Lifting equipment convenient to maintain

Abstract

The utility model discloses lifting equipment convenient to maintain, which relates to the technical field of lifting devices and comprises a base, a first fixing ring and a second fixing ring are fixed on a lifting table, a connecting shaft is fixed on a motor, an inner gear ring is connected with a second gear, a rack is connected with a first gear, and a clamping block is fixed on the rack. When the same position is maintained continuously, a rotating disc is rotated to a proper position, a motor is started to drive a connecting shaft to rotate, the connecting shaft drives a first gear and a second gear to rotate, the first gear drives a corresponding rack to slide on a first supporting groove and a second supporting groove, the second gear drives an inner gear ring to rotate, and the inner gear ring drives other second gears to rotate. The second gear drives the first gear on the second gear to rotate, the first gear enables the corresponding rack to move, and the rack drives the clamping block to move to fix the supporting column. The problems that the same position needs to be maintained for a long time, a rotating disc needs to be supported while maintenance is carried out, concentration cannot be achieved, inconvenience is caused, and efficiency is low are solved. And labor force is saved.

Description

Technical Field

[0001] The utility model relates to the technical field of lifting devices, in particular to a lifting device which is convenient for maintenance. Background Art

[0002] A lifting device is a device used to lift and lower heavy objects and is widely used in different fields. In the maintenance industry, a lifting device is an indispensable device. When repairing electromechanical equipment, the electromechanical equipment is disassembled and placed on a workbench with a lifting device for repair.

[0003] Chinese patent CN219095057U discloses a lifting device for convenient electromechanical maintenance, which relates to the field of electromechanical maintenance technology, including an operating table, a bottom column is installed on the operating table, a turntable is rotatably installed on the bottom column, two sliding blocks are slidably installed on the turntable, clamps are installed on the two sliding blocks, rubber pads are provided on the two clamps, and a storage box is installed on one clamp. The utility model places the electromechanical that needs to be repaired on the turntable through the arrangement of structures such as threaded rods, clamps and storage boxes, and adjusts the movement of the two clamps by rotating the threaded rods, so that electromechanical of different sizes can be clamped and fixed, so that the maintenance worker can perform maintenance with both hands, and at the same time, the rotation of the turntable drives the electromechanical to rotate, which is convenient for the maintenance worker to perform maintenance operations on various parts of the electromechanical, reducing the maintenance time, and small parts can be placed in the storage box to avoid loss.

[0004] In the above patent, when the turntable drives the electromechanical device to rotate to a position where a long maintenance operation is required, it is necessary to support the turntable to keep it still while performing maintenance until the maintenance is completed, which makes it difficult to concentrate on the maintenance and is inconvenient, and the maintenance efficiency is low; or another operator is needed to provide support, wasting labor. Utility Model Content

[0005] The purpose of the utility model is to provide a lifting device that is convenient for maintenance, so as to solve the problems raised in the above-mentioned background technology.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: a lifting device that is easy to maintain, comprising: a base, a cylinder is vertically fixed to the bottom surface of the base, a lifting platform is horizontally fixed to the movable end of the cylinder, a bearing is fixed to the center of the lifting platform, a support column is fixed to the inner wall of the bearing, a turntable located above the lifting platform is horizontally fixed to the upper end of the support column, a fixing ring 1 is fixed to the center of the bottom surface of the lifting platform, which is sleeved on the outer side of the support column and rotatably connected to the inner gear ring, a fixing ring 2 is fixed to the center of the bottom surface of the lifting platform, which is sleeved on the outer side of the support column and located on the inner side of the fixing ring 1, a motor is fixed to the outer wall of the fixing ring 2, a connecting shaft is vertically fixed to the output end of the motor, a gear 2 meshing with the inner gear ring and a gear 1 meshing with the rack are fixed to the outer wall of the connecting shaft, the rack is located on the upper side of the gear 2, the rack is horizontally slidably connected to the fixing ring 1 and the fixing ring 2, and one end of the rack located in the fixing ring 2 is fixed with a clamping block abutting against the outer wall of the support column.

[0007] Furthermore, there are four cylinders, which are respectively located at the four corners of the top surface of the base. Fixed plates located on both sides of the cylinders are vertically fixed to the top surfaces of the left and right ends of the base. The lifting platform is located between the two fixed plates. The two ends of the lifting platform are slidably connected to the fixed plates, and the lower end of the support column is located on the lower side of the lifting platform.

[0008] Furthermore, the fixing ring is located between the four cylinders, and a connecting groove for sliding with the connecting ring is provided on the inner wall of a lower end of the fixing ring. The cross section of the connecting groove is ring-shaped, and the inner wall of the connecting ring is fixedly connected to the outer wall of the inner gear ring.

[0009] Furthermore, there are four connecting shafts, which are 90 degrees apart from each other, the lower ends of the connecting shafts are rotatably connected to the lifting platform, and one of the four connecting shafts is connected to a motor.

[0010] Furthermore, the bottom surface of gear one and the top surface of gear two are fixedly connected, gear one and gear two are equal in size, gear one and gear two are located on the outside of fixed ring two, the upper end surface of fixed ring two is horizontally provided with a support groove one that is slidably connected to the rack, and the top surface of fixed ring one is horizontally provided with a support groove two that corresponds to the support groove one and is slidably connected to the rack.

[0011] Furthermore, a side wall of the rack away from gear one is horizontally provided with a guide groove slidably connected to a fixed rod. Four fixed rods are provided and are ninety degrees apart. Both ends of the fixed rods are respectively fixedly connected to the inner wall of fixed ring one and the outer wall of fixed ring two.

[0012] Compared with the prior art, the beneficial effects achieved by the utility model are:

[0013] The present invention can realize that the gear train is moved by the rotation of the gear and the control gear is moved to the position where the gear train is moved, and the gear train is moved to the position where the gear train is moved.

[0014] 2. The utility model provides a fixed rod and a guide groove. When the rack moves, the guide groove slides on the guide rod, which can further improve the stability of the rack when moving and prevent the rack from separating from gear one. When the rack moves outward, the fixed rod and the guide groove can prevent the clamping block and the fixed ring two from colliding, thereby avoiding damage to the clamping block and improving the practicality of the overall device. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0016] Figure 1 It is a top view schematic diagram of the overall structure of the utility model;

[0017] Figure 2 It is a bottom view schematic diagram of the overall structure of the utility model;

[0018] Figure 3 This is a schematic diagram of the connection of the bottom structure of the lifting platform of the utility model;

[0019] Figure 4 This is a schematic diagram of the separation of the fixing ring 1 and the fixing ring 2 of the utility model;

[0020] In the figure: 1. base; 2. bearing; 3. support column; 4. cylinder; 5. lifting platform; 6. turntable; 7. fixed plate; 8. fixing ring 1; 9. fixing ring 2; 10. motor; 11. inner gear ring; 12. rack; 13. supporting groove 1; 14. supporting groove 2; 15. clamping block; 16. fixing rod; 17. guide groove; 18. gear 1; 19. gear 2; 20. connecting shaft; 21. connecting groove; 22. connecting ring. DETAILED DESCRIPTION

[0021] 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.

[0022] See also Figure 1-Figure 4The utility model provides a technical solution: a lifting device that is easy to maintain, comprising: a base 1, a cylinder 4 is vertically fixed to the bottom surface of the base 1, a lifting platform 5 is horizontally fixed to the movable end of the cylinder 4, a bearing 2 is fixed to the center of the lifting platform 5, a support column 3 is fixed to the inner wall of the bearing 2, four cylinders 4 are provided, and the cylinders 4 are respectively located at the four corners of the top surface of the base 1, and the top surfaces of the left and right ends of the base 1 are vertically fixed with fixing plates 7 located on both sides of the cylinder 4, the lifting platform 5 is located between the two fixing plates 7, and the two ends of the lifting platform 5 are slidably connected to the fixing plates 7, and the fixing plates 7 can improve the stability of the lifting platform 5 when it moves, and can also protect the cylinder 4, the lower end of the support column 3 is located at the lower side of the lifting platform 5, and the upper end of the support column 3 is horizontally fixed with a rotating shaft located above the lifting platform 5 Plate 6, a fixed ring 8 is fixed at the center of the bottom surface of the lifting platform 5, which is sleeved on the outside of the support column 3 and rotatably connected to the inner gear ring 11. The fixed ring 8 is located between the four cylinders 4. A connecting groove 21 is provided on the inner wall of the lower end of the fixed ring 8 to slide with the connecting ring 22. The cross-section of the connecting groove 21 is ring-shaped. The inner wall of the connecting ring 22 and the outer wall of the inner gear ring 11 are fixedly connected, so that the inner gear ring 11 can stably rotate and slide in the fixed ring 8. A fixed ring 29 is fixed at the center of the bottom surface of the lifting platform 5, which is sleeved on the outside of the support column 3 and located on the inner side of the fixed ring 8. A motor 10 is fixed on the outer wall of the fixed ring 29. A connecting shaft 20 is vertically fixed to the output end of the motor 10. There are four connecting shafts 20, and the four connecting shafts 20 are ninety degrees apart. The lower end of the connecting shaft 20 and the lifting platform 5 is rotatably connected, one of the four connecting shafts 20 is connected to the motor 10, and the outer wall of the connecting shaft 20 is fixed with a gear 2 19 meshing with the inner gear ring 11 and a gear 1 18 meshing with the rack 12, the rack 12 is located on the upper side of the gear 2 19, the rack 12 is horizontally slidably connected with the fixing ring 1 8 and the fixing ring 2 9, the bottom surface of the gear 1 18 is fixedly connected with the top surface of the gear 2 19, the gear 1 18 and the gear 2 19 are equal in size, the gear 1 18 and the gear 2 19 are located on the outer side of the fixing ring 2 9, the upper end surface of the fixing ring 2 9 is horizontally provided with a support groove 13 slidably connected with the rack 12, the top surface of the fixing ring 1 8 is horizontally provided with a support groove 2 14 corresponding to the support groove 13 and slidably connected with the rack 12, and the support groove 1 1 3 and the supporting groove 14 support the rack 12. One end of the rack 12 located in the fixing ring 2 9 is fixed with a clamping block 15 abutting against the outer wall of the supporting column 3. The four clamping blocks 15 can move toward each other to abut against the lower end of the supporting column 3 and fix the supporting column 3, thereby facilitating the long-term maintenance of the same position of the electromechanical device. A side wall of the rack 12 away from the gear 18 is horizontally provided with a guide groove 17 slidably connected to the fixing rod 16. Four fixing rods 16 are provided and are ninety degrees apart. The two ends of the fixing rod 16 are fixedly connected to the inner wall of the fixing ring 8 and the outer wall of the fixing ring 2 9 respectively. The fixing rod 16 and the guide groove 17 can prevent the rack 12 from disengaging from the gear 18, and can also improve the stability of the rack 12 during movement.

[0023] Working principle of this utility model:

[0024] Refer to the instruction manual Figure 1-4 , start the cylinder 4, the movable end of the cylinder 4 drives the lifting platform 5 to slide on the fixed plate 7 to a suitable position, and the cylinder 4 is closed. At this time, the lifting platform 5 moves the turntable 6 on the support column 3 to a suitable height through the bearing 2, and then adjusts the electromechanical to be repaired on the turntable 6 to a suitable height; when it is necessary to continuously repair the same position, rotate the turntable 6 to make the support column 3 rotate in the bearing 2 to make the electromechanical rotate to the position where long-term maintenance is required, start the motor 10, and the output end of the motor 10 drives the connecting shaft 20 to rotate in the base 1, and the connecting shaft 20 drives the gear 1 18 and the gear 2 19 to rotate at the same time, and the gear 1 18 drives the corresponding rack 12 to slide on the support groove 13 and the support groove 2 14, and the gear 2 19 rotates to drive the inner gear ring 11 to rotate, and the inner gear ring 11 drives the connecting ring 22 to rotate. The inner gear ring 11 drives the other gear 2 19 to rotate, and the gear 2 19 drives the connecting shaft 20 and the gear 1 18 thereon to rotate, and the gear 1 18 moves the corresponding rack 12, and the guide groove 17 on the rack 12 slides on the fixing rod 16, and the rack 12 drives the clamping block 15 to move toward the center side of the fixing ring 2 9, so that the clamping block 15 and the lower end outer wall of the support column 3 abut against each other, so that the support column 3 is fixed, and then the turntable 6 is fixed; it solves the problem that when performing long-term maintenance on the same position of the electromechanical, it is necessary to support the turntable 6 while keeping it still and repair it until the maintenance is completed, which makes it inconvenient to concentrate on the maintenance and has low maintenance efficiency; or it solves the problem that another operator is needed to provide support, saving labor.

[0025] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A lifting device that is easy to maintain, comprising: The base (1) is characterized in that: a cylinder (4) is vertically fixed to the bottom surface of the base (1), a lifting platform (5) is horizontally fixed to the movable end of the cylinder (4), a bearing (2) is fixed at the center of the lifting platform (5), a support column (3) is fixed to the inner wall of the bearing (2), a turntable (6) located above the lifting platform (5) is horizontally fixed to the upper end of the support column (3), a fixing ring (8) sleeved on the outside of the support column (3) and rotatably connected to the inner gear ring (11) is fixed to the center of the bottom surface of the lifting platform (5), and a ring (8) sleeved on the outside of the support column (3) and located at the fixing ring (11) is fixed to the center of the bottom surface of the lifting platform (5). 8) inner fixing ring 2 (9), the outer wall of fixing ring 2 (9) is fixed with a motor (10), the output end of the motor (10) is vertically fixed with a connecting shaft (20), the outer wall of the connecting shaft (20) is fixed with a gear 2 (19) meshing with the inner gear ring (11) and a gear 1 (18) meshing with the rack (12), the rack (12) is located on the upper side of the gear 2 (19), the rack (12) is horizontally slidably connected with fixing ring 1 (8) and fixing ring 2 (9), and one end of the rack (12) located in fixing ring 2 (9) is fixed with a clamping block (15) abutting against the outer wall of the support column (3).

2. A lifting device for convenient maintenance according to claim 1, characterized in that: The cylinders (4) are provided in four pieces, and the cylinders (4) are respectively located at the four corners of the top surface of the base (1). The top surfaces of the left and right ends of the base (1) are vertically fixed with fixing plates (7) located on both sides of the cylinders (4). The lifting platform (5) is located between the two fixing plates (7). The two ends of the lifting platform (5) are slidably connected to the fixing plates (7), and the lower end of the support column (3) is located on the lower side of the lifting platform (5).

3. The lifting device for convenient maintenance according to claim 1, characterized in that: The fixing ring (8) is located between the four cylinders (4). The inner wall of the lower end of the fixing ring (8) is provided with a connecting groove (21) for sliding with the connecting ring (22). The cross section of the connecting groove (21) is in a ring shape. The inner wall of the connecting ring (22) is fixedly connected to the outer wall of the inner gear ring (11).

4. The lifting device for convenient maintenance according to claim 1, characterized in that: The connecting shafts (20) are provided with four connecting shafts (20), which are spaced 90 degrees apart from each other. The lower ends of the connecting shafts (20) are rotatably connected to the lifting platform (5), and one of the four connecting shafts (20) is connected to a motor (10).

5. The lifting device for convenient maintenance according to claim 1, characterized in that: The bottom surface of the gear one (18) and the top surface of the gear two (19) are fixedly connected, the gear one (18) and the gear two (19) are equal in size, the gear one (18) and the gear two (19) are located outside the fixing ring two (9), the upper end surface of the fixing ring two (9) is horizontally provided with a supporting groove one (13) slidably connected to the rack (12), and the top surface of the fixing ring one (8) is horizontally provided with a supporting groove two (14) corresponding to the supporting groove one (13) and slidably connected to the rack (12).

6. The lifting device for convenient maintenance according to claim 1, characterized in that: A side wall of the rack (12) away from the gear one (18) is horizontally provided with a guide groove (17) slidably connected to the fixed rod (16). Four fixed rods (16) are provided and are 90 degrees apart. The two ends of the fixed rod (16) are respectively fixedly connected to the inner wall of the fixed ring one (8) and the outer wall of the fixed ring two (9).

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