CN204688202U - Novel auxiliary machine - Google Patents
Novel auxiliary machine Download PDFInfo
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- CN204688202U CN204688202U CN201520328044.7U CN201520328044U CN204688202U CN 204688202 U CN204688202 U CN 204688202U CN 201520328044 U CN201520328044 U CN 201520328044U CN 204688202 U CN204688202 U CN 204688202U
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- change
- over valve
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- auxiliary machine
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- 239000002828 fuel tank Substances 0.000 claims description 20
- 238000012423 maintenance Methods 0.000 abstract description 14
- 238000007789 sealing Methods 0.000 abstract description 5
- 239000003921 oil Substances 0.000 description 9
- 239000010720 hydraulic oil Substances 0.000 description 6
- 238000005265 energy consumption Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 244000144983 clutch Species 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model discloses a kind of Novel auxiliary machine, belong to technical field of vehicle, comprise dual-axle motor, one end of described dual-axle motor connects power-assisted steering pump, the oil outlet of described power-assisted steering pump connects the first change-over valve, the other end of described dual-axle motor connects Air compressor, and the air extractor duct of described Air compressor connects the second change-over valve.Adopt reliability dual-axle motor and power-assisted steering pump and the direct coupled mode of Air compressor being not only increased use, and the use of a motor can be reduced, cost-saving, simplify parts for maintenance maintenance, while also can reduce the possibility of gas leak of the oil leakage; Form different passages by the first change-over valve and the second change-over valve, carry out the operating needs under satisfied different operating mode.The Novel auxiliary machine that the utility model provides, not only increases the reliability of use, ensure that sealing property, and cost-saving, simplifies parts for maintenance maintenance.
Description
Technical field
The utility model belongs to technical field of vehicle, particularly relates to a kind of Novel auxiliary machine.
Background technology
Hybrid electric vehicle and pure electric vehicle widely use electric hydraulic power-assisted steering system and electric air compressor system in the market, wherein, electric hydraulic power-assisted steering system is the power-conversion produced by electrical motor is servo-steering pump pressure, assistance force is applied to steering swivel system, thus assists motorist to carry out power steering; Electric air compressor system shortens barometric pressure into certain air pressure by electrical motor band engine-driven air compressor to be stored in storage tank, for drag and switch gate etc.It is supporting separately electrical motor and frequency converter, causes car load parts redundancy, and cost increases, and maintains loaded down with trivial details.
In order to simplify parts, and reduce productive costs, control cost, a kind of elec. vehicle disclosed in Chinese invention patent application CN103112351A and auxiliary machine driver, subsidiary engine drive system, as shown in Figure 1, it utilizes that first clutch 100 and second clutch 200 make Air compressor 300 respectively, power-assisted steering pump 400 is connected with dual-axle motor 500.But there are the following problems for it:
One, from use safety aspect, cause power-transfer clutch frequently close and be separated because vehicle frequently turns to braking etc., easily cause power-transfer clutch in use to damage, there is potential safety hazard.
Two, from aspect of performance, power-assisted steering pump drives hydraulic working oil, Air compressor compressed atmosphere, and both are very high to sealing requirements, how to ensure power-transfer clutch and oil tight gas leakage between the two, has challenge to manufacture and design.
Three, from cost aspect, utilize two power-transfer clutchs to save a motor and a frequency converter, but use power-transfer clutch to have clutch actuating mechanism, and high to manufacture requirements, on the whole cost does not obviously reduce.
Utility model content
Technical problem to be solved in the utility model is: provide a kind of Novel auxiliary machine, improves the reliability used, and ensures sealing property, and cost-saving, simplifies parts for maintenance maintenance.
For solving the problems of the technologies described above, the technical solution of the utility model is: Novel auxiliary machine, comprise dual-axle motor, one end of described dual-axle motor connects power-assisted steering pump, the oil outlet of described power-assisted steering pump connects the first change-over valve, the other end of described dual-axle motor connects Air compressor, and the air extractor duct of described Air compressor connects the second change-over valve.
Improve as one, the oil inlet of described power-assisted steering pump connects fuel tank, and an actuator port of described first change-over valve connects steering box, and described steering box is connected with described fuel tank, and another actuator port of described first change-over valve connects described fuel tank.
As further improvement, described first change-over valve is the first three position four-way electromagnetic valve.
As further improvement, a working hole of described second change-over valve connects dryer, and described dryer connects storage tank, and another working hole of described second change-over valve is communicated with extraneous air.
As further improvement, described second change-over valve is the second three position four-way electromagnetic valve.
As further improvement, described dual-axle motor is connected with frequency converter.
As further improvement, described first change-over valve, the second change-over valve and frequency converter are all electrically connected with the controller for receiving turn sign and described reservoir pressure signal.
As further improvement, described controller is entire car controller.
After have employed technique scheme, the beneficial effects of the utility model are: because Novel auxiliary machine comprises dual-axle motor, power-assisted steering pump, the first change-over valve, Air compressor and the second change-over valve, thus reliability dual-axle motor and power-assisted steering pump and the direct coupled mode of Air compressor being not only increased use is adopted, and the use of a motor can be reduced, cost-saving, simplify parts for maintenance maintenance, also can reduce the possibility of gas leak of the oil leakage simultaneously; Form different passages by the first change-over valve and the second change-over valve, carry out the operating needs under satisfied different operating mode.The Novel auxiliary machine that the utility model provides, not only increases the reliability of use, ensure that sealing property, and cost-saving, simplifies parts for maintenance maintenance.
Because the oil inlet of described power-assisted steering pump connects fuel tank, an actuator port of described first change-over valve connects steering box, described steering box is connected with described fuel tank, another actuator port of described first change-over valve connects described fuel tank, thus when needs turn to, hydraulic oil in fuel tank enters steering box by the first change-over valve and carries out servo-steering after power-assisted steering pump, is swift in response; When not needing to turn to, the hydraulic oil in fuel tank directly flows back to fuel tank through power-assisted steering pump by the first change-over valve, does not need, again through steering box, to decrease energy consumption.
Because a working hole of described second change-over valve connects dryer, described dryer connects storage tank, another working hole of described second change-over valve is communicated with extraneous air, thus when reservoir pressure is low, enter the gas of Air compressor after overdraft, enter storage tank by the second change-over valve and dryer, be swift in response; When storage tank air pressure is sufficient, the gas entering Air compressor, after overdraft, is directly discharged by the second change-over valve.
Because described dual-axle motor is connected with frequency converter, regulated the speed of dual-axle motor by frequency converter, save energy consumption.
Because described first change-over valve, the second change-over valve and frequency converter are all electrically connected with the controller for receiving turn sign and described reservoir pressure signal, thus the break-make of the operation of dual-axle motor and the first change-over valve, the second change-over valve is controlled by controller, simple.
Because described controller is entire car controller, thus without the need to arranging controller separately, simplifies the structure, reduce further cost simultaneously.
Accompanying drawing explanation
Fig. 1 is the structured flowchart of prior art;
Fig. 2 is structured flowchart of the present utility model;
Fig. 3 is fundamental diagram of the present utility model;
In figure: 100, first clutch, 200, second clutch, 300, Air compressor, 400, power-assisted steering pump, 500, dual-axle motor, 1, dual-axle motor, 2, power-assisted steering pump, the 3, first change-over valve, 4, Air compressor, 5, the second change-over valve, 6, fuel tank, 7, steering box, 8, dryer, 9, storage tank, 10, frequency converter, 11, entire car controller.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
As Fig. 2 and Fig. 3 jointly shown in, a kind of Novel auxiliary machine, comprises dual-axle motor 1, one end of dual-axle motor 1 connects power-assisted steering pump 2, the oil outlet of power-assisted steering pump 2 connects the first change-over valve 3, and the other end of dual-axle motor 1 connects Air compressor 4, and the air extractor duct of Air compressor 4 connects the second change-over valve 5.
The oil inlet of power-assisted steering pump 2 connects an actuator port connection steering box 7 of fuel tank 6, first change-over valve 3, and steering box 7 is connected with fuel tank 6, and the actuator port of the first change-over valve 3 connects fuel tank 6.
Preferably, the first change-over valve 3 is the first three position four-way electromagnetic valve, can certainly select other change-over valves that those skilled in the art can realize, not repeat them here.
A working hole of the second change-over valve 5 connects dryer 8, and dryer 8 connects storage tank 9, and another working hole of the second change-over valve 5 is communicated with extraneous air.
Preferably, the second change-over valve 5 is the second three position four-way electromagnetic valve, can certainly select other change-over valves that those skilled in the art can realize, not repeat them here.
Dual-axle motor 1 is connected with frequency converter 10, is regulated the speed of dual-axle motor 1 by frequency converter 10, saves energy consumption.
First change-over valve 3, second change-over valve 5 and frequency converter 10 are all electrically connected with the controller for receiving turn sign and storage tank 9 pressure signal, the operation of dual-axle motor 1 and the break-make of the first change-over valve 3, second change-over valve 5 is controlled by controller, simple.Preferably, controller is entire car controller 11, without the need to arranging controller separately, simplifying the structure, reduce further cost simultaneously.
Its principle of work is as follows:
After entire car controller 11 receives electric hydraulic power-assisted steering system and electric air compressor system any one needs the energizing signal of work, according to concrete turn sign and storage tank 9 air pressure signal, control the connection passage of the first change-over valve 3 and the second change-over valve 5, regulate dual-axle motor 1 mode of operation; Difference according to reservoir pressure signal and turn sign has following 4 kinds of operating modes:
1) do not receive storage tank 9 air pressure shortage signal, do not receive turn sign
Dual-axle motor 1 is in idling mode, and the second change-over valve 5 connects channel B, and the gas entering Air compressor 4 is directly discharged; First change-over valve 3 connects channel B, and the hydraulic oil entering power-assisted steering pump 2 from fuel tank 6 directly flows back to fuel tank 6 through the channel B of the first change-over valve 3, does not need through steering box 7, reduces energy consumption.
2) receive storage tank 9 air pressure shortage signal, do not receive turn sign
Dual-axle motor 1 is in running order, and the second change-over valve 5 connects A channel, and the gas entering Air compressor 4, after overdraft, enters storage tank 9 by dryer 8, is swift in response; First change-over valve 3 connects channel B, and the hydraulic oil entering power-assisted steering pump 2 from fuel tank 6 directly flows back to fuel tank 6 through the channel B of the first change-over valve 3.
3) do not receive storage tank 9 air pressure shortage signal, receive turn sign
Dual-axle motor 1 is in running order, and the second change-over valve 5 connects channel B, and the gas entering Air compressor 4 is directly discharged; First change-over valve 3 connects A channel, and hydraulic oil flows to steering box 7 and carries out power steering after power-assisted steering pump 2, is swift in response.
4) receive storage tank 9 air pressure shortage signal, receive turn sign
Dual-axle motor 1 is in running order, and the second change-over valve 5 connects A channel, and the gas entering Air compressor 4, after overdraft, enters storage tank 9 by dryer 8; First change-over valve 3 connects A channel, and hydraulic oil flows to steering box 7 and carries out power steering after power-assisted steering pump 2.
Adopt reliability dual-axle motor 1 and power-assisted steering pump 2 and the direct coupled mode of Air compressor 4 being not only increased use, and the use of a motor can be reduced, cost-saving, simplify parts for maintenance maintenance, also can reduce the possibility of gas leak of the oil leakage simultaneously; Form different passages by the first change-over valve 3 and the second change-over valve 5, carry out the operating needs under satisfied different operating mode.
The Novel auxiliary machine that the utility model provides, not only increases the reliability of use, ensure that sealing property, and cost-saving, simplifies parts for maintenance maintenance.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (8)
1. Novel auxiliary machine, comprise dual-axle motor (1), it is characterized in that, one end of described dual-axle motor (1) connects power-assisted steering pump (2), the oil outlet of described power-assisted steering pump (2) connects the first change-over valve (3), the other end of described dual-axle motor (1) connects Air compressor (4), and the air extractor duct of described Air compressor (4) connects the second change-over valve (5).
2. Novel auxiliary machine according to claim 1, it is characterized in that, the oil inlet of described power-assisted steering pump (2) connects fuel tank (6), an actuator port of described first change-over valve (3) connects steering box (7), described steering box (7) is connected with described fuel tank (6), and another actuator port of described first change-over valve (3) connects described fuel tank (6).
3. Novel auxiliary machine according to claim 2, is characterized in that, described first change-over valve (3) is the first three position four-way electromagnetic valve.
4. Novel auxiliary machine according to claim 3, it is characterized in that, a working hole of described second change-over valve (5) connects dryer (8), described dryer (8) connects storage tank (9), and another working hole of described second change-over valve (5) is communicated with extraneous air.
5. Novel auxiliary machine according to claim 4, is characterized in that, described second change-over valve (5) is the second three position four-way electromagnetic valve.
6. Novel auxiliary machine according to claim 5, is characterized in that, described dual-axle motor (1) is connected with frequency converter (10).
7. Novel auxiliary machine according to claim 6, it is characterized in that, described first change-over valve (3), the second change-over valve (5) and frequency converter (10) are all electrically connected with the controller for receiving turn sign and described storage tank (9) pressure signal.
8. Novel auxiliary machine according to claim 7, is characterized in that, described controller is entire car controller (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520328044.7U CN204688202U (en) | 2015-05-19 | 2015-05-19 | Novel auxiliary machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520328044.7U CN204688202U (en) | 2015-05-19 | 2015-05-19 | Novel auxiliary machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204688202U true CN204688202U (en) | 2015-10-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520328044.7U Expired - Fee Related CN204688202U (en) | 2015-05-19 | 2015-05-19 | Novel auxiliary machine |
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| Country | Link |
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| CN (1) | CN204688202U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106394662A (en) * | 2015-07-31 | 2017-02-15 | 比亚迪股份有限公司 | Vehicle braking and steering combined system |
| CN106593816A (en) * | 2017-02-06 | 2017-04-26 | 荣成市固废综合处理与应用产业园有限公司 | Variable frequency one-drive-two compressed air system for air compressor |
| CN109724808A (en) * | 2017-10-27 | 2019-05-07 | 湖南中车时代电动汽车股份有限公司 | A kind of safety assisting system RTA reliability test assembly |
| CN114041948A (en) * | 2021-11-12 | 2022-02-15 | 皮宁 | Intelligent concentration adjustment type anesthesia device for anesthesia department |
-
2015
- 2015-05-19 CN CN201520328044.7U patent/CN204688202U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106394662A (en) * | 2015-07-31 | 2017-02-15 | 比亚迪股份有限公司 | Vehicle braking and steering combined system |
| CN106394662B (en) * | 2015-07-31 | 2019-11-22 | 比亚迪股份有限公司 | The combined system of vehicle braking and steering |
| CN106593816A (en) * | 2017-02-06 | 2017-04-26 | 荣成市固废综合处理与应用产业园有限公司 | Variable frequency one-drive-two compressed air system for air compressor |
| CN109724808A (en) * | 2017-10-27 | 2019-05-07 | 湖南中车时代电动汽车股份有限公司 | A kind of safety assisting system RTA reliability test assembly |
| CN109724808B (en) * | 2017-10-27 | 2021-03-23 | 湖南中车时代电动汽车股份有限公司 | Safety auxiliary system reliability testing device |
| CN114041948A (en) * | 2021-11-12 | 2022-02-15 | 皮宁 | Intelligent concentration adjustment type anesthesia device for anesthesia department |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151007 |