CN209650371U - A kind of full trailor and its steering wheel steering angle limiting device - Google Patents
A kind of full trailor and its steering wheel steering angle limiting device Download PDFInfo
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- CN209650371U CN209650371U CN201920425499.9U CN201920425499U CN209650371U CN 209650371 U CN209650371 U CN 209650371U CN 201920425499 U CN201920425499 U CN 201920425499U CN 209650371 U CN209650371 U CN 209650371U
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- limited block
- steering wheel
- limiting device
- vehicle frame
- connecting plate
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Abstract
The utility model discloses a kind of full trailor and its steering wheel steering angle limiting devices, comprising: upper junction plate and lower connecting plate are respectively used to be fixedly connected with the inner ring and outer ring of steering wheel；Outer limiting device includes: three piece of first limited block；It is one of on the vehicle frame center line, other two pieces of two sides for being symmetrically disposed on the first limited block in halfway line of vehicle frame；The first limited block in vehicle frame center line is fixedly mounted on upper junction plate or lower connecting plate, is in addition mounted on lower connecting plate or upper junction plate for two pieces；Interior limiting device includes: three piece of second limited block；It is one of on the vehicle frame center line, other two pieces of two sides for being symmetrically disposed on the second limited block in halfway line of vehicle frame；The second limited block in vehicle frame center line is mounted on upper junction plate or lower connecting plate, is in addition fixedly mounted on lower connecting plate or upper junction plate for two pieces.The device of the utility model can limit turntable steering angle while guaranteeing that turntable has the function of normal direction of rotation.
Description
Technical field
The utility model belongs to trailer steering technique field, in particular to a kind of full trailor and its limit of steering wheel steering angle
Device.
Background technique
Trailer axle steering device is single-turn disk dereliction pin type, and turntable is separately connected vehicle frame by upper junction plate and lower connecting plate
And chassis of trailer, it can be realized rotation.Automobile is listed in when being turned, and can guarantee that trailer can be with main vehicle by above-mentioned transfer
Pure rolling steering is smoothly carried out, while can guarantee that trailer and tractor have preferable followability and riding stability.
There is rotary freedom, and be not provided with turntable corner locating in current full trailor front bail, steering wheel
Device, when by extraneous complicated factor influenced corner it is excessive when, the generation of the accidents such as the forward and backward vehicle frame folding of trailer can be caused, pacify
Complete and reliability is poor.In view of needing to meet trailer turning diameter demand, some existing limiting devices can not be answered directly
With.
To sum up, it needs a kind of suitable for heavy carryall trailer and the steering wheel angle limiting device of other engineering machinery.
Utility model content
It is above-mentioned to solve the purpose of this utility model is to provide a kind of full trailor and its steering wheel steering angle limiting device
Existing one or more technical problem.The device of the utility model, can be while guaranteeing that turntable has the function of normal direction of rotation
Turntable steering angle is limited, the safety and reliability of trailer steering can be promoted.
In order to achieve the above objectives, the utility model uses following technical scheme:
A kind of steering wheel steering angle limiting device of full trailor, comprising: upper junction plate, lower connecting plate, outer limiting device and
Interior limiting device；Upper junction plate and lower connecting plate are respectively used to be fixedly connected with the inner ring and outer ring of steering wheel；Outer limiting device
It include: three piece of first limited block in same circumference, locating circumference and steering disc main body are concentric；It is installed on full trailor and does not send out
When raw steering, one of first limited block is on vehicle frame center line, and in addition two piece of first limited block, which is symmetrically disposed on, is in
The two sides of first limited block of halfway line of vehicle frame；The first limited block in vehicle frame center line is fixedly mounted on upper junction plate or lower company
Fishplate bar, in addition two piece of first limited block is fixedly mounted on lower connecting plate or upper junction plate；Interior limiting device includes: in same circle
Three piece of second limited block in week, locating circumference and steering disc main body are concentric；When being installed on full trailor and not turning to, wherein one
The second limited block of block is on vehicle frame center line, and in addition two piece of second limited block is symmetrically disposed on the second limit in halfway line of vehicle frame
The two sides of position block；The second limited block in vehicle frame center line is fixedly mounted on upper junction plate or lower connecting plate, and in addition two piece
Two limited blocks are fixedly mounted on lower connecting plate or upper junction plate.
The utility model, which further improves, to be, the first limit block and the second limit block are sector structure.
The utility model, which further improves, to be, the first limited block to rotate when turning to and the second limit
The maximum rotation angle that position block can reach is identical.
The utility model, which further improves, to be, the first limited block to rotate when turning to and the second limit
The value range for the maximum rotation angle α that position block can reach is 26 °~65 °.
The utility model, which further improves, to be, the direction of vehicle driving is set to front；Outer limiting device, which is in, to be turned to
The front of disk, interior limiting device are in the rear portion of steering wheel.
The utility model, which further improves, to be, the first limit block and the second limit block pass through bolt and are installed on company
Fishplate bar or lower connecting plate；The whole bolt for being greater than the first limited block of bolt connection of second limited block connects.
A kind of steering wheel of the utility model is equipped with the limiting device of the utility model.
A kind of full trailor of the utility model is equipped with the limiting device of the utility model.
A kind of full trailor, comprising: upper frame, lower vehicle frame, steering wheel and the utility model limiting device；Upper junction plate and
Upper frame passes through fastener respectively and is fixedly connected with steering wheel inner ring；Lower connecting plate and lower vehicle frame pass through fastener respectively and turn to
Disk outer ring is fixedly connected；The first limited block when not turning in vehicle frame center line is fixedly mounted on upper junction plate, separately
Outer two piece of first limited block is fixedly mounted on lower connecting plate；The second limited block when not turning in vehicle frame center line is solid
Dingan County is on lower connecting plate, and in addition two piece of second limited block is fixedly mounted on upper junction plate.
Wherein, the first limit block and the second limit block of lower connecting plate are installed on, can be reached most when turning to
Big angle of rotation value range is 26 °~65 °.
Compared with prior art, the utility model has the following beneficial effects:
The limiting device of the utility model, can guarantee turntable have the function of normal direction of rotation while to turntable steering angle into
Row limit, can promote the safety and reliability of trailer steering, can prevent the generation of the accidents such as the forward and backward vehicle frame folding of trailer.
The plate that is vertically connected with of the utility model is connected with the Internal and external cycle of steering wheel and upper and lower vehicle frame respectively, it is ensured that complete to hang
Vehicle can follow main vehicle smoothly to turn to；Two sets of inside and outside limiting devices are respectively made of three limited blocks, using the arrangement of symmetrical structure
Form is suitable for the relatively big load of full trailor, meets limit and requires.
Further, according to the structural parameters of truck combination (wheelbase, contour dimension, wheel stub center away from etc.) and master lead
The minimum turning diameter for drawing vehicle determines the value of α, and guarantees that truck combination wheel when turning to does pure rolling and can reach master and lead
Draw the minimum turning diameter of vehicle, and α is not easy excessive, the load that crossing conference is subject to limited block crosses the failure of ambassador's limited block.
Detailed description of the invention
Fig. 1 is a kind of overall structure diagram of full trailor steering wheel angle limiting device of the utility model embodiment；
Fig. 2 is the structural schematic diagram of full trailor steering wheel device；
Fig. 3 is the mounting structure of a kind of the full trailor steering wheel angle limiting device and lower connecting plate of the utility model embodiment
Schematic diagram；
Fig. 4 is the mounting structure of a kind of the full trailor steering wheel angle limiting device and upper junction plate of the utility model embodiment
Schematic diagram；
Fig. 5 is a kind of operation principle schematic diagram of full trailor steering wheel angle limiting device of the utility model embodiment；
Fig. 1 is into Fig. 5, vehicle frame under 1-；2- upper frame；Structural member alignment marker on 3- steering wheel；4- steering wheel flowering structure
Part alignment marker；The first limited block of 5-；6- upper junction plate；7- lower connecting plate；The second limited block of 8-；9- steering wheel inner ring；10- turns
To disk outer ring.
Specific embodiment
The utility model is described in further details in the following with reference to the drawings and specific embodiments.
Please refer to Fig. 1 and Fig. 2, the steering wheel steering angle limiting device of a kind of full trailor of the utility model, comprising: above connect
Fishplate bar 6, lower connecting plate 7, outer limiting device and interior limiting device.Inside and outside two sets of limited blocks with turn to disc main body arranged concentric.
Referring to Fig. 2, the limiting device of the utility model is used to be mounted on the steering body structure of full trailor steering wheel.Mesh
Preceding steering wheel is that special large spherical surface bearing arrangement is made of steering wheel inner ring 9, spherical roller and steering wheel outer ring 10；Turn
It is rotated to disk inner ring 9 relative to steering wheel outer ring 10, biggish axial load, radial load and tilting moment can be born.Steering wheel
Upper end connection is made of upper junction plate 6 and upper frame 2, is fixedly connected respectively by fastener with steering wheel inner ring 9；Steering wheel
Lower end connection is fixedly connected by fastener with steering wheel outer ring 10 respectively by lower connecting plate 7 and lower vehicle frame 1.Wherein, it fastens
Part can be the bolt and nut of standard.Above structure realizes that end connection is with respect to end connection formation rotation under steering wheel on steering wheel
Turn pair, realizes turning function.
Fig. 3 and Fig. 4 are please referred to, the outer limiting device of the utility model includes: three piece of first limit in same circumference
Block 5, the circumference and steering wheel outer ring 10 are concentric；One of first limited block 5 is fixedly mounted on upper junction plate 6；It does not send out
When raw steering, the first limited block 5 for being installed on upper junction plate 6 is in the top of structural member alignment marker 3 on steering wheel.Other two
The first limited block of block 5 is fixedly mounted on lower connecting plate 7；When not turning to, two piece first be mounted on lower connecting plate 7 is limited
Position block 5 is symmetrically in the two sides of the first limited block 5 on upper junction plate 6.Turn of two piece of first limited block 5 on lower connecting plate 7
Dynamic angle α value range is 26 °~65 °.
The shape of first limited block 5 is three holes sector, and hole is connection mounting hole, can be connected with standard component bolt and nut.
Fig. 3 and Fig. 4 are please referred to, the interior limiting device of the utility model includes: three piece of second limit in same circumference
Block 8, the circumference and steering wheel inner ring 9 are concentric；One of second limited block 8 is fixedly mounted on lower connecting plate 7；Do not occur
When steering, the second limited block 8 for being installed on lower connecting plate 7 is in the lower section of steering wheel flowering structure part alignment marker 4.Other two pieces
Second limited block 8 is fixedly mounted on upper junction plate 6；When not turning to, two piece second be mounted on upper junction plate 6 is limited
Block 8 is symmetrically in the two sides of the second limited block 8 on lower connecting plate 7.The angle of rotation α of the second limited block 8 on lower connecting plate 7 takes
Value range is 26 °~65 °.
The shape of second limited block 8 is four holes sector, and hole is connection mounting hole, can be connected with standard component bolt and nut；
Here in order to guarantee bonding strength, consider load actual distribution situation, the quantity of model bolt of the same race used is more than the first limit
Block 5.
The course of work of the utility model:
Referring to Fig. 5, the first limited block 5 and the second limited block 8 for being arranged in upper junction plate 6 are kept not when trailer turns to
Dynamic, the first limited block 5 and the second limited block 8 for being arranged in lower connecting plate 7 rotate, and the limited block on upper junction plate 6 is under
Limited block on connecting plate 7 is limited, it can be achieved that turntable steering angle while guaranteeing that turntable has the function of normal direction of rotation
It is limited, improves the safety and reliability of full trailor steering.
To sum up, the utility model provides a kind of limiting device, and being suitable for heavy carryall trailer and other engineering machinery needs
The steering wheel angle limiting device that pivoting support is limited；Since load is larger, therefore inside and outside each two sets of limited blocks is used to carry out
Corner locating；Inside and outside limiting device uses the form of arranged concentric；Specifically, interior limiting device is arranged in same circumference, limit
Block takes dislocation type installation up and down, reaches the rotation of part limited block, the purpose of remaining limited block limit；Outer limiting device is arranged in
Same circumference, limited block take dislocation type installation up and down, reach the rotation of part limited block, the purpose of remaining limited block limit.Limit
Position block is sector structure, plane limit, limited block by bolt respectively be vertically connected with plate and be connected.The corner of the utility model limits
Position device, can be used for heavy carryall trailer limiting steering, is able to ascend the safety and reliability of steering.
A kind of full trailor of the utility model embodiment, comprising: steering wheel main structure, lower vehicle frame 1, turns to upper frame 2
Disk inner ring 9, steering wheel outer ring 10 and the above-mentioned limiting device of the utility model.Steering wheel main structure by steering wheel inner ring 9, on
Connecting plate 6 is connected with upper frame 2, while steering wheel outer ring 10, lower connecting plate 7 being connected with lower vehicle frame 1, inside and outside two sets of limited blocks
It is respectively arranged on two circumference different but concentric in diameter.The adjacent limited block of every set limiting device is using dislocation peace up and down
Dress, when turntable body rotates, adjacent limited block generates angular displacement, when adjacent limited block plane-plane contact, realizes corner
Position-limiting action.The second limited block 8 when not turning in vehicle frame center line, the maximum that can reach when turning to turn
Dynamic angle is 26 °~65 °；First limited block 5 of the two sides in vehicle frame center line when not turning to, can when turning to
The maximum rotation angle reached is 26 °~65 °.
The full trailor of the utility model is equipped with the limiting device of the utility model, can limit to rotational angle, In
Safety and reliability with higher when steering.
Above embodiments are only to illustrate the technical solution of the utility model rather than its limitations, although referring to above-mentioned implementation
The utility model is described in detail in example, and those of ordinary skill in the art still can be to the tool of the utility model
Body embodiment is modified or replaced equivalently, these without departing from the spirit and scope of the utility model any modification or wait
With replacement, within the claims for applying for pending the utility model.
Claims (10)
1. a kind of steering wheel steering angle limiting device of full trailor characterized by comprising upper junction plate (6), lower connecting plate
(7), outer limiting device and interior limiting device；
Upper junction plate (6) and lower connecting plate (7) are respectively used to be fixedly connected with steering wheel inner ring (9) and steering wheel outer ring (10)；
Outer limiting device includes: three piece of first limited block (5) in same circumference, and locating circumference and steering disc main body are concentric；
When being installed on full trailor and not turning to, one of first limited block (5) is on vehicle frame center line, and in addition two piece first
Limited block (5) is symmetrically disposed on the two sides of the first limited block (5) in halfway line of vehicle frame；The first limit in vehicle frame center line
Block (5) is fixedly mounted on upper junction plate (6) or lower connecting plate (7), and in addition two piece of first limited block (5) is fixedly mounted on lower connection
Plate (7) or upper junction plate (6)；
Interior limiting device includes: three piece of second limited block (8) in same circumference, and locating circumference and steering disc main body are concentric；
When being installed on full trailor and not turning to, one of second limited block (8) is on vehicle frame center line, and in addition two piece second
Limited block (8) is symmetrically disposed on the two sides of the second limited block (8) in halfway line of vehicle frame；The second limit in vehicle frame center line
Block (8) is fixedly mounted on upper junction plate (6) or lower connecting plate (7), and in addition two piece of second limited block (8) is fixedly mounted on lower connection
Plate (7) or upper junction plate (6).
2. a kind of steering wheel steering angle limiting device of full trailor according to claim 1, which is characterized in that the first limit
Block (5) and the second limited block (8) are sector structure.
3. a kind of steering wheel steering angle limiting device of full trailor according to claim 1, which is characterized in that occurring to turn
Xiang Shi, the first limited block (5) to rotate are identical with the maximum rotation angle that the second limited block (8) can reach.
4. a kind of steering wheel steering angle limiting device of full trailor according to claim 1, which is characterized in that occurring to turn
The value range of Xiang Shi, the maximum rotation angle α that the first limited block (5) and the second limited block (8) to rotate can reach is
26 °~65 °.
5. a kind of steering wheel steering angle limiting device of full trailor according to claim 1, which is characterized in that vehicle driving
Direction be set to front；
Outer limiting device is installed on the front of steering wheel, and interior limiting device is installed on the rear portion of steering wheel.
6. a kind of steering wheel steering angle limiting device of full trailor according to claim 5, which is characterized in that the first limit
Block (5) and the second limited block (8) are installed on upper junction plate (6) or lower connecting plate (7) by bolt；Second limited block (8)
It is bolted the bolt connection that intensity is integrally greater than the first limited block (5).
7. a kind of steering wheel, which is characterized in that the steering wheel is equipped with limit dress described in any one of claims 1 to 6
It sets.
8. a kind of full trailor, which is characterized in that the full trailor is equipped with limit dress described in any one of claims 1 to 6
It sets.
9. a kind of full trailor characterized by comprising appoint in upper frame (2), lower vehicle frame (1), steering wheel and claim 1 to 6
Limiting device described in one；
Upper junction plate (6) and upper frame (2) are fixedly connected by fastener with steering wheel inner ring (9) respectively；
Lower connecting plate (7) and lower vehicle frame (1) are fixedly connected by fastener with steering wheel outer ring (10) respectively；
The first limited block (5) when not turning in vehicle frame center line is fixedly mounted on upper junction plate (6), and in addition two pieces
First limited block (5) is fixedly mounted on lower connecting plate (7)；
The second limited block (8) when not turning in vehicle frame center line is fixedly mounted on lower connecting plate (7), and in addition two pieces
Second limited block (8) is fixedly mounted on upper junction plate (6).
10. a kind of full trailor according to claim 9, which is characterized in that be installed on the first limited block (5) of lower connecting plate
With the second limited block (8), the maximum rotation angle value range that can reach when turning to is 26 °~65 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920425499.9U CN209650371U (en) | 2019-03-29 | 2019-03-29 | A kind of full trailor and its steering wheel steering angle limiting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920425499.9U CN209650371U (en) | 2019-03-29 | 2019-03-29 | A kind of full trailor and its steering wheel steering angle limiting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209650371U true CN209650371U (en) | 2019-11-19 |
Family
ID=68528488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920425499.9U Active CN209650371U (en) | 2019-03-29 | 2019-03-29 | A kind of full trailor and its steering wheel steering angle limiting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209650371U (en) |
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2019
- 2019-03-29 CN CN201920425499.9U patent/CN209650371U/en active Active
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