CN208180670U - A kind of seamless brake structure of castor - Google Patents
A kind of seamless brake structure of castor Download PDFInfo
- Publication number
- CN208180670U CN208180670U CN201820335381.2U CN201820335381U CN208180670U CN 208180670 U CN208180670 U CN 208180670U CN 201820335381 U CN201820335381 U CN 201820335381U CN 208180670 U CN208180670 U CN 208180670U
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- China
- Prior art keywords
- brake shoes
- bolt
- brake
- idler wheel
- fluted disc
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Abstract
The utility model discloses a kind of seamless brake structures of castor, are related to castor technical field.The utility model includes idler wheel, brake shoes and bolt, the idler wheel rolling is set on trundle bracket, the two sides of idler wheel are installed with fluted disc, the brake shoes can be set to the top of idler wheel up or down, and the two sides of brake shoes are provided with bolt, when brake shoes compression moves down, bolt is downwardly into the tooth socket on fluted disc, to prevent idler wheel from rotating, the bolt can slide up and down on brake shoes, it is provided with a limited step being located at below brake shoes on the bolt, buffer spring is equipped between the brake shoes and limited step.A kind of seamless brake structure of castor of the utility model drives bolt to be inserted into the tooth socket on fluted disc, and will not cause to damage to roller surface by brake shoes, and brake structure is simple and stablizes, easy to use.
Description
Technical field
The utility model relates to castor technical fields, more specifically to a kind of seamless brake structure of castor.
Background technique
Existing castor brake is contacted with the direct friction of idler wheel by brake block to realize the mandatory system to idler wheel
It is dynamic.This brake modes can the surface to idler wheel can generate impression and cause to damage, reduce the service life of idler wheel, and reduce
Braking quality.
For this problem, existing application No. is the utility model patent of CN201420353104.6, the days for announcing 2014
On November 5, in, a kind of patent name are as follows: overall plastic castor.It is provided with multiple card slots on the in-profile of the wheel of this application, stops
The top of card slot is arranged in spoke, and the end of lever item and the back of brake article connect.It is arranged on the inner surface of card slot
There is little spring, and one end of little spring is abutted with brake article, the other end abuts the inner surface of card slot.When not downward effect
When power is applied in brake lever, little spring restore elastic deformation, and by brake article jack up and and exact separation.When brake lever by
In the case where down force, the back of the pressing end in contact brake article of lever item, so that brake article be pressed and locked with card slot
Fixed cooperation.This application realizes seamless brake, but structure is complicated, and especially set-up mode of the brake article on card slot be not very
And brake structure and unstable just,.
Summary of the invention
1. utility model technical problems to be solved
The purpose of the utility model is to overcome the above problems existing for existing brake structure, provide a kind of castor nothing
Trace brake structure.Using the technical solution of the utility model, bolt is driven to be inserted into the tooth socket on fluted disc by brake shoes, with reality
Existing braking effect, and roller surface will not be caused to damage, brake structure is simple and stablizes, easy to use.
2. technical solution
In order to achieve the above objectives, technical solution provided by the utility model are as follows:
A kind of seamless brake structure of castor of the utility model, including idler wheel, brake shoes and bolt, the idler wheel
Rolling is set on trundle bracket, and the two sides of idler wheel are installed with fluted disc, and the brake shoes can be set to idler wheel up or down
Top, and the two sides of brake shoes are provided with bolt, and when brake shoes compression moves down, bolt is downwardly into the tooth on fluted disc
In slot, to prevent idler wheel from rotating, the bolt can slide up and down on brake shoes, and one is provided on the bolt
Limited step below brake shoes is equipped with buffer spring between the brake shoes and limited step.
Further, the brake shoes is equipped with the through-hole being slidably matched with bolt, and the bottom of brake shoes is equipped with
With the toroidal cavity of limited step cooperation.
Further, the bottom of the brake shoes is equipped with the groove of evacuation idler wheel.
It further, further include being located on the outside of fluted disc and fluted disc being located to interior side cover, which is fixed at
On trundle bracket, and side cover is equipped with the avoid holes passed through for bolt.
3. beneficial effect
It is had the following beneficial effects: compared with existing well-known technique using technical solution provided by the utility model
(1) the seamless brake structure of a kind of castor of the utility model drives bolt to be inserted on fluted disc by brake shoes
In tooth socket, to realize braking effect, structure is simple and stablizes, easy to use.
(2) a kind of seamless brake structure of castor of the utility model, bolt can slide up and down on brake shoes,
It is provided with a limited step being located at below brake shoes on bolt, when brake shoes pushes, can limit between bolt and brake shoes
Extreme position；It is equipped with buffer spring between brake shoes and limited step, plays buffer function, brakes more stable.
(3) the seamless brake structure of a kind of castor of the utility model, the bottom of brake shoes are equipped with the recessed of evacuation idler wheel
Slot, when brake shoes presses to extreme position, the bottom of brake shoes will not direct contact roller.
(4) a kind of castor of the utility model seamless brake structure is provided with side cover on the outside of fluted disc, play protection and
The effect of decoration.
Detailed description of the invention
Fig. 1 is a kind of schematic diagram of the seamless brake structure of castor of the utility model；
Fig. 2 is that the utility model hides the side view after side cover；
Fig. 3 is the brake shoes of the utility model and the partial structure diagram of bolt.
Label declaration in schematic diagram:
1, idler wheel；11, fluted disc；2, brake shoes；21, groove；22, through-hole；23, toroidal cavity；3, bolt；31, limiting stand
Rank；4, buffer spring；5, side cover；51, avoid holes.
Specific embodiment
For the content for further appreciating that the utility model, the utility model is described in detail in conjunction with the accompanying drawings and embodiments.
Embodiment
The seamless brake structure of a kind of castor of the present embodiment combined with Figure 1 and Figure 2, including idler wheel 1, brake shoes 2 and insert
Pin 3, the rolling of idler wheel 1 are set on trundle bracket, and the two sides of idler wheel 1 are installed with fluted disc 11, are provided in the circumferential direction of fluted disc 11 more
Locate tooth socket, fluted disc 11 and idler wheel 1 are coaxial.Brake shoes 2 can be set to the top of idler wheel 1, and the two sides of brake shoes 2 up or down
It is provided with bolt 3, when the compression of brake shoes 2 moves down, bolt 3 is downwardly into the tooth socket on fluted disc 11, to prevent idler wheel 1
Rotation.
Bolt 3 can slide up and down on brake shoes 2, and specifically, brake shoes 2 is equipped with and is slidably matched with bolt 3
Through-hole 22.A limited step 31 for being located at 2 lower section of brake shoes is provided on bolt 3 can limit bolt 3 when brake shoes 2 pushes
With the extreme position between brake shoes 2；The bottom of brake shoes 2 is equipped with the toroidal cavity 23 cooperated with limited step 31, works as brake
When block 2 presses to extreme position, limited step 31 offsets with toroidal cavity 23, as shown in Figure 3；The bottom of brake shoes 2 and limit
Buffer spring 4 is equipped between step 31, after brake shoes 2 pushes, bolt 3 may be in contact with the teeth portion of fluted disc 11, at this moment delay
It rushes spring 4 and just plays buffer function, after the rotation of idler wheel 1 misses the teeth portion of fluted disc 11, bolt 3 is inserted into the tooth socket of fluted disc 11
It is interior, it brakes more stable.
The bottom of brake shoes 2 is equipped with the groove 21 of evacuation idler wheel 1, the preferred arcuate structure of groove 21, when brake shoes 2 pushes
When to extreme position, the bottom of brake shoes 2 will not direct contact roller 1.
As shown in Figure 1, the present embodiment further includes being located at 11 outside of fluted disc and fluted disc 11 being located to interior side cover 5, the side
Lid 5 is fixed on trundle bracket, and side cover 5 is equipped with the avoid holes 51 passed through for bolt 3.
Schematically the utility model and embodiments thereof are described above, description is not limiting, attached drawing
Shown in be also one of the embodiments of the present invention, actual structure is not limited to this.So if this field
Those of ordinary skill enlightened by it, without deviating from the purpose of the present invention, without creatively designing
Frame mode similar with the technical solution and embodiment, all should belong to the protection range of the utility model.
Claims (4)
1. a kind of seamless brake structure of castor, it is characterised in that: described including idler wheel (1), brake shoes (2) and bolt (3)
Idler wheel (1) rolling be set on trundle bracket, the two sides of idler wheel (1) are installed with fluted disc (11), the brake shoes (2) can on
Under be movably set to the top of idler wheel (1), and the two sides of brake shoes (2) are provided with bolt (3), when brake shoes (2) is pressed to
When lower mobile, bolt (3) is downwardly into the tooth socket on fluted disc (11), and to prevent idler wheel (1) from rotating, the bolt (3) can
Slide up and down to and be set on brake shoes (2), a limited step being located at below brake shoes (2) is provided on the bolt (3)
(31), buffer spring (4) are equipped between the brake shoes (2) and limited step (31).
2. a kind of seamless brake structure of castor according to claim 1, it is characterised in that: on the brake shoes (2)
Equipped with the through-hole (22) being slidably matched with bolt (3), and the bottom of brake shoes (2) is equipped with the annular cooperated with limited step (31)
Cavity (23).
3. a kind of seamless brake structure of castor according to claim 1 or 2, it is characterised in that: the brake shoes (2)
Bottom be equipped with evacuation idler wheel (1) groove (21).
4. a kind of seamless brake structure of castor according to claim 1, it is characterised in that: further include being located at fluted disc (11)
Fluted disc (11) is simultaneously located at interior side cover (5) by outside, which is fixed on trundle bracket, and sets on side cover (5)
There are the avoid holes (51) passed through for bolt (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820335381.2U CN208180670U (en) | 2018-03-13 | 2018-03-13 | A kind of seamless brake structure of castor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820335381.2U CN208180670U (en) | 2018-03-13 | 2018-03-13 | A kind of seamless brake structure of castor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208180670U true CN208180670U (en) | 2018-12-04 |
Family
ID=64439520
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820335381.2U Active CN208180670U (en) | 2018-03-13 | 2018-03-13 | A kind of seamless brake structure of castor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208180670U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110053421A (en) * | 2019-05-06 | 2019-07-26 | 浦江县恒川信息科技有限公司 | A kind of castor and infusion support and its application method with the castor |
| CN110897804A (en) * | 2019-12-31 | 2020-03-24 | 环美（天津）医疗器械有限公司 | Intelligent nursing bed |
| CN111196110A (en) * | 2018-11-20 | 2020-05-26 | 中国一冶集团有限公司 | Movable thrust type roller mechanism |
| CN115234015A (en) * | 2022-07-27 | 2022-10-25 | 中国十七冶集团有限公司 | Concrete short column on-site fixing device and construction method |
-
2018
- 2018-03-13 CN CN201820335381.2U patent/CN208180670U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111196110A (en) * | 2018-11-20 | 2020-05-26 | 中国一冶集团有限公司 | Movable thrust type roller mechanism |
| CN111196110B (en) * | 2018-11-20 | 2021-10-01 | 中国一冶集团有限公司 | Movable thrust type roller mechanism |
| CN110053421A (en) * | 2019-05-06 | 2019-07-26 | 浦江县恒川信息科技有限公司 | A kind of castor and infusion support and its application method with the castor |
| CN110053421B (en) * | 2019-05-06 | 2020-09-04 | 浦江县恒川信息科技有限公司 | Infusion support with casters and using method thereof |
| CN110897804A (en) * | 2019-12-31 | 2020-03-24 | 环美（天津）医疗器械有限公司 | Intelligent nursing bed |
| CN115234015A (en) * | 2022-07-27 | 2022-10-25 | 中国十七冶集团有限公司 | Concrete short column on-site fixing device and construction method |
| CN115234015B (en) * | 2022-07-27 | 2023-10-31 | 中国十七冶集团有限公司 | Concrete short column on-site fixing device and construction method |
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