CN105984276A - Braking castor - Google Patents
Braking castor Download PDFInfo
- Publication number
- CN105984276A CN105984276A CN201510078352.3A CN201510078352A CN105984276A CN 105984276 A CN105984276 A CN 105984276A CN 201510078352 A CN201510078352 A CN 201510078352A CN 105984276 A CN105984276 A CN 105984276A
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- China
- Prior art keywords
- brake
- wheel carrier
- spring
- castor
- braking
- 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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Abstract
The invention discloses a braking castor. The braking castor comprises a wheel carrier provided with a center shaft, an insertion rod, and side wheels on the two sides of the wheel carrier. An unlocking plate is in shaft connection with the side wall of the wheel carrier, and the lower end of the unlocking plate is backwards connected with the inner wall of the wheel carrier through an unlocking plate spring; the center shaft is sleeved with a braking plate, and the middle of the braking plate is downwards connected with the inner wall of the wheel carrier through a braking plate spring; a braking block capable of moving up and down is arranged in the portion, above the center shaft, in the wheel carrier, a braking piece capable of moving forwards and backwards is arranged below the center shaft, and a first braking fluted disc is annularly and fixedly arranged on the inner side of one side wheel; the braking block corresponds to the first braking fluted disc, the lower end of the insertion rod is sleeved with a second braking fluted disc in a clamped mode, and the braking piece corresponds to the second braking fluted disc. The braking castor is reasonable in structure, convenient to use and high in safety and has reliable locking and unlocking functions.
Description
Technical field
The present invention relates to mechanical equipment technical field, specifically a kind of brake castor.
Background technology
Castor is widely used in dispensing car, the field such as wheelchair, dining car.It is divided into again fixing according to steering characteristic
Castor and movable castor.Movable castor can carry out 360 degree of horizontal orientations, uses more convenient.Have
A little movable castors have braking mechanism, it is possible to achieve orientation and brake function.But due to aspects such as designs
Reason, the resistance that braking mainly dependence and wheel friction increase wheel turns completes braking, is braking
Make the bigger power of needs just can complete, the most usually occur that situation about skidding occurs, particularly carry relatively weight
During product, because its inertia is relatively big, does not reaches the requirement of braking in time, be also possible to time serious to cause personal damage.
Summary of the invention
The technical problem to be solved be to provide a kind of property rational in infrastructure, easy to use, safe good,
There is the brake castor of positive lock and unlocking function.
To achieve these goals, the present invention provides a kind of brake castor, including the wheel with transverse central axis
Frame, wheel carrier are vertically provided with inserted link chamber, and inserted link intracavity is provided with inserted link, and wheel carrier is respectively provided on two sides with through central shaft
Cincture, also include:
First brake fluted disc, brake shoes, brake shoes spring, keep plate, keep plate spring, the second brake tooth
Dish, brake block, brake block spring, brake block bracket, unlocking board and unlocking board spring,
Described wheel carrier outer rim is respectively equipped with unlocking board installing hole and keep plate installing hole；
Unlocking board is connected with wheel carrier side-wall shaft through unlocking board installing hole, unlocking board lower end backward with wheel carrier inwall
Between connected by unlocking board spring；
Being provided with keep plate below unlocking board, keep plate front end is sequentially provided with banking stop, axis hole and catch, spacing
Sheet rear is provided with location division, and keep plate passes keep plate installing hole, and described shaft hole sleeve is connected on described central shaft,
It is connected by keep plate spring with between wheel carrier inwall downwards in the middle part of keep plate；
It is provided with vertical chute in wheel carrier above central shaft, in chute, is disposed with brake shoes, brake shoes bullet
Spring and baffle plate, brake shoes can move up and down in chute, is additionally provided with spacing hole in the middle part of brake shoes；
It is installed with brake block bracket below central shaft, in brake block bracket, is socketed with the brake that can move forward and backward
Sheet, is provided with the spring mounting hole of band card division in the middle of brake block, brake block spring is arranged on spring by card division pacifies
In dress hole；
Described first brake fluted disc is installed in inside described cincture in the form of a ring；Described inserted link lower end cutting ferrule second is stopped
Skiving dish；
Described banking stop is inserted in spacing hole, and described washer is inserted into brake block spring and spring mounting hole wall
Between.
Above-mentioned brake castor, wherein, being provided with cross section below described spacing hole is trapezoidal limiting section, described
Be additionally provided with outside spacing hole a pair protruding, described protruding and described first brake fluted disc is corresponding.
Above-mentioned brake castor, wherein, described location division includes the screens portion of level and oblique guide portion.
Above-mentioned brake castor, wherein, described brake block and the opposing groove that is additionally provided with in described card division, described recessed
Groove is corresponding with described second brake fluted disc.
Above-mentioned brake castor, wherein, is additionally provided with jump ring below described second brake fluted disc.
Above-mentioned brake castor, wherein, described inserted link upper end is provided with screw thread, and threaded lower end is provided with fixing nut,
Inserted link end cap, bearing arrangement and inserted link axle sleeve it is socketed successively below fixing nut.
Above-mentioned brake castor, wherein, described bearing arrangement includes ball and the upper and lower two ball torr of ball
Frame.
Above-mentioned brake castor, wherein, described cincture is connected with described central shaft by shelves ring and central axle sleeve.
Above-mentioned brake castor, wherein, outside described cincture, also card is buckled with cincture end cap.
Above-mentioned brake castor, wherein, is provided with outside described unlocking board and described wheel carrier outer rim corresponding first
Dustproof part, is provided with second dustproof part corresponding with described wheel carrier outer rim outside described braking vane.
The invention has the beneficial effects as follows: property rational in infrastructure, easy to use, safe is good, there is positive lock and
Unlocking function.
Describe the present invention below in conjunction with the drawings and specific embodiments, but not as to the present invention's
Limit.
Accompanying drawing explanation
Fig. 1 is the brake castor explosive view of the present invention；
Fig. 2 is the keep plate structural representation of the present invention；
Fig. 3 is brake shoes structural representation of the present invention；
Fig. 4 is brake block structure schematic diagram of the present invention；
The brake castor of Fig. 5 present invention is in profile during released state；
The profile when brake castor of Fig. 6 present invention is in the lock state；
The brake castor of Fig. 7 present invention is in general assembly drawing during released state；
The general assembly drawing when brake castor of Fig. 8 present invention is in the lock state.
Wherein, reference
1, inserted link；1.1, fixing nut；2, inserted link end cap；3, ball bracket；4, ball；5, insert
Rod sleeve；6, wheel carrier；6.1, inserted link chamber；6.2, unlocking board installing hole；6.3, keep plate installing hole；
6.4, chute；7, brake shoes；7.1, spacing hole；7.2, limiting section；7.3, protruding；8, cincture end
Lid；9, nut；10, pad；11 cinctures；11.1 first brake fluted disc；12, central axle sleeve；13、
Shelves ring；14, unlocking board；14.1, unlocking board rivet；14.2 the first dustproof part；15, keep plate；15.1、
Banking stop；15.2, axis hole；15.3, catch；15.4, location division；15.41, screens portion；15.42、
Guide portion；15.5, the second dustproof part；16, brake block；16.1, spring mounting hole；16.2, card division；
16.3, groove；17, central shaft；18, the second brake fluted disc；19, jump ring；20, brake block bracket；
20.1, brake block bracket rivet；21, unlocking board spring；22, keep plate spring；23, brake shoes spring；
24, baffle plate.
Detailed description of the invention
Structural principle and operation principle to the present invention are described in detail below in conjunction with the accompanying drawings: such as Fig. 1～8
Shown in, one brake castor of the present invention, vertical including wheel carrier 6, the wheel carrier 6 with transverse central axis 17
Being provided with inserted link chamber 6.1, be provided with inserted link 1 in inserted link chamber 6.1, wheel carrier 6 is respectively provided on two sides with through central shaft
The cincture 11 of 17, also includes:
First brake fluted disc 11.1, brake shoes 7, brake shoes spring 23, keep plate 15, keep plate spring
22, the second brake fluted disc 18, brake block 16, brake block spring 23, brake block bracket 20, unlocking board
14 and unlocking board spring 21.
Wheel carrier 6 outer rim is respectively equipped with unlocking board installing hole 6.2 and keep plate installing hole 6.3.
Unlocking board 14 is through unlocking board installing hole 6.2 with wheel carrier 6 sidewall by unlocking board rivet 14.1 axle even
Connecing, unlocking board 14 lower end is connected by unlocking board spring 21 with between wheel carrier 6 inwall backward.
Being provided with keep plate 15 below unlocking board 14, keep plate 15 front end is sequentially provided with banking stop 15.1, axle
Hole 15.2 and catch 15.3, banking stop 15.1 rear is provided with location division 15.4, and location division 15.4 includes water
Flat screens portion 15.41 and oblique guide portion 15.42.
Keep plate 15 is through keep plate installing hole 6.3, and axis hole 15.2 is socketed on central shaft 17, braking
It is connected by keep plate spring 22 with between wheel carrier 6 inwall downwards in the middle part of plate 15.
It is provided with vertical chute 6.4 in wheel carrier 6 above central shaft 17, is disposed with in chute 6.4 and stops
Car block 7, brake shoes spring 23 and baffle plate 24, brake shoes 7 can move up and down in chute 6.4, brake
Spacing hole 7.1 it is additionally provided with in the middle part of block 7；
Being installed with brake block bracket 20 below central shaft 17, brake block bracket 20 is by brake block bracket riveting
Nail 20.1 is fixed on wheel carrier 6, is socketed with the brake block 16 that can move forward and backward in brake block bracket 20,
Being provided with the spring mounting hole 16.1 of band card division 16.2 in the middle of brake block 16, brake block spring 23 passes through card division
16.2 are arranged in spring mounting hole 16.1；
Described first brake fluted disc 11.1 is installed in inside cincture 11 in the form of a ring；Inserted link 1 lower end cutting ferrule second
Brake fluted disc 18, is additionally provided with jump ring 19 below the second brake fluted disc 18.
As it is shown in figure 5, in during released state, banking stop 15.1 is inserted into spacing hole 7.1, as shown in Figure 6,
During on-position, banking stop 15.1 is separated from spacing hole 7.1, washer 15.3 is inserted into brake block spring
Between 23 and spring mounting hole 16 wall.
Being provided with cross section below spacing hole 7.1 is trapezoidal limiting section 7.2, and such structure can make banking stop
15.1, when inserting spacing hole 7.1, overcome the bullet of keep plate spring 22 from the bottom of trapezoidal limiting section 7.2
Smooth being inserted in spacing hole of power, is additionally provided with a pair projection 7.3 outside spacing hole 7.1, protruding 7.3 with
First brake fluted disc 11.1 is corresponding.
Brake block 16 and the opposing groove 16.3 that is additionally provided with in card division 16.2, groove 16.3 and, the second brake tooth
Dish 18 is corresponding.
Inserted link 1 upper end is provided with screw thread, and threaded lower end is provided with fixing nut 1.1, depends on below fixing nut 1.1
Secondary socket inserted link end cap 2, bearing arrangement and inserted link axle sleeve 5, bearing arrangement includes on ball 4 and ball 4,
Under two ball brackets 3.
Cincture 11 is connected with described central shaft 17 by shelves ring 13 and central axle sleeve 12, is passing through pad
10 and nut 9 fix.
Outside cincture 11, also card is buckled with cincture end cap 8.
First dustproof part 14.2 corresponding with wheel carrier 6 outer rim, described braking vane 15 it is provided with outside unlocking board 14
Outside is provided with second dustproof part 15.5 corresponding with wheel carrier 6 outer rim.
Inserted link 1 threaded upper ends is for connecting the bottom of vehicle, and generally, brake castor installs number
Amount is 3 or 4.
Wheel carrier 6 as the basic stake body of brake castor, is mainly used to fix cincture 11 and locking mechanism
Position.
Cincture 11 is rolling member, it is possible to reduce the thrust of vehicle.Cincture 11 is socketed in wheel carrier 6
In mandrel 17, and position with nut 9 and pad 10.
The internal structure interaction relation that brake castor of the present invention work is is described below.
As shown in Figure 5, it is assumed that brake castor original state is released state, user tramps with one's feet and steps on keep plate
15, keep plate 15 is pivotally lowered into self-locking after certain position, becomes lock-out state, and process is as follows: unlock
During state, banking stop 15.1 is inserted in spacing hole 7.1, as shown in Figure 6, when keep plate 15
Rotate down, unlocking board 14 lower end along guide portion 15.42 slide into screens portion 15.41 time take-off the brake
Plate 15, and in this course；Banking stop 15.1 is separated from spacing hole 7.1, and brake shoes 7 is at brake shoes
Moving up under the effect of spring 23, protruding 7.3 are engaged with first brake fluted disc；Now cincture 11 rotates
Braking procedure complete, washer 15.3 heap forward moves brake block spring 23 simultaneously, the most also by brake block 16
Promote forward, and final groove 16.3 is buckled on the second brake fluted disc 18, the location of cincture horizontal direction
Complete the most simultaneously.
As shown in Figure 6, need when on-position to unlock, only unlocking board 14 need to be touched the most gently,
Unlocking board 14 lower end is separated from location division 15.41, and now keep plate spring 22 promotes keep plate counterclockwise
15 rotate, and banking stop 15.1 drives brake shoes 7 to move down in being inserted into spacing hole 7.1, and protruding 7.3
It is separated from first brake fluted disc 11.1；Washer 15.3 drags brake block 16 and is moved rearwards by simultaneously, groove 16.3
Being separated from the second brake fluted disc 18, now releasing process completes.
Certainly, the present invention also can have other various embodiments, without departing substantially from present invention spirit and the feelings of essence thereof
Under condition, those of ordinary skill in the art work as can make various corresponding change and deformation according to the present invention, but
These change accordingly and deform the protection domain that all should belong to appended claims of the invention.
Claims (10)
1. a brake castor, is vertically provided with inserted link chamber including wheel carrier, the wheel carrier with transverse central axis,
Inserted link intracavity is provided with inserted link, and wheel carrier is respectively provided on two sides with the cincture through central shaft, it is characterised in that also wrap
Include:
First brake fluted disc, brake shoes, brake shoes spring, keep plate, keep plate spring, the second brake tooth
Dish, brake block, brake block spring, brake block bracket, unlocking board and unlocking board spring,
Described wheel carrier outer rim is respectively equipped with unlocking board installing hole and keep plate installing hole；
Unlocking board is connected with wheel carrier side-wall shaft through unlocking board installing hole, unlocking board lower end backward with wheel carrier inwall
Between connected by unlocking board spring；
Being provided with keep plate below unlocking board, keep plate front end is sequentially provided with banking stop, axis hole and catch, spacing
Sheet rear is provided with location division, and keep plate passes keep plate installing hole, and described shaft hole sleeve is connected on described central shaft,
It is connected by keep plate spring with between wheel carrier inwall downwards in the middle part of keep plate；
It is provided with vertical chute in wheel carrier above central shaft, in chute, is disposed with brake shoes, brake shoes bullet
Spring and baffle plate, brake shoes can move up and down in chute, is additionally provided with spacing hole in the middle part of brake shoes；
It is installed with brake block bracket below central shaft, in brake block bracket, is socketed with the brake that can move forward and backward
Sheet, is provided with the spring mounting hole of band card division in the middle of brake block, brake block spring is arranged on spring by card division pacifies
In dress hole；
Described first brake fluted disc is installed in inside described cincture in the form of a ring；Described inserted link lower end cutting ferrule second is stopped
Skiving dish；
Described banking stop is inserted in spacing hole, and described washer is inserted into brake block spring and spring mounting hole wall
Between.
2. brake castor as claimed in claim 1, it is characterised in that be provided with below described spacing hole and cut
Face is trapezoidal limiting section, is additionally provided with a pair projection outside described spacing hole, and described projection is stopped with described first
Skiving dish is corresponding.
3. brake castor as claimed in claim 1, it is characterised in that described location division includes level
Screens portion and oblique guide portion.
4. brake castor as claimed in claim 1, it is characterised in that described brake block and described card division
The opposing groove that is additionally provided with, described groove is corresponding with described second brake fluted disc.
5. brake castor as claimed in claim 1, it is characterised in that below described second brake fluted disc
It is additionally provided with jump ring.
6. the brake castor as described in Claims 1 to 5 any claim, it is characterised in that described slotting
Bar upper end is provided with screw thread, and threaded lower end is provided with fixing nut, is socketed inserted link end cap successively below fixing nut,
Bearing arrangement and inserted link axle sleeve.
7. brake castor as claimed in claim 6, it is characterised in that described bearing arrangement includes ball
The two ball brackets upper and lower with ball.
8. brake castor as claimed in claim 1, it is characterised in that described cincture by shelves ring and in
Spindle sleeve is connected with described central shaft.
9. the brake castor as described in claim 1 or 8, it is characterised in that also block outside described cincture
It is buckled with cincture end cap.
10. brake castor as claimed in claim 1, it is characterised in that be provided with outside described unlocking board with
Corresponding first dustproof part of described wheel carrier outer rim, is provided with corresponding with described wheel carrier outer rim outside described braking vane
Second dustproof part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510078352.3A CN105984276A (en) | 2015-02-11 | 2015-02-11 | Braking castor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510078352.3A CN105984276A (en) | 2015-02-11 | 2015-02-11 | Braking castor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105984276A true CN105984276A (en) | 2016-10-05 |
Family
ID=57041304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510078352.3A Pending CN105984276A (en) | 2015-02-11 | 2015-02-11 | Braking castor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105984276A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107953919A (en) * | 2017-05-23 | 2018-04-24 | 内蒙古财经大学 | A kind of adjustable steady type circular ring type logistics trolley of handle |
| CN107997409A (en) * | 2017-12-13 | 2018-05-08 | 李志浩 | Medicine gets intelligence storage cabinet |
| CN110576703A (en) * | 2019-10-15 | 2019-12-17 | 无锡市中冠物流设备有限公司 | brake box structure for combined central control wheel |
| CN111546830A (en) * | 2020-04-28 | 2020-08-18 | 珠海格力电器股份有限公司 | Caster assembly and mobile air conditioner |
| CN113352816A (en) * | 2021-07-21 | 2021-09-07 | 中山市盈禾脚轮有限公司 | Universal braking double-brake trundle convenient for brake release |
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|---|---|---|---|---|
| CN2499252Y (en) * | 2001-08-21 | 2002-07-10 | 朱惠雄 | Improved castor |
| JP2004050979A (en) * | 2002-07-19 | 2004-02-19 | Nansin Co Ltd | Double wheel caster |
| CN201329765Y (en) * | 2008-12-29 | 2009-10-21 | 冯煤山 | Caster brake structure |
| DE202014100910U1 (en) * | 2014-02-27 | 2014-06-25 | Der Sheng Co., Ltd. | Roller with central locking |
| CN203780223U (en) * | 2014-04-11 | 2014-08-20 | 福州施可瑞光电科技有限公司 | Three-gear control trundle |
| CN204472446U (en) * | 2015-02-11 | 2015-07-15 | 何丽然 | A kind of brake castor |
-
2015
- 2015-02-11 CN CN201510078352.3A patent/CN105984276A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2499252Y (en) * | 2001-08-21 | 2002-07-10 | 朱惠雄 | Improved castor |
| JP2004050979A (en) * | 2002-07-19 | 2004-02-19 | Nansin Co Ltd | Double wheel caster |
| CN201329765Y (en) * | 2008-12-29 | 2009-10-21 | 冯煤山 | Caster brake structure |
| DE202014100910U1 (en) * | 2014-02-27 | 2014-06-25 | Der Sheng Co., Ltd. | Roller with central locking |
| CN203780223U (en) * | 2014-04-11 | 2014-08-20 | 福州施可瑞光电科技有限公司 | Three-gear control trundle |
| CN204472446U (en) * | 2015-02-11 | 2015-07-15 | 何丽然 | A kind of brake castor |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107953919A (en) * | 2017-05-23 | 2018-04-24 | 内蒙古财经大学 | A kind of adjustable steady type circular ring type logistics trolley of handle |
| CN107997409A (en) * | 2017-12-13 | 2018-05-08 | 李志浩 | Medicine gets intelligence storage cabinet |
| CN110576703A (en) * | 2019-10-15 | 2019-12-17 | 无锡市中冠物流设备有限公司 | brake box structure for combined central control wheel |
| CN110576703B (en) * | 2019-10-15 | 2024-05-03 | 无锡市中冠医疗设备有限公司 | Brake box structure for combined central control wheel |
| CN111546830A (en) * | 2020-04-28 | 2020-08-18 | 珠海格力电器股份有限公司 | Caster assembly and mobile air conditioner |
| CN113352816A (en) * | 2021-07-21 | 2021-09-07 | 中山市盈禾脚轮有限公司 | Universal braking double-brake trundle convenient for brake release |
| CN113352816B (en) * | 2021-07-21 | 2022-11-25 | 中山市盈禾脚轮有限公司 | Universal braking double-brake caster capable of conveniently relieving braking |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20161005 |
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| WD01 | Invention patent application deemed withdrawn after publication |