CN206561871U - Steering apparatus - Google Patents
Steering apparatus Download PDFInfo
- Publication number
- CN206561871U CN206561871U CN201720199734.6U CN201720199734U CN206561871U CN 206561871 U CN206561871 U CN 206561871U CN 201720199734 U CN201720199734 U CN 201720199734U CN 206561871 U CN206561871 U CN 206561871U
- Authority
- CN
- China
- Prior art keywords
- support arm
- connecting seat
- flexible axle
- steering apparatus
- right support
- 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.)
- Expired - Fee Related
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- Magnetically Actuated Valves (AREA)
Abstract
The utility model discloses a kind of steering apparatus, belong to harvest machinery technical field, including magnetic valve and control crank；It is fixedly mounted on the angle switch on support base；It is respectively hinged to be fixedly connected below the control crank, the connecting seat above left support arm, right support arm and connecting seat on the support base, the connecting seat and is installed with the first control stick, the second control stick is also installed with the connecting seat；Limit element on the support base；Elastic reset member between the left support arm and right support arm；The flexible axle on the left support arm is fixed on, the right support arm is provided with flexible axle bearing, and the flexible axle passes through the flexible axle bearing；The swing arm on the magnetic valve is hingedly mounted on, one end of the swing arm connects the flexible axle, and the pressure regulation bar of the other end and the magnetic valve leans.The utility model is simple in construction, easy to operate, turn to light and flexible, with stable steering feel, improves the stability of manipulation.
Description
Technical field
The utility model belongs to harvest machinery technical field, more particularly to a kind of steering apparatus.
Background technology
At present, crawler type harvest machinery handling maneuver is generally mechanical Tiebar structure, and control crank is grasped by linkage
Vertical switching valve, realizes full-vehicle steering.
There is steering force greatly in this structure, the problems such as stability of handling maneuver is poor.
Utility model content
Technical problem to be solved in the utility model is：A kind of steering apparatus is provided, easy to operate, steering is light
Flexibly, with stable steering feel, the stability manipulated is improved.
In order to solve the above technical problems, the technical solution of the utility model is：Steering apparatus, including magnetic valve and behaviour
Vertical handle, the steering apparatus also includes：
It is fixedly mounted on the angle switch on support base；
Left support arm, right support arm and connecting seat on the support base are respectively hinged at, the top of the connecting seat, which is fixed, to be connected
Connect the first manipulation being installed with below the control crank, the connecting seat for stirring the left support arm or right support arm
The second control stick leant with the driving lever of the angle switch is also installed with bar, the connecting seat；
It is used for the limit element for limiting the left support arm or right boom position on the support base；
Elastic reset member between the left support arm and right support arm；
It is fixed on the flexible axle on the left support arm, the right support arm and is fixedly mounted or has been wholely set flexible axle bearing, institute
Flexible axle is stated through the flexible axle bearing；
Be hingedly mounted on the swing arm on the magnetic valve, one end of the swing arm connects the flexible axle, the other end with it is described
The pressure regulation bar of magnetic valve leans.
As an improvement, the limit element includes gag lever post, and the left support arm and right support arm are multiple close to the elasticity
One end of bit unit is located at vertical be provided with the left and right sides of the gag lever post, the gag lever post and fixed with the support base respectively
The connecting rod of connection.
As an improvement, the flexible axle is Bowden cable.
As an improvement, the elastic reset member is spring, and one end of the spring is articulated on the left support arm,
The other end is articulated on the right support arm.
As an improvement, the connecting seat, control crank, the first control stick and the second control stick weld together.
As an improvement, support shaft, the connecting seat, left support arm and right support arm point are installed with the support base
It is not sleeved in the support shaft.
As an improvement, the connecting seat is U-shaped connecting seat, and the left support arm and right support arm are connected positioned at the U-shaped
The inner side of seat.
As an improvement, the left support arm and/or the right support arm are provided with correspondence the first control stick setting
Neck.
Employ after above-mentioned technical proposal, the beneficial effects of the utility model are：
Because steering apparatus includes magnetic valve, control crank, support base, angle switch, left support arm, right support arm, company
Joint chair, the first control stick, the second control stick, limit element, elastic reset member, flexible axle, flexible axle bearing and swing arm, thus make
Used time, angle switch and magnetic valve are electrically connected to ECU respectively, when control crank is stirred to the right, by connecting seat
The second control stick make angle switch driving lever move, angle switch issues a signal to ECU, in the presence of ECU,
Open the right turn valve port of magnetic valve；Rotate clockwise left support arm by the first control stick on connecting seat simultaneously, so that
Flexible axle is tightened up, is continuously increased with control crank pivot angle, swing arm pushes the pressure regulation of magnetic valve under the pulling force effect of flexible axle
Bar, so that turning to return pressure increase, steering cylinder is slowly stretched out, and vehicle is realized and turned to the right, and vehicle is by straight trip to steering
Transition than milder.When unclamping control crank, left support arm is retracted original position by elastic reset member, and angle switch driving lever is replied
Original position, magnetic valve disconnects, and flexible axle comes up, and magnetic valve pressure regulation bar homing, vehicle right turn process terminates；
When control crank is stirred to the left, angle switch driving lever counter motion is made by the second control stick on connecting seat,
Angle switch issues a signal to ECU, in the presence of ECU, opens the left steering valve port of magnetic valve；Lead to simultaneously
The first control stick crossed on connecting seat rotates counterclockwise right support arm, so that flexible axle is tightened up, it is continuous with control crank pivot angle
Increase, swing arm pushes the pressure regulation bar of magnetic valve under the pulling force effect of flexible axle, so that turning to return pressure increase, steering oil
Cylinder is slowly stretched out, and vehicle is realized and turned to the left, and vehicle is by keeping straight on to the transition turned to than milder.When unclamping control crank,
Right support arm is retracted original position by elastic reset member, and angle switch driving lever homing, magnetic valve disconnects, and flexible axle comes up, electricity
Magnet valve pressure regulation bar homing, vehicle left steering process terminates.
The steering apparatus that the utility model is provided, simple in construction, easy to operate, steering light and flexible, with stable
Steering feel, improve the stability of manipulation.
Because the connecting seat, control crank, the first control stick and the second control stick weld together, installation is facilitated.
Because the connecting seat is U-shaped connecting seat, the left support arm and right support arm are located at the inner side of the U-shaped connecting seat,
So that compact conformation.
Because the left support arm and/or right support arm are provided with neck, during work, the first control stick can be increased by neck
With the contact area of left support arm or right support arm.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 be in Fig. 1 A to partial structural diagram；
Fig. 3 is magnetic valve and the relative position schematic diagram of swing arm in Fig. 1；
In figure：1- support bases, 11- support shafts, 2- angle switch, the left support arms of 3-, the right support arms of 4-, 5- connecting seats, 6- is manipulated
Handle, the control sticks of 7- first, the control sticks of 8- second, 9- necks, 10- limit elements, 101- gag lever posts, 102- connecting rods, 12- bullets
Spring, 13- flexible axles, 14- flexible axle bearings, 15- magnetic valves, 151- pressure regulation bars, 16- swing arms.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only to explain
The utility model, is not used to limit the utility model.
" left side " and " right side ", "up" and "down" as described below only represents relative position relation, does not represent absolute positional relation.
As Fig. 1 to Fig. 3 jointly shown in, a kind of steering apparatus, including the angle switch being fixedly mounted on support base 1
2, left support arm 3, right support arm 4 and connecting seat 5 have been respectively articulated with support base 1, specifically, being installed with support on support base 1
Axle 11, connecting seat 5, left support arm 3 and right support arm 4 are set in support shaft 11.
The top of connecting seat 5 is fixedly connected with control crank 6, and the lower section of connecting seat 5 is installed with for stirring left support arm 3
Or the first control stick 7 of right support arm 4, what the driving lever being also installed with connecting seat 5 with angle switch 2 leant second manipulates
Bar 8；Install and reduce for convenience cost, it is preferred that connecting seat 5, control crank 6, the first control stick 7 and the second control stick 8
Weld together.
In order that compact conformation, connecting seat 5 is U-shaped connecting seat, left support arm 3 and right support arm 4 are located at the interior of U-shaped connecting seat
Side.
In order to increase on the contact area of the first control stick 7 and left support arm 3 or right support arm 4, left support arm 3 and right support arm 4
The neck 9 set provided with the first control stick 7 of correspondence.Certainly, neck 9 can be also provided only on left support arm 3 or right support arm 4.
Support base 1 is provided with the limit element 10 for being used for limiting left support arm 3 or the position of right support arm 4, it is preferred that limit element
10 include gag lever post 101, and left support arm 3 and right support arm 4 are located at the left and right of gag lever post 101 close to one end of elastic reset member respectively
It is vertical provided with the connecting rod 102 being fixedly connected with support base 1 on both sides, gag lever post 101.
Elastic reset member is arranged between left support arm 3 and right support arm 4；It is preferred that, elastic reset member is spring 12, bullet
One end of spring 12 is articulated on left support arm 3, and the other end is articulated on right support arm 4, certainly, and elastic reset member can also be from this
The other modes that art personnel can realize, will not be repeated here.
Flexible axle 13 is installed with left support arm 3, flexible axle 13 is preferably fixed installation or one on Bowden cable, right support arm 4
Body is provided with flexible axle bearing 14, and flexible axle 13 passes through flexible axle bearing 14.
It is hinged on magnetic valve 15 and swing arm 16 is installed, one end of swing arm 16 connects flexible axle 13, the other end and magnetic valve 15
Pressure regulation bar 151 leans.
Its operation principle is as follows：
When in use, angle switch 2 and magnetic valve 15 are electrically connected to ECU (not shown), automatically controlled list respectively
Member is preferably programmable controller, and reference picture 2, when control crank 6 is stirred to the right, passes through the second control stick 8 on connecting seat 5
Move the driving lever of angle switch 2, angle switch 2 issues a signal to ECU, in the presence of ECU, makes magnetic valve
15 right turn valve port is opened；Rotate clockwise left support arm 3 by the first control stick 7 on connecting seat 5 simultaneously, so that soft
Axle 13 is tightened up, and is continuously increased with the pivot angle of control crank 6, and swing arm 16 pushes magnetic valve 15 under the pulling force effect of flexible axle 13
Pressure regulation bar 151, so that turning to return pressure increase, steering cylinder slowly stretches out, and vehicle realizes and turned to the right that vehicle is by keeping straight on
Transition to steering is than milder.When unclamping control crank 6, left support arm 3 is retracted original position, group of angle switch 2 by spring 12
Bar homing, magnetic valve 15 disconnects, and flexible axle 13 comes up, the homing of pressure regulation bar 151 of magnetic valve 15, vehicle right turn
Process terminates.
When control crank 6 is stirred to the left, make the driving lever of angle switch 2 reverse by the second control stick 8 on connecting seat 5
Motion, angle switch 2 issues a signal to ECU, in the presence of ECU, beats the left steering valve port of magnetic valve 15
Open；Rotate counterclockwise right support arm 4 by the first control stick 7 on connecting seat 5 simultaneously, so that flexible axle 13 is tightened up, with behaviour
The vertical pivot angle of handle 6 is continuously increased, and swing arm 16 pushes the pressure regulation bar 151 of magnetic valve 15 under the pulling force effect of flexible axle 13, so that
Return pressure increase is turned to, steering cylinder is slowly stretched out, and vehicle is realized and turned to the left, and vehicle is compared by keeping straight on to the transition turned to
It is soft.When unclamping control crank 6, right support arm 4 is retracted original position, the driving lever homing of angle switch 2, magnetic valve by spring 12
15 disconnect, and flexible axle 13 comes up, and the homing of pressure regulation bar 151 of magnetic valve 15, vehicle left steering process terminates.
It should be noted that magnetic valve 15 is connected with steering cylinder by fluid pressure line, it is techniques known,
It will not be repeated here.
The steering apparatus that the utility model is provided, simple in construction, easy to operate, steering light and flexible, with stable
Steering feel, improve the stability of manipulation.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Any modifications, equivalent substitutions and improvements made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (8)
1. steering apparatus, including magnetic valve and control crank, it is characterised in that the steering apparatus also includes：
It is fixedly mounted on the angle switch on support base；
It is respectively hinged above left support arm, right support arm and connecting seat on the support base, the connecting seat and is fixedly connected with institute
The first control stick being installed with below control crank, the connecting seat for stirring the left support arm or right support arm is stated,
The second control stick leant with the driving lever of the angle switch is also installed with the connecting seat；
It is used for the limit element for limiting the left support arm or right boom position on the support base；
Elastic reset member between the left support arm and right support arm；
It is fixed on the flexible axle on the left support arm, the right support arm and is fixedly mounted or has been wholely set flexible axle bearing, it is described soft
Axle passes through the flexible axle bearing；
The swing arm on the magnetic valve is hingedly mounted on, one end of the swing arm connects the flexible axle, the other end and the electromagnetism
The pressure regulation bar of valve leans.
2. steering apparatus according to claim 1, it is characterised in that the limit element includes gag lever post, described
Left support arm and right support arm are located at the left and right sides of the gag lever post close to one end of the elastic reset member respectively, described spacing
It is vertical provided with the connecting rod being fixedly connected with the support base on bar.
3. steering apparatus according to claim 1, it is characterised in that the flexible axle is Bowden cable.
4. steering apparatus according to claim 1, it is characterised in that the elastic reset member is spring, described
One end of spring is articulated on the left support arm, and the other end is articulated on the right support arm.
5. steering apparatus according to claim 1, it is characterised in that the connecting seat, control crank, first manipulate
Bar and the second control stick weld together.
6. steering apparatus according to claim 1, it is characterised in that support is installed with the support base
Axle, the connecting seat, left support arm and right support arm are set in the support shaft.
7. steering apparatus according to claim 1, it is characterised in that the connecting seat is U-shaped connecting seat, the left side
Support arm and right support arm are located at the inner side of the U-shaped connecting seat.
8. steering apparatus according to claim 1, it is characterised in that on the left support arm and/or the right support arm
The neck set provided with correspondence first control stick.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720199734.6U CN206561871U (en) | 2017-03-02 | 2017-03-02 | Steering apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720199734.6U CN206561871U (en) | 2017-03-02 | 2017-03-02 | Steering apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206561871U true CN206561871U (en) | 2017-10-17 |
Family
ID=60031590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720199734.6U Expired - Fee Related CN206561871U (en) | 2017-03-02 | 2017-03-02 | Steering apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206561871U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110626416A (en) * | 2019-11-25 | 2019-12-31 | 雷沃重工股份有限公司 | Position-adjustable handle rod and agricultural mechanical steering handle |
| CN111301521A (en) * | 2020-05-13 | 2020-06-19 | 雷沃重工股份有限公司 | Steering device and steering method |
-
2017
- 2017-03-02 CN CN201720199734.6U patent/CN206561871U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110626416A (en) * | 2019-11-25 | 2019-12-31 | 雷沃重工股份有限公司 | Position-adjustable handle rod and agricultural mechanical steering handle |
| CN111301521A (en) * | 2020-05-13 | 2020-06-19 | 雷沃重工股份有限公司 | Steering device and steering method |
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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: 20171017 Termination date: 20200302 |