CN202936146U - Mechanical jack - Google Patents
Mechanical jack Download PDFInfo
- Publication number
- CN202936146U CN202936146U CN 201220594521 CN201220594521U CN202936146U CN 202936146 U CN202936146 U CN 202936146U CN 201220594521 CN201220594521 CN 201220594521 CN 201220594521 U CN201220594521 U CN 201220594521U CN 202936146 U CN202936146 U CN 202936146U
- Authority
- CN
- China
- Prior art keywords
- mechanical jack
- bracing frame
- supporting rack
- utility
- pinch
- 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
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Abstract
The utility model discloses a mechanical jack comprising a supporting rack, wherein the supporting rack which is formed by hinge joint of two supporting legs; a supporting groove is formed in the upper end of the supporting rack; and a shear-shaped clamping leg is arranged at the lower end of the supporting rack. The mechanical jack provided by the utility model overcomes the defects in prior art, and has the advantages of simple design and reasonable structure. The upper end of the main supporting rack is in a chain connection manner, so that the mechanical jack can be carried in a smaller space for operation in a foldable manner, and is convenient to open in the operation.
Description
Technical field
The utility model relates to building serviceable tool technical field, specifically belongs to a kind of mechanical jack.
Background technology
Jack is a kind of reinforcement transmission compression tools commonly used, and mostly existing jack is to adopt hydraulic jack, and this just needs the sealed precision of strict guarantee jacking cylinder and pressurized cylinder, and manufacturing cost is high.Also have a kind of mechanical jack need to be by long control lever, the direction displacement of moving to the object generation bearing force that will act on and along strut bar.Use general operation in less space, inconvenient operation.
The utility model content
The purpose of this utility model has been to provide a kind of mechanical jack, has overcome the deficiencies in the prior art, simplicity of design, rational in infrastructure, the main backstop upper end is by the link on-link mode (OLM), and the equipment of being convenient to fold and is carried to less space and carries out operation, opens convenience during operation.
The technical solution adopted in the utility model is as follows:
A kind of mechanical jack comprises bracing frame, described bracing frame, and by two supporting leg chain connections, the upper end has support slot, and the lower end is provided with the scissors-type pinch.
Described bracing frame plane is vertical with plane, pinch place, captives joint with the pinch front end in the bracing frame lower end.
Be provided with the spiral support bar between described two supporting legs.
Compared with the prior art, the beneficial effects of the utility model are as follows:
The utility model design main backstop upper end is by the link on-link mode (OLM), and the equipment of being convenient to fold and is carried to less space and carries out operation, opens convenience during operation.
Description of drawings
Fig. 1 is structural representation of the present utility model.
The specific embodiment
Referring to accompanying drawing, a kind of mechanical jack comprises bracing frame 1, and bracing frame 1 is by two supporting leg 101 chain connections, and the upper end has support slot 2, and the lower end is provided with scissors-type pinch 3.The bracing frame plane is vertical with plane, pinch place, and captiveing joint with pinch 3 front ends in bracing frame 1 lower end, is provided with spiral support bar 4 between two supporting legs 101.
Claims (3)
1. a mechanical jack, comprise bracing frame, it is characterized in that: described bracing frame, and by two supporting leg chain connections, the upper end has support slot, and the lower end is provided with the scissors-type pinch.
2. a kind of mechanical jack according to claim 1, it is characterized in that: described bracing frame plane is vertical with plane, pinch place, and captive joint with the pinch front end in the bracing frame lower end.
3. a kind of mechanical jack according to claim 1, is characterized in that: be provided with the spiral support bar between described two supporting legs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220594521 CN202936146U (en) | 2012-11-10 | 2012-11-10 | Mechanical jack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220594521 CN202936146U (en) | 2012-11-10 | 2012-11-10 | Mechanical jack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202936146U true CN202936146U (en) | 2013-05-15 |
Family
ID=48320398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220594521 Expired - Fee Related CN202936146U (en) | 2012-11-10 | 2012-11-10 | Mechanical jack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202936146U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106608601A (en) * | 2015-10-26 | 2017-05-03 | 张丽娟 | Multifunctional mechanical jack |
| CN106988601A (en) * | 2017-04-28 | 2017-07-28 | 国网山东省电力公司临朐县供电公司 | Switch cubicle is special to block net support |
-
2012
- 2012-11-10 CN CN 201220594521 patent/CN202936146U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106608601A (en) * | 2015-10-26 | 2017-05-03 | 张丽娟 | Multifunctional mechanical jack |
| CN106608601B (en) * | 2015-10-26 | 2021-01-26 | 张丽娟 | Multifunctional mechanical jack |
| CN106988601A (en) * | 2017-04-28 | 2017-07-28 | 国网山东省电力公司临朐县供电公司 | Switch cubicle is special to block net support |
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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: 20130515 Termination date: 20141110 |
|
| EXPY | Termination of patent right or utility model |