CN221235137U - Anti-tilting screw jack - Google Patents

Abstract

The utility model discloses an anti-tilting screw jack, which comprises a screw jack body, wherein a rocker is arranged on the outer wall of the screw jack body, a plurality of anti-tilting support frames distributed in a circumferential array are arranged on the outer wall of the screw jack body, the anti-tilting support frames are connected with the screw jack body through connecting seats, the connecting seats are connected with the screw jack body in a welding mode, the connecting seats are connected with the anti-tilting support frames through rotating shafts, and limit assemblies matched with the anti-tilting support frames are arranged on the outer wall of the screw jack body. The beneficial effects are that: can support it when using screw jack through setting up askew support frame, prevent that the jack from appearing inclining, can pack up it when not using askew support frame through setting up spacing subassembly, reduce occupation space, portable.

Description

Anti-tilting screw jack

Technical Field

The utility model relates to the technical field of screw jacks, in particular to an anti-tilting screw jack.

Background

The jack is a small and light lifting device which uses a rigid jacking piece as a working device and jacks a heavy object in a small stroke through a top bracket or a bottom supporting claw, and the jack has two mechanical and hydraulic devices. The mechanical jack has two kinds of rack type and screw type, and is mainly used for repairing vehicles and other lifting and supporting work in factories, mines, transportation and other departments. At present, the screw jack that discloses use adopts mechanical principle to reciprocating pulling handle drives big bevel gear, makes the weight lifting screw rod rotatory in the nut through the bevel pinion, thereby makes lift sleeve obtain lifting or decline along fixed sleeve, reaches the purpose of lifting the heavy object jack-up by the jacking piece, and its structure is light and handy firm, nimble reliable, alone can carry and operate.

But the outside of current screw jack lacks bearing structure and supports it when using, and the screw jack appears crooked security lower easily during the use.

For the problems in the related art, no effective solution has been proposed at present.

Disclosure of utility model

The present utility model is directed to solving the problems of the related art by providing an anti-tilting screw jack, which overcomes the above-mentioned problems of the related art.

For this purpose, the utility model adopts the following specific technical scheme:

The utility model provides a screw jack of preventing slope, includes screw jack body, screw jack body outer wall is equipped with the rocker, screw jack body outer wall is equipped with a plurality of askew support frames that are circumference array distribution, askew support frames pass through the connecting seat with screw jack body is connected, the connecting seat with screw jack body welding is connected, the connecting seat through the pivot with askew support frames are connected, screw jack body outer wall be equipped with askew support frame assorted spacing subassembly is prevented.

Preferably, the outer wall of the screw jack body is provided with a handle, and the outer wall of the handle is sleeved with a rubber sleeve.

Preferably, the bottom end of the screw jack body is provided with an anti-slip pad.

Preferably, a support cushion block is arranged at the bottom end of the anti-skew support frame.

Preferably, the limiting assembly comprises a plurality of fixing blocks which are arranged on the outer wall of the screw jack body and distributed in a circumferential array, clamping grooves which are matched with the anti-skew supporting frame are formed in one side of the fixing blocks, symmetrical travel grooves are formed in the clamping grooves and located on the fixing blocks, sliding blocks which are matched with the clamping grooves are arranged in the travel grooves, supporting springs which are connected with the fixing blocks are arranged on one side of the sliding blocks, limiting balls which extend into the clamping grooves are arranged on one side, away from the supporting springs, of the sliding blocks, and limiting grooves which are matched with the limiting balls are formed in two sides of the anti-skew supporting frame.

Preferably, the limit ball is in rolling connection with the sliding block.

The beneficial effects of the utility model are as follows: can support it when using screw jack through setting up askew support frame, prevent that the jack from appearing inclining, can pack up it when not using askew support frame through setting up spacing subassembly, reduce occupation space, portable.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic view showing the overall structure of an inclination-preventing screw jack according to an embodiment of the present utility model;

Fig. 2 is a front view of an anti-tilting screw jack according to an embodiment of the present utility model;

Fig. 3 is a cross-sectional view of a fixed block in an anti-tilting screw jack according to an embodiment of the present utility model.

In the figure:

1. A screw jack body; 2. a rocker; 3. a support frame for preventing distortion; 4. a connecting seat; 5. a grip; 6. an anti-slip pad; 7. supporting cushion blocks; 8. a fixed block; 9. a clamping groove; 10. a travel groove; 11. a slide block; 12. a support spring; 13. a limit ball; 14. and a limit groove.

Detailed Description

For the purpose of further illustrating the various embodiments, the present utility model provides the accompanying drawings, which are a part of the disclosure of the present utility model, and which are mainly used to illustrate the embodiments and, together with the description, serve to explain the principles of the embodiments, and with reference to these descriptions, one skilled in the art will recognize other possible implementations and advantages of the present utility model, wherein elements are not drawn to scale, and like reference numerals are generally used to designate like elements.

According to an embodiment of the present utility model, there is provided an inclination-preventing screw jack.

Embodiment one;

As shown in fig. 1-3, the tilting-preventing screw jack according to the embodiment of the utility model comprises a screw jack body 1, wherein a rocker 2 is arranged on the outer wall of the screw jack body 1, a plurality of tilting-preventing supporting frames 3 distributed in a circumferential array are arranged on the outer wall of the screw jack body 1, the tilting-preventing supporting frames 3 are connected with the screw jack body 1 through connecting seats 4, the connecting seats 4 are connected with the screw jack body 1 in a welding way, the connecting seats 4 are connected with the tilting-preventing supporting frames 3 through rotating shafts, and limit components matched with the tilting-preventing supporting frames 3 are arranged on the outer wall of the screw jack body 1.

Embodiment two;

As shown in fig. 1-3, the tilting-preventing screw jack according to the embodiment of the utility model comprises a screw jack body 1, wherein a rocker 2 is arranged on the outer wall of the screw jack body 1, a plurality of tilting-preventing supporting frames 3 distributed in a circumferential array are arranged on the outer wall of the screw jack body 1, the tilting-preventing supporting frames 3 are connected with the screw jack body 1 through connecting seats 4, the connecting seats 4 are connected with the screw jack body 1 in a welding way, the connecting seats 4 are connected with the tilting-preventing supporting frames 3 through rotating shafts, and limit components matched with the tilting-preventing supporting frames 3 are arranged on the outer wall of the screw jack body 1. The outer wall of the screw jack body 1 is provided with a handle 5, and the outer wall of the handle 5 is sleeved with a rubber sleeve. The bottom end of the screw jack body 1 is provided with an anti-slip pad 6. The bottom end of the anti-skew support frame 3 is provided with a support cushion block 7. The limiting component comprises a plurality of fixed blocks 8 which are distributed in a circumferential array and are arranged on the outer wall of the screw jack body 1, clamping grooves 9 which are matched with the anti-skew supporting frames 3 are formed in one side of the fixed blocks 8, symmetrically-arranged stroke grooves 10 are formed in the clamping grooves 9 and are positioned on the fixed blocks 8, sliding blocks 11 which are matched with the stroke grooves 10 are arranged in the stroke grooves 10, supporting springs 12 which are connected with the fixed blocks 8 are arranged on one side of the sliding blocks 11, limiting balls 13 which extend into the clamping grooves 9 are arranged on one side, away from the supporting springs 12, of the sliding blocks 11, and limiting grooves 14 which are matched with the limiting balls 13 are formed in two sides of the anti-skew supporting frames 3. The limiting ball 13 is in rolling connection with the sliding block 11.

When practical application, after screw jack body 1 finishes the use, personnel can be to the orientation that is close to screw jack body 1 in manual rotation anti-warp support frame 3 for in anti-warp support frame 3 card gets into draw-in groove 9 on the fixed block 8, can extrude spacing ball 13 when anti-warp support frame 3 gets into draw-in groove 9, spacing ball 13 receives extrusion and begins to extrude support spring 12 through slider 11, support spring 12 begins compression spacing ball 13 all gets into travel groove 10, anti-warp support frame 3 is in sharp state this moment in the draw-in groove 9 completely, spacing groove 14 and spacing ball 13 on the anti-warp support frame 3 are in the state this moment, support spring 12 resets and drives slider 11 and remove it, slider 11 drives spacing ball 13 to move in the draw-in groove until getting into in spacing groove 14 on the anti-warp support frame 3, rotate anti-warp support frame 3 to the orientation that keeps away from screw jack body 1 when needs to use anti-warp support frame 3 and pull out, can support it when using the screw jack through setting up anti-warp support frame, prevent that the jack from appearing the slope, can take up its occupation space when not using the anti-warp support frame through setting up the subassembly.

In summary, by means of the technical scheme of the utility model, the anti-skew support frame can be supported by the screw jack when the screw jack is used, the jack is prevented from inclining, and the limit assembly can be retracted when the anti-skew support frame is not used, so that occupied space is reduced, and the portable anti-skew support frame is convenient to carry.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims (6)

1. The utility model provides a screw jack of preventing slope, its characterized in that, including screw jack body (1), screw jack body (1) outer wall is equipped with rocker (2), screw jack body (1) outer wall is equipped with a plurality of askew support frames (3) that are circumference array distribution, askew support frames (3) pass through connecting seat (4) with screw jack body (1) are connected, connecting seat (4) with screw jack body (1) welding is connected, connecting seat (4) pass through the pivot with askew support frames (3) are connected, screw jack body (1) outer wall be equipped with askew support frames (3) assorted spacing subassembly.

2. The tilting-prevention screw jack according to claim 1, wherein a grip (5) is arranged on the outer wall of the screw jack body (1), and a rubber sleeve is sleeved on the outer wall of the grip (5).

3. An anti-tilt screw jack according to claim 1, characterized in that the screw jack body (1) is provided with a non-slip mat (6) at the bottom end.

4. An anti-tilt screw jack according to claim 1, wherein the bottom end of the anti-tilt support (3) is provided with a support pad (7).

5. The tilting-proof screw jack according to claim 1, wherein the limiting component comprises a plurality of fixed blocks (8) distributed in a circumferential array, wherein the fixed blocks (8) are arranged on the outer wall of the screw jack body (1), clamping grooves (9) matched with the tilting-proof supporting frame (3) are formed in one side of the fixed blocks (8), stroke grooves (10) symmetrically arranged are formed in the clamping grooves (9) and are positioned on the fixed blocks (8), sliding blocks (11) matched with the stroke grooves are arranged in the stroke grooves (10), supporting springs (12) connected with the fixed blocks (8) are arranged on one side of the sliding blocks (11), limiting balls (13) extending into the clamping grooves (9) are arranged on one side, away from the supporting springs (12), of the sliding blocks (11), and limiting grooves (14) matched with the limiting balls (13) are formed in two sides of the tilting-proof supporting frame (3).

6. An anti-tilt screw jack according to claim 5, characterized in that the limit ball (13) is in rolling connection with the slider (11).