What is a special operation vehicle and what is the top of the vehicle?

Special operation vehicles refer to "cars" with special functions or specially modified for the transportation of specific goods and personnel or special operation tasks. Different uses, different things in the car.

The structure of special-purpose vehicles is different from that of ordinary vehicles in many aspects, which can be generally divided into four categories: special-purpose vehicles, special-purpose buses, special-purpose trucks and special-purpose vehicles.

Extended data:

Vehicle maintenance:

1, routine maintenance

Daily maintenance is the vehicle maintenance work that the driver is responsible for before driving, during driving and after receiving the car every day. Its operation center is cleaning, replenishment and safety inspection. The daily maintenance of vehicles is the daily work that drivers must complete. The main contents are:

(1) Adhere to the "three inspections", that is, check the safety mechanism of the vehicle and the fastening of the connection of various components before leaving the vehicle, during driving and after receiving the vehicle.

(2) Keep the "four cleanses", that is, keep the oil, air, fuel filter and battery clean.

(3) prevent "four leaks", that is, prevent water leakage, oil leakage, air leakage and electric leakage.

(4) Keep the vehicle clean and tidy.

2. Primary maintenance

The first-level maintenance is carried out by the maintenance enterprise. In addition to routine maintenance, the operation center mainly focuses on cleaning, lubrication and fastening, and checks safety components such as braking and operation.

3. Secondary maintenance

Secondary maintenance is carried out by the maintenance enterprise. In addition to the first-class maintenance, the operation center mainly inspects and adjusts the safety components that are easy to wear or deform, such as the turn signal, steering rocker arm, brake shoe and suspension. , and remove and inspect the tire for tire transposition. Inspection, diagnosis and technical evaluation should be carried out before the secondary maintenance of vehicles. According to the results, additional operations or minor repairs should be determined and combined with secondary maintenance.

4. Other maintenance

(1) Seasonal maintenance. Commonly known as seasonal maintenance, it can be combined with regular (primary or secondary) maintenance before winter or summer. Anti-freezing and heat preservation measures should be taken in winter; Adjust the generator regulator to increase the charging current of the generator; Winter lubricating oil (grease) is used for each assembly and hub bearing, and winter brake fluid is used for the braking system.

(2) Maintenance of running-in period. After the new car is put into production, or after the overhaul, it is necessary to do a good job of running-in maintenance. After the running-in period, a running-in maintenance should be carried out, and the operation items and depth can be carried out according to the requirements of the manufacturer.

(3) Maintenance during storage. Vehicle storage should be maintained regularly. If it has been stored for more than two months, a maintenance operation should be carried out before unsealing and resuming driving, and the operation can only be carried out after inspection.