CN203946848U - Scissor-like jack - Google Patents
Scissor-like jack Download PDFInfo
- Publication number
- CN203946848U CN203946848U CN201420403461.9U CN201420403461U CN203946848U CN 203946848 U CN203946848 U CN 203946848U CN 201420403461 U CN201420403461 U CN 201420403461U CN 203946848 U CN203946848 U CN 203946848U
- Authority
- CN
- China
- Prior art keywords
- hinged block
- hold
- down arm
- block
- fixed
- 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 kind of scissor-like jack, the second hinged block comprises hinged block and lower hinged block, described upper hinged block is provided with thread groove, described lower hinged block is provided with and splices with upper thread groove the lower thread groove that becomes tapped bore, and described lower hinged block and lower hinged block removably connect by anchor fitting.When jack being launched to use at needs fast speed or declining compression folding and unfolding, just can be by removing anchor fitting, hinged block is separated with lower hinged block, going up like this thread groove will be away from lower thread groove, so just can free from the second hinged block controlling screw rod, behind the position of the needs that then upper hinged block and lower hinged block moved, just can again by anchor fitting, upper hinged block and lower hinged block be fixed together, allow thread groove and lower thread groove, reconfigure and become the tapped bore suitable with controlling screw rod, thereby be convenient for people to jack to carry out next step operation.
Description
Technical field
The utility model relates to a kind of jack, and more particularly, it relates to a kind of scissor-like jack.
Background technology
Existing scissor-like jack is all the lifting of being controlled screw rod and controlled jack by rotation, although at very stable of such up-down mode, can be by stable object and jack-up or decline slowly, but actual be in use procedure, when the scissor-like jack taking out is placed on to the object below that need to determine, there is larger space in capital, control screw rod by rotation like this and control the lifting of jack and will waste a large amount of time, can not jack be launched to use or decline compression folding and unfolding by fast speed.
Utility model content
The deficiency existing for prior art, the purpose of this utility model is to provide a kind of and can conveniently launches to use or the scissor-like jack of the compression folding and unfolding that declines.
For achieving the above object, the utility model provides following technical scheme: a kind of scissor-like jack, comprise the first hold-down arm, the second hold-down arm, the 3rd hold-down arm and the 4th hold-down arm, described the first hold-down arm is flexibly connected with the 3rd hold-down arm, described the second hold-down arm is flexibly connected with the 4th hold-down arm, described the first hold-down arm and the second hold-down arm support and connection place are provided with base, described the 3rd hold-down arm and the 4th hold-down arm junction are provided with pallet, described the first hold-down arm and the 3rd hold-down arm active connection place are provided with the first hinged block, described hinged block is hinged with the first hold-down arm and the 3rd hold-down arm respectively,
Described the second hold-down arm and the 4th hold-down arm active connection place are provided with the second hinged block, and described fast disassembly type hinged block is hinged with the second hold-down arm and the 4th hold-down arm respectively; On described the first hinged block and the second hinged block, level is provided with tapped bore, and described tapped bore runs through the first hinged block and the second hinged block, is provided with control screw rod in described tapped bore;
It is characterized in that: described the second hinged block comprises hinged block and lower hinged block, described upper hinged block is provided with thread groove, described lower hinged block is provided with and splices with upper thread groove the lower thread groove that becomes tapped bore, and described lower hinged block and lower hinged block removably connect by anchor fitting.
By adopting technique scheme, when jack being launched to use at needs fast speed or declining compression folding and unfolding, just can be by removing anchor fitting, hinged block is separated with lower hinged block, going up like this thread groove will be away from lower thread groove, so just can free from the second hinged block controlling screw rod, behind the position of the needs that then upper hinged block and lower hinged block moved, just can again by anchor fitting, upper hinged block and lower hinged block be fixed together, allow thread groove and lower thread groove, reconfigure and become the tapped bore suitable with controlling screw rod, thereby be convenient for people to jack to carry out next step operation, that design just can reach conveniently and fast speed launches jack to use or declines compression folding and unfolding like this.The people's that greatly reduce operating time, the people's that pass through work efficiency.
The utility model is further set to: described anchor fitting comprise with the fixed block of fixed via and with the suitable fixed link of fixed via, described fixed block one end is fixedly hindered hinged block and is fixedly connected with, described fixed via facility is in fixed block lower end, described lower hinged block is provided with the fixed orifice suitable with fixed orifice, and described fixed link can be implemented fixed via time bonded to each other at upper thread groove and lower thread groove and is arranged in fixed orifice.
The utility model is further set to: described fixed link length is greater than fixed via and fixed orifice hole depth sum, described fixed link one end is provided with fixture block, described fixed via and fixed orifice inwall are provided with the chute suitable with fixture block, and described fixed orifice bottom circumference is provided with the annular slot suitable with fixture block.
By adopting technique scheme, can realize easily the combination of upper hinged block and lower hinged block or separate by anchor fitting, simple to operation quick.In the process using, by after upper hinged block and lower hinged block amalgamation, only fixed link need to be aimed to fixed via, fixture block is aimed at chute, the fixed link that is provided with fixture block one end is slipped into the bottom of fixed orifice, then turn fixed link (rotating angle can not be thought the integral multiple of 360 degree), so just fixture block can be screwed in annular slot, thereby fixed link is fixed, together with so just upper hinged block being retightened with lower hinged block, can be realized by controlling screw rod the lifting of jack; On needs separate when hinged block and lower hinged block, just can turn fixed link, allow fixture block aim at chute, then just can again fixed link be taken out in fixed orifice, so easily upper hinged block is separated with lower hinged block, conveniently realize fast speed and jack is launched to use or decline compression folding and unfolding work.
The utility model is further set to: described fixed link is provided with anti-slip rubber away from one end parcel of fixture block
By adopting technique scheme, can greatly strengthen the friction force of fixed link outside face, be convenient for people to turn fixed link.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model scissor-like jack embodiment;
Fig. 2 is the connection structure schematic diagram of the second hinged block and other mechanisms;
Fig. 3 is the exploded view of the second hinged block and other mechanisms;
Fig. 4 is the front view of lower hinged block;
Fig. 5 is the cutaway view of A-A in Fig. 4.
Reference numeral: 1, the first hold-down arm; 2, the second hold-down arm; 3, the 3rd hold-down arm; 4, the 4th hold-down arm; 5, base; 6, pallet; 7, the first hinged block; 8, the second hinged block; 81, tapped bore; 811, upper thread groove; 812, lower thread groove; 82, upper hinged block; 83, lower hinged block; 831, annular slot; 832, fixed orifice; 833, chute; 84, anchor fitting; 841, fixed block; 8411, fixed via; 842, fixed link; 8421, fixture block; 8422, anti-slip rubber; 9, control screw rod.
Detailed description of the invention
Referring to figs. 1 through Fig. 5, the utility model scissor-like jack embodiment is described further.
A kind of scissor-like jack, comprise the first hold-down arm 1, the second hold-down arm 2, the 3rd hold-down arm 3 and the 4th hold-down arm 4, described the first hold-down arm 1 is flexibly connected with the 3rd hold-down arm 3, described the second hold-down arm 2 is flexibly connected with the 4th hold-down arm 4, described the first hold-down arm 1 and the second hold-down arm 2 support and connection place are provided with base 5, described the 3rd hold-down arm 3 and the 4th hold-down arm 4 junctions are provided with pallet 6, described the first hold-down arm 1 and the 3rd hold-down arm 3 active connection places are provided with the first hinged block 7, and described hinged block is hinged with the first hold-down arm 1 and the 3rd hold-down arm 3 respectively;
Described the second hold-down arm 2 and the 4th hold-down arm 4 active connection places are provided with the second hinged block 8, and described fast disassembly type hinged block is hinged with the second hold-down arm 2 and the 4th hold-down arm 4 respectively; On described the first hinged block 7 and the second hinged block 8, level is provided with tapped bore 81, and described tapped bore 81 runs through the first hinged block 7 and the second hinged block 8, is provided with and controls screw rod 9 in described tapped bore 81;
Described the second hinged block 8 comprises hinged block 82 and lower hinged block 83, described upper hinged block 82 is provided with thread groove 811, described lower hinged block 83 is provided with and splices with upper thread groove 811 the lower thread groove 812 that becomes tapped bore 81, and described lower hinged block 83 and lower hinged block 83 removably connect by anchor fitting 84.When jack being launched to use at needs fast speed or declining compression folding and unfolding, just can be by removing anchor fitting 84, hinged block 82 is separated with lower hinged block 83, going up like this thread groove 811 will be away from lower thread groove 812, so just can free from the second hinged block 8 controlling screw rod 9, behind the position of the needs that then upper hinged block 82 and lower hinged block 83 moved, just can again by anchor fitting 84, upper hinged block 82 and lower hinged block 83 be fixed together, allow thread groove 811 and lower thread groove 812, reconfigure and become the tapped bore 81 suitable with controlling screw rod 9, thereby be convenient for people to jack to carry out next step operation, that design just can reach conveniently and fast speed launches jack to use or declines compression folding and unfolding like this.The people's that greatly reduce operating time, the people's that pass through work efficiency.
Described anchor fitting 84 comprise with the fixed block 841 of fixed via 8411 and with the suitable fixed link 842 of fixed via 8411, described fixed block 841 one end are fixedly hindered hinged block and are fixedly connected with, described fixed via 8411 facilities are in fixed block 841 lower ends, described lower hinged block 83 is provided with the fixed orifice 832 suitable with fixed orifice 832, and described fixed link 842 can be implemented fixed via 8411 and is arranged in fixed orifice 832 in the time that upper thread groove 811 is bonded to each other with lower thread groove 812.
Described fixed link 842 length are greater than fixed via 8411 and fixed orifice 832 hole depth sums, described fixed link 842 one end are provided with fixture block 8421, described fixed via 8411 and fixed orifice 832 inwalls are provided with the chute 833 suitable with fixture block 8421, and described fixed orifice 832 bottom circumference are provided with the annular slot 831 suitable with fixture block 8421.Can realize easily the combination of upper hinged block 82 and lower hinged block 83 or separate by anchor fitting 84, simple to operation quick.In the process using, by after upper hinged block 82 and lower hinged block 83 amalgamations, only fixed link 842 need to be aimed to fixed via 8411, fixture block 8421 is aimed at chute 833, the fixed link 842 that is provided with fixture block 8421 one end is slipped into the bottom of fixed orifice 832, then turn fixed link 842(rotating angle can not be thought the integral multiple of 360 degree), so just fixture block 8421 can be screwed in annular slot 831, thereby by fixing fixed link 842, together with so just upper hinged block 82 being retightened with lower hinged block 83, can realize by controlling screw rod 9 lifting of jack; On needs separate when hinged block 82 and lower hinged block 83, just can turn fixed link 842, allow fixture block 8421 aim at chute 833, then just can be again by fixed link 842 from the interior taking-up of fixed orifice 832, so easily upper hinged block 82 is separated with lower hinged block 83, conveniently realize fast speed and jack is launched to use or decline compression folding and unfolding work.
Described fixed link 842 is provided with anti-slip rubber 8422 away from one end parcel of fixture block 8421.The friction force that can greatly strengthen fixed link 842 outside faces, is convenient for people to turn fixed link 842.
Claims (4)
1. a scissor-like jack, comprise the first hold-down arm, the second hold-down arm, the 3rd hold-down arm and the 4th hold-down arm, described the first hold-down arm is flexibly connected with the 3rd hold-down arm, described the second hold-down arm is flexibly connected with the 4th hold-down arm, described the first hold-down arm and the second hold-down arm support and connection place are provided with base, described the 3rd hold-down arm and the 4th hold-down arm junction are provided with pallet, described the first hold-down arm and the 3rd hold-down arm active connection place are provided with the first hinged block, and described hinged block is hinged with the first hold-down arm and the 3rd hold-down arm respectively;
Described the second hold-down arm and the 4th hold-down arm active connection place are provided with the second hinged block, and described fast disassembly type hinged block is hinged with the second hold-down arm and the 4th hold-down arm respectively; On described the first hinged block and the second hinged block, level is provided with tapped bore, and described tapped bore runs through the first hinged block and the second hinged block, is provided with control screw rod in described tapped bore;
It is characterized in that: described the second hinged block comprises hinged block and lower hinged block, described upper hinged block is provided with thread groove, described lower hinged block is provided with and splices with upper thread groove the lower thread groove that becomes tapped bore, and described lower hinged block and lower hinged block removably connect by anchor fitting.
2. scissor-like jack according to claim 1, it is characterized in that: described anchor fitting comprise with the fixed block of fixed via and with the suitable fixed link of fixed via, described fixed block one end is fixedly hindered hinged block and is fixedly connected with, described fixed via facility is in fixed block lower end, described lower hinged block is provided with the fixed orifice suitable with fixed orifice, and described fixed link can be implemented fixed via time bonded to each other at upper thread groove and lower thread groove and is arranged in fixed orifice.
3. scissor-like jack according to claim 2, it is characterized in that: described fixed link length is greater than fixed via and fixed orifice hole depth sum, described fixed link one end is provided with fixture block, described fixed via and fixed orifice inwall are provided with the chute suitable with fixture block, and described fixed orifice bottom circumference is provided with the annular slot suitable with fixture block.
4. scissor-like jack according to claim 3, is characterized in that: described fixed link is provided with anti-slip rubber away from one end parcel of fixture block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420403461.9U CN203946848U (en) | 2014-07-21 | 2014-07-21 | Scissor-like jack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420403461.9U CN203946848U (en) | 2014-07-21 | 2014-07-21 | Scissor-like jack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203946848U true CN203946848U (en) | 2014-11-19 |
Family
ID=51888901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420403461.9U Expired - Fee Related CN203946848U (en) | 2014-07-21 | 2014-07-21 | Scissor-like jack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203946848U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107032253A (en) * | 2017-06-08 | 2017-08-11 | 西北工业大学 | Single-screw control three arm type jack based on gear-linked |
| CN107591718A (en) * | 2017-10-11 | 2018-01-16 | 国网河南省电力公司荥阳市供电公司 | Electromagnetic mechanism closing coil apparatus for examination and repair |
| CN109384163A (en) * | 2018-12-13 | 2019-02-26 | 南通市通润汽车零部件有限公司 | A kind of scissor-like jack with quick change top structure |
-
2014
- 2014-07-21 CN CN201420403461.9U patent/CN203946848U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107032253A (en) * | 2017-06-08 | 2017-08-11 | 西北工业大学 | Single-screw control three arm type jack based on gear-linked |
| CN107032253B (en) * | 2017-06-08 | 2019-10-22 | 西北工业大学 | Single-screw based on gear-linked controls three arm type jack |
| CN107591718A (en) * | 2017-10-11 | 2018-01-16 | 国网河南省电力公司荥阳市供电公司 | Electromagnetic mechanism closing coil apparatus for examination and repair |
| CN109384163A (en) * | 2018-12-13 | 2019-02-26 | 南通市通润汽车零部件有限公司 | A kind of scissor-like jack with quick change top structure |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141119 Termination date: 20160721 |