CN201769938U - Rear wheel assisting device for two-wheel vehicle - Google Patents
Rear wheel assisting device for two-wheel vehicle Download PDFInfo
- Publication number
- CN201769938U CN201769938U CN2010202372843U CN201020237284U CN201769938U CN 201769938 U CN201769938 U CN 201769938U CN 2010202372843 U CN2010202372843 U CN 2010202372843U CN 201020237284 U CN201020237284 U CN 201020237284U CN 201769938 U CN201769938 U CN 201769938U
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- CN
- China
- Prior art keywords
- strut bar
- fixed
- spring
- supporting rod
- bracing piece
- 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 - Lifetime
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Abstract
The utility model relates to a rear wheel assisting device for a two-wheel vehicle. The rear wheel assisting device comprises a locking plate, a right bracket tension spring, a left bracket tension spring, an inner supporting rod, a right supporting rod, a left supporting rod, a right lug, a left lug, a right tension spring upper fixing rod, a left tension spring upper fixing rod, a left tension spring hook, a caster, a caster shaft and a bolt, wherein the inner supporting rod comprises a lower end, a right end and a left end; the lower end of the inner supporting rod is fixed on the caster shaft through the bolt, the right end of the inner supporting rod is firmly connected with the right supporting rod, and the left end of the inner supporting rod is firmly connected with the left supporting rod; one end of the caster shaft is fixed on the right supporting rod, and the other end of the caster shaft is fixed on the left supporting rod; and the caster is arranged into the caster shaft. Compared with the prior art, the assisting device has the advantages of convenience in use, safety, reliability and the like.
Description
Technical field
The utility model relates to the work-saving device of a kind of Electrical Bicycle, bicycle, motor bike and cart, especially relates to a kind of power-assist of rear wheel assistive device that is used for cart.
Background technology
Bicycle, Electrical Bicycle, motor bike and cart are met unexpected blowing out in motion, the trailing wheel that reasons such as brake locking and motor do not change cause runs out of steam, generally to carry out very long when need repairing apart from the lining, especially the Electrical Bicycle of pedal type, motor bike general man's release sweat all when trailing wheel is inactive is only waited other and is repaired to the doorstep if the Ms meets this.
Summary of the invention
The purpose of this utility model is exactly to provide a kind of power-assist of rear wheel assistive device that is used for cart esy to use, safe and reliable for the defective that overcomes above-mentioned prior art existence.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of power-assist of rear wheel assistive device that is used for cart, it is characterized in that, comprise in the right extension spring of locking plate, support, support Zola spring, inner bracing piece, right strut bar, left strut bar, auris dextra sheet, left auricle, the right extension spring fixed link, left tension spring hook, castor, caster axle, bolt on fixed link, the Zola's spring;
Described inner bracing piece comprises lower end, right-hand member, left end, and its lower end is by being bolted on the caster axle, and its right-hand member and right strut bar are fastenedly connected, and its left end and left strut bar are fastenedly connected;
Described locking plate is fixed on the right-hand member of right strut bar and inner bracing piece, fixed link is embedded between the right-hand member of right strut bar and inner bracing piece in described auris dextra sheet, the right extension spring, and fixing, right extension spring one end of described support is fixed in the right extension spring on the fixed link, and the other end is fixed on the locking plate;
Fixed link is embedded between the left end of left strut bar and inner bracing piece on described left auricle, the Zola's spring, and it is fixing, described left tension spring hook is fixed on the left strut bar, and described support Zola spring one end is fixed on Zola's spring on the fixed link, and the other end is fixed on the left tension spring hook;
One end of described caster axle is fixed on the right strut bar, and the other end is fixed on the left strut bar, and described castor is applied in the caster axle.
Described castor is provided with 2, and symmetry is installed on the caster axle.
Described right strut bar, left strut bar adopt the chevron pointing design respectively, and described inner bracing piece is provided with 2.
Be provided with pipe link between the bottom of right strut bar of chevron pointing or chevron pointing left side strut bar.
Be provided with 2 caster axle between described right strut bar and the cooresponding left strut bar, these 2 caster axle are provided with 4 castors.
Compared with prior art, the utility model is esy to use, safe and reliable, can not rotate or trailing wheel when blowing out at the trailing wheel of Electrical Bicycle or motor bike, when only needing the downward pusher of the utility model to the upright position and lock locking plate, Electrical Bicycle or motor bike just can be carried out forward.
Description of drawings
Fig. 1 is a front view of the present utility model;
Fig. 2 is a right elevation of the present utility model;
Constitution diagram when Fig. 3 uses on the Electrical Bicycle for the utility model is contained in;
Constitution diagram when Fig. 4 does not use on the Electrical Bicycle for the utility model is contained in.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the utility model is elaborated.
As shown in Figure 1 and Figure 2, a kind of power-assist of rear wheel assistive device that is used for cart comprises in the right extension spring 2 of locking plate 1, support, support Zola spring 13, inner bracing piece 3, right strut bar 10, left strut bar 4, auris dextra sheet 7, left auricle 5, the right extension spring fixed link 11, left tension spring hook 6, castor 8, caster axle 9, bolt on fixed link 12, the Zola's spring;
Described inner bracing piece 3 comprises lower end, right-hand member, left end, and its lower end is by being bolted on the caster axle 9, and its right-hand member and right strut bar 10 are fastenedly connected, and its left end and left strut bar 4 are fastenedly connected;
Described locking plate 1 is fixed on the right-hand member of right strut bar 10 and inner bracing piece 3, fixed link 12 is embedded between the right-hand member of right strut bar 10 and inner bracing piece 3 in described auris dextra sheet 7, the right extension spring, and it is fixing, right extension spring 2 one ends of described support are fixed in the right extension spring on the fixed link 12, and the other end is fixed on the locking plate 1;
Fixed link 11 is embedded between the left end of left strut bar 4 and inner bracing piece 3 on described left auricle 5, the Zola's spring, and it is fixing, described left tension spring hook 6 is fixed on the left strut bar 4, described support Zola spring 13 1 ends are fixed on Zola's spring on the fixed link 11, and the other end is fixed on the left tension spring hook 6;
One end of described caster axle 9 is fixed on the right strut bar 4, and the other end is fixed on the left strut bar 10, and described castor 8 is applied in the caster axle 9.Described castor 8 is provided with 2, and symmetry is installed on the caster axle 9.
The utility model can also have another embodiment:
Described right strut bar, left strut bar adopt the chevron pointing design respectively, and described inner bracing piece is provided with 2.Be provided with pipe link between the bottom of right strut bar of chevron pointing or chevron pointing left side strut bar.Be provided with 2 caster axle between described right strut bar and the cooresponding left strut bar, these 2 caster axle are provided with 4 castors.
The utility model is installed in two supports on the Electrical Bicycle of support.When Electrical Bicycle or motor bike are pushed on the present invention forward during in normal condition as the position of Fig. 4 and lock locking plate 1.This moment, this mechanism did not exert an influence to Electrical Bicycle or motor bike, but can not rotate or trailing wheel when blowing out as the trailing wheel of Electrical Bicycle or motor bike, only need the downward pusher of the present invention to as the position of Fig. 3 the time and lock locking plate 1, Electrical Bicycle or motor bike just can be carried out forward.
Claims (5)
1. power-assist of rear wheel assistive device that is used for cart, it is characterized in that, comprise in the right extension spring of locking plate, support, support Zola spring, inner bracing piece, right strut bar, left strut bar, auris dextra sheet, left auricle, the right extension spring fixed link, left tension spring hook, castor, caster axle, bolt on fixed link, the Zola's spring;
Described inner bracing piece comprises lower end, right-hand member, left end, and its lower end is by being bolted on the caster axle, and its right-hand member and right strut bar are fastenedly connected, and its left end and left strut bar are fastenedly connected;
Described locking plate is fixed on the right-hand member of right strut bar and inner bracing piece, fixed link is embedded between the right-hand member of right strut bar and inner bracing piece in described auris dextra sheet, the right extension spring, and fixing, right extension spring one end of described support is fixed in the right extension spring on the fixed link, and the other end is fixed on the locking plate;
Fixed link is embedded between the left end of left strut bar and inner bracing piece on described left auricle, the Zola's spring, and it is fixing, described left tension spring hook is fixed on the left strut bar, and described support Zola spring one end is fixed on Zola's spring on the fixed link, and the other end is fixed on the left tension spring hook;
One end of described caster axle is fixed on the right strut bar, and the other end is fixed on the left strut bar, and described castor is applied in the caster axle.
2. a kind of power-assist of rear wheel assistive device that is used for cart according to claim 1 is characterized in that described castor is provided with 2, and symmetry is installed on the caster axle.
3. a kind of power-assist of rear wheel assistive device that is used for cart according to claim 1 is characterized in that, described right strut bar, left strut bar adopt the chevron pointing design respectively, and described inner bracing piece is provided with 2.
4. a kind of power-assist of rear wheel assistive device that is used for cart according to claim 3 is characterized in that, is provided with pipe link between the bottom of right strut bar of chevron pointing or chevron pointing left side strut bar.
5. a kind of power-assist of rear wheel assistive device that is used for cart according to claim 3 is characterized in that, is provided with 2 caster axle between described right strut bar and the cooresponding left strut bar, and these 2 caster axle are provided with 4 castors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202372843U CN201769938U (en) | 2010-06-24 | 2010-06-24 | Rear wheel assisting device for two-wheel vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202372843U CN201769938U (en) | 2010-06-24 | 2010-06-24 | Rear wheel assisting device for two-wheel vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201769938U true CN201769938U (en) | 2011-03-23 |
Family
ID=43749774
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202372843U Expired - Lifetime CN201769938U (en) | 2010-06-24 | 2010-06-24 | Rear wheel assisting device for two-wheel vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201769938U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102295031A (en) * | 2010-06-24 | 2011-12-28 | 上海绿亮电动车有限公司 | Rear-wheel assisting auxiliary device |
-
2010
- 2010-06-24 CN CN2010202372843U patent/CN201769938U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102295031A (en) * | 2010-06-24 | 2011-12-28 | 上海绿亮电动车有限公司 | Rear-wheel assisting auxiliary device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110323 |