CN220351593U

CN220351593U - Novel scissor jack

Info

Publication number: CN220351593U
Application number: CN202322093726.1U
Authority: CN
Inventors: 李元杰; 李圭耀; 胡爱娟; 何永珍
Original assignee: Hunan Junyuan Technology Co ltd
Current assignee: Hunan Junyuan Technology Co ltd
Priority date: 2023-08-05
Filing date: 2023-08-05
Publication date: 2024-01-16
Anticipated expiration: 2033-08-05

Abstract

The utility model discloses a novel scissor jack, which comprises a base, wherein the base is U-shaped, a limiting plate is arranged on the base, the limiting plate is connected to the base, an alignment plate is arranged on one side of the limiting plate, an alignment groove is formed in the alignment plate, and the alignment groove is connected and matched with the alignment plate; the support seat is connected right above the base, a rubber pad is arranged on the support seat, and the rubber pad is connected to the support seat; the base is provided with the limiting plate and the positioning plate, the positioning plate is provided with the alignment grooves, one end of the limiting plate rotates on the supporting column, the other end of the limiting plate is clamped with one of the alignment grooves, the base is supported in the transverse and vertical directions, the stability of the base supported on an inclined pavement is improved, the lower lifting arm is provided with the positioning hole, and the positioning hole is matched with the positioning plate, so that the lifting stability is improved; through welding the drive seat in actuating lever one end, all set up its inside and outside angle into the polygon, can use interior angle spanner and outside angle spanner cooperation to use.

Description

Novel scissor jack

Technical Field

The utility model belongs to the technical field of jacks, and particularly relates to a novel scissor jack.

Background

The jack is mainly used for departments such as factories and mines, transportation and the like to repair vehicles and work such as other lifting and supporting by using a rigid jacking piece as a working device.

The existing scissor jack base has small supporting area, and has a side tilting dangerous phenomenon when the vehicle is lifted by tilting road conditions, while the existing scissor jack base only has unidirectional support, and has poor lifting stability and large safety risk when lifted to the top end; in addition, most of the existing driving rods are circular rings at one end, the lifting height is affected in lifting at the bottom of a vehicle, the rocking handle inserted into the circular rings is easy to interfere with movement of parts in the chassis, the application of force is inconvenient, and meanwhile the driving rods cannot be matched with tools such as an inner angle wrench or an outer angle wrench, and the vehicle is difficult to lift.

Disclosure of Invention

In order to solve the problems existing in the prior art, the utility model aims to provide a novel scissor jack.

The technical scheme adopted by the utility model is as follows: the positioning device comprises a base, wherein the base is U-shaped, a limiting plate is arranged on the base and connected to the base, one side of the limiting plate is provided with a positioning plate, the positioning plate is provided with a positioning groove, and the positioning groove is connected and matched with the positioning plate; the support seat is connected right above the base, a rubber pad is arranged on the support seat, and the rubber pad is connected to the support seat; the driving rod is positioned between the base and the supporting seat, the driving rod drives the supporting seat to move up and down relative to the base, one side of the driving rod is provided with the driving seat, and the driving seat is connected with the driving rod; lifting arms are arranged and hinged to two ends of the driving rod respectively, each lifting arm comprises an upper lifting arm and a lower lifting arm, two ends of each upper lifting arm are hinged to the supporting seat and the driving rod respectively, each upper lifting arm is hinged to the driving rod through a hinge shaft, one end of each lower lifting arm is hinged to the base, and the other end of each lower lifting arm is hinged to the corresponding upper lifting arm.

Preferably, the driving rod is in threaded connection with the hinge shaft, the section of the driving seat is polygonal, the driving seat is welded with one end of the driving rod, a round hole is formed in the driving seat, and the round hole penetrates through the driving seat.

Preferably, the alignment plate is rotatably connected to the base, and the alignment groove is clamped with one end of the alignment plate.

As the preferable mode of the utility model, the base is provided with the supporting column, the supporting column is fixedly connected to the base, the supporting column is provided with the hinge joint, the hinge joint is fixedly connected with the supporting column, and the limiting plate is hinged to the hinge joint.

As the preferable mode of the utility model, the lower lifting arm is provided with a positioning hole, the base is provided with a positioning plate, the positioning plate is positioned on one side of the lower lifting arm far away from the limiting plate, one end of the positioning plate is rotatably connected to the base, and the other end of the positioning plate is connected with the positioning hole.

Preferably, the positioning holes are distributed at equal intervals along the length direction of the base, and one of the positioning holes is clamped with one end of the positioning plate.

As the preferable mode of the utility model, the support seat is provided with the connecting rod, the connecting rod is connected to the support seat in a threaded manner, and the central axis of the connecting rod is perpendicular to the upper end face of the support seat.

As the preferable mode of the utility model, one end of the connecting rod far away from the base is provided with a supporting table, the supporting table is fixedly connected with the connecting rod, and the rubber pad is fixedly connected to one side of the supporting table far away from the connecting rod.

The beneficial effects of the utility model are as follows:

1. the utility model is used as a novel scissor jack, a limit plate and a locating plate are arranged on a base, and an alignment groove is formed in the locating plate, wherein one end of the limit plate rotates on a support column, the other end of the limit plate is clamped with one of the alignment grooves, so that the support of the base in the transverse and vertical directions is realized, the stability of the base supported under an inclined pavement is improved, a locating hole is formed in a lower lifting arm, and the locating hole is matched with the locating plate, so that the lifting stability is improved; through welding the driving seat in driving lever one end, all set up into the polygon with its inside and outside angle, usable interior angle spanner and outside angle spanner cooperation are used, are supplementary to lift, run through on the driving seat and set up the round hole, can insert the rocking handle and assist to lift, improve the suitability of driving seat.

2. Through being equipped with the rubber pad on the brace table, improve with lifting frictional force between the thing, make to lift more steadily, through passing through connecting rod and base threaded connection with the brace table, can change the height of brace table on the base, satisfy the high needs of lifting.

Drawings

The utility model will be described in further detail with reference to the accompanying drawings and detailed description.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 1 at B in accordance with the present utility model;

fig. 4 is a schematic structural view of the lower lifting arm of the present utility model.

In the figure: 1. a base; 2. a support base; 3. a driving rod; 4. a lifting arm; 5. a hinge shaft; 11. a limiting plate; 12. an alignment plate; 13. an alignment groove; 14. a positioning plate; 15. positioning holes; 16. a support column; 17. a hinged joint; 21. a rubber pad; 22. a support table; 23. a connecting rod; 31. a driving seat; 32. a round hole; 41. an upper lifting arm; 42. and a lower lifting arm.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the particular embodiments described herein are illustrative only and are not intended to limit the utility model, i.e., the embodiments described are merely some, but not all, of the embodiments of the utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by a person skilled in the art without making any inventive effort, are intended to be within the scope of the present utility model.

The specific embodiment of the utility model is described below with reference to fig. 1-4, and the novel scissor jack comprises a base 1, wherein the base 1 is in a U shape, a limiting plate 11 is arranged on the base 1, the limiting plate 11 is connected to the base 1, one side of the limiting plate 11 is provided with an alignment plate 12, the alignment plate 12 is provided with an alignment groove 13, the alignment groove 13 is connected and matched with the alignment plate 12, one end of the limiting plate 11 is rotatably connected to the base 1, and the other end of the limiting plate is clamped with the alignment groove 13, so that the base 1 is positioned in the vertical direction, and the stability of the base 1 and the ground support is improved; the support seat 2 is connected right above the base 1, a rubber pad 21 is arranged on the support seat, the rubber pad 21 is connected to the support seat, the support seat 2 is used as a support piece for lifting a lifting point of a vehicle, and the support seat 2 moves up and down relative to the base 1 to realize lifting of the vehicle; the driving rod 3 is positioned between the base 1 and the supporting seat 2, the driving rod 3 drives the supporting seat 2 to move up and down relative to the base 1, one side of the driving rod 3 is provided with a driving seat 31, the driving seat 31 is connected with the driving rod 3, and the driving rod 3 is used for controlling the distance between the supporting seat 2 and the supporting seat 2 so as to change the up and down position of the supporting seat 2 relative to the base 1; lifting arm 4 is equipped with two, and articulates respectively the both ends of actuating lever 3, lifting arm 4 includes lifting arm 41 and lower lifting arm 42, the both ends of lifting arm 41 respectively with supporting seat 2 with actuating lever 3 articulates, go up lifting arm 41 with articulated shaft 5 articulates between the actuating lever 3, lower lifting arm 42 one end with base 1 articulates, the other end articulates go up lifting arm 41, the articulated shaft 5 and actuating lever 3 threaded connection of being connected between lifting arm 41 and the lower lifting arm 42 realizes through rotating actuating lever 3 that articulated shaft 5 changes in actuating lever 3 length direction's position, and then realizes lifting or the decline of supporting seat 2.

The driving rod 3 is in threaded connection with the hinge shaft 5, the section of the driving seat 31 is polygonal, wherein the inner angle and the outer angle of the driving seat 31 are polygonal, an outer angle wrench or an inner angle wrench can be used in cooperation when the driving rod 3 is lifted, so that force can be applied when the driving rod 3 is rotated conveniently, the driving seat 31 is welded with one end of the driving rod 3, a round hole 32 is formed in the driving seat 31, the round hole 32 penetrates through the driving seat 31, and a rocking handle can be inserted into the round hole 32, so that force can be applied when the driving rod 3 is rotated conveniently.

Advantageously, the alignment plate 12 is rotatably connected to the base 1, and the alignment groove 13 is clamped to one end of the alignment plate 12, thereby improving the stability of the support.

The support column 16 is arranged on the base 1, the support column 16 is fixedly connected to the base 1, the hinge joint 17 is arranged on the support column 16, the hinge joint 17 is fixedly connected with the support column 16, the limiting plate 11 is hinged to the hinge joint 17, and when the support is used, the limiting plate 11 is rotated by a certain angle, one end of the limiting plate 11 is clamped with one of the alignment grooves 13, the support of the base 1 in the vertical direction is improved, the contact area between the base 1 and the ground is increased, and the stability of the jack support is improved.

The positioning plate 14 is positioned on one side of the lower lifting arm 42 away from the limiting plate 11, one end of the positioning plate 14 is rotatably connected to the base 1, the other end of the positioning plate 14 is connected with the positioning hole 15, one end of the positioning plate 14 is hinged to the base 1, the other end of the positioning plate 14 is clamped in one of the positioning holes 15, and the lower lifting arm 42 is supported, so that the support stability is improved.

Advantageously, the positioning holes 15 are provided with a plurality of positioning holes 15, and the plurality of positioning holes 15 are distributed at equal intervals along the length direction of the base 1, one of the positioning holes 15 is clamped with one end of the positioning plate 14, and the positioning holes 15 are clamped in proper positioning holes 15 according to the lifting height, so that the requirement of support is met.

The lifting jack is characterized in that the supporting seat 2 is provided with the connecting rod 23, the connecting rod 23 is in threaded connection with the supporting seat 2, the central axis of the connecting rod 23 is perpendicular to the upper end face of the supporting seat 2, the connecting rod 23 is in threaded connection with the base 1, the lifting height can be changed by rotating the threaded rod, the distance between the lifting jack and a vehicle can be adjusted according to actual lifting requirements, and the applicability of the lifting jack is improved.

Beneficially, the one end that connecting rod 23 kept away from base 1 is equipped with brace table 22, brace table 22 with connecting rod 23 fixed connection, rubber pad 21 fixed connection is in brace table 22 is kept away from one side of connecting rod 23, rubber pad 21 improves the frictional force with the vehicle lifting point, prevents to collide with the paint of lifting point, has improved the stability of support simultaneously.

The working principle of the utility model is as follows:

the alignment plate 12 is placed down and contacted with the ground, one end of the alignment plate 11 is clamped with the alignment groove 13 by rotating the limiting plate, the position of the alignment plate 12 is limited, the vertical direction of the base 1 is supported, and the stability of the base 1 is improved;

according to the lifting height, the supporting table 22 is rotated to change the vertical height along the supporting seat 2;

an inner angle wrench or an outer angle plate is sleeved on the driving seat 31 to rotate the driving rod 3, wherein a rocking handle can be inserted into the round hole 32 to assist in rotating the driving rod 3, the driving rod 3 is in threaded fit with the hinge shaft 5 through rotating the driving rod 3, the distance between the upper lifting arm 41 and the lower lifting arm 42 connected to one end of the driving rod 3 in the length direction of the driving rod 3 is changed, the upper and lower heights of the supporting table 22 relative to the base 1 are changed, and lifting of a vehicle is realized;

after lifting is completed, one end of the positioning plate 14 is clamped with one of the positioning holes 15, the lower lifting arm 42 is supported, and the stability of jack support is improved.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The foregoing is merely illustrative of the structures of this utility model and various modifications, additions and substitutions for those skilled in the art can be made to the described embodiments without departing from the scope of the utility model or from the scope of the utility model as defined in the accompanying claims.

Claims

1. Novel scissor jack, its characterized in that includes:

the base is U-shaped, a limiting plate is arranged on the base and connected to the base, an alignment plate is arranged on one side of the limiting plate, an alignment groove is formed in the alignment plate, and the alignment groove is connected and matched with the alignment plate;

the support seat is connected right above the base, a rubber pad is arranged on the support seat, and the rubber pad is connected to the support seat;

the driving rod is positioned between the base and the supporting seat, the driving rod drives the supporting seat to move up and down relative to the base, one side of the driving rod is provided with the driving seat, and the driving seat is connected with the driving rod;

lifting arms are arranged and hinged to two ends of the driving rod respectively, each lifting arm comprises an upper lifting arm and a lower lifting arm, two ends of each upper lifting arm are hinged to the supporting seat and the driving rod respectively, each upper lifting arm is hinged to the driving rod through a hinge shaft, one end of each lower lifting arm is hinged to the base, and the other end of each lower lifting arm is hinged to the corresponding upper lifting arm.

2. A novel scissor jack according to claim 1, wherein: the driving rod is in threaded connection with the hinge shaft, the section of the driving seat is polygonal, the driving seat is welded with one end of the driving rod, a round hole is formed in the driving seat, and the round hole penetrates through the driving seat.

3. A novel scissor jack according to claim 1, wherein: the alignment plate is rotationally connected to the base, and the alignment groove is clamped with one end of the alignment plate.

4. A novel scissor jack according to claim 3, wherein: the base is provided with a support column, the support column is fixedly connected to the base, the support column is provided with a hinge joint, the hinge joint is fixedly connected with the support column, and the limiting plate is hinged to the hinge joint.

5. A novel scissor jack according to claim 1, wherein: the lower lifting arm is provided with a positioning hole, the base is provided with a positioning plate, the positioning plate is located on one side, far away from the limiting plate, of the lower lifting arm, one end of the positioning plate is rotationally connected to the base, and the other end of the positioning plate is connected with the positioning hole.

6. A novel scissor jack according to claim 5, wherein: the locating holes are formed in a plurality of positions, the locating holes are distributed at equal intervals along the length direction of the base, and one locating hole is clamped with one end of the locating plate.

7. A novel scissor jack according to claim 1, wherein: the support seat is provided with a connecting rod, the connecting rod is in threaded connection with the support seat, and the central axis of the connecting rod is perpendicular to the upper end face of the support seat.

8. A novel scissor jack according to claim 7, wherein: the one end that the connecting rod kept away from the base is equipped with the brace table, the brace table with connecting rod fixed connection, rubber pad fixed connection is in the brace table is kept away from one side of connecting rod.