CN2328648Y - Jack - Google Patents
Jack Download PDFInfo
- Publication number
- CN2328648Y CN2328648Y CN 98223504 CN98223504U CN2328648Y CN 2328648 Y CN2328648 Y CN 2328648Y CN 98223504 CN98223504 CN 98223504 CN 98223504 U CN98223504 U CN 98223504U CN 2328648 Y CN2328648 Y CN 2328648Y
- Authority
- CN
- China
- Prior art keywords
- cartridge type
- jack
- type base
- blocking device
- pin
- 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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- Purses, Travelling Bags, Baskets, Or Suitcases (AREA)
Abstract
The utility model provides a jack, comprising a jack body and a jack safety device. The jack safety device is composed of a supporting device, a locking device and an unlocking device; the supporting device is composed of a drum-type base and a ratchet rod which is sheathed in the drum-type base; the locking device is composed of a pin seat, a pin and a spring; the pin seat is arranged on the drum-type base, and the unlocking device is composed of a cam, a handle, a link rod, a slide block and a fixing seat; the fixing seat is arranged on the drum-type base. The safety device of the utility model can ascend or descend with the jack simultaneously. The utility model is safe, reliable and easy to operate, and the utility model can prevent the sudden failure of the jack to cause personnel casualty or other articles damage.
Description
The utility model relates to the hoisting device field, particularly a kind of jack.
Present jack, the safety device that safety device or setting often are not set can not rise synchronously and descend with jack, blindly operates or misoperation easily causes casualties and article damage as operating personal.
The purpose of this utility model is to provide a kind of safety device that is provided with, and safety device can rise synchronously with jack and the jack of decline.
For achieving the above object, the utility model by the following technical solutions: it comprises the jack body, it is characterized in that it also is provided with jack safety device, and described jack safety device is made up of bracing or strutting arrangement, blocking device and tripper; Bracing or strutting arrangement is made up of cartridge type base and the sour jujube bar that is placed in wherein, cartridge type base and jack body are located on the same pedestal, the top of sour jujube bar is provided with pipe link, the other end of pipe link links to each other with the top of jack body, the sour jujube bar is provided with and the cooresponding ratchet of blocking device hole, the ratchet hole is except that below, and remaining bottom is equipped with lead angle; Blocking device is made up of key seat, pin and spring, key seat is located on the cartridge type base, its sidewall is provided with guide groove, pin is located in the key seat, the one end stretches out the outer wall of key seat away from cartridge type base one end, and the other end passes the cartridge type base and acts on the sour jujube bar, and its underpart is provided with lead angle, pin is provided with and the cooresponding projection of guide groove, and spring is located between projection and the outer wall of key seat away from cartridge type base one end; Tripper is made up of cam, handle, pipe link, slide block and permanent seat, and permanent seat is located on the cartridge type base, and cam is located in the permanent seat, camshaft links to each other with handle, cam both sides correspondence is provided with slide block, and pipe link one end is connected with slide block, and the other end is connected with projection on the pin.
Owing to adopt above technical scheme, safety device of the present utility model can rise synchronously and descend with jack, and is safe and reliable, is convenient to the use of operating personal, can prevent personnel casualty accidents that the jack sudden failure causes or to the damage of other article.
The utility model will be further described below in conjunction with drawings and Examples.
Scheme drawing of the present utility model when Fig. 1 is the cartridge type firm banking for the cartridge type base.
Fig. 2 is cartridge type base scheme drawing of the present utility model when being made up of cartridge type firm banking and cartridge type mobile base.
Embodiment 1, with reference to accompanying drawing 1.The utility model comprises jack body 1 and jack safety device, and described jack safety device is made up of bracing or strutting arrangement, blocking device and tripper; Bracing or strutting arrangement is made up of cartridge type base and the sour jujube bar 3 that is placed in wherein, the cartridge type base is a cartridge type firm banking 2 in the present embodiment, cartridge type firm banking 2 is located on the same pedestal 4 with jack body 1, the top of sour jujube bar 3 is provided with pipe link 5, the other end of pipe link 5 links to each other with the top of jack body 1, sour jujube bar 3 is provided with and the cooresponding ratchet of blocking device hole 6, and ratchet hole 6 is except that below, and remaining bottom is equipped with lead angle 7; Blocking device is made up of key seat 8, pin 9 and spring 10, key seat 8 is located on the cartridge type firm banking 2, its sidewall is provided with guide groove 11, pin 9 is located in the key seat 8, the one end stretches out the outer wall 12 of key seat 8 away from cartridge type base one end, the other end passes cartridge type firm banking 2 and acts on sour jujube bar 3, and its underpart is provided with lead angle 13, and pin 9 is provided with and guide groove 11 cooresponding protruding 14.Spring 10 is located between projection 14 and the outer wall 12 of key seat 8 away from cartridge type firm banking 2 one ends; Tripper is made up of cam 15, handle 16, pipe link 17, slide block 18 and permanent seat 19.Permanent seat establishes 19 on cartridge type firm banking 2, its sidewall is provided with and pipe link 17 corresponding guide grooves 20, cam 15 is located in the permanent seat 19, camshaft 21 links to each other with handle 16, and cam 15 both sides correspondences are provided with slide block 18, and pipe link 17 is under the effect of cam 15, drive by slide block 18, slide in guide groove 20, the one end is connected with slide block 18, and the other end is connected with projection 14 on the pin 9.
Embodiment 2, with reference to accompanying drawing 2.Cartridge type base of the present utility model is made up of cartridge type firm banking 2 and the cartridge type mobile base 22 that is placed in wherein, all the other are with embodiment 1, cartridge type firm banking 2 is located on the same pedestal 4 with jack body 1, its upper end is provided with blocking device and the tripper identical with embodiment 1, the upper end of cartridge type mobile base 22 is provided with blocking device and the tripper identical with embodiment 1, and cartridge type mobile base 22 is provided with ratchet hole 6 below blocking device.The bottom in ratchet hole 6 is provided with lead angle 7, and the ratchet hole 6 on the cartridge type mobile base 22 is corresponding with blocking device on the cartridge type firm banking 2.Blocking device on the cartridge type mobile base 22 is corresponding with the ratchet hole 6 on the sour jujube bar 3.
Claims (3)
1. a jack comprises the jack body, it is characterized in that it also is provided with jack safety device, and described jack safety device is made up of bracing or strutting arrangement, blocking device and tripper; Bracing or strutting arrangement is made up of cartridge type base and the sour jujube bar that is placed in wherein, and cartridge type base and jack body are located on the same pedestal, and the top of sour jujube bar is provided with pipe link.The other end of pipe link links to each other with the top of jack body, and the sour jujube bar is provided with and the cooresponding ratchet of blocking device hole, and the ratchet hole is except that below, and remaining bottom is equipped with lead angle; Blocking device is made up of key seat, pin and spring, key seat is located on the cartridge type base, its sidewall is provided with guide groove, pin is located in the key seat, the one end stretches out the outer wall of key seat away from cartridge type base one end, and the other end passes the cartridge type base and acts on the sour jujube bar, and its underpart is provided with lead angle, pin is provided with and the cooresponding projection of guide groove, and spring is located between projection and the outer wall of key seat away from cartridge type base one end; Tripper is made up of cam, handle, pipe link, slide block and permanent seat, and permanent seat is located on the cartridge type base, and cam is located in the permanent seat, camshaft links to each other with handle, cam both sides correspondence is provided with slide block, and pipe link one end is connected with slide block, and the other end is connected with projection on the pin.
2, a kind of jack as claimed in claim 1 is characterized in that described cartridge type base is made up of the cartridge type firm banking, and cartridge type firm banking and jack body are located on the same pedestal, and its upper end is provided with above-mentioned blocking device and tripper.
3, a kind of jack as claimed in claim 1, it is characterized in that described cartridge type base is made up of cartridge type firm banking and the cartridge type mobile base that is placed in wherein, cartridge type firm banking and jack body are located on the same pedestal, its upper end is provided with above-mentioned blocking device and tripper, the top of cartridge type mobile base is provided with above-mentioned blocking device and tripper, is provided with above-mentioned ratchet hole below blocking device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98223504 CN2328648Y (en) | 1998-03-20 | 1998-03-20 | Jack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98223504 CN2328648Y (en) | 1998-03-20 | 1998-03-20 | Jack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2328648Y true CN2328648Y (en) | 1999-07-14 |
Family
ID=33974587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 98223504 Expired - Fee Related CN2328648Y (en) | 1998-03-20 | 1998-03-20 | Jack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2328648Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107807298A (en) * | 2017-12-05 | 2018-03-16 | 绵阳高新区鸿强科技有限公司 | A kind of surface mount device transmission and test device |
-
1998
- 1998-03-20 CN CN 98223504 patent/CN2328648Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107807298A (en) * | 2017-12-05 | 2018-03-16 | 绵阳高新区鸿强科技有限公司 | A kind of surface mount device transmission and test device |
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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 |