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China Hot selling 1000W Mid Drive Motor kits 420 Sprocket with EM50SP controller for electric scooter bike crank and sprocket

Model Number: Mid drive motor
Warranty: Provide
Product Name: 1000W 90 70H Mid Drive Motor kits 420 Sprocket with EM50SP controller
Voltage(V): 60V or 72V(as default)
Output Power(W): 1000W
Usage: electric scooter/e-bike/e-motorcycle
Type: Mid drive motor
Efficiency: 84~90%
Speed: 60V@45KPH; 72V@55KPH
Color: Black
Waterproof Grade: IP54
Certification: ISO9001, CCC, CE
Packaging Details: Carton Box

1000W 90 70H Mid Drive Motor kits 420 Sprocket with EM50SP controller for electric scooter
For 90 1000W mid drive motor, it could be used for electric scooter, electric motorcycle.
It could be 72V 55KPH, available for 10inch wheel kits.
QS can provide customized 420 14teeth sprocket to match with 1kW mid drive motor.

Kits including
1. 1pcs X QSMOTOR 1000W PMSM IPM mid drive motor with sprocket 420 14 teeth
2. 1pcs X Votol EM50SP sine wave motor controller
3. 1pcs X DKD LCD speedometer
4. 1pcs X Z6 throttle with combination switch

Key Features
1) Light weight and small dimension compare to hub motor
2) High performance benefit from flux weakening
3) High effeciency during climbing, and better acceleration
4) Support regenerative braking

Product description
1. QSMOTOR 1000W 90 80H Mid Drive Motor
Specification

  • Item: QS Motor 1000W 90 80H Mid Drive Motor
  • Motor Type: BLDC Permanent Magnet Inner Rotor Motor With Hall Sensor
  • Brand: QS Motor, QSMOTOR
  • Motor Design: Single axle
  • Matched Wheel: 10inch Wheel (as default)
  • Magnet Height: 80mm, 5 pole pairs
  • Diameter of stator: 120mm
  • Rated Power: 1000W
  • Rated Voltage: 60V or 72V(as default)
  • Speed: 60V@45KPH; 72V@55KPH
  • Max Torque: approx 25.2N.m without Reduction ratio, approx 134.0N.m with 1:5.3 Reduction ratio
  • Max Efficiency: 90.5%
  • Thermal Probe: None as default (KTY83/122 is available, if you need, please let sales man know).
  • Single Hall Plate with waterproof connectors
  • 6mm² Cross Section of Phase Wire (not include insulation layer)
  • Hall Sensor Phasing angle: 120 degree
  • Waterproof Grade: IP54
  • Color: Black
  • N.W./G.W.: 7.8kgs/9.1kgs
  • Package Dimension: 34cm*34cm*33cm
  • Pictures Show

    Drawing(for normal)

    Test Report

    2. EM50SP 72V sinusoidal wave BLDC motor controller
    Specification
    Sine wave controller, programmable, with regen function
    Net weight: 955g
    Rated current: 60A
    Boost current: 190
    Max. Power: 4320W
    Flux Weakening Ratio: 100~250%
    Max. Efficiency: 88~93%
    Degree of protection: IP67
    Pictures Show

    Drawing(for normal)

    3. DKD LCD speedometer, can-bus(optional, CZPT flexible Double Disc coupling LIN as default)
    It display D N R, P, S gear, and battery current X5/10.
    P.s.: If the working battery doesn’t have can-bus communication, then the can-bus speedometer will shows lack of electricity always.
    So, we suggest to do the speedometer as Line communication version if client can’t get can-bus battery.

    4. Z6 throttle with combination switch
    With Reverse, Parking button( throttle on/off), 3 slide switch gear, s/boost button, Light and Horn.
    It match with VOTOL controller well.

    Please noted:
    Optional appearance, drawing, performance curve/test report are available.
    If you need more technical information, please feel free to contact us.
    We will give you reply in 12hours.

    Application

    How to Recommend you suitable motors?
    Firstly, To customize a suitable electric hub motor for your vehicle, could you please inform the points in below?
    1. E-bike, E-scooter, High torque Clamp Type corrugated shaft coupling Factory direct sale flexible stainless steel bellows coupling Hot Sale E-tricycle or E-car?
    2. Weight of vehicle with battery, loading weight (weight with load only)?
    3. Tire model/diameter?
    4. Rated voltage and wattage of motor, nominal speed/top speed, and climb angle or torque @ what speed?
    5. Battery nominal voltage, CZPT voltage, capacity and vehicle range?
    6. What’s the drop-outs/rear fork width of your frame?
    Within your details information, we could make assessment and calculation accordingly for your project

    Company Information About US
    SIAECOSYS is an union of manufactories in electric driving industry, and belongs to HangZhou SIA Trading Co., Ltd that set from QS Factory in 2013 year.
    Currently, more than 80 top factories join SIAECOSYS, and they are willing to provide customized products and service for international customers who has passion in e-scooter/tricycle/car industry.
    SIAECOSYS focus on organizing member factories together to customize specific e-driving system solution and products for different requirements from customers in the world.
    Nowadays, SIAECOSYS has more than 5000 customers from the world and more than 40 customers send inquiry every day.
    SIAECOSYS has sale department, Technology department, Quality inspection department, general accounting department, purchase department and after-sale service department.

    FAQQ1. Are you trader or manufacture?
    A: We’re manufacture.

    Q2. How long is your production time?A: Generally, Custom design standard stretch flange type SWC-BF cardan shaft the production period is 12-14 working days(6 working days per week).
    The specific delivery time depends on the items and the quantity of your order.Q3. How long is your warranty time?
    A: For motor, the warranty time is 1 year and 3 months. For other parts, the warranty time is 1 year.

    Q4. About Customs Clearance
    For some special countries with strict customs for import, so pls. confirm it firstly to us that you have ability to do customs clearance, otherwise we will not take on heavy responsibilities for this issue, return money and goods are not support.
    Special countries list:
    Argentina, Brazil, Egypt, Turkey, Iran,Portugal,Romania, Kazakhstan, Ukraine, Yeman etc.
    Some countries name not listed, the salesman will inform you in time if you placed the order online directly. Thank you for your understanding.

    05. Does your products with CE certification?
    Yes, our motor with Certification (CE, CCC), SWC-BH standard flex welding type universal coupling professional customized cardan shaft coupling industrial equipment and our factory with certification of ISO9001, TS86949

    sprocket

    Choosing the Right Chain Sprocket For Your Bike

    When deciding which chain sprocket to buy, you should be aware of how they fit on the bike. These sprockets are often secured to the bike’s shaft by either one or more set screws. ANSI standards for sprocket keyways provide the proper dimensions for a given shaft diameter. However, they aren’t universal and might not apply to all applications. As a result, it is important to consult a supplier who is familiar with the exact keyway dimensions.

    Roller chain sprocket

    A Roller chain sprocket is a gear with toothed rollers. The tooth profile determines the arc length of the roller. A roller with an undercut tooth profile will not transmit movement properly. For this reason, the pitch line of the roller should be equal to the incremental circle length (r) divided by the number of teeth.
    The chain sprocket is available in various types. They can be used in conveyor chains. They are usually available as ready-to-mount units. Finished bores and wide hubs are available for mounting them. They are also available with a roller-bearing design.
    The teeth of sprocket wheels are derived from the involute-trochoid curve. In order to engage with these teeth, the roller chain must be sufficiently accurate to avoid backlash. However, conventional roller chains can also engage with these teeth. However, this cannot eliminate backlash completely. This is why the invention provides means for reducing the friction between the teeth and the roller. This also increases the life span of the roller-and-sprocket transmission.
    In terms of standards, the ANSI standard is widely used in the industry. It accounts for nearly 15% of the market in Europe and holds an advantage over the ISO standards. In North America, manufacturers of sprockets follow the ANSI code B 29.1. The ANSI code provides clear design guidelines and allows for interchangeability among different types.
    There are many considerations to make when selecting a sprocket. A key factor is the transmission input. For example, if the transmission has a high horsepower, the center distance between the large and small sprockets is smaller. To compensate for this, a chain with a smaller pitch may be appropriate. Also, if the transmission has a high horsepower ratio, a multiple-strand drive is a viable option.
    If you’re looking for a quality roller chain sprocket, you should check out MDS. They stock a wide range of types and sizes for a variety of industrial machinery.

    Gap-tooth sprocket

    A gap-tooth chain sprocket has tooth-head heights greater than the ISO tooth form height. This ensures that the pins and rollers meet at a point near the tooth head, and eliminates pulsating movement and intermittent changes in speed.
    The front and rear surfaces of the sprocket are convex arcs, with radii equal to each other and the center of the tooth gap bottom. This allows for a uniform pitch and reduced friction. The tooth-face height of a gap-tooth chain sprocket is equal to the pitch of the chain, while the radii of its tooth-faces are larger than that of an ISO tooth-form.
    One form of gap-tooth chain sprocket has four teeth at regular intervals. The teeth are interconnected by arc-shaped tooth gap bottoms. The resulting chain pitch is called the chain pitch. The gap-tooth sprocket can be used on various types of wheels.
    ISO 606 1994 (E) defines the standard chain length, while Japanese Industrial Standards (JIS B 1801) define the standard tooth form. The ISO and Japanese Industrial Standards define two different tooth forms, namely S-tooth and U-tooth. The ISO and Japanese Industrial Standard tooth forms have different tooth pitches, but the root diameter of both forms is the same. The distance between each tooth is measured from the pitch polygon.
    The tooth gap bottom circle of the gap-tooth sprocket gradually contacts the surface of the front tooth in the opposite side of the tooth gap. As this process continues, the tooth surface of the gap-tooth sprocket moves closer to the tooth head. This reduces the impact, which results in less noise.
    The gap-tooth chain sprocket is an ideal solution for many applications. It allows the chain to disengage easily. With the same frequency, the teeth of the sprocket also help in regulating vibration. A sprocket with short teeth will be easier to disengage when necessary.
    Another popular style of gap-tooth chain sprocket is the random polygon 64. The random polygon is a quadrilateral. Each vertex of the quadrilateral is assigned to one of the four consecutive pins on the uniform chain. The four consecutive pins are aligned in a gap-tooth pattern.
    sprocket

    Steel split sprocket

    Split sprockets are perfect for large portions of the drive system, as they can be installed without disassembling the entire shaft assembly. These sprockets are also useful in applications where there is limited workspace. They can be installed without disassembling the entire shaft assembly, minimizing the risk of damage to the conveyor system and reducing downtime.
    There are several different types of split sprockets, including mat chains and table chains. Each type differs in bore diameter, number of teeth, block body style, and abrasion resistance. Some are made from steel, while others are made from a non-split material.
    Split sprockets are available from many manufacturers. Typically, the split sprockets are made with two pieces of steel, which are then joined together again. This assembly technique is a cost-effective way to mount sprockets on a shaft. These sprockets can be stocked in multiple sizes and keyways.
    Stainless Steel sprockets are available in stock and custom configurations. They are designed to last for years to come. These sprockets are suitable for conveyors, power transmission systems, and robotics. In addition, these sprockets offer heightened quality and durability. Some of these sprockets feature a bevel or spiral bevel gear, while others are made from helical gear.
    Split sprockets are available in a variety of sizes. For instance, the RCS-03 is a plain bore type, while the RCS-04 is a finished bore type. Split sprockets are available with a split taper bushed design. They are also available with either single or multiple strands.
    sprocket

    Double-duty sprocket

    If you are looking for a heavy-duty chain sprocket, you have many choices. They come in different sizes, shapes, and materials. Some have wide teeth while others have narrow teeth. You should choose a sprocket that has the correct tooth pitch for your chain’s pitch diameter. You should also pay attention to the sprocket’s bore, or the hole in its center through which the drive shaft passes.
    The type of transmission will also determine the type of sprocket you need. High-power transmissions, for example, require higher-pitch sprockets than lower-pitch models. To make sure that you choose the right sprocket for your application, check the horsepower and pitch of your transmission. If you have a low-pitch transmission, choose a smaller chain pitch. High-horsepower transmissions may also require multiple-strand drive.
    There are different standards for sprockets, but ANSI standards are widely accepted. For instance, ANSI code B 29.1 requires sprockets to have two teeth per chain pitch, whereas ISO standards call for three. The double-duty sprocket, on the other hand, engages every other tooth. This helps the sprocket’s lifespan.
    There are many different sprockets, and each has different performance characteristics. Generally, sprockets are made of metal or reinforced plastic and are similar to bicycle gears in their wheel-shaped design. Different types of chain sprockets have different teeth and work with different types of chains. The design of the chain and sprocket also determines the type of sprocket needed.
    One popular type of double-duty sprocket is the steel-split sprocket. Its pitch is half the pitch of the chain and is usually referred to as a ‘double-duty’ sprocket. It is often used for heavy-duty purposes, as it distributes the load evenly on the chain.
    While sprockets come in different tooth pitches and diameters, the recommended number of teeth is 17. The more teeth on the sprocket, the longer it will last. The height of the teeth is also important. A sprocket with more teeth will increase the life of the chain.

    China Hot selling 1000W Mid Drive Motor kits 420 Sprocket with EM50SP controller for electric scooter bike   crank and sprocketChina Hot selling 1000W Mid Drive Motor kits 420 Sprocket with EM50SP controller for electric scooter bike   crank and sprocket
    editor by Cx 2023-07-07

    China 1500RPM dc wheelchair scooter car bike electric bicycle motor with connecting gear shaft sprocket price sprocket auto

    Variety: Everlasting Magnet Synchronous
    Voltage: 48V
    Speed(RPM): 1000
    Coloration: Personalized Shade
    substance: steel metallic
    motor: AC Motor
    wheel: several dimensions options
    solution size: tailored measurement
    style: below chassis
    Steering: electric
    Brake Technique: drum brake
    Charging time: 4-8H
    Pace: 10-50km/h
    Packaging Particulars: wood box packing
    Port: HangZhou

    Solution Overview 1500RPM dc wheelchair scooter car bike electric bicycle motor with connecting equipment shaft sprocket price tag Attributes AT A Glance Product Specs

    ItemData
    lengthcustomization
    widthcustomization
    heightcustomization
    Related Items Firm Profile Item packaging FAQ Buyer Feedbacks Our clients requested from us and depart 5 Stars responses

    sprocket

    Problems with sprockets

    If you’re having trouble with your HP Sprocket, you’re not alone. This bike component isn’t without issues, but it’s also susceptible to other wear and tear. Check for worn tooth surfaces and hooked tips. When teeth wear out quickly, they can break the chain, so make sure you fix them as soon as possible.
    You can solve this issue by installing the latest firmware update for your Sprocket printer. The firmware update is designed to provide a safe and reliable printing experience. When your Sprocket printer doesn’t print the pictures, it is likely because it’s not receiving enough power from the battery. Make sure the battery is at least 25% before you begin.
    Insufficient or improper lubrication can cause a variety of problems. Proper lubrication can prevent or remove excessive wear, or protect the chain from the environment. It can also reduce the risk of excessive chain slack. The following are just a few common problems that can cause slack in the chain.
    In case of excessive wear, a new sprocket may be necessary. If the sprocket and chain do not match, replace them with a similar size. In addition, a shock absorber can be installed to minimize load. Another alternative is to install a take-up idler, which helps prevent excessive chain elongation.
    Improper alignment of the sprocket is another common cause of chain drive problems. If the sprocket is not aligned correctly, it will not be able to move smoothly through the chain during rotation. The teeth of the sprocket will become hooked, preventing the roller from smoothly moving through. This will force the roller chain to cling to the sprocket, and need to be replaced.

    Common types of sprockets

    Power transmission equipment typically utilizes sprockets and chains. These are used in pairs to provide speed reduction. They are different from gears because the teeth of the sprocket do not mesh with those of the mating gears. They are typically made of plastic, but they can also be made of metal.
    There are many common types of sprockets and chains. Some of these types of sprockets have large, narrow, or variable tooth pitch. The size of the sprocket depends on the size and pitch of the chain. If you are using a chain with a large pitch diameter, you should use a sprocket with large teeth. Conversely, a smaller pitch diameter will require a sprocket with small teeth.
    Another way to identify the type of sprocket you’re using is to look at the number of strands. Single-strand sprockets are the most common, but you’ll also find many types that have multiple strands of chains. Multi-strand chains are generally larger and allow for greater torque to be transmitted from a common central shaft.
    Another type is flat sprockets, which have no hub and drive through a series of holes. They are used for transmission of power or material in chain-driven systems, such as bicycles. They can also be used for overhead conveyors. In some cases, there is a special type that fits the shaft of an automobile, such as a transmission shaft.
    There are many different types of sprockets, each with a unique function. Some are used for conveyor chains, while others are used for other applications. In most cases, sprockets are used in chain-driven machinery. They come in different sizes and pitches and are designed to work with particular types of chains.
    When choosing a motor or transmission system, it is important to match sprockets and chains. A perfectly matched set of components will ensure that the motor and transmission work together. Generally, this alignment comes down to sprocket-to-sprocket matching. The process involves jacking up the motor and lining up the sprockets and chains. Then, the sprockets and chains are locked into place with cotter pins.
    sprocket

    Size of sprockets

    To determine the correct chain length and sprocket diameter, the first step is to understand the difference between the diameters of the sprockets and cassettes. The smaller the diameters of sprockets, the lower the chain tension. The larger the sprocket, the longer the chain will need to be. This process requires the use of a derailleur that can roll a larger number of chains.
    In addition to chain length, the spacing between sprockets is another important factor. If the sprockets are too far apart, the chain may slip through the sprocket. A smaller range of sprockets will prevent this and will increase the number of discrete gear ratios. In addition, if the chain skips over a sprocket, it will cause discomfort in shifting.
    Choosing the correct size of sprockets is essential for cycling. Larger sprockets are usually necessary for road bikes. Likewise, a road bike will have larger gears than a gravel bike. Larger gears will help the cyclist accelerate more smoothly and ensure a smoother ride.
    Using a chain calculator can help you determine the proper size of sprockets for your bike. You can also use a chain length calculator to determine the correct chain length. This calculator uses the distance between the sprockets to calculate chain length. However, it is important to note that it is not possible to calculate the length of a chain with a single sprocket.
    The size of the sprocket must be in proportion to the length of the chain. It can be controlled by either adjusting the center of the sprocket or moving it to the proper position. The center of rotation of the sprocket is defined by the chosen geometry reference.
    The report covers global and regional sales of sprockets. It also contains information on competitive dynamics and market concentration status. Moreover, the report includes detailed information about the manufacturers of sprockets. The study also includes regional and global market forecasts. It also provides a detailed breakdown of sales by type, application, and region.
    When choosing the right size of sprockets, remember to take measurements and do some arithmetic. For example, a smaller countershaft sprocket will improve low-speed acceleration, while a larger rear sprocket will improve fuel mileage. In addition, it is recommended that you use the reverse sprocket size if you’re going to be riding on long highways.
    sprocket

    Maintenance of sprockets

    Proper maintenance of sprockets and chains is crucial to the functioning of your bike. It is important to avoid overstretching them. If this happens, they will not fit properly and will require replacement. It is also important to prevent the kinks in your chain to reduce the amount of stress on your sprockets.
    If you are unsure of the state of your sprockets and chains, you can replace them with a new chain and a new sprocket. If you notice that a chain is squeezing between the rear sprocket, it is time to replace the sprocket.
    Proper maintenance of sprockets and chains involves cleaning and lubrication. Regular cleaning and lubrication can prevent damage and extend the life cycle of these parts. Proper lubrication will also ensure their smooth operation and minimize the noise. Regardless of whether your sprockets or chains are new or used, lubrication should be carried out at regular intervals to extend their useful life cycle.
    Proper alignment of the sprockets and chains will ensure the most efficient performance and reliability. If you regularly change your chain and sprockets, you can prolong the life of these components and avoid costly repairs. Make sure you change the sprockets and chains only with professional mechanics. Always follow the instructions of the motorcycle manufacturer.
    Proper maintenance of sprockets and chains is important to prevent premature sprocket replacement. Changing the sprocket too often can result in poor meshing, accelerating wear and tear of the new sprockets. When changing the sprocket, it is essential to turn the worn surface over before you install the new one.
    It is important to follow the instructions and warning signs for proper maintenance of sprockets and chains. The safety of the workers and the environment should be prioritized. Follow the instructions of the manufacturer and avoid dangerous situations. It is essential not to anneal or electroplate the chain parts.
    Proper lubrication is also vital. Use a non-petroleum based cleaner to clean the chain thoroughly and then apply lubricant. Avoid using engine oil as it is more viscous and cannot protect the chain against water.

    China 1500RPM dc wheelchair scooter car bike electric bicycle motor with connecting gear shaft sprocket price     sprocket autoChina 1500RPM dc wheelchair scooter car bike electric bicycle motor with connecting gear shaft sprocket price     sprocket auto
    editor by CX 2023-04-18