CN205500664U - Quick jack - Google Patents
Quick jack Download PDFInfo
- Publication number
- CN205500664U CN205500664U CN201620242576.3U CN201620242576U CN205500664U CN 205500664 U CN205500664 U CN 205500664U CN 201620242576 U CN201620242576 U CN 201620242576U CN 205500664 U CN205500664 U CN 205500664U
- Authority
- CN
- China
- Prior art keywords
- support arm
- tooth
- screw rod
- nut
- time support
- 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
Links
- 208000031481 Pathologic Constriction Diseases 0.000 claims description 7
- 210000001215 vagina Anatomy 0.000 claims description 7
- 229910003460 diamond Inorganic materials 0.000 claims description 3
- 239000010432 diamond Substances 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Abstract
The utility model relates to a quick jack, characteristics be including base, first and the 2nd lower support arm, screw rod, have tooth nut, back nut, bearing frame, first and second on support arm and top seat, one end first and the 2nd lower support arm is established respectively on the base, is equipped with firstly respectively and second tooth first and should serving of the 2nd lower support arm, first and second tooth meshing, it revolves to the same thread line to be equipped with two on the screw rod, have tooth nut and two thread line screw -thread fit, the right -hand member at the screw rod is established with the fixed cover of bearing frame to the back nut, a lower support arm's the other end with have being connected of tooth nut, the 2nd lower support arm's the other end and back nut are connected, first both ends of going up the support arm are connected with having tooth nut and top, are equipped with tooth on first on first on the support arm, the both ends of support arm are connected with back nut and top seat respectively on the second, are equipped with tooth on the second on the second on the support arm, first and two last teeth mesh. Its advantage does: can be very fast will raise or the reduction at the top seat, convenient operation, the bearing atress is even, long service life.
Description
Technical field
This utility model relates to a kind of Quick jack.
Background technology
At present, jack includes base, support arm on first, support arm on second, first time support arm, second time support arm, has tooth nut, back nut, bearing block, top headstock and screw rod；The screw rod used is single head tooth screw rod.During use, making top headstock move up and down by rotating screw rod, owing to screw rod is single head tooth, have tooth nut axial translational speed on screw rod relatively slow, the speed risen by the top headstock in jack is slow, and operation is relatively harder, and shaft strength is uneven, and service life is short.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art to provide a kind of jack, can will rise at top headstock or reduce faster, and easy to operate, shaft strength is uniform, and service life is long.
In order to achieve the above object, this utility model is achieved in that it is a kind of jack, it is characterised in that including:
Base, first time support arm and second time support arm；What one end of wherein said first time support arm and one end of second time support arm rotated respectively is located on base, this end of first time support arm is provided with the first lower tooth, this end of second time support arm is provided with the second lower tooth, described first lower tooth and the engagement of the second lower tooth；
Screw rod；Described screw rod is provided with two identical thread stricture of vaginas of rotation direction；
There are tooth nut, back nut and bearing block；Wherein said have tooth nut sleeve to be located on screw rod and fix and be set in the right-hand member of screw rod with two thread stricture of vagina threaded engagement, described back nut and bearing block, and described screw rod is rotatable relative to back nut and bearing block, and bearing block is axially fixed in the right part of screw rod；The other end of described first time support arm with have being rotationally connected of tooth nut, the other end of described second time support arm is rotationally connected with back nut；And
Support arm on first, support arm and top headstock on second；On wherein said first, one end of support arm is connected with there being tooth nut rotation, and on first, the other end of support arm is rotationally connected with top headstock, is provided with tooth on first on first on the other end of support arm；On described second, one end of support arm is rotationally connected with back nut, and on second, the other end of support arm is rotationally connected with top headstock, is provided with tooth on second on second on the other end of support arm；Tooth engagement on tooth and second on described first, support arm on described first, support arm, first time support arm and second time support arm coordinate and assume diamond in shape on second.
In the technical program, the right-hand member at described screw rod is provided with the handle driving screw rod to rotate.
In the technical program, being additionally provided with top on described top headstock, described top is rotating to be located on top headstock.
In the technical program, it is fixed with turning handle in the end of described screw rod.
This utility model advantage compared with prior art is: can will rise at top headstock or reduce faster, easy to operate, and shaft strength is uniform, and service life is long.
Accompanying drawing explanation
Fig. 1 is axonometric chart of the present utility model；
Fig. 2 is the top view of Fig. 1；
Fig. 3 is the A-A cutaway view Amplified image of Fig. 2；
Fig. 4 is the enlarged drawing of the local B of Fig. 3.
Detailed description of the invention
Below in conjunction with the accompanying drawings detailed description of the invention of the present utility model is described further.At this it should be noted that be adapted to assist in for the explanation of these embodiments and understand this utility model, but it is not intended that restriction of the present utility model.As long as just can be combined with each other additionally, technical characteristic involved in each embodiment of this utility model disclosed below does not constitutes conflict each other.
In this utility model describes, term "left", "right", " on " and the orientation of the instruction such as D score or position relationship be based on orientation shown in the drawings or position relationship, it is for only for ease of description this utility model rather than requires that this utility model must be with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.
In description of the present utility model, term " first " and " second " are only used for describing purpose, and it is not intended that indicate or hint relative importance.
As shown in Figures 1 to 4, it is a kind of jack, including:
9, first time support arm 7 of base and second time support arm 8；What one end of wherein said first time support arm 7 and one end of second time support arm 8 rotated respectively is located on base 9, this end of first time support arm 7 is provided with the first lower tooth 71, being provided with the second lower tooth 81 on this end of second time support arm 8, described first lower tooth 71 engages with the second lower tooth 81；
Screw rod 5；Described screw rod 5 is provided with two identical thread stricture of vaginas of rotation direction 51,52；
There are tooth nut 6, back nut 10 and bearing block 13；Wherein said have tooth nut 6 to be set on screw rod 5 and with two thread stricture of vaginas 51,52 threaded engagement, the right-hand member of screw rod 5 is fixed and be set in described back nut 10 and bearing block 13, the relative back nut 10 of screw rod 5 and bearing block 13 are rotatable, and bearing block 13 is axially fixed in the right part of screw rod 5；The other end of described first time support arm 7 with have being rotationally connected of tooth nut 6, the other end of described second time support arm 8 is rotationally connected with back nut 10；And
Support arm 4 and top headstock 2 on support arm 3, second on first；On wherein said first, one end of support arm 3 is rotationally connected with there being tooth nut 6, and on first, the other end of support arm 3 is rotationally connected with top headstock 2, is provided with tooth 31 on first on first on the other end of support arm 3；On described second, one end of support arm 4 is rotationally connected with back nut 10, and on second, the other end of support arm 4 is rotationally connected with top headstock 2, is provided with tooth 41 on second on second on the other end of support arm 4；On described first, tooth 31 engages with tooth on second 41, and on described first, on support arm 3, second, 4, first time support arm 7 of support arm and second time support arm 8 cooperation assume diamond in shape.
During use, rotate clockwise screw rod 5, two thread stricture of vaginas 51 on screw rod 5, 52 engage with there being tooth nut 6 respectively, there is tooth nut 6 to rotate the displacement produced with screw rod 5 and rotate the two produced displacements of circle equal to installing axle with the screw rod of single head tooth, screw rod 5 rotates and has made tooth nut 6 move horizontally along screw rod 5, have tooth nut 6 to move horizontally support arm 3 and first time support arm 7 in drive first to rotate, on first, support arm 3 and first time support arm 7 drive support arm 4 and second time support arm 8 on second to rotate, support arm 3 on first, support arm 4 on second, first time support arm 7 and second time support arm 8 coordinate makes top headstock 2 be raised above；As rotated counterclockwise screw rod 5, on first, on support arm 3, second, 4, first time support arm 7 of support arm and second time support arm 8 cooperation make top headstock 2 decline.
In the present embodiment, the right-hand member at described screw rod 5 is provided with the laborsaving wrench 12 driving screw rod 5 to rotate.During use, laborsaving wrench 12 increases the moment rotating screw rod 5, uses the laborsaving wrench 12 can the lightest more convenient rotation screw rod 5.
In the present embodiment, being additionally provided with top 1 on described top headstock 2, described top 1 is rotating to be located on top headstock 2.During use, top 1 can completely attach to the position that leans of car.
In the present embodiment, it is fixed with turning handle 11 in the right part of described screw rod 5 or left part.
Above in association with accompanying drawing, embodiment of the present utility model is explained in detail, but this utility model is not limited to described embodiment.For the ordinary skill in the art, in the case of without departing from principle of the present utility model and objective, these embodiments are carried out multiple change, revises, replace and deform and still fall within protection domain of the present utility model.
Claims (4)
1. a Quick jack, it is characterised in that including:
Base (9), first time support arm (7) and second time support arm (8)；What one end of wherein said first time support arm (7) and one end of second time support arm (8) rotated respectively is located on base (9), this end of first time support arm (7) is provided with the first lower tooth (71), being provided with the second lower tooth (81) on this end of second time support arm (8), described first lower tooth (71) is engaged with the second lower tooth (81)；
Screw rod (5)；Described screw rod (5) is provided with two the identical thread stricture of vagina of rotation directions (51,52)；
There are tooth nut (6), back nut (10) and bearing block (13)；Wherein said have tooth nut (6) be set in screw rod (5) upper and with two thread stricture of vaginas (51,52) threaded engagement, described back nut (10) is fixed with bearing block (13) and is set in the right-hand member of screw rod (5), described screw rod (5) back nut (10) relatively and bearing block (13) are rotatable, and bearing block (13) is axially fixed in the right part of screw rod (5)；The other end of described first time support arm (7) with have being rotationally connected of tooth nut (6), the other end of described second time support arm (8) is rotationally connected with back nut (10)；And
Support arm (3) on first, support arm (4) and top headstock (2) on second；On wherein said first, one end of support arm (3) is rotationally connected with there being tooth nut (6), and on first, the other end of support arm (3) is rotationally connected with top headstock (2), is provided with tooth on first (31) on first on the other end of support arm (3)；On described second, one end of support arm (4) is rotationally connected with back nut (10), and on second, the other end of support arm (4) is rotationally connected with top headstock (2), is provided with tooth on second (41) on second on the other end of support arm (4)；On described first, tooth (31) engages with tooth on second (41), and support arm (3) on described first, support arm (4), first time support arm (7) and second time support arm (8) coordinate and assume diamond in shape on second.
Quick jack the most according to claim 1, it is characterised in that the right-hand member at described screw rod (5) is provided with the laborsaving wrench (12) driving screw rod (5) to rotate.
Quick jack the most according to claim 1, it is characterised in that be additionally provided with top (1) on described top headstock (2), described top (1) is rotating to be located on top headstock (2).
Quick jack the most according to claim 1, it is characterised in that be fixed with turning handle (11) in the end of described screw rod (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620242576.3U CN205500664U (en) | 2016-03-28 | 2016-03-28 | Quick jack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620242576.3U CN205500664U (en) | 2016-03-28 | 2016-03-28 | Quick jack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205500664U true CN205500664U (en) | 2016-08-24 |
Family
ID=56733251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620242576.3U Expired - Fee Related CN205500664U (en) | 2016-03-28 | 2016-03-28 | Quick jack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205500664U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107425466A (en) * | 2017-06-05 | 2017-12-01 | 国网辽宁省电力有限公司营口供电公司 | Wire lifts insulating support and its application method |
| CN108584587A (en) * | 2017-12-29 | 2018-09-28 | 广东铃木电梯有限公司 | A kind of shallow pit elevator removable only stop device, position measurement system and method |
-
2016
- 2016-03-28 CN CN201620242576.3U patent/CN205500664U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107425466A (en) * | 2017-06-05 | 2017-12-01 | 国网辽宁省电力有限公司营口供电公司 | Wire lifts insulating support and its application method |
| CN108584587A (en) * | 2017-12-29 | 2018-09-28 | 广东铃木电梯有限公司 | A kind of shallow pit elevator removable only stop device, position measurement system and method |
| CN108584587B (en) * | 2017-12-29 | 2020-04-10 | 广东铃木电梯有限公司 | Movable stopping device for shallow pit elevator, position measuring system and method |
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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: 20160824 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |