CN203373071U - Vehicle-mounted bidirectional ratchet jack - Google Patents
Vehicle-mounted bidirectional ratchet jack Download PDFInfo
- Publication number
- CN203373071U CN203373071U CN201320489426.9U CN201320489426U CN203373071U CN 203373071 U CN203373071 U CN 203373071U CN 201320489426 U CN201320489426 U CN 201320489426U CN 203373071 U CN203373071 U CN 203373071U
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- CN
- China
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- ratchet
- connecting rod
- hand rotation
- rotation piece
- screw rod
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- Expired - Fee Related
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Abstract
A vehicle-mounted bidirectional ratchet jack comprises a base, wherein a connecting rod is arranged on the base, a screw rod is arranged on the connecting rod, a ratchet is fixedly installed at the right end of the screw rod, a set of outer teeth are arranged on the ratchet, a gap is formed between every two adjacent outer teeth, a handle is arranged on the ratchet, a pawl is arranged on the handle, and the pawl is matched with the outer teeth on the ratchet through the gaps in a clamping mode. The vehicle-mounted bidirectional ratchet jack has the advantages of being reasonable in structure, convenient to use and capable of jacking up weights by only needing to rotate the operation handle within a small angle range multiple times in the jacking up process, and therefore the angle within the operating space range is reduced, the jack is convenient and smooth to operate, strength of a user can be saved, and the jack is good in using effect and favorable for being promoted.
Description
Technical field
The utility model relates to a kind of jack, especially a kind of vehicle-mounted Bidirectional ratchet wheel type jack.
Background technology
At present, for vehicle-mounted jack, it is mainly screw jack, screw jack structurally generally includes jacking block, screw, shed stick, screw rod, base, jacking block and screw rod are fixed together by screw, shed stick is through the through hole at the top of screw rod, screw rod is connected with whorl of base, rotate shed stick by 360 °, screw rod carries out relative the rotation under the effect of screw pair with base, thereby realize the vertical lines motion of screw rod, the drive jacking block is risen, when rising heavier object, the user's who needs strength is larger, be unfavorable for that the user that strength is less uses, need 360 ° of rotations of shed stick when rising, requisite space is larger, be not suitable for the smaller occasion of space behavior scope, and when just starting to rise jack, for firmly convenient, need to continually shed stick be extracted from the through hole of screw rod then and insert, make operation more loaded down with trivial details.
The utility model content
The utility model will solve the problem that above-mentioned prior art exists, a kind of vehicle-mounted Bidirectional ratchet wheel type jack is provided, rational in infrastructure, easy to use, the simple operation smoothness, can save user's strength, and when rising, do not need the user repeatedly to plug the rotation shed stick, operational space scope angle reduces, and has met people's demand.
The utility model solves the technical scheme that its technical matters adopts: this vehicle-mounted Bidirectional ratchet wheel type jack, comprise base, base is provided with the connecting rod that base moves up and down relatively, the connecting rod diamond shaped arranges, the lower end of connecting rod is movably connected on base by rotating shaft one, the top of connecting rod is equipped with jacking block, connecting rod is flexibly connected by rotating shaft two and jacking block, the left end of connecting rod is provided with the left-hand rotation piece, the cylindrical shape setting in the two ends of left-hand rotation piece, the right-hand member of connecting rod is provided with the right-hand rotation piece, the cylindrical shape setting in the two ends of right-hand rotation piece, between left-hand rotation piece and right-hand rotation piece, cross-under has screw rod, the two ends of screw rod pass respectively left-hand rotation piece and right-hand rotation piece, the left end of screw rod is connected with left-hand rotation piece screw thread fit, be installed with ratchet on the right-hand member of screw rod, ratchet is provided with one group of external tooth, be provided with gap between adjacent two external tooths, ratchet is provided with handle, handle is provided with by rotating shaft three and is rotatably connected on the ratchet in handle, ratchet mates by the external tooth clamping on gap and ratchet.After arranging like this, rational in infrastructure, during use, ratchet is connected on the clockwise gap of ratchet, by low-angle repeatedly, the reciprocating rotation operating handle, ratchet is done and is clockwise rotated under the promotion of handle ratchet, thereby the drive screw rod is done and is clockwise rotated, screw rod is threaded connection upwards to be risen connecting rod, jacking block is risen weight under the effect of connecting rod, after finishing using, rotating ratchet is connected to ratchet on ratchet anti-clockwise gap, by low-angle repeatedly, the reciprocating rotation operating handle, ratchet is done and is rotated counterclockwise under the promotion of handle ratchet, thereby driving screw rod rotates counterclockwise, connecting rod drives jacking block and descends under the effect of screw rod, complete the process of rising weight, the angle of operational space scope has just reduced like this, and when rising, only need turning handle can realize rising the effect of weight, the simple operation smoothness, can save user's strength, result of use is good.
Rotating shaft one is fixedly mounted on base by latch one.After arranging like this, rotating shaft one can be fixedly mounted on base, facilitates connecting rod to use.
Rotating shaft two is fixedly mounted on jacking block by latch two.After arranging like this, rotating shaft two can be fixedly mounted on base, facilitates connecting rod to use.
The effect that the utility model is useful is: vehicle-mounted Bidirectional ratchet wheel type jack of the present utility model, rational in infrastructure, easy to use, only need the process that repeatedly the Small-angle Rotation operating handle can realize rising weight when rising, the angle of operational space scope has just reduced like this, and the simple operation smoothness, can save user's strength, result of use is good, is beneficial to popularization.
The accompanying drawing explanation
The structural representation that Fig. 1 is the utility model embodiment front;
The structural representation that Fig. 2 is the utility model embodiment back side.
Description of reference numerals: base 1, connecting rod 2, rotating shaft 1, jacking block 4, rotating shaft 25, left-hand rotation piece 6, right-hand rotation piece 7, screw rod 8, ratchet 9, external tooth 10, gap 11, handle 12, rotating shaft 3 13, ratchet 14, latch 1, latch 2 16.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
With reference to accompanying drawing: the vehicle-mounted Bidirectional ratchet wheel type jack in the present embodiment, comprise base 1, base 1 is provided with the connecting rod 2 that base 1 moves up and down relatively, connecting rod 2 diamond shaped settings, the lower end of connecting rod 2 is movably connected on base 1 by rotating shaft 1, the top of connecting rod 2 is equipped with jacking block 4, connecting rod 2 is flexibly connected by rotating shaft 25 and jacking block 4, the left end of connecting rod 2 is provided with left-hand rotation piece 6, the cylindrical shape setting in the two ends of left-hand rotation piece 6, the right-hand member of connecting rod 2 is provided with right-hand rotation piece 7, the cylindrical shape setting in the two ends of right-hand rotation piece 7, between left-hand rotation piece 6 and right-hand rotation piece 7, cross-under has screw rod 8, the two ends of screw rod 8 pass respectively left-hand rotation piece 6 and right-hand rotation piece 7, the left end of screw rod 8 is connected with left-hand rotation piece 6 screws thread fit, be installed with ratchet 9 on the right-hand member of screw rod 8, ratchet 9 is provided with one group of external tooth 10, be provided with gap 11 between two external tooths 10, ratchet 9 is provided with handle 12, handle 12 is provided with by rotating shaft 3 13 and is rotatably connected on the ratchet 14 in handle 12, ratchet 14 mates by gap 11 and external tooth 10 clampings on ratchet 9.
Rotating shaft 1 is fixedly mounted on base 1 by latch 1.
Rotating shaft 25 is fixedly mounted on jacking block 4 by latch 2 16.
During use, ratchet 14 is connected on the clockwise gap 11 of ratchet 9, by low-angle repeatedly, reciprocating rotation operating handle 12, ratchet 9 is done and is clockwise rotated under the promotion of handle 12 ratchets 14, thereby drive screw rod 8 is done and is clockwise rotated, screw rod 8 is threaded connection upwards to be risen connecting rod 2, jacking block 4 is risen weight under the effect of connecting rod 2, after finishing using, rotating ratchet 14 is connected to ratchet 14 on ratchet 9 anti-clockwise gaps 11, by low-angle repeatedly, reciprocating rotation operating handle 12, ratchet 9 is done and is rotated counterclockwise under the promotion of handle 12 ratchets 14, thereby driving screw rod 8 rotates counterclockwise, connecting rod 2 drives jacking block 4 and descends under the effect of screw rod 8, complete the process of rising weight.
The characteristics of the present embodiment are: only need the process that repeatedly Small-angle Rotation operating handle 12 can realize rising weight when rising, the angle of operational space scope has just reduced like this, and the simple operation smoothness, can save user's strength, result of use is good, is beneficial to popularization.
Although the utility model illustrates and describes by reference to preferred embodiment,, those skilled in the art should understand, and in the scope of claims, can do the various variation on form and details.
Claims (3)
1. a vehicle-mounted Bidirectional ratchet wheel type jack, comprise base (1), it is characterized in that: described base (1) is provided with the connecting rod (2) that base (1) moves up and down relatively, described connecting rod (2) diamond shaped setting, the lower end of described connecting rod (2) is movably connected on base (1) by rotating shaft one (3), the top of described connecting rod (2) is equipped with jacking block (4), described connecting rod (2) is flexibly connected by rotating shaft two (5) and jacking block (4), the left end of described connecting rod (2) is provided with left-hand rotation piece (6), the cylindrical shape setting in the two ends of described left-hand rotation piece (6), the right-hand member of described connecting rod (2) is provided with right-hand rotation piece (7), the cylindrical shape setting in the two ends of described right-hand rotation piece (7), between described left-hand rotation piece (6) and right-hand rotation piece (7), cross-under has screw rod (8), the two ends of described screw rod (8) pass respectively left-hand rotation piece (6) and right-hand rotation piece (7), the left end of described screw rod (8) is connected with left-hand rotation piece (6) screw thread fit, be installed with ratchet (9) on the right-hand member of described screw rod (8), described ratchet (9) is provided with one group of external tooth (10), be provided with gap (11) between adjacent two external tooths (10), described ratchet (9) is provided with handle (12), described handle (12) is provided with by rotating shaft three (13) and is rotatably connected on the ratchet (14) in handle (12), described ratchet (14) mates by gap (11) and external tooth (10) clamping on ratchet (9).
2. vehicle-mounted Bidirectional ratchet wheel type jack according to claim 1, it is characterized in that: described rotating shaft one (3) is fixedly mounted on base (1) by latch one (15).
3. vehicle-mounted Bidirectional ratchet wheel type jack according to claim 1, it is characterized in that: described rotating shaft two (5) is fixedly mounted on jacking block (4) by latch two (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320489426.9U CN203373071U (en) | 2013-08-12 | 2013-08-12 | Vehicle-mounted bidirectional ratchet jack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320489426.9U CN203373071U (en) | 2013-08-12 | 2013-08-12 | Vehicle-mounted bidirectional ratchet jack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203373071U true CN203373071U (en) | 2014-01-01 |
Family
ID=49835618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320489426.9U Expired - Fee Related CN203373071U (en) | 2013-08-12 | 2013-08-12 | Vehicle-mounted bidirectional ratchet jack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203373071U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107963576A (en) * | 2016-05-30 | 2018-04-27 | 衢州市易凡设计有限公司 | A kind of method of suing and labouring of the cross slide deliverance apparatus of hand-rail type self-locking |
| CN108442711A (en) * | 2018-02-08 | 2018-08-24 | 马宁 | The regulating device of cushion block is protected in a kind of concreting with reinforcing bar |
-
2013
- 2013-08-12 CN CN201320489426.9U patent/CN203373071U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107963576A (en) * | 2016-05-30 | 2018-04-27 | 衢州市易凡设计有限公司 | A kind of method of suing and labouring of the cross slide deliverance apparatus of hand-rail type self-locking |
| CN108442711A (en) * | 2018-02-08 | 2018-08-24 | 马宁 | The regulating device of cushion block is protected in a kind of concreting with reinforcing bar |
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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 |
Granted publication date: 20140101 Termination date: 20160812 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |