Mechanical jacking device

Abstract

The utility model relates to the technical field of jacking devices, and discloses a mechanical jacking device which comprises a bottom plate. The hydraulic lifting rod is fixedly mounted at the top of the bottom plate; the supporting block is fixedly mounted at the top of the hydraulic lifting rod; the rotating groove is formed in the upper end of the supporting block; the rotating block is movably mounted at the top of the rotating groove; and the steering assembly is arranged in the supporting block and controls the rotating block to rotate. Through cooperation of the steering assembly, the rotating block, the manual adjusting unit and other structures, the motor is started, the adjusting gear is driven to rotate through the first transmission rod, so that teeth at the lower end of the rotating block are driven to rotate, then the rotating block is driven to rotate in the rotating groove, and finally the purpose of adjusting the angle is achieved; and manual fine adjustment can be carried out through the manual adjustment unit, so that the working flexibility is better, and the machine can be conveniently maintained or assembled.

Description

Technical Field

[0001] The utility model relates to the technical field of jacks, and more specifically, the utility model relates to a mechanical jack. Background Art

[0002] When performing mechanical maintenance, heavy object lifting operations are often encountered. However, using multiple people to cooperate or using a crane for cooperation will, to a certain extent, affect the maintenance efficiency. Therefore, in many cases, jacks such as hydraulic cylinders, air cylinders, electric push rods, and jacks are used for lifting. However, although these devices can achieve the effect of jacking up machinery, after lifting, the angle is fixed and cannot be freely adjusted according to the maintenance requirements. Therefore, it is not conducive to mechanical maintenance operations or assembly operations. Content of the Utility Model

[0003] In order to overcome the deficiencies of the prior art, the utility model provides a mechanical jack, which has the advantages of convenient angle adjustment and convenient position adjustment.

[0004] To achieve the above object, the utility model provides the following technical solution: A mechanical jack, comprising

[0005] a bottom plate;

[0006] a hydraulic lifting rod, which is fixedly installed on the top of the bottom plate;

[0007] a support block, which is fixedly installed on the top of the hydraulic lifting rod;

[0008] a rotating groove, which is opened at the upper end of the support block;

[0009] a rotating block, which is movably installed on the top of the rotating groove;

[0010] a steering component, which is arranged inside the support block and controls the rotation of the rotating block;

[0011] The steering component includes a rotating block, a motor, an adjusting gear, and a manual adjusting component. Tooth teeth are circumferentially arrayed on the edge of the lower end of the rotating block. The motor is fixedly installed on the right side of the support block. A first transmission rod is fixedly installed at the bottom of the motor. The adjusting gear is fixedly installed at the bottom of the first transmission rod and is meshed with the tooth teeth. The manual adjusting component is arranged on the right side of the support block and is connected to the first transmission rod.

[0012] As a preferred technical solution of the utility model, a displacement component is further arranged on the top of the rotating block;

[0013] The displacement component includes a moving groove, a displacement screw, a moving block, and a top plate. The moving groove is formed at the top of the rotating block. The displacement screw is movably installed inside the moving groove. The moving block is movably installed on the surface of the displacement screw. The top plate is fixedly installed on the top of the moving block.

[0014] As a preferred technical solution of the present invention, the manual adjustment component includes a first bevel gear, a second transmission rod, and an adjustment disk. The first bevel gear is fixedly installed on the surface of the first transmission rod. The second transmission rod is movably inserted into the right end of the support block. A second bevel gear is fixedly installed at the inner end of the second transmission rod and is meshed with the first bevel gear. The adjustment disk is fixedly installed at the outer end of the second transmission rod.

[0015] As a preferred technical solution of the present invention, control panels are arranged in a circumferential array on the top of the bottom plate.

[0016] As a preferred technical solution of the present invention, a protective cover is fixedly installed on the top of the bottom plate and wraps the lower end of the hydraulic lifting rod. The central diameter value of the protective cover is greater than the diameter value of the support block.

[0017] As a preferred technical solution of the present invention, a limiting block is arranged inside the rotating groove. The inner diameter value of the limiting block is equal to the diameter value of the lower end of the rotating block.

[0018] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0019] 1. Through the cooperation of structures such as the steering component, the rotating block, and the manual adjustment component, when the angle needs to be adjusted, the steering component is started, the motor is started, the adjustment gear is driven to rotate through the first transmission rod, so as to drive the teeth at the lower end of the rotating block to rotate, and then drive the rotating block to rotate in the rotating groove, and finally the purpose of adjusting the angle is achieved. And manual fine-tuning can be carried out through the manual adjustment component, making the work flexibility better, so as to facilitate the maintenance or assembly operation of the machine.

[0020] 2. Through the cooperation of structures such as the displacement screw, the moving block, and the top plate, when the position of the top plate needs to be adjusted, the displacement screw in the moving groove is started, so as to drive the moving block to move, and then the position of the top plate is changed, so as to facilitate the work, making the work flexibility better, so as to facilitate the maintenance or assembly operation of the machine. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 is a schematic diagram of the overall external structure of the present invention;

[0022] Figure 2 is a schematic diagram of the main sectional structure of the present invention;

[0023] Figure 3 This is a schematic top sectional view of the utility model;

[0024] Figure 4 This is a schematic right sectional view of the utility model;

[0025] Figure 5 This is the utility model Figure 2 Schematic enlarged view of part A.

[0026] In the figure: 1, bottom plate; 2, hydraulic lifting rod; 3, support block; 4, rotating groove; 5, rotating block; 6, teeth; 7, motor; 8, first transmission rod; 9, adjusting gear; 10, first helical gear; 11, second helical gear; 12, second transmission rod; 13, adjusting disc; 14, moving groove; 15, displacement screw; 16, moving block; 17, top plate; 18, protective cover; 19, control panel; 20, limiting block. Specific embodiments

[0027] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0028] As Figures 1 to 5 shown, the present utility model provides a mechanical jack, including

[0029] Bottom plate 1;

[0030] Hydraulic lifting rod 2, which is fixedly installed on the top of the bottom plate 1;

[0031] Support block 3, which is fixedly installed on the top of the hydraulic lifting rod 2;

[0032] Rotating groove 4, which is opened at the upper end of the support block 3;

[0033] Rotating block 5, which is movably installed on the top of the rotating groove 4;

[0034] Steering assembly, which is arranged inside the support block 3 to control the rotation of the rotating block 5;

[0035] The steering assembly includes a rotating block 5, a motor 7, an adjusting gear 9 and a manual adjustment assembly. Tooth teeth 6 are circumferentially arrayed at the edge of the lower end of the rotating block 5. The motor 7 is fixedly installed on the right side of the support block 3. A first transmission rod 8 is fixedly installed at the bottom of the motor 7. The adjusting gear 9 is fixedly installed at the bottom of the first transmission rod 8 and is meshed with the tooth teeth 6. The manual adjustment assembly is arranged on the right side of the support block 3 and is connected to the first transmission rod 8.

[0036] During operation, place the bottom plate 1 at the designated location, then start the hydraulic lifting rod 2 to raise the height of the support block 3 and the top plate 17. Subsequently, start the motor 7 to drive the adjusting gear 9 to rotate through the first transmission rod 8, thereby driving the tooth teeth 6 at the lower end of the rotating block 5 to rotate, and then driving the rotating block 5 to rotate in the rotating groove 4.

[0037] By setting the steering assembly, it can be adjusted according to requirements during maintenance and assembly.

[0038] Among them, a displacement assembly is further provided at the top of the rotating block 5.

[0039] The displacement assembly includes a moving groove 14, a displacement screw 15, a moving block 16 and a top plate 17. The moving groove 14 is opened at the top of the rotating block 5. The displacement screw 15 is movably installed inside the moving groove 14. The moving block 16 is movably installed on the surface of the displacement screw 15. The top plate 17 is fixedly installed on the top of the moving block 16.

[0040] During operation, when the position of the top plate 17 needs to be adjusted, start the displacement screw 15 in the moving groove 14, thereby driving the moving block 16 to move, and then changing the position of the top plate 17, which is convenient for work.

[0041] Through the displacement assembly, it is convenient to adjust the position, which is convenient for maintenance and assembly work.

[0042] Among them, the manual adjustment assembly includes a first bevel gear 10, a second transmission rod 12 and an adjustment disc 13. The first bevel gear 10 is fixedly installed on the surface of the first transmission rod 8. The second transmission rod 12 is movably inserted at the right end of the support block 3. A second bevel gear 11 is fixedly installed at the inner end of the second transmission rod 12 and is meshed with the first bevel gear 10. The adjustment disc 13 is fixedly installed at the outer end of the second transmission rod 12.

[0043] When manual adjustment is required, rotate the adjustment disc 13, thereby driving the second bevel gear 11 to rotate through the second transmission rod 12, and then driving the first bevel gear 10 on the first transmission rod 8 to rotate, finally making the steering assembly work.

[0044] By setting up the manual adjustment component, manual fine-tuning can be performed, making it more flexible and convenient.

[0045] A control panel 19 is arranged in a circular array on the top of the base plate 1 .

[0046] When working, the operation of the equipment is controlled by the control panel 19;

[0047] By arranging control panels 19 in a circumferential array on the top of the base plate 1, operations can be performed on either side.

[0048] A protective cover 18 is fixedly installed on the top of the base plate 1 and wraps around the lower end of the hydraulic lifting rod 2 . The central diameter of the protective cover 18 is greater than the diameter of the support block 3 .

[0049] During operation, a protective cover 18 is fixedly installed on the top of the base plate 1 and wraps the lower end of the hydraulic lifting rod 2. The central diameter of the protective cover 18 is greater than the diameter of the support block 3, thereby preventing falling objects from hitting the power source at the lower end of the hydraulic lifting rod 2.

[0050] A limit block 20 is disposed inside the rotating groove 4 , and an inner diameter of the limit block 20 is equal to a diameter of the lower end of the rotating block 5 .

[0051] During operation, by setting a limit block 20 inside the rotating groove 4, and the inner diameter of the limit block 20 is equal to the diameter of the lower end of the rotating block 5, the shaking generated during rotation is reduced and the stability of the device is improved.

[0052] The working principle and use process of this utility model:

[0053] When working, the bottom plate 1 is placed at a designated place, and then the hydraulic lifting rod 2 is activated to raise the height of the support block 3 and the top plate 17;

[0054] When the angle needs to be adjusted, the steering assembly is started, the motor 7 is started, and the adjustment gear 9 is driven to rotate through the first transmission rod 8, thereby driving the teeth 6 at the lower end of the rotating block 5 to rotate, and then driving the rotating block 5 to rotate in the rotating slot 4, and finally achieving the purpose of adjusting the angle;

[0055] When manual adjustment is required, the adjusting plate 13 is rotated, thereby driving the second bevel gear 11 to rotate through the second transmission rod 12, and then driving the first bevel gear 10 on the first transmission rod 8 to rotate, so that the steering assembly works, thereby achieving the purpose of manual fine adjustment;

[0056] When it is necessary to position the top plate 17, the displacement screw 15 in the moving groove 14 is activated, thereby driving the moving block 16 to move, and then changing the position of the top plate 17, which facilitates the work.

[0057] It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the term "comprising", "including" or any other variant thereof is intended to cover non-exclusive inclusion, so that a process, method, article or device comprising a series of elements not only includes those elements, but also includes other elements not expressly listed, or also includes elements inherent to such process, method, article or device.

[0058] Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A mechanical lifter, characterized in that: Included Bottom plate (1); A hydraulic lifting rod (2), wherein the hydraulic lifting rod (2) is fixedly mounted on the top of the base plate (1); A support block (3), wherein the support block (3) is fixedly mounted on the top of the hydraulic lifting rod (2); A rotating groove (4), wherein the rotating groove (4) is provided at the upper end of the supporting block (3); A rotating block (5), wherein the rotating block (5) is movably mounted on the top of the rotating tank (4); A steering assembly, which is arranged inside the support block (3) and controls the rotating block (5) to rotate; The steering assembly comprises a rotating block (5), a motor (7), an adjustment gear (9) and a manual adjustment assembly. The edge circumferential array at the lower end of the rotating block (5) is provided with teeth (6). The motor (7) is fixedly mounted on the right side of the support block (3). A first transmission rod (8) is fixedly mounted on the bottom of the motor (7). The adjustment gear (9) is fixedly mounted on the bottom of the first transmission rod (8) and meshed with the teeth (6). The manual adjustment assembly is arranged on the right side of the support block (3) and connected to the first transmission rod (8).

2. A mechanical lifter according to claim 1, characterized in that: A displacement component is also provided on the top of the rotating block (5); The displacement assembly comprises a displacement groove (14), a displacement screw (15), a displacement block (16) and a top plate (17); the displacement groove (14) is opened at the top of the rotating block (5); the displacement screw (15) is movably installed inside the displacement groove (14); the displacement block (16) is movably installed on the surface of the displacement screw (15); and the top plate (17) is fixedly installed on the top of the displacement block (16).

3. A mechanical lifter according to claim 1, characterized in that: The manual adjustment assembly comprises a first bevel gear (10), a second transmission rod (12) and an adjustment disk (13); the first bevel gear (10) is fixedly mounted on the surface of the first transmission rod (8); the second transmission rod (12) is movably plugged into the right end of the support block (3); a second bevel gear (11) is fixedly mounted on the inner end of the second transmission rod (12) and meshedly connected with the first bevel gear (10); and the adjustment disk (13) is fixedly mounted on the outer end of the second transmission rod (12).

4. A mechanical lifter according to claim 1, characterized in that: A control panel (19) is arranged in a circumferential array on the top of the base plate (1).

5. A mechanical lifter according to claim 1, characterized in that: A protective cover (18) is fixedly mounted on the top of the base plate (1) and wraps around the lower end of the hydraulic lifting rod (2). The central diameter of the protective cover (18) is greater than the diameter of the support block (3).

6. A mechanical lifter according to claim 1, characterized in that: A limit block (20) is arranged inside the rotating groove (4), and the inner diameter of the limit block (20) is equal to the diameter of the lower end of the rotating block (5).

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