China QS 90 1000W Mid Drive Motor 72V 55KPH for Electric Scooter Belt Design or 428 Sprocket 14T Type Motor did chain and sprocket kit

Warranty: Other
Product Variety: dc motor
Utilization: Electric Bicycle, electric powered motorcycle bike
Type: Equipment MOTOR, Mid drive motor
Torque: 25.2N.m
Construction: Long lasting Magnet
Commutation: Brushless
Safeguard Attribute: Waterproof
Speed(RPM): 4000rpm with CZPT flux weakening
Ongoing Present(A): 37 A (72V)
Effectiveness: 90.5%
Wattage: 1000W
Design: DC Motor
usage: electrical scooter/e-bike/e-bike
pace: 55kph
Water-proof Grade: IP54
colour: Black
Item Fat: 8
Packaging Particulars: QS Common Export Packing 1. Polyfoam + Carton Box 2. Or according to customer’s specifications

QS 1kW 90 72V55KPH Mid drive motor with aged visual appeal
For 90 1000W mid drive motor, it could be used for electric powered scooter, electrical bike.
It could be 72V 55KPH, accessible for 10inch wheel kits.
QS can supply customized 428 14 enamel sprocket to match with 1kW mid travel motor.
1pcs Belt axle QS ninety 1kW mid drive motor

Comb.two1pcs 428 Sprocket axle QS 90 1kW mid travel motor

Crucial Characteristics
one). Simplify to make a electric powered-motorbike. Gearbox, transmission shaft, clutch are no need. Which preserve space.
two). It could be mounted in the rear to conserve much more place for battery.
3). Assist regenerative braking
4). Substantial performance: 85~92%
Solution description
Genearlly Spec:
1.QSMOTOR 1000W 90H Mid Drive Motor
Item: QS Motor 1000W ninety 70H Mid Generate Motor
Motor Variety: BLDC Long term Magnet Internal Rotor Motor With Hall Sensor
Manufacturer: QS Motor, QSMOTOR
Motor Design and style: Solitary axle
Matched Wheel: 10inch Wheel (as default)
Magnet Height: 70mm, 5 pole pairs
Diameter of stator: 120mm
Rated Energy: 1000W
Rated Voltage: 60V or 72V(as default)
Velocity: 60V@45KPH 72V@55KPH
Max Torque: approx twenty five.2N.m without Reduction ratio, approx 134.0N.m with 1:5.3 Reduction ratio
Max Effectiveness: 90.5%
Thermal Probe: None as default (KTY83/122 is available, if you require, please allow income male know).
One Hall Plate with watertight connectors
6mm² Cross Part of Phase Wire (not contain insulation layer)
Corridor Sensor Phasing angle: 120 degree
Waterproof Quality: IP54
Shade: Black
N.W./G.W.: 7.8kgs/9.1kgs
Deal Dimension: 34cm*34cm*33cm

Dimension Drawing:
QS 1000W ninety mid travel motor(outdated visual appeal, belt pushed)

Examination report:

Conversion kits for QS 1kW mid dirve hub motor:
Combo one
QSMOTOR 1000W PMSM IPM mid drive motor with belt+EM50SP controller+DKD speedometer+Z6 throttle swap

Combo 2.
QSMOTOR 1000W PMSM IPM mid travel motor with sprocket 428 14 teeth+EM50SP controller+DKD speedometer+Z6 throttle

You should noted:
Optional appearance, drawing, functionality curve/take a look at report are offered.
If you need far more technical information, you should truly feel totally free to make contact with us.
We will give you reply in 12hours.
Software for 1kW mid travel motor

Manufacturing unit Information:Welcome to QS Motor ! (SiAECOSYS)QSMOTOR are famous for their electrical driving program during the entire world. At QSMOTOR they also occur to be our specialty, so you can relaxation assured that transform your gasoline motor vehicle to electirc/hybrid sort, or constructing your electric powered car(bicycle, scooter, motorbike, tricycle, vehicle and many others.)– we promise it!QS MOTOR alter named toHangZhou QuHangZhou Electric powered Generate Technologies Co.,Ltd in 2018 a long time.

Our professional group of technicians is backed by over eighteen many years of expertise with motors, controllers, brakes and electrical work. Usually truly feel self-confident that the interior and exterior of your vehicle will be designed in greatest efficiency. It’s all part of our higher quality and remedy to manage your motor vehicle!

What is a sprocket?

A backlash sprocket is a sprocket with multiple teeth. The teeth are arranged at different intervals on the outer circumference of the sprocket. The bottoms of the tooth gaps are arcuate and connect opposing faces of adjacent teeth.
The backlash diameter on the backlash sprocket is larger than the diameter of the ISO tooth profile. This allows the rollers to engage the front surfaces of the teeth without causing the teeth to disengage. The result is reduced shock and noise.
as the picture shows. as the picture shows. As shown in FIG. 2, the sprocket 11 has a front surface (11a) and a rear surface (12b). The teeth are connected by a line extending from the center of rotation O of the sprocket to the center of the tooth gap bottom (13). The tooth surface on the sprocket is a convex arc of equal radius. The radius of re12a and re12b is larger than re8 of ISO tooth profile.
In addition to the tooth pitch of the sprockets, ISO sprockets have standard chains. This chain is defined as ISO 606 1994 (E). The sprocket pitch line is pc. The height of the tooth head (ha) is measured from the tooth pitch polygon.
Typically, the sprocket is secured to the shaft using one or more set screws. This means that it must be able to accommodate the keyway. To determine how much space is left, the outside diameter of the sprocket must be at least 10% larger than the pitch diameter of the shaft.
The gap tooth sprocket system provides extra precision for chain alignment. Its teeth are higher than ISO teeth.

ISO sprocket uniformity

ISO sprocket standard 606 specifies sprocket compliance for most of Europe. This standard specifies large spacings, measured in sixteenths of an inch, and expressed in metric units. It was developed before the American chain and was limited by the materials available. To ensure consistency, the ISO outer plate uses a chain size one step larger than the chain size required for the application. This results in a heavier chain. ISO sprockets are available in single, double and triple chain versions.
ANSI and ISO sprockets are interchangeable. They are based on mathematical themes and have a clear design. ISO sprockets are usually smaller than ANSI sprockets. They are also denoted with the suffix “B” to denote their chain number.

metal sprocket

Sintered metal sprocket is a metal sprocket with high mechanical properties. The tensile strength of the sprocket can reach more than 700 MPa, and the Charpy impact strength is 20 J/cm2. It’s also durable and wear-resistant.
This sprocket is used for high load applications. Its teeth are made of metal and flame-hardened. The edges of the teeth are slightly softer than the rest of the teeth. The edges of the sprockets wear out when bitten.
The sprocket is a toothed profiled wheel. It is different from a pulley that meshes with a belt. On the other hand, timing pulleys are used with toothed belts. Sprockets and chain mechanisms were also used in early cars.
Another common use for metal sprockets is in movie projectors, where they punch holes in the film. They are also used as the paper feed mechanism in some computer printers. There are several types of sprockets. Some sprockets are lightweight, while others are heavy and have flanges to keep the timing belt centered.

plastic sprocket

Plastic sprockets are ideal for a variety of applications. They reduce noise and reduce chain wear. Their compressibility also increases their overall load capacity. Some of their uses include dust-free environments, food applications and quieter chain drives. They can also be customized to your specifications.
One embodiment of the present invention includes a plastic sprocket having a co-injected outer shell and an inner core of a second material. This allows the sprocket to combine the advantages of both materials. This makes the sprocket easier to clean and lighter in weight.
There are many different materials available for plastic sprockets. One of the most popular is Duro-Glide(r) UHMW-PE. However, there are other materials that are better suited for certain applications. For example, polyurethane sprockets have excellent wear resistance, but may be too flexible to drive a belt. Therefore, it is important to find the right combination of materials to get the job done.
If you are in the market for a plastic sprocket, contact a reputable manufacturer. These companies offer a wide range of standard and custom sizes to meet any of your needs. They can also offer czpt delivery for quick turnaround. They specialize in custom manuManufactured and certified to ISO 9001:2000.
Imao offers sprockets in a variety of different materials. They are available in a variety of sizes and feature either molded ball bearings or fiberglass reinforced bearings. These sprockets are designed for sawmills and other light duty applications. They are also resilient and can be used in any type of sawmill.

Aluminum sprocket

Aluminum sprockets save weight and increase the speed of the bike. The material used to make them is 7075-T6 aerospace grade aluminum, which makes them lightweight and durable. The teeth are also formed on the hobbing machine so they fit perfectly and reduce friction. They also have an anodized color finish for added strength and durability.
The size you need depends on your wheel setup and the type of terrain you ride. Larger sprockets are better for slower terrain and provide more torque. However, larger sprockets tend to reduce top speed, so you may need to adjust accordingly. If you have an OEM 19″ or 16″ setup, 52t/54t sprockets are the most recommended option. 7075-T6 aluminum also reduces weight and rolling mass.
China QS 90 1000W Mid Drive Motor 72V 55KPH for Electric Scooter Belt Design or 428 Sprocket 14T Type Motor     did chain and sprocket kitChina QS 90 1000W Mid Drive Motor 72V 55KPH for Electric Scooter Belt Design or 428 Sprocket 14T Type Motor     did chain and sprocket kit
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