CN204056021U - Shaking spare tyre rises and falls device - Google Patents
Shaking spare tyre rises and falls device Download PDFInfo
- Publication number
- CN204056021U CN204056021U CN201420461441.7U CN201420461441U CN204056021U CN 204056021 U CN204056021 U CN 204056021U CN 201420461441 U CN201420461441 U CN 201420461441U CN 204056021 U CN204056021 U CN 204056021U
- Authority
- CN
- China
- Prior art keywords
- transmission gear
- pivot shaft
- support body
- ring
- retaining ratchet
- 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
Links
Landscapes
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
A kind of shaking spare tyre rises and falls device, comprise support body, described support body is provided with side by side pivot shaft I and pivot shaft II, described pivot shaft I is provided with axle sleeve and transmission gear I, described pivot shaft II is provided with transmission gear II and transmission gear III, described axle sleeve is provided with transmission gear IV and chain sling wheel, described transmission gear I and transmission gear II engage each other, described transmission gear III and transmission gear IV engage each other, the exit of described pivot shaft I is provided with retaining ratchet and inside and outside back-up ring, and this back-up ring and pivot shaft I are threaded connection; The intrinsic friction lining of difference on described two back-up rings; The exit outermost of described pivot shaft I is provided with a nut; The sleeve of described retaining ratchet is provided with torsion spring, and the two ends of torsion spring are fixed on support body and retaining ratchet; The hang oneself side of sprocket wheel of support body is provided with track adjusting wheel.Beneficial effect is: structure is simple, is convenient to assembling, easy to loading and unloading, and working environment is clean, not easy to wear, and long service life is safe and reliable.
Description
Technical field
The utility model relates to and hangs the spare tyre take-off and landing device of spare tyre, and particularly a kind of shaking spare tyre rises and falls device.
Background technology
The spare tyre take-off and landing device of existing heavy duty truck, trailer, Nong Chaiche, comprise support body, described support body is provided with side by side pivot shaft I and pivot shaft II, described pivot shaft I is provided with axle sleeve and transmission gear I, described pivot shaft II is provided with transmission gear II and transmission gear III, described axle sleeve is provided with transmission gear IV and chain sling wheel, described transmission gear I and transmission gear II engage each other, described transmission gear III and transmission gear IV engage each other, described pivot shaft I is separately provided with retaining ratchet, and described support body is provided with the retaining ratchet of corresponding retaining ratchet.Its long service life, lift rapid, laborsaving, save change suspension bracket expense and lifting effect stability, safe and reliable.There is following problem in this spare tyre take-off and landing device: 1, pivot shaft I and transmission gear I are Split type structure, pivot shaft II is Split type structure with transmission gear III, and complex structure, is not easy to assembling in actual use.Need manual hand manipulation's handle to pull ratchet when 2, loading and unloading spare tyre, because the spare tyre holders such as large trailer, lorry, engineering dump truck are placed in the below of vehicle body mostly, operating personal just can pull ratchet under needing to get into vehicle body, operates very inconvenient, and operating environment very severe.3, on support body, corresponding chain sling wheel side is provided with guide groove, and guide groove is easy to wear, wears up to and to a certain degree loses directional tagging afterwards.
Summary of the invention
To be solved in the utility model is that existing spare tyre rises and falls the deficiency of device, provides a kind of structure simple, is convenient to assembling, without the need to getting into operation under vehicle body, easy to loading and unloading, improve working environment, not easy to wear, long service life, the safe and reliable shaking spare tyre of serviceability rises and falls device.
This shaking spare tyre rises and falls device, comprise support body, described support body is provided with side by side pivot shaft I and pivot shaft II, described pivot shaft I is provided with axle sleeve and transmission gear I, described pivot shaft II is provided with transmission gear II and transmission gear III, described axle sleeve is provided with transmission gear IV and chain sling wheel, described transmission gear I and transmission gear II engage each other, described transmission gear III and transmission gear IV engage each other, described pivot shaft I is provided with retaining ratchet by support body exit, described support body is provided with the retaining ratchet of corresponding retaining ratchet, and its special character is:
Described transmission gear I and pivot shaft I is an entirety, and transmission gear III and pivot shaft II is an entirety;
The exit of described pivot shaft I is provided with screw thread, and the exit of described pivot shaft I is provided with inside and outside back-up ring, and this back-up ring and pivot shaft I are threaded connection; Be respectively equipped with a friction lining between back-up ring and retaining ratchet at described two, described friction lining is fixed together with corresponding back-up ring respectively; Be positioned at outside back-up ring outer face on an intrinsic pipe, the outer end of pipe is provided with a crank socket; The exit outermost of described pivot shaft I is provided with a nut, and this nut is placed in described pipe; The sleeve of described retaining ratchet is provided with torsion spring, and the two ends of torsion spring are separately fixed on support body and retaining ratchet;
The hang oneself side of sprocket wheel of described support body is provided with a track adjusting wheel, and the groove of this track adjusting wheel is corresponding with the groove that chain sling is taken turns.
The hang oneself below of sprocket wheel of described support body is provided with a guide plate, because the effect of inertia of spare tyre gravity is mutually stuck when discharging to prevent chain sling, causes the spare tyre device that rises and falls to lose efficacy.
The beneficial effects of the utility model are:
1, transmission gear I of the present utility model and pivot shaft I is an entirety, and transmission gear III and pivot shaft II is an entirety.Structure is simple, is convenient to assembling.
2, the utility model adopts the latching device of friction disk type, during lifting spare tyre, rotate clockwise crank and make pivot shaft I be fixed as an entirety by friction lining, back-up ring, ratchet and crank, retaining ratchet snaps in the between cog of retaining ratchet automatically, prevent the de-pine of its reversion, complete hoisting process.When unloading spare tyre, rotate counterclockwise crank, the back-up ring in outside is outwards slided by the screw thread on main driving axle, and retaining ratchet creates with friction lining and is separated.Rotate backward at the Action of Gravity Field lower drive shaft of spare tyre and transmission gear, spare tyre drops to ground naturally thereupon.The utility model instead of the spanner on retaining ratchet, substantially improves working environment, achieves automated handling.Operating process is convenient, fast.
3, the utility model has installed track adjusting wheel, not easy to wear, increases service life.
4, the utility model is provided with guide plate in chain sling wheel below, and during release spare tyre, chain sling slides in order in guide plate, and stuck situation can not occur, and adds operation quality, shortens production time, improve work efficiency.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the A direction view of Fig. 1;
Fig. 3 is the B-B structural representation of Fig. 1.
In figure: 1-framework, 2-pivot shaft I, 3 pivot shaft II, 4-transmission gear II, 5-axle sleeve, 6-transmission gear IV, 7-chain sling is taken turns, 8-track adjusting wheel, 9-inner shield ring, 10-friction lining, 11-retaining ratchet, the outer back-up ring of 12-, 13-pipe, 14-nut, 15-retaining ratchet, 16-sleeve, 17-torsion spring, 18-transmission gear I, 19-transmission gear III, 20-guide plate.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in detail.
As shown in the figure, this shaking spare tyre rises and falls device, comprise support body 1, described support body 1 is provided with side by side pivot shaft I 2 and pivot shaft II 3, described pivot shaft I 2 is provided with axle sleeve 5 and transmission gear I 18, described pivot shaft II 3 is provided with transmission gear II 4 and transmission gear III 19, described axle sleeve 5 is provided with transmission gear IV 6 and chain sling wheel 7, described transmission gear I 18 and transmission gear II 4 engage each other, described transmission gear III 19 and transmission gear IV 6 engage each other, described pivot shaft I 2 is provided with retaining ratchet 11 by support body 1 exit, described support body 1 is provided with the retaining ratchet 15 of corresponding retaining ratchet 11, described transmission gear I and pivot shaft I is an entirety, transmission gear III and pivot shaft II is an entirety, the exit of described pivot shaft I2 is provided with screw thread, and the exit of described pivot shaft I2 is provided with inside and outside back-up ring 9,12, and this back-up ring and pivot shaft I2 are threaded connection, between described two back-up rings 9,12 and retaining ratchet 11, be respectively equipped with a friction lining 10, described friction lining 10 is fixed together with corresponding back-up ring respectively, be positioned at outside back-up ring 12 outer face on an intrinsic pipe 13, the outer end of pipe 13 is provided with a crank socket, the exit outermost of described pivot shaft I2 is provided with a nut 14, and this nut 14 is placed in described pipe 13, the sleeve 16 of described retaining ratchet 15 is provided with torsion spring 17, and the two ends of torsion spring 17 are separately fixed on support body 1 and retaining ratchet 11, the hang oneself side of sprocket wheel 7 of described support body 1 is provided with a track adjusting wheel 8, and the groove of this track adjusting wheel 8 is corresponding with the groove that chain sling takes turns 7.The hang oneself below of sprocket wheel 7 of described support body 1 is provided with a guide plate 20, because the effect of inertia of spare tyre gravity is mutually stuck when discharging to prevent chain sling, causes the spare tyre device that rises and falls to lose efficacy.
Working process of the present utility model is as follows: during lifting spare tyre, and chain sling wheel 7 installs chain sling.Connect tire suspension at the other end of chain sling, spare tyre is placed on spare tyre suspension.Crank cover is put in the gap of pipe 13, rotates clockwise crank.Pipe 13 back-up ring 12 that links rotates clockwise, and back-up ring 12 is slided on pivot shaft I2 inwards by screw thread, finally makes back-up ring 9, friction lining 10, ratchet 11, and back-up ring 12 closely cooperates, and fixes with pivot shaft I2, thus drives pivot shaft I2 to rotate clockwise.Transmission gear I18 on pivot shaft I2 rotates transmission of power to the transmission gear II4 on pivot shaft II3 thereupon, transmission gear II4 drives coaxial transmission gear III19 to rotate thereupon, transmission gear III19 is by transmission of power to transmission gear IV6, and transmission gear IV6 drives chain sling wheel 7 be fixed on same axis cover 5 with it to rotate.Thus make chain sling be wound around and sling by spare tyre on chain sling wheel 7.When after arrival certain position, take away crank spare tyre and be namely fixed on vehicle body, complete lifting.When unloading spare tyre, rotate counterclockwise crank, back-up ring 12 is slided laterally by the screw thread slideway on pivot shaft I2, thus ratchet 11 is separated with friction lining 10.Spare tyre lands under gravity, takes off spare tyre complete operation.
Claims (2)
1. a shaking spare tyre rises and falls device, comprise support body, described support body is provided with side by side pivot shaft I and pivot shaft II, described pivot shaft I is provided with axle sleeve and transmission gear I, described pivot shaft II is provided with transmission gear II and transmission gear III, described axle sleeve is provided with transmission gear IV and chain sling wheel, described transmission gear I and transmission gear II engage each other, described transmission gear III and transmission gear IV engage each other, described pivot shaft I is provided with retaining ratchet by support body exit, described support body is provided with the retaining ratchet of corresponding retaining ratchet, it is characterized in that: described transmission gear I and pivot shaft I is an entirety, transmission gear III and pivot shaft II is an entirety, the exit of described pivot shaft I is provided with screw thread, and the exit of described pivot shaft I is provided with inside and outside back-up ring, and this back-up ring and pivot shaft I are threaded connection, be respectively equipped with a friction lining between back-up ring and retaining ratchet at described two, described friction lining is fixed together with corresponding back-up ring respectively, be positioned at outside back-up ring outer face on an intrinsic pipe, the outer end of pipe is provided with a crank socket, the exit outermost of described pivot shaft I is provided with a nut, and this nut is placed in described pipe, the sleeve of described retaining ratchet is provided with torsion spring, and the two ends of torsion spring are separately fixed on support body and retaining ratchet, the hang oneself side of sprocket wheel of described support body is provided with a track adjusting wheel, and the groove of this track adjusting wheel is corresponding with the groove that chain sling is taken turns.
2. shaking spare tyre according to claim 1 rises and falls device, it is characterized in that: the below being positioned at chain sling wheel on described support body is provided with a guide plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420461441.7U CN204056021U (en) | 2014-08-15 | 2014-08-15 | Shaking spare tyre rises and falls device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420461441.7U CN204056021U (en) | 2014-08-15 | 2014-08-15 | Shaking spare tyre rises and falls device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204056021U true CN204056021U (en) | 2014-12-31 |
Family
ID=52197585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420461441.7U Expired - Fee Related CN204056021U (en) | 2014-08-15 | 2014-08-15 | Shaking spare tyre rises and falls device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204056021U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106542014A (en) * | 2015-09-21 | 2017-03-29 | 上海汽车集团股份有限公司 | Automobile and its spare tyre lifter |
-
2014
- 2014-08-15 CN CN201420461441.7U patent/CN204056021U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106542014A (en) * | 2015-09-21 | 2017-03-29 | 上海汽车集团股份有限公司 | Automobile and its spare tyre lifter |
| CN106542014B (en) * | 2015-09-21 | 2019-04-09 | 上海汽车集团股份有限公司 | Automobile and its spare tyre lifter |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110549791B (en) | Small-size automatic tyre changer | |
| CN205010432U (en) | Net hauler for fishing boat | |
| CN208915290U (en) | A kind of AGV travelling bogie | |
| CN204056021U (en) | Shaking spare tyre rises and falls device | |
| CN110282567A (en) | A kind of chain block | |
| CN201485214U (en) | Drum integration-detachable winch | |
| CN105774929A (en) | Electric spare tire lifting frame | |
| CN108249320B (en) | The motor-driven cart of outer expanding three-jaw tire suspender | |
| CN202703724U (en) | Spare tire hanging bracket | |
| CN204917826U (en) | Lever block's clutch | |
| CN205155091U (en) | Free fall is reduction gear for hoist engine | |
| CN204417005U (en) | A kind of brake clutch device of Lever Blocks | |
| CN211252819U (en) | Labor-saving spare tire lifter capable of hovering | |
| CN204917819U (en) | Novel lever block | |
| CN202591925U (en) | Detacher used in differential mechanism | |
| CN209815007U (en) | Wear-resistant unhooking mechanism for material trolley | |
| CN202333706U (en) | Inverted-type automatic cable pay-off and take-up device of aircraft service ground well | |
| CN105129655A (en) | Novel lever hoist | |
| CN103420300B (en) | Spare tire installation device | |
| CN206153846U (en) | Wheel hub brake drum assembly loading and unloading vehicle using motor | |
| CN205061010U (en) | Antiskid type multi -angle ore delivery machine of unloading | |
| CN203593535U (en) | Crane and wheel set thereof | |
| CN202967881U (en) | Lifting hook for automatic discharge | |
| CN109080384A (en) | A kind of vehicle wheel non-slip chain apparatus | |
| CN204673550U (en) | Exempt from detaching tyre formula brake disc drawbench |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141231 Termination date: 20170815 |