Painting device for anticorrosive coating on surface of oil tank

Abstract

The utility model discloses an oil tank surface anticorrosive coating brushing device which comprises a mounting table, the bottom face of the mounting table is rotationally connected with a rotating column, and the mounting table is further provided with a first driving mechanism for driving the rotating column to rotate. A paint storage box is fixedly connected to the lower end of the rotating column, a paint injection pipe is connected to the paint storage box, a cylindrical driving box is connected to the bottom of the paint storage box, cleaning mechanisms are rotationally connected to the two symmetrical sides of the driving box, a second driving mechanism for driving the two cleaning mechanisms to rotate at the same time is arranged in the driving box, and spraying mechanisms are connected to the other two opposite sides of the driving box; the paint storage box provides paint for the spraying mechanism. The inner wall of the oil tank is derusted and dedusted through the cleaning mechanism, then the inner wall is sprayed through the spraying mechanism, the inner wall of the oil tank is integrally sprayed from top to bottom, and the spraying efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of coating devices, in particular to a coating device for an anti-corrosion layer on the surface of an oil tank. Background Art

[0002] Oil tanks are used to store oil products. Their outer surfaces are in contact with the air for a long time and are prone to corrosion and rust. Harmful substances in the air will seriously corrode the outer walls of the oil tanks. Therefore, rust removal of oil tanks is extremely important.

[0003] When spraying the inner wall of the oil tank, a special spraying device is required. After searching, it was found that the Chinese utility model patent with the authorization publication number CN218775031U discloses an automatic spraying device for the inner wall of the oil tank. From its description, it can be seen that the inner wall of the oil tank is sprayed by the spraying mechanism on the working platform, the lifting frame is driven by the winch to lift and lower on the column, so that the spraying mechanism is lifted and lowered, and the column is driven by the lower rotary mechanism to rotate horizontally, so that the spraying mechanism rotates horizontally, so that the spraying mechanism sprays the inner wall of the oil tank comprehensively.

[0004] However, the above-mentioned spraying device has the following problems: (1) the oil tank needs to be cleaned of rust or dust before spraying, but the above-mentioned spraying device can only spray the inner wall of the oil tank and cannot be cleaned in advance. It also needs to be cleaned manually or with other equipment, resulting in reduced efficiency; (2) during spraying, there is only one spray gun, resulting in low spraying efficiency, and the length of the operating platform cannot be freely adjusted, resulting in the inability to adapt to oil tanks of different diameters. Utility Model Content

[0005] In view of the deficiencies of the prior art, the utility model provides a device for applying an anti-corrosion layer on the surface of an oil tank to solve the problems mentioned in the above background technology.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions:

[0007] A device for painting an anti-corrosion layer on the surface of an oil tank comprises a mounting platform, the bottom surface of the mounting platform is rotatably connected to a rotating column, a first driving mechanism for driving the rotating column to rotate is also installed on the mounting platform; a paint storage box is fixedly connected to the lower end of the rotating column, a paint injection pipe is connected to the paint storage box, a cylindrical driving box is connected to the bottom of the paint storage box, cleaning mechanisms are rotatably connected to the two symmetrical sides of the driving box, a second driving mechanism for driving the two cleaning mechanisms to rotate simultaneously is arranged in the driving box, a spraying mechanism is connected to the other opposite sides of the driving box, and the paint storage box provides paint for the spraying mechanism.

[0008] Preferably, the first driving mechanism includes a first motor installed on the mounting platform, a first transmission shaft connected to the first motor through a coupling, a main gear connected to the first transmission shaft, and a sub-gear connected to the periphery of the rotating column, and the main gear is meshed with the sub-gear.

[0009] Through the above technical solution, starting the first motor can drive the rotating column to rotate, thereby driving the components below the rotating column to rotate.

[0010] Preferably, the cleaning mechanism includes an axle rod rotatably connected to both sides of the drive box, the outside of the two axles are connected to a first positioning plate and a brush plate, the side of the brush plate away from the first positioning plate is connected to a brush with bristles, the other side of the brush plate is connected to a sliding rod, the outer end of the axle rod is provided with a sliding cavity, the sliding rod is splined in the sliding cavity, and the sliding rod can slide in the sliding cavity, the first positioning plate is connected to a first electric telescopic rod, the telescopic end of the first electric telescopic rod is connected to the brush plate, and the length of the sliding rod is greater than the stroke of the first electric telescopic rod.

[0011] Through the above technical solution, the first electric telescopic rod can control the brush plate to move outward to adapt to oil tanks of different diameters.

[0012] Preferably, the second driving mechanism includes a second motor installed in a driving box, a second transmission shaft connected to the second motor through a coupling, a center shaft connected to the second transmission shaft, a first bevel gear connected to the center shaft, and a second bevel gear connected to the inner ends of the two shafts. The lower end of the center shaft is rotatably connected to the bottom of the driving box, and the first bevel gear is meshed with the two second bevel gears.

[0013] Through the above technical solution, starting the second motor can drive all the shafts to rotate simultaneously, so that the brush plate rotates, thereby improving the cleaning ability.

[0014] Preferably, the spraying mechanism includes a sleeve fixedly connected to both sides of the drive box, the two sleeves are located on both sides of the first bevel gear, the inner ends of the two sleeves are connected to a paint delivery pipe through a bent pipe, the upper end of the paint delivery pipe extends upward and passes through the side of the drive box, and is connected to the side wall of the paint storage box after passing through, the outside of the sleeve is connected to a second positioning plate and a spray hood, a plurality of nozzles are connected to the spray hood, a nozzle is slidably connected inside the sleeve, the outer end of the nozzle is connected to the spray hood, a second electric telescopic rod is connected to the second positioning plate, the second electric telescopic rod is connected to the spray hood, the length of the nozzle is greater than the stroke of the second electric telescopic rod, and a sealing ring is provided on the inner wall of the outer end of the sleeve.

[0015] Through the above technical solution, the paint in the paint storage box enters the sleeve through the paint delivery pipe, is then sent to the spray hood by the spray pipe, and is finally sprayed out by the nozzle. The second electric telescopic rod can control the distance between the spray hood and the oil tank wall to adapt to oil tanks of different diameters.

[0016] Preferably, the paint delivery pipe is connected to a control valve.

[0017] Through the above technical solution, the control valve can control the opening and closing of the paint delivery pipe.

[0018] Compared with the prior art, the utility model has the following beneficial effects:

[0019] (1) The mounting platform is mounted on a lifting device to keep the mounting platform fixed, and the utility model is placed as a whole into an oil tank through the lifting device. First, the inner wall of the oil tank is derusted and dusted by a cleaning mechanism, and then the inner wall is sprayed by a spraying mechanism from top to bottom until the inner wall of the oil tank is sprayed as a whole, thereby improving the efficiency of spraying.

[0020] (2) Both the spraying mechanism and the cleaning mechanism can be extended to adapt to oil tanks of different diameters, with high adaptability. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the utility model;

[0022] Figure 2 It is a top view of the utility model;

[0023] Figure 3 It is a cross-sectional view of the utility model;

[0024] Figure 4 It is a schematic diagram of the utility model when working;

[0025] In the figure: 1-mounting table, 2-rotating column, 3-paint storage box, 4-paint injection pipe, 5-driving box, 6-cleaning mechanism, 601-shaft rod, 602-first positioning plate, 603-brush plate, 604-sliding rod, 605-first electric telescopic rod, 7-spraying mechanism, 701-sleeve, 702-paint delivery pipe, 703-second positioning plate, 704-spraying hood, 705-spray pipe, 706-nozzle, 707-second electric telescopic rod, 708-sealing ring, 709-control valve, 8-first motor, 9-main gear, 10-second gear, 11-second motor, 12-central shaft, 13-first bevel gear, 14-second bevel gear, 15-oil tank. DETAILED DESCRIPTION

[0026] 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.

[0027] See also Figure 1, a device for coating the surface anticorrosive layer of an oil tank, comprising a mounting platform 1, a flange hole is provided on the mounting platform so as to be fixedly connected with a lifting device, a rotating column 2 is rotatably connected to the bottom surface of the mounting platform 1, and a first driving mechanism for driving the rotating column to rotate is also installed on the mounting platform 1; specifically, the first driving mechanism comprises a first motor 8 installed on the mounting platform, a first transmission shaft connected to the first motor through a coupling, a main gear 9 connected to the first transmission shaft, and a sub-gear 10 connected to the outer periphery of the rotating column, and the main gear 9 meshes with the sub-gear 10. Start the first motor 8, and the rotating column 2 is driven to rotate through the cooperation of the main gear 9 and the sub-gear 10.

[0028] like Figure 2 , Figure 3 As shown, the lower end of the rotating column 2 is fixedly connected to a paint storage box 3, the paint storage box 3 is connected to a paint injection pipe 4, the bottom of the paint storage box 3 is connected to a cylindrical driving box 5, the driving box 5 is symmetrically connected to cleaning mechanisms 6 on both sides, and the driving box 5 is provided with a second driving mechanism for driving the two cleaning mechanisms to rotate simultaneously. Specifically, the cleaning mechanism 6 includes an axle rod 601 rotatably connected to both sides of the driving box, the outside of the two axle rods 601 is connected with a first positioning plate 602 and a brush plate 603, the side of the brush plate 603 away from the first positioning plate is connected with a brush and bristles, the other side of the brush plate 603 is connected with a slide bar 604, the outer end of the axle rod 601 is provided with a slide cavity, the slide bar 604 is splinedly connected in the slide cavity, and the slide bar 604 can slide in the slide cavity, when the axle rod 601 rotates, it can drive the slide bar 604 to rotate together, the first positioning plate 602 is connected with a first electric telescopic rod 605, the telescopic end of the first electric telescopic rod 605 is connected with the brush plate 603, the length of the slide bar 604 is greater than the stroke of the first electric telescopic rod 605, when the first electric telescopic rod 605 is extended, it drives the slide bar 604 to move outward on the axle rod 601 to prevent the slide bar from falling off the axle rod.

[0029] like Figure 3 As shown, the second driving mechanism includes a second motor 11 installed in the driving box, a second transmission shaft connected to the second motor through a coupling, a central shaft 12 connected to the second transmission shaft, a first bevel gear 13 connected to the central shaft, and a second bevel gear 14 connected to the inner ends of the two shafts. The lower end of the central shaft 12 is rotatably connected to the bottom of the driving box 5, and the first bevel gear 13 is meshed with the two second bevel gears 14. When the second motor 11 is started, the two shafts 601 are driven to rotate simultaneously through the cooperation of the first bevel gear 13 and the two second bevel gears 14, and the two shafts 601 drive the slide bar 604 to rotate, and the slide bar 604 drives the brush plate 603 to rotate, thereby cleaning the inner wall of the oil tank.

[0030] like Figure 2 , Figure 3As shown, the other two opposite sides of the driving box 5 are connected with a spraying mechanism 7, and the paint storage box 3 provides paint for the spraying mechanism 7. Specifically, the spraying mechanism 7 includes a sleeve 701 fixedly connected to the two sides of the driving box, and the two sleeves are located on both sides of the first bevel gear 13. The inner ends of the two sleeves 701 are sealed and connected to a paint delivery pipe 702 through a curved pipe. The upper end of the paint delivery pipe 702 extends upward and passes through the side of the driving box 5, and is connected to the side wall of the paint storage box 3 after passing through. The paint delivery pipe 702 is connected to a control valve 709, and the outside of the sleeve 701 is connected to a second positioning plate 703 and a spray hood 704. The sleeve 701 slides inside. A nozzle 705 is connected, the outer end of the nozzle 705 is connected to the spray hood 704, and a plurality of nozzles 706 are connected to the spray hood 704. A second electric telescopic rod 707 is connected to the second positioning plate 703, and the second electric telescopic rod 707 is connected to the spray hood 704. The length of the nozzle 705 is greater than the stroke of the second electric telescopic rod 707 to prevent the nozzle 705 from falling off from the sleeve 701. A sealing ring 708 is provided on the inner wall of the outer end of the sleeve 701 to improve the sealing between the nozzle and the sleeve. When the cleaning is completed, the paint is sent to the spray hood through the paint storage box through the paint delivery pipe, sleeve, and nozzle, and then sprayed out by the nozzle to spray the oil tank wall.

[0031] The working principle of this embodiment is as follows: the mounting platform is mounted on the lifting device, so that the mounting platform remains fixed, and the utility model is placed in the oil tank as a whole through the lifting device, and then the first electric telescopic rod 605 is controlled to extend, driving the brush plate 603 to move toward the oil tank wall until the bristles contact the oil tank wall, and then the second motor 11 is started, and through the cooperation of the first bevel gear 13 and the two second bevel gears 14, the two shafts 601 are driven to rotate at the same time, and the two shafts 601 drive the slide bar 604 to rotate, and the slide bar 604 drives the brush plate 603 to rotate, so as to clean the inner wall of the oil tank. When the cleaning is completed, the first electric telescopic rod 605 is retracted to make the bristles leave the oil tank wall, and then the second electric telescopic rod 707 is controlled to extend, driving the spray pipe 705 to move toward the oil tank wall, and at the same time, the control valve 709 is opened, and the paint is sent to the spray hood 704 through the paint storage box 3 through the paint delivery pipe 702, the sleeve 701, and the spray pipe 705, and then sprayed out by the nozzle 706 to spray the oil tank wall.

[0032] It should be noted that the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, an element defined by the sentence "comprises a ..." does not exclude the existence of other identical elements in the process, method, article or device including the element.

[0033] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A device for applying an anti-corrosion layer on the surface of an oil tank, characterized in that: The invention comprises a mounting platform (1), the bottom surface of which is rotatably connected to a rotating column (2), and a first driving mechanism for driving the rotating column to rotate is also installed on the mounting platform (1); a paint storage box (3) is fixedly connected to the lower end of the rotating column (2), a paint injection pipe (4) is connected to the paint storage box (3), a columnar driving box (5) is connected to the bottom of the paint storage box (3), cleaning mechanisms (6) are rotatably connected to the driving box (5) on two symmetrical sides, a second driving mechanism for driving the two cleaning mechanisms to rotate simultaneously is arranged in the driving box (5), a spraying mechanism (7) is connected to the other two opposite sides of the driving box (5), and the paint storage box (3) provides paint for the spraying mechanism (7).

2. The device for applying an anti-corrosion layer to the surface of an oil tank according to claim 1, characterized in that: The first driving mechanism comprises a first motor (8) mounted on the mounting platform, a first transmission shaft connected to the first motor via a coupling, a main gear (9) connected to the first transmission shaft, and a sub-gear (10) connected to the periphery of the rotating column, wherein the main gear (9) is meshed with the sub-gear (10).

3. The device for applying an anti-corrosion layer to the surface of an oil tank according to claim 2, characterized in that: The cleaning mechanism (6) comprises an axle rod (601) rotatably connected to both sides of a driving box, the two axle rods (601) are externally connected with a first positioning plate (602) and a brush plate (603), a brush bristle is connected to one side of the brush plate (603) away from the first positioning plate, a slide rod (604) is connected to the other side of the brush plate (603), a slide cavity is provided at the outer end of the axle rod (601), the slide rod (604) is spline-connected in the slide cavity, and the slide rod (604) can slide in the slide cavity, a first electric telescopic rod (605) is connected to the first positioning plate (602), the telescopic end of the first electric telescopic rod (605) is connected to the brush plate (603), and the length of the slide rod (604) is greater than the stroke of the first electric telescopic rod (605).

4. The device for applying an anti-corrosion layer to the surface of an oil tank according to claim 3, characterized in that: The second driving mechanism comprises a second motor (11) installed in a driving box, a second transmission shaft connected to the second motor through a coupling, a central shaft (12) connected to the second transmission shaft, a first bevel gear (13) connected to the central shaft, and second bevel gears (14) connected to the inner ends of the two shafts. The lower end of the central shaft (12) is rotatably connected to the bottom of the driving box (5), and the first bevel gear (13) is meshed with the two second bevel gears (14).

5. The device for applying an anti-corrosion layer to the surface of an oil tank according to claim 4, characterized in that: The spraying mechanism (7) comprises a sleeve (701) fixedly connected to both sides of the driving box, the two sleeves are located on both sides of the first bevel gear (13), the inner ends of the two sleeves (701) are connected to a paint delivery pipe (702) through a bend pipe, the upper end of the paint delivery pipe (702) extends upward and passes through the side of the driving box (5), and is connected to the side wall of the paint storage box (3) after passing through, the outside of the sleeve (701) is connected to a second positioning plate (703) and a spraying cover (704), and the sleeve (701) ) is slidably connected with a nozzle (705), the outer end of the nozzle (705) is connected to a spray hood (704), a plurality of nozzles (706) are connected to the spray hood (704), a second electric telescopic rod (707) is connected to the second positioning plate (703), the second electric telescopic rod (707) is connected to the spray hood (704), the length of the nozzle (705) is greater than the stroke of the second electric telescopic rod (707), and a sealing ring (708) is provided on the inner wall of the outer end of the sleeve (701).

6. The device for applying an anti-corrosion layer to the surface of an oil tank according to claim 5, characterized in that: The paint delivery pipe (702) is connected to a control valve (709).

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