Disassembling and assembling tool special for manufacturing manhole door of high-pressure heater

Abstract

The utility model provides a special dismounting tool for manufacturing manhole doors of a high-pressure heater, which relates to the technical field of high-pressure heaters and comprises a high-pressure heater body, and a plurality of manhole door bodies are arranged on the front surface of the high-pressure heater body and close to the middle of the high-pressure heater body. A lifting mechanism is arranged at the position, close to the right side, of the front surface of the high-pressure heater body, a positioning mechanism is arranged on the left side of the lifting mechanism, and a disassembling and assembling mechanism is arranged on the rear side of the positioning mechanism. According to the device, the position of a bolt on the manhole door body is scanned through the visual camera, after scanning is completed, data are imported into the controller, the system automatically plans a bolt dismounting path, the bolt of the manhole door body can be dismounted by starting the air cylinder to push the bolt sleeve to be clamped into the bolt and then starting the fourth motor to rotate, and therefore the bolt of the manhole door body can be dismounted. The overall automation degree is high, the working efficiency is improved, and meanwhile potential safety hazards are reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of high-voltage heaters, in particular to a special disassembly and assembly tool for making a manhole door of a high-voltage heater. Background Art

[0002] High-pressure heaters are devices used to generate high temperature and high pressure, and are commonly found in various industrial fields and laboratories. They are usually used to heat fluids to a specific temperature and pressure. High-pressure heaters are widely used in the fields of chemical industry, petroleum, food processing, etc., and their uses cover raw material processing, catalytic reaction, heat treatment and many other aspects.

[0003] During the maintenance of high-pressure heaters, the manhole door must be disassembled and then leak detection work is carried out. At present, most of the manhole doors are disassembled and installed using a modified small hydraulic crane. However, this method requires the cooperation of multiple people at the same time, resulting in low work efficiency. In addition, since each high-pressure heater is on a different floor, a special crane needs to be frequently lifted during the maintenance process, which poses a safety hazard. Therefore, we proposed a new type of special disassembly and assembly tool for the manhole door of a high-pressure heater. Utility Model Content

[0004] The purpose of the utility model is to solve the problem in the prior art that when overhauling a high-pressure heater, the manhole door must be disassembled and installed by a modified small hydraulic crane, which requires the cooperation of multiple people at the same time, resulting in low work efficiency, and because the high-pressure heaters are on different floors, a special crane must be frequently lifted during the overhaul process, which poses a safety hazard. A special disassembly and assembly tool for the manhole door of the high-pressure heater is proposed.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a special disassembly and assembly tool for making a manhole door of a high-pressure heater, comprising a high-pressure heater body, a plurality of manhole door bodies are arranged near the middle position on the front surface of the high-pressure heater body, a lifting mechanism is arranged near the right position on the front surface of the high-pressure heater body, a positioning mechanism is arranged on the left side of the lifting mechanism, a disassembly and assembly mechanism is arranged on the rear side of the positioning mechanism, the positioning mechanism comprises a frame, a controller is arranged near the bottom position on the left surface of the frame, the disassembly and assembly mechanism comprises a support plate, a cylinder is fixedly installed on the front surface of the support plate, the telescopic end of the cylinder slides through the rear surface of the support plate and extends to the other side, a push plate is fixedly installed on the telescopic end of the cylinder, and a limited telescopic rod is fixedly installed on the rear surface of the push plate near the four corners, a mounting plate is fixedly connected between the ends of the plurality of limited telescopic rods, a spring is arranged on the outer sleeve of the limited telescopic rod, a fourth motor is fixedly installed on the rear surface of the mounting plate, a bolt sleeve is arranged at the output shaft end of the fourth motor, and a visual camera is arranged at the inner bottom of the support plate at the right side of the fourth motor.

[0006] Furthermore, a limiting rod is fixedly installed at positions near the four corners of the front surface of the push plate, and the outer surface of the limiting rod slides through the inner wall of the support plate and extends to the other side.

[0007] Furthermore, the lifting mechanism comprises a guide rail, a plurality of brackets are fixedly connected to the rear surface of the guide rail, and the rear surface of the brackets is fixedly connected to the front surface of the high-voltage heater body.

[0008] Furthermore, a rack is fixedly connected to the right surface of the guide rail, a slider is slidably provided on the front surface of the guide rail, a connecting plate is fixedly installed on the front surface of the slider, and a left surface of the connecting plate is fixedly connected to the frame.

[0009] Furthermore, a first motor is fixedly mounted on the front surface of the connecting plate, an output end of the first motor slides through the front surface of the connecting plate and extends to the other side, a gear is fixedly mounted on the output end of the first motor, and the gear is meshed with the rack.

[0010] Furthermore, the inner top and the inner bottom of the frame are provided with sliding grooves, and a second motor is fixedly installed on the left surface of the frame near the middle, and the output end of the second motor slides through the outer surface of the frame and extends to the interior, and a first screw rod is fixedly installed on the output end of the second motor, and a moving column is threadedly connected to the outer surface of the first screw rod, and the moving column is slidably arranged inside the sliding groove.

[0011] Furthermore, a connecting seat is fixedly installed on the rear surface of the movable column, a guide groove is opened on the rear surface of the connecting seat, a third motor is fixedly installed on the top of the connecting seat, the output end of the third motor slides through the top of the connecting seat and extends to the inside, a second screw rod is fixedly installed on the output end of the third motor, a threaded block is threadedly connected to the outer surface of the second screw rod, the threaded block is slidably arranged in the guide groove, and the rear surface of the threaded block is fixedly connected to the front surface of the support plate.

[0012] Furthermore, the controller is electrically connected to the first motor, the second motor, the third motor, the cylinder, the fourth motor, and the visual camera.

[0013] Compared with the prior art, the advantages and positive effects of the utility model are:

[0014] 1. In the utility model, the bolt positions on the manhole door body are scanned by a visual camera. After the scanning is completed, the data is imported into the controller, and the system automatically plans the bolt disassembly and assembly path. By starting the cylinder to push the bolt sleeve into the bolt, and then starting the fourth motor to rotate it, the bolts of the manhole door body can be disassembled and assembled. The overall degree of automation is high, which improves work efficiency and reduces safety hazards.

[0015] 2. In the utility model, the controller can control the start and stop of the second motor and the third motor at the same time, and cooperate with each other to move the disassembly and assembly mechanism to any position where the bolts need to be disassembled, which has high flexibility. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 A three-dimensional diagram of a special disassembly and assembly tool for a manhole door of a high-pressure heater proposed in the utility model;

[0017] Figure 2 The utility model provides a schematic diagram of the lifting mechanism structure of a special disassembly and assembly tool for a high-pressure heater manhole door;

[0018] Figure 3 The utility model provides a schematic diagram of the positioning mechanism structure of a special disassembly and assembly tool for a manhole door of a high-pressure heater;

[0019] Figure 4 The utility model provides a structural schematic diagram of a disassembly and assembly mechanism of a special disassembly and assembly tool for making a manhole door of a high-pressure heater.

[0020] Legend: 1. High-pressure heater body; 11. Manhole door body; 2. Lifting mechanism; 201. Guide rail; 202. Bracket; 203. Rack; 204. Slider; 205. Connecting plate; 206. First motor; 207. Gear; 3. Positioning mechanism; 301. Frame; 302. Slide; 303. Second motor; 304. First screw rod; 305. Moving column; 306. Connecting seat; 307. Guide groove; 308. Third motor; 309. Second screw rod; 310. Threaded block; 311. Controller; 4. Disassembly and assembly mechanism; 401. Support plate; 402. Cylinder; 403. Push plate; 404. Limit rod; 405. Limit telescopic rod; 406. Spring; 407. Mounting plate; 408. Fourth motor; 409. Bolt sleeve; 410. Visual camera. DETAILED DESCRIPTION

[0021] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0022] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.

[0023] Embodiment 1, as Figure 1-Figure 4As shown, the utility model provides a special disassembly and assembly tool for making a manhole door of a high-pressure heater, including a high-pressure heater body 1, a plurality of manhole door bodies 11 are arranged near the middle of the front surface of the high-pressure heater body 1, a lifting mechanism 2 is arranged near the right side of the front surface of the high-pressure heater body 1, a positioning mechanism 3 is arranged on the left side of the lifting mechanism 2, a disassembly and assembly mechanism 4 is arranged on the rear side of the positioning mechanism 3, the positioning mechanism 3 includes a frame 301, a controller 311 is arranged near the bottom of the left surface of the frame 301, the disassembly and assembly mechanism 4 includes a support plate 401, a cylinder 402 is fixedly installed on the front surface of the support plate 401, the telescopic end of the cylinder 402 slides through the rear surface of the support plate 401 and extends to the other side, the cylinder A push plate 403 is fixedly installed on the telescopic end of 402, and a limiting telescopic rod 405 is fixedly installed on the rear surface of the push plate 403 near the four corners, and a mounting plate 407 is fixedly connected between the ends of the plurality of limiting telescopic rods 405. A spring 406 is sleeved on the outer side of the limiting telescopic rod 405, and a fourth motor 408 is fixedly installed on the rear surface of the mounting plate 407. A bolt sleeve 409 is provided on the output shaft end of the fourth motor 408. A visual camera 410 is provided at the position on the right side of the fourth motor 408 at the inner bottom of the support plate 401, and a limiting rod 404 is fixedly installed on the front surface of the push plate 403 near the four corners. The outer surface of the limiting rod 404 slides through the inner wall of the support plate 401 and extends to the other side.

[0024] The effect achieved by the entire embodiment 1 is that the visual camera 410 is set to scan the bolt position on the manhole door body 11. After the scanning is completed, the data is imported into the controller 311, and the system automatically plans the bolt disassembly and assembly path. By starting the cylinder 402, the push plate 403 can be pushed to move. When the push plate 403 moves, the bolt sleeve 409 can be inserted into the bolt of the manhole door body 11 or moved from the bolt. When the bolt sleeve 409 is inserted into the bolt, the fourth motor 408 is started. By rotating it and coordinating its rotation direction, the bolts of the manhole door body 11 can be automatically disassembled and assembled. When the push plate 403 moves, the limit rod 404 penetrates the support plate 401 and slides against each other, guiding and limiting the push plate 403 to prevent it from shaking. When the bolt sleeve 409 is disassembling and assembling the bolt, the incomplete contraction of the spring 406 can adapt to the change of the bolt stroke, which is convenient for disassembly and assembly. By setting the limit telescopic rod 405, the mounting plate 407 is guided and limited to prevent it from shaking and improve stability.

[0025] Embodiment 2, as Figure 1-Figure 4As shown, the lifting mechanism 2 includes a guide rail 201, a plurality of brackets 202 are fixedly connected to the rear surface of the guide rail 201, the rear surface of the bracket 202 is fixedly connected to the front surface of the high-pressure heater body 1, a rack 203 is fixedly connected to the right surface of the guide rail 201, a slider 204 is slidably provided on the front surface of the guide rail 201, a connecting plate 205 is fixedly installed on the front surface of the slider 204, the left surface of the connecting plate 205 is fixedly connected to the frame 301, a first motor 206 is fixedly installed on the front surface of the connecting plate 205, the output end of the first motor 206 slides through the front surface of the connecting plate 205 and extends to the other side, a gear 207 is fixedly installed on the output end of the first motor 206, the gear 207 is meshed with the rack 203, a slide groove 302 is provided on the inner top and the inner bottom of the frame 301, a second motor 303 is fixedly installed near the middle of the left surface of the frame 301, the output end of the second motor 303 slides through the outer surface of the frame 301 and extends To the inside, the output end of the second motor 303 is fixedly installed with the first screw rod 304, the outer surface of the first screw rod 304 is threadedly connected with a moving column 305, the moving column 305 is slidably set inside the slide groove 302, the rear surface of the moving column 305 is fixedly installed with a connecting seat 306, the rear surface of the connecting seat 306 is provided with a guide groove 307, the top of the connecting seat 306 is fixedly installed with a third motor 308, the output end of the third motor 308 slides through the top of the connecting seat 306 and extends to the inside, the output end of the third motor 308 is fixedly installed with a second screw rod 309, the outer surface of the second screw rod 309 is threadedly connected with a thread block 310, the thread block 310 is slidably set inside the guide groove 307, the rear surface of the thread block 310 is fixedly connected to the front surface of the support plate 401, the controller 311 and the first motor 206, the second motor 303, the third motor 308, the cylinder 402, the fourth motor 408, and the visual camera 410 are all electrically connected.

[0026] The effect achieved by the entire embodiment 2 is that by starting the first motor 206 to drive the gear 207 to rotate, the gear 207 can be made to roll on the rack 203. When the rack 203 rolls, it drives the connecting plate 205 to move upward or downward, so that the positioning mechanism 3 and the disassembly mechanism 4 can be moved synchronously, which plays a role in disassembling and assembling manhole door bodies 11 of different heights. The controller 311 can simultaneously control the start and stop of the second motor 303 and the third motor 308. When the second motor 303 is started, the first screw rod 304 can be driven to rotate, thereby driving the moving column 305 to move horizontally, which plays a role in adjusting the disassembly mechanism 4 in any horizontal direction. When the third motor 308 is started, the second screw rod 309 can be driven to rotate, thereby driving the threaded block 310 to move longitudinally, which plays a role in adjusting the disassembly mechanism 4 in any longitudinal direction. By cooperating with each other, the disassembly mechanism 4 can be moved to any position where bolts need to be disassembled, and the flexibility is high.

[0027] Working principle: When in use, the first motor 206 is started to drive the gear 207 to rotate, so that the gear 207 can roll on the rack 203. When the rack 203 rolls, it drives the connecting plate 205 to move upward or downward, so that the positioning mechanism 3 and the disassembly mechanism 4 can move synchronously. When the disassembly mechanism 4 moves to a designated position of a manhole door body 11, the bolt position on the manhole door body 11 is scanned by the visual camera 410. After the scanning is completed, the data is imported into the controller 311, and the system automatically plans the bolt disassembly path, and pushes the bolt sleeve 409 into the bolt by starting the cylinder 402, and then starts the fourth motor 40 8 is rotated to disassemble and assemble the bolts of the manhole door body 11. During the disassembly and assembly process, the controller 311 can simultaneously control the start and stop of the second motor 303 and the third motor 308. When the second motor 303 is started, the first screw rod 304 can be driven to rotate, thereby driving the moving column 305 to move horizontally. When the third motor 308 is started, the second screw rod 309 can be driven to rotate, thereby driving the threaded block 310 to move longitudinally. By cooperating with each other, the disassembly and assembly mechanism 4 can be moved to any position where the bolts need to be disassembled and assembled, thereby achieving the effect of automatic disassembly and assembly, with a high overall degree of automation, improved work efficiency, and reduced safety hazards.

[0028] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A special disassembly and assembly tool for a manhole door of a high-voltage heater, comprising a high-voltage heater body (1), characterized in that: A plurality of manhole door bodies (11) are arranged near the middle of the front surface of the high-pressure heater body (1), a lifting mechanism (2) is arranged near the right side of the front surface of the high-pressure heater body (1), a positioning mechanism (3) is arranged on the left side of the lifting mechanism (2), a disassembly mechanism (4) is arranged on the rear side of the positioning mechanism (3), the positioning mechanism (3) comprises a frame (301), a controller (311) is arranged near the bottom of the left surface of the frame (301), and the disassembly mechanism (4) comprises a support plate (401), a cylinder (402) is fixedly mounted on the front surface of the support plate (401), and a telescopic end of the cylinder (402) slides through the support plate (401). 1) and extends to the other side, a push plate (403) is fixedly mounted on the telescopic end of the cylinder (402), and a position-limiting telescopic rod (405) is fixedly mounted on the rear surface of the push plate (403) near four corners, and a mounting plate (407) is fixedly connected between the ends of the plurality of position-limiting telescopic rods (405), a spring (406) is sleeved on the outside of the position-limiting telescopic rod (405), a fourth motor (408) is fixedly mounted on the rear surface of the mounting plate (407), a bolt sleeve (409) is arranged at the output shaft end of the fourth motor (408), and a visual camera (410) is arranged at a position on the right side of the fourth motor (408) on the inner bottom of the support plate (401).

2. The special disassembly and assembly tool for manufacturing a manhole door of a high-pressure heater according to claim 1, characterized in that: Limit rods (404) are fixedly mounted on the front surface of the push plate (403) near the four corners, and the outer surface of the limit rod (404) slides through the inner wall of the support plate (401) and extends to the other side.

3. The special disassembly and assembly tool for manufacturing a manhole door of a high-pressure heater according to claim 1, characterized in that: The lifting mechanism (2) comprises a guide rail (201), a plurality of brackets (202) are fixedly connected to the rear surface of the guide rail (201), and a rear surface of the bracket (202) is fixedly connected to the front surface of the high-voltage heater body (1).

4. The special disassembly and assembly tool for manufacturing a manhole door of a high-pressure heater according to claim 3, characterized in that: A rack (203) is fixedly connected to the right surface of the guide rail (201), a slider (204) is slidably provided on the front surface of the guide rail (201), a connecting plate (205) is fixedly installed on the front surface of the slider (204), and the left surface of the connecting plate (205) is fixedly connected to the frame (301).

5. The special disassembly and assembly tool for manufacturing a manhole door of a high-pressure heater according to claim 4, characterized in that: A first motor (206) is fixedly mounted on the front surface of the connecting plate (205); an output end of the first motor (206) slides through the front surface of the connecting plate (205) and extends to the other side; a gear (207) is fixedly mounted on the output end of the first motor (206); the gear (207) is meshed with the rack (203).

6. The special disassembly and assembly tool for manufacturing a manhole door of a high-pressure heater according to claim 1, characterized in that: The inner top and the inner bottom of the frame (301) are both provided with a slide groove (302), and a second motor (303) is fixedly installed near the middle of the left surface of the frame (301), and the output end of the second motor (303) slides through the outer surface of the frame (301) and extends to the inside, and a first screw rod (304) is fixedly installed at the output end of the second motor (303), and a moving column (305) is threadedly connected to the outer surface of the first screw rod (304), and the moving column (305) is slidably arranged inside the slide groove (302).

7. The special disassembly and assembly tool for manufacturing a manhole door of a high-pressure heater according to claim 6, characterized in that: A connecting seat (306) is fixedly mounted on the rear surface of the movable column (305), a guide groove (307) is provided on the rear surface of the connecting seat (306), a third motor (308) is fixedly mounted on the top of the connecting seat (306), an output end of the third motor (308) slides through the top of the connecting seat (306) and extends to the inside, a second screw rod (309) is fixedly mounted on the output end of the third motor (308), a threaded block (310) is threadedly connected to the outer surface of the second screw rod (309), the threaded block (310) is slidably arranged inside the guide groove (307), and the rear surface of the threaded block (310) is fixedly connected to the front surface of the support plate (401).

8. The special disassembly and assembly tool for manufacturing a manhole door of a high-pressure heater according to any one of claims 1 to 7, characterized in that: The controller (311) is electrically connected to the first motor (206), the second motor (303), the third motor (308), the cylinder (402), the fourth motor (408), and the visual camera (410).

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