CN219523610U - Vehicle-mounted air spring air supply system - Google Patents
Vehicle-mounted air spring air supply system Download PDFInfo
- Publication number
- CN219523610U CN219523610U CN202320593780.XU CN202320593780U CN219523610U CN 219523610 U CN219523610 U CN 219523610U CN 202320593780 U CN202320593780 U CN 202320593780U CN 219523610 U CN219523610 U CN 219523610U
- Authority
- CN
- China
- Prior art keywords
- air
- electromagnetic valve
- pressure
- storage tank
- valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/16—Mechanical energy storage, e.g. flywheels or pressurised fluids
Abstract
The utility model relates to a vehicle-mounted air spring air supply system, which relates to the technical field of air supply of an air spring on a vehicle suspension, and comprises a high-pressure air storage tank, a third electromagnetic valve, a fourth electromagnetic valve, a sixth electromagnetic valve, a seventh electromagnetic valve, a low-pressure air storage tank, an air compressor, a main road communicated with an air spring air path and a first working valve, wherein one end of the first working valve is connected with the atmosphere, and the other end of the first working valve is communicated with the air compressor; and a secondary pressure building mode: the atmosphere enters a low-pressure air storage tank through a first working valve, an air compressor, a fourth electromagnetic valve and a sixth electromagnetic valve to finish primary pressure building; the gas in the low-pressure gas storage tank enters the high-pressure gas storage tank through a seventh electromagnetic valve, an air compressor and a third electromagnetic valve to complete secondary pressure building; the high-pressure air storage tank supplies air to the air spring through a third electromagnetic valve and a fourth electromagnetic valve. The utility model has the effects of energy storage in advance, pressure establishment in advance, low working noise and high efficiency when the system supplies air for the air spring.
Description
Technical Field
The utility model relates to the technical field of vehicle-mounted air springs, in particular to a vehicle-mounted air spring air supply system.
Background
When the vehicle adopts the air suspension system, the height of the vehicle body can be automatically adjusted, so that the height of the vehicle body can be kept at the target height, and the air spring is a key part which directly influences the performance of the vehicle in the air suspension system of the passenger vehicle.
The air spring air supply system in the prior art comprises an air storage tank, an air compressor and an electromagnetic valve, wherein the air supply system is communicated with the air spring, atmospheric air enters the air storage tank through the air compressor, and the air in the air storage tank enters the air spring after being compressed by the air compressor, so that the air spring is inflated.
The air compressor is required to work when the air storage tank charges the air spring, the power requirement on the air compressor is relatively high, and the corresponding generated noise is relatively high, because the air spring needs to be charged and discharged by the air compressor to realize lifting of the vehicle body, the air compressor also needs to work to supply and discharge air for the air spring under the working condition that the height of the vehicle body needs to be regulated, however, the air compressor generates excessive noise when working, and bad experience can be brought to passengers.
Disclosure of Invention
In order to avoid noise generated by an air compressor when the height of a vehicle body is adjusted, the utility model aims to provide a vehicle-mounted air spring air supply system.
The utility model provides a vehicle-mounted air spring air supply system, which adopts the following technical scheme:
the system further comprises a high-pressure air storage tank, a third electromagnetic valve, a fourth electromagnetic valve, a sixth electromagnetic valve and a seventh electromagnetic valve, wherein the fourth electromagnetic valve is connected between a high-pressure air outlet of the air compressor and the trunk, the seventh electromagnetic valve is connected between a low-pressure air inlet of the air compressor and the low-pressure air storage tank, the high-pressure air storage tank is communicated with the air compressor and the trunk through a tee joint, and the third electromagnetic valve is arranged on the air channel communicated with the high-pressure air storage tank and the trunk; and a secondary pressure building mode: step1: the atmosphere enters a low-pressure air storage tank through a first working valve, an air compressor, a fourth electromagnetic valve and a sixth electromagnetic valve to finish primary pressure building; step2: the low-pressure gas in the low-pressure gas storage tank enters the high-pressure gas storage tank through a seventh electromagnetic valve, an air compressor and a third electromagnetic valve to complete secondary pressure building; the high-pressure air storage tank supplies air to the air spring through a third electromagnetic valve and a fourth electromagnetic valve.
By adopting the technical scheme, the atmospheric gas firstly enters the low-pressure gas storage tank through the first working valve, the air compressor, the fourth electromagnetic valve and the sixth electromagnetic valve to finish the first-stage pressure building, then enters the high-pressure gas storage tank through the seventh electromagnetic valve, the air compressor and the third electromagnetic valve to finish the second-stage pressure building; the high-pressure air storage tank stores the air after secondary pressurization and can directly supply air to the air spring, the secondary pressure building mode utilizes the air compressor to work for a long time in advance to finish pressurization and energy storage required by air supply, so that the power requirement of the air supply system on the air compressor is reduced, and the working noise of the air compressor is also reduced; in addition, because the air compressor needs a certain time to reach the expected working state, the utility model can store the high-pressure gas in the high-pressure gas storage tank after secondary pressure establishment, so that the pressure establishment time of the air compressor during gas supply is saved, and the high-pressure gas is stored in advance, therefore, under the condition of meeting the same gas supply requirement, the utility model shortens the corresponding gas charging time under the working condition of the required gas supply, and improves the efficiency;
after the secondary pressure establishment is completed, the utility model further supplies air to the low-pressure air storage tank so as to store energy in the low-pressure air storage tank; when the air spring is supplied with air, the low-pressure air storage tank, the high-pressure air storage tank and the air compressor can be opened together, and the air in the low-pressure air storage tank and the air in the high-pressure air storage tank enter the air spring together through the electromagnetic valve and the trunk, so that high-efficiency and quick air supply is realized, the air charging time is further shortened, and the working time of the compressor is further shortened.
Optionally, the air supply system further comprises an eighth electromagnetic valve, and the high-pressure air storage tank is communicated with the low-pressure air inlet of the air compressor through the eighth electromagnetic valve.
By adopting the technical scheme, the air in the high-pressure air storage tank can be pressurized through the eighth electromagnetic valve and the air compressor, three-level pressure building is realized, and the air pressure required by the air spring can be achieved through three times of pressure building, so that the pressure building capability requirement on the air compressor is further reduced, the cost is reduced, and the noise generated by the whole air supply system is also reduced.
Optionally, the air supply system further comprises a branch communicated with the main trunk and the high-pressure air outlet of the air compressor, a drying agent is arranged on the branch, and the drying agent is located between the main trunk and the high-pressure air outlet of the air compressor.
By adopting the technical scheme, the drying agent dries the gas entering the air spring system, so that the moisture entering the air spring system is reduced.
Optionally, the branch is provided with a second electromagnetic valve communicated with the atmosphere, and a valve port of the second electromagnetic valve is positioned between a high-pressure air outlet on the corresponding air compressor on the branch and the drying agent.
By adopting the technical scheme, after the gas of the low-pressure gas storage tank passes through the branch where the sixth electromagnetic valve, the fourth electromagnetic valve and the drying agent are positioned, the gas is discharged to the atmosphere from the second electromagnetic valve, and in the exhaust process, the low-pressure gas blows out the saturated moisture in the drying agent to the atmosphere, so that the first-stage regeneration effect is realized on the drying agent;
and in the exhaust process, the high-pressure gas blows saturated moisture in the drying agent to the atmosphere, a secondary regeneration effect is achieved on the drying agent, and compared with the prior art, the drying and regeneration effect of secondary exhaust on the drying agent is more thorough, the residual moisture in an air spring system is reduced, and rust of components such as the electromagnetic valve is effectively prevented.
Optionally, the air compressor is a scroll compressor.
By adopting the technical scheme, the vortex compressor changes the gas entering the compressor from low pressure to high pressure through the relative extrusion work of the inner static disc and the movable disc, and the movable disc and the static disc are in non-contact friction in the pressure building process, so that the vibration noise of the compressor is small, the service life is long, and the noise of the whole air supply system is small; compared with a piston type air compressor, the scroll compressor has lower pressure building capacity, and the utility model can make up the defect of weak pressure building capacity by matching with secondary pressure building or tertiary pressure building, and can meet the air supply requirement of an air supply system while realizing the mute advantage.
Drawings
FIG. 1 is a schematic diagram of the operation of the gas circuit according to embodiment 1 of the present utility model;
FIG. 2 is a second schematic diagram of the operation of the gas circuit according to embodiment 1 of the present utility model, for illustrating a three-stage pressure build-up mode of the gas supply system;
fig. 3 is a schematic diagram of the operation of the gas circuit according to embodiment 2 of the present utility model.
In the figure, 1, a first working valve; 2. a second electromagnetic valve; 3. a third electromagnetic valve; 4. a fourth electromagnetic valve; 5. a fifth electromagnetic valve; 6. a sixth electromagnetic valve; 7. a seventh electromagnetic valve; 8. an eighth electromagnetic valve; 9. a low pressure gas storage tank; 10. an air compressor; 1001. a low pressure air inlet; 1002. a high pressure outlet; 11. a branch; 12. a drying agent; 13. a throttle valve; 14. a second one-way valve; 15. an air spring; 16. a high pressure gas storage tank; 17. and (5) a main road.
Detailed Description
The present utility model will be described in further detail with reference to fig. 1 to 3.
Example 1: a vehicle-mounted air spring air supply system, referring to fig. 1, comprises a main road 17, a high-pressure air storage tank 16, a low-pressure air storage tank 9, an air compressor 10, a first working valve 1, a second electromagnetic valve 2, a third electromagnetic valve 3, a fourth electromagnetic valve 4, a fifth electromagnetic valve 5, a sixth electromagnetic valve 6 and a seventh electromagnetic valve 7; the main line 17 communicates with the air passage of the air spring 15, and in this embodiment, the first working valve 1 is a first solenoid valve, one of the ports of the first solenoid valve communicates with the atmosphere, and the other port of the first solenoid valve communicates with the low pressure intake 1001 of the air compressor 10.
The first solenoid valve, the low pressure air inlet 1001 of the air compressor 10, and the seventh solenoid valve 7 are communicated through an air path tee.
The valve port of the low-pressure air storage tank 9 is provided with another air passage tee joint, and is communicated with one valve port of the seventh electromagnetic valve 7 and one valve port of the sixth electromagnetic valve 6 through the air passage tee joint, and the other valve port of the sixth electromagnetic valve 6 is communicated with the trunk line 17.
The high-pressure air outlet 1002 of the air compressor 10 is communicated with a branch 11, a drying agent 12 is arranged in the branch 11, a throttle valve 13 and a second one-way valve 14 are arranged at the rear end of the drying agent 12 on the branch 11, the throttle valve 13 and the second one-way valve 14 are arranged in parallel, and the rear end of an air path where the throttle valve 13 and the second one-way valve 14 are located is communicated with a main road 17.
The high-pressure air storage tank 16 is communicated with the trunk road 17 through the third electromagnetic valve 3, and the position of the third electromagnetic valve 3 is arranged between the high-pressure air storage tank 16 and the junction of the air passage where the throttle valve 13 is arranged and the trunk road 17.
The fourth solenoid valve 4 is mounted on the main trunk 17 and is located between the second check valve 14 and the sixth solenoid valve 6.
One end of the branch 11 connected with the high-pressure air outlet 1002 of the air compressor 10 is connected with a branch communicated with the atmosphere, and the second electromagnetic valve 2 is arranged on the branch and is used for controlling the communication or closing of the branch 11 and the atmosphere.
The tail end of the main road 17 is connected with four air springs 15, the four air springs 15 are arranged in parallel, a fifth electromagnetic valve 5 is installed between each air spring 15 and the main road 17, and the fifth electromagnetic valve 5 is used for controlling the communication and closing between the single air spring 15 and the main road 17.
Referring to fig. 2, the system further comprises an eighth electromagnetic valve 8, wherein one end gas path of the eighth electromagnetic valve 8 is connected between the gas port of the high-pressure gas storage tank 16 and the third electromagnetic valve 3 through a tee joint, and the other end of the eighth electromagnetic valve 8 is communicated with the low-pressure gas inlet 1001 of the air compressor 10.
The implementation principle of the embodiment 1 of the utility model is as follows: the atmospheric gas firstly enters a low-pressure gas storage tank 9 from a first electromagnetic valve, an air compressor 10, a fourth electromagnetic valve 4 and a sixth electromagnetic valve 6 to finish primary pressure building; then the low-pressure air storage tank 9 enters the high-pressure air storage tank 16 through the seventh electromagnetic valve 7, the air compressor 10 and the third electromagnetic valve 3, and the secondary pressure establishment is completed. Compared with the prior art, when the air spring 15 is supplied with air, the air can be directly supplied from the high-pressure air storage tank 16, the air compressor 10 is not needed to participate in the air supply, and the air supply system supplies high-pressure air for the air spring in a mute mode and supplies an air source for the air spring to work; the high-pressure air storage tank 16 stores the air after secondary pressurization, can directly supply air to the air spring 15, and the secondary pressure building mode can finish pressurization and energy storage required by air supply in advance;
after the secondary pressure establishment is completed, the utility model further supplies air to the low-pressure air storage tank 9, so that the low-pressure air storage tank 9 stores energy; when the air supply spring is supplied with air, the low-pressure air storage tank 9, the high-pressure air storage tank 16 and the air compressor 10 are opened together, and the air in the low-pressure air storage tank 9 and the air in the high-pressure air storage tank 16 enter the air spring 15 together through the electromagnetic valve and the main trunk 17.
Example 2: referring to fig. 3, in the present embodiment, compared with embodiment 1, the first working valve 1 is a first check valve, and the air in the atmosphere enters the air supply system after passing through the first check valve, and the first check valve can only supply air in and can not supply air out, and when the air supply system needs to exhaust to the atmosphere, the air can only be exhausted through the second electromagnetic valve 2; compared with an electromagnetic valve, the first one-way valve does not need circuit control, and cost is saved.
The implementation principle of the embodiment 2 of the utility model is as follows: when the air supply system works, air in the atmosphere enters the air supply system through the first one-way valve, and the air supply system starts to operate.
The embodiments of the present utility model are all preferred embodiments of the present utility model, and are not intended to limit the scope of the present utility model, wherein like reference numerals are used to refer to like elements throughout. Therefore: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.
Claims (5)
1. The vehicle-mounted air spring air supply system comprises a low-pressure air storage tank (9), an air compressor (10), a main trunk (17) and a first working valve (1), wherein the main trunk is communicated with an air passage of the air spring (15), one valve port of the first working valve (1) is communicated with the atmosphere, and the other valve port of the first working valve is communicated with the air compressor (10), and the vehicle-mounted air spring air supply system is characterized by further comprising a high-pressure air storage tank (16), a third electromagnetic valve (3), a fourth electromagnetic valve (4), a sixth electromagnetic valve (6) and a seventh electromagnetic valve (7), wherein the fourth electromagnetic valve (4) is connected between a high-pressure air outlet (1002) of the air compressor (10) and the main trunk (17), the seventh electromagnetic valve (7) is connected between a low-pressure air inlet (1001) of the air compressor (10) and the low-pressure air storage tank (9), the high-pressure air storage tank (16) is communicated with the air compressor (10) and the main trunk (17) through a tee joint, and the third electromagnetic valve (3) is arranged on the air passage (16) communicated with the main trunk;
the atmosphere enters the low-pressure air storage tank (9) through the first working valve (1), the air compressor (10), the fourth electromagnetic valve (4) and the sixth electromagnetic valve (6);
the low-pressure gas in the low-pressure gas storage tank (9) enters the high-pressure gas storage tank (16) through the seventh electromagnetic valve (7), the air compressor (10) and the third electromagnetic valve (3), and the high-pressure gas storage tank (16) supplies gas to the air spring (15) through the third electromagnetic valve (3) and the fourth electromagnetic valve (4).
2. A vehicle air spring air supply system according to claim 1, further comprising an eighth solenoid valve (8), wherein the high pressure air tank (16) communicates with the low pressure air intake (1001) of the air compressor (10) via the eighth solenoid valve (8).
3. The vehicle-mounted air spring air supply system according to claim 1, further comprising a branch (11) communicated with the main trunk (17) and the high-pressure air outlet (1002) of the air compressor (10), wherein a drying agent (12) is arranged on the branch (11), and the rear end of the branch (11) corresponding to the drying agent (12) is positioned between the third electromagnetic valve (3) and the fourth electromagnetic valve (4).
4. A vehicle air spring air supply system according to claim 3, characterized in that the branch (11) is provided with a second electromagnetic valve (2) which is in communication with the atmosphere, a valve port of the second electromagnetic valve (2) being located on the branch (11) between the high-pressure air outlet (1002) of the corresponding air compressor (10) and the drying agent (12).
5. A vehicle air spring air supply system according to claim 1, characterized in that the air compressor (10) is a scroll compressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320593780.XU CN219523610U (en) | 2023-03-22 | 2023-03-22 | Vehicle-mounted air spring air supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320593780.XU CN219523610U (en) | 2023-03-22 | 2023-03-22 | Vehicle-mounted air spring air supply system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219523610U true CN219523610U (en) | 2023-08-15 |
Family
ID=87585144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320593780.XU Active CN219523610U (en) | 2023-03-22 | 2023-03-22 | Vehicle-mounted air spring air supply system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219523610U (en) |
-
2023
- 2023-03-22 CN CN202320593780.XU patent/CN219523610U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7963307B2 (en) | Tire inflation system | |
| CN104039570B (en) | The airsuspension system of motor vehicles and for the method controlled it | |
| US10960724B2 (en) | Compressed air supply installation for operating a pneumatic installation, method and vehicle | |
| GB2456840A (en) | Method for operating an air hybrid vehicle | |
| CN108099884B (en) | Fuel cell automobile air supply system | |
| CN201736980U (en) | Parking air pressure brake system | |
| CN214171944U (en) | Hydrogen gas discharging system | |
| CN219523610U (en) | Vehicle-mounted air spring air supply system | |
| CN110603160B (en) | Method for operating a pressure control device and pressure control device | |
| CN101660454A (en) | Air-storage engine, pressurizing system and method thereof, and emission reducing system and method thereof | |
| AU2022221473A1 (en) | System and method for improving release performance of heavy-haul train | |
| CN108332046B (en) | Hydrogenation system in pneumatic pump skid-mounted hydrogenation equipment and hydrogenation method thereof | |
| CN202657018U (en) | Parking braking system | |
| CN116118414A (en) | Vehicle-mounted air spring air supply system and air circuit control method | |
| CN110315923A (en) | A kind of gas path device, airsuspension system, automobile and its control method | |
| US6695893B2 (en) | Continuous flow dryer reservoir module dryer system | |
| CN101890927A (en) | Energy-saving supercharging device of automobile air compressor | |
| CN109094305B (en) | Air supply assembly for vehicle, air supply method thereof and vehicle with air supply assembly | |
| CN110636950A (en) | Method for operating a pressure control device with a multistage supercharger and pressure control device | |
| CN102729930A (en) | Energy-saving pressurization control system of automobile air compressor | |
| CN110733485A (en) | Gas-assisted post-treatment gas taking system | |
| CN215474304U (en) | Air supply system matched with air suspension and electric heavy truck | |
| CN110582640B (en) | Method for operating a pressure control device having a multistage supercharger, and pressure control device | |
| CN204755662U (en) | Clutch booster's inflating pipeline | |
| CN204895427U (en) | Reverse aerating device of automobile brake system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |