CN208344324U - A kind of new-energy automobile steering system multiple protector - Google Patents
A kind of new-energy automobile steering system multiple protector Download PDFInfo
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- CN208344324U CN208344324U CN201820706171.XU CN201820706171U CN208344324U CN 208344324 U CN208344324 U CN 208344324U CN 201820706171 U CN201820706171 U CN 201820706171U CN 208344324 U CN208344324 U CN 208344324U
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- voltage
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- winding motor
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Abstract
The utility model discloses a kind of new-energy automobile steering system multiple protectors, including steering controller and double-winding motor, the double-winding motor is connected separately with high-voltage suppling power and low-voltage power supply by the steering controller, the double-winding motor high voltage input terminal is connected with high-voltage conducting wires, the double-winding motor low pressure, input end is connected with primary cable, the power output end of the double-winding motor is sequentially connected with hydraulic oil pump, the hydraulic oil pump other end is connected with hydraulic energy storage device, the output end of the hydraulic oil pump is connected to steering wheel and is connected with hydraulic tank；The utility model forms a variety of driving methods to steering wheel by hydraulic energy storage device, high voltage supply and low-voltage power supply, ensure that in the case where vehicle high-voltage electricity, low tension or both failure simultaneously vehicle can guarantee the normal work of steering system, effectively avoid the generation of car accident, and it turns to flexible, light, stability is high, operates with convenient for driver.
Description
Technical field
The utility model relates to technical field of new energy more particularly to a kind of multiple guarantors of new-energy automobile steering system
Protection unit.
Background technique
With the gradually reinforcement that Environmental Protection in China is realized, more and more new energy equipment are exploited, such as new energy
Automobile.In order to guarantee that new-energy automobile can be safely and steadily run, a variety of components on car body are all correspondingly improved,
Such as transfer.Transfer is the critical component for embodying full-vehicle steering operating function.The pure electric automobile of domestic production at present
Transfer be all made of motor drive hydraulic pump, then by hydraulic pump generate pressure after drive steering wheel, reach Vehicular turn and help
The effect of power, and most of producer turning machine is all made of the high-voltage electricity on vehicle to power, which has the following problems: 1. is high
Piezoelectricity is finished the failure of rear vehicle power steering, gently then causes direction of traffic overweight, inconvenient, heavy then will lead to car crash.
2. high-voltage electricity can not normally be powered for steering motor after high-tension circuit breaks down, the failure of Vehicular turn power-assisted, gently then
Cause direction of traffic overweight, it is inconvenient, it is heavy then will lead to car crash.It is brought greatly to the safety of vehicle and driver
Hidden danger to avoid external factor from adversely affecting to work bring is turned to, while increasing transfer work for this defect
Sustainability, it is necessary to which the transfer of new-energy automobile is improved.
Utility model content
The multiple guarantor of safe and stable new-energy automobile is turned to the technical problem to be solved by the utility model is to provide a kind of
Protect transfer.
In order to solve the above technical problems, the technical solution of the utility model is: a kind of new-energy automobile steering system is multiple
Protective device, including steering controller and double-winding motor, the double-winding motor are separately connected by the steering controller
There are high-voltage suppling power and low-voltage power supply, the double-winding motor high voltage input terminal is connected with high-voltage conducting wires, the double wrap
Group motor low pressure, input end is connected with primary cable, and the power output end of the double-winding motor is sequentially connected with hydraulic oil pump,
The hydraulic oil pump other end is connected with hydraulic energy storage device, the output end of the hydraulic oil pump be connected to steering wheel and with it is hydraulic
Fuel tank connection.
The hydraulic oil pump is connected on the line shaft of the double-winding motor as a preferred technical solution, the liquid
The oil outlet of pressure oil pump is set side by side there are two hydraulic oil pipe, and correspondence is serially connected with solenoid valve on the hydraulic oil pipe, and two is described hydraulic
Oil pipe is respectively connected to the steering wheel, is respectively equipped with pressure sensor in two hydraulic oil pipes, the pressure sensor and
The solenoid valve is connected separately to the steering controller.
The hydraulic oil container and the hydraulic oil pump are integral type integrated morphology as a preferred technical solution,.
The hydraulic energy storage device includes energy storage fuel tank as a preferred technical solution, and the energy storage fuel tank passes through oil inlet
Pipe is connected to the power steering fuel tank, and oil-feed pump is serially connected on the oil inlet pipe, and the hydraulic accumulation energy fuel tank passes through flowline
It is connected to the steering wheel, is serially connected on the flowline and releases energy solenoid valve, the oil-feed pump and described release can solenoid valve difference
It is connected to the steering controller.
As improvement to above-mentioned technical proposal, being installed in series on the high-voltage conducting wires has high-voltage relay, the low pressure
Being installed in series on conducting wire has low-voltage relay, and the high-voltage relay and the low-voltage relay are respectively connected to the steering control
Device processed.
By adopting the above-described technical solution, a kind of new-energy automobile steering system multiple protector, including turn to control
Device and double-winding motor processed, the double-winding motor are connected separately with high-voltage suppling power and low pressure by the steering controller
Power supply, the double-winding motor high voltage input terminal are connected with high-voltage conducting wires, the double-winding motor low pressure, input end connection
There is primary cable, the power output end of the double-winding motor is sequentially connected with hydraulic oil pump, and the hydraulic oil pump other end connects
It is connected to hydraulic energy storage device, the output end of the hydraulic oil pump is connected to steering wheel and is connected with hydraulic tank；The utility model
Beneficial effect be: a variety of driving methods are formed to steering wheel by hydraulic energy storage device and high voltage supply, low-voltage power supply, in vehicle
It is powered using high-voltage electricity to driving motor is turned to when normally travel, guarantees the normal use of Vehicular turn, work as high-voltage electricity
When road is broken down, automatically switches to low tension battery and be powered to steering driving motor, guarantee the normal of Vehicular turn
It uses, when high voltage power supply and low-tension supply break down simultaneously, uses hydraulic energy storage device to drive in a manner of mechanical energy hydraulic
Oil pump, hydraulic oil pump drive steering wheel after generating pressure, guarantee the normal use of Vehicular turn.By triple protection device to vehicle
The protection for carrying out steering system, greatly ensure that in vehicle high-voltage electricity, low tension or both while the case where failing gets off
Steering system can work normally, effectively avoid the generation of car accident, and turn to flexible, light, stability is high,
It is operated with convenient for driver.
Detailed description of the invention
Following drawings are only intended to schematically illustrate and explain the present invention, does not limit the model of the utility model
It encloses.Wherein:
Fig. 1 is the structural block diagram of the utility model embodiment；
In figure: 1- steering controller；2- double-winding motor；3- high-voltage suppling power；4- low-voltage power supply；5- hydraulic oil
Pump；6- hydraulic oil container；7- steering wheel；8- hydraulic oil pipe；9- solenoid valve；10- pressure sensor；11- energy storage fuel tank；12- oil inlet
Pipe；13- oil-feed pump；14- flowline；15- is released can solenoid valve；16- high-voltage relay；17- low-voltage relay.
Specific embodiment
With reference to the accompanying drawings and examples, the utility model is further described.In the following detailed description, only pass through
Bright mode describes certain exemplary embodiments of the utility model.Undoubtedly, those skilled in the art can be with
It recognizes, it, can be with a variety of different modes to described without departing from the spirit and scope of the utility model
Embodiment is modified.Therefore, attached drawing and description are regarded as illustrative in nature, rather than the protection for limiting claim
Range.
As shown in Figure 1, a kind of new-energy automobile steering system multiple protector, including steering controller 1 and double winding
Motor 2, the double-winding motor 2 are electrically connected with high-voltage suppling power 3 and low-voltage power supply 4 by the steering controller 1,
2 high voltage input terminal of double-winding motor is connected with high-voltage conducting wires, and 2 low pressure, input end of double-winding motor is connected with low pressure and leads
Line, in this embodiment, the high-voltage suppling power 3 is the electrical source of power device of automobile, and the low-voltage power supply 4 is individually to connect
The lead-acid accumulator connect, in actual use, the high-voltage suppling power 3 can be filled for the low-voltage power supply 3
Electricity, and the high-voltage suppling power 3 preferentially automatically controlled using sequence by the steering controller 1.
Being installed in series on the high-voltage conducting wires has high-voltage relay 16, and being installed in series on the primary cable has low pressure relay
Device 17, the high-voltage relay 16 and the low-voltage relay 17 are respectively connected to the steering controller 1, pass through the steering
Controller 1 can easily control starting or stoping for the high-voltage relay 1 and the low-voltage relay 17, to realize that low pressure supplies
Automatic conversion between electricity and high voltage supply.The steering controller 1 includes microprocessor, memory, hard disk and system bus
Etc. structures be no longer described in detail herein for content known to those of ordinary skill in the art.
The power output end of the embodiment of the present invention double-winding motor 2 is sequentially connected with hydraulic oil pump 5, the hydraulic oil pump
The other end is connected with hydraulic energy storage device, the output end of the hydraulic oil pump 5 be connected to steering wheel 7 and with the hydraulic oil container 6
It connecting, in this embodiment, the hydraulic oil container 6 is integral type integrated morphology with the hydraulic oil pump 5, it is compact-sized, it takes up little area,
Performance is stablized.
The hydraulic oil pump 5 is connected on the line shaft of the double-winding motor 2, and the oil outlet of the hydraulic oil pump 5 is simultaneously
Hydraulic oil pipe 8 there are two setting is arranged, correspondence is serially connected with solenoid valve 9 on the hydraulic oil pipe 8, and two hydraulic oil pipes 8 are separately connected
To the steering wheel 7, pressure sensor 10, the pressure sensor 10 and the electricity are respectively equipped in two hydraulic oil pipes 8
Magnet valve 9 is connected separately to the steering controller 1, and the steering controller 1 can be real by the control to the solenoid valve 9
The work of the hydraulic oil pump is now controlled, to achieve the effect that carry out power-assisted to the steering wheel, controls simple and convenient, performance
Stablize.
The preferential boot sequence that two solenoid valves 9 are opened can be set by the steering controller 1, to realize just
When often turning to driving, the open/close states control of two solenoid valves 9.The hydraulic oil is stored in the steering controller 1
The working pressure range of pipe 8, when the line pressure exception preferentially selected, the steering controller 1 can drive exception
The solenoid valve 9 on pressure value oil circuit is closed, and the solenoid valve 9 on another oil circuit is started, and is provided for the steering wheel 7 dynamic
Power.When two oil circuit pressure values are abnormal, two solenoid valves 9 are closed in selection, start the hydraulic energy storage device, are the side
Power is provided to machine 7.
The embodiment of the present invention energy storage device includes energy storage fuel tank 11, and the energy storage fuel tank 11 is set as a pressure-oil tank,
Also it can use accumulator to replace the energy storage fuel tank 11, the accumulator is ripe for those of ordinary skill in the art
The content known.The energy storage fuel tank 11 is connected to the steering hydraulic fuel tank 6 by oil inlet pipe 12, concatenates on the oil inlet pipe 12
There is oil-feed pump 13, the energy storage fuel tank 11 is connected to the steering wheel 7 by flowline 14, is serially connected with and releases on the flowline 14
Energy solenoid valve 15, the oil-feed pump 13 and the energy solenoid valve 15 of releasing are respectively connected to the steering controller 1.When by described
It is described to release energy solenoid valve 15 and the unlatching of the oil-feed pump 13 when the energy storage device is abandoned in the selection of steering controller 1, realize oil circuit
Hydraulic-driven guarantees the lasting driving of the steering wheel 7.
The utility model forms three kinds of drives to the steering wheel 7 by hydraulic energy storage device and high voltage supply, low-voltage power supply
Flowing mode is powered using high-voltage electricity to driving motor is turned in normal vehicle operation, guarantees normally making for Vehicular turn
With, when high-tension circuit breaks down, automatically switches to low tension battery and be powered to steering driving motor, guarantee vehicle
The normal use of steering uses hydraulic energy storage device with the side of mechanical energy when high voltage power supply and low-tension supply break down simultaneously
Formula drives the steering wheel 7 after driving the hydraulic oil pump 5, the hydraulic oil pump 5 to generate pressure, guarantees the normal of Vehicular turn
It uses.The protection for carrying out steering system to vehicle by triple protection device greatly ensure that in vehicle high-voltage electricity, low tension
Or both fail simultaneously in the case where the steering system of vehicle can work normally, effectively avoid the generation of car accident,
And steering is flexible, light, stability is high, operates with convenient for driver.
The advantages of basic principles and main features and the utility model of the utility model have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (5)
1. a kind of new-energy automobile steering system multiple protector, it is characterised in that: including steering controller and double winding electricity
Machine, the double-winding motor is connected separately with high-voltage suppling power and low-voltage power supply by the steering controller, described
Double-winding motor high voltage input terminal is connected with high-voltage conducting wires, and the double-winding motor low pressure, input end is connected with primary cable, institute
The power output end for stating double-winding motor is sequentially connected with hydraulic oil pump, and the hydraulic oil pump other end is connected with hydraulic accumulation energy dress
It sets, the output end of the hydraulic oil pump is connected to steering wheel and is connected with hydraulic tank.
2. a kind of new-energy automobile steering system multiple protector as described in claim 1, it is characterised in that: described hydraulic
Oil pump is connected on the line shaft of the double-winding motor, and the oil outlet of the hydraulic oil pump is set side by side there are two hydraulic oil pipe,
Correspondence is serially connected with solenoid valve on the hydraulic oil pipe, and two hydraulic oil pipes are respectively connected to the steering wheel, and two is described hydraulic
Pressure sensor is respectively equipped in oil pipe, the pressure sensor and the solenoid valve are connected separately to the course changing control
Device.
3. a kind of new-energy automobile steering system multiple protector as claimed in claim 2, it is characterised in that: described hydraulic
Fuel tank and the hydraulic oil pump are integral type integrated morphology.
4. a kind of new-energy automobile steering system multiple protector as described in claim 1, it is characterised in that: described hydraulic
Energy storage device includes energy storage fuel tank, and the energy storage fuel tank is connected to power steering fuel tank by oil inlet pipe, is gone here and there on the oil inlet pipe
It is connected to oil-feed pump, the hydraulic accumulation energy fuel tank is connected to the steering wheel by flowline, is serially connected on the flowline and releases energy
Solenoid valve, the oil-feed pump and the energy solenoid valve of releasing are respectively connected to the steering controller.
5. a kind of new-energy automobile steering system multiple protector as described in claim 1, it is characterised in that: the high pressure
Being installed in series on conducting wire has high-voltage relay, and being installed in series on the primary cable has low-voltage relay, the high-voltage relay
The steering controller is respectively connected to the low-voltage relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820706171.XU CN208344324U (en) | 2018-05-11 | 2018-05-11 | A kind of new-energy automobile steering system multiple protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820706171.XU CN208344324U (en) | 2018-05-11 | 2018-05-11 | A kind of new-energy automobile steering system multiple protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208344324U true CN208344324U (en) | 2019-01-08 |
Family
ID=64889204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820706171.XU Expired - Fee Related CN208344324U (en) | 2018-05-11 | 2018-05-11 | A kind of new-energy automobile steering system multiple protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208344324U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112660235A (en) * | 2020-12-28 | 2021-04-16 | 嬴彻科技(浙江)有限公司 | Redundant power steering system, control method thereof and vehicle |
| CN113447812A (en) * | 2020-03-25 | 2021-09-28 | 宁波强生电机有限公司 | Direct current motor testing device |
-
2018
- 2018-05-11 CN CN201820706171.XU patent/CN208344324U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113447812A (en) * | 2020-03-25 | 2021-09-28 | 宁波强生电机有限公司 | Direct current motor testing device |
| CN113447812B (en) * | 2020-03-25 | 2024-03-26 | 宁波强生电机有限公司 | DC motor testing device |
| CN112660235A (en) * | 2020-12-28 | 2021-04-16 | 嬴彻科技(浙江)有限公司 | Redundant power steering system, control method thereof and vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20190108 Termination date: 20210511 |