CN108297617B - Caster pedal rod braking system - Google Patents
Caster pedal rod braking system Download PDFInfo
- Publication number
- CN108297617B CN108297617B CN201810357544.1A CN201810357544A CN108297617B CN 108297617 B CN108297617 B CN 108297617B CN 201810357544 A CN201810357544 A CN 201810357544A CN 108297617 B CN108297617 B CN 108297617B
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- CN
- China
- Prior art keywords
- rivet
- spring
- ring
- gyro wheel
- caster
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- 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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- 239000012634 fragment Substances 0.000 claims abstract description 12
- 229910000831 Steel Inorganic materials 0.000 claims description 17
- 239000010959 steel Substances 0.000 claims description 17
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 239000010963 304 stainless steel Substances 0.000 claims description 4
- 229910000589 SAE 304 stainless steel Inorganic materials 0.000 claims description 4
- 238000004080 punching Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims 1
- 235000004443 Ricinus communis Nutrition 0.000 abstract 1
- 239000000428 dust Substances 0.000 description 4
- 241000755266 Kathetostoma giganteum Species 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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
- B60B2200/00—Type of product being used or applied
- B60B2200/40—Articles of daily use
- B60B2200/43—Carts
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
The invention discloses a castor stepping bar braking system, which comprises: spring, step on pole, gyro wheel, mounting plate, slewer and gyro wheel support, the gyro wheel is located between the backup pad of both sides, is provided with the first rivet that is located the gyro wheel top between two backup pads, be provided with the shell fragment on the first rivet, step on the pole and include pivot and L shape bent lever, the pivot setting is between two backup pads and be located first rivet one side, L shape bent lever is located the backup pad outside and is connected with the one end of pivot, the spring setting is upwards overturned in order to drive shell fragment bottom on first rivet, the lower part top surface contact of pivot and shell fragment, the indent is provided with the plane or the evagination is provided with the boss on the excircle of pivot. Through the mode, the foot wheel stepping rod braking system can drive the lower hem at the bottom of the elastic sheet to brake the roller wheel by utilizing the plane or the boss on the rotating shaft under a smaller rotating stroke, and can provide larger braking force.
Description
Technical Field
The invention relates to the technical field of casters, in particular to a foot pedal rod braking system.
Background
In order to improve the service stability of the cart, the wheel sets of part of the cart are provided with braking devices, and the wheel sets can be trampled to trigger the braking devices to brake, so that the autorotation of the wheel sets is avoided.
The traditional pedal trigger brake device and other structures of the existing caster brake systems are too complex, the elastic sheet structure is fragile and easy to rebound, enough braking force cannot be provided, braking failure is caused, the braking stroke is large, and improvement is needed.
Disclosure of Invention
The invention mainly solves the technical problem of providing a foot wheel stepping bar braking system, which improves the convenience and stability of braking operation.
In order to solve the technical problems, the invention adopts a technical scheme that: provided is a caster pedal lever brake system including: spring, step on pole, gyro wheel, mounting plate, slewer and gyro wheel support, mounting plate is located the top of gyro wheel support, slewer connects between mounting plate and gyro wheel support, gyro wheel support both sides are provided with downwardly extending's backup pad, the gyro wheel is located between the backup pad of both sides, be provided with the first rivet that is located the gyro wheel top between two backup pads, be provided with the shell fragment on the first rivet, step on the pole and include pivot and L shape bent lever, the pivot sets up between two backup pads and is located first rivet one side, L shape bent lever is located the backup pad outside and is connected with the one end of pivot, the spring sets up on first rivet with the upset of drive shell fragment bottom upwards, the lower part top surface contact of pivot and shell fragment, the indent is provided with plane or evagination is provided with the boss on the excircle of pivot.
In a preferred embodiment of the present invention, the elastic sheet is a 304 stainless steel elastic sheet, and a dust cover extending to the outer side of the slewing device is arranged below the mounting bottom plate.
In a preferred embodiment of the present invention, the spring is a torsion spring, the spring is concentric with the first rivet, one end of the spring extends to the bottom of the roller bracket, and the other end extends to the lower part of the bottom of the elastic sheet.
In a preferred embodiment of the invention, a round head half-tooth bolt penetrating through the roller is arranged on the supporting plate, and a fastening nut is arranged at the tail end of the round head half-tooth bolt.
In a preferred embodiment of the present invention, the round head half-tooth bolt is provided with a bearing corresponding to the inner hole of the roller.
In a preferred embodiment of the present invention, the first rivet is a round head semi-hollow rivet, and the rotating shaft and the L-shaped bent rod are in an integrated structure.
In a preferred embodiment of the present invention, a first turning plate pointing to the roller is disposed on the bottom surface of the lower portion of the elastic sheet, and a second turning plate pointing to the bottom of the roller bracket is disposed on the top surface of the upper portion of the elastic sheet.
In a preferred embodiment of the present invention, the number of the first turning plates is two, and the first turning plates and the second turning plates are respectively formed by punching the spring plate parts.
In a preferred embodiment of the present invention, the turning device includes a first ring and a second ring, the first ring is disposed above the roller support and below the mounting base, the second ring is concentric with the first ring and below the roller support, a second rivet penetrating the first ring and the second ring is disposed in the middle of the mounting base, a circle of first steel balls is disposed between the roller support and the first ring, and a circle of second steel balls is disposed between the roller support and the second ring.
In a preferred embodiment of the invention, the second rivet is a flat head solid rivet and a gasket is arranged at the bottom, the diameter of the first steel ball is 6mm, and the diameter of the second steel ball is 5mm.
The beneficial effects of the invention are as follows: according to the braking system for stepping the rod by the trundle, the existing 64Mn steel sheet is abandoned, the 304 stainless steel spring sheet is adopted, the plane or the boss on the rotating shaft is utilized, the lower hem at the bottom of the spring sheet can be driven to brake the trundle under a smaller rotating stroke, larger braking force can be provided, the braking is stable, rebound is not easy, the operation is simple and convenient, and the use is safer.
Drawings
For a clearer description of the technical solutions of the embodiments of the present invention, the drawings that are needed in the description of the embodiments will be briefly introduced below, it being obvious that the drawings in the description below are only some embodiments of the present invention, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art, wherein:
FIG. 1 is a schematic diagram of a caster pedal braking system according to a preferred embodiment of the present invention;
fig. 2 is a perspective view of a preferred embodiment of a caster pedal braking system in accordance with the present invention.
Description of the embodiments
The following description of the technical solutions in the embodiments of the present invention will be clear and complete, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 2, an embodiment of the present invention includes:
a caster-foot lever brake system comprising: the device comprises a spring 12, a stepping rod, a roller 9, a mounting bottom plate 1, a turning device and a roller support 13, wherein the mounting bottom plate 1 is positioned above the roller support 13, and the turning device is connected between the mounting bottom plate 1 and the roller support 13 to facilitate the rotation of the roller support 13.
The rotary device comprises a first circular ring 15 and a second circular ring 4, wherein the first circular ring 15 is arranged above the roller support 13 and below the mounting base plate 1, a circle of first steel balls 14 is arranged between the roller support 13 and the first circular ring 15, the diameter of the first steel balls 14 is 6mm, the second circular ring 4 is concentric with the first circular ring 15 and is positioned below the roller support 13, a circle of second steel balls 3 is arranged between the roller support 13 and the second circular ring 4, the diameter of the second steel balls 3 is 5mm, and the first steel balls 14 and the second steel balls 3 support the rotation of the roller support 13.
The middle part of the mounting bottom plate 1 is provided with a second rivet 16 penetrating through the first circular ring 15 and the second circular ring 4, the second rivet 16 is a flat-head solid rivet, the bottom of the second rivet is provided with a gasket 17, and the axial limiting of the first circular ring 15 and the second circular ring 4 is performed by utilizing the cooperation of the gasket 17 and the second rivet 16. A dust cover 2 extending to the outer side of the slewing device is arranged below the mounting bottom plate 1, and the dust cover 2 prevents dust of the first steel balls 14 and the second steel balls 3.
The roller support is characterized in that supporting plates 11 extending downwards are arranged on two sides of the roller support 13, the rollers 9 are located between the supporting plates 11 on two sides, round head half-tooth bolts 8 penetrating through the rollers 9 are arranged on the supporting plates 11, and fastening nuts are arranged at the tail ends of the round head half-tooth bolts 8, so that the installation is convenient. The round head half-tooth bolt 8 is provided with a bearing 10 corresponding to the inner hole of the roller 9, and supports the roller 9 to rotate.
Be provided with the first rivet 18 that is located gyro wheel 9 top between two backup pads 11, be provided with shell fragment 6 on the first rivet 18, first rivet 18 can support the swing of shell fragment 6, step on the pole and include pivot 5 and L shape bent lever 19, pivot 5 sets up between two backup pads 11 and is located first rivet 18 one side, and pivot 5 is parallel with first rivet 18, mutually noninterfere.
The supporting plate 11 is provided with a mounting hole corresponding to the rotating shaft 5, an arc-shaped groove is arranged in the mounting hole, the rotating shaft 5 is provided with a limiting piece positioned in the arc-shaped groove, the swing angle of the limiting piece in the arc-shaped groove is limited, and the rotating angle of the rotating shaft 5 is limited.
The L-shaped bent rod 19 is located on the outer side of the supporting plate 11 and connected with one end of the rotating shaft 5, and the rotating shaft 5 and the L-shaped bent rod 19 are of an integrated structure, so that the L-shaped bent rod 19 can be stepped on to rotate and brake the rotating shaft 5. The spring 12 is arranged on the first rivet 18 to drive the bottom of the elastic sheet 6 to turn upwards, the rotating shaft 5 is in contact with the top surface of the lower part of the elastic sheet 6, and a plane is concavely arranged on the outer circle of the rotating shaft 5 or a boss is convexly arranged on the outer circle of the rotating shaft. When the upper concave surface of the outer circle of the rotating shaft 5 is provided with a plane, the plane is contacted with the top surface of the lower part of the elastic sheet 6, so that the bottom surface of the elastic sheet 6 keeps a certain gap with the outer circle of the roller 9, after the rotating shaft 5 rotates for a certain angle, the outer circle of the rotating shaft 5 is contacted with the top surface of the lower part of the elastic sheet 6, so that the bottom surface of the lower part of the elastic sheet 6 is swung down, finally contacted with the outer circle of the roller 9 to brake, and the elastic sheet 6 is a 304 stainless steel elastic sheet, and has a stable structure and is not easy to rebound.
The spring 12 is a torsion spring, the spring 12 is concentric with the first rivet 18, one end of the spring 12 extends to the bottom of the roller bracket 13, the other end extends to the lower part of the bottom of the elastic sheet 6, and after braking, the spring is compressed to generate an upward overturning acting force on the bottom of the elastic sheet 6, so that the braking is conveniently released.
The first rivet 18 is a round head semi-hollow rivet, a first turning plate 7 pointing to the roller 9 is arranged on the bottom surface of the lower portion of the elastic sheet 6, braking stability is improved, a second turning plate pointing to the bottom of the roller bracket 13 is arranged on the top surface of the upper portion of the elastic sheet 6, and the upper portion of the elastic sheet 6 is limited. The number of the first turning plates 7 is two, the first turning plates 7 and the second turning plates are respectively formed by punching the elastic sheet 6, and the structure is stable.
In summary, the foot wheel lever brake system has the advantages of firm structure, simple and convenient brake operation, short stroke, stable brake effect and safer use.
The foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, and all equivalent structures or equivalent processes or direct or indirect application in other related arts are included in the scope of the present invention.
Claims (9)
1. A caster-foot lever brake system comprising: spring, step on pole, gyro wheel, mounting plate, slewer and gyro wheel support, mounting plate is located the top of gyro wheel support, slewer connects between mounting plate and gyro wheel support, gyro wheel support both sides are provided with downwardly extending's backup pad, the gyro wheel is located between the backup pad of both sides, is provided with the first rivet that is located the gyro wheel top between two backup pads, be provided with the shell fragment on the first rivet, step on the pole and include pivot and L shape bent lever, the pivot sets up between two backup pads and is located first rivet one side, L shape bent lever is located the backup pad outside and is connected with the one end of pivot, the spring sets up on first rivet in order to drive shell fragment bottom upwards overturns, the pivot contacts with the lower part top surface of shell fragment, the indent is provided with plane or evagination and is provided with the boss on the excircle of pivot, the mounting plate below is provided with the dirt proof boot that extends to the slewer outside, the spring is torsion spring, the spring is concentric with first rivet, the one end of spring extends to gyro wheel support bottom, the other end extends to the bottom of shell fragment below.
2. The caster-foot-pedal braking system according to claim 1, wherein said spring is a 304 stainless steel spring.
3. The caster-foot lever brake system of claim 1, wherein a round head half-tooth bolt penetrating the roller is provided on the support plate, and a fastening nut is provided at the end of the round head half-tooth bolt.
4. The caster-foot-pedal braking system according to claim 3, wherein the round-head half-tooth bolt is provided with a bearing corresponding to an inner hole of the roller.
5. The caster-foot-pedal lever brake system of claim 1, wherein the first rivet is a round head semi-hollow rivet, and the spindle and the L-shaped bent lever are of unitary construction.
6. The caster-foot pedal braking system according to claim 1, wherein a lower bottom surface of the spring plate is provided with a first flap directed toward the roller, and an upper top surface of the spring plate is provided with a second flap directed toward the bottom of the roller bracket.
7. The caster-foot pedal braking system according to claim 6, wherein the number of the first flaps is two, and the first flaps and the second flaps are respectively formed by punching spring plate parts.
8. The caster-foot lever brake system of claim 1, wherein the swivel device comprises a first ring and a second ring, the first ring is disposed above the roller bracket and below the mounting base plate, the second ring is concentric with the first ring and below the roller bracket, a second rivet penetrating the first ring and the second ring is disposed in the middle of the mounting base plate, a ring of first steel balls is disposed between the roller bracket and the first ring, and a ring of second steel balls is disposed between the roller bracket and the second ring.
9. The caster-foot pedal lever brake system of claim 8, wherein the second rivet is a flat head solid rivet and a washer is provided at the bottom, the first steel ball diameter is 6mm and the second steel ball diameter is 5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810357544.1A CN108297617B (en) | 2018-04-20 | 2018-04-20 | Caster pedal rod braking system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810357544.1A CN108297617B (en) | 2018-04-20 | 2018-04-20 | Caster pedal rod braking system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108297617A CN108297617A (en) | 2018-07-20 |
| CN108297617B true CN108297617B (en) | 2023-12-05 |
Family
ID=62847611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810357544.1A Active CN108297617B (en) | 2018-04-20 | 2018-04-20 | Caster pedal rod braking system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108297617B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE29700340U1 (en) * | 1997-01-10 | 1998-05-14 | Haussels, Berthold, 42929 Wermelskirchen | Swivel castor |
| CN2709215Y (en) * | 2003-11-05 | 2005-07-13 | 宜炫企业有限公司 | Castor structure |
| CN101927661A (en) * | 2010-08-23 | 2010-12-29 | 黄锡全 | Bidirectional brake caster |
| CN201841890U (en) * | 2010-10-28 | 2011-05-25 | 圣路机械(嘉兴)制造有限公司 | Caster structure with fastener type elastic brake pad |
| CN103640431A (en) * | 2013-11-18 | 2014-03-19 | 苏州边枫电子科技有限公司 | Trolley wheel frame with braking structure |
| CN204077239U (en) * | 2014-09-06 | 2015-01-07 | 胡冠礼 | A kind of castor |
| CN204263847U (en) * | 2014-11-27 | 2015-04-15 | 中山向荣脚轮制造有限公司 | A kind of Novel caster brake equipment |
| CN206510688U (en) * | 2017-01-09 | 2017-09-22 | 江苏申牌万向轮有限公司 | A kind of full application of brake universal caster wheel |
| CN208359831U (en) * | 2018-04-20 | 2019-01-11 | 太仓兴锋脚轮有限公司 | A kind of castor steps on bar braking system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130212834A1 (en) * | 2012-02-17 | 2013-08-22 | Ching-Tsun Chen | Caster assembly |
-
2018
- 2018-04-20 CN CN201810357544.1A patent/CN108297617B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE29700340U1 (en) * | 1997-01-10 | 1998-05-14 | Haussels, Berthold, 42929 Wermelskirchen | Swivel castor |
| CN2709215Y (en) * | 2003-11-05 | 2005-07-13 | 宜炫企业有限公司 | Castor structure |
| CN101927661A (en) * | 2010-08-23 | 2010-12-29 | 黄锡全 | Bidirectional brake caster |
| CN201841890U (en) * | 2010-10-28 | 2011-05-25 | 圣路机械(嘉兴)制造有限公司 | Caster structure with fastener type elastic brake pad |
| CN103640431A (en) * | 2013-11-18 | 2014-03-19 | 苏州边枫电子科技有限公司 | Trolley wheel frame with braking structure |
| CN204077239U (en) * | 2014-09-06 | 2015-01-07 | 胡冠礼 | A kind of castor |
| CN204263847U (en) * | 2014-11-27 | 2015-04-15 | 中山向荣脚轮制造有限公司 | A kind of Novel caster brake equipment |
| CN206510688U (en) * | 2017-01-09 | 2017-09-22 | 江苏申牌万向轮有限公司 | A kind of full application of brake universal caster wheel |
| CN208359831U (en) * | 2018-04-20 | 2019-01-11 | 太仓兴锋脚轮有限公司 | A kind of castor steps on bar braking system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108297617A (en) | 2018-07-20 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
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| CP03 | Change of name, title or address |
Address after: 215434 No. 11 Zhibei Road, Fuqiao Town, Taicang City, Suzhou City, Jiangsu Province Patentee after: XINGFENG CASTER (JIANGSU) Co.,Ltd. Country or region after: China Address before: 215434 No. 11 Zhibei Road, Fuqiao Town, Taicang City, Suzhou City, Jiangsu Province Patentee before: TAICANG XINGFENG CASTER Co.,Ltd. Country or region before: China |