CN107264185B - A kind of brake castor - Google Patents
A kind of brake castor Download PDFInfo
- Publication number
- CN107264185B CN107264185B CN201710452945.0A CN201710452945A CN107264185B CN 107264185 B CN107264185 B CN 107264185B CN 201710452945 A CN201710452945 A CN 201710452945A CN 107264185 B CN107264185 B CN 107264185B
- Authority
- CN
- China
- Prior art keywords
- seat board
- arc
- brake
- wheel shaft
- shaped
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B33/00—Castors in general; Anti-clogging castors
- B60B33/0078—Castors in general; Anti-clogging castors characterised by details of the wheel braking mechanism
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B33/00—Castors in general; Anti-clogging castors
- B60B33/0078—Castors in general; Anti-clogging castors characterised by details of the wheel braking mechanism
- B60B33/0089—Castors in general; Anti-clogging castors characterised by details of the wheel braking mechanism acting on the floor
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Handcart (AREA)
Abstract
A kind of brake castor, including bracket, wheel shaft, rubber tire, compression spring and brake component, rubber tire are rotatably assorted with wheel shaft；It further include hand processed, handbag bracket guiding seat board processed, the handle being arranged on arcuate guide seat board and the driving plate that arc-shaped guide plate two sides are arranged in, driving plate includes arc-shaped cam portion and seat board portion；Wheel shaft is fixedly connected with the fixed shaft hole on accommodating cavity, and the wheel shaft in accommodating cavity passes through the axis sliding eye on blade fin, and spring base is inserted into the upper end of compression spring, and the lower end of compression spring and wheel shaft support cooperate；The seat board of bracket is located between two driving plates of hand processed；The cooperation of the arc-shaped surface of arcuate guide seat board and seat board；Arc-shaped cam portion and bottom brake plate cooperate.Due to using such structure, compared with prior art, component is few；When power and energy, handle only need to be rotated, it is easy to operate.
Description
Technical field
The present invention relates to brake castor, the castor of especially selective brake.
Background technique
Currently available technology, a kind of castor of load-bearing brake, including bracket, axis, wheel, brake gear, sliding seat, pressure bullet
Spring and power and energy part, the bracket include accommodating cavity, the sliding seat chamber positioned at accommodating cavity top of the under shed positioned at bottom
With the spring base for the hollow under shed for being located at sliding seat chamber top, the sliding seat includes the U-shaped frame of under shed and is arranged in U-shaped
The cylindrical spring seat of top of the trellis；Power and energy part includes ontology, the conversion chamber of lever and setting on the body, and conversion chamber includes
Positioned at the load-bearing brake chamber of one end, positioned at the walking chamber of the other end and positioned at the directed cavity at middle part；Ontology is located in bracket, and axis is worn
Conversion chamber is crossed, axis is fixedly connected with bracket.There are problems: structure is complicated, at high cost.
Summary of the invention
The object of the present invention is to provide a kind of brake castors, it has structure simple, easy to operate.
The present invention is implemented as follows: a kind of brake castor, including bracket, wheel shaft, rubber tire, compression spring and brake component,
Rubber tire is rotatably assorted with wheel shaft；It is characterized in that the bracket include the supporting rod seat of upper opening, arc-shaped seat, seat board,
Accommodating cavity on seat board and the fixed shaft hole across accommodating cavity are set, and the lower end surface of seat board is plane, one side is arc-shaped
Face, supporting rod seat are connect with arc-shaped seat；
The brake component includes the pedestal that middle part is arranged in, the bottom brake plate that pedestal lower part is arranged in and top is arranged in
Blade fin has the axis sliding eye along short transverse on blade fin, is provided with spring base at the top of axis sliding eye；
Further include hand processed, handbag bracket guiding seat board processed, the handle being arranged on arcuate guide seat board and is arranged in arc
The driving plate of shape guide plate two sides,
Driving plate includes arc-shaped cam portion and seat board portion, and seat board is provided with axis hole in portion；The top in arc-shaped cam portion and arc
The connection of shape guiding seat board；
Wheel shaft is fixedly connected with the fixed shaft hole on accommodating cavity, and the wheel shaft in accommodating cavity passes through the axis on blade fin
Sliding eye, spring base are inserted into the upper end of compression spring, and the lower end of compression spring and wheel shaft support cooperate；The seat board of bracket is located at system
Between two driving plates of hand；The cooperation of the arc-shaped surface of arcuate guide seat board and seat board；Arc-shaped cam portion and bottom brake plate cooperate.
A kind of brake castor is characterized in that the bottom brake plate includes baseplane portion and rear curved surface portion.
A kind of brake castor, be characterized in that the driving plate arc-shaped cam portion and the seat board and
The two sides of pedestal are slidably matched.
A kind of brake castor is characterized in that the sleeve being provided in the seat board portion around axis hole, institute
The wheel hub for stating rubber tire protrudes into sleeve and is slidably matched with the seat board portion in sleeve.
A kind of brake castor of the present invention, due to using such structure, compared with prior art, component is few；Power and energy
When, handle only need to be rotated, it is easy to operate.
Detailed description of the invention
Fig. 1 is stereogram exploded view of the invention.
Fig. 2 is perspective view of the invention.
Fig. 3 is cross-sectional view of the invention.
Fig. 4 is A-A view of Fig. 3.
Fig. 5 is the cross-sectional view of present invention hand processed.
Specific embodiment
The invention will be further described below in conjunction with the accompanying drawings.
As shown in Figure 1, a kind of brake castor, including bracket 1, wheel shaft 2, rubber tire 3, compression spring 4 and brake component 5, rubber tire
It is rotatably assorted with wheel shaft；It is characterized by: the supporting rod seat 11 of the bracket 1 including upper opening, arc-shaped seat 12, seat board 13,
Accommodating cavity 14 on seat board and the fixed shaft hole across accommodating cavity are set, and the lower end surface of seat board 13 is plane, one side is round
Arcwall face 131, supporting rod seat 11 are connect with arc-shaped seat 12；
The brake component 5 includes that the pedestal 51 that middle part is arranged in, the bottom brake plate 52 that pedestal lower part is arranged in and setting exist
The blade fin 53 on top has the axis sliding eye 54 along short transverse on blade fin 53, and the top of axis sliding eye 54 is provided with
Spring base；
It further include hand 6 processed, hand 6 processed includes arcuate guide seat board 61, the handle 62 being arranged on arcuate guide seat board and sets
The driving plate 63 in arc-shaped guide plate two sides is set,
Driving plate 63 includes arc-shaped cam portion 631 and seat board portion 632, is provided with axis hole in seat board portion 632；Arc-shaped cam portion
631 top is connect with arcuate guide seat board 61；
Wheel shaft 2 is fixedly connected with the fixed shaft hole on accommodating cavity 14, and the wheel shaft 2 in accommodating cavity 14 passes through blade fin
Axis sliding eye 54 on 53, spring base are inserted into the upper end of compression spring 4, and the lower end of compression spring 4 and the support of wheel shaft 2 cooperate；Branch
The seat board 13 of frame 1 is located between two driving plates 63 of hand 6 processed；The arc-shaped surface of arcuate guide seat board 61 and seat board 12 cooperates；
Arc-shaped cam portion 631 and bottom brake plate 52 cooperate.
As shown in Figure 2 and Figure 3, arc-shaped cam portion 631 and bottom brake plate 52 are in discrete state, at this point, rubber tire is rolled in plane
It is dynamic；
Under state described in Fig. 3, handle 62 is operated, hand 6 processed rotates counterclockwise；Arc-shaped cam portion 631 and bottom brake plate 52
In holding state, brake component 5 cannot be moved up；Bottom brake plate 52 is bonded with ground, is in on-position.
The bottom brake plate 52 includes baseplane portion 521 and rear curved surface portion 522.
The arc-shaped cam portion 631 of the driving plate 63 and the two sides of the seat board 13 and pedestal 51 are slidably matched.
The sleeve 633 around axis hole is provided in the seat board portion 632, the wheel hub 31 of the rubber tire 3 protrudes into sleeve 633 simultaneously
It is slidably matched with the seat board portion 632 in sleeve 633.
Above-described is only preferred embodiments of the invention.It should be pointed out that for the ordinary skill of this field
For personnel, without departing from the principles of the present invention, it can also make several improvements and modification, this is also considered as of the invention
Protection scope.
Claims (4)
1. a kind of brake castor, including bracket, wheel shaft, rubber tire, compression spring and brake component, rubber tire are rotatably assorted with wheel shaft；Its
Be characterized in that: the bracket includes the supporting rod seat of upper opening, arc-shaped seat, seat board, the accommodating cavity being arranged on seat board and wears
The fixed shaft hole of accommodating cavity is crossed, the lower end surface of seat board is plane, one side is arc-shaped surface, and supporting rod seat and arc-shaped seat connect
It connects；
The brake component includes the pedestal that middle part is arranged in, the bottom brake plate that pedestal lower part is arranged in and the guiding that top is arranged in
Slide plate has the axis sliding eye along short transverse on blade fin, is provided with spring base at the top of axis sliding eye；
It further include hand processed, handbag bracket guiding seat board processed, the handle being arranged on arcuate guide seat board and setting are led in arc
To the driving plate of plate two sides,
Driving plate includes arc-shaped cam portion and seat board portion, and seat board is provided with axis hole in portion；It is led with arc on the top in arc-shaped cam portion
It is connected to seat board；
Wheel shaft is fixedly connected with the fixed shaft hole on accommodating cavity, and the wheel shaft in accommodating cavity passes through the axis sliding on blade fin
Hole, spring base are inserted into the upper end of compression spring, and the lower end of compression spring and wheel shaft support cooperate；The seat board of bracket is located at hand processed
Between two driving plates；The cooperation of the arc-shaped surface of arcuate guide seat board and seat board；Arc-shaped cam portion and bottom brake plate cooperate.
2. a kind of brake castor according to claim 1, it is characterised in that: the bottom brake plate includes baseplane portion with after
Curved face part.
3. a kind of brake castor according to claim 1, it is characterised in that: the arc-shaped cam portion of the driving plate with it is described
The two sides of seat board and pedestal are slidably matched.
4. a kind of brake castor according to claim 1, it is characterised in that: be provided in the seat board portion around axis hole
Sleeve, the wheel hub of the rubber tire protrude into sleeve and are slidably matched with the seat board portion in sleeve.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2017206532186 | 2017-06-07 | ||
| CN201720653218 | 2017-06-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107264185A CN107264185A (en) | 2017-10-20 |
| CN107264185B true CN107264185B (en) | 2019-07-23 |
Family
ID=60066894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710452945.0A Active CN107264185B (en) | 2017-06-07 | 2017-06-15 | A kind of brake castor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107264185B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0038197A1 (en) * | 1980-04-14 | 1981-10-21 | Stewart-Warner Corporation | Dual wheel caster assembly |
| EP0275959A3 (en) * | 1987-01-20 | 1989-06-14 | Gross + Froehlich Gmbh & Co. | Castor with blocking means |
| CN102975575A (en) * | 2012-12-18 | 2013-03-20 | 福州施可瑞光电科技有限公司 | Dual-pedal-control caster wheel |
| WO2013149394A1 (en) * | 2012-04-06 | 2013-10-10 | 福州施可瑞光电科技有限公司 | Double-pedal synchronous full-braking caster |
| EP2955034A1 (en) * | 2013-01-25 | 2015-12-16 | Fujian Secure Medical Technology Co. Ltd | Twin-pedal-controlled swivel caster |
| CN204936698U (en) * | 2015-07-30 | 2016-01-06 | 湖北航天双菱物流技术有限公司 | The overall plastic two-wheel of bidirectional brake formula |
| CN205553781U (en) * | 2016-03-24 | 2016-09-07 | 中山市诺贝五金制品有限公司 | Truckle of bearing brake |
-
2017
- 2017-06-15 CN CN201710452945.0A patent/CN107264185B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0038197A1 (en) * | 1980-04-14 | 1981-10-21 | Stewart-Warner Corporation | Dual wheel caster assembly |
| EP0275959A3 (en) * | 1987-01-20 | 1989-06-14 | Gross + Froehlich Gmbh & Co. | Castor with blocking means |
| WO2013149394A1 (en) * | 2012-04-06 | 2013-10-10 | 福州施可瑞光电科技有限公司 | Double-pedal synchronous full-braking caster |
| CN102975575A (en) * | 2012-12-18 | 2013-03-20 | 福州施可瑞光电科技有限公司 | Dual-pedal-control caster wheel |
| EP2955034A1 (en) * | 2013-01-25 | 2015-12-16 | Fujian Secure Medical Technology Co. Ltd | Twin-pedal-controlled swivel caster |
| CN204936698U (en) * | 2015-07-30 | 2016-01-06 | 湖北航天双菱物流技术有限公司 | The overall plastic two-wheel of bidirectional brake formula |
| CN205553781U (en) * | 2016-03-24 | 2016-09-07 | 中山市诺贝五金制品有限公司 | Truckle of bearing brake |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107264185A (en) | 2017-10-20 |
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