Self-cleaning device of EVA (Ethylene Vinyl Acetate) production boiler

Abstract

The utility model discloses a self-cleaning device of an EVA production boiler. The self-cleaning device comprises a bottom plate, a circuit board fixedly connected to the upper end of the bottom plate, a placing plate fixedly connected to the upper end of the circuit board, an electric sliding rail arranged on the placing plate, a placing disc connected to the electric sliding rail in a sliding mode, a limiting groove formed in the upper end of the placing disc, and a boiler body arranged in the limiting groove. The lower end of the brushing machine is fixedly connected with the circuit board, a lifting rail is arranged at the front end of the brushing machine and is in sliding connection with a motor through a sliding rod, the output end of the motor is fixedly connected with a cleaning brush through a screw and a nut, and the cleaning brush is nested with the furnace body during brushing. The furnace body is stably transported and placed through the combination of the placing plate, the electric sliding rail, the placing disc and the limiting groove, and the structure is stable, flexible and efficient; the interior of the furnace body is brushed through combination of the lifting rail, the sliding rod, the motor and the cleaning brush, and brushing is rapid and efficient; the cleaning brush is fixedly installed through the combination of the screw and the nut, disassembly and replacement are convenient to adapt to furnace bodies of different sizes, and the structure is flexible and easy to use.

Description

Technical Field

[0001] The utility model relates to the technical field of boiler cleaning, in particular to a self-cleaning device for an EVA production boiler. Background Art

[0002] The existing self-cleaning devices of EVA production boilers mostly adopt a fixed furnace body placement structure. After cleaning, the furnace body needs to be manually moved, which is difficult to operate, affecting the efficiency of the device and increasing labor costs. The cleaning brush is difficult to disassemble and not easy to replace. When facing furnaces of different sizes, it cannot be adapted, affecting the normal use of the device. A Chinese patent discloses a "self-cleaning device for the inner wall of a thermal power plant boiler", and its application number is "CN202022718008.5", which has a boiler top cover, and a self-cleaning component is fixedly arranged on the boiler top cover; the self-cleaning component includes a reduction motor, a rotating shaft, a first spring, a movable sleeve, a cross bar, a cleaning brush and a second spring; the boiler top cover is arranged on the upper end face of the boiler, the reduction motor is vertically arranged on the upper end face of the boiler top cover, the output end of the reduction motor passes through the boiler top cover and is connected to the rotating shaft, and a movable sleeve is slidably sleeved on the rotating shaft, and the upper end of the movable sleeve is fixedly connected to the lower end face of the boiler top cover through the first spring; a horizontal fixed cross bar is arranged on one side of the movable sleeve, and one end of the cross bar is fixedly connected to the cleaning brush through the second spring. The thermal power plant uses a boiler inner wall self-cleaning device, which can quickly clean the inner wall of the boiler and increase the service life of the boiler. However, after the cleaning is completed, the furnace body needs to be moved manually, which is difficult to operate, affecting the efficiency of the device and increasing labor costs. The cleaning brush is difficult to disassemble and replace, and it cannot be adapted to furnaces of different sizes, affecting the normal use of the device. Utility Model Content

[0003] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art, and to provide a self-cleaning device for an EVA production boiler. The furnace body is stably transported and placed through a combination of a placement plate, an electric slide rail, a placement disk, and a limit groove. The structure is stable and flexible, and the device has high working efficiency. The inside of the furnace body is cleaned through a combination of a lifting rail, a slide rod, a motor, and a cleaning brush, and the cleaning effect is good, fast and efficient. The cleaning brush is fixedly installed through a combination of a screw and a nut, which is convenient for disassembly and replacement to cope with furnace bodies of different sizes. The structure is flexible and easy to use.

[0004] The utility model also provides a self-cleaning device with the above-mentioned EVA production boiler, comprising: a bottom plate, the upper end of the bottom plate is fixedly connected with a circuit board, the upper end of the circuit board is fixedly connected with a placement plate, the placement plate is provided with an electric slide rail, the electric slide rail is slidably connected with a placement disk, the upper end of the placement disk is provided with a limiting groove, and a furnace body is provided in the limiting groove; a scrubber, the lower end of the scrubber is fixedly connected with the circuit board, the front end of the scrubber is provided with a lifting rail, the lifting rail is slidably connected with a motor through a sliding rod, the output end of the motor is fixedly connected with a cleaning brush through a screw and a nut, and the cleaning brush is nested with the furnace body during scrubbing.

[0005] According to the self-cleaning device of an EVA production boiler described in the utility model, rollers are arranged at the lower end of the bottom plate for easy movement, and the rollers are distributed at the four corners of the lower end of the bottom plate for easy balance.

[0006] According to the self-cleaning device for EVA production boiler described in the utility model, the upper end of the circuit board is fixedly connected with a main box, which is convenient for the operation control of the device. The left end of the main box is provided with a control panel, which is convenient for the control and adjustment of the device.

[0007] According to the self-cleaning device of the EVA production boiler described in the utility model, the upper end of the circuit board is fixedly connected to a sprayer for outputting detergent and water. The front end of the sprayer is fixedly connected to a nozzle through a water spray pipe for spraying detergent and water.

[0008] According to the self-cleaning device of the EVA production boiler described in the utility model, the upper end of the circuit board is fixedly connected with a water tank, which is convenient for supplying detergent and water. The upper end of the water tank is fixedly connected to the sprayer through a water pipe, which is convenient for forming an input structure of detergent and water.

[0009] According to the self-cleaning device for EVA production boilers described in the utility model, the left and right edges of the circuit board are aligned with the left and right edges of the main chassis, which facilitates a compact structure.

[0010] According to the self-cleaning device for EVA production boilers described in the utility model, the rear end of the scrubber is fixedly connected to the main box, so as to form a control structure of the scrubber. The left end of the scrubber is fixedly connected to the sprayer, so as to make the structure compact.

[0011] According to the self-cleaning device for EVA production boilers described in the utility model, cleaning filaments are evenly distributed around the side surface of the cleaning brush, which is convenient for cleaning.

[0012] Beneficial Effects

[0013] 1. Compared with the prior art, the self-cleaning device for the EVA production boiler stably transports and places the furnace body through the combination of the placement plate, the electric slide rail, the placement plate, and the limit groove. The structure is stable and flexible, and the device has high working efficiency.

[0014] 2. Compared with the prior art, the self-cleaning device of the EVA production boiler cleans the inside of the furnace body through the combination of lifting rails, sliding rods, motors and cleaning brushes, and has good cleaning effect, fast and efficient;

[0015] 3. Compared with the prior art, the self-cleaning device of the EVA production boiler fixes the cleaning brush by a combination of a screw and a nut, which is convenient for disassembly and replacement to cope with furnace bodies of different sizes, and has a flexible and easy-to-use structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0017] Figure 1 This is a structural schematic diagram of a self-cleaning device for an EVA production boiler according to the utility model;

[0018] Figure 2 It is a structural schematic diagram of a combined structure of a placement plate, an electric slide rail, a placement plate and a limiting groove of a self-cleaning device of an EVA production boiler of the utility model;

[0019] Figure 3 This is a schematic diagram of the structure of a cleaning brush of a self-cleaning device for an EVA production boiler according to the utility model;

[0020] Figure 4 The utility model is a structural schematic diagram of the combined structure of a scrubber, a slide rod and a motor of a self-cleaning device for an EVA production boiler.

[0021] Legend:

[0022] 1. Bottom plate; 2. Roller; 3. Electric slide rail; 4. Nozzle; 5. Circuit board; 6. Water spray pipe; 7. Water tank; 8. Control panel; 9. Sprayer; 10. Water pipe; 11. Main chassis; 12. Slide rod; 13. Lifting rail; 14. Scrubber; 15. Motor; 16. Screw; 17. Nut; 18. Cleaning brush; 19. Cleaning wire; 20. Furnace body; 21. Limiting groove; 22. Placement tray. DETAILED DESCRIPTION

[0023] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0024] Reference Figure 1-4 The utility model embodiment is a self-cleaning device for an EVA production boiler, which includes: a bottom plate 1, a roller 2 is arranged at the lower end of the bottom plate 1 for movement, the rollers 2 are distributed at the four corners of the lower end of the bottom plate 1 for balancing, a circuit board 5 is fixedly connected to the upper end of the bottom plate 1 for transmitting control signals, a main box 11 is fixedly connected to the upper end of the circuit board 5 for controlling the operation of the device, a control panel 8 is arranged at the left end of the main box 11 for controlling the adjustment device, a sprayer 9 is fixedly connected to the upper end of the circuit board 5 for outputting detergent and water, a nozzle 4 is fixedly connected to the front end of the sprayer 9 through a water spray pipe 6 for spraying detergent and water, The upper end of the circuit board 5 is fixedly connected with a water tank 7 to supply detergent and water. The upper end of the water tank 7 is fixedly connected to the sprayer 9 through a water pipe 10 to form an input structure for detergent and water. The left and right edges of the circuit board 5 are aligned with the left and right edges of the main chassis 11 to form a compact structure. The upper end of the circuit board 5 is fixedly connected with a placement plate 23 to install an electric slide rail. The placement plate 23 is provided with an electric slide rail 3, a sliding placement plate, and the electric slide rail 3 is slidably connected with a placement plate 22 to place the furnace body. A limiting groove 21 is provided on the upper end of the placement plate 22 to clamp the furnace body. The furnace body 20 is provided in the limiting groove 21 as a cleaning object;

[0025] The scrubber 14 has a rear end fixedly connected to the main chassis 11 to form a control structure of the scrubber. The left end of the scrubber 14 is fixedly connected to the sprayer 9 to form a compact structure. The lower end of the scrubber 14 is fixedly connected to the circuit board 5 to form a supporting structure. The front end of the scrubber 14 is provided with a lifting rail 13 and an up and down sliding motor. The lifting rail 13 is slidably connected to the motor 15 through the slide rod 12 to form a sliding structure of the motor. The output end of the motor 15 is fixedly connected to a cleaning brush 18 through a screw 16 and a nut 17 to scrub the furnace body. Cleaning wires 19 are evenly distributed on the side surface of the cleaning brush 18 to scrub the inside of the furnace body. The cleaning brush 18 is nested with the furnace body 20 during scrubbing to form a scrubbing structure.

[0026] Working principle: The self-cleaning device of the EVA production boiler is used to wash and clean the boiler. The furnace body 20 is placed on the placement plate 22, and the limit groove 21 will clamp the furnace body 20. The electric slide rail 3 slides the placement plate 22 to move the furnace body 20 to the bottom of the nozzle 4 of the sprayer 9. The nozzle 4 will spray detergent and water on the furnace body 20. After the spraying is completed, the electric slide rail 3 will slide the placement plate 22 to move the furnace body 20 to the bottom of the cleaning brush 18. The lifting rail 13 at the front end of the scrubber 14 slides the cleaning brush 18 down through the slide rod 12, so that the cleaning brush 18 penetrates into the furnace body 20 for high-speed rotation and scrubbing. The lifting rail 13 will change the height of the cleaning brush 18 to adjust the scrubbing position; the cleaning brush 18 is fixedly installed by the combination of the screw rod 16 and the nut 17, which is convenient for disassembly and replacement to cope with furnace bodies 20 of different sizes.

[0027] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A self-cleaning device for EVA production boiler, It is characterized in that include: A bottom plate (1), the upper end of the bottom plate (1) being fixedly connected to a circuit board (5), the upper end of the circuit board (5) being fixedly connected to a placement plate (23), the placement plate (23) being provided with an electric slide rail (3), the electric slide rail (3) being slidably connected to a placement plate (22), the upper end of the placement plate (22) being provided with a limiting groove (21), the limiting groove (21) being provided with a furnace body (20); A scrubber (14), the lower end of which is fixedly connected to a circuit board (5), a lifting rail (13) is provided at the front end of the scrubber (14), the lifting rail (13) is slidably connected to a motor (15) via a slide rod (12), the output end of the motor (15) is fixedly connected to a cleaning brush (18) via a screw rod (16) and a nut (17), and the cleaning brush (18) is nested with the furnace body (20) during scrubbing.

2. A self-cleaning device for an EVA production boiler according to claim 1, It is characterized in that Rollers (2) are arranged at the lower end of the bottom plate (1), and the rollers (2) are distributed at the four corners of the lower end of the bottom plate (1).

3. A self-cleaning device for an EVA production boiler according to claim 1, It is characterized in that The upper end of the circuit board (5) is fixedly connected to a mainframe box (11), and a control panel (8) is provided at the left end of the mainframe box (11).

4. The self-cleaning device for an EVA production boiler according to claim 1, It is characterized in that The upper end of the circuit board (5) is fixedly connected to a sprayer (9), and the front end of the sprayer (9) is fixedly connected to a spray head (4) via a water spray pipe (6).

5. The self-cleaning device for an EVA production boiler according to claim 1, It is characterized in that The upper end of the circuit board (5) is fixedly connected to a water tank (7), and the upper end of the water tank (7) is fixedly connected to a sprayer (9) via a water pipe (10).

6. A self-cleaning device for an EVA production boiler according to claim 1, It is characterized in that The left and right edges of the circuit board (5) are aligned with the left and right edges of the main chassis (11).

7. The self-cleaning device for an EVA production boiler according to claim 1, It is characterized in that The rear end of the scrubber (14) is fixedly connected to the main housing (11), and the left end of the scrubber (14) is fixedly connected to the sprayer (9).

8. The self-cleaning device for an EVA production boiler according to claim 1, It is characterized in that Cleaning filaments (19) are evenly distributed around the side surface of the cleaning brush (18).

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