CN213082848U

CN213082848U - System capable of remotely and closely controlling trailer body to lift

Info

Publication number: CN213082848U
Application number: CN202021970053.3U
Authority: CN
Inventors: 罗公祥; 张蒙
Original assignee: Shandong Simier Intelligent Technology Co ltd
Current assignee: Shandong Simier Intelligent Technology Co ltd
Priority date: 2020-09-10
Filing date: 2020-09-10
Publication date: 2021-04-30
Anticipated expiration: 2030-09-10

Abstract

The utility model discloses a system capable of remotely and closely controlling the lifting of a trailer body, which comprises a trailer body control host, an air storage cylinder, a solenoid valve, an air bag, a height sensor and a pressure sensor, wherein the air bags are arranged at the two ends of an axle; the air cylinder is communicated with the air bag through an electromagnetic valve; the intelligent terminal is communicated with the vehicle body control host through a remote wireless communication network or a Bluetooth network, and the remote wireless communication network is a GPRS (general packet radio service), a 3G (third generation) network, a 4G network or a 5G network; a height sensor and a pressure sensor are arranged on the vehicle. The trailer body lifting control system of the utility model realizes the control and adjustment of the height of the trailer body through remote control under the condition of good remote wireless communication network; under the condition that a remote wireless communication network is not available, the vehicle body is remotely controlled to ascend and descend in a short distance, so that the height of the vehicle body is optimally matched with the load, the speed and the road condition of the vehicle, and the vehicle can smoothly pass under the condition of safe driving.

Description

System capable of remotely and closely controlling trailer body to lift

Technical Field

The utility model relates to a trailer body lift control system, more specifically the system that especially relates to a can long-rangely and closely control trailer body and go up and down that says so.

Background

In GB7258-2017 motor vehicle operation safety technical conditions, the contents that a rear axle of a dangerous cargo transport truck with the total mass of more than or equal to 12000kg, all dangerous cargo transport semitrailers and three-axle railing type and bin grid type semitrailers are required to be provided with air suspensions are added, so that the replacement of leaf spring suspension by the air suspensions is necessary in the industry.

The mainstream technical scheme in the current market is as follows: the air spring suspension system realizes the stability of the height of the vehicle body when the load of the vehicle changes by detecting the height of the vehicle body through the height valve. Meanwhile, the height of the vehicle body is adjusted under different load conditions, and the passing performance of the vehicle is improved. A controllable lift valve is also typically installed to allow for overall vehicle height adjustment. Also, the trailer train may employ multiple axles in order to increase the load while reducing the weight carried by a single axle. When the vehicle load weight is larger, the excessive axles reduce the weight born by a single axle, simultaneously reduce the pressure of a single tire to the ground, and effectively reduce the damage of the load-carrying vehicle to the ground.

The automobile body height elevating gear that exists on the market at present needs to carry out the lift of manual control automobile body through operating personnel closely contact automobile body under vehicle quiescent condition, and current automobile body height elevating gear has the inconvenience in operation on the one hand, and the automobile body control host computer that needs operating personnel closely to be close to near axle installation in addition just can realize automobile body lifting control, is difficult for realizing that the driver carries out remote control in the driver's cabin, comes to go up and down the automobile body height according to the road surface requirement, with the trafficability characteristic of assurance vehicle under the requirement that satisfies the security performance.

Disclosure of Invention

The utility model discloses an overcome above-mentioned technical problem's shortcoming, provide a system that can long-rangely and closely control trailer body goes up and down.

The utility model discloses a system capable of remotely and closely controlling the lifting of a trailer body, which comprises a trailer body control host, an air storage cylinder, a solenoid valve, an air bag, a height sensor and a pressure sensor, wherein the vehicle is provided with 2 or more than 2 axles, and the two ends of each axle are provided with the air bag for supporting the trailer body; the air outlet of the air reservoir is connected with the air inlet of the electromagnetic valve through a pipeline, the air outlet of the electromagnetic valve is communicated with the air bag through a pipeline, the control end of the electromagnetic valve is connected with the output end of the vehicle body control host, and the electromagnetic valve is provided with an air release port; the method is characterized in that: the intelligent terminal is communicated with the vehicle body control host through a remote wireless communication network or a Bluetooth network, wherein the remote wireless communication network is a GPRS (general packet radio service), a 3G (third generation) network, a 4G network or a 5G network; the vehicle is provided with a height sensor for detecting the height of the vehicle body, a pressure sensor is arranged on a pipeline between the air outlet of the electromagnetic valve and the air bag, and the signal output ends of the height sensor and the pressure sensor are connected with the signal input end of the vehicle body control host.

The utility model discloses a system that can long-rangely and closely control trailer body goes up and down, including the server, automobile body main control system communicates with the server through long-range wireless communication network and Internet network mutually, and intelligent terminal communicates with the server through long-range wireless communication network and Internet network mutually, and long-range wireless communication network is GPRS, 3G, 4G or 5G network.

The utility model discloses a system that can long-rangely and closely control trailer body goes up and down, intelligent terminal comprises first microcontroller and the display screen that is connected with it, first long-range wireless communication module, first bluetooth module, button module and first power module, and first microcontroller shows the automobile body height through the display screen, the speed of a motor vehicle, load information, realize through first long-range wireless communication module with the GPRS of automobile body main control system, 3G, 4G or 5G network communication, realize the bluetooth network communication with the automobile body main control system through first bluetooth module, receive input information through button module.

The utility model discloses a system that can control trailer body to go up and down long-rangely and closely, the automobile body main control system comprises second microcontroller and the second long-range wireless communication module, second bluetooth module, GPS module, audible-visual alarm device and the second power module that are connected with it, pressure sensor and height sensor all are connected with the input of second microcontroller, and the control end of solenoid valve is connected with the output of second microcontroller; the second microcontroller realizes GPRS, 3G, 4G or 5G network communication with the intelligent terminal through the second remote wireless communication module, realizes Bluetooth network communication with the intelligent terminal through the second Bluetooth module, acquires the geographic position coordinate and speed of the vehicle through the GPS module, and sends out an alarm signal through the audible and visual alarm device.

The utility model discloses a system that can long-rangely and closely control trailer body goes up and down, second microcontroller's input still is connected with child temperature tire pressure sensor and brake wear and tear detection sensor, and brake wear and tear detection sensor sets up on the brake disc, and second microcontroller acquires vehicle tyre's tire pressure and temperature through child temperature tire pressure sensor, detects braking system through brake wear and tear detection sensor.

The utility model has the advantages that: the utility model discloses a trailer body lift control system, through setting up automobile body main control system, gas receiver, solenoid valve, gasbag, height and pressure sensor, automobile body main control system aerifys or control the gasbag disappointing in the gasbag through solenoid valve control gas receiver to realize the rising and the decline of vehicle body respectively, automobile body main control system acquires automobile body height information through height sensor to guarantee that it has good trafficability characteristic under the circumstances of guaranteeing vehicle driving safety; by arranging an intelligent terminal which is communicated with a vehicle body control host through a remote wireless communication network or a Bluetooth network, under the condition of good remote wireless communication network, the height of a vehicle body can be controlled and adjusted through remote control of a long distance (such as a cab) and through GPRS (general packet radio service), 3G (third generation) network, 4G network or 5G network; under the condition that a remote wireless communication network (such as a remote mountain area) does not exist, the vehicle body is remotely controlled to ascend and descend in a close range (close to the position of the vehicle body control host), so that the height of the vehicle body is optimally matched with the load, the speed and the road condition of the vehicle, and the vehicle can smoothly pass under the condition of safe driving.

Drawings

FIG. 1 is a schematic diagram of the system for remotely and closely controlling the elevation of a trailer body according to the present invention;

fig. 2 is a communication schematic diagram of the intelligent terminal and the vehicle body control host and the server of the utility model;

fig. 3 is a schematic block diagram of the intelligent terminal of the present invention;

fig. 4 is a schematic block diagram of the vehicle body control host according to the present invention.

In the figure: 1 automobile body main control system, 2 air reservoirs, 3 solenoid valves, 4 gasbags, 5 altitude sensor, 6 pressure sensor, 7 intelligent terminal, 8 servers, 9 vehicles, 10 base stations, 11 first microcontroller, 12 display screens, 13 first remote wireless communication module, 14 first bluetooth module, 15 button modules, 16 first power module, 17 second microcontroller, 18 second remote wireless communication module, 19 second bluetooth module, 20 GPS module, 21 audible and visual alarm, 22 second power module, 23 child temperature tire pressure sensor, 24 brake wear detect sensor.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings and examples.

As shown in fig. 1, the utility model discloses a but system's that remote and closely control trailer body goes up and down structure schematic diagram is given, it is by automobile body main control system 1, gas receiver 2, solenoid valve 3, gasbag 4, height sensor 5, pressure sensor 6, intelligent terminal 7 and server 8 are constituteed, automobile body main control system 1 has signal acquisition, data storage, the effect of logical operation and control output, be provided with 2 or more than 2 axles (be 3 axles in the picture) on the vehicle 9, the both ends of every axle all are provided with gasbag 4, gasbag 4 realizes the supporting role to the automobile body, it rises to drive the automobile body when gasbag 4 aerify, the automobile body descends when gasbag 4 bleeds. The air outlet of the air reservoir 2 is connected with the air inlet of the electromagnetic valve 3 through a pipeline, the air outlet of the electromagnetic valve 3 is connected with the air bag 4 through a pipeline, the electromagnetic valve 3 is provided with an air leakage opening, and the control port of the electromagnetic valve 3 is connected with the output port of the vehicle body control host 1.

The height sensor 5 is arranged on the vehicle 9 and used for detecting the height of the vehicle body, and the pressure sensor 6 is arranged on a pipeline between the electromagnetic valve 3 and the air bag 4 and used for measuring the pressure in the pipeline; the signal output ends of the height sensor 5 and the pressure sensor 6 are connected with the input end of the vehicle body control host 1. Thus, under the control action of the vehicle body control host 1 on the electromagnetic valve 3, the vehicle body is controlled to ascend in the process of controlling the pressure gas in the gas storage cylinder 2 to enter the airbag 4 through the electromagnetic valve 3; in the process of controlling the gas in the air bag 4 to be discharged, the vehicle body is controlled to descend; the vehicle body control host 1 acquires the vehicle body height in real time through the height sensor 5, and then controls the vehicle body height to be a set height. The vehicle body control host 1 collects the pressure value output by the pressure sensor 6, and the vehicle load can be obtained.

As shown in fig. 2, the utility model discloses well intelligent terminal and automobile body main control system and the communication schematic diagram of server, shown intelligent terminal 7 communicates with automobile body main control system 1 mutually through long-range wireless communication network or bluetooth network, and long-range wireless communication network is GPRS, 3G, 4G or the 5G network that basic station 10 formed. In general, the intelligent terminal 7 communicates with the vehicle body control host 1 through a remote wireless communication network (GPRS, 3G, 4G, or 5G network) so as to remotely control the vehicle body control host 1 (such as a cab) by using the intelligent terminal 7, thereby adjusting the height of the vehicle body. When the remote wireless communication network is unavailable (such as a remote mountain area), the handheld intelligent terminal 7 is close to the vehicle body control host 1 on the vehicle 9, and the communication between the intelligent terminal 7 and the vehicle body control host 1 is realized by using a Bluetooth network so as to remotely control the lifting of the vehicle body.

The intelligent terminal 7 and the vehicle body control host 1 are both communicated with the server 8 through a remote wireless communication network and an Internet network, the vehicle body control host 1 can upload vehicle height, speed and geographical position information in the running process of the vehicle to the server 8 through communication with the server 8, and the server 8 stores and analyzes data. Through the communication between the intelligent terminal 7 and the server 8, the forwarding of the control instruction from the intelligent terminal 7 to the vehicle body control host 1 can be realized, and the upgrading of a system on the intelligent terminal 7 can also be realized.

As shown in fig. 3, the utility model discloses well intelligent terminal's functional block diagram, shown intelligent terminal 7 comprises first microcontroller 11 and the display screen 12 that is connected with it, first long-range wireless communication module 13, first bluetooth module 14, button module 15 and first power module 16, and first microcontroller 11 has signal acquisition, data operation and control output's effect, and first power module 11 provides stable DC power supply for each module in intelligent terminal 7. The first microcontroller 11 displays information such as vehicle height, speed, load and the like through the display screen 12, realizes GPRS, 3G, 4G or 5G network communication with the vehicle body control host 1 through the first remote wireless communication module 13, realizes Bluetooth network communication with the vehicle body control host 1 through the first Bluetooth module 14, and acquires input information through the key module 15.

As shown in fig. 4, the utility model discloses well automobile body main control system's functional block diagram, shown automobile body main control system 1 comprises second microcontroller 17 and the second remote wireless communication module 18 who is connected with it, second bluetooth module 19, GPS module 20, audible and visual alarm 21, second power module 22, child temperature tire pressure sensor 23 and brake wear detection sensor 24, pressure sensor 6 and height sensor 5 all are connected with second microcontroller 17's input, solenoid valve 3 is connected with second microcontroller 17's output. The second microcontroller 17 has the functions of signal acquisition, data operation and control output, and the second power module 22 provides stable direct-current voltage for each module in the vehicle body control host 1.

The second microcontroller 17 realizes the GPRS, 3G, 4G or 5G network communication with the intelligent terminal through the second remote wireless communication module 18, realizes the Bluetooth network communication with the intelligent terminal 7 through the second Bluetooth module 19, acquires the geographic position information of the vehicle through the GPS module 20, and further calculates the running speed of the vehicle; pressure information in the pipeline is obtained through the pressure sensor 6, load of a vehicle is further calculated, height information of the vehicle body is obtained through the height sensor 5, the air storage cylinder 2 is controlled to inflate the air bag 4 and control the air bag 4 to deflate through the electromagnetic valve 3, the tire temperature and tire pressure sensor is used for measuring tire pressure and tire temperature, and the brake wear detection sensor 24 is arranged on the brake disc and used for detecting whether the state of a brake system is good or not. The second microcontroller 17 sends out sound and light alarm signals through the sound and light alarm device 21, and alarm signals can be sent out when the temperature and the pressure of the tires of the vehicle are over-limit, the brake wear is over-limit and the load is over-limit.

Claims

1. A system capable of remotely and closely controlling the lifting of a trailer body comprises a trailer body control host (1), an air storage cylinder (2), an electromagnetic valve (3), an air bag (4), a height sensor (5) and a pressure sensor (6), wherein 2 or more than 2 axles are arranged on a vehicle (9), and the two ends of each axle are provided with the air bags for supporting the trailer body; the air outlet of the air reservoir is connected with the air inlet of the electromagnetic valve through a pipeline, the air outlet of the electromagnetic valve is communicated with the air bag through a pipeline, the control end of the electromagnetic valve is connected with the output end of the vehicle body control host, and the electromagnetic valve is provided with an air release port; the method is characterized in that: the intelligent terminal (7) is communicated with the vehicle body control host (1) through a remote wireless communication network or a Bluetooth network, and the remote wireless communication network is a GPRS (general packet radio service), a 3G (third generation) network, a 4G network or a 5G network; the vehicle is provided with a height sensor (5) for detecting the height of the vehicle body, a pressure sensor is arranged on a pipeline between the air outlet of the electromagnetic valve and the air bag, and the signal output ends of the height sensor and the pressure sensor are connected with the signal input end of the vehicle body control host.

2. The system for remotely and closely controlling the elevation of a trailer body as claimed in claim 1, wherein: the intelligent control system comprises a server (8), wherein a vehicle body control host (1) is communicated with the server through a remote wireless communication network and an Internet network, an intelligent terminal is communicated with the server through the remote wireless communication network and the Internet network, and the remote wireless communication network is a GPRS (general packet radio service), a 3G (third generation) network, a 4G network or a 5G network.

3. System for remote and close control of trailer body lifting according to claim 1 or 2, characterized in that: the intelligent terminal (7) comprises a first microcontroller (11) and a display screen (12) connected with the first microcontroller, a first remote wireless communication module (13), a first Bluetooth module (14), a key module (15) and a first power module (16), the first microcontroller displays the height of the vehicle body, the vehicle speed and the load information through the display screen, GPRS (general packet radio service) of the vehicle body control host (1), 3G (third generation), 4G (fourth generation) or 5G (third generation) network communication are realized through the first remote wireless communication module, Bluetooth network communication with the vehicle body control host is realized through the first Bluetooth module, and input information is received through the key module.

4. System for remote and close control of trailer body lifting according to claim 1 or 2, characterized in that: the vehicle body control host (1) consists of a second microcontroller (17), a second remote wireless communication module (18), a second Bluetooth module (19), a GPS module (20), an acousto-optic alarm device (21) and a second power module (22) which are connected with the second microcontroller, wherein the pressure sensor (6) and the height sensor (5) are both connected with the input end of the second microcontroller, and the control end of the electromagnetic valve is connected with the output end of the second microcontroller; the second microcontroller realizes GPRS, 3G, 4G or 5G network communication with the intelligent terminal (7) through the second remote wireless communication module, realizes Bluetooth network communication with the intelligent terminal through the second Bluetooth module, acquires the geographic position coordinate and speed of the vehicle through the GPS module, and sends out an alarm signal through the audible and visual alarm device.

5. The system for remotely and closely controlling the elevation of a trailer body of a trailer as claimed in claim 4, wherein: the input of second microcontroller (17) still is connected with child temperature tire pressure sensor (23) and brake wear and tear detection sensor (24), and brake wear and tear detection sensor sets up on the brake disc, and second microcontroller acquires vehicle tyre's tire pressure and temperature through child temperature tire pressure sensor, detects braking system through brake wear detection sensor.