CN2372163Y - Spare wheel lifting device - Google Patents
Spare wheel lifting device Download PDFInfo
- Publication number
- CN2372163Y CN2372163Y CN 99233319 CN99233319U CN2372163Y CN 2372163 Y CN2372163 Y CN 2372163Y CN 99233319 CN99233319 CN 99233319 CN 99233319 U CN99233319 U CN 99233319U CN 2372163 Y CN2372163 Y CN 2372163Y
- Authority
- CN
- China
- Prior art keywords
- worm
- wheel
- supporting seat
- right baffle
- shaft
- 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.)
- Ceased
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- Seats For Vehicles (AREA)
Abstract
The utility model relates to an accessory of a motor vehicle, particularly a lifting device of a spare wheel of a motor vehicle, which comprises a supporting seat, a left baffle plate, a right baffle plate, a protective cover and a chain wheel, wherein, the inner cavity of the supporting seat is provided with a worm wheel and a worm which are mutually meshed. The chain wheel is fixed to a worm wheel shaft of the worm wheel, and both ends of the worm wheel shaft are respectively supported on the left baffle plate and the protective cover. One end of the worm shaft of the worm is extended from the supporting seat. The utility model has the advantages of small size, light weight, simple structure, high capability, convenient operation, reliable self locking, convenient installation, etc., and is suitable for lifting a spare tire of a motor vehicle chassis.
Description
The utility model relates to a kind of annex of self-propelled vehicle, especially a kind of jacking system of reserve wheel of self-propelled vehicle.
The jacking system of existing reserve wheel all exists operating difficulties, locks defectives such as unreliable.
The purpose of this utility model be to provide a kind of can self-locking and easy to operate reserve wheel jacking system.
For achieving the above object, the utility model is by the following technical solutions:
A kind of reserve wheel jacking system, comprise supporting seat, right baffle-plate, right baffle plate, protecting cover, can block the sprocket wheel of chain, right baffle-plate and right baffle plate are fixed on the supporting seat both sides, protecting cover covers on outside the sprocket wheel, the supporting seat inner chamber is equipped with intermeshing worm gear and worm screw, sprocket wheel is fixed on the worm-wheel shaft of worm gear, and the worm-wheel shaft two ends are bearing in respectively on right baffle-plate and the protecting cover, and an end of the worm shaft of worm screw stretches out from supporting seat.
For ease of operation, have through hole on the external part of worm shaft.
During operation, the external part driving worm screw by worm shaft drives worm gear and makes the sprocket wheel rotation, and drive the chain that is stuck on the sprocket wheel, thereby regulate the reserve wheel lifting, owing to worm and gear has the characteristic of self-locking, but i.e. the utility model self-locking.
The utlity model has that volume is little, in light weight, simple in structure, load-carrying capacity is big, easy to operate, self-locking is reliable, advantage such as easy for installation, is applicable to the lifting of motor-vehicle chassis spare tyre.
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the A-A cutaway view of Fig. 1.
Below in conjunction with drawings and Examples the utility model is described in further detail:
A kind of reserve wheel jacking system, comprise supporting seat 1, right baffle-plate 2, right baffle plate 3, protecting cover 5, sprocket wheel 4, right baffle-plate and right baffle plate are fixed on the supporting seat both sides, protecting cover covers on outside the sprocket wheel, the supporting seat inner chamber is equipped with intermeshing worm gear 6 and worm screw 7, sprocket wheel is fixed on the worm-wheel shaft 61 of worm gear, and the worm-wheel shaft two ends are bearing in respectively on right baffle-plate and the protecting cover, and an end of the worm shaft 71 of worm screw stretches out from supporting seat.Have through hole 8 on the external part of worm shaft.
Claims (2)
1, a kind of reserve wheel jacking system, comprise supporting seat, right baffle-plate, right baffle plate, protecting cover, can block the sprocket wheel of chain, right baffle-plate and right baffle plate are fixed on the supporting seat both sides, protecting cover covers on outside the sprocket wheel, it is characterized in that: the supporting seat inner chamber is equipped with intermeshing worm gear and worm screw, sprocket wheel is fixed on the worm-wheel shaft of worm gear, and the worm-wheel shaft two ends are bearing in respectively on right baffle-plate and the protecting cover, and an end of the worm shaft of worm screw stretches out from supporting seat.
2, reserve wheel jacking system according to claim 1 is characterized in that: have through hole on the external part of worm shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99233319 CN2372163Y (en) | 1999-05-10 | 1999-05-10 | Spare wheel lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99233319 CN2372163Y (en) | 1999-05-10 | 1999-05-10 | Spare wheel lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2372163Y true CN2372163Y (en) | 2000-04-05 |
Family
ID=34021782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99233319 Ceased CN2372163Y (en) | 1999-05-10 | 1999-05-10 | Spare wheel lifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2372163Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102642569A (en) * | 2012-05-10 | 2012-08-22 | 内蒙古第一机械集团有限公司 | Lifting device for spare tires of special military and police vehicles |
-
1999
- 1999-05-10 CN CN 99233319 patent/CN2372163Y/en not_active Ceased
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102642569A (en) * | 2012-05-10 | 2012-08-22 | 内蒙古第一机械集团有限公司 | Lifting device for spare tires of special military and police vehicles |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| C35 | Partial or whole invalidation of patent or utility model | ||
| IW01 | Full invalidation of patent right |
Decision date of declaring invalidation: 20030106 Decision number of declaring invalidation: 4701 |