CN112060994A - Air pressure vibration isolation system - Google Patents
Air pressure vibration isolation system Download PDFInfo
- Publication number
- CN112060994A CN112060994A CN202010759934.9A CN202010759934A CN112060994A CN 112060994 A CN112060994 A CN 112060994A CN 202010759934 A CN202010759934 A CN 202010759934A CN 112060994 A CN112060994 A CN 112060994A
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- vibration isolation
- pressure value
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- real
- pressure
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- 238000002955 isolation Methods 0.000 title claims abstract description 69
- 238000012544 monitoring process Methods 0.000 claims abstract description 47
- 230000009471 action Effects 0.000 claims abstract description 37
- 230000008054 signal transmission Effects 0.000 claims description 9
- 230000003139 buffering effect Effects 0.000 claims description 8
- 238000001746 injection moulding Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 230000010355 oscillation Effects 0.000 claims description 2
- 230000008859 change Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/50—Seat suspension devices
- B60N2/501—Seat suspension devices actively controlled suspension, e.g. electronic control
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/002—Seats provided with an occupancy detection means mounted therein or thereon
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/50—Seat suspension devices
- B60N2/52—Seat suspension devices using fluid means
- B60N2/525—Seat suspension devices using fluid means using gas
Abstract
The invention relates to the technical field of vibration isolation, in particular to an air pressure vibration isolation system, which adopts a sensor to perform air pressure vibration isolation feedback compensation and realizes real-time adjustment of bearing quality so that the vibration isolation system keeps the optimal vibration isolation performance; it is characterized by comprising: the real-time monitoring unit is arranged on a vehicle seat and used for monitoring the pressure on the seat in real time and sending the monitored pressure value; the control unit is arranged on an automobile center console, is in signal connection with the real-time monitoring unit, is used for receiving the pressure value sent by the real-time monitoring unit, compares the pressure value with a pressure value recorded in advance, and generates a pressurization instruction and sends the pressurization instruction if the monitored pressure value is greater than the pressure value recorded in advance; if the monitored pressure value is smaller than the pressure value input in advance, generating a pressure relief instruction and sending the pressure relief instruction; and the adjusting unit is arranged below the vehicle seat, is used for adjusting the rigidity characteristic of the elastic action unit and is in signal connection with the control unit.
Description
Technical Field
The invention relates to the technical field of vibration isolation, in particular to a pneumatic vibration isolation system.
Background
In the running process of the vehicle, the whole vehicle and local parts are extremely easy to vibrate violently due to the influence of various external and internal shock excitation effects such as uneven road surface, vehicle speed change, running direction change and the like. In order to improve the vibration isolation effect of the system and improve the riding comfort, a vibration isolation device is usually added between the vibration source and the controlled object, so as to reduce the response of the controlled object to the excitation of the vibration source.
The common vibration isolation system is a non-adjustable system for bearing mass, and is designed only for a certain specific bearing mass value, and when the change of the bearing mass is large, the original structural parameters cannot be changed correspondingly, so that the vibration isolation system cannot keep the optimal vibration isolation performance.
Disclosure of Invention
In order to solve the technical problems, the invention provides the air pressure vibration isolation system which adopts the sensor to perform air pressure vibration isolation feedback compensation and realizes real-time adjustment of the bearing quality so that the vibration isolation system keeps the optimal vibration isolation performance.
The invention relates to a pneumatic vibration isolation system, which comprises:
the real-time monitoring unit is arranged on a vehicle seat and used for monitoring the pressure on the seat in real time and sending the monitored pressure value;
the control unit is arranged on an automobile center console, is in signal connection with the real-time monitoring unit, is used for receiving the pressure value sent by the real-time monitoring unit, compares the pressure value with a pressure value recorded in advance, and generates a pressurization instruction and sends the pressurization instruction if the monitored pressure value is greater than the pressure value recorded in advance; if the monitored pressure value is smaller than the pressure value input in advance, generating a pressure relief instruction and sending the pressure relief instruction;
the adjusting unit is arranged below the vehicle seat, is used for adjusting the rigidity characteristic of the elastic action unit, is in signal connection with the control unit, and increases the rigidity characteristic of the elastic action unit when receiving a pressurization instruction sent by the control unit; when a pressure relief instruction sent by the control unit is received, the rigidity characteristic of the elastic action unit is reduced;
and the elastic action unit is arranged between the vehicle seat and the bottom of the vehicle and is used for buffering the seat and passengers when oscillation occurs.
The invention relates to an air pressure vibration isolation system, wherein an elastic action unit consists of four groups of vertical double-air-chamber adjustable pneumatic shell vibration isolation cavities, wherein an upper air chamber and a lower air chamber are arranged in each group of double-air-chamber adjustable pneumatic shell vibration isolation cavity, and the upper air chamber and the lower air chamber are respectively provided with an air port for adjusting air pressure.
According to the air pressure vibration isolation system, each group of vibration isolation cavity shell is formed by one-time injection molding of rubber materials, and the structural shape is a plurality of rings.
The invention relates to an air pressure vibration isolation system, wherein an adjusting unit comprises eight groups of electric control air valves, the eight groups of electric control air valves are respectively connected with eight groups of air ports on four groups of double-air-chamber adjustable pneumatic shell vibration isolation cavities in a sealing manner, and the eight groups of electric control air valves are all in signal connection with a control unit.
The invention relates to a pneumatic vibration isolation system, wherein a real-time monitoring unit comprises a group of pressure sensors, the pressure sensors are arranged in the center of a vehicle seat, and the pressure sensors are in signal connection with a control unit.
According to the air pressure vibration isolation system, the signal transmission mode between the real-time monitoring unit and the control unit and between the control unit and the adjusting unit can adopt wired signal transmission and can also adopt wireless signal transmission.
Compared with the prior art, the invention has the beneficial effects that: the sensor is adopted to perform air pressure vibration isolation feedback compensation, so that real-time adjustment of the bearing quality is realized, and the vibration isolation system can keep the best vibration isolation performance.
Drawings
FIG. 1 is a logic flow diagram of the present invention.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
The air pressure vibration isolation system is characterized by comprising a real-time monitoring unit, a vibration isolation unit and a vibration isolation unit, wherein the real-time monitoring unit is arranged on a vehicle seat and is used for monitoring the pressure on the seat in real time and sending the monitored pressure value; the control unit is arranged on an automobile center console, is in signal connection with the real-time monitoring unit, receives the pressure value sent by the real-time monitoring unit, compares the pressure value with a pressure value input in advance, and generates a pressurization instruction and sends the pressurization instruction if the monitored pressure value is greater than the pressure value input in advance; if the monitored pressure value is smaller than the pressure value input in advance, generating a pressure relief instruction and sending the pressure relief instruction; the adjusting unit is arranged below the vehicle seat and used for adjusting the rigidity characteristic of the elastic action unit, is in signal connection with the control unit, and increases the rigidity characteristic of the elastic action unit when receiving a pressurization instruction sent by the control unit; when a pressure relief instruction sent by the control unit is received, the rigidity characteristic of the elastic action unit is reduced; the elastic action unit is arranged between the vehicle seat and the bottom of the vehicle and plays a role in buffering the seat and passengers when the vehicle oscillates; the sensor is adopted to perform air pressure vibration isolation feedback compensation, so that real-time adjustment of the bearing quality is realized, and the vibration isolation system can keep the best vibration isolation performance.
As a preferred technical scheme, the pneumatic vibration isolation system is characterized by comprising a real-time monitoring unit, a vibration isolation unit and a vibration isolation unit, wherein the real-time monitoring unit is arranged on a vehicle seat and is used for monitoring the pressure on the seat in real time and sending the monitored pressure value; the control unit is arranged on an automobile center console, is in signal connection with the real-time monitoring unit, receives the pressure value sent by the real-time monitoring unit, compares the pressure value with a pressure value input in advance, and generates a pressurization instruction and sends the pressurization instruction if the monitored pressure value is greater than the pressure value input in advance; if the monitored pressure value is smaller than the pressure value input in advance, generating a pressure relief instruction and sending the pressure relief instruction; the adjusting unit is arranged below the vehicle seat and used for adjusting the rigidity characteristic of the elastic action unit, is in signal connection with the control unit, and increases the rigidity characteristic of the elastic action unit when receiving a pressurization instruction sent by the control unit; when a pressure relief instruction sent by the control unit is received, the rigidity characteristic of the elastic action unit is reduced; the elastic action unit is arranged between the vehicle seat and the bottom of the vehicle and plays a role in buffering the seat and passengers when the vehicle oscillates; the elastic action unit consists of four groups of vertical double-air-chamber adjustable pneumatic shell vibration isolation cavities, wherein an upper air chamber and a lower air chamber are arranged in each group of double-air-chamber adjustable pneumatic shell vibration isolation cavity, and the upper air chamber and the lower air chamber are provided with air ports for adjusting air pressure; through setting up two sets of air chambers, the rigidity characteristic in pneumatic shell vibration isolation chamber of quick adjustment of being convenient for.
As a preferred technical scheme, the pneumatic vibration isolation system is characterized by comprising a real-time monitoring unit, a vibration isolation unit and a vibration isolation unit, wherein the real-time monitoring unit is arranged on a vehicle seat and is used for monitoring the pressure on the seat in real time and sending the monitored pressure value; the control unit is arranged on an automobile center console, is in signal connection with the real-time monitoring unit, receives the pressure value sent by the real-time monitoring unit, compares the pressure value with a pressure value input in advance, and generates a pressurization instruction and sends the pressurization instruction if the monitored pressure value is greater than the pressure value input in advance; if the monitored pressure value is smaller than the pressure value input in advance, generating a pressure relief instruction and sending the pressure relief instruction; the adjusting unit is arranged below the vehicle seat and used for adjusting the rigidity characteristic of the elastic action unit, is in signal connection with the control unit, and increases the rigidity characteristic of the elastic action unit when receiving a pressurization instruction sent by the control unit; when a pressure relief instruction sent by the control unit is received, the rigidity characteristic of the elastic action unit is reduced; the elastic action unit is arranged between the vehicle seat and the bottom of the vehicle and plays a role in buffering the seat and passengers when the vehicle oscillates; the elastic action unit consists of four groups of vertical double-air-chamber adjustable pneumatic shell vibration isolation cavities, wherein an upper air chamber and a lower air chamber are arranged in each group of double-air-chamber adjustable pneumatic shell vibration isolation cavity, and the upper air chamber and the lower air chamber are provided with air ports for adjusting air pressure; wherein each group of vibration isolation cavity shells are formed by one-time injection molding of rubber materials, and the structural shape is a plurality of rings.
As a preferred technical scheme, the pneumatic vibration isolation system is characterized by comprising a real-time monitoring unit, a vibration isolation unit and a vibration isolation unit, wherein the real-time monitoring unit is arranged on a vehicle seat and is used for monitoring the pressure on the seat in real time and sending the monitored pressure value; the control unit is arranged on an automobile center console, is in signal connection with the real-time monitoring unit, receives the pressure value sent by the real-time monitoring unit, compares the pressure value with a pressure value input in advance, and generates a pressurization instruction and sends the pressurization instruction if the monitored pressure value is greater than the pressure value input in advance; if the monitored pressure value is smaller than the pressure value input in advance, generating a pressure relief instruction and sending the pressure relief instruction; the adjusting unit is arranged below the vehicle seat and used for adjusting the rigidity characteristic of the elastic action unit, is in signal connection with the control unit, and increases the rigidity characteristic of the elastic action unit when receiving a pressurization instruction sent by the control unit; when a pressure relief instruction sent by the control unit is received, the rigidity characteristic of the elastic action unit is reduced; the elastic action unit is arranged between the vehicle seat and the bottom of the vehicle and plays a role in buffering the seat and passengers when the vehicle oscillates; the elastic action unit consists of four groups of vertical double-air-chamber adjustable pneumatic shell vibration isolation cavities, wherein an upper air chamber and a lower air chamber are arranged in each group of double-air-chamber adjustable pneumatic shell vibration isolation cavity, and the upper air chamber and the lower air chamber are provided with air ports for adjusting air pressure; the adjusting unit comprises eight groups of electric control air valves, the eight groups of electric control air valves are respectively connected with eight groups of air ports on the vibration isolation cavity of the four groups of double-air-chamber adjustable pneumatic shell in a sealing way, and the eight groups of electric control air valves are all in signal connection with the control unit; the air pressure is controlled by adopting the multiple groups of electric control air valves, so that the air pressure adjusting device is convenient to accurately adjust and improves the practicability.
As a preferred technical scheme, the pneumatic vibration isolation system is characterized by comprising a real-time monitoring unit, a vibration isolation unit and a vibration isolation unit, wherein the real-time monitoring unit is arranged on a vehicle seat and is used for monitoring the pressure on the seat in real time and sending the monitored pressure value; the control unit is arranged on an automobile center console, is in signal connection with the real-time monitoring unit, receives the pressure value sent by the real-time monitoring unit, compares the pressure value with a pressure value input in advance, and generates a pressurization instruction and sends the pressurization instruction if the monitored pressure value is greater than the pressure value input in advance; if the monitored pressure value is smaller than the pressure value input in advance, generating a pressure relief instruction and sending the pressure relief instruction; the adjusting unit is arranged below the vehicle seat and used for adjusting the rigidity characteristic of the elastic action unit, is in signal connection with the control unit, and increases the rigidity characteristic of the elastic action unit when receiving a pressurization instruction sent by the control unit; when a pressure relief instruction sent by the control unit is received, the rigidity characteristic of the elastic action unit is reduced; the elastic action unit is arranged between the vehicle seat and the bottom of the vehicle and plays a role in buffering the seat and passengers when the vehicle oscillates; the real-time monitoring unit comprises a group of pressure sensors, the pressure sensors are installed in the center of a vehicle seat, and the pressure sensors are in signal connection with the control unit.
As a preferred technical scheme, the pneumatic vibration isolation system is characterized by comprising a real-time monitoring unit, a vibration isolation unit and a vibration isolation unit, wherein the real-time monitoring unit is arranged on a vehicle seat and is used for monitoring the pressure on the seat in real time and sending the monitored pressure value; the control unit is arranged on an automobile center console, is in signal connection with the real-time monitoring unit, receives the pressure value sent by the real-time monitoring unit, compares the pressure value with a pressure value input in advance, and generates a pressurization instruction and sends the pressurization instruction if the monitored pressure value is greater than the pressure value input in advance; if the monitored pressure value is smaller than the pressure value input in advance, generating a pressure relief instruction and sending the pressure relief instruction; the adjusting unit is arranged below the vehicle seat and used for adjusting the rigidity characteristic of the elastic action unit, is in signal connection with the control unit, and increases the rigidity characteristic of the elastic action unit when receiving a pressurization instruction sent by the control unit; when a pressure relief instruction sent by the control unit is received, the rigidity characteristic of the elastic action unit is reduced; the elastic action unit is arranged between the vehicle seat and the bottom of the vehicle and plays a role in buffering the seat and passengers when the vehicle oscillates; the signal transmission mode between the control unit and the adjusting unit can adopt wired signal transmission or wireless signal transmission; the assembly flexibility of the system is improved, and the practicability is improved.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (6)
1. A pneumatic vibration isolation system, comprising:
the real-time monitoring unit is arranged on a vehicle seat and used for monitoring the pressure on the seat in real time and sending the monitored pressure value;
the control unit is arranged on an automobile center console, is in signal connection with the real-time monitoring unit, is used for receiving the pressure value sent by the real-time monitoring unit, compares the pressure value with a pressure value recorded in advance, and generates a pressurization instruction and sends the pressurization instruction if the monitored pressure value is greater than the pressure value recorded in advance; if the monitored pressure value is smaller than the pressure value input in advance, generating a pressure relief instruction and sending the pressure relief instruction;
the adjusting unit is arranged below the vehicle seat, is used for adjusting the rigidity characteristic of the elastic action unit, is in signal connection with the control unit, and increases the rigidity characteristic of the elastic action unit when receiving a pressurization instruction sent by the control unit; when a pressure relief instruction sent by the control unit is received, the rigidity characteristic of the elastic action unit is reduced;
and the elastic action unit is arranged between the vehicle seat and the bottom of the vehicle and is used for buffering the seat and passengers when oscillation occurs.
2. The pneumatic vibration isolation system of claim 1 wherein the resilient actuating unit comprises four sets of vertical dual-chamber adjustable pneumatic housing chambers, wherein each set of dual-chamber adjustable pneumatic housing chambers has an upper chamber and a lower chamber, and each of the upper and lower chambers has a port for adjusting the pneumatic pressure.
3. The pneumatic vibration isolation system of claim 2 wherein each of the plurality of vibration isolation chamber housings is formed by injection molding a rubber material in one piece and has a plurality of annular shapes.
4. The pneumatic vibration isolation system of claim 2, wherein the adjusting unit comprises eight sets of electrically controlled air valves, the eight sets of electrically controlled air valves are respectively connected with eight sets of air ports on the vibration isolation chambers of the four sets of adjustable pneumatic housings with double air chambers in a sealing manner, and the eight sets of electrically controlled air valves are all in signal connection with the control unit.
5. The pneumatic vibration isolation system of claim 1, wherein the real-time monitoring unit comprises a plurality of pressure sensors, the pressure sensors are installed in the center of the vehicle seat, and the pressure sensors are in signal connection with the control unit.
6. The pneumatic vibration isolation system of claim 1, wherein the signal transmission between the real-time monitoring unit and the control unit, and between the control unit and the adjusting unit can be wired signal transmission or wireless signal transmission.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010759934.9A CN112060994A (en) | 2020-07-31 | 2020-07-31 | Air pressure vibration isolation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010759934.9A CN112060994A (en) | 2020-07-31 | 2020-07-31 | Air pressure vibration isolation system |
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| Publication Number | Publication Date |
|---|---|
| CN112060994A true CN112060994A (en) | 2020-12-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010759934.9A Pending CN112060994A (en) | 2020-07-31 | 2020-07-31 | Air pressure vibration isolation system |
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| CN (1) | CN112060994A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113309812A (en) * | 2021-05-13 | 2021-08-27 | 中国电子工程设计院有限公司 | Method, device and equipment for controlling mass center of vibration isolation system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2811664Y (en) * | 2005-07-14 | 2006-08-30 | 湖南大学 | Air bag device in air suspension |
| CN101968097A (en) * | 2010-10-27 | 2011-02-09 | 游世辉 | Magneto-rheological hydraulic rubber air spring |
| CN105020315A (en) * | 2015-08-12 | 2015-11-04 | 辽宁工业大学 | Stiffness adjustment device of double-coupling air spring |
| CN205997746U (en) * | 2016-08-31 | 2017-03-08 | 广东南利科技有限公司 | A kind of automotive seat air spring |
| CN106913122A (en) * | 2015-12-25 | 2017-07-04 | 北京奇虎科技有限公司 | The adaptive regulation method of Intelligent seat and seat rigidity |
| CN206551915U (en) * | 2017-03-07 | 2017-10-13 | 浙江工业大学 | A kind of active damping Anti-sick seat |
| CN110195759A (en) * | 2019-07-11 | 2019-09-03 | 海南大学 | A kind of air spring automatic inflatable device of air |
-
2020
- 2020-07-31 CN CN202010759934.9A patent/CN112060994A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2811664Y (en) * | 2005-07-14 | 2006-08-30 | 湖南大学 | Air bag device in air suspension |
| CN101968097A (en) * | 2010-10-27 | 2011-02-09 | 游世辉 | Magneto-rheological hydraulic rubber air spring |
| CN105020315A (en) * | 2015-08-12 | 2015-11-04 | 辽宁工业大学 | Stiffness adjustment device of double-coupling air spring |
| CN106913122A (en) * | 2015-12-25 | 2017-07-04 | 北京奇虎科技有限公司 | The adaptive regulation method of Intelligent seat and seat rigidity |
| CN205997746U (en) * | 2016-08-31 | 2017-03-08 | 广东南利科技有限公司 | A kind of automotive seat air spring |
| CN206551915U (en) * | 2017-03-07 | 2017-10-13 | 浙江工业大学 | A kind of active damping Anti-sick seat |
| CN110195759A (en) * | 2019-07-11 | 2019-09-03 | 海南大学 | A kind of air spring automatic inflatable device of air |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113309812A (en) * | 2021-05-13 | 2021-08-27 | 中国电子工程设计院有限公司 | Method, device and equipment for controlling mass center of vibration isolation system |
| CN113309812B (en) * | 2021-05-13 | 2023-02-17 | 中国电子工程设计院有限公司 | Centroid control method, device and equipment of vibration isolation system |
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Application publication date: 20201211 |
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