CN207449525U - A kind of height-adjustable folding caster device - Google Patents
A kind of height-adjustable folding caster device Download PDFInfo
- Publication number
- CN207449525U CN207449525U CN201721481581.0U CN201721481581U CN207449525U CN 207449525 U CN207449525 U CN 207449525U CN 201721481581 U CN201721481581 U CN 201721481581U CN 207449525 U CN207449525 U CN 207449525U
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- China
- Prior art keywords
- locating piece
- bolt
- tongue piece
- main frame
- folding
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Abstract
The utility model discloses a kind of height-adjustable folding caster device, including the height adjustable universal wheel (6) being connected with being installed on the locating piece (4) of main frame (3) side-lower by the second shaft (9), in the middle part of main frame (3) side, the first bolt (1) being connected with the first tongue piece (13), first tongue piece (13) locks locating piece (4) by locating piece notch, end is installed on main frame (3) side lower for the second bolt (2) of the second tongue piece (7), second tongue piece (7) can coordinate the locking for realizing universal wheel landing state with locating piece gap.Universal wheel (6) is folded and landed by the second shaft (9), and when folding is locked by locating piece notch and the first tongue piece (13), and when landing is locked by locating piece gap and the second tongue piece (7).The folding caster device of the utility model possesses automatic dead-locking function, can fast folding and landing, and convenient for unlocking, folding wheel height is adjustable.
Description
Technical field
The utility model is related to a kind of caster device, more particularly to a kind of height is adjustable, folding caster device.
Background technology
Current large and medium-sized container or packing case using push-and-pull trolley supporting heavy and realized into outlet mostly, into outlet
When generally use folding feet wheel mode.Previous folding castor can not adjust height, can only rely on machining accuracy and ensure its plane
Degree, and in actual use, it possibly can not be put down when running into ground out-of-flatness or having the gradient.
Utility model content：
In view of the above situation of the prior art, the purpose of this utility model is to provide a kind of height-adjustable folding castor
Device.
The above-mentioned purpose of the utility model is realized using following technical solution：
A kind of height-adjustable folding caster device, including main frame, universal wheel, the first bolt, the second bolt, positioning
Block is provided with notch and gap on locating piece.
Wherein locating piece is installed on main frame side-lower by the second shaft, and universal wheel is connected by stud with locating piece,
And axially position is realized by fastening screw nut, i.e. adjustable stud after fastening screw nut is unscrewed, so as to fulfill the height of castor is folded
It adjusts.
First bolt is mounted on the side medium position of main frame, and bolt stage casing is provided with spring, the first bolt front end with
First tongue piece rear end connects, and the first tongue piece is fixed on by first rotating shaft inside main frame, and the first tongue piece front end can pass through positioning
The notch of block locks locating piece.Due to the effect of spring, it can realize and be automatically locked, in addition, by pulling the first bolt
Realize the unlock of locating piece, complete after unlock the first bolt under the action of the spring can automatic rebounding to original state.
Second bolt is installed on main frame side lower position, and bolt stage casing is provided with spring, and the second bolt least significant end is
Second tongue piece, the second tongue piece can coordinate the locking for realizing universal wheel landing state with the gap of locating piece.Due to the work of spring
With can realize and be automatically locked.By pulling the second bolt that unlock can be realized, the second bolt is in the work of spring after completion unlock
Under can automatic rebounding to original state.
Universal wheel is folded and landed by the second shaft, and when folding is matched somebody with somebody by the notch on locating piece and the first tongue piece
Locking is closed, when landing is locked by the gap on locating piece and the second tongue piece.
Further, wherein the side of the installation locating piece of the main frame is equipped with arc race, packed up convenient for universal wheel
When positioning, while bulk can be reduced.
The height-adjustable folding caster device of the utility model possesses automatic dead-locking function, can realize fast folding
With landing, and convenient for unlocking is aided in without instrument, and folding wheel height is adjustable, reduces difficulty of processing, improves folding wheel and fit
With property, folding wheel height can be adjusted temporarily by running into non-horizontal ground.
Description of the drawings
Fig. 1 is the diagram of the shape for the folding caster device for schematically illustrating the utility model；
Fig. 2 is the sectional view of the structure for the folding caster device for schematically illustrating the utility model；
Fig. 3 is the diagram of the state transition for the folding caster device for schematically illustrating the utility model, and the A in Fig. 3 represents ten thousand
To state during wheel folding, the B in Fig. 3 represents state when universal wheel is put down.
Specific embodiment
In order to which the purpose of this utility model, technical solution and advantage is more clearly understood, with reference to the accompanying drawings and embodiments,
The utility model is further elaborated.
Fig. 1 and Fig. 2 represents the shape and its sectional structure of the folding caster device of the utility model respectively.As shown in the figure,
The height-adjustable folding caster device of the utility model include main frame 3, universal wheel 6, the first bolt 1, the second bolt 2,
Locating piece 4 is provided with notch 14 and gap 11 on locating piece 4.
Wherein locating piece 4 is installed on by the second shaft 9 below 3 side of main frame, and arc race 12 is equipped in the side,
Positioning when being packed up convenient for universal wheel 6, while bulk can be reduced.Universal wheel 6 passes through turret head stud 10 and locating piece 4
Connection, and pass through fastening screw nut 5 and realize axially position, i.e. adjustable stud 10 after fastening screw nut 5 is unscrewed, so as to fulfill folding feet
The height of wheel is adjusted.
First bolt 1 is mounted on the side medium position of main frame 3, and bolt stage casing is provided with spring, 1 front end of the first bolt
It is connected with 13 rear end of the first tongue piece, the first tongue piece 13 is fixed on by first rotating shaft 8 inside main frame 3,13 front end of the first tongue piece
Can locating piece 4 be locked by the notch 14 of locating piece 4.Due to the effect of spring, it can realize and be automatically locked, in addition, passing through drawing
The unlock of locating piece 4 can be realized in dynamic first bolt 1, and the first bolt 1 under the action of the spring can automatic rebounding after completing unlock
To original state.
Second bolt 2 is installed on 3 side lower position of main frame, and bolt stage casing is provided with spring, 2 least significant end of the second bolt
For the second tongue piece 7, the second tongue piece 7 can coordinate the locking for realizing that universal wheel 6 lands state with the gap 11 of locating piece 4.Due to
The effect of spring can be realized and is automatically locked.By pulling the second bolt 2 that unlock can be realized, the second bolt 2 after unlock is completed
Under the action of the spring can automatic rebounding to original state.
Universal wheel 6 is folded and landed by the second shaft 9, and when folding passes through the notch 14 and first on locating piece 4
Tongue piece 13 locks, and when landing is locked by the gap 11 on locating piece 4 and the second tongue piece 7, as shown in Figure 3.Its
In, A in Fig. 3 represents state when universal wheel folds, and the B in Fig. 3 represents state when universal wheel is put down.Arrow in the A of Fig. 3
Head is represented when putting down universal wheel 6, by outwards pulling open the first bolt 1, the first tongue piece 13 is driven to rotate, so that the first tongue piece
13 front end is lifted up, and departs from the notch 14 on locating piece 4, you can realizes the unlock of locating piece 4.
The folding caster device of the utility model realizes the unlock folded with landing state by two bolts.Folding wheel is high
Degree can be realized by adjusting stud, and the fastening after adjusting is realized by fastening screw nut.
Although described above is the principle and specific embodiment of the utility model, in the upper of the utility model
It states under guidance, those skilled in the art can carry out various improvement and deformation on the basis of above-described embodiment, and these are improved
Or it deforms within the protection scope of the present utility model.It will be understood by those skilled in the art that above-mentioned specific description is
In order to explain the purpose of this utility model, the utility model is not intended to limit.The scope of protection of the utility model will by right
It asks and its equivalent limits.
Claims (2)
1. a kind of height-adjustable folding caster device is inserted including main frame (3), universal wheel (6), the first bolt (1), second
It sells (2), locating piece (4), notch (14) and gap (11) is provided on locating piece (4),
Wherein locating piece (4) is installed on main frame (3) side-lower by the second shaft (9), universal wheel (6) by stud (10) with
Locating piece (4) connects, and passes through fastening screw nut (5) and realize axially position, unscrews fastening screw nut (5) i.e. adjustable stud afterwards
(10), adjusted so as to fulfill the height for folding castor,
First bolt (1) is mounted on the side medium position of main frame (3), and bolt stage casing is provided with spring, before the first bolt (1)
End is connected with the first tongue piece (13) rear end, and the first tongue piece (13) is fixed on by first rotating shaft (8) inside main frame (3), and first
Tongue piece (13) front end can lock locating piece (4) by the notch (14) of locating piece (4),
Second bolt (2) is installed on main frame (3) side lower position, and bolt stage casing is provided with spring, the second bolt (2) most end
It holds as the second tongue piece (7), the second tongue piece (7) can coordinate with the gap (11) of locating piece (4) realizes that universal wheel (6) lands state
Locking,
Universal wheel (6) is folded and landed by the second shaft (9), during folding by the notch (14) on locating piece (4) with
First tongue piece (13) locks, and when landing is locked by the gap (11) on locating piece (4) with the second tongue piece (7).
2. height-adjustable folding caster device described in accordance with the claim 1, wherein the installation positioning of the main frame (3)
The side of block (4) is equipped with arc race (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721481581.0U CN207449525U (en) | 2017-11-08 | 2017-11-08 | A kind of height-adjustable folding caster device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721481581.0U CN207449525U (en) | 2017-11-08 | 2017-11-08 | A kind of height-adjustable folding caster device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207449525U true CN207449525U (en) | 2018-06-05 |
Family
ID=62254335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721481581.0U Active CN207449525U (en) | 2017-11-08 | 2017-11-08 | A kind of height-adjustable folding caster device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207449525U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109606022A (en) * | 2018-11-23 | 2019-04-12 | 江西洪都航空工业集团有限责任公司 | A kind of self-locking folding castor of monolever operation |
| CN110879024A (en) * | 2019-11-19 | 2020-03-13 | 江西洪都航空工业集团有限责任公司 | Single-handle folding wheel |
| CN113895538A (en) * | 2021-11-26 | 2022-01-07 | 合肥工业大学 | Foot mechanism with folding wheel self-locking function for unmanned metamorphic vehicle |
-
2017
- 2017-11-08 CN CN201721481581.0U patent/CN207449525U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109606022A (en) * | 2018-11-23 | 2019-04-12 | 江西洪都航空工业集团有限责任公司 | A kind of self-locking folding castor of monolever operation |
| CN110879024A (en) * | 2019-11-19 | 2020-03-13 | 江西洪都航空工业集团有限责任公司 | Single-handle folding wheel |
| CN113895538A (en) * | 2021-11-26 | 2022-01-07 | 合肥工业大学 | Foot mechanism with folding wheel self-locking function for unmanned metamorphic vehicle |
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