CN110182256A - A kind of steering and emergency system - Google Patents
A kind of steering and emergency system Download PDFInfo
- Publication number
- CN110182256A CN110182256A CN201910500856.8A CN201910500856A CN110182256A CN 110182256 A CN110182256 A CN 110182256A CN 201910500856 A CN201910500856 A CN 201910500856A CN 110182256 A CN110182256 A CN 110182256A
- Authority
- CN
- China
- Prior art keywords
- steering
- oil
- steering system
- pump
- way 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D5/00—Power-assisted or power-driven steering
- B62D5/06—Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle
- B62D5/062—Details, component parts
- B62D5/063—Pump driven by vehicle engine
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D5/00—Power-assisted or power-driven steering
- B62D5/06—Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle
- B62D5/062—Details, component parts
- B62D5/064—Pump driven independently from vehicle engine, e.g. electric driven pump
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D5/00—Power-assisted or power-driven steering
- B62D5/06—Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle
- B62D5/30—Safety devices, e.g. alternate emergency power supply or transmission means to ensure steering upon failure of the primary steering means
Abstract
The object of the present invention is to provide a kind of steering and emergency systems, when normal vehicle operation, power source by the first steering pump as wheel steering system, the normal work of support vehicles steering system, entire car controller and steering system controller communication, second turns to air pump inoperative；When main transmission oil circuit circuit or the first steering pump itself are broken down, when leading to the steering pump unpowered output or output power deficiency of normally travel, the pressure of working connection declines, oil pressure sensor senses, pass through the working connection pressure signal feedback inside steering system to steering system controller at this time, steering system controller controls motor and drives second to turn to pump work, and power is linked into steering system circuit by the second two position three-way valve, to guarantee the normal operation of full-vehicle steering system, it can be widely applied to existing market vehicle, it is especially suitable to electric vehicle.
Description
Technical field
The present invention relates to vehicle, engineering truck application field more particularly to a kind of steering and emergency systems.
Background technique
The function of automobile steering system is exactly the driving direction according to the wish control automobile of driver.Automobile steering system
It is most important to the driving safety of automobile, therefore the part of automobile steering system referred to as security personnel's part.Automobile steering system and system
Dynamic system is all that automotive safety has to the two systems paid attention to.
Existing vehicle steering system is made of a steering pump, turning machine and related steering system attachment in the market,
And the power source of steering pump is mostly engine or motor driven, when engine or motor breaks down or steering pump occurs
When failure, vehicle will lose the power resources of steering, so certain hidden danger will be brought to the safety traffic of vehicle, especially to spy
The harm of different vehicle is even more that can not estimate.
In response to this problem, a kind of steering and emergency system can preferably support vehicles behind partial power source, can be with
Power resources quickly are obtained from other devices, realize wheel steering system safe handling.
Summary of the invention
To solve the above problems, the present invention provides a kind of steering and emergency system, when normal vehicle operation, turned to by first
Pump the power source as wheel steering system, the normal work of support vehicles steering system, entire car controller and steering system control
Device communication processed, second turns to air pump inoperative；When main transmission oil circuit circuit or the first steering pump itself are broken down, lead to normal row
When the steering pump unpowered output or output power deficiency sailed, the pressure of working connection declines, and oil pressure sensor senses, at this time
By the working connection pressure signal feedback inside steering system to steering system controller, steering system controller controls motor
It drives second to turn to pump work, and power is linked into steering system circuit by the second two position three-way valve, to guarantee whole
The normal operation of vehicle steering system can be widely applied to existing market vehicle, especially suitable to electric vehicle, more can be used as special type
The steering and emergency system of vehicle, solve the problems in the background art.
It include engine or driving motor module the object of the present invention is to provide a kind of steering and emergency system, it is described
Engine or driving motor module are connected with speed changer or transfer case module；Speed changer or transfer case module are connected with the first steering
Pump；First steering pump is connected with steering oil can, turns to oil can and is connected with turning machine, and turning machine is connected with steering linkage, turns to and draws
Bar is connected with steeraxle；The steering oil can is also connected with the second steering pump, is provided with motor on the second steering pump；Turning machine
It is connected with pressure check valve；Pressure check valve is connected with the first two position three-way valve and the second two position three-way valve；First two-position three way
Valve is also connected with the first steering pump and turns to oil can；Second two position three-way valve is also connected with the second steering pump and turns to oil can；Described
One two position three-way valve is connected with oil pressure sensor；The above connection is oil circuit connection；The oil pressure sensor is connected with steering system
System controller, steering system controller connect motor.
Further improvement lies in that: first steering pump turns to oil can, turning machine, pressure check valve, the first two-position three way
Valve constitutes working connection, and oil pressure sensor is connected on main transmission oil circuit circuit；Second steering pump, turn to oil can, turning machine,
The second two position three-way valve of pressure check valve constitutes an oil circuit circuit.
Further improvement lies in that: the steering system controller is also connected with entire car controller.
Further improvement lies in that: second steering pump and the first steering pump are both connected to the one end for turning to oil can.
Further improvement lies in that: first two position three-way valve and the second two position three-way valve and the connection for turning to oil can share
One oil circuit.
Beneficial effects of the present invention: when normal vehicle operation of the present invention, by the first steering pump as wheel steering system
Power source, the normal work of support vehicles steering system, entire car controller and steering system controller communication, the second steering pump is not
Work；When main transmission oil circuit circuit or the first steering pump itself are broken down, cause the steering pump of normally travel unpowered defeated
Out or when output power deficiency, the pressure decline of working connection, oil pressure sensor senses, passes through the master inside steering system at this time
Oil circuit pressure signal is fed back to steering system controller, steering system controller control motor drive the second steering pump work,
And power is linked into steering system circuit by the second two position three-way valve, to guarantee the normal fortune of full-vehicle steering system
Row, can be widely applied to existing market vehicle, especially suitable to electric vehicle, more can be used as steering and the emergency system of special vehicle
System, can preferably support vehicles behind partial power source, can quickly from other devices obtain power resources, realize vehicle
Steering system safe handling.
Detailed description of the invention
Fig. 1 is systematic schematic diagram of the invention.
Wherein: 1- engine or driving motor module, 2- speed changer or transfer case module, the first steering pump of 3-, 4- are turned to
Oil can, 5- turning machine, 6- steering linkage, 7- steeraxle, the second steering pump of 8-, 9- motor, 10- pressure check valve, 11- first
Two position three-way valve, the second two position three-way valve of 12-, 13- oil pressure sensor, 14- steering system controller, 15- entire car controller.
Specific embodiment
In order to deepen the understanding of the present invention, the present invention will be described in further detail with reference to the examples below, the embodiment
For explaining only the invention, it is not intended to limit the scope of the present invention..
It include engine or driving motor module 1 as shown in Figure 1, the present embodiment provides a kind of steering and emergency system,
The engine or driving motor module 1 are connected with speed changer or transfer case module 2；Speed changer or transfer case module 2 are connected with
First steering pump 3；First steering pump 3, which is connected with, turns to oil can 4, turns to oil can 4 and is connected with turning machine 5, turning machine 5, which is connected with, to be turned
To pull rod 6, steering linkage 6 is connected with steeraxle 7；The steering oil can 4 is also connected with the second steering pump 8, on the second steering pump 8
It is provided with motor 9；Turning machine 5 is connected with pressure check valve 10；Pressure check valve 10 is connected with 11 He of the first two position three-way valve
Second two position three-way valve 12；First two position three-way valve 11 is also connected with the first steering pump 3 and turns to oil can 4；Second two position three-way valve
12 are also connected with the second steering pump 8 and turn to oil can 4；First two position three-way valve 11 is connected with oil pressure sensor 13；Connect above
Connecing is oil circuit connection；The oil pressure sensor 13 is connected with steering system controller 14, and steering system controller 14 connects electricity
Motivation 9.First steering pump 3, steering oil can 4, turning machine 5, pressure check valve 10, the first two position three-way valve 11 constitute main oil
Road, oil pressure sensor 13 are connected on main transmission oil circuit circuit；Second steering pump 8 turns to oil can 4, turning machine 5, pressure
10 second two position three-way valve 12 of check valve constitutes an oil circuit circuit.The steering system controller 14 is also connected with full-vehicle control
Device 15.Second steering pump 8 and the first steering pump 3 are both connected to the one end for turning to oil can 4.First two position three-way valve 11
An oil circuit is shared with the connection for turning to oil can 4 with the second two position three-way valve 12.
When normal vehicle operation, power source by the first steering pump 3 as wheel steering system, support vehicles steering system
Normal work, entire car controller 15 and steering system controller 14 communicate, and the second steering pump 8 does not work；When main transmission oil circuit
Circuit or the first steering pump 3 break down in itself, cause the steering pump unpowered output of normally travel or output power insufficient
When, the pressure decline of working connection, oil pressure sensor 13 senses, anti-by the working connection pressure signal inside steering system at this time
It is fed to steering system controller 14, steering system controller 14 controls motor 9 and drives the work of the second steering pump 8, and passes through the
Power is linked into steering system circuit by two two position three-way valves 12, can be with to guarantee the normal operation of full-vehicle steering system
It is widely used in existing market vehicle, it is especially suitable to electric vehicle, it more can be used as the steering and emergency system of special vehicle, it can be with
Preferably support vehicles quickly can obtain power resources from other devices, realize vehicle steering system behind partial power source
System safe handling.
Claims (5)
1. a kind of steering and emergency system include engine or driving motor module (1), it is characterised in that: the engine
Or driving motor module (1) is connected with speed changer or transfer case module (2)；Speed changer or transfer case module (2) are connected with first
Steering pump (3)；First steering pump (3), which is connected with, turns to oil can (4), turns to oil can (4) and is connected with turning machine (5), turning machine (5)
It is connected with steering linkage (6), steering linkage (6) is connected with steeraxle (7)；The steering oil can (4) is also connected with the second steering
It pumps (8), is provided with motor (9) on the second steering pump (8)；Turning machine (5) is connected with pressure check valve (10)；Pressure check valve
(10) the first two position three-way valve (11) and the second two position three-way valve (12) are connected with；First two position three-way valve (11) is also connected with first
Steering pump (3) and steering oil can (4)；Second two position three-way valve (12) is also connected with the second steering pump (8) and turns to oil can (4)；Institute
It states the first two position three-way valve (11) and is connected with oil pressure sensor (13)；The above connection is oil circuit connection；The oil pressure sensor
(13) it is connected with steering system controller (14), steering system controller (14) connects motor (9).
2. a kind of steering and emergency system as described in claim 1, it is characterised in that: first steering pump (3) turns to oil can
(4), turning machine (5), pressure check valve (10), the first two position three-way valve (11) constitute working connection, oil pressure sensor (13) connection
On main transmission oil circuit circuit；Second steering pump (8) turns to oil can (4), turning machine (5), pressure check valve (10) second
Two position three-way valve (12) constitutes an oil circuit circuit.
3. a kind of steering and emergency system as described in claim 1, it is characterised in that: the steering system controller (14) also connects
It is connected to entire car controller (15).
4. a kind of steering and emergency system as described in claim 1, it is characterised in that: second steering pump (8) and first turn
The one end for turning to oil can (4) is both connected to pump (3).
5. a kind of steering and emergency system as described in claim 1, it is characterised in that: first two position three-way valve (11) and the
Two two position three-way valves (12) and the connection for turning to oil can (4) share an oil circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910500856.8A CN110182256A (en) | 2019-06-11 | 2019-06-11 | A kind of steering and emergency system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910500856.8A CN110182256A (en) | 2019-06-11 | 2019-06-11 | A kind of steering and emergency system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110182256A true CN110182256A (en) | 2019-08-30 |
Family
ID=67721187
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910500856.8A Pending CN110182256A (en) | 2019-06-11 | 2019-06-11 | A kind of steering and emergency system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110182256A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110758288A (en) * | 2019-10-25 | 2020-02-07 | 湖南行必达网联科技有限公司 | Control assembly and fuel truck |
| CN111038579A (en) * | 2019-12-31 | 2020-04-21 | 湖北航天技术研究院特种车辆技术中心 | Control device for steering control valve bank of electrically-driven chassis |
| CN111877450A (en) * | 2020-07-09 | 2020-11-03 | 江苏汇智高端工程机械创新中心有限公司 | Emergency driving system and control method for ultra-large electric transmission wheel type loader |
-
2019
- 2019-06-11 CN CN201910500856.8A patent/CN110182256A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110758288A (en) * | 2019-10-25 | 2020-02-07 | 湖南行必达网联科技有限公司 | Control assembly and fuel truck |
| CN111038579A (en) * | 2019-12-31 | 2020-04-21 | 湖北航天技术研究院特种车辆技术中心 | Control device for steering control valve bank of electrically-driven chassis |
| CN111877450A (en) * | 2020-07-09 | 2020-11-03 | 江苏汇智高端工程机械创新中心有限公司 | Emergency driving system and control method for ultra-large electric transmission wheel type loader |
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