CN208898417U - A kind of portable jack of leveling - Google Patents
A kind of portable jack of leveling Download PDFInfo
- Publication number
- CN208898417U CN208898417U CN201821607168.9U CN201821607168U CN208898417U CN 208898417 U CN208898417 U CN 208898417U CN 201821607168 U CN201821607168 U CN 201821607168U CN 208898417 U CN208898417 U CN 208898417U
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- upper box
- hole
- pedestal
- screw rod
- portable jack
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Abstract
The utility model provides a kind of portable jack of leveling, it include: pedestal, upper box, screw rod, through-hole is provided on pedestal, through-hole is stepped hole and is vertically arranged, including the first stepped hole, the second stepped hole, limiting slot is provided on second stepped hole, to limit the screw rod rotation, load-carrying surface is provided in upper box, it is provided with internal screw thread above load-carrying surface, is provided with bearing below load-carrying surface, upper box is rotatably connected with pedestal, position limiting structure is provided between upper box and pedestal, to limit moving up and down for pedestal and upper box；Screw rod is worn in the through-hole and the load-carrying surface, and the screw rod bottom end is provided with clamping platform, and limited post identical with the limit groove shape is provided on the clamping platform.Compared with prior art, the beneficial effects of the utility model are, the utility model proposes leveling it is small in size with portable jack, various small spaces can be suitable for.
Description
Technical field
The utility model relates to equipment leveling technology fields, in particular to a kind of portable jack of leveling.
Background technique
Screw jack is also known as mechanic jacks, is to drive screw pair gear transmission by rotating rocker by people, screw rod is as top
Part is lifted, screw jack supports weight by screw thread self-locking effect, currently, many large scale equipments or weight are due to ground or horizontal plane
Out-of-flatness leveled, traditional jack can not be suitable for greatly small space due to volume.
Utility model content
In consideration of it, the utility model proposes a kind of portable jack of leveling, it is intended to solve very heavy in the prior art
The technical issues of top can not be suitable for greatly small space due to volume.
On one side, the utility model proposes a kind of portable jack of leveling, comprising: pedestal, upper box, spiral shell
Bar；
Through-hole is provided on the pedestal, the through-hole is stepped hole and is vertically arranged that the through-hole includes the first ladder
Hole, the second stepped hole, the diameter of first stepped hole is less than the diameter of second stepped hole, to form step surface, institute
It states and is provided with limiting slot on the second stepped hole, the limiting slot is vertically arranged, to limit the screw rod rotation；
It is provided with load-carrying surface in the upper box, internal screw thread is provided with above the load-carrying surface, is set below the load-carrying surface
It is equipped with bearing, the upper box is rotatably connected with the pedestal, and limit knot is provided between the upper box and the pedestal
Structure, to limit moving up and down for the pedestal and the upper box；
The screw rod is worn in the through-hole and the load-carrying surface, and the screw rod bottom end is provided with clamping platform, the card
It connects and is provided with limited post identical with the limit groove shape on platform.
Further, the screw tip offers through slot, is provided with steel ball on the through slot, to develop not similar shape
The weight of shape.
Further, it is provided with ferro-gum in the gap of the through slot and the steel ball, to prevent the steel ball
Ball is tumbled out of described through slot.
Further, the upper box is rotatably connected with the pedestal by annular steel cable.
Further, the top box body sidewall offers rectangular through-hole, and the first half are provided on the upper box inner sidewall
Circular groove, the rectangular through-hole are arranged on first semi-circular recesses, and the second semicircle is provided on the upside of the pedestal
Groove, the annular steel cable are threaded through first semi-circular recesses and second semi-circular recesses out of described rectangular through-hole
In the full circle connected in star of formation.
Further, there are two circular grooves for setting in second semi-circular recesses.
Further, the annular steel cable both ends are respectively arranged with bending structure, and the bending structure is threaded through the circle
In slot.
Further, it is provided with rotating bar on the top box body sidewall, to upper box described in quick rotation.
Compared with prior art, the beneficial effects of the utility model are, the utility model proposes leveling with portable
Jack is small in size, can be suitable for various small spaces.
Detailed description of the invention
By reading the following detailed description of the preferred embodiment, various other advantages and benefits are common for this field
Technical staff will become clear.The drawings are only for the purpose of illustrating a preferred embodiment, and is not considered as practical to this
Novel limitation.And throughout the drawings, the same reference numbers will be used to refer to the same parts.In the accompanying drawings:
Fig. 1 is the structural schematic diagram provided by the embodiment of the utility model for leveling portable jack；
Fig. 2 is the sectional view of pedestal provided by the embodiment of the utility model；
Fig. 3 is the distribution schematic diagram of rotating bar provided by the embodiment of the utility model；
Fig. 4 is the enlarged diagram of position limiting structure provided by the embodiment of the utility model；
Fig. 5 is the sectional view of position limiting structure provided by the embodiment of the utility model；
Fig. 6 is the structural schematic diagram of annular steel cable provided by the embodiment of the utility model.
Specific embodiment
Exemplary embodiments of the present disclosure are described in more detail below with reference to accompanying drawings.Although showing the disclosure in attached drawing
Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here
It is limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure
It is fully disclosed to those skilled in the art.It should be noted that in the absence of conflict, the implementation in the utility model
Feature in example and embodiment can be combined with each other.It is below with reference to the accompanying drawings and in conjunction with the embodiments practical new this is described in detail
Type.
Refering to fig. 1 and Fig. 6, as seen from the figure, leveling provided in this embodiment includes: pedestal 1, top box with portable jack
Body 2, screw rod 3, wherein through-hole 11 is provided on pedestal 1, through-hole 11 is stepped hole and is vertically arranged that through-hole 11 includes the first rank
Terraced hole 111, the second stepped hole 112, the diameter of the first stepped hole 111 less than the second stepped hole 112 diameter, to form step
Face, to limit 3 maximum rotation height of screw rod.Limiting slot 1121 is provided on second stepped hole 112, limiting slot 1121 is set vertically
It sets, is rotated to limit screw rod 3, be provided with load-carrying surface 21 in upper box 2, internal screw thread 211, load are provided with above load-carrying surface 21
Bearing 212 is provided with below face 21, upper box 2 is rotatably connected with pedestal 1, and limit knot is provided between upper box 2 and pedestal 1
Structure, to limit moving up and down for pedestal 1 and upper box 2, screw rod 3 is worn in through-hole 11 and load-carrying surface 21, the setting of 3 bottom end of screw rod
There is clamping platform 31, is clamped on platform 31 and is provided with limited post 311 identical with 1121 shape of limiting slot, with prior art phase
Than, the beneficial effects of the utility model are, the utility model proposes leveling it is small in size with portable jack, can be applicable in
In various small spaces, and design of part is simple, low manufacture cost, great economic value.
Specifically, the top of screw rod 3 offers through slot 32, through slot 32 is square through slot, steel ball is arranged inside
321, frictional force of the steel ball 321 to reduce portable jack screw rod 3 top and weight surface when jacking weight is being pushed up
When rising, steel ball 321 will not be rotated synchronously with screw rod 3, made weight surface first not and be will cause abrasion, next makes screw rod
3 will not can not rotate since frictional force is excessive.In the present embodiment, the outer diameter of steel ball 321 is less than the side of square through slot
Long, steel ball 321 can move by a small margin in through slot 32, by finely tuning the position of steel ball 321, enable 3 top of screw rod
It is enough to be developed always with weight lower surface, as a kind of preferred embodiment, rubber is provided in the gap of through slot 32 and steel ball 321
Magnet, to prevent steel ball 321 from tumbling out of through slot 32.
Specifically, being provided with the threaded hole of 3 equal parts setting, the one of rotating bar 5 at 2 side wall top position of upper box
End is provided with the screw thread with threaded hole cooperation, and rotating bar 5 is connected through a screw thread on the side wall for being fixed on upper box 2.
In the present embodiment, upper box 2 and pedestal 1 pass through annular steel cable 4 hingedly, and specifically, 2 side wall of upper box offers
Rectangular through-hole 22 is provided with the first semi-circular recesses 23, rectangular through-hole 22 and the first semi-circular recesses 23 on 2 inner sidewall of upper box
It is arranged at same absolute altitude, the second semi-circular recesses 12 is provided on the upside of pedestal 1, annular steel cable 4 is worn out of rectangular through-hole 22
In the full circle connected in star that the first semi-circular recesses 23 and the second semi-circular recesses 12 are formed, setting in the second semi-circular recesses 12
There are two circular groove 121, annular 4 both ends of steel cable are respectively arranged with bending structure 41, and bending structure 41 is threaded through in circular groove 121.Tool
When gymnastics is made, the bending structure of right end 41 is first threaded through to the circular groove 121 in left side, rotates upper box 1 so that annular steel cable 4 into
Enter in the first semi-circular recesses 23 and the second semi-circular recesses 12, the bending structure 41 of left end is finally fixed on to the circular groove on right side
In 121, so far upper box 2 can be freely rotated around pedestal 1, but can not carry out upper and lower displacement, turn over rotation rotating bar 5,
Screw rod 3 can be made to move upwards.
Obviously, it is practical without departing from this can to carry out various modification and variations to the utility model by those skilled in the art
Novel spirit and scope.If in this way, these modifications and variations of the present invention belong to the utility model claims and
Within the scope of its equivalent technologies, then the utility model is also intended to include these modifications and variations.
Claims (8)
1. a kind of portable jack of leveling characterized by comprising pedestal (1), upper box (2), screw rod (3)；
It is provided with through-hole (11) on the pedestal (1), the through-hole (11) is stepped hole and is vertically arranged, through-hole (11) packet
The first stepped hole (111), the second stepped hole (112) are included, the diameter of first stepped hole (111) is less than second stepped hole
(112) diameter is provided with limiting slot (1121), the limiting slot on second stepped hole (112) to form step surface
(1121) it is vertically arranged, to limit the screw rod (3) rotation；
It is provided with load-carrying surface (21) in the upper box (2), is provided with internal screw thread (211) above the load-carrying surface (21), it is described
It is provided with bearing (212) below load-carrying surface (21), the upper box (2) is rotatably connected with the pedestal (1), the upper box
(2) it is provided with position limiting structure between the pedestal (1), is moved down on the pedestal (1) and the upper box (2) to limit
It is dynamic；
The screw rod (3) wears in the through-hole (11) and the load-carrying surface (21), and it is flat that screw rod (3) bottom end is provided with clamping
Platform (31) is provided with limited post (311) identical with the limiting slot (1121) shape on the clamping platform (31).
2. the portable jack of leveling according to claim 1, which is characterized in that screw rod (3) top offers
Through slot (32) is provided with steel ball (321) on the through slot (32), to develop weight of different shapes.
3. the portable jack of leveling according to claim 2, which is characterized in that the through slot (32) and the steel ball
It is provided with ferro-gum in the gap of ball (321), to prevent the steel ball (321) from tumbling out of the through slot (32).
4. the portable jack of leveling according to claim 1, which is characterized in that the upper box (2) and the bottom
Seat (1) passes through annular steel cable (4) and is rotatably connected.
5. the portable jack of leveling according to claim 4, which is characterized in that upper box (2) side wall opens up
Have rectangular through-hole (22), is provided with the first semi-circular recesses (23) on upper box (2) inner sidewall, the rectangular through-hole (22)
It is arranged on first semi-circular recesses (23), is provided with the second semi-circular recesses (12), the ring on the upside of the pedestal (1)
Shape steel cable (4) is threaded through first semi-circular recesses (23) and second semi-circular recesses out of the rectangular through-hole (22)
(12) in the full circle connected in star formed.
6. the portable jack of leveling according to claim 5, which is characterized in that second semi-circular recesses (12)
There are two circular groove (121) for interior setting.
7. the portable jack of leveling according to claim 6, which is characterized in that annular steel cable (4) both ends point
It is not provided with bending structure (41), the bending structure (41) is threaded through in the circular groove (121).
8. the portable jack of leveling according to claim 1, which is characterized in that set on upper box (2) side wall
Rotating bar (5) are equipped with, to upper box described in quick rotation (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821607168.9U CN208898417U (en) | 2018-09-29 | 2018-09-29 | A kind of portable jack of leveling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821607168.9U CN208898417U (en) | 2018-09-29 | 2018-09-29 | A kind of portable jack of leveling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208898417U true CN208898417U (en) | 2019-05-24 |
Family
ID=66574535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821607168.9U Active CN208898417U (en) | 2018-09-29 | 2018-09-29 | A kind of portable jack of leveling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208898417U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111946555A (en) * | 2020-07-17 | 2020-11-17 | 中国电建集团华东勘测设计研究院有限公司 | Assembly platform and assembly method for assembly type concrete tower bobbin pipe pieces |
-
2018
- 2018-09-29 CN CN201821607168.9U patent/CN208898417U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111946555A (en) * | 2020-07-17 | 2020-11-17 | 中国电建集团华东勘测设计研究院有限公司 | Assembly platform and assembly method for assembly type concrete tower bobbin pipe pieces |
| CN111946555B (en) * | 2020-07-17 | 2022-03-04 | 中国电建集团华东勘测设计研究院有限公司 | Assembly platform and assembly method for assembly type concrete tower bobbin pipe pieces |
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