CN103818423B - A kind of anti-doll carriage slipped by slope - Google Patents
A kind of anti-doll carriage slipped by slope Download PDFInfo
- Publication number
- CN103818423B CN103818423B CN201410105170.6A CN201410105170A CN103818423B CN 103818423 B CN103818423 B CN 103818423B CN 201410105170 A CN201410105170 A CN 201410105170A CN 103818423 B CN103818423 B CN 103818423B
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- brake shoes
- pin
- connecting rod
- steel wire
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Abstract
The present invention patent discloses a kind of anti-doll carriage slipped by slope, and with the normally closed brake gear of " M " shape, effectively can prevent doll carriage from slipping by slope accident and occur.Technical scheme is: the wheel shaft of doll carriage is arranged on wheel fork, and wheel shaft rotates with wheel, and wheel fork and vehicle body are fixed together.One end of two pieces of brake shoes is enclosed within brake shoes set pin, and the other end of brake shoes is connected with connecting rod.Two pieces of brake shoes and two pieces of connecting rods connect into symmetrical " M " shape.One end and the connecting rod pin of steel wire are fixed together, and on the steel wire between connecting rod pin and adapter plate, cover has spring.At ordinary times, because spring promotes connecting rod pin drivening rod, two pieces of brake shoes inwardly swing, and embrace wheel shaft simultaneously.The other end of steel wire is fixedly connected with brake handle.When promoting doll carriage, with holding tight brake handle, steel wire meeting drivening rod pin Compress Spring, makes connecting rod drive two pieces of brake shoes outwards to swing, decontrols wheel shaft.Decontrol brake handle, two pieces of brake shoes can embrace wheel shaft automatically.
Description
Technical field:
Patent of the present invention relates to a kind of doll carriage, specifically, especially relates to a kind of anti-doll carriage slipped by slope.
Background technology:
Present doll carriage does not generally have brake gear, even if some doll carriage has brake gear, needs to be pinned by brake gear specially when stopping yet.Sometimes, there is no brake gear due to doll carriage or forgotten pinning brake gear, doll carriage can be caused to slip by slope accident, the casualty that doll carriage slips into korneforos together with baby the most seriously occurred.
Summary of the invention:
The object of patent of the present invention is to provide a kind of anti-doll carriage slipped by slope, and with the normally closed brake gear of " M " shape, can effectively prevent doll carriage from slipping by slope the generation of accident.
In order to achieve the above object, the technical scheme of patent of the present invention is: a kind of anti-doll carriage slipped by slope is made up of wheel, brake shoes set pin, wheel shaft, two pieces of brake shoes, connecting rod pin, two pieces of connecting rods, connecting pin, spring, adapter plate, steel wire casing, steel wire, wheel fork, handle setting plate, brake handle, lever pin, go-cart handrail, vehicle bodies etc.
The wheel shaft of patent of the present invention is arranged on wheel fork, and wheel is arranged on wheel shaft, and wheel shaft rotates with wheel, and wheel fork and vehicle body are fixed together.Wheel fork end winding support has brake shoes set pin, and one end of two pieces of brake shoes is enclosed within brake shoes set pin, and brake shoes inwardly or outwards can swing around brake shoes set pin, and the other end of brake shoes is connected with connecting rod by connecting pin.The two pieces of connecting rod connecting rod pins be connected with two pieces of brake shoes respectively link together.Two pieces of brake shoes and two pieces of connecting rods connect into symmetrical " M " shape respectively by connecting pin and connecting rod pin.Symmetrical " M " shape, as long as the movement of control link pin, just can make two pieces of connecting rods drive two pieces of brake shoes inwardly or outwards to swing simultaneously, embrace or decontrol wheel shaft.One end and the connecting rod pin of steel wire are fixed together, and on the steel wire between connecting rod pin and adapter plate, cover has spring, and connecting rod pin is withstood in one end of spring, and the other end of spring withstands adapter plate.Adapter plate and wheel fork are fixed together, and the one side of adapter plate is used for withstanding spring, and the another side of adapter plate is used for withstanding steel wire casing.Have threaded hole of steel in the middle of adapter plate, steel wire passes from threaded hole of steel.At ordinary times, because spring promotes connecting rod pin drivening rod, two pieces of brake shoes inwardly swing, and two pieces of symmetrical brake shoes embrace wheel shaft simultaneously, and wheel can not rotate, and can prevent doll carriage from slipping by slope.The other end and the brake handle of steel wire are fixed together, and brake handle is arranged in handle setting plate by lever pin.Handle setting plate and go-cart handrail are fixed together, and steel wire empty set is in steel wire casing, and steel wire casing withstands handle setting plate, and steel wire casing length direction can not compress.When promoting doll carriage, with holding tight brake handle, brake handle can rotate around lever pin, because steel wire casing length direction can not compress, brake handle drives steel wire to stretch out, and the other end of steel wire can drivening rod pin Compress Spring make two pieces of connecting rods simultaneously drive two pieces of symmetrical brake shoes outwards to swing, and two pieces of brake shoes decontrol wheel shaft simultaneously, now, doll carriage can freely be carried out.As long as relieving brake handle, under the action of the spring, two pieces of brake shoes can embrace wheel shaft simultaneously automatically, and wheel can not rotate, and can prevent doll carriage from slipping by slope.
Patent of the present invention is compared with the prior art:
Present doll carriage does not generally have brake gear, even if some doll carriage has brake gear, needs to be pinned by brake gear specially when stopping yet.
A kind of anti-doll carriage slipped by slope that patent of the present invention provides, with the normally closed brake gear of " M " shape, can prevent doll carriage from slipping by slope the generation of accident effectively.
Accompanying drawing illustrates:
Fig. 1 is the structural representation of patent of the present invention;
Fig. 2 is the close-up schematic view of patent of the present invention.
In above-mentioned accompanying drawing, the meaning of each numbering is: 1: wheel; 2: brake shoes set pin; 3: wheel shaft, 4: brake shoes; 5: connecting rod pin; 6: connecting rod; 7: connecting pin; 8: spring; 9: adapter plate; 10: steel wire casing; 11: steel wire, 12: wheel fork; 13: handle setting plate; 14: brake handle; 15: lever pin; 16: go-cart handrail; 17: vehicle body.
Detailed description of the invention:
Below in conjunction with accompanying drawing, patent of the present invention is further described.
Refer to Fig. 1 ~ Fig. 2: a kind of anti-doll carriage slipped by slope, comprise wheel (1), brake shoes set pin (2), wheel shaft (3), two pieces of brake shoes (4), connecting rod pin (5), two pieces of connecting rods (6), connecting pin (7), spring (8), adapter plate (9), steel wire casing (10), steel wire (11), wheel fork (12), handle setting plate (13), brake handle (14), lever pin (15), go-cart handrail (16), vehicle body (17).
The wheel shaft (3) of patent of the present invention is arranged on wheel fork (12), wheel (1) is arranged on wheel shaft (3), wheel shaft (3) rotates with wheel (1), and wheel fork (12) and vehicle body (17) are fixed together.Wheel fork (12) end winding support has brake shoes set pin (2), one end of two pieces of brake shoes (4) is enclosed within brake shoes set pin (2), brake shoes (4) inwardly or outwards can swing around brake shoes set pin (2), and the other end of brake shoes (4) is connected with connecting rod (6) by connecting pin (7).The two pieces of connecting rods (6) be connected with two pieces of brake shoes respectively link together with connecting rod pin (5).Two pieces of brake shoes (4) and two pieces of connecting rods (6) connect into symmetrical " M " shape respectively by connecting pin (7) and connecting rod pin (5).Symmetrical " M " shape, as long as the movement of control link pin (5), just can make two pieces of connecting rods (6) drive two pieces of brake shoes (4) inwardly or outwards to swing simultaneously, embrace or decontrol wheel shaft (3).One end and the connecting rod pin (5) of steel wire (11) are fixed together, the upper cover of steel wire (11) between connecting rod pin (5) and adapter plate (9) has spring (8), connecting rod pin (5) is withstood in one end of spring (8), and the other end of spring (8) withstands adapter plate (9).Adapter plate (9) and wheel fork (12) are fixed together, and the one side of adapter plate (9) is used for withstanding spring (8), and the another side of adapter plate (9) is used for withstanding steel wire casing (10).Have threaded hole of steel in the middle of adapter plate (9), steel wire (11) passes from threaded hole of steel.At ordinary times, because spring (8) promotes connecting rod pin (5) drivening rod (6), two pieces of brake shoes (4) inwardly swing, two pieces of symmetrical brake shoes (4) embrace wheel shaft (3) simultaneously, wheel (1) can not rotate, and can prevent doll carriage from slipping by slope.The other end and the brake handle (14) of steel wire (11) are fixed together, and brake handle (14) is arranged in handle setting plate (13) by lever pin (15).Handle setting plate (13) and go-cart handrail (16) are fixed together, steel wire (11) empty set is in steel wire casing (10), steel wire casing (10) withstands handle setting plate (13), and steel wire casing (10) length direction can not compress.When promoting doll carriage, with holding tight brake handle (14), brake handle (14) can rotate around lever pin (15), because steel wire casing (10) length direction can not compress, brake handle (14) drives steel wire (11) to stretch out, the other end of steel wire (11) can drivening rod pin (5) Compress Spring (8) make two pieces of connecting rods (6) simultaneously drive two pieces of symmetrical brake shoes (4) outwards to swing, two pieces of brake shoes (4) decontrol wheel shaft (3) simultaneously, now, doll carriage can freely be carried out.As long as decontrol brake handle (14), under the effect of spring (8), two pieces of brake shoes (4) can embrace wheel shaft (3) simultaneously automatically, and wheel (1) can not rotate, and can prevent doll carriage from slipping by slope.
Claims (2)
1. the anti-doll carriage slipped by slope, comprise wheel (1), brake shoes set pin (2), wheel shaft (3), two pieces of brake shoes (4), connecting rod pin (5), two pieces of connecting rods (6), connecting pin (7), spring (8), adapter plate (9), steel wire casing (10), steel wire (11), wheel fork (12), handle setting plate (13), brake handle (14), lever pin (15), go-cart handrail (16), vehicle body (17), it is characterized in that: described wheel shaft (3) is arranged on wheel fork (12), wheel (1) is arranged on wheel shaft (3), wheel fork (12) and vehicle body (17) are fixed together, wheel fork (12) end winding support has brake shoes set pin (2), one end of two pieces of brake shoes (4) is enclosed within brake shoes set pin (2), the other end of brake shoes (4) is connected with connecting rod (6) by connecting pin (7), two pieces of connecting rods (6) are connected by connecting rod pin (5), two pieces of brake shoes (4) and two pieces of connecting rods (6) connect into symmetrical " M " shape respectively by connecting pin (7) and connecting rod pin (5), two pieces of brake shoes (4) are embraced on wheel shaft (3).
2. a kind of anti-doll carriage slipped by slope according to claim 1, it is characterized in that: one end and the connecting rod pin (5) of described steel wire (11) are fixed together, the upper cover of steel wire (11) between connecting rod pin (5) and adapter plate (9) has spring (8), connecting rod pin (5) is withstood in one end of spring (8), and the other end of spring (8) withstands adapter plate (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410105170.6A CN103818423B (en) | 2014-03-19 | 2014-03-19 | A kind of anti-doll carriage slipped by slope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410105170.6A CN103818423B (en) | 2014-03-19 | 2014-03-19 | A kind of anti-doll carriage slipped by slope |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103818423A CN103818423A (en) | 2014-05-28 |
| CN103818423B true CN103818423B (en) | 2016-04-20 |
Family
ID=50753792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410105170.6A Expired - Fee Related CN103818423B (en) | 2014-03-19 | 2014-03-19 | A kind of anti-doll carriage slipped by slope |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103818423B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104886931A (en) * | 2015-06-30 | 2015-09-09 | 马同金 | Serving trolley of passenger plane |
| CN107351887B (en) * | 2017-08-04 | 2023-06-30 | 佛山华灿通医疗器械有限公司 | Folding handcart |
| CN107717828A (en) * | 2017-10-20 | 2018-02-23 | 天津瑞能电气有限公司 | A kind of sleeve extension bar |
| CN109552392A (en) * | 2018-12-31 | 2019-04-02 | 南京市木阿码网络信息科技有限公司 | A kind of children trolley brake assembly |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1265993A (en) * | 1999-03-03 | 2000-09-13 | 英属维京群岛商育丰有限公司 | Brake for electricity driven children car |
| CN201183505Y (en) * | 2008-01-30 | 2009-01-21 | 中山市盛加塑料制品有限公司 | Barrow with brake self-locking apparatus |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0939800A (en) * | 1995-07-28 | 1997-02-10 | Combi Corp | Automatic braking device of wheel on stroller, etc. |
| JP2007168759A (en) * | 2005-12-20 | 2007-07-05 | Tadashi Kato | Post-installation type brake device for transportation cart |
| JP2007210579A (en) * | 2006-02-06 | 2007-08-23 | Tadashi Kato | Brake opening/closing device for conveying truck |
-
2014
- 2014-03-19 CN CN201410105170.6A patent/CN103818423B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1265993A (en) * | 1999-03-03 | 2000-09-13 | 英属维京群岛商育丰有限公司 | Brake for electricity driven children car |
| CN201183505Y (en) * | 2008-01-30 | 2009-01-21 | 中山市盛加塑料制品有限公司 | Barrow with brake self-locking apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103818423A (en) | 2014-05-28 |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160420 Termination date: 20190319 |