Automatic cleaning equipment for heat storage element of air pre-heater

Abstract

The utility model discloses automatic cleaning equipment for a heat storage element of an air pre-heater, which belongs to the technical field of cleaning equipment and comprises a water storage tank, universal wheels are mounted at four corners of the bottom end of the water storage tank, first side plates are symmetrically and fixedly mounted on two sides of the water storage tank, and cylinders are fixedly mounted at the bottom ends of the first side plates. A supporting block is slidably installed on the inner wall of the water storage tank, a support is fixedly installed at the top end of the supporting block, a first water pipe is fixedly installed at the top end of the support, a water storage box is fixedly connected to one end of the first water pipe, and a second water pipe is rotatably installed on one side of the water storage box; a spraying rod is fixedly installed at one end of the second water pipe, a plurality of spraying heads are fixedly installed on one side of the spraying rod, a water pump is installed on the first water pipe, a rotating assembly is installed on the second water pipe, the device is convenient to move, meanwhile, the spraying heads can rotate while horizontally moving for flushing, and therefore the cleaning range is widened, and the cleaning quality is improved.

Description

Technical Field

[0001] The utility model relates to the field of cleaning equipment, in particular to automatic cleaning equipment for heat storage elements of air preheaters. Background Art

[0002] At present, after the air preheater has been used for a period of time, a large amount of dust will adhere to its heat storage elements, which will affect its normal operation, so it needs to be cleaned regularly.

[0003] However, in the existing automatic cleaning equipment, the cleaning is generally performed by moving the nozzle horizontally, resulting in a fixed cleaning range, a cleaning blind spot, and an inability to perform comprehensive flushing in the up and down directions. At the same time, the cleaning equipment is large and inconvenient to move. Utility Model Content

[0004] In order to make up for the above shortcomings, the utility model provides an automatic cleaning device for the heat storage element of the air preheater, aiming to improve the cleaning of the heat storage element by a translational nozzle, which results in a fixed cleaning range, a blind cleaning area, and an inability to perform comprehensive flushing in the up and down directions. At the same time, the cleaning equipment is large and inconvenient to move.

[0005] The utility model is implemented as follows: an automatic cleaning device for heat storage elements of an air preheater comprises a water tank, universal wheels are installed at the four corners of the bottom end of the water tank, first side panels are symmetrically fixedly installed on both sides of the water tank, a cylinder is fixedly installed on the bottom end of the first side panel, a support plate is fixedly installed on the output end of the cylinder, a support block is slidably installed on the inner wall of the water tank, a driving assembly is installed on the support block, a bracket is fixedly installed on the top of the support block, a first water pipe is fixedly installed on the top of the bracket, one end of the first water pipe is fixedly connected to the water box, a second water pipe is rotatably installed on one side of the water box, a spray rod is fixedly installed on one end of the second water pipe, a plurality of nozzles are fixedly installed on one side of the spray rod, the bottom end of the first water pipe passes through the bracket and the water tank and extends into the water tank, a water pump is installed on the first water pipe, and a rotating assembly is installed on the second water pipe.

[0006] In the preferred technical solution of the utility model, guide blocks are fixedly installed on both sides of the inner wall of the water tank, and the two guide blocks are inclined at the side closest to each other. Filter plates are symmetrically fixedly installed on both sides of the bottom end of the inner wall of the water tank, and filter screens are arranged on the filter plates. The bottom end of the first water pipe is arranged between the two filter plates.

[0007] In the preferred technical solution of the utility model, the driving assembly includes a threaded rod and a motor, the threaded rod is rotatably installed between the two sides of the inner wall of the water tank, one end of the threaded rod is fixedly connected to the motor, the support block is threadedly installed on the threaded rod, and sliders are symmetrically fixedly installed on both sides of the support block, and the inner wall of the water tank is provided with a slide groove matching the slider.

[0008] In the preferred technical solution of the utility model, a first guide rod is fixedly installed between the two sides of the inner wall of the water tank, the support block is slidably installed on the first guide rod, and the first guide rod and the threaded rod are symmetrically arranged in the water tank.

[0009] In the preferred technical solution of the utility model, a support plate is rotatably installed on one side of the water storage box, the second water pipe is fixedly passed through the support plate, a reinforcement plate is symmetrically fixedly installed between the support plate and the spray rod, and the reinforcement plate is inclined.

[0010] In the preferred technical solution of the present utility model, the rotating assembly includes a first bevel gear, a second bevel gear and a rotating shaft, the rotating shaft is rotatably installed on the top of the support block, the top of the rotating shaft passes through the bracket and fixedly installed with the first bevel gear, the second bevel gear is fixedly installed on the outer side of the support plate, the first bevel gear and the second bevel gear are meshingly connected, the bottom end of the rotating shaft passes through the support block and fixedly installed with the first gear, a rack is fixedly installed on one side of one of the filter plates, and the first gear is meshingly connected with the rack.

[0011] In the preferred technical solution of the utility model, a support block is fixed on the top of the bracket, and the water storage box is fixedly installed on the top of the support block.

[0012] In the preferred technical solution of the utility model, a support rod is symmetrically fixedly installed on the top of the support plate, and the top of the support rod slides through the first side plate and extends to the outside. A circular hole matching the support rod is provided on the first side plate, and a limiting circular plate is fixedly installed on the top of the support rod.

[0013] The beneficial effect of the utility model is that the utility model obtains an automatic cleaning device for the heat storage element of an air preheater through the above design. When in use, the device is pushed to the place to be cleaned, and the cylinder is started to drive the support plate to move to support the ground. At this time, a water pipe with a water source is placed in the water tank to fill with water. At this time, the water pump is started to pump the water in the water tank into the water box through the first water pipe. The water in the water box is sprayed from multiple nozzles through the cooperation of the second water pipe and the spray rod to clean the air preheater. At this time, the motor is started to drive the threaded rod to rotate, and the rotation of the threaded rod drives the support block to move, which can drive the nozzle to move horizontally for flushing. At the same time, the cooperation of the first gear and the rack drives the rotation of the rotating shaft, and the rotation of the rotating shaft drives the support plate to rotate through the cooperation of the first bevel gear and the second bevel gear. The rotation of the support plate drives the spray rod to rotate through the second water pipe, and the rotation of the spray rod drives the nozzle to rotate, thereby increasing the flushing range. This device is easy to move, and the nozzle can also rotate while flushing horizontally, thereby increasing the cleaning range, effectively preventing the occurrence of blind cleaning areas, and thus improving the cleaning quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the technical solution of the implementation mode of the utility model, the drawings required for use in the implementation mode will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0015] Figure 1 This is a schematic diagram of the structure of an automatic cleaning device for heat storage elements of an air preheater provided by the utility model;

[0016] Figure 2 A cross-sectional view of a water storage tank is provided for an embodiment of the utility model;

[0017] Figure 3 A partial structural schematic diagram of an automatic cleaning device for heat storage elements of an air preheater is provided for an embodiment of the utility model;

[0018] Figure 4 A structural schematic diagram of a rotating assembly is provided for an embodiment of the utility model.

[0019] In the figure: 110-water storage tank; 111-universal wheel; 112-first side plate; 113-cylinder; 114-support plate; 115-support rod; 120-support block; 121-bracket; 122-first water pipe; 123-water storage box; 1231-support block; 124-second water pipe; 125-spray rod; 126-spray head; 127-water pump; 128-support plate; 129-reinforcement plate; 130-guide block; 131-filter plate; 140-threaded rod; 141-motor; 142-guide rod; 150-rotating shaft; 151-first gear; 152-rack. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical solution and advantages of the implementation of the utility model clearer, the technical solution in the implementation of the utility model will be clearly and completely described below in conjunction with the drawings in the implementation of the utility model. Obviously, the described implementation is a part of the implementation of the utility model, not all of the implementations. Based on the implementation of the utility model, all other implementations obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-Figure 3The utility model provides a technical solution: an automatic cleaning device for heat storage elements of an air preheater, comprising a water tank 110, universal wheels 111 are installed at the four corners of the bottom end of the water tank 110, first side plates 112 are symmetrically fixedly installed on both sides of the water tank 110, a cylinder 113 is fixedly installed at the bottom end of the first side plate 112, a support plate 114 is fixedly installed at the output end of the cylinder 113, a support block 120 is slidably installed on the inner wall of the water tank 110, a driving component is installed on the support block 120, the driving component comprises a threaded rod 140 and a motor 141, the threaded rod 140 is rotatably installed between the two sides of the inner wall of the water tank 110, one end of the threaded rod 140 is fixedly connected to the motor 141, the support block 120 is threadedly installed on the threaded rod 140, a sliding block is symmetrically fixedly installed on both sides of the support block 120, and the inner wall of the water tank 110 is provided with a sliding block connected to the sliding block The support block 120 is slidably mounted on the first guide rod 142, and the first guide rod 142 and the threaded rod 140 are symmetrically arranged in the water tank 110. The support block 120 is fixedly mounted on the top of the support block 120, and the first water pipe 122 is fixedly mounted on the top of the bracket 121. One end of the first water pipe 122 is fixedly connected to the water box 123, and the second water pipe 124 is rotatably mounted on one side of the water box 123. A spray rod 125 is fixedly mounted on one end of the second water pipe 124, and a plurality of nozzles 126 are fixedly mounted on one side of the spray rod 125. The bottom end of the first water pipe 122 passes through the bracket 121 and the water tank 110 and extends into the water tank 110. A water pump 127 is installed on the first water pipe 122, and a rotating component is installed on the second water pipe 124.

[0022] In some specific implementation schemes, a support rod 115 is symmetrically fixedly installed on the top of the support plate 114, and the top of the support rod 115 slides through the first side plate 112 and extends to the outside. A round hole matching the support rod 115 is provided on the first side plate 112, and a limiting circular plate is fixedly installed on the top of the support rod 115, which improves the stability of the support plate 114 when it moves and effectively prevents the support plate 114 from shaking when it is supported.

[0023] In some specific implementation schemes, guide blocks 130 are fixedly installed on both sides of the inner wall of the water storage tank 110, and the two guide blocks 130 are inclined to the side closest to each other. Filter plates 131 are symmetrically fixedly installed on both sides of the bottom end of the inner wall of the water storage tank 110, and a filter screen is arranged on the filter plate 131. The bottom end of the first water pipe 122 is arranged between the two filter plates 131 to filter the flushing water to prevent impurities in the water source.

[0024] In some specific implementation schemes, a support plate 128 is rotatably installed on one side of the water storage box 123, and the second water pipe 124 is fixedly installed through the support plate 128. A reinforcement plate 129 is symmetrically fixedly installed between the support plate 128 and the spray rod 125. The reinforcement plate 129 is inclined to support the spray rod 125 to prevent the spray rod 125 from falling off when rotating for a long time.

[0025] See also Figure 3 and Figure 4 The rotating assembly includes a first bevel gear, a second bevel gear and a rotating shaft 150. The rotating shaft 150 is rotatably installed on the top of the support block 120. The top of the rotating shaft 150 passes through the bracket 121 and is fixedly installed with the first bevel gear. The second bevel gear is fixedly installed on the outer side of the support plate 128. The first bevel gear and the second bevel gear are meshed and connected. The bottom end of the rotating shaft 150 passes through the support block 120 and is fixedly installed with the first gear 151. A rack 152 is fixedly installed on one side of one filter plate 131. The first gear 151 is meshed and connected with the rack 152. The support block 1231 is fixed on the top of the bracket 121, and the water storage box 123 is fixedly installed on the top of the support block 1231.

[0026] Working principle: When in use, push the device to the place to be cleaned, start the cylinder 113 to drive the support plate 114 to move to the ground support, then put the water pipe with water source into the water tank 110 to fill the water, then start the water pump 127 to pump the water in the water tank 110 into the water box 123 through the first water pipe 122, and the water in the water box 123 is sprayed out from the multiple nozzles 126 through the cooperation of the second water pipe 124 and the spray rod 125 to clean the air preheater, then start the motor 141 to drive the screw The threaded rod 140 rotates, and the rotation of the threaded rod 140 drives the support block 120 to move, which can drive the nozzle 126 to move horizontally for flushing. During the movement, the cooperation of the first gear 151 and the rack 152 drives the rotating shaft 150 to rotate. The rotation of the rotating shaft 150 drives the support plate 128 to rotate through the cooperation of the first bevel gear and the second bevel gear. The rotation of the support plate 128 drives the spray rod 125 to rotate through the second water pipe 124. The rotation of the spray rod 125 drives the nozzle 126 to rotate, thereby increasing the flushing range.

[0027] The above description is only the preferred implementation of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. An automatic cleaning device for heat storage elements of an air preheater, comprising a water storage tank, characterized in that: Universal wheels are installed at the four corners of the bottom end of the water tank, first side panels are symmetrically fixedly installed on both sides of the water tank, a cylinder is fixedly installed on the bottom end of the first side panel, a support plate is fixedly installed on the output end of the cylinder, a support block is slidably installed on the inner wall of the water tank, a driving assembly is installed on the support block, a bracket is fixedly installed on the top of the support block, a first water pipe is fixedly installed on the top of the bracket, one end of the first water pipe is fixedly connected to the water box, a second water pipe is rotatably installed on one side of the water box, a spray rod is fixedly installed on one end of the second water pipe, a plurality of nozzles are fixedly installed on one side of the spray rod, the bottom end of the first water pipe passes through the bracket and the water tank and extends into the water tank, a water pump is installed on the first water pipe, and a rotating assembly is installed on the second water pipe.

2. The automatic cleaning device for heat storage elements of an air preheater according to claim 1 is characterized in that: Guide blocks are fixedly installed on both sides of the inner wall of the water storage tank, and the two guide blocks are inclined at the side closest to each other. Filter plates are symmetrically fixedly installed on both sides of the bottom end of the inner wall of the water storage tank.

3. The automatic cleaning device for heat storage element of air preheater according to claim 1 is characterized in that: The driving assembly comprises a threaded rod and a motor. The threaded rod is rotatably mounted between two sides of the inner wall of the water storage tank. One end of the threaded rod is fixedly connected to the motor. The support block is threadedly mounted on the threaded rod.

4. The automatic cleaning device for heat storage element of air preheater according to claim 3 is characterized in that: A first guide rod is fixedly installed between two sides of the inner wall of the water storage tank, and the support block is slidably installed on the first guide rod.

5. The automatic cleaning device for heat storage element of air preheater according to claim 2 is characterized in that: A support plate is rotatably mounted on one side of the water storage box, the second water pipe is fixedly passed through the support plate, and a reinforcement plate is symmetrically fixedly mounted between the support plate and the spray rod.

6. The automatic cleaning device for heat storage element of air preheater according to claim 5, characterized in that: The rotating assembly includes a first bevel gear, a second bevel gear and a rotating shaft. The rotating shaft is rotatably installed on the top of the support block, the top of the rotating shaft passes through the bracket and fixedly installed with the first bevel gear, the second bevel gear is fixedly installed on the outer side of the support plate, the first bevel gear and the second bevel gear are meshed and connected, the bottom end of the rotating shaft passes through the support block and fixedly installed with the first gear, a rack is fixedly installed on one side of one of the filter plates, and the first gear is meshed and connected with the rack.

7. The automatic cleaning device for heat storage element of air preheater according to claim 5, characterized in that: A support block is fixed on the top of the bracket, and the water storage box is fixedly installed on the top of the support block.

8. The automatic cleaning device for heat storage elements of air preheater according to claim 5, characterized in that: The top of the support plate is symmetrically fixed with support rods, and the top of the support rods slides through the first side plate and extends to the outside.

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