Spraying device for corrosion prevention of reaction kettle

Abstract

The utility model discloses a spraying device for corrosion prevention of a reaction kettle, which belongs to the technical field of spraying devices and comprises a flat plate, a movable mechanism comprises a movable plate slidably connected between two support frames through a sliding groove, the lower end face of the movable plate is fixedly connected with a placement plate, a first T-shaped groove is formed in one opposite end of the placement plate, and a second T-shaped groove is formed in the other opposite end of the placement plate. A screw rod is rotationally connected into the first T-shaped groove, a first T-shaped block located in the first T-shaped groove is in threaded connection with the outer wall of the screw rod, and the output end of a first electric telescopic rod drives a movable plate to slide left and right between the two supporting frames to drive a placement plate and a servo motor to move left and right; and the screw rod, the first T-shaped block, the first spray head, the first transfer pump and the first hose move along with the first T-shaped block, the distance between the first spray head and the reaction kettle is conveniently changed, and the device has the characteristics that operation is easy, coating spraying is more uniform, adjustment can be conducted according to the reaction kettles with different diameters, and practicability is high.

Description

Technical Field

[0001] The utility model relates to the technical field of spraying devices, and particularly relates to a spraying device for anti-corrosion of a reaction kettle. Background Art

[0002] Reaction kettles are widely used in the fields of petroleum, chemical industry, rubber, pesticides, dyes, medicine, food, etc. They are pressure vessels used to complete processes such as vulcanization, nitrification, hydrogenation, alkylation, polymerization, and condensation, such as reactors, reaction pots, decomposition pots, polymerization kettles, etc.; the materials are generally carbon manganese steel, stainless steel, zirconium, nickel-based (Hastelloy, Monel, Inconel) alloys, and other composite materials. During the processing of the reaction kettle, an anti-corrosion layer needs to be sprayed on its outer wall to avoid corrosion of the reaction kettle during use and extend the service life of the reaction kettle.

[0003] Most of the spraying of the anti-corrosion coating on the outer wall of the existing reaction kettle is carried out by manual spraying, resulting in uneven spraying of the coating and affecting its anti-corrosion effect. Now, some spraying devices are also used, but when the existing spraying devices are in use, they often cannot adjust the nozzle according to the reaction kettles of different diameters, resulting in general spraying effects or inability to spray, and the practicability of the device is poor. Summary of the Invention

[0004] To solve the problems in the above background, the utility model provides a spraying device for anti-corrosion of a reaction kettle, which has the characteristics of simple operation, more uniform spraying of the coating, adjustable according to reaction kettles of different diameters, and high practicability.

[0005] The utility model is realized as follows: A spraying device for anti-corrosion of a reaction kettle includes a flat plate. Two symmetrically distributed support frames are fixedly connected to the upper end surface of the flat plate. Two symmetrically distributed moving mechanisms are arranged between the two support frames. The moving mechanism includes a moving plate slidably connected between the two support frames through a chute. A placement plate is fixedly connected to the lower end surface of the moving plate. A first T-shaped groove is formed in the outer wall of the placement plate. A screw rod is rotatably connected to the inside of the first T-shaped groove. A first T-shaped block located inside the first T-shaped groove is threadedly connected to the outer wall of the screw rod. A servo motor is installed on the upper end surface of the moving plate. The output end of the servo motor penetrates the moving plate and is fixedly connected to the screw rod;

[0006] One end of the first T-shaped block on the right side extends to the outside of the first T-shaped groove and is fixedly connected to a first spray head through a bracket. A first material box is fixedly connected to the front end surface of the placement plate on the right side. A first pumping pump is installed inside the first material box. The output end of the first pumping pump is communicated with the first spray head through a first hose;

[0007] A spraying mechanism is arranged between the two support frames;

[0008] A clamping mechanism is provided on the upper end surface of the flat plate.

[0009] In order to spray the bottom of the reaction kettle, as an optimization of the spraying device for anti-corrosion of the reaction kettle of the present utility model, the spraying mechanism includes a fixing plate fixedly connected between the two support frames. A second T-shaped groove is provided on the lower end surface of the fixing plate. A second T-shaped block is slidably connected inside the second T-shaped groove. A second electric telescopic rod is installed between the second T-shaped block and the inner side wall of the second T-shaped groove. A second spray head is installed on the lower end surface of the second T-shaped block through a bracket. A second material box is fixedly connected to the upper end surface of the fixing plate. A second pumping pump is installed inside the second material box. The output end of the second pumping pump is communicated with the second spray head through a second hose.

[0010] In order to facilitate the fixing of the reaction kettle, as an optimization of the spraying device for anti-corrosion of the reaction kettle of the present utility model, the clamping mechanism includes a driving motor embedded in the upper end surface of the flat plate. The output end of the driving motor is fixedly connected with a turntable. A plurality of third T-shaped grooves distributed in an array are provided on the upper end surface of the turntable. A third T-shaped block is slidably connected inside each of the plurality of third T-shaped grooves. A clamping column is fixedly connected to the upper end surface of the third T-shaped block. A third electric telescopic rod is installed between the third T-shaped block and the inner side wall of the third T-shaped groove.

[0011] In order to make the drying speed of the coating faster, as an optimization of the spraying device for anti-corrosion of the reaction kettle of the present utility model, one end of the first T-shaped block on the left side extends to the outside of the first T-shaped groove and is fixedly connected with a fan through a bracket.

[0012] In order to make the movable plate move left and right between the two support frames, as an optimization of the spraying device for anti-corrosion of the reaction kettle of the present utility model, a first electric telescopic rod is installed between the fixing plate and each of the two movable plates.

[0013] In order to increase the friction between the clamping column and the reaction kettle, as an optimization of the spraying device for anti-corrosion of the reaction kettle of the present utility model, an anti-slip sleeve is fixedly connected to the outer wall of the clamping column.

[0014] Compared with the prior art, the beneficial effects of the present utility model are:

[0015] In the present utility model, the reaction kettle is fixed through the clamping mechanism, so that the bottom of the reaction kettle faces upward. The bottom of the reaction kettle is coated by the spraying mechanism. Then, the output end of the first electric telescopic rod drives the movable plate to slide left and right between the two support frames, driving the placement plate and the servo motor to move left and right, so that the screw rod, the first T-shaped block, the first spray head, the first pumping pump and the first hose move accordingly, facilitating the change of the distance between the first spray head and the reaction kettle, making the device applicable to reaction kettles of different diameters, and improving the practicability of the device.

[0016] In addition, in the present utility model, the output end of the servo motor drives the screw rod to rotate, causing the first T-shaped block to move up and down inside the first T-shaped groove, making the first spray head drive one end of the first flexible hose to move accordingly. At the same time, the first feeding pump pumps out the anticorrosive coating inside the first material tank. The anticorrosive coating enters the first spray head through the first flexible hose and is then sprayed out by the first spray head to spray the outer wall of the reaction kettle, making the operation more convenient and the spraying more uniform. Brief Description of the Drawings

[0017] Figure 1 is the overall structure diagram of a spraying device for anticorrosive treatment of a reaction kettle of the present utility model;

[0018] Figure 2 is the overall horizontal sectional structure diagram of the present utility model;

[0019] Figure 3 is the overall longitudinal sectional structure diagram of the present utility model;

[0020] Figure 4 is the partial structure diagram of the present utility model.

[0021] In the figure, 1, flat plate; 2, support frame; 3, fixed plate; 4, movable plate; 5, first electric telescopic rod; 6, servo motor; 7, placement plate; 8, first T-shaped groove; 9, screw rod; 10, first T-shaped block; 11, second T-shaped groove; 12, first spray head; 13, first material tank; 14, first feeding pump; 15, first flexible hose; 16, fan; 17, second T-shaped block; 18, second spray head; 19, second material tank; 20, second feeding pump; 21, second flexible hose; 22, second electric telescopic rod; 23, drive motor; 24, turntable; 25, third T-shaped groove; 26, third T-shaped block; 27, third electric telescopic rod; 28, clamping column; 29, anti-slip sleeve. Detailed Description of the Preferred Embodiments

[0022] In order to make the objectives, technical solutions and advantages of the present utility model clearer, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present utility model and are not used to limit the present utility model.

[0023] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by terms such as "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying 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 construed as a limitation to the present utility model. In addition, in the description of the present utility model, the meaning of "a plurality" is two or more, unless otherwise specifically defined.

[0024] Please refer to Figures 1-4 , a spraying device for anti-corrosion of a reaction kettle, including a flat plate 1. Two symmetrically distributed support frames 2 are fixedly connected to the upper end surface of the flat plate 1. Two symmetrically distributed moving mechanisms are arranged between the two support frames 2. The moving mechanism includes a moving plate 4 slidably connected between the two support frames 2 through a chute. A placement plate 7 is fixedly connected to the lower end surface of the moving plate 4. A first T-shaped groove 8 is formed in the outer wall of the placement plate 7. A screw rod 9 is rotatably connected to the inside of the first T-shaped groove 8. A first T-shaped block 10 located inside the first T-shaped groove 8 is threadedly connected to the outer wall of the screw rod 9. A servo motor 6 is installed on the upper end surface of the moving plate 4. The output end of the servo motor 6 penetrates the moving plate 4 and is fixedly connected to the screw rod 9;

[0025] One end of the first T-shaped block 10 on the right side extends to the outside of the first T-shaped groove 8 and is fixedly connected to a first spray head 12 through a bracket. A first material tank 13 is fixedly connected to the front end surface of the placement plate 7 on the right side. A first pumping pump 14 is installed inside the first material tank 13. The output end of the first pumping pump 14 is communicated with the first spray head 12 through a first hose 15;

[0026] A spraying mechanism is arranged between the two support frames 2;

[0027] A clamping mechanism is arranged on the upper end surface of the flat plate 1.

[0028] In this embodiment: The reaction kettle is fixed through the clamping mechanism, making the bottom of the reaction kettle face upward. The bottom of the reaction kettle is coated through the spraying mechanism. Then, the moving plate 4 slides left and right between the two support frames 2, driving the placement plate 7 and the servo motor 6 to move left and right, so that the screw rod 9, the first T-shaped block 10, the first spray head 12, the first pumping pump 14, and the first hose 15 move accordingly, facilitating changing the distance between the first spray head 12 and the reaction kettle, enabling the device to be applicable to reaction kettles of different diameters, and improving the practicability of the device;

[0029] The output end of the servo motor 6 drives the screw rod 9 to rotate, causing the first T-shaped block 10 to move up and down inside the first T-shaped groove 8. The first spray head 12 drives the retractable first hose 15 to move accordingly. At the same time, the first feeding pump 14 pumps out the anti-corrosion coating inside the first material tank 13. The anti-corrosion coating enters the first spray head 12 through the first hose 15 and is then sprayed out through the first spray head 12 to spray the outer wall of the reaction kettle, making the operation more convenient and the spraying more uniform.

[0030] As a technical optimization scheme of the present utility model, the spraying mechanism includes a fixing plate 3 fixedly connected between two support frames 2. A second T-shaped groove 11 is formed on the lower end surface of the fixing plate 3. A second T-shaped block 17 is slidably connected inside the second T-shaped groove 11. A second electric telescopic rod 22 is installed between the second T-shaped block 17 and the inner side wall of the second T-shaped groove 11. A second spray head 18 is installed on the lower end surface of the second T-shaped block 17 through a bracket. A second material tank 19 is fixedly connected to the upper end surface of the fixing plate 3. A second feeding pump 20 is installed inside the second material tank 19. The output end of the second feeding pump 20 is communicated with the second spray head 18 through a second hose 21.

[0031] In this embodiment: The output end of the second electric telescopic rod 22 drives the second T-shaped block 17, causing the second T-shaped block 17 to drive the second spray head 18 to move back and forth inside the second T-shaped groove 11. At the same time, the second feeding pump 20 pumps out the anti-corrosion coating inside the second material tank 19, so that the anti-corrosion coating enters the second spray head 18 through the retractable second hose 21, and the anti-corrosion coating is evenly sprayed on the bottom of the reaction kettle through the second spray head 18, making the operation more convenient.

[0032] As a technical optimization scheme of the present utility model, the clamping mechanism includes a driving motor 23 embedded in the upper end surface of the flat plate 1. The output end of the driving motor 23 is fixedly connected with a turntable 24. A plurality of third T-shaped grooves 25 distributed in an array are formed on the upper end surface of the turntable 24. A third T-shaped block 26 is slidably connected inside each of the plurality of third T-shaped grooves 25. A clamping column 28 is fixedly connected to the upper end surface of the third T-shaped block 26. A third electric telescopic rod 27 is installed between the third T-shaped block 26 and the inner side wall of the third T-shaped groove 25.

[0033] In this embodiment: The reaction kettle is placed upside down on the upper end surface of the turntable 24, with the bottom of the reaction kettle facing up. The output end of the third electric telescopic rod 27 drives the third T-shaped block 26, causing the third T-shaped block 26 to move inside the third T-shaped groove 25, driving the clamping column 28 to move towards the inner wall of the reaction kettle, making the clamping column 28 abut against the inner wall of the reaction kettle, fixing the reaction kettle on the upper end surface of the turntable 24, facilitating the fixation of reaction kettles with different inner diameters. Then, the output end of the driving motor 23 drives the turntable 24 to rotate, causing the reaction kettle to rotate accordingly, facilitating the spraying of the outer wall of the reaction kettle.

[0034] As a technical optimization solution of the present utility model, one end of the first T-shaped block 10 on the left side extends to the outside of the first T-shaped groove 8 and is fixedly connected with a fan 16 through a bracket.

[0035] In this embodiment: The outer wall of the reaction kettle is purged by the fan 16 to accelerate the flow rate of the air near the outer wall of the reaction kettle and accelerate the drying rate of the coating on the outer wall of the reaction kettle.

[0036] As a technical optimization solution of the present utility model, a first electric telescopic rod 5 is installed between the fixed plate 3 and the two movable plates 4.

[0037] In this embodiment: The output end of the first electric telescopic rod 5 drives the movable plate 4 to move left and right between the two support frames 2, which is more convenient to operate and improves work efficiency.

[0038] As a technical optimization solution of the present utility model, an anti-slip sleeve 29 is fixedly connected to the outer wall of the clamping column 28.

[0039] In this embodiment: An anti-slip sleeve 29 is fixedly connected to the outer wall of the clamping column 28 to increase the friction between the clamping column 28 and the inner wall of the reaction kettle, making the reaction kettle more stable.

[0040] The working principle and usage process of the present utility model: First, place the reaction kettle upside down on the upper end surface of the turntable 24 so that the bottom of the reaction kettle faces upward. The output end of the third electric telescopic rod 27 drives the third T-shaped block 26, so that the third T-shaped block 26 moves inside the third T-shaped groove 25, driving the clamping column 28 to move towards the inner wall of the reaction kettle, making the clamping column 28 abut against the inner wall of the reaction kettle. The anti-slip sleeve 29 increases the friction between the clamping column 28 and the inner wall of the reaction kettle, making the reaction kettle more stable, and fixing the reaction kettle on the upper end surface of the turntable 24, which is convenient for fixing reaction kettles with different inner diameters. Then, the output end of the driving motor 23 drives the turntable 24 to rotate, causing the reaction kettle to rotate accordingly;

[0041] Then, the output end of the first electric telescopic rod 5 drives the movable plate 4 to move left and right between the two support frames 2. The movable plate 4 slides left and right between the two support frames 2, driving the placement plate 7 and the servo motor 6 to move left and right, so that the screw rod 9, the first T-shaped block 10, the first nozzle 12, the first feed pump 14, and the first hose 15 move accordingly, which is convenient for changing the distance between the first nozzle 12 and the reaction kettle, making the device applicable to reaction kettles with different diameters and improving the practicability of the device;

[0042] Next, the output end of the servo motor 6 drives the screw rod 9 to rotate, causing the first T-shaped block 10 to move up and down inside the first T-shaped groove 8, so that the first spray head 12 drives the retractable first hose 15 to move accordingly. At the same time, the first pumping pump 14 pumps out the anticorrosive coating inside the first material tank 13. The anticorrosive coating enters the first spray head 12 through the first hose 15 and is then sprayed out through the first spray head 12 to spray the outer wall of the reaction kettle, making the operation more convenient and the spraying more uniform;

[0043] At the same time, the output end of the second electric telescopic rod 22 drives the second T-shaped block 17, causing the second T-shaped block 17 to drive the second spray head 18 to move back and forth inside the second T-shaped groove 11. At the same time, the second pumping pump 20 pumps out the anticorrosive coating inside the second material tank 19, so that the anticorrosive coating enters the second spray head 18 through the retractable second hose 21, and the anticorrosive coating is evenly sprayed on the bottom of the reaction kettle through the second spray head 18, making the operation more convenient;

[0044] Finally, the outer wall of the reaction kettle is purged by the fan 16 to accelerate the flow rate of the air near the outer wall of the reaction kettle and accelerate the drying rate of the coating on the outer wall of the reaction kettle.

[0045] The above are only the preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims

1. A spraying device for anti-corrosion of a reactor, comprising a flat plate (1), characterized in that: The upper end surface of the flat plate (1) is fixedly connected to two symmetrically distributed support frames (2), and a spraying mechanism is arranged between the two support frames (2); Two symmetrically distributed movable mechanisms are arranged between the two support frames (2), and the movable mechanisms include a movable plate (4) slidably connected between the two support frames (2) through a slide groove, the lower end surface of the movable plate (4) is fixedly connected to a placement plate (7), the outer wall of the placement plate (7) is provided with a first T-shaped groove (8), the interior of the first T-shaped groove (8) is rotatably connected to a screw rod (9), the outer wall of the screw rod (9) is threadedly connected to a first T-shaped block (10) located inside the first T-shaped groove (8), and the upper end surface of the movable plate (4) is installed with a servo motor (6), the output end of the servo motor (6) passes through the movable plate (4) and is fixedly connected to the screw rod (9); One end of the first T-shaped block (10) located on the right side extends to the outside of the first T-shaped slot (8) and is fixedly connected to a first nozzle (12) via a bracket; a front end surface of the placement plate (7) located on the right side is fixedly connected to a first material box (13); a first material pump (14) is installed inside the first material box (13); an output end of the first material pump (14) is connected to the first nozzle (12) via a first hose (15); The upper end surface of the flat plate (1) is provided with a clamping mechanism.

2. The anti-corrosion spraying device for a reactor according to claim 1, characterized in that: The spraying mechanism comprises a fixing plate (3) fixedly connected between the two supporting frames (2), a second T-shaped groove (11) is provided on the lower end surface of the fixing plate (3), a second T-shaped block (17) is slidably connected inside the second T-shaped groove (11), a second electric telescopic rod (22) is installed between the second T-shaped block (17) and the inner side wall of the second T-shaped groove (11), a second nozzle (18) is installed on the lower end surface of the second T-shaped block (17) through a bracket, a second material box (19) is fixedly connected to the upper end surface of the fixing plate (3), a second material pump (20) is installed inside the second material box (19), and an output end of the second material pump (20) is connected to the second nozzle (18) through a second hose (21).

3. The anti-corrosion spraying device for a reactor according to claim 1, characterized in that: The clamping mechanism comprises a driving motor (23) embedded and mounted on the upper end surface of the flat plate (1); the output end of the driving motor (23) is fixedly connected to a rotating disk (24); the upper end surface of the rotating disk (24) is provided with a plurality of third T-shaped slots (25) distributed in an array; the interiors of the plurality of third T-shaped slots (25) are all slidably connected to third T-shaped blocks (26); the upper end surface of the third T-shaped block (26) is fixedly connected to a clamping column (28); and a third electric telescopic rod (27) is installed between the third T-shaped block (26) and the inner side wall of the third T-shaped slot (25).

4. The anti-corrosion spraying device for a reactor according to claim 1, characterized in that: One end of the first T-shaped block (10) located on the left side extends to the outside of the first T-shaped slot (8) and is fixedly connected to a fan (16) via a bracket.

5. The anti-corrosion spraying device for a reactor according to claim 2, characterized in that: A first electric telescopic rod (5) is installed between the fixed plate (3) and the two movable plates (4).

6. The anti-corrosion spraying device for a reactor according to claim 3, characterized in that: An anti-slip sleeve (29) is fixedly connected to the outer wall of the clamping column (28).

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