Product Description
QS 138 90H 4KW PMSM MID DRIVE MOTOR
For 138 4000W mid drive motor , it could be used for electric light motorcycle, which could be 72V 100KPH.
What’s more, we provide chain gear adapters as default.
| Motor Type | PMSM Inner Rotor Motor | Motor design | single axle |
| Brand | QS Motor, QS MOTOR | Matched wheel | 17 inch (as default) |
| Magnet Height | 90mm,5 pole pairs | Rated power | 4000w(Max continue 7500w) |
| Peak Power | 13.5kw | Rated Torque | 14.3N.m |
| Rated Voltage | 72v | Speed | 4000RPM |
| With flux weakening | 6500RPM | Max Torque | 72 N.M |
| Cooling method | Air cooling | Max Efficiency | 94% |
| Rated current | 89A | Max bus current | 200A |
| Thermic Probe | KTY83/122(as default) | Working temperature | 70-120ºC,peak 150ºC |
| Phase wire | 20mm² cross section | Waterproof grade | IP67 |
| Color | Black | N.W/G.W | 10.8kgs/11.5kgs |
| Package Dimension | 34cm*34cm*33cm | Hall sensor | Single hall plate with waterproof connectors |
2. Dimension Drawing:
3. Test report
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| After-sales Service: | Yes |
|---|---|
| Warranty: | 15 Months |
| Type: | Motorcycle Engine |
| Certification: | CE |
| Material: | Alloy |
| Usage: | Car, Electric Bicycle, Electric Motorcycle |
| Customization: |
Available
| Customized Request |
|---|
Can drive shafts be adapted for use in both automotive and industrial settings?
Yes, drive shafts can be adapted for use in both automotive and industrial settings. While there may be some differences in design and specifications based on the specific application requirements, the fundamental principles and functions of drive shafts remain applicable in both contexts. Here’s a detailed explanation:
1. Power Transmission:
Drive shafts serve the primary purpose of transmitting rotational power from a power source, such as an engine or motor, to driven components, which can be wheels, machinery, or other mechanical systems. This fundamental function applies to both automotive and industrial settings. Whether it’s delivering power to the wheels of a vehicle or transferring torque to industrial machinery, the basic principle of power transmission remains the same for drive shafts in both contexts.
2. Design Considerations:
While there may be variations in design based on specific applications, the core design considerations for drive shafts are similar in both automotive and industrial settings. Factors such as torque requirements, operating speeds, length, and material selection are taken into account in both cases. Automotive drive shafts are typically designed to accommodate the dynamic nature of vehicle operation, including variations in speed, angles, and suspension movement. Industrial drive shafts, on the other hand, may be designed for specific machinery and equipment, taking into consideration factors such as load capacity, operating conditions, and alignment requirements. However, the underlying principles of ensuring proper dimensions, strength, and balance are essential in both automotive and industrial drive shaft designs.
3. Material Selection:
The material selection for drive shafts is influenced by the specific requirements of the application, whether in automotive or industrial settings. In automotive applications, drive shafts are commonly made from materials such as steel or aluminum alloys, chosen for their strength, durability, and ability to withstand varying operating conditions. In industrial settings, drive shafts may be made from a broader range of materials, including steel, stainless steel, or even specialized alloys, depending on factors such as load capacity, corrosion resistance, or temperature tolerance. The material selection is tailored to meet the specific needs of the application while ensuring efficient power transfer and durability.
4. Joint Configurations:
Both automotive and industrial drive shafts may incorporate various joint configurations to accommodate the specific requirements of the application. Universal joints (U-joints) are commonly used in both contexts to allow for angular movement and compensate for misalignment between the drive shaft and driven components. Constant velocity (CV) joints are also utilized, particularly in automotive drive shafts, to maintain a constant velocity of rotation and accommodate varying operating angles. These joint configurations are adapted and optimized based on the specific needs of automotive or industrial applications.
5. Maintenance and Service:
While maintenance practices may vary between automotive and industrial settings, the importance of regular inspection, lubrication, and balancing remains crucial in both cases. Both automotive and industrial drive shafts benefit from periodic maintenance to ensure optimal performance, identify potential issues, and prolong the lifespan of the drive shafts. Lubrication of joints, inspection for wear or damage, and balancing procedures are common maintenance tasks for drive shafts in both automotive and industrial applications.
6. Customization and Adaptation:
Drive shafts can be customized and adapted to meet the specific requirements of various automotive and industrial applications. Manufacturers often offer drive shafts with different lengths, diameters, and joint configurations to accommodate a wide range of vehicles or machinery. This flexibility allows for the adaptation of drive shafts to suit the specific torque, speed, and dimensional requirements of different applications, whether in automotive or industrial settings.
In summary, drive shafts can be adapted for use in both automotive and industrial settings by considering the specific requirements of each application. While there may be variations in design, materials, joint configurations, and maintenance practices, the fundamental principles of power transmission, design considerations, and customization options remain applicable in both contexts. Drive shafts play a crucial role in both automotive and industrial applications, enabling efficient power transfer and reliable operation in a wide range of mechanical systems.
Can drive shafts be customized for specific vehicle or equipment requirements?
Yes, drive shafts can be customized to meet specific vehicle or equipment requirements. Customization allows manufacturers to tailor the design, dimensions, materials, and other parameters of the drive shaft to ensure compatibility and optimal performance within a particular vehicle or equipment. Here’s a detailed explanation of how drive shafts can be customized:
1. Dimensional Customization:
Drive shafts can be customized to match the dimensional requirements of the vehicle or equipment. This includes adjusting the overall length, diameter, and spline configuration to ensure proper fitment and clearances within the specific application. By customizing the dimensions, the drive shaft can be seamlessly integrated into the driveline system without any interference or limitations.
2. Material Selection:
The choice of materials for drive shafts can be customized based on the specific requirements of the vehicle or equipment. Different materials, such as steel alloys, aluminum alloys, or specialized composites, can be selected to optimize strength, weight, and durability. The material selection can be tailored to meet the torque, speed, and operating conditions of the application, ensuring the drive shaft’s reliability and longevity.
3. Joint Configuration:
Drive shafts can be customized with different joint configurations to accommodate specific vehicle or equipment requirements. For example, universal joints (U-joints) may be suitable for applications with lower operating angles and moderate torque demands, while constant velocity (CV) joints are often used in applications requiring higher operating angles and smoother power transmission. The choice of joint configuration depends on factors such as operating angle, torque capacity, and desired performance characteristics.
4. Torque and Power Capacity:
Customization allows drive shafts to be designed with the appropriate torque and power capacity for the specific vehicle or equipment. Manufacturers can analyze the torque requirements, operating conditions, and safety margins of the application to determine the optimal torque rating and power capacity of the drive shaft. This ensures that the drive shaft can handle the required loads without experiencing premature failure or performance issues.
5. Balancing and Vibration Control:
Drive shafts can be customized with precision balancing and vibration control measures. Imbalances in the drive shaft can lead to vibrations, increased wear, and potential driveline issues. By employing dynamic balancing techniques during the manufacturing process, manufacturers can minimize vibrations and ensure smooth operation. Additionally, vibration dampers or isolation systems can be integrated into the drive shaft design to further mitigate vibrations and enhance overall system performance.
6. Integration and Mounting Considerations:
Customization of drive shafts takes into account the integration and mounting requirements of the specific vehicle or equipment. Manufacturers work closely with the vehicle or equipment designers to ensure that the drive shaft fits seamlessly into the driveline system. This includes adapting the mounting points, interfaces, and clearances to ensure proper alignment and installation of the drive shaft within the vehicle or equipment.
7. Collaboration and Feedback:
Manufacturers often collaborate with vehicle manufacturers, OEMs (Original Equipment Manufacturers), or end-users to gather feedback and incorporate their specific requirements into the drive shaft customization process. By actively seeking input and feedback, manufacturers can address specific needs, optimize performance, and ensure compatibility with the vehicle or equipment. This collaborative approach enhances the customization process and results in drive shafts that meet the exact requirements of the application.
8. Compliance with Standards:
Customized drive shafts can be designed to comply with relevant industry standards and regulations. Compliance with standards, such as ISO (International Organization for Standardization) or specific industry standards, ensures that the customized drive shafts meet quality, safety, and performance requirements. Adhering to these standards provides assurance that the drive shafts are compatible and can be seamlessly integrated into the specific vehicle or equipment.
In summary, drive shafts can be customized to meet specific vehicle or equipment requirements through dimensional customization, material selection, joint configuration, torque and power capacity optimization, balancing and vibration control, integration and mounting considerations, collaboration with stakeholders, and compliance with industry standards. Customization allows drive shafts to be precisely tailored to the needs of the application, ensuring compatibility, reliability, and optimal performance.
How do drive shafts handle variations in length and torque requirements?
Drive shafts are designed to handle variations in length and torque requirements in order to efficiently transmit rotational power. Here’s an explanation of how drive shafts address these variations:
Length Variations:
Drive shafts are available in different lengths to accommodate varying distances between the engine or power source and the driven components. They can be custom-made or purchased in standardized lengths, depending on the specific application. In situations where the distance between the engine and the driven components is longer, multiple drive shafts with appropriate couplings or universal joints can be used to bridge the gap. These additional drive shafts effectively extend the overall length of the power transmission system.
Additionally, some drive shafts are designed with telescopic sections. These sections can be extended or retracted, allowing for adjustments in length to accommodate different vehicle configurations or dynamic movements. Telescopic drive shafts are commonly used in applications where the distance between the engine and the driven components may change, such as in certain types of trucks, buses, and off-road vehicles.
Torque Requirements:
Drive shafts are engineered to handle varying torque requirements based on the power output of the engine or power source and the demands of the driven components. The torque transmitted through the drive shaft depends on factors such as the engine power, load conditions, and the resistance encountered by the driven components.
Manufacturers consider torque requirements when selecting the appropriate materials and dimensions for drive shafts. Drive shafts are typically made from high-strength materials, such as steel or aluminum alloys, to withstand the torque loads without deformation or failure. The diameter, wall thickness, and design of the drive shaft are carefully calculated to ensure it can handle the expected torque without excessive deflection or vibration.
In applications with high torque demands, such as heavy-duty trucks, industrial machinery, or performance vehicles, drive shafts may have additional reinforcements. These reinforcements can include thicker walls, cross-sectional shapes optimized for strength, or composite materials with superior torque-handling capabilities.
Furthermore, drive shafts often incorporate flexible joints, such as universal joints or constant velocity (CV) joints. These joints allow for angular misalignment and compensate for variations in the operating angles between the engine, transmission, and driven components. They also help absorb vibrations and shocks, reducing stress on the drive shaft and enhancing its torque-handling capacity.
In summary, drive shafts handle variations in length and torque requirements through customizable lengths, telescopic sections, appropriate materials and dimensions, and the inclusion of flexible joints. By carefully considering these factors, drive shafts can efficiently and reliably transmit power while accommodating the specific needs of different applications.
editor by CX 2024-02-22
China Good quality Hot Wholesale Spline Sleeve Cutting Motor Shaft of Air Cooler with Best Sales
Solution Description
1. Description
two. Major Motor Shafts
3. Operate Movement
four. Application
five. About US
How to Replace the Drive Shaft
Several diverse capabilities in a car are critical to its performing, but the driveshaft is possibly the part that demands to be comprehended the most. A damaged or damaged driveshaft can injury a lot of other automobile elements. This report will describe how this element performs and some of the indicators that it might require fix. This report is for the typical particular person who would like to repair their vehicle on their very own but may possibly not be common with mechanical repairs or even driveshaft mechanics. You can simply click the website link beneath for a lot more info.
Restore damaged driveshafts
If you very own a vehicle, you must know that the driveshaft is an integral element of the vehicle’s driveline. They make certain productive transmission of electrical power from the motor to the wheels and drive. However, if your driveshaft is ruined or cracked, your automobile will not perform appropriately. To keep your automobile protected and managing at peak efficiency, you need to have it repaired as before long as attainable. Here are some easy steps to change the drive shaft.
1st, diagnose the cause of the generate shaft damage. If your auto is generating abnormal noises, the driveshaft might be ruined. This is because worn bushings and bearings help the generate shaft. For that reason, the rotation of the travel shaft is influenced. The noise will be squeaks, dings or rattles. As soon as the difficulty has been diagnosed, it is time to mend the destroyed push shaft.
Specialists can mend your driveshaft at fairly reduced expense. Charges differ dependent on the sort of generate shaft and its situation. Axle repairs can range from $three hundred to $1,000. Labor is generally only about $200. A easy repair can value among $a hundred and fifty and $1700. You may conserve hundreds of pounds if you might be ready to fix the issue yourself. You may possibly want to spend a few more hours educating by yourself about the dilemma prior to handing it above to a professional for appropriate analysis and mend.
The expense of fixing a damaged driveshaft differs by design and producer. It can price as considerably as $2,000 based on elements and labor. Even though labor fees can differ, components and labor are normally about $70. On common, a broken driveshaft fix charges in between $400 and $600. However, these elements can be more pricey than that. If you will not want to commit funds on unnecessarily high-priced repairs, you may possibly need to have to shell out a little more.
Find out how push shafts operate
Even though a car motor may possibly be one particular of the most complex parts in your vehicle, the driveshaft has an equally critical occupation. The driveshaft transmits the electrical power of the motor to the wheels, turning the wheels and making the motor vehicle shift. Driveshaft torque refers to the power related with rotational movement. Generate shafts must be ready to face up to intense problems or they may possibly crack. Driveshafts are not designed to bend, so comprehension how they operate is essential to the correct operating of the car.
The travel shaft includes numerous components. The CV connector is one of them. This is the last end just before the wheels spin. CV joints are also identified as “doughnut” joints. The CV joint will help equilibrium the load on the driveshaft, the last end between the engine and the final travel assembly. Finally, the axle is a single rotating shaft that transmits electrical power from the closing generate assembly to the wheels.
Diverse kinds of push shafts have various quantities of joints. They transmit torque from the motor to the wheels and must accommodate variations in length and angle. The drive shaft of a front-wheel push automobile usually includes a connecting shaft, an inner continual velocity joint and an outer set joint. They also have anti-lock system rings and torsional dampers to help them run efficiently. This manual will help you realize the fundamentals of driveshafts and keep your automobile in good form.
The CV joint is the heart of the driveshaft, it allows the wheels of the auto to transfer at a consistent velocity. The connector also helps transmit energy proficiently. You can discover more about CV joint driveshafts by looking at the leading 3 driveshaft queries
The U-joint on the intermediate shaft may be worn or destroyed. Little deviations in these joints can lead to slight vibrations and wobble. Above time, these vibrations can wear out drivetrain factors, including U-joints and differential seals. Added wear on the center help bearing is also envisioned. If your driveshaft is leaking oil, the subsequent stage is to check out your transmission.
The drive shaft is an essential component of the car. They transmit energy from the engine to the transmission. They also connect the axles and CV joints. When these elements are in excellent issue, they transmit energy to the wheels. If you find them free or trapped, it can lead to the motor vehicle to bounce. To guarantee suitable torque transfer, your vehicle requirements to continue to be on the highway. Although rough roads are typical, bumps and bumps are typical.
Typical indicators of ruined driveshafts
If your motor vehicle vibrates greatly beneath, you may possibly be dealing with a faulty propshaft. This concern boundaries your total control of the vehicle and can not be dismissed. If you listen to this sounds usually, the dilemma might be the trigger and must be identified as before long as feasible. Right here are some typical signs of a destroyed driveshaft. If you knowledge this noise although driving, you must have your automobile inspected by a mechanic.
A clanging seem can also be 1 of the indicators of a ruined driveshaft. A ding may be a indicator of a defective U-joint or center bearing. This can also be a symptom of worn center bearings. To keep your automobile risk-free and functioning effectively, it is very best to have your driveshaft inspected by a accredited mechanic. This can stop significant injury to your automobile.
A worn push shaft can trigger issues turning, which can be a main security issue. Thankfully, there are a lot of approaches to tell if your driveshaft requirements provider. The 1st point you can do is verify the u-joint itself. If it moves also considerably or way too small in any path, it most likely means your driveshaft is defective. Also, rust on the bearing cap seals may indicate a defective drive shaft.
The up coming time your car rattles, it might be time for a mechanic to check out it out. Whether or not your car has a handbook or computerized transmission, the driveshaft performs an essential role in your vehicle’s functionality. When one particular or each driveshafts are unsuccessful, it can make the car unsafe or extremely hard to travel. Consequently, you should have your vehicle inspected by a mechanic as soon as attainable to prevent more problems.
Your car must also be regularly lubricated with grease and chain to avoid corrosion. This will prevent grease from escaping and triggering grime and grease to develop up. Another widespread signal is a filthy driveshaft. Make sure your mobile phone is cost-free of debris and in great problem. Finally, make positive the driveshaft chain and cover are in area. In most instances, if you discover any of these frequent symptoms, your vehicle’s driveshaft should be replaced.
Other symptoms of a broken driveshaft incorporate uneven wheel rotation, issues turning the vehicle, and increased drag when striving to change. A worn U-joint also inhibits the capability of the steering wheel to turn, creating it much more difficult to turn. Yet another indication of a faulty driveshaft is the shuddering sounds the auto can make when accelerating. Vehicles with destroyed driveshafts must be inspected as quickly as achievable to keep away from high priced repairs.