CN215552412U

CN215552412U - Air bag lifting bridge control device, suspension system and vehicle provided with system

Info

Publication number: CN215552412U
Application number: CN202121451824.2U
Authority: CN
Inventors: 鲁劲松; 赵加岗; 周廷博; 张小想
Original assignee: Anhui Yongjin Machinery Technology Co ltd
Current assignee: Anhui Yongjin Machinery Technology Co ltd
Priority date: 2021-06-29
Filing date: 2021-06-29
Publication date: 2022-01-18
Anticipated expiration: 2031-06-29

Abstract

The utility model discloses an air bag lifting bridge control device, a suspension system and a vehicle provided with the system, and belongs to the technical field of lifting bridges. The lifting bridge comprises a pressure storage device, the pressure storage device is divided into two paths through a tee joint, one path of the pressure storage device is connected with an altitude valve, the other path of the pressure storage device is connected with a pressure regulating valve, the altitude valve is connected with a relay valve and a first bearing air bag of a driving bridge through the tee joint, the relay valve is connected with a second bearing air bag of an electromagnetic valve and the lifting bridge through pipelines, the electromagnetic valve is connected with the pressure regulating valve and the lifting air bag through the pipelines, the electromagnetic valve is connected with a wireless remote control switch and an external power supply through circuits, and the wireless remote control switch is connected with a remote controller through signals. Compared with the prior art, the method has the advantages that the opening and closing effect of the lifting bridge controlled by the terminal through the network is more stable and reliable, and the control effect is more reliable and safer especially in special extreme environments such as deep mountains, strong magnetic fields, plateau areas and the like.

Description

Air bag lifting bridge control device, suspension system and vehicle provided with system

Technical Field

The utility model relates to the technical field of lifting bridges, in particular to an air bag lifting bridge control device, a suspension system and a vehicle provided with the air bag lifting bridge control device.

Background

The lift axle, which as the name implies represents a freely liftable axle, after lifting the axle tires off the ground, is also referred to as a suspension axle. The most common lifting bridge we use is generally an auxiliary bridge without driving force. Can bear load when in heavy load and can save oil when in light load. Nowadays, the popularization rate of the lifting bridge is very high no matter the imported vehicle or the domestic vehicle, and most of the lifting bridges are air bag lifting bridges.

What generally adopt in the use of current gasbag lifting bridge is opening and closing through actual APP control lifting bridge, but the general path deep mountain plateau of truck active range is more, uses the cell-phone can appear not having the circumstances such as network signal this moment, must lead to the fact the control problem of certain degree, can not realize opening and closing work of real time control lifting bridge.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art, and provides an air bag lifting axle control device, a suspension system and a vehicle provided with the air bag lifting axle control device.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides an gasbag lifting bridge controlling means, including having the lifting bridge who bears gasbag two and promote the gasbag, including pressure memory, pressure memory falls into two the tunnel through the tee bend, wherein be connected with the altitude valve all the way, another way is connected with the air-vent valve, the altitude valve has the gasbag of bearing of relay valve and transaxle one through the tee bend connection, the relay valve has the gasbag two of bearing of solenoid valve and lifting bridge through the pipe connection, the solenoid valve has air-vent valve and promotion gasbag through the pipe connection, the solenoid valve has wireless remote control switch through circuit connection, wireless remote control switch has the remote controller through signal connection, there is external power supply through circuit connection.

Further preferably, the pressure storage is provided with a pressure control valve and a pipeline filter.

In a further preferred scheme, the lifting bridge further comprises a support frame installed on the frame, a positioning plate and a rotating pin installed on the support frame, a mounting bracket installed on the rotating pin and fixedly installed with the positioning plate and used for mounting the lifting air bag, a lifting piece rotatably installed on the rotating pin and movably installed with the end part of the output end of the lifting air bag, and a rotating arm rotatably installed on the support frame and used for mounting the second bearing air bag, wherein the top part of the second bearing air bag is connected with the frame.

According to a further preferred scheme, the mounting bracket is provided with a plurality of positioning holes, the positioning plate is provided with a connecting piece, and the connecting piece is matched with any positioning hole.

Further preferably, a rubber block is mounted on one side of the lifting piece close to the direction of the rotating arm.

According to a further preferable scheme, the guide wheel is installed at the output end of the lifting air bag, the guide piece is installed on the lifting piece, and the side, opposite to the lifting air bag, of the guide piece is an arc-shaped surface sunken to the inner side.

Further preferably, a limiting groove matched with the width of the guide wheel is formed in the arc-shaped surface.

A suspension system comprising at least an air bag lift bridge control apparatus as described above.

A vehicle comprising at least a suspension system as described above mounted.

Compared with the prior art, the utility model has the following beneficial effects:

1. in the utility model, a signal is output to the wireless remote control switch through the remote controller, the air inflation/deflation of the lifting air bag is controlled through changing the access state of the electromagnetic valve and the air inflation/deflation of the bearing air bag of the lifting bridge, and the remote control opening and closing of the air bag lifting bridge is realized.

2. The lifting bridge is improved, the supporting frame is installed on the frame, the mounting bracket is fixed through the positioning plate, connection and fixation can be realized through the connecting piece on the positioning plate and the positioning hole on the mounting bracket, angle change of the mounting bracket is realized, jacking and lifting of the lifting bridge are realized through the guide wheel on the output end of the lifting air bag and the guide piece on the positioning bracket, and the process is carried out under the condition that the bearing air bag is deflated.

3. According to the utility model, the limiting groove is arranged on the guide piece and is matched with the guide wheel, so that the lifting effect of the lifting bridge is more facilitated.

Drawings

FIG. 1 is a schematic view of the overall structure of the control device of the present invention;

FIG. 2 is a schematic view of the overall structure of the lift bridge of the present invention;

FIG. 3 is a schematic view of the mounting structure of the lifting bridge lifting air bag of the present invention;

FIG. 4 is another installation form of the overall structure of the lift bridge of the present invention;

fig. 5 is a partial enlarged view of a portion a in fig. 4.

In the figure: 1. a pressure reservoir; 2. a limiting groove; 3. a altitude valve; 4. a pressure regulating valve; 5. a relay valve; 6. a first bearing air bag; 7. an electromagnetic valve; 8. a second bearing air bag; 9. lifting the air bag; 10. a wireless remote control switch; 11. connecting an external power supply; 12. a remote controller; 13. a pressure control valve; 14. a line filter; 15. a support frame; 16. positioning a plate; 17. a rotation pin; 18. mounting a bracket; 19. a lifting member; 20. a rotating arm; 21. positioning holes; 22. a connecting member; 23. a rubber block; 24. a guide wheel; 25. a guide member.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Example 1:

as shown in fig. 1, an air bag lifting bridge control device comprises a lifting bridge with a bearing air bag II 8 and a lifting air bag 9, and comprises a pressure storage 1, wherein a pressure control valve 13 and a pipeline filter 14 are installed on the pressure storage 1, the pressure storage 1 is divided into two paths through the pipeline filter 14 by a three-way joint, one path is connected with a height valve 3, the other path is connected with a pressure regulating valve 4, the height valve 3 is connected with a relay valve 5 and a bearing air bag I6 of a driving axle by a three-way joint, the relay valve 5 is connected with an electromagnetic valve 7 and a bearing air bag II 8 of the lifting bridge by a pipeline, the electromagnetic valve 7 is connected with the pressure regulating valve 4 and the lifting air bag 9 by a pipeline, the electromagnetic valve 7 is connected with a wireless remote control switch 10 and an external power supply 11 by a circuit, and the wireless remote control switch is connected with a remote controller 12 by a signal.

The height valve 3 adjusts the air pressure in the first bearing air bag 6 and the height of the second bearing air bag 8 according to the load of the axle, so that the height of the whole vehicle is kept unchanged under any working condition and load.

The air flow in the pressure storage 1 is divided into two paths through a pipeline filter 14, one path enters the altitude valve 3, when the air pressure in the bearing air bag I6 reaches a set value, the air flow enters a port B of the relay valve 5 through a port 21 of the altitude valve 3, the other path enters a port P of the electromagnetic valve 7 through a pressure regulating valve 4, a falling signal instruction is sent out through a remote controller 12, then after a wireless remote control switch 10 receives the falling signal, the electromagnetic valve 7 is in a working condition that the port P is communicated with the port A, meanwhile, the lifting air bag 9 is deflated through a port B and a port R of the electromagnetic valve 5, the port A of the electromagnetic valve 7 is communicated with the port a of the relay valve 5, a piston in the relay valve 5 moves downwards to close an exhaust port, the air flow enters the bearing air bag II 8 through the port B and a port c to inflate, when the air pressure of the bearing air bag II 8 does not exceed the set value after the integrally required height is reached, keeping balance, and enabling the altitude valve to be in a balance position; when a lifting signal instruction is sent by the remote controller 12, and then after the wireless remote control switch 10 receives a lifting signal, the port P of the electromagnetic valve 7 is communicated with the port B, airflow enters the lifting air bag 9 through the port B to achieve the lifting effect of the lifting bridge, meanwhile, the ascending port c of the piston in the relay valve 5 is communicated with the exhaust port, and the pressure airflow in the bearing air bag II 8 realizes the deflation process of the bearing air bag II 8 through the port c and the exhaust port.

Example 2: as shown in fig. 2 and fig. 3, based on the preferred embodiment 1, the lifting bridge further includes a support frame 15 mounted on the frame by bolts, a positioning plate 16 and a rotating pin 17 mounted on the support frame 15 by bolts, a mounting bracket 18 mounted on the rotating pin 17 and fixedly mounted with the positioning plate 16 and used for mounting the lifting air bag 9, the mounting bracket 18 will maintain a stable state under the action of the positioning plate 16, a lifting member 19 mounted on the rotating pin 17 and movably mounted with the output end of the lifting air bag 9 is rotated, the lifting member 19 will be lifted under the action of the lifting air bag 9, the output end of the lifting air bag 9 is mounted with a guide wheel 24, and one side of the lifting member 19 close to the direction of the rotating arm 20 is mounted with a rubber block 23. Wear of the lifting member 19 and the boom 20 can be reduced by means of the rubber blocks 23. The lifting piece 19 is provided with a guide piece 25, and one side of the guide piece 25, which is opposite to the lifting air bag 9, is an arc-shaped surface which is concave towards the inner side. The lifting part 19 at the top is driven to rotate upwards under the action of the lifting air bag 9, and then relative displacement can be generated along the arc-shaped surface through the guide wheel 24, so that the lifting effect is guaranteed, and the friction reducing effect can be also seen. And a rotating arm 20 which is rotatably arranged on the support frame 15 and is used for installing the second bearing air bag 8, wherein the top of the second bearing air bag 8 is connected with the vehicle frame.

When the lifting air bag 9 is inflated, the lifting air bag 9 can be lifted along the arc-shaped surface of the guide piece 25 through the guide wheel 24 at the top and can move at the same time, so that the rotating arm 20 is driven to rotate upwards, the bearing air bag two 8 is deflated, and the lifting bridge is lifted; when the second bearing air bag 8 is inflated, the rotating arm 20 rotates downwards, the guide wheel 24 and the arc-shaped surface move reversely, the lifting air bag 9 is in a deflation state, and the output end is recovered.

Example 3: as shown in fig. 4 and 5, in a further improvement of embodiment 2, a plurality of positioning holes 21 are formed in the mounting bracket 18, a connecting member 22, preferably a bolt, is mounted on the positioning plate 16, and the connecting member 22 is adapted to any one of the positioning holes 21. The connecting piece 22 is connected with the positioning hole 21 at the corresponding position, so that the angle of the air bag 9 can be lifted after the connection, and the lifting height of the lifting bridge can be adjusted.

In some of the above embodiments, the arc-shaped surface is provided with a limiting groove 2 adapted to the width of the guide wheel 24. The setting through spacing groove 2 can prevent to rise the in-process at the lifting bridge and appear the deviation, guarantees to promote effect and reliability and security.

Example 4: as shown in fig. 1 to 5, a suspension system includes an air bag lift bridge control apparatus according to any of embodiments 1 to 3. The air bag lifting bridge control device is applied to a suspension system to enrich the suspension function.

Example 5: as shown in fig. 1 to 5, a vehicle includes the suspension system according to embodiment 4. The air bag lifting bridge control device is applied to a suspension system and then applied to a vehicle to enrich the suspension function and achieve the effect of saving energy consumption.

The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto. The substitution may be of partial structures, devices, method steps, or may be a complete solution. The technical solution and the inventive concept thereof according to the present invention should be covered by the protection scope of the present invention by equivalent substitution or change.

Claims

1. The utility model provides an gasbag lifting bridge controlling means, including having the lifting bridge who bears gasbag two (8) and promote gasbag (9), a serial communication port, including pressure memory (1), pressure memory (1) falls into two the tunnel through the tee bend, wherein be connected with altitude valve (3) all the way, another way is connected with air-vent valve (4), altitude valve (3) have relay valve (5) and transaxle bear gasbag one (6) through the tee bend connection, relay valve (5) have solenoid valve (7) and lifting bridge bear gasbag two (8) through the tube coupling, solenoid valve (7) have air-vent valve (4) and promote gasbag (9) through the tube coupling, solenoid valve (7) have wireless remote control switch (10) through the circuit coupling, wireless remote control switch (10) have remote controller (12) through signal connection, have external power supply (11) through circuit coupling.

2. An air bag lift bridge control device according to claim 1, characterized in that the pressure reservoir (1) is fitted with a pressure control valve (13) and a line filter (14).

3. An air bag lift bridge control apparatus as claimed in claim 1, wherein the lift bridge further comprises a support bracket (15) mounted on the vehicle frame, a positioning plate (16) and a rotating pin (17) mounted on the support bracket (15), a mounting bracket (18) mounted on the rotating pin (17) and fixedly mounted with the positioning plate (16) and used for mounting the lift air bag (9), a lifting member (19) rotatably mounted on the rotating pin (17) and movably mounted with the output end of the lift air bag (9), and a rotating arm (20) rotatably mounted on the support bracket (15) and used for mounting the load air bag two (8), wherein the top of the load air bag two (8) is connected with the vehicle frame.

4. The control device of an air bag lifting bridge according to claim 3, wherein a plurality of positioning holes (21) are formed in the mounting bracket (18), a connecting piece (22) is mounted on the positioning plate (16), and the connecting piece (22) is matched with any positioning hole (21).

5. An air-bag lift bridge control device according to claim 4, characterized in that the lifting member (19) is fitted with a rubber block (23) on the side in the direction of the rocker arm (20).

6. An air-bag lift bridge control device according to claim 5, characterized in that the output end of the lifting air-bag (9) is provided with a guide wheel (24), the lifting member (19) is provided with a guide member (25), and the guide member (25) is an arc-shaped surface which is concave towards the inner side relative to the side of the lifting air-bag.

7. An air bag lift bridge control apparatus according to claim 6, wherein the arc-shaped surface is provided with a limit groove (2) adapted to the width of the guide wheel (24).

8. A suspension system comprising at least an air bag lift bridge control apparatus as claimed in any one of claims 1 to 7.

9. A vehicle comprising at least a suspension system according to claim 8 mounted thereon.