CN2206775Y - Shearing jack - Google Patents
Shearing jack Download PDFInfo
- Publication number
- CN2206775Y CN2206775Y CN 94217985 CN94217985U CN2206775Y CN 2206775 Y CN2206775 Y CN 2206775Y CN 94217985 CN94217985 CN 94217985 CN 94217985 U CN94217985 U CN 94217985U CN 2206775 Y CN2206775 Y CN 2206775Y
- Authority
- CN
- China
- Prior art keywords
- screw rod
- gear
- disk
- scissors
- meshed
- 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 relates to a scissor jack comprising a couple of lateral slices which are fixed together. A couple of transverse lead holes and a longitudinal lead hole are arranged on each of lateral slices, the middle parts of a couple of lifting arms are pivoted with each other, pivot shafts are respectively arranged on the bottom end of the lifting arm, and the bottom end of the lifting arm is arranged in the transverse lead holes. Besides, two shift seats are fixedly arranged on the pivot shaft. One screw rod penetrates through one shift seat and is in screw connection with the other shift seat, and the screw rod can be caused to drive the two shift seats to come close or separate from each other when the screw rod rotates. The bottom ends of a couple of upper arms are pivoted on the top ends of the lifting arms, and the top ends of the lifting arms are pivoted on a lack disc. Furthermore, a driving device combined with the screw rod can be used for driving and rotating the screw rod so as to cause the two shift seats to come close or separate from each other, and the lack disc can be caused to ascend or descend to jack and clamp articles.
Description
The utility model relates to a kind of scissors-type jack, and its structure is designed to the scissors-type jack that can utilize actuating device to activate.
Existing scissors-type jack structure all is that the mode that is designed to utilize manpower to rotate drives this jack.Yet, when being used for pushing up system weight, certainly will spending sizable strength with the manpower rotary manipulation and just can drive, so that the women quite is not easy in operation at the automobile more than hundreds of even thousands of kilograms.
The purpose of this utility model is to overcome many shortcomings of the general scissors-type jack structure of using always, and a kind of scissors-type jack is provided, and makes it be designed to the scissors-type jack structure that can utilize actuating device to activate, can operate at an easy rate.
The purpose of this utility model is realized by following technical scheme.
It comprises a kind of scissors-type jack: a lateral plate is fixed together, and each lateral plate respectively is provided with an a pair of horizontal guide hole and a vertical guide hole; The a pair of arm middle part of raising is articulated each other, and its bottom respectively is provided with a pivot and is slidingly installed in this horizontal guide hole, and two displacement seats are fixedly held on this pivot; One screw rod wore a displacement seat, and another displacement seat that is spirally connected, make this screw rod can order about when rotating this two displacements seat mutually near or separate mutually; A pair of upper arm bottom is pivoted to this to raising the top of arm, and its top then is pivoted to one and takes over a business; And one actuating device be bonded to this screw rod and can be for drive rotating this screw rod.
The purpose of this utility model also can further be realized by following technical measures.
Aforesaid scissors-type jack, wherein respectively the top of this upper arm respectively is provided with double wedge and is engaged with each other together.
Aforesaid scissors-type jack, wherein this actuating device comprises a body, and a motor is arranged on this body the inside, and a pole is bonded to this screw rod,, and a gear mechanism connects this motor to this pole, removes to rotate this screw rod so that drive this pole.This gear mechanism comprises that one first gear is bonded to this motor, one sleeve is arranged on this body the inside, it is provided with an internal tooth, the internal tooth that at least one first disk is provided with several second gears and this sleeve is meshed, and and this first gear is meshed, this first disk is provided with one the 3rd gear, the internal tooth that one second disk is provided with several the 4th gears and this sleeve is meshed, and and the 3rd gear is meshed, this second disk is provided with an internal tooth, the internal tooth that this pole is provided with one the 5th gear and this second disk is meshed, and makes this motor to drive this pole via this gear mechanism by this.
The utility model compared with prior art has tangible advantage and good effect.Because it can utilize actuating device to activate scissors-type jack, make that this is taken over a business to rise or descends to push up the system article that feasible do not have the people of strength can be easy to operate this jack yet.
Concrete structure of the present utility model, feature is described in detail as the back by following examples and accompanying drawing thereof:
Fig. 1 is the block diagram of scissors-type jack of the present utility model.
Fig. 2 is a three-dimensional exploded view of the present utility model.
Fig. 3 and Fig. 4 are planar gesture scheme drawing of the present utility model.
Fig. 5 is the three-dimensional exploded view of actuating device of the present utility model.
Scissors-type jack of the present utility model please cooperate and consult Fig. 1 to shown in Figure 3, and whole pair of scissors-type jack comprises a pair of lateral plate 10, and it comprises that respectively a strengthening rib 11 and a base portion 12 are for firmly being provided with on the ground.Each lateral plate 11 comprises that respectively two horizontal guide holes 13 and vertical guide hole 14, one vertical guide holes 14 are arranged between this two horizontal guide hole; And each lateral plate comprises that respectively several perforates 15 can be for two lateral plates 10 being fixed together in conjunction with screw rod 16.
One pumping device 20 comprises that two utilize a pin 25 to be articulated in the middle of raising arm 23.The two ends of this pin 25 are slidingly installed in vertical guide hole 14 the insides.Respectively raise the top of arm 23 and respectively establish a pivot 24, its bottom is then respectively established another pivot 211,222 respectively and can be slidingly installed in horizontal guide hole 13 the insides.Two displacement seats 21,22 are separately positioned on the pivot 211,222, wherein displacement seat 21 is provided with a hole and can supplies to wear screw rod 28, another displacement seat 22 then is provided with a screw 221 can be for screwing togather this screw rod 28, this screw rod 28 has a head 281 can lean this displacement seat 21, make by this this screw rod can order about when rotating this two displacements seat 21,22 mutually near or separate mutually.A pair of upper arm 26 bottoms respectively are pivoted to this to pivot 24, and its top then is pivoted to one and takes over a business 27, and its top respectively is provided with double wedge 261 and can be meshed together.
Please referring to Fig. 2 and shown in Figure 5, an actuating device comprises that mainly a body 30, one end caps 31 are fixed to body 30 front ends, and this end cap one side is provided with several screws 32.One connecting rod, 40 1 ends are provided with a perforate 41 can be for being bonded to pivot 211 places, and its other end then is provided with two holes 42 can be connected to body 30 this pumping device 20 for wearing screw 43.This actuating device comprises that a motor 33 is fixed on this body 30 the insides, and a gear 34 is connected to this motor 33, and is provided with a pair of guide groove 35 in body front end inboard.One ring body, 36 both sides are provided with guide groove 35 the insides that lug 37 is slidingly installed in body.This ring body 36 is provided with a centre hole 38 and can wears for gear 34, and this ring body is provided with a cannelure 39.One sleeve, 50 both sides are provided with two lugs 51 can be for guide groove 35 the insides that are slidingly installed in body, and its inside is provided with internal tooth 52.Four disks 53,54,55,56 are arranged on the sleeve the inside, wherein each disk respectively has the internal tooth 52 that three gears 531,541,551,561 can supply this sleeve of engagement, and disk 53,54,55 then respectively has gear 532,542,552 can be for difference engaging gear 541,551,561.56 in another disk is provided with internal tooth 562.The gear 531 of this disk 53 of 34 engagements of the gear of this motor 33 makes motor can order about these disks and rotates.One pole, 57 1 ends are provided with a gear 58 can be for the internal tooth 562 of engagement disk 56, its other end then is provided with a joint head 59, then being provided with a combined hole 591 in this joint head therefore can make this motor 33 can drive this screw rod 28 of rotation and can drive this jack for the head 281 in conjunction with this screw rod 28.This joint head 59 remains on the position of the head 281 that engages screw rod by this connecting rod 40.
Operating mode of the present utility model, please cooperate Fig. 3 and shown in Figure 4, when actuating device 30 rotating screw bolts 28, its can order about displacement seat 21,22 each other mutually near or be separated, and making 27 can rise or descend and can push up the object of pulling, wherein, pin 25 can be used for the center of the whole jack of correcting.The size of the end cap 31 of this actuating device can move into the inside, space between this two lateral plate 10, makes this actuating device to move along with this pivot 211.Make this jack to utilize Power Drive Unit by this and can operate at an easy rate.
Claims (4)
1, a kind of scissors-type jack is characterized in that it comprises:
A pair of lateral plate is fixed together, and each lateral plate respectively is provided with an a pair of horizontal guide hole and a vertical guide hole;
The a pair of arm middle part of raising is articulated each other, and its bottom is respectively established a pivot and is slidingly installed in this horizontal guide hole, and two displacement seats are fixedly held on this pivot;
One screw rod wore a displacement seat, and another displacement seat that is spirally connected, make this screw rod can order about when rotating this two displacements seat mutually near or separate mutually;
A pair of upper arm bottom is pivoted to this to raising the top of arm, and its top then is pivoted to one and takes over a business; And
For driving an actuating device that rotates this screw rod, this actuating device is bonded to this screw rod.
2, scissors-type jack according to claim 1 is characterized in that: the top of described upper arm respectively is provided with double wedge and is engaged with each other together.
3, scissors-type jack according to claim 1 is characterized in that: described actuating device comprises a body, and a motor is arranged on this body the inside, and a pole is bonded to this screw rod, and a gear mechanism connects this motor to this pole.
4, scissors-type jack according to claim 3, it is characterized in that: described gear mechanism comprises that one first gear is bonded to this motor, one sleeve is arranged on this body the inside, it is provided with an internal tooth, the internal tooth that at least one first disk is provided with several second gears and this sleeve is meshed, and and this first gear is meshed, this first disk is provided with one the 3rd gear, the internal tooth that one second disk is provided with several the 4th gears and this sleeve is meshed, and and the 3rd gear is meshed, this second disk is provided with an internal tooth, and the internal tooth that this pole is provided with one the 5th gear and this second disk is meshed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94217985 CN2206775Y (en) | 1994-07-12 | 1994-07-12 | Shearing jack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94217985 CN2206775Y (en) | 1994-07-12 | 1994-07-12 | Shearing jack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2206775Y true CN2206775Y (en) | 1995-09-06 |
Family
ID=33833287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 94217985 Expired - Fee Related CN2206775Y (en) | 1994-07-12 | 1994-07-12 | Shearing jack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2206775Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106276677A (en) * | 2016-08-13 | 2017-01-04 | 信尔德科技有限公司 | Jacking apparatus for high pressure equipment |
| CN106608601A (en) * | 2015-10-26 | 2017-05-03 | 张丽娟 | Multifunctional mechanical jack |
| CN108117000A (en) * | 2016-11-28 | 2018-06-05 | 张丽娟 | The dual-purpose jack of two stage speed change |
-
1994
- 1994-07-12 CN CN 94217985 patent/CN2206775Y/en not_active Expired - Fee Related
Cited By (5)
| 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 |
| CN106276677A (en) * | 2016-08-13 | 2017-01-04 | 信尔德科技有限公司 | Jacking apparatus for high pressure equipment |
| CN108117000A (en) * | 2016-11-28 | 2018-06-05 | 张丽娟 | The dual-purpose jack of two stage speed change |
| CN108117000B (en) * | 2016-11-28 | 2019-12-31 | 武汉市崛起顶业贸易有限公司 | Two-stage speed-changing dual-purpose jack |
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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 |