How to track competitor import export data

List of the catalogue of this article:

• 1,How to track competitor import export data What are the types of car wheels?
• 2, What group is the wheel made of Become
• 3、 How many wheels are there on the belt of a car engine, and what are they called? Thank you, my friend, for explaining in detail...

What are the types of car wheels?

Common wheel types include: ordinary car tires, high-performance tires, off-road tires.

According to the structure of the spokes, the wheels can be divided into two types: spoke plate type and spoke strip type. The spokes of modern cars are diverse and integrated with the shape of the car, which plays a good decorative role for the whole car. The use of spokes with fewer spokes is also conducive to the heat dissipation of the brake.

[Pacific Automobile Network] Tires are classified according to the car type, which can be roughly divided into 8 types. That is, PC--car tires, LT--light cargo vehicle tires, TB--cargary vehicle and bus tires, AG--agricultural vehicle tires, OTR--engineering vehicle tires, ID-industrial vehicle tires, AC--aircraft tires, MC--motorcycle tires.

Tires are classified according to the type of car, which can be roughly divided into 8 types. Namely: PC - car tires; LT - light cargo vehicle tires; TB - cargo vehicles and bus tires; AG - agricultural vehicle tires; OTR - engineering vehicle tires; ID - industrial vehicle tires; AC - aircraft tires; MC - motorcycle tires.

It can be divided into two types according to the structure: radial tires and diagonal tires.According to the pattern, it can be divided into four types: strip pattern, horizontal pattern tires, mixed pattern tires and off-road pattern tires.

What does the wheel consist of

The wheel assembly consists of two parts: wheels and tires. The wheel is a rotating part that bears the load between the tire and the axle. It usually consists of two main components: rim and spoke (GB/T2933-2009).The rim is the part that installs and supports the tire on the wheel, and the spoke is the supporting part between the axle and the rim on the wheel.

The wheel is composed of hub, spoke, tire, valve mouth and other parts.

The wheel is usually composed of two main components, the rim and the spoke. The rim is the part that installs and supports the tire on the wheel, and the spoke is the supporting part between the axle and the rim on the wheel. In addition to the above parts, the wheel sometimes also includes the hub. The rim is the part that installs and supports the tire around the wheel, and forms the wheel with the spoke.

Is the bigger the wheel of a car, the better?

1. Advantages: stability and good controllability. Disadvantages: Increased fuel consumption, sacrificing a certain degree of comfort. Small steel rings for low-end cars are cheap and fuel-efficient.Small Japanese cars are good. For example, the tires of many Nissan series are very narrow, the flat ratio is large, and the comfort will be better. Tires have a flat ratio, and the smaller the value, the flatter it is.

2. It depends on the specific situation. The determination of the matching wheel size of the car is related to the power, displacement, gearbox deceleration ratio, etc. of the car, and should be considered when designing. Theoretically, the larger the radius of the wheel and the longer the circumference, the larger the area in contact with the ground at the same time, and the corresponding grip will be better.

3. The bigger the tire, the better. Many car owners blindly increase the size of tires and rims when changing clothes. Indeed, the shape of large tires is very dazzling, and the flatness of the tires decreases with the expansion of the diameter, which will also improve the adhesion and maneuverability of the ground.

4. Each carThe tires are not the bigger the better, but the size of the tires is determined by the weight, load, maximum driving speed and fuel consumption of the model. When the car manufacturer designs the size of the car tires, the ruler of each tire will be designed according to the weight of the car, the hub, the weight of the car, the maximum speed and fuel of the car. Inch.

5. After reading the benefits of big tires, let's take a look at what's wrong with big tires. First of all, large tires will reduce the comfort of driving. Due to the high flatness of large tires and the thinness of the tire wall, the tires will more directly feedback the contact feeling of the ground to the people in the car.

6. The larger the wheel, the larger the wheel radius. The advantages are strong bearing capacity, large ground clearance, large grounding area, and good passability. The disadvantage is that the turning arm is large, which is relatively laborious and noisy.The operation or working environment of large machinery and equipment is relatively complex, and the power of the host is relatively large, so the large rud is more suitable for the operation of large mechanical vehicles.

Which wheel of the car is the driving wheel?

The driving wheel is the two wheels in the front of the car, and the two wheels in the back are the passive wheels of the car. The passive wheels only have the effect of pillars and do not have the effect of supplying power.

For ordinary cars, there are usually two rear wheels as drive wheels, and two front wheels represent driven wheels. Or two front wheels are used as driving wheels, and then two rear wheels are driven wheels. For full-time four-wheel drive models and off-road vehicles, all wheels are drive wheels.

Ordinary cars generally only have two rear wheels as drive wheels.Ordinary cars generally only have two rear wheels as drive wheels and two front wheels as driven wheels, or two front wheels as drive wheels and two rear wheels as driven wheels. All the wheels of off-road vehicles and full-time four-wheel drive vehicles are drive wheels.

Ordinary cars generally have only two rear wheels as drive wheels, two front wheels as driven wheels, or two front wheels as driven wheels and two rear wheels as driven wheels, while all wheels of off-road vehicles and full-time four-drive vehicles are drive wheels.

How many wheels are there on the belt of a car engine, and what are they called? Thank you for your detailed explanation...

1. Car belts are divided into multi-slot (PK) belts and V-shaped belts.Multi-slot, generally a belt drives a lot of things, including: generator used for power generation, air conditioner compressor used for air conditioning and refrigeration, booster pump used for steering assistance, (except for electronic assistance) cooling fan used for water tank heat dissipation (except for electronic fans).

2. Timing belt timing belt, how many kilometers does it need to be replaced? The engine timing belt, also known as the timing belt, is an important part of the engine gas distribution mechanism. The upper part is connected to the camshaft formal wheel of the cylinder head, and the lower part is connected to the crankshaft timing wheel. Due to the troublesome disassembly and high technicality, the cost of replacing the timing belt is basically about 1,000 yuan.

3. The crankshaft belt disc is the power source that drives other engine accessories. It relies on the transmission belt to drive the generator, water pump, booster pump, compressor, etc. The beginning of the crankshaft pulleyThe design is to drive the camshaft, and the belt called the timing belt is used to connect them.