CN203996413U - A kind of hydraulic steering mechanism - Google Patents
A kind of hydraulic steering mechanism Download PDFInfo
- Publication number
- CN203996413U CN203996413U CN201420380765.8U CN201420380765U CN203996413U CN 203996413 U CN203996413 U CN 203996413U CN 201420380765 U CN201420380765 U CN 201420380765U CN 203996413 U CN203996413 U CN 203996413U
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- CN
- China
- Prior art keywords
- hydraulic steering
- ball screw
- cylinder
- fluid reservoir
- screw framework
- Prior art date
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- Expired - Fee Related
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Abstract
The utility model relates to a kind of hydraulic steering mechanism, comprises bearing circle, transmission shaft, turning cylinder, ball screw framework, piston rod, fluid reservoir, triple valve and hydraulic steering cylinder; Bearing circle is connected with transmission shaft one end by universal-joint; The transmission shaft other end is connected with turning cylinder by universal-joint; In ball screw framework, be provided with slide block, and slide block does reciprocating linear motion along the rotation axis of ball screw framework; Piston rod is also provided with piston at fluid reservoir interior section; Fluid reservoir two side bottoms are respectively equipped with oil outlet; One of triple valve is connected with oil outlet, and two is connected with hydraulic steering cylinder in addition; Hydraulic steering cylinder is connected with track arm; Hydraulic steering cylinder is controlled the wheel steering of both sides according to the different pressures of fluid reservoir; The utility model uses the spiral curve of ball screw framework, makes to turn to more laborsaving, and the effect of fluid,matching cylinder pressure, makes the steering torque of wheel larger simultaneously, guarantees that wheel has enough turning carrying capacitys.
Description
Technical field
The utility model relates to a kind of hydraulic steering mechanism, belongs to hydraulic technique field.
Background technology
The development of auto trade brings great convenience to people's trip, continuous proposition along with new demand, various vehicles are arisen at the historic moment, accordingly, the inner structure of automobile is also constantly changing and is upgrading in a variety of forms, now, for the consideration that improves the rugged road surface of automobile carrying capacity, Ge great car production manufacturer has dropped into huge cost to steering hardware wherein, panoramic force aid system emerges in an endless stream, each position of this part has been included in electronically controlled application, and automobile is a kind of product high to security requirement, though electronic product is controlled good, but reliability is not high, once lose efficacy, gently turn to sideslip, heavy turn to malfunctioning, bring thus serious shock, to traveler, bring huge loss, therefore, for avoiding such situation, the steering hardware that needs a kind of reliable in structure.
Utility model content
The utility model object is that a kind of utilization hydraulic pressure and physical construction are provided in order to overcome the deficiencies in the prior art, realizes labour-saving simultaneously, has guaranteed the hydraulic steering mechanism of structural reliability.
For achieving the above object, the technical solution adopted in the utility model is: a kind of hydraulic steering mechanism, comprises bearing circle, transmission shaft, turning cylinder, ball screw framework, piston rod, fluid reservoir, triple valve and hydraulic steering cylinder; Described bearing circle is connected with transmission shaft one end by universal-joint; The described transmission shaft other end is connected with turning cylinder by universal-joint; Described turning cylinder is arranged in ball screw framework; In described ball screw framework, be provided with slide block, and slide block does reciprocating linear motion along the rotation axis of ball screw framework; Described piston rod one end and slide block are fixed, and the other end passes and be arranged on fluid reservoir middle part; Described piston rod is also provided with piston at fluid reservoir interior section; Described fluid reservoir two side bottoms are respectively equipped with oil outlet; One of described triple valve is connected with oil outlet, and two is connected with hydraulic steering cylinder in addition; Described hydraulic steering cylinder is connected with track arm; Described hydraulic steering cylinder is controlled the wheel steering of both sides according to the different pressures of fluid reservoir.
Preferably, described triple valve and hydraulic steering cylinder all have two; Described each triple valve is all connected on two hydraulic steering cylinders.
Preferably, described turning cylinder and ball screw framework junction are provided with bearing.
Preferably, described track arm is connected with wheel by stub.
Due to the utilization of technique scheme, the utility model compared with prior art has following advantages:
A kind of hydraulic steering mechanism of the utility model scheme, by bearing circle, moment and direction are input to transmission shaft, transmission shaft is passed to power and direction in ball screw framework, slide block in ball screw framework does reciprocating linear motion along the rotation axis of leading screw, the piston rod connecting firmly mutually with slide block is under the driving of slide block, promote piston, fluid in fluid reservoir is exerted pressure to a direction, two hydraulic steering cylinders that are connected with this direction are because pressure increases, open gradually, the wheel steering joint arm that promotes and further and be connected separately, wheel is rotated along stub, finally realize car load and along fixed-direction, rotate the object of travelling, use the spiral curve of ball screw framework, make to turn to more laborsaving, the effect of fluid,matching cylinder pressure simultaneously, make the steering torque of wheel larger, guarantee that wheel has enough turning carrying capacitys.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, technical solutions of the utility model are described further:
The schematic diagram that accompanying drawing 1 is a kind of hydraulic steering mechanism of the present utility model;
Wherein: 1, bearing circle; 2, transmission shaft; 3, turning cylinder; 4, ball screw framework; 5, piston rod; 6, fluid reservoir; 7, triple valve; 8, hydraulic steering cylinder; 9, universal-joint; 10, slide block; 11, piston; 12, oil outlet; 13, track arm; 14, wheel; 15, bearing; 16, stub.
the specific embodiment
Below in conjunction with drawings and the specific embodiments, the utility model is described in further detail.
Be a kind of hydraulic steering mechanism described in the utility model as shown in Figure 1, comprise bearing circle 1, transmission shaft 2, turning cylinder 3, ball screw framework 4, piston rod 5, fluid reservoir 6, triple valve 7 and hydraulic steering cylinder 8; Described bearing circle 1 is connected with transmission shaft 2 one end by universal-joint 9; Described transmission shaft 2 other ends are connected with turning cylinder 3 by universal-joint 9; Described turning cylinder 3 is arranged in ball screw framework 4, and described turning cylinder 3 is provided with bearing 15 with ball screw framework 4 junctions, is beneficial to the rotation of turning cylinder 3 in ball screw framework 4; In described ball screw framework 4, be provided with slide block 10, and slide block 10 does reciprocating linear motion along the rotation axis of ball screw framework 4; Described piston rod 5 one end and slide block 10 are fixing, and the other end passes and be arranged on fluid reservoir 6 middle parts; Described piston rod 5 is also provided with piston 11 at fluid reservoir 6 interior sections; 6 liang of side bottoms of described fluid reservoir are respectively equipped with oil outlet 12; Described triple valve 7 and hydraulic steering cylinder 8 all have two, and each triple valve 7 is all connected on two hydraulic steering cylinders 8, and one of triple valve 7 is connected with oil outlet 12, and two connects respectively a hydraulic steering cylinder 8 in addition; Described hydraulic steering cylinder 8 is connected with track arm 13, and track arm 13 is connected with wheel 14 by stub 16; The wheel 14 that described hydraulic steering cylinder 8 is controlled both sides according to the different pressures of fluid reservoir 6 turns to.
During use, operator is input to transmission shaft 2 by bearing circle 1 by moment and direction, transmission shaft 2 is passed to power and direction in ball screw framework 4 by turning cylinder 3, slide block 10 in ball screw framework 4 does reciprocating linear motion along the rotation axis of leading screw, the piston rod 5 connecting firmly mutually with slide block 10 is under the driving of slide block 10, promote piston 11, fluid in fluid reservoir 6 is exerted pressure to a direction, two hydraulic steering cylinders 8 that are connected with this direction are because pressure increases, open gradually, promote and the track arm 13 that furthers and be connected separately, wheel 14 is rotated along stub 16, finally realize car load and along fixed-direction, rotate the object of travelling, use the spiral curve of ball screw framework 4, make to turn to more laborsaving, coordinate the effect of hydraulic steering cylinder 8 simultaneously, make the steering torque of wheel 14 larger, guarantee that wheel 14 has enough turning carrying capacitys.
Below be only concrete exemplary applications of the present utility model, protection domain of the present utility model is not constituted any limitation.All employing equivalents or equivalence are replaced and the technical scheme of formation, within all dropping on the utility model rights protection scope.
Claims (4)
1. a hydraulic steering mechanism, is characterized in that: comprise bearing circle, transmission shaft, turning cylinder, ball screw framework, piston rod, fluid reservoir, triple valve and hydraulic steering cylinder; Described bearing circle is connected with transmission shaft one end by universal-joint; The described transmission shaft other end is connected with turning cylinder by universal-joint; Described turning cylinder is arranged in ball screw framework; In described ball screw framework, be provided with slide block, and slide block does reciprocating linear motion along the rotation axis of ball screw framework; Described piston rod one end and slide block are fixed, and the other end passes and be arranged on fluid reservoir middle part; Described piston rod is also provided with piston at fluid reservoir interior section; Described fluid reservoir two side bottoms are respectively equipped with oil outlet; One of described triple valve is connected with oil outlet, and two is connected with hydraulic steering cylinder in addition; Described hydraulic steering cylinder is connected with track arm; Described hydraulic steering cylinder is controlled the wheel steering of both sides according to the different pressures of fluid reservoir.
2. a kind of hydraulic steering mechanism as claimed in claim 1, is characterized in that: described triple valve and hydraulic steering cylinder all have two; Described each triple valve is all connected on two hydraulic steering cylinders.
3. a kind of hydraulic steering mechanism as claimed in claim 1, is characterized in that: described turning cylinder and ball screw framework junction are provided with bearing.
4. a kind of hydraulic steering mechanism as claimed in claim 1, is characterized in that: described track arm is connected with wheel by stub.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420380765.8U CN203996413U (en) | 2014-07-11 | 2014-07-11 | A kind of hydraulic steering mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420380765.8U CN203996413U (en) | 2014-07-11 | 2014-07-11 | A kind of hydraulic steering mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203996413U true CN203996413U (en) | 2014-12-10 |
Family
ID=52036457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420380765.8U Expired - Fee Related CN203996413U (en) | 2014-07-11 | 2014-07-11 | A kind of hydraulic steering mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203996413U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104149847A (en) * | 2014-07-11 | 2014-11-19 | 苏州市职业大学 | Hydraulic steering mechanism |
| CN108349531A (en) * | 2015-11-20 | 2018-07-31 | 罗伯特博世汽车转向有限公司 | Steering and method for running steering |
-
2014
- 2014-07-11 CN CN201420380765.8U patent/CN203996413U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104149847A (en) * | 2014-07-11 | 2014-11-19 | 苏州市职业大学 | Hydraulic steering mechanism |
| CN108349531A (en) * | 2015-11-20 | 2018-07-31 | 罗伯特博世汽车转向有限公司 | Steering and method for running steering |
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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 |
Granted publication date: 20141210 Termination date: 20150711 |
|
| EXPY | Termination of patent right or utility model |