High-stability hoisting device for special equipment detection

Abstract

The utility model discloses a hoisting device with high stability for special equipment detection, which relates to the technical field of special equipment hoisting and comprises a portal frame, two guide frames are symmetrically arranged at the top of the portal frame in a sliding manner, a moving plate is arranged between the two guide frames, and a support plate is arranged at the bottom end of the moving plate. A first lead screw is rotationally arranged in the supporting plate, the two ends of the first lead screw are in threaded connection with sliding blocks through lead screw nuts, lifting hooks are arranged below the sliding blocks, and grooves are formed in the bottoms of the sliding blocks; the angle-adjustable lifting hook has the beneficial effects that the angle of the lifting hook can be adjusted, a user can conveniently use the angle-adjustable lifting hook to lift special equipment, the angle-adjustable lifting hook is more flexible and convenient to use, the lifting efficiency of the special equipment can be improved, the two sides of the special equipment are clamped and limited, the clamping surface and the clamping acting force are improved, and the clamping efficiency of the special equipment is improved. And the stability of the special equipment during hoisting is guaranteed, and potential safety hazards are reduced.

Description

Technical Field

[0001] The utility model relates to a hoisting device, in particular to a hoisting device for special equipment detection with high stability, belonging to the technical field of special equipment hoisting. Background Technique

[0002] Special equipment refers to boilers, pressure vessels, pressure pipelines, elevators, lifting machinery, passenger ropeways, large-scale amusement facilities and special-purpose motor vehicles within the factory area that involve life safety and are relatively dangerous. When special equipment is being detected, a hoisting device is required.

[0003] Among them, the "hoisting device for special equipment detection with high stability" disclosed in the patent application number "202321274012.4" "comprises a main body frame and a lifting mechanism. The main body frame includes two mounting frames. The lifting mechanism includes a connecting seat, a winch, a connecting plate and two fixing plates. The bottom of the connecting plate is provided with an adjusting mechanism. The adjusting mechanism includes two fixed seats, a servo motor and a bidirectional screw. Two hoisting components are arranged on the outer wall of the bidirectional screw. The hoisting component includes a mounting frame, two sliding plates and two mounting plates. Limit mechanisms are arranged on both sides of the bottom of the connecting plate. The limit mechanism includes a limit seat, two electric push rods, a limit plate and a rubber pad". In the utility model, an adjusting mechanism is provided. The servo motor drives the bidirectional screw to rotate. The bidirectional screw drives four sliders to move, and then drives two mounting frames to move towards each other, so as to adjust the distance between the two hooks, so that the hooks can be suitable for special equipment of different specifications, and the distance between the two hooks can be adjusted, which can be suitable for the hoisting of special equipment of different specifications, and the applicable range is improved.

[0004] However, the above method still has the following defects: The hook is fixed at the mounting plate, and the special equipment is hoisted by the hook. However, the hook is fixed at the mounting plate, and it is difficult to adjust the angle of the hook during actual operation, resulting in a reduction in the hoisting efficiency of the special equipment. Moreover, by using the limit plate to limit one side of the special equipment, the stability of the special equipment during hoisting still cannot be achieved, and there are potential safety hazards. Content of the Utility Model

[0005] The purpose of the utility model is to provide a hoisting device for special equipment detection with high stability, so as to solve the problems proposed in the above background technique that the hook cannot be adjusted at multiple angles, which affects the use of users, and the stability during hoisting is not ideal, and there are potential safety hazards.

[0006] To achieve the above object, the present utility model provides the following technical solutions: a hoisting device for special equipment detection with high stability, including a gantry. Two guiding frames are symmetrically and slidably arranged at the top of the gantry. A moving plate is arranged between the two guiding frames. A supporting plate is arranged at the bottom end of the moving plate. A first lead screw is rotatably arranged inside the supporting plate. Both ends of the first lead screw are threadedly connected with sliders through lead screw nuts. A hook is arranged below the slider. A groove is formed at the bottom of the slider, and an adjusting component for facilitating the adjustment of the hook is arranged inside the groove. Two fixing plates are symmetrically arranged above the moving plate, and a limiting component is arranged inside the fixing plates.

[0007] As a preferred technical solution of the present utility model, a winch is arranged on the gantry. A steel wire rope is wound around the surface of the winch. The bottom end of the steel wire rope penetrates through the gantry and is fixedly connected with the middle part of the top end of the moving plate.

[0008] As a preferred technical solution of the present utility model, the thread directions of both ends of the first lead screw are opposite. A forward and reverse motor one is arranged on one side of the supporting plate. The output shaft of the forward and reverse motor one penetrates through the supporting plate and is fixedly connected with one end of the first lead screw. The slider is slidably connected with the supporting plate.

[0009] As a preferred technical solution of the present utility model, a cross plate is arranged at the bottom end of the gantry, and traveling wheels are arranged on both sides of the bottom end of the cross plate. Two reinforcing plates are symmetrically arranged at the middle part of the top end of the cross plate, and the reinforcing plates are fixedly connected with the gantry.

[0010] As a preferred technical solution of the present utility model, the adjusting component includes a limiting column. The limiting column is arranged inside the groove. A rotating rod is arranged at the bottom end of the limiting column. A round hole matching the rotating rod is formed at the bottom of the slider. A supporting block is arranged at the bottom end of the rotating rod. A rotating rod is rotatably arranged at the bottom of the supporting block. The top end of the hook is fixedly connected with the middle part of the bottom end of the rotating rod.

[0011] As a preferred technical solution of the present utility model, the limiting component includes a second lead screw. The second lead screw is rotatably arranged inside the fixing plate. Both ends of the second lead screw are threadedly connected with sliding plates through lead screw nuts. A clamping plate is arranged at the bottom of one side of the sliding plate, and a rubber pad is arranged on one side of the clamping plate.

[0012] As a preferred technical solution of the present utility model, the thread directions of both ends of the second lead screw are opposite. The sliding plate is slidably connected with the inner wall of the fixing plate. A forward and reverse motor two is arranged on one side of the fixing plate. The output shaft of the forward and reverse motor two penetrates through the fixing plate and is fixedly connected with one end of the second lead screw.

[0013] As a preferred technical solution of the present utility model, a bracket is provided on one side of the top of the moving plate, and electric push rods are provided on both sides of the top of the bracket. The telescopic rods of the electric push rods penetrate through the bracket and are fixedly connected to one side of the top of the fixed plate.

[0014] Compared with the related art, a hoisting device for special equipment inspection with high stability provided by the present utility model has the following beneficial effects:

[0015] 1. By providing the first lead screw at the support plate, since the thread directions at both ends of the first lead screw are opposite, the two sliders can move synchronously and oppositely along the direction of the first lead screw, driving the two hooks below the sliders to adjust oppositely, which is convenient for hoisting special equipment of different specifications, further improving the scope of use. At the same time, through the grooves opened at the sliders and the adjustment components provided at the grooves, in cooperation with the limit posts, the rotatably arranged rotating rod and the rotatably arranged rotating bar, the angle of the hook itself can be adjusted, facilitating the user to hoist special equipment with the adjustable-angle hook, making it more flexible and convenient to use, and improving the hoisting efficiency of special equipment;

[0016] 2. By providing the fixed plate at the moving plate, using the winch and the steel wire rope, the lifting of both the moving plate and the fixed plate can be completed simultaneously. And the limit component provided at the fixed plate, by controlling the rotation of the second lead screw, can drive the two sliding plates and the two clamping plates to move synchronously and oppositely, clamping and limiting the two sides of the special equipment, improving the clamping surface and the clamping force, ensuring the stability of the special equipment during hoisting, reducing potential safety hazards; and being able to stably clamp the special equipment on the ground before hoisting, improving the stability of the special equipment during the hoisting process. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 is a schematic structural diagram of the present utility model;

[0018] Figure 2 is an exploded structural diagram of the gantry of the present utility model;

[0019] Figure 3 is a sectional structural diagram of the support plate of the present utility model;

[0020] Figure 4 of the present utility model Figure 3 is an enlarged structural diagram of part A of the present utility model;

[0021] Figure 5 is a schematic structural diagram of the moving plate of the present utility model;

[0022] Figure 6 is an exploded structural diagram of the fixed plate of the present utility model.

[0023] In the figure: 1. Gantry; 2. Guide frame; 3. Moving plate; 4. Support plate; 5. First lead screw; 6. Slide block; 7. Groove; 8. Hook; 9. Adjusting assembly; 901. Limit post; 902. Rotating rod; 903. Support block; 904. Rotating bar; 10. Fixed plate; 11. Limiting assembly; 1101. Second lead screw; 1102. Slide plate; 1103. Clamping plate; 14. Reversible motor one; 15. Reversible motor two; 16. Bracket; 17. Electric push rod; 18. Winch; 19. Steel wire rope; 20. Cross plate. Detailed implementation manners

[0024] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0025] Please refer to Figures 1-6 , the present invention provides a hoisting device for special equipment detection with high stability, including a gantry 1. Two guide frames 2 are symmetrically and slidably arranged at the top of the gantry 1, which is convenient for playing a role of limiting and guiding the movement of the moving plate 3. A moving plate 3 is arranged between the two guide frames 2. A support plate 4 is arranged at the bottom end of the moving plate 3. A first lead screw 5 is rotatably arranged inside the support plate 4. Both ends of the first lead screw 5 are threadedly connected with slide blocks 6 through lead screw nuts. A hook 8 is arranged below the slide block 6, which is convenient for hoisting special equipment. A groove 7 is formed at the bottom of the slide block 6, and an adjusting assembly 9 for adjusting the hook 8 is arranged inside the groove 7. By setting the adjusting assembly 9, the angle of the hook 8 can be adjusted, which is convenient for users to operate and use, and is convenient for hoisting special equipment. Two fixed plates 10 are symmetrically arranged above the moving plate 3, and a limiting assembly 11 is arranged inside the fixed plates 10, so as to clamp and limit the two sides of the special equipment, improve the clamping surface and clamping force, ensure the stability of the special equipment during hoisting, and reduce potential safety hazards;

[0026] The adjusting assembly 9 includes a limit post 901. The limit post 901 is arranged inside the groove 7. A rotating rod 902 is arranged at the bottom end of the limit post 901. A circular hole matching the rotating rod 902 is formed at the bottom of the slide block 6. A support block 903 is arranged at the bottom end of the rotating rod 902. A rotating bar 904 is rotatably arranged at the bottom of the support block 903. The top end of the hook 8 is fixedly connected to the middle of the bottom end of the rotating bar 904. By rotating the rotating rod 902 and the rotating bar 904, the angle of the hook 8 itself can be adjusted, which is convenient for users to hoist special equipment with the adjustable-angle hook 8, and it is more flexible and convenient to use;

[0027] The limiting component 11 includes a second lead screw 1101 which is rotatably arranged inside the fixing plate 10. Both ends of the second lead screw 1101 are threadedly connected with sliding plates 1102 through lead screw nuts. A clamping plate 1103 is provided at the bottom of one side of the sliding plate 1102, and a rubber pad is provided on one side of the clamping plate 1103. By rotating the second lead screw 1101, the two sliding plates 1102 at the second lead screw 1101 can be driven to move towards each other simultaneously, so as to clamp and limit both sides of the special equipment, improve the clamping surface and clamping force, ensure the stability of the special equipment during hoisting, and reduce potential safety hazards;

[0028] The thread directions of both ends of the second lead screw 1101 are opposite. The sliding plate 1102 is slidably connected with the inner wall of the fixing plate 10. A forward and reverse motor two 15 is provided on one side of the fixing plate 10. The output shaft of the forward and reverse motor two 15 penetrates through the fixing plate 10 and is fixedly connected with one end of the second lead screw 1101, which is convenient for driving the second lead screw 1101 to rotate forward and backward, so that the two sliding plates 1102 move synchronously towards each other;

[0029] A bracket 16 is provided on one side of the top of the moving plate 3. Electric push rods 17 are provided on both sides of the top of the bracket 16. The telescopic rods of the electric push rods 17 penetrate through the bracket 16 and are fixedly connected with one side of the top of the fixing plate 10, which is convenient for driving the fixing plate 10 to move in the vertical direction, so that the sliding plate 1102 and the clamping plate 1103 move in the vertical direction, so that the special equipment is not affected during hoisting;

[0030] A hoist 18 is provided on the gantry 1. A steel wire rope 19 is wound on the surface of the hoist 18. The bottom end of the steel wire rope 19 penetrates through the gantry 1 and is fixedly connected with the middle part of the top of the moving plate 3, which is convenient for driving the moving plate 3 and the hoisted special equipment to be hoisted by rotating the hoist 18 in cooperation with the steel wire rope 19;

[0031] The thread directions of both ends of the first lead screw 5 are opposite. A forward and reverse motor one 14 is provided on one side of the support plate 4. The output shaft of the forward and reverse motor one 14 penetrates through the support plate 4 and is fixedly connected with one end of the first lead screw 5. The slider 6 is slidably connected with the support plate 4. By setting the forward and reverse motor one 14 to control the first lead screw 5 to rotate forward and backward, power is provided for the rotation of the first lead screw 5;

[0032] The bottom end of the gantry 1 is provided with a cross plate 20, and wheels are provided on both sides of the bottom end of the cross plate 20. Two reinforcing plates are symmetrically provided in the middle of the top of the cross plate 20, and the reinforcing plates are fixedly connected with the gantry 1, which is convenient for moving the hoisting device and plays a role in strengthening the gantry 1.

[0033] In use, first move the hoisting device to the top of the special equipment to prepare for hoisting the special equipment. Then, by controlling the shortening of the telescopic rod of the electric push rod 17, the two fixed plates 10 can be driven to move in the vertical direction, and then the two clamping plates 1103 can be driven to move upward. Immediately afterwards, control the winch 18 to drive the steel wire rope 19 to descend, so that the moving plate 3 and the hook 8 move downward. By rotating the rotating rod 902 and the rotating rod 904 arranged to rotate, the angle of the hook 8 can be adjusted, which is convenient for hoisting the special equipment. Immediately afterwards, control the elongation of the telescopic rod of the electric push rod 17 to drive the fixed plate 10, the sliding plate 1102 and the clamping plate 1103 to move downward, so that the two clamping plates 1103 are located on both sides of the special equipment. Then, control the forward and reverse motor two 15 arranged to drive the screw rod two 1101 to rotate, and cooperate with the screw nut, so that the two sliding plates 1102 move towards each other in the horizontal direction, and the two sides of the special equipment can be clamped and limited, improving the clamping surface and the clamping force, ensuring the stability of the special equipment during hoisting, and reducing potential safety hazards;

[0034] Then control the winch 18 arranged to drive the steel wire rope 19 to wind up, so that the moving plate 3 and the hook 8 move upward, so as to be able to hoist the special equipment, which is convenient for subsequent inspection of the special equipment and convenient for users to use.

[0035] 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 principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A lifting device for special equipment detection with high stability, comprising a gantry (1), characterized in that: Two guide frames (2) are symmetrically slidably provided on the top of the gantry (1), a movable plate (3) is provided between the two guide frames (2), a support plate (4) is provided at the bottom end of the movable plate (3), a screw rod (5) is rotatably provided inside the support plate (4), both ends of the screw rod (5) are threadedly connected to a slider (6) through a screw nut, a hook (8) is provided below the slider (6), a groove (7) is provided at the bottom of the slider (6), and an adjustment component (9) for facilitating the adjustment of the hook (8) is provided inside the groove (7), two fixed plates (10) are symmetrically provided above the movable plate (3), and a limit component (11) is provided inside the fixed plate (10).

2. The hoisting device for special equipment detection with high stability according to claim 1 is characterized in that: The gantry (1) is provided with a winch (18), a steel wire rope (19) is wound around the surface of the winch (18), and the bottom end of the steel wire rope (19) passes through the gantry (1) and is fixedly connected to the middle part of the top end of the moving plate (3).

3. The hoisting device for special equipment detection with high stability according to claim 1 is characterized in that: The threads at both ends of the screw rod (5) rotate in opposite directions. A forward and reverse motor (14) is provided on one side of the support plate (4). The output shaft of the forward and reverse motor (14) passes through the support plate (4) and is fixedly connected to one end of the screw rod (5). The slider (6) is slidably connected to the support plate (4).

4. The hoisting device for special equipment detection with high stability according to claim 1 is characterized in that: A transverse plate (20) is provided at the bottom end of the gantry (1), and running wheels are provided on both sides of the bottom end of the transverse plate (20). Two reinforcing plates are symmetrically provided in the middle of the top end of the transverse plate (20), and the reinforcing plates are fixedly connected to the gantry (1).

5. The hoisting device for special equipment detection with high stability according to claim 1 is characterized in that: The adjustment component (9) comprises a limit column (901), wherein the limit column (901) is arranged inside the groove (7), a rotating rod (902) is provided at the bottom end of the limit column (901), a circular hole matching the rotating rod (902) is provided at the bottom of the slider (6), a supporting block (903) is provided at the bottom end of the rotating rod (902), a rotating rod (904) is rotatably provided at the bottom of the supporting block (903), and the top end of the hook (8) is fixedly connected to the middle part of the bottom end of the rotating rod (904).

6. The hoisting device for special equipment detection with high stability according to claim 1 is characterized in that: The limiting assembly (11) comprises a second screw rod (1101), wherein the second screw rod (1101) is rotatably arranged inside the fixed plate (10), and both ends of the second screw rod (1101) are threadedly connected to a slide plate (1102) via a screw nut, and a clamping plate (1103) is provided at the bottom of one side of the slide plate (1102), and a rubber pad is provided on one side of the clamping plate (1103).

7. The hoisting device for special equipment detection with high stability according to claim 6 is characterized in that: The threads at both ends of the second screw rod (1101) rotate in opposite directions, the slide plate (1102) is slidably connected to the inner wall of the fixed plate (10), and a second forward and reverse motor (15) is provided on one side of the fixed plate (10), and the output shaft of the second forward and reverse motor (15) passes through the fixed plate (10) and is fixedly connected to one end of the second screw rod (1101).

8. The hoisting device for special equipment detection with high stability according to claim 1 is characterized in that: A bracket (16) is provided on one side of the top of the movable plate (3), and electric push rods (17) are provided on both sides of the top of the bracket (16). The telescopic rod of the electric push rod (17) passes through the bracket (16) and is fixedly connected to one side of the top of the fixed plate (10).

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