CN206406697U - The trundle bracket that a kind of band center is stopped - Google Patents
The trundle bracket that a kind of band center is stopped Download PDFInfo
- Publication number
- CN206406697U CN206406697U CN201720109086.0U CN201720109086U CN206406697U CN 206406697 U CN206406697 U CN 206406697U CN 201720109086 U CN201720109086 U CN 201720109086U CN 206406697 U CN206406697 U CN 206406697U
- Authority
- CN
- China
- Prior art keywords
- trundle bracket
- installation portion
- pedal
- brake shoes
- linkage
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses the trundle bracket that a kind of band center is stopped, including square installation portion, trundle bracket is provided with below installation portion, road wheel is housed on trundle bracket, the trundle bracket is rotatably arranged under installation portion, brake assemblies are provided between the installation portion and trundle bracket, the brake assemblies include brake pedal and the brake shoes linked therewith, the pedal is hinged on rear side of installation portion and is connected to brake shoes by the linkage for being arranged on installation portion center, the linkage is hinged under pedal, torsion spring is provided between pedal and the linkage, the brake shoes is located at place on the upper side on rear side of road wheel；Linkage includes the nose bar that the drawing sheet being hinged with pedal and installation portion center are erect, and nose bar is through trundle bracket and below provided with the compressor arm being hinged on by major axis on the inside of trundle bracket, and brake shoes is fixed on compression rod rear end.
Description
Technical field
This Shi Xin Xing Wataru and a kind of castor, particularly a kind of trundle bracket of strap brake.
Background technology
Castor of the prior art includes trundle bracket, wheel assembly and brake assemblies on trundle bracket, stops
Car component is inclined to side, is easy to damage during use, brake is often stuck, it is impossible to recover；Therefore, it is necessary to existing
Some castors are improved and optimized.
Utility model content
To overcome the deficiencies in the prior art, the utility model provides a kind of trundle bracket that there is center to stop.
The utility model solves the technical scheme that its technical problem used：
Trundle bracket, castor branch are provided with below the trundle bracket that a kind of band center is stopped, including square installation portion, installation portion
Road wheel is housed, the trundle bracket is rotatably arranged under installation portion, set between the installation portion and trundle bracket on frame
There are brake assemblies, the brake assemblies include brake pedal and the brake shoes linked therewith, and the pedal is hinged on after installation portion
Side is simultaneously connected to brake shoes by the linkage for being arranged on installation portion center, and the linkage is hinged under pedal, pedal
Torsion spring is provided between the linkage, the brake shoes is located at place on the upper side on rear side of road wheel；Linkage includes cutting with scissors with pedal
The nose bar that drawing sheet and the installation portion center connect is erect, nose bar passes through trundle bracket and is provided with below is hinged on pin by major axis
Compressor arm on the inside of wheel support, brake shoes is fixed on compression rod rear end.
Further, the drawing sheet is provided with briquetting, and briquetting center, which is provided with the top of through hole, nose bar, is set to cambered surface and logical with this
Hole is contacted.
Further, the trundle bracket is provided with connecting rod, and connecting rod lower end is fixed with the shell fragment of ' U ' type, nose bar
Portion is provided with flange, and shell fragment is provided with a touch panel, and touch panel is contacted with flange lower surface.
Further, return torsion spring is also hinged with the major axis, return one end is fixed on brake shoes, another side pressure
On the downside of trundle bracket.
Further, the brake shoes is a round table-like block rubber.
The beneficial effects of the utility model are：By the linkage of pedal and bar linkage structure, easily brake shoes can be pressed in
Walking wheel surface, makes road wheel stop operating by frictional force；Nose bar is arranged on installation portion center, passes through belling under drawing sheet
Bar, nose bar pushes compressor arm, simple in construction, stably, durable in use；Moreover, by torsion spring connecting rod machine can be made after pedal is unclamped
Structure and pedal set back rapidly, prevent stuck, convenient to brake next time.
Brief description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is structural representation of the present utility model；
Fig. 2 is Fig. 1 left view structural representation；
Fig. 3 is Fig. 1 present invention looks up structural representation.
Embodiment
Referring to figs. 1 to 3, a kind of trundle bracket that band center is stopped, including square installation portion 1, its corner is provided with through hole, with
Just it is installed under the equipment needed to use.The lower section of installation portion 1, which is provided with trundle bracket 2, trundle bracket 2, is equipped with road wheel 3,
The trundle bracket 2 is rotatably arranged under installation portion 1, and brake assemblies are provided between the installation portion 1 and trundle bracket 2,
The brake assemblies include brake pedal 4 and the brake shoes 5 linked therewith, and the pedal 4 is hinged on the rear side of installation portion 1 and upward
20 °~30 ° are tilted, and it is connected to brake shoes 5, the linkage hinge by being arranged on the linkage in the center of installation portion 1
It is connected under pedal 4, including torsion spring is provided between pedal 4 and the linkage, it is on the upper side that the brake shoes 5 is located at the rear side of road wheel 3
Place.By the linkage of pedal 4 and bar linkage structure, brake shoes 5 easily can be pressed in the surface of road wheel 3, row is made by frictional force
Walk wheel 3 to stop operating, linkage is arranged on the center of installation portion 1, Stability Analysis of Structures is durable in use；It can be stepped on by torsion spring in release
Linkage is set back rapidly after plate 4, prevent stuck, it is convenient to brake next time；Meanwhile, pedal 4 is hinged on after installation portion 1
Side is simultaneously upturned 20 °~30 °, conveniently tramples and is braked, and is found according to experiment, and the tilting angle of pedal 4 is less than 20 ° of brakes
Too laborious, again bad more than 30 ° to trample, 20 °~30 ° of angle is the most convenient and strength-saving, and will not hinder installation above castor
The device such as dolly, be optimal angular range.
It is preferred that, the installation portion 1 includes top plate 16, backing plate 17, intermediate plate 18 and the drain pan set gradually from top to bottom
19, top plate 16, backing plate 17, intermediate plate 18 and drain pan 19 are fixed as one by rivet, backing plate 17, intermediate plate 18 and the edge of drain pan 19
Center is provided with same central groove, and linkage is with regard in centrally disposed groove；Drain pan 19 is set to downwardly projecting cylindrical shell,
The rounded insertion in its bottom surface, the trundle bracket 2 is arranged on drain pan 19.Trundle bracket 2 is equipped with annular including lower edges
The circular bearing plate 20 of recess, the downside of intermediate plate 18 is provided with recess corresponding with recess, the recess and recess of the upside of bearing plate 20
Between, between the recess of downside and drain pan 19 be equipped with some balls.The downside of bearing plate 20 is provided with a plectane 21, trundle bracket 2
It is fixed on by screw rod under plectane 21.By such structure, trundle bracket 2 just can be around longitudinally rotating, so as to be conveniently steered.
Further, trundle bracket 2 is the inclined prong like in side forward, and the wheel shaft two ends of road wheel 3 are solid by nut
It is scheduled in two fork plates 22 of the prong like.The main body of road wheel 3 is a metal wheel hub 23, and metal wheel hub 23 is cylindrical upper equipped with wear-resisting
Plastic hoop 24, wheel shaft is mounted in the center of metal wheel hub 23, and equipped with two bearings on wheel shaft, the outer ring of two bearings is separately fixed at
The both sides of metal wheel hub 23, which provides flexible, the convenient castor of steering, brake shoes 5 is a round table-like block rubber,
Frictional force between block rubber and plastic hoop 24 is very big, can be rapidly performed by brake.
It is preferred that, linkage is included in the drawing sheet 6 being hinged with pedal 4, the centrally located groove of drawing sheet 6, on drawing sheet 6
Briquetting 10 is provided with installation portion center, the center of briquetting 10 is provided with through hole, and the center of installation portion 1, which is erect, nose bar 7, and the top of nose bar 7 is set
Contacted for cambered surface and with through hole.Nose bar 7 passes through trundle bracket 2 and is provided with below is hinged on the inner side of trundle bracket 2 by major axis 8
Compressor arm 9, brake shoes 5 is fixed on the rear end of compressor arm 9.Drawing sheet 6 can be stretched out by pushes pedals 4, now through hole
Also the cambered surface at the top of nose bar 7 is displaced outwardly and departs from, the top of nose bar 7 loses receiving space, oppressed by the downside of briquetting 10
Move downward, and promote compressor arm 9 to be rotated down around major axis 8 so that brake shoes 5, which is followed, to be moved and be pressed on road wheel 3, is forced
Road wheel 3 stops operating, and operation is very simply, conveniently.
Further, the trundle bracket 2 is provided with connecting rod 11, and the lower end of connecting rod 11 is fixed with the shell fragment 12 of ' U ' type,
The bottom of nose bar 7 is provided with flange 13, and shell fragment 12 is provided with a touch panel 14, and touch panel 14 is contacted with the lower surface of flange 13.Also cut with scissors on major axis 8
Return torsion spring 15 is connected to, the one end of return torsion spring 15 is fixed on brake shoes 5, the other end is pressed in the downside of trundle bracket 2.Pass through shell fragment
12, can be after pedal 4 be unclamped, nose bar 7 can rebound rapidly upward, and now drawing sheet 6 has also set back, and the top of nose bar 7 is again
Into through hole, the limitation to pressure strip is unclamped in its lower end；Meanwhile, return torsion spring 15 also flicks brake shoes 5, so as to separate brake
The friction of block 5 and road wheel 3, releases braking state.The utility model is simple in construction, is hardly damaged, long lifespan, can extensive use
In all trades and professions, to facilitate conveying articles.
It is described above, simply better embodiment of the present utility model, but the utility model is not limited to above-described embodiment,
As long as it reaches technique effect of the present utility model with any same or similar means, protection of the present utility model should be all included in
Within the scope of.
Claims (5)
1. the trundle bracket that a kind of band center is stopped, including square installation portion（1）, installation portion（1）Lower section is provided with trundle bracket
（2）, trundle bracket（2）It is upper that road wheel is housed（3）, it is characterised in that：The trundle bracket（2）Rotatably it is arranged on installation portion
（1）Under, the installation portion（1）And trundle bracket（2）Between be provided with brake assemblies, the brake assemblies include brake pedal（4）
The brake shoes linked therewith（5）, the pedal（4）It is hinged on installation portion（1）Rear side and by being arranged on installation portion（1）Center
Linkage be connected to brake shoes（5）, the linkage is hinged on pedal（4）Under, pedal（4）Between the linkage
Provided with torsion spring, the brake shoes（5）Positioned at road wheel（3）Rear side place on the upper side；Linkage includes and pedal（4）The stretching being hinged
Piece（6）And installation portion（1）The nose bar that center is erect（7）, nose bar（7）Through trundle bracket（2）And be provided with below by major axis
（8）It is hinged on trundle bracket（2）The compressor arm of inner side（9）, brake shoes（5）It is fixed on compressor arm（9）Rear end.
2. the trundle bracket that a kind of band center according to claim 1 is stopped, it is characterised in that：The drawing sheet（6）On set
There is briquetting（10）, briquetting（10）Center is provided with through hole, nose bar（7）Top is set to cambered surface and contacted with the through hole.
3. the trundle bracket that a kind of band center according to claim 2 is stopped, it is characterised in that：The trundle bracket（2）On
Provided with connecting rod（11）, connecting rod（11）Lower end is fixed with the shell fragment of ' U ' type（12）, nose bar（7）Bottom is provided with flange（13）,
Shell fragment（12）It is provided with a touch panel（14）, touch panel（14）With flange（13）Lower surface is contacted.
4. the trundle bracket that a kind of band center according to claim 3 is stopped, it is characterised in that：The major axis（8）On also cut with scissors
It is connected to return torsion spring（15）, return torsion spring（15）One end is fixed on brake shoes（5）On, the other end is pressed in trundle bracket（2）Downside.
5. the trundle bracket that a kind of band center according to claim 4 is stopped, it is characterised in that：The brake shoes（5）For one
Round table-like block rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720109086.0U CN206406697U (en) | 2017-01-25 | 2017-01-25 | The trundle bracket that a kind of band center is stopped |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720109086.0U CN206406697U (en) | 2017-01-25 | 2017-01-25 | The trundle bracket that a kind of band center is stopped |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206406697U true CN206406697U (en) | 2017-08-15 |
Family
ID=59558140
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720109086.0U Expired - Fee Related CN206406697U (en) | 2017-01-25 | 2017-01-25 | The trundle bracket that a kind of band center is stopped |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206406697U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114286571A (en) * | 2022-01-19 | 2022-04-05 | 德龙动能科技(深圳)有限公司 | Multifunctional outdoor mobile power supply |
| CN114286571B (en) * | 2022-01-19 | 2024-05-14 | 德龙动能科技(深圳)有限公司 | Multifunctional outdoor mobile power supply |
-
2017
- 2017-01-25 CN CN201720109086.0U patent/CN206406697U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114286571A (en) * | 2022-01-19 | 2022-04-05 | 德龙动能科技(深圳)有限公司 | Multifunctional outdoor mobile power supply |
| CN114286571B (en) * | 2022-01-19 | 2024-05-14 | 德龙动能科技(深圳)有限公司 | Multifunctional outdoor mobile power supply |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170815 Termination date: 20220125 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |