Column type hydraulic jack

Abstract

The utility model discloses a stand column type hydraulic jack which comprises a stand column type hydraulic jack body, a base, an annular fixing clamp assembly and a connecting rod. The base is fixedly installed at the bottom of the stand column type hydraulic jack body. A plurality of grooves are formed in the bottom of the base; universal wheels are arranged in the grooves, and are mounted on the inner top walls of the grooves through elastic pieces; the annular fixing clamp assembly is detachably connected to the outer wall of the stand column type hydraulic jack body. A plurality of connecting rods are arranged; one ends of the connecting rods are hinged to the outer wall of the annular fixing clamp assembly, the connecting rods are arranged in the annular fixing clamp assembly at equal intervals in the circumferential direction, and the ends, away from the annular fixing clamp assembly, of the connecting rods are hinged to suction cups. The jack can be flexibly fixed on various uneven grounds, the contact area between the jack and the ground is increased, and the jack is high in stability, convenient to move and capable of adapting to more complex working environments.

Description

Technical Field

[0001] The utility model relates to the technical field of hydraulic jacks, in particular to a column type hydraulic jack. Background Art

[0002] In the current fields of industry, construction and automobile maintenance, hydraulic jacks play an indispensable role as an important lifting and supporting tool. The traditional design of hydraulic jacks mainly focuses on their load-bearing capacity and stability, but in actual use, there are still some obvious defects.

[0003] Traditional hydraulic jacks are deficient in terms of fixing stability. When used on uneven ground, due to the limited contact area between the base and the ground and the lack of effective fixing devices, the jack is prone to shaking or slipping due to external forces, which not only affects its supporting effect, but also poses potential safety hazards to the surrounding environment and equipment. In addition, the traditional hydraulic jack also needs to be improved in terms of operational convenience. Traditional jacks often cannot meet the requirements of convenient movement and stable placement, which to a certain extent limits its scope of application.

[0004] For this reason, a column type hydraulic jack is proposed. Utility Model Content

[0005] The utility model aims to provide a column type hydraulic jack, aiming to solve or improve at least one of the above technical problems.

[0006] To achieve the above purpose, the utility model provides the following solution: The utility model provides a column type hydraulic jack, comprising:

[0007] Column type hydraulic jack body;

[0008] A base, the base is fixedly mounted on the bottom of the column type hydraulic jack body; a plurality of grooves are provided at the bottom of the base; a universal wheel is provided in the groove, and the universal wheel is mounted on the inner top wall of the groove through an elastic member;

[0009] An annular fixing clamp assembly, wherein the annular fixing clamp assembly is detachably connected to the outer wall of the column type hydraulic jack body;

[0010] A connecting rod, wherein a plurality of connecting rods are provided; one end of the connecting rod is hinged on the outer wall of the annular fixing clamp assembly, and the plurality of connecting rods are arranged at equal intervals along the circumference of the annular fixing clamp assembly;

[0011] Wherein, one end of the connecting rod away from the annular fixing clamp assembly is hinged with a suction cup.

[0012] According to a column type hydraulic jack provided by the utility model, an anti-slip portion is provided between the annular fixing clamp assembly and the outer wall of the column type hydraulic jack body.

[0013] According to a column type hydraulic jack provided by the utility model, the annular fixing clamp assembly comprises two relatively arranged half clamp bodies, one end of the two half clamp bodies is rotatably connected, and the other end is provided with a connecting wing plate; the two half clamp bodies are surrounded by an annular clamping space, and the column type hydraulic jack body is arranged in the annular clamping space;

[0014] The two connecting wing plates are detachably connected by fasteners, the anti-slip portion is fixedly mounted on the inner wall of the half-clamp, and the anti-slip portion abuts against the outer wall of the column-type hydraulic jack body; one end of the connecting rod is hinged on the outer wall of the half-clamp, and a plurality of the connecting rods are arranged at equal intervals along the circumference of the two half-clamps.

[0015] According to a column type hydraulic jack provided by the utility model, the elastic member comprises:

[0016] A slide bar, the slide bar being fixedly connected to the inner top wall of the groove;

[0017] A sleeve, wherein the sleeve is sleeved outside the sliding rod, and the inner wall of the sleeve is slidably connected to the sliding rod;

[0018] A spring, wherein the spring is sleeved outside the slide bar and the sleeve; the top of the spring is fixedly connected to the inner top wall of the groove, and the bottom of the spring is fixedly connected to the bottom of the outer wall of the sleeve;

[0019] Wherein, the universal wheel is installed at the bottom of the sleeve.

[0020] According to a column type hydraulic jack provided by the utility model, the number of the connecting rods is three, and the three connecting rods are arranged at equal intervals along the circumference of the two half clamps.

[0021] According to a column type hydraulic jack provided by the utility model, a threaded through hole is opened on the connecting wing plate, and the fastener includes a butterfly bolt, and the butterfly bolt passes through two of the threaded through holes and is threadedly connected with the two threaded through holes.

[0022] According to a column type hydraulic jack provided by the utility model, the anti-skid part includes two rubber anti-skid pads, the two rubber anti-skid pads are respectively fixed on the inner walls of the two half-clamps, and the two rubber anti-skid pads are both in contact with the outer wall of the column type hydraulic jack body.

[0023] According to a column type hydraulic jack provided by the utility model, a plurality of anti-skid grooves are arranged on the top of the column type hydraulic jack body, and the cross section of the anti-skid grooves is trapezoidal.

[0024] The utility model discloses the following technical effects:

[0025] The utility model provides a groove with a universal wheel at the bottom of the base, and uses an elastic member to install the universal wheel in the groove, so that the column type hydraulic jack body can slide easily when it needs to be moved, thereby greatly improving its mobility; at the same time, when working, the universal wheel is stored in the groove by compressing the elastic member, so as to ensure the stability of the column type hydraulic jack body in the working state;

[0026] The utility model provides a detachable annular fixing clamp assembly on the column type hydraulic jack body, and hinges a plurality of connecting rods and suction cups on the outer wall of the annular fixing clamp assembly, and the suction cups are used to absorb the ground, so that the column type hydraulic jack body can be flexibly fixed on various uneven grounds, which not only increases the contact area between the column type hydraulic jack body and the ground and improves its fixing stability, but also enables the column type hydraulic jack body to adapt to more complex working environments. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0028] Figure 1 It is a structural schematic diagram of the utility model;

[0029] Figure 2 for Figure 1 A partial enlarged view of middle A;

[0030] Figure 3 for Figure 1 A partial enlarged view of B in the middle;

[0031] Figure 4 It is a structural schematic diagram of the annular fixing clamp assembly in the utility model.

[0032] Among them, 1. column type hydraulic jack body; 2. base; 3. groove; 4. universal wheel; 5. connecting rod; 6. suction cup; 7. half clamp; 8. connecting wing plate; 9. annular clamping space; 10. sliding rod; 11. sleeve; 12. spring; 13. threaded through hole; 14. butterfly bolt; 15. washer; 16. rubber anti-slip gasket. DETAILED DESCRIPTION

[0033] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0034] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the present invention is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0035] Reference Figure 1-Figure 4 The utility model provides a column type hydraulic jack, comprising:

[0036] Column type hydraulic jack body 1;

[0037] A base 2, which is fixedly mounted on the bottom of the column type hydraulic jack body 1; a plurality of grooves 3 are provided at the bottom of the base 2; a universal wheel 4 is provided in the groove 3, and the universal wheel 4 is mounted on the inner top wall of the groove 3 through an elastic member;

[0038] An annular fixing clamp assembly, the annular fixing clamp assembly is detachably connected to the outer wall of the column type hydraulic jack body 1;

[0039] A connecting rod 5, wherein a plurality of connecting rods 5 are provided; one end of the connecting rod 5 is hinged to the outer wall of the annular fixing clamp assembly, and the plurality of connecting rods 5 are arranged at equal intervals along the circumference of the annular fixing clamp assembly;

[0040] Wherein, a suction cup 6 is hingedly connected to one end of the connecting rod 5 away from the annular fixing clamp assembly;

[0041] In this way, the utility model provides a groove 3 with a universal wheel 4 at the bottom of the base 2, and uses an elastic member to install the universal wheel 4 in the groove 3, so that the column type hydraulic jack body 1 can slide easily when it needs to be moved, thereby greatly improving its mobility; at the same time, when working, the universal wheel 4 is stored in the groove 3 by compressing the elastic member, so as to ensure the stability of the column type hydraulic jack body 1 in the working state;

[0042] The utility model provides a detachable annular fixing clamp assembly on a column type hydraulic jack body 1, and hinges a plurality of connecting rods 5 and suction cups 6 on the outer wall of the annular fixing clamp assembly, wherein the suction cups 6 are used to absorb the ground, thereby enabling the column type hydraulic jack body 1 to be flexibly fixed on various uneven grounds, which not only increases the contact area between the column type hydraulic jack body 1 and the ground and improves its fixing stability, but also enables the column type hydraulic jack body 1 to adapt to more complex working environments.

[0043] According to a further optimized solution, an anti-slip portion is provided between the annular fixing clamp assembly and the outer wall of the column type hydraulic jack body 1 .

[0044] According to a further optimized solution, the annular fixing clamp assembly includes two relatively arranged half clamp bodies 7, one end of the two half clamp bodies 7 is rotatably connected, and the other end is provided with a connecting wing plate 8; the two half clamp bodies 7 are surrounded by an annular clamping space 9, and the column type hydraulic jack body 1 is arranged in the annular clamping space 9;

[0045] The two connecting wing plates 8 are detachably connected by fasteners, the anti-skid portion is fixedly mounted on the inner wall of the half clamp 7, and the anti-skid portion abuts against the outer wall of the column-type hydraulic jack body 1; one end of the connecting rod 5 is hinged on the outer wall of the half clamp 7, and a plurality of connecting rods 5 are arranged at equal intervals along the circumference of the two half clamps 7.

[0046] Further optimization scheme, the elastic parts include:

[0047] A slide bar 10, the slide bar 10 is fixed to the inner top wall of the groove 3;

[0048] A sleeve 11, wherein the sleeve 11 is sleeved outside the slide bar 10, and an inner wall of the sleeve 11 is slidably connected to the slide bar 10;

[0049] The spring 12 is sleeved outside the slide bar 10 and the sleeve 11; the top of the spring 12 is fixedly connected to the inner top wall of the groove 3, and the bottom is fixedly connected to the outer wall bottom of the sleeve 11;

[0050] Wherein, the universal wheel 4 is installed at the bottom of the sleeve 11;

[0051] The coordinated use of the slide bar 10, the sleeve 11, the spring 12 and the universal wheel 4 enables the column-type hydraulic jack body 1 to slide easily when it needs to be moved, thereby greatly improving its mobility; at the same time, when working, the slide bar 10, the sleeve 11 and the spring 12 drive the universal wheel 4 to be stored in the groove 3, thereby ensuring the stability of the column-type hydraulic jack body 1 in the working state.

[0052] A further optimized solution is that the number of connecting rods 5 is three, and the three connecting rods 5 are arranged at equal intervals along the circumference of the two half clamps 7, which can ensure that the annular fixing clamp assembly has higher structural stability when clamping the column-type hydraulic jack body 1; the three connecting rods are evenly distributed, which can balance the force and reduce deformation or damage caused by uneven force.

[0053] According to a further optimization scheme, a threaded through hole 13 is provided on the connecting wing plate 8, and the fastener includes a butterfly bolt 14, which passes through two threaded through holes 13 and is threadedly connected with the two threaded through holes 13; a washer 15 is installed on the butterfly bolt 14;

[0054] During installation, the two halves of the clamp body 7 are rotated relative to each other by rotating one end of the connection so that they open and form a larger opening, which facilitates the placement of the column-type hydraulic jack body 1 into the annular clamping space 9; then, the two halves of the clamp body 7 are rotated toward each other so that they are closed until the annular clamping space 9 completely wraps the column-type hydraulic jack body 1; then, the threaded through holes 13 on the connecting wing plates 8 are aligned, and the two connecting wing plates 8 are detachably connected together using butterfly bolts 14 and washers 15 to fix the two halves of the clamp body 7.

[0055] To further optimize the solution, the anti-skid part includes two rubber anti-skid pads 16, which are respectively fixed on the inner walls of the two half clamps 7, and the two rubber anti-skid pads 16 are both in contact with the outer wall of the column type hydraulic jack body 1; the rubber anti-skid pads 16 are in tight contact with the outer wall of the column type hydraulic jack body 1, providing sufficient friction to prevent the hydraulic jack from sliding or rotating during operation.

[0056] According to a further optimization scheme, a plurality of anti-skid grooves are provided on the top of the column-type hydraulic jack body 1, and the cross-section of the anti-skid grooves is trapezoidal; the anti-skid grooves can greatly increase the friction between the lifted object and the lifted object, and effectively prevent the lifted object from sliding or falling off during the lifting process.

[0057] In the description of the present invention, it should be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0058] Obviously, the above embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the implementation methods of the present invention. For ordinary technical users in the relevant field, other different forms of changes or modifications can be made on the basis of the above description. It is not necessary and impossible to list all the implementation methods here. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A column type hydraulic jack, characterized in that: include: Column type hydraulic jack body (1); A base (2), the base (2) being fixedly mounted on the bottom of the column-type hydraulic jack body (1); a plurality of grooves (3) are provided at the bottom of the base (2); universal wheels (4) are provided in the grooves (3), and the universal wheels (4) are mounted on the inner top wall of the grooves (3) via elastic members; An annular fixing clamp assembly, the annular fixing clamp assembly being detachably connected to the outer wall of the column type hydraulic jack body (1); A connecting rod (5), wherein a plurality of the connecting rods (5) are provided; one end of the connecting rod (5) is hinged on the outer wall of the annular fixing clamp assembly, and the plurality of connecting rods (5) are arranged at equal intervals along the circumference of the annular fixing clamp assembly; Wherein, one end of the connecting rod (5) away from the annular fixing clamp assembly is hingedly connected with a suction cup (6).

2. The column type hydraulic jack according to claim 1, characterized in that: An anti-slip portion is provided between the annular fixing clamp assembly and the outer wall of the column type hydraulic jack body (1).

3. The column type hydraulic jack according to claim 2, characterized in that: The annular fixing clamp assembly comprises two relatively arranged half clamp bodies (7), one end of the two half clamp bodies (7) is rotatably connected, and the other end is provided with a connecting wing plate (8); the two half clamp bodies (7) are surrounded by an annular clamping space (9), and the column type hydraulic jack body (1) is arranged in the annular clamping space (9); The two connecting wing plates (8) are detachably connected by fasteners, the anti-skid portion is fixedly mounted on the inner wall of the half clamp (7), and the anti-skid portion abuts against the outer wall of the column-type hydraulic jack body (1); one end of the connecting rod (5) is hinged on the outer wall of the half clamp (7), and a plurality of the connecting rods (5) are arranged at equal intervals along the circumference of the two half clamps (7).

4. The column type hydraulic jack according to claim 1, characterized in that: The elastic member comprises: A slide bar (10), wherein the slide bar (10) is fixedly connected to the inner top wall of the groove (3); A sleeve (11), wherein the sleeve (11) is sleeved outside the sliding rod (10), and an inner wall of the sleeve (11) is slidably connected to the sliding rod (10); A spring (12), wherein the spring (12) is sleeved outside the slide bar (10) and the sleeve (11); the top of the spring (12) is fixedly connected to the inner top wall of the groove (3), and the bottom of the spring (12) is fixedly connected to the outer wall bottom of the sleeve (11); Wherein, the universal wheel (4) is installed at the bottom of the sleeve (11).

5. The column type hydraulic jack according to claim 3, characterized in that: The number of the connecting rods (5) is three, and the three connecting rods (5) are arranged at equal intervals along the circumference of the two half clamps (7).

6. The column type hydraulic jack according to claim 3, characterized in that: The connecting wing plate (8) is provided with a threaded through hole (13), and the fastener comprises a butterfly bolt (14). The butterfly bolt (14) passes through the two threaded through holes (13) and is threadedly connected to the two threaded through holes (13).

7. The column type hydraulic jack according to claim 3, characterized in that: The anti-skid portion comprises two rubber anti-skid pads (16), the two rubber anti-skid pads (16) are respectively fixed to the inner walls of the two half-clamp bodies (7), and the two rubber anti-skid pads (16) are both in contact with the outer wall of the column type hydraulic jack body (1).

8. The column type hydraulic jack according to claim 1, characterized in that: A plurality of anti-skid grooves are provided on the top of the column type hydraulic jack body (1), and the cross section of the anti-skid grooves is trapezoidal.

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