Product Description

                   

Overview

locomotive adopts the hood-type and inner walking way structure and is equipped with the lithium iron phosphate battery power source with service capacity of 303kWh. The axle arrangement is B0, total locomotive weight is 28 (1±3%) t, the gauge is 1435mm and the max. Running speed is 60  km/h.

1.Battery power locomotive

The locomotive is divided into the upper part and the lower part. The upper part is an integral chamber, which consists of 2 consoles, driver’s seats, operator seats, electric cabinet, frequency conversion cabinet, charging cabinet, doors and windows. The lower part is mainly equipped with air compressor, traction motor, power battery pack, main reservior and running part.
The interior of the locomotive carbody is a whole room without partitions. Various cabinets are arranged on both sides, and the middle is a single channel. The entire carbody is mainly divided into side walls, end walls, frame and ceiling, and the ceiling has openings for the  internal equipment.
Seats for operators to rest, electrical cabinet, brake cabinet, frequency conversion cabinet, charging cabinet, and drinking machine are arranged on both sides of the middle of the carbody.The length of the bench seats can ensure that 8 operators can be carried during commuting. The seats are arranged diagonally and the door is arranged on the opposite side of the bench seats to facilitate the fastest escape in emergency situations.
Traction motors are suspended at both ends of the locomotive. Self-cooling method is used for the traction motor. The  axle arrangement is B0, and the axle is provided with a secondary axle gear box with the gear ratio of 5.8. There are 2 power battery  packs hanging in the middle.
The power from the battery is transmitted to the traction motor through the inverter. The traction motor drives the secondary axle gear through the universal shaft and finally drives the wheel sets. A pair of cylindrical gears and a pair of spiral bevel gears are arranged in the secondary axle gear box.

2.Technical Description

Transmission mode	AC-AC transmission
Clearance	Meet the requirement of the  end-user
Battery model	Lithium iron phosphate battery
Dimension	1 0571 mm×2550mm×3350mm
Rated voltage	DC537.6 V
Battery capacity	303kWh
Charging mode	On-board  charging ( from  20%  to 95% within 3 hours)
Rated power of motor	300kW(150kW×2)
Gear ratio	5.8
Starting tractive effort	70 kN
Continuous tractive effort	43 kN
Max. speed	60km/h
Continuous speed	15 km/h
Gauge	1435mm
Wheel diameter	840mm
Axle load	≤14t
Service weight	28(1±3%) t
Axle arrangement	B0
Max. gradient	35‰
Min.negotiable curve radius	90m
Coupler model	Specially used for engineering vehicle
Brake model	JZ-7

3.Photos

4.About Us
       
 

• HangZhou CZPT Company was created to both supply and design components, complete passenger carriages, freight wagons and spare parts for the ever growing world railway market.
• Our technical engineers, sales personnel and management team have many combined years of extensive experience in the Railway Industry with projects based all over the world.
• Our goals is to meet all of the Customers’ requirements, bringing them the best products, Project management, Maintenance, System Design and Integration at the best price possible without any problems or delays.
• We offer a large inventory of products from the best Manufactures in China and other world leaders in railway product manufacture.
• Global shipping and project requirements with time sensitive deliveries and savings is our main aim.
• We look forward to help our clients grow and deliver in this industry all over the world.

5.Service

6.Contact Us

 

Guide to Drive Shafts and U-Joints

If you’re concerned about the performance of your car’s driveshaft, you’re not alone. Many car owners are unaware of the warning signs of a failed driveshaft, but knowing what to look for can help you avoid costly repairs. Here is a brief guide on drive shafts, U-joints and maintenance intervals. Listed below are key points to consider before replacing a vehicle driveshaft.

Symptoms of Driveshaft Failure

Identifying a faulty driveshaft is easy if you’ve ever heard a strange noise from under your car. These sounds are caused by worn U-joints and bearings supporting the drive shaft. When they fail, the drive shafts stop rotating properly, creating a clanking or squeaking sound. When this happens, you may hear noise from the side of the steering wheel or floor.
In addition to noise, a faulty driveshaft can cause your car to swerve in tight corners. It can also lead to suspended bindings that limit overall control. Therefore, you should have these symptoms checked by a mechanic as soon as you notice them. If you notice any of the symptoms above, your next step should be to tow your vehicle to a mechanic. To avoid extra trouble, make sure you’ve taken precautions by checking your car’s oil level.
In addition to these symptoms, you should also look for any noise from the drive shaft. The first thing to look for is the squeak. This was caused by severe damage to the U-joint attached to the drive shaft. In addition to noise, you should also look for rust on the bearing cap seals. In extreme cases, your car can even shudder when accelerating.
Vibration while driving can be an early warning sign of a driveshaft failure. Vibration can be due to worn bushings, stuck sliding yokes, or even springs or bent yokes. Excessive torque can be caused by a worn center bearing or a damaged U-joint. The vehicle may make unusual noises in the chassis system.
If you notice these signs, it’s time to take your car to a mechanic. You should check regularly, especially heavy vehicles. If you’re not sure what’s causing the noise, check your car’s transmission, engine, and rear differential. If you suspect that a driveshaft needs to be replaced, a certified mechanic can replace the driveshaft in your car.

Drive shaft type

Driveshafts are used in many different types of vehicles. These include four-wheel drive, front-engine rear-wheel drive, motorcycles and boats. Each type of drive shaft has its own purpose. Below is an overview of the 3 most common types of drive shafts:
The driveshaft is a circular, elongated shaft that transmits torque from the engine to the wheels. Drive shafts often contain many joints to compensate for changes in length or angle. Some drive shafts also include connecting shafts and internal constant velocity joints. Some also include torsional dampers, spline joints, and even prismatic joints. The most important thing about the driveshaft is that it plays a vital role in transmitting torque from the engine to the wheels.
The drive shaft needs to be both light and strong to move torque. While steel is the most commonly used material for automotive driveshafts, other materials such as aluminum, composites, and carbon fiber are also commonly used. It all depends on the purpose and size of the vehicle. Precision Manufacturing is a good source for OEM products and OEM driveshafts. So when you’re looking for a new driveshaft, keep these factors in mind when buying.
Cardan joints are another common drive shaft. A universal joint, also known as a U-joint, is a flexible coupling that allows 1 shaft to drive the other at an angle. This type of drive shaft allows power to be transmitted while the angle of the other shaft is constantly changing. While a gimbal is a good option, it’s not a perfect solution for all applications.
CZPT, Inc. has state-of-the-art machinery to service all types of drive shafts, from small cars to race cars. They serve a variety of needs, including racing, industry and agriculture. Whether you need a new drive shaft or a simple adjustment, the staff at CZPT can meet all your needs. You’ll be back on the road soon!

U-joint

If your car yoke or u-joint shows signs of wear, it’s time to replace them. The easiest way to replace them is to follow the steps below. Use a large flathead screwdriver to test. If you feel any movement, the U-joint is faulty. Also, inspect the bearing caps for damage or rust. If you can’t find the u-joint wrench, try checking with a flashlight.
When inspecting U-joints, make sure they are properly lubricated and lubricated. If the joint is dry or poorly lubricated, it can quickly fail and cause your car to squeak while driving. Another sign that a joint is about to fail is a sudden, excessive whine. Check your u-joints every year or so to make sure they are in proper working order.
Whether your u-joint is sealed or lubricated will depend on the make and model of your vehicle. When your vehicle is off-road, you need to install lubricable U-joints for durability and longevity. A new driveshaft or derailleur will cost more than a U-joint. Also, if you don’t have a good understanding of how to replace them, you may need to do some transmission work on your vehicle.
When replacing the U-joint on the drive shaft, be sure to choose an OEM replacement whenever possible. While you can easily repair or replace the original head, if the u-joint is not lubricated, you may need to replace it. A damaged gimbal joint can cause problems with your car’s transmission or other critical components. Replacing your car’s U-joint early can ensure its long-term performance.
Another option is to use 2 CV joints on the drive shaft. Using multiple CV joints on the drive shaft helps you in situations where alignment is difficult or operating angles do not match. This type of driveshaft joint is more expensive and complex than a U-joint. The disadvantages of using multiple CV joints are additional length, weight, and reduced operating angle. There are many reasons to use a U-joint on a drive shaft.

maintenance interval

Checking U-joints and slip joints is a critical part of routine maintenance. Most vehicles are equipped with lube fittings on the driveshaft slip joint, which should be checked and lubricated at every oil change. CZPT technicians are well-versed in axles and can easily identify a bad U-joint based on the sound of acceleration or shifting. If not repaired properly, the drive shaft can fall off, requiring expensive repairs.
Oil filters and oil changes are other parts of a vehicle’s mechanical system. To prevent rust, the oil in these parts must be replaced. The same goes for transmission. Your vehicle’s driveshaft should be inspected at least every 60,000 miles. The vehicle’s transmission and clutch should also be checked for wear. Other components that should be checked include PCV valves, oil lines and connections, spark plugs, tire bearings, steering gearboxes and brakes.
If your vehicle has a manual transmission, it is best to have it serviced by CZPT’s East Lexington experts. These services should be performed every 2 to 4 years or every 24,000 miles. For best results, refer to the owner’s manual for recommended maintenance intervals. CZPT technicians are experienced in axles and differentials. Regular maintenance of your drivetrain will keep it in good working order.