CN220364310U - Jack with adjustable clamping surface - Google Patents

Abstract

The utility model relates to the field of jacks and discloses a jack with an adjustable clamping surface, which comprises a base, a top body and a pry bar, wherein a clamping block is arranged at the upper end of the top body, a clamping plate is arranged on one side of the clamping block, a threaded rod is connected in a rotating manner in the clamping block, the threaded rod is in threaded connection with the clamping plate, limit rods are fixed on two sides of the clamping plate, and the limit rods are arranged in the clamping block in a sliding manner; this kind of novel jack that is applied to adjustable grip surface through setting up clamp splice and splint, and clamp splice and splint hold the atress roof beam of car, avoid the slippage when the top body rises, and the person of facilitating the use that can be better jack up the vehicle through the jack, safety and stability more in the use.

Description

Jack with adjustable clamping surface

Technical Field

The utility model relates to the field of jacks, in particular to a jack with an adjustable clamping surface.

Background

The jack is light and small lifting equipment which uses a rigid lifting piece as a working device and lifts a heavy object in a small stroke through a top bracket or a bottom supporting claw, 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, has a light, firm, flexible and reliable structure, can be carried and operated by one person, and can be divided into a rack jack, a screw jack and a hydraulic jack according to structural characteristics.

In the prior art, as patent number CN214456457U proposes an auto repair support jack, the structure to current auto repair support jack is comparatively single, can't carry out the problem of adjusting and changing to the support contact surface according to different support demands, and the scheme of following is proposed at present, and it includes the jack, fixedly connected with mounting panel on the output shaft of jack, the top of mounting panel is equipped with the backup pad, and the mounting groove has been seted up to the bottom of backup pad, and the mounting panel is installed in the mounting groove, has all seted up the spacing groove on the both sides inner wall of mounting groove, the spread groove has all been seted up to the both sides of mounting panel, and equal slidable mounting has the gag lever post in two spread grooves, and the gag lever post is installed in the spacing groove that corresponds, and the equal fixed mounting of one end that two gag lever posts are close to each other has first rack. The structure of the auto repair support jack is flexible, and the support contact surface can be replaced according to different support requirements.

However, the following problems still exist in the above technical solutions:

under the condition of emergency repair, the automobile is provided with a rectangular stressed beam due to the fact that the road conditions on the bottom are different, the contact area is only increased at the upper end of the top body of the technical scheme, and the outdoor terrain is not necessarily flat, so that the jack can be inclined in operation, further the jack collapses, and the automobile falls down to be dangerous.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a jack with an adjustable clamping surface, which at least solves one of the problems of the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a jack of adjustable clamping face, includes base, top body and pinch bar, the upper end of top body is provided with the clamp splice, one side of clamp splice is provided with the splint, the clamp splice internal rotation is connected with the threaded rod, threaded rod and splint threaded connection, the gag lever post is fixed to the both sides of splint, the gag lever post slides and sets up in the clamp splice.

The utility model further technically improves that a club is fixed at the lower end of the clamping block, the club is rotationally arranged at the upper end of the top body, and a fixing rod propped against the club is connected with the side wall of the top body in a threaded manner.

The utility model is further technically improved in that a thread line is arranged on the outer side of the pry bar, and an extension bar is connected with the outer side of the pry bar in a threaded manner.

The utility model further technically improves that the lower end of the base is fixedly provided with a plurality of anti-skid convex points, and the anti-skid convex points are arranged at equal intervals.

The utility model further technically improves that the outer side end of the threaded rod positioned at the outer side of the clamping plate is fixedly provided with a prying ring.

The utility model further technically improves that the fixing rod is arranged in a T shape, and the outer side of the end part of the fixing rod is provided with anti-skid patterns.

The utility model further improves the technology that an anti-slip pad is fixed at the outer side end of the extension rod.

The embodiment of the utility model provides a jack with an adjustable clamping surface, which has the following beneficial effects:

this kind of novel jack that is applied to adjustable grip surface through setting up clamp splice and splint, and clamp splice and splint hold the atress roof beam of car, avoid the slippage when the top body rises, and the person of facilitating the use that can be better jack up the vehicle through the jack, safety and stability more in the use.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.

FIG. 1 is a schematic view of an overall structure of the present utility model;

FIG. 2 is a schematic view of the structure of the base and the bump of the present utility model;

FIG. 3 is a schematic cross-sectional view of a clamp block according to the present utility model;

FIG. 4 is a schematic view of the construction of the pry bar and extension bar of the present utility model;

FIG. 5 is a schematic view of the structure of the clamping block and clamping plate of the present utility model.

In the figure: 1. a base; 2. a top body; 3. clamping blocks; 4. a cue; 5. a fixed rod; 6. a threaded rod; 7. a limit rod; 8. a clamping plate; 9. a prying ring; 10. a pry bar; 11. an extension rod; 12. and (5) protruding points.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, a jack with an adjustable clamping surface comprises a base 1, a top body 2 and a pry bar 10, wherein a clamping block 3 is arranged at the upper end of the top body 2, a clamping plate 8 is arranged on one side of the clamping block 3, a threaded rod 6 is rotationally connected with the clamping block 3, the threaded rod 6 is in threaded connection with the clamping plate 8, limit rods 7 are fixed on two sides of the clamping plate 8, and the limit rods 7 are arranged in the clamping block 3 in a sliding manner.

Specific working principle and implementation mode: can lift up the car through the jack and maintain when car repair, place base 1 subaerial earlier, then pry crow bar 10 makes top body 2 rise, places clamp splice 3 in the below of the atress roof beam of car, rotates threaded rod 6 and makes splint 8 with the clamping of atress roof beam, and the benefit of design like this lies in can be through clamp splice 3 and splint 8 with the atress roof beam centre gripping of car, avoids the slippage when the top body 2 rises upwards, and the person of facilitating the use that can be better jack up the vehicle through the jack, safety and stability more in the use.

As shown in fig. 3, the lower end of the clamping block 3 is fixed with a club 4, the club 4 rotates at the upper end of the top body 2, a fixing rod 5 propped against the club 4 is connected with the side wall of the top body 2 in a threaded manner, the clamping block 3 can rotate at the upper end of the top body 2 according to the club 4, and the position supported by the base 1 does not necessarily need to be the position capable of jacking up the stressed beam according to different terrains, so that the jack can be more convenient to use by rotating the clamping block 3.

As shown in fig. 4, the outside of the pry bar 10 is provided with a thread, the outside of the pry bar 10 is connected with an extension bar 11 in a threaded manner, the outside of the pry bar 10 is provided with a thread, the extension bar 11 can be rotated to move outwards under the action of the thread, and the force can be saved more when the torque is increased to pry.

As shown in fig. 2, the anti-skid convex points 12 are fixed at the lower end of the base 1, the number of the anti-skid convex points 12 is plural, the intervals are equal, the convex points 12 are fixed at the lower end of the base 1, and the convex points 12 are contacted with the ground, so that the whole ground contact grabbing force is stronger.

As shown in fig. 5, the outer end of the threaded rod 6 located at the outer side of the clamping plate 8 is fixed with a prying ring 9, the prying ring 9 is annular, when in use, a tool can penetrate into the prying ring 9 to pry the prying ring 9, and then the threaded rod 6 is driven to rotate, and the threaded rod 6 can drive the clamping plate 8 to move to form clamping.

As shown in fig. 5, the fixing rod 5 is in a T-shaped arrangement, the outer side of the end part of the fixing rod 5 is provided with anti-skidding lines, and the outer side wall of the fixing rod 5 is provided with anti-skidding lines, so that when a user rotates, the friction force between the anti-skidding lines and the hand of the user is increased, and the rotation of the user can be facilitated.

As shown in fig. 4, the outer end of the extension rod 11 is fixed with a non-slip mat, the outer side of the extension rod 11 is sleeved with a fixed non-slip mat, the non-slip mat is elastically arranged, and a user can increase the grip force with the hand during use and can avoid the extension rod 11 from slipping.

The present utility model is not limited to the above embodiments, but is capable of modification and variation in all aspects, including those of ordinary skill in the art, without departing from the spirit and scope of the present utility model.

Claims (7)

1. The utility model provides a jack of adjustable clamping face, includes base (1), top body (2) and pinch bar (10), its characterized in that, the upper end of top body (2) is provided with clamp splice (3), one side of clamp splice (3) is provided with splint (8), clamp splice (3) internal rotation is connected with threaded rod (6), threaded rod (6) and splint (8) threaded connection, gag lever post (7) are fixed to the both sides of splint (8), gag lever post (7) slip sets up in clamp splice (3).

2. The jack with the adjustable clamping surface according to claim 1, wherein a ball rod (4) is fixed at the lower end of the clamping block (3), the ball rod (4) is rotatably arranged at the upper end of the top body (2), and a fixing rod (5) propped against the ball rod (4) is connected to the side wall of the top body (2) in a threaded manner.

3. The jack with the adjustable clamping surface according to claim 1, wherein a thread line is formed on the outer side of the pry bar (10), and an extension bar (11) is connected to the outer side of the pry bar (10) in a threaded manner.

4. The jack with the adjustable clamping surface according to claim 1, wherein anti-skid bumps (12) are fixed at the lower end of the base (1), the number of the anti-skid bumps (12) is multiple, and the anti-skid bumps are arranged at equal intervals.

5. Jack with adjustable gripping surface according to claim 1, characterized in that the outer end of the threaded rod (6) outside the clamping plate (8) is fixed with a pry ring (9).

6. The jack with the adjustable clamping surface according to claim 2, wherein the fixing rod (5) is in a T-shaped arrangement, and anti-skid patterns are formed on the outer side of the end part of the fixing rod (5).

7. A jack with adjustable gripping surface according to claim 3, characterized in that the outer end of the extension rod (11) is fixed with a non-slip mat.