CN105235773B - A kind of automobile self lowering or hoisting gear - Google Patents

Abstract

The invention provides an automobile self-service lifting device, which includes: four lifting mechanisms, which are respectively arranged on four wheels and used to control the lifting of the corresponding wheels; four first displacement sensors, which are fixed on the vehicle frame and One-to-one correspondence with the four wheels; four second displacement sensors, which are respectively set at the center of the four wheels; cloud database, which pre-stores the relationship between each lifting mechanism, the first displacement sensor, and the second displacement sensor table, and the first displacement sensor recording table and the second displacement sensor recording table; the controller, which receives the current first distance value transmitted by the first displacement sensor and the current second distance value transmitted by the second displacement sensor to calculate the current Adjust the distance value, and send a lifting adjustment command to the corresponding lifting mechanism according to the current adjusted distance value. The automobile self-service lifting device provided by the invention can ensure that the four wheels are always in contact with the ground, can well ensure the stability in the compartment, and enhance the comfort.

Description

A self-service lifting device for automobiles

technical field

The invention belongs to the field of automobile systems. More specifically, the present invention relates to a self-service lifting device for automobiles.

Background technique

In modern society, cars have become the most important and frequent means of transportation for people to travel, and they often have to drive on various road conditions, which affects the comfort of passengers to a certain extent, such as bumps and shakes, which are very easy to cause motion sickness and so on.

Contents of the invention

It is an object of the present invention to solve at least the above-mentioned problems and to provide at least the advantages which will be described later.

In order to realize these purposes and other advantages of the present invention, a kind of automobile self-service lifting device is provided, and it comprises:

Four lifting mechanisms, which are respectively arranged on the four wheels and are used to control the lifting of the corresponding wheels;

Four first displacement sensors, which are fixed on the frame and correspond to the four wheels one by one, each displacement sensor is used to measure the current first distance value B between it and the ground, and the current first distance value B Upload to the controller;

Four second displacement sensors, which are respectively arranged at the centers of the four wheels, are used to measure the current second distance value C between the center of the wheel and the ground and upload the current second distance value C to the controller;

A cloud database, which pre-stores the relationship table of each lifting mechanism, the first displacement sensor, and the second displacement sensor, and the first displacement sensor recording table and the second displacement sensor recording table;

A controller, which receives the current first distance value B from the first displacement sensor and the current second distance value C from the second displacement sensor, and stores the current first distance value B and the current second distance value C into the corresponding displacement sensor record table, the controller calculates the current adjusted distance value D according to the current first distance value B and the current second distance value C, and sends the lifting adjustment to the corresponding lifting mechanism according to the current adjusted distance value D Order.

Preferably, in the described automobile self-service lifting device,

The first displacement sensor is arranged in front of its corresponding wheel, and the horizontal distance between the first displacement sensor and the center of the wheel is A;

The adjustment speed of the lifting mechanism is V, and the controller is based on the horizontal distance A between the first displacement sensor and the wheel center, the current moving speed V1 of the vehicle, the adjustment speed V2 of the lifting mechanism and the current adjustment distance value D The moving time t1 and the adjusting time t2 are calculated, and the time difference t3 is calculated according to the moving time t1 and the adjusting time t2. After the time difference t3, the controller sends a lifting adjustment command to the corresponding lifting mechanism, which can ensure the timeliness of the adjustment. Not ahead and not lagging behind.

Preferably, in the described automobile self-service lifting device, each lifting mechanism includes:

A self-service lifting controller, which receives the lifting adjustment command sent by the controller and sends an adjustment command to the motor according to the lifting adjustment command;

A motor, which is electrically connected to the self-service lifting controller, receives the adjustment command and drives the lifting rod to rise or fall;

A lifting rod is connected to the output end of the motor, and the end of the lifting rod is connected to the center of the wheel.

Preferably, in the self-service lifting device for automobiles, a buffer device is arranged in the middle of the lifting rod.

Preferably, in the self-service lifting device for automobiles, the buffer device is a rubber column and a compression spring sleeved on the rubber column, and the diameter of the rubber column is smaller than that of the lifting rod.

The invention provides an automobile self-service lifting device, which includes: four lifting mechanisms, which are respectively arranged on four wheels and used to control the lifting of the corresponding wheels; four first displacement sensors, which are fixed on the vehicle frame and Corresponding to the four wheels one by one, each displacement sensor is used to measure the current first distance value B between it and the ground, and upload the current first distance value B to the controller; the four second displacement sensors, which They are respectively set at the centers of the four wheels for measuring the current second distance value C between the center of the wheel and the ground and uploading the current second distance value C to the controller; A lifting mechanism, the first displacement sensor, the relationship table of the second displacement sensor, and the first displacement sensor recording table and the second displacement sensor recording table; the controller, which receives the current first distance value B transmitted by the first displacement sensor and the current second distance value C from the second displacement sensor, and store the current first distance value B and the current second distance value C in its corresponding displacement sensor recording table, the controller according to the current first distance value B and the current second distance value C calculate the current adjusted distance value D, and send a lifting adjustment command to the corresponding lifting mechanism according to the current adjusted distance value D. The automobile self-service lifting device provided by the present invention can ensure that the four wheels are always attached to the ground, can well ensure the stability in the compartment, and enhance the comfort.

Other advantages, objectives and features of the present invention will partly be embodied through the following descriptions, and partly will be understood by those skilled in the art through the study and practice of the present invention.

detailed description

The present invention will be described in further detail below in combination with specific embodiments, so that those skilled in the art can implement it with reference to the description.

It should be understood that terms such as "having", "comprising" and "including" as used herein do not entail the presence or addition of one or more other elements or combinations thereof.

The invention provides an automobile self-service lifting device, which includes:

Four lifting mechanisms, which are respectively arranged on the four wheels and are used to control the lifting of the corresponding wheels;

Four first displacement sensors, which are fixed on the frame and correspond to the four wheels one by one, each displacement sensor is used to measure the current first distance value B between it and the ground, and the current first distance value B Upload to the controller;

Four second displacement sensors, which are respectively arranged at the centers of the four wheels, are used to measure the current second distance value C between the center of the wheel and the ground and upload the current second distance value C to the controller;

A cloud database, which pre-stores the relationship table of each lifting mechanism, the first displacement sensor, and the second displacement sensor, and the first displacement sensor recording table and the second displacement sensor recording table;

A controller, which receives the current first distance value B from the first displacement sensor and the current second distance value C from the second displacement sensor, and stores the current first distance value B and the current second distance value C into the corresponding displacement sensor record table, the controller calculates the current adjusted distance value D according to the current first distance value B and the current second distance value C, and sends the lifting adjustment to the corresponding lifting mechanism according to the current adjusted distance value D Order.

In the described automobile self-service lifting device,

The first displacement sensor is arranged in front of its corresponding wheel, and the horizontal distance between the first displacement sensor and the center of the wheel is A;

The adjustment speed of the lifting mechanism is V, and the controller is based on the horizontal distance A between the first displacement sensor and the wheel center, the current moving speed V1 of the vehicle, the adjustment speed V2 of the lifting mechanism and the current adjustment distance value D The moving time t1 and the adjusting time t2 are calculated, and the time difference t3 is calculated according to the moving time t1 and the adjusting time t2. After the time difference t3, the controller sends a lifting adjustment command to the corresponding lifting mechanism.

In the described auto self-lifting device, each lifting mechanism includes:

A self-service lifting controller, which receives the lifting adjustment command sent by the controller and sends an adjustment command to the motor according to the lifting adjustment command;

A motor, which is electrically connected to the self-service lifting controller, receives the adjustment command and drives the lifting rod to rise or fall;

A lifting rod is connected to the output end of the motor, and the end of the lifting rod is connected to the center of the wheel.

In the self-service lifting device for automobiles, a buffer device is arranged in the middle of the lifting rod.

In the self-service lifting device for automobiles, the buffer device is a rubber column and a compression spring sleeved on the rubber column, and the diameter of the rubber column is smaller than that of the lifting rod.

Although the embodiment of the present invention has been disclosed as above, it is not limited to the use listed in the specification and implementation, it can be applied to various fields suitable for the present invention, and it can be easily understood by those skilled in the art Therefore, the invention is not limited to the specific details without departing from the general concept defined by the claims and their equivalents.

Claims (4)

1. A car self-service lifting device, characterized in that, comprising: Four lifting mechanisms, which are respectively arranged on the four wheels and are used to control the lifting of the corresponding wheels; Four first displacement sensors, which are fixed on the frame and correspond to the four wheels one by one, each displacement sensor is used to measure the current first distance value B between it and the ground, and the current first distance value B Upload to the controller; Four second displacement sensors, which are respectively arranged at the centers of the four wheels, are used to measure the current second distance value C between the center of the wheel and the ground and upload the current second distance value C to the controller; A cloud database, which pre-stores the relationship table of each lifting mechanism, the first displacement sensor, and the second displacement sensor, and the first displacement sensor recording table and the second displacement sensor recording table; A controller, which receives the current first distance value B from the first displacement sensor and the current second distance value C from the second displacement sensor, and stores the current first distance value B and the current second distance value C into its corresponding displacement sensor recording table, the controller calculates the current adjusted distance value D according to the current first distance value B and the current second distance value C, the first displacement sensor is arranged in front of its corresponding wheel, and The horizontal distance between the first displacement sensor and the wheel center is A, the adjustment speed of the lifting mechanism is V, and the controller is based on the horizontal distance A between the first displacement sensor and the wheel center, the current vehicle The moving speed V1 of the lifting mechanism, the adjustment speed V2 of the lifting mechanism and the current adjustment distance value D calculate the moving time t1 and the adjusting time t2, and calculate the time difference t3 according to the moving time t1 and the adjusting time t2, and the controller passes the time difference t3 backward The corresponding lifting mechanism sends a lifting adjustment command. 2. The automobile self-service lifting device as claimed in claim 1, wherein each lifting mechanism comprises: A self-service lifting controller, which receives the lifting adjustment command sent by the controller and sends an adjustment command to the motor according to the lifting adjustment command; A motor, which is electrically connected to the self-service lifting controller, receives the adjustment command and drives the lifting rod to rise or fall; A lifting rod is connected to the output end of the motor, and the end of the lifting rod is connected to the center of the wheel. 3. The automobile self-service lifting device according to claim 2, characterized in that a buffer device is arranged in the middle of the lifting rod. 4. The automobile self-service lifting device according to claim 3, wherein the buffer device is a rubber column and a compression spring sleeved on the rubber column, and the diameter of the rubber column is smaller than that of the lifting rod diameter of.