Waste gas treatment device for paint spraying workshop

Abstract

The utility model relates to a paint spraying workshop waste gas treatment device which comprises a double-layer storage rack, flow dividing plates are arranged outside the two sides of the double-layer storage rack, each flow dividing plate is of a box body structure with a cavity, and one side of each flow dividing plate is fixedly communicated with a gas inlet pipe and a gas outlet pipe. The other side of each flow dividing disc is fixedly communicated with two second gas conveying pipes, and each second gas conveying pipe is provided with a switch valve. A waste gas treatment box is detachably connected into each layer of the double-layer storage rack, a filter plate and an activated carbon adsorption plate are detachably connected into each waste gas treatment box, first gas conveying pipes fixedly communicate with the two ends of each waste gas treatment box, and each first gas conveying pipe and a second gas conveying pipe are coaxially arranged and distributed at intervals. A connecting pipe is further arranged between each first gas conveying pipe and the corresponding second gas conveying pipe in a sleeving and threaded mode, and the filter plates and the activated carbon adsorption plates are arranged at intervals; the filter plate and the activated carbon adsorption plate can be cleaned and replaced at any time, and use is more convenient.

Description

Technical Field

[0001] The utility model belongs to the technical field of paint spraying workshops, in particular to an exhaust gas treatment device for a paint spraying workshop. Background Art

[0002] At present, in order to prevent the exhaust gas generated during the painting operation from polluting the environment, the paint shop usually needs to be equipped with an exhaust gas treatment device. When the exhaust gas treatment device is used for a long time, it is also necessary to clean and replace certain components in the exhaust gas treatment device, such as the filter plate, from time to time. In order to avoid affecting the normal operation of the paint spraying, the above-mentioned components of the exhaust gas treatment device must be cleaned and replaced during the period of shutdown of the paint shop, which is inconvenient to use. Therefore, there are still shortcomings and deficiencies in the prior art. Utility Model Content

[0003] The purpose of the utility model is to provide a waste gas treatment device for a paint spraying workshop to solve the problems raised in the above background technology.

[0004] In order to solve the above problems, the technical solution adopted by the utility model is:

[0005] A waste gas treatment device for a paint shop, comprising a double-layer rack, both sides of which are fixedly connected to a vertically arranged diverter plate and spaced apart from the double-layer rack, the diverter plate being a box structure with a cavity, and the two diverter plates are respectively fixedly connected to an air inlet pipe and an air outlet pipe on one side away from the double-layer rack, and the other side of each diverter plate is fixedly connected from top to bottom to two horizontally oppositely arranged second air delivery pipes, and each second air delivery pipe is installed with a switch valve;

[0006] Each layer of the double-layer storage rack is detachably connected to a horizontally arranged exhaust gas treatment box, each exhaust gas treatment box is detachably connected to a vertically distributed filter plate and an activated carbon adsorption plate, and both ends of each exhaust gas treatment box are fixedly connected to a horizontally arranged first air pipe, the end of the first air pipe away from the exhaust gas treatment box is located outside the double-layer storage rack, and each first air pipe is coaxially arranged with the second air pipe and distributed at intervals, and a connecting pipe is sleeved and threadedly connected between each first air pipe and the second air pipe, the filter plate and the activated carbon adsorption plate are spaced apart, and the filter plate is located on the side of the activated carbon adsorption plate away from the air outlet pipe.

[0007] Furthermore, the double-layer storage rack is a storage box which is vertically arranged and has a cavity. The front of the storage box is opened, and a horizontally distributed partition is fixedly connected to the storage box and the storage box is divided into two storage spaces which are adapted to the shape of the exhaust gas treatment box by the partition. Horizontally distributed strip openings are opened on both sides of the storage space, one end of the strip opening is flush with the front of the storage box, and there is a gap between the other end of the strip opening and the back of the storage box. The exhaust gas treatment box is located in the storage space, respectively, and the first gas supply pipe passes through the storage box through the strip opening and is slidably connected to the storage box through the strip opening.

[0008] Furthermore, the exhaust gas treatment box is a box structure with an opening on the top surface, and a box cover is provided at the opening position of the top surface of the exhaust gas treatment box, and the four corners of the box cover are connected to the exhaust gas treatment box by countersunk bolts.

[0009] Furthermore, a rectangular frame is fixedly sleeved on the outside of the filter plate and the activated carbon adsorption plate, fixing parts are provided at the four corners of the exhaust gas treatment box, and the two fixing parts located at the same end of the exhaust gas treatment box are arranged opposite to each other, and the fixing parts include two vertically oppositely distributed and spaced fixing plates, the fixing plates are located in the exhaust gas treatment box and fixedly connected to the inner wall of the exhaust gas treatment box, the two sides of the rectangular frame are respectively located between the two fixing plates, and the top surface of the rectangular frame is flush with the top surface of the exhaust gas treatment box.

[0010] Furthermore, a horizontally distributed annular sealing ring is provided between the box cover and the exhaust gas treatment box.

[0011] Furthermore, both sides of the exhaust gas treatment box are fixedly connected with horizontally arranged strip blocks that are adapted to the shape of the strip opening. The strip blocks are respectively located in the strip opening and slidably connected to the strip opening, and the first gas delivery pipes all pass through the strip blocks.

[0012] Furthermore, a handle is fixedly connected to the front of each exhaust gas treatment box, and a notch is opened on the side of each box cover.

[0013] Furthermore, a connecting rod is fixedly connected between each diverter plate and the double-layer storage rack.

[0014] By adopting the above technical solution, the beneficial effects of the utility model are:

[0015] When the utility model is in use, under the action of the diverter plate, the filter plates and activated carbon adsorption plates in the two exhaust gas treatment boxes can be used to purify the exhaust gas generated in the paint spraying operation at the same time to improve the treatment efficiency; and when it is necessary to clean and replace the filter plates and activated carbon adsorption plates in the exhaust gas treatment boxes, the filter plates and activated carbon adsorption plates in one of the exhaust gas treatment boxes can be used to purify the exhaust gas generated in the paint spraying operation to avoid affecting the normal operation of the paint spraying, and then the filter plates and activated carbon adsorption plates in the other exhaust gas treatment box can be cleaned and replaced, so that the filter plates and activated carbon adsorption plates in the two exhaust gas treatment boxes can be cleaned and replaced in turn, and when the filter plates and activated carbon adsorption plates are cleaned and replaced, the normal operation of the paint spraying will not be affected, so there is no need to limit the cleaning and replacement to the time period when the paint spraying workshop is shut down, that is, the utility model can clean and replace the filter plates and activated carbon adsorption plates in the exhaust gas treatment box at any time, which is more convenient to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of the utility model;

[0017] Figure 2 for Figure 1 One of the structural diagrams of the middle part of the device;

[0018] Figure 3 for Figure 2 The schematic diagram of the structure of the middle part of the device;

[0019] Figure 4 for Figure 2 The schematic diagram of the structure of the middle part device in the split state;

[0020] Figure 5 for Figure 1 The second schematic diagram of the structure of the middle part of the device.

[0021] Figure numerals: 1. diverter plate; 2. second gas pipe; 3. first gas pipe; 4. double-layer storage rack; 41. partition; 42. storage space; 43. strip opening; 5. exhaust gas treatment box; 51. box cover; 52. countersunk bolt; 53. strip block; 54. handle; 55. notch; 6. fixing part; 61. fixing plate; 7. air inlet pipe; 8. filter plate; 9. activated carbon adsorption plate; 10. connecting rod; 11. connecting pipe; 12. rectangular frame; 13. air outlet pipe; 14. annular sealing ring; 15. switch valve. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solution and beneficial effects of the present invention clearer, the implementation mode of the present invention is further described in detail below with reference to the accompanying drawings.

[0023] like Figures 1 to 5As shown, the utility model provides a waste gas treatment device for a paint spraying workshop, including a double-layer rack 4, and both sides of the double-layer rack 4 are fixedly connected with a diverter plate 1 which is vertically arranged and spaced apart from the double-layer rack 4. Specifically, a connecting rod 10 is fixedly connected between each diverter plate 1 and the double-layer rack 4; the diverter plate 1 is a box structure with a cavity, and the two diverter plates 1 are fixedly connected with an air inlet pipe 7 and an air outlet pipe 13 on one side away from the double-layer rack 4. Specifically, when in use, the air inlet pipe 7 is connected to the paint spraying workshop, and an air supply device is installed on the paint spraying workshop, and the air supply device can transport the waste gas generated during the painting process into the air inlet pipe 7; the other side of each diverter plate 1 is fixedly connected from top to bottom with two second air supply pipes 2 which are horizontally arranged opposite to each other, and each second air supply pipe 2 is installed with a switch valve 15, and the switch valve 15 can open and close the air supply channel of the second air supply pipe 2.

[0024] Each layer of the double-layer storage rack 4 is detachably connected to a horizontally arranged exhaust gas treatment box 5, so that the exhaust gas treatment box 5 can be removed from the double-layer storage rack 4; each exhaust gas treatment box 5 is detachably connected to a vertically distributed filter plate 8 and an activated carbon adsorption plate 9, so that the filter plate 8 and the activated carbon adsorption plate 9 can be easily removed from the exhaust gas treatment box 5; and both ends of each exhaust gas treatment box 5 are fixedly connected to a horizontally arranged first air supply pipe 3, and one end of the first air supply pipe 3 away from the exhaust gas treatment box 5 is located outside the double-layer storage rack 4, and each first air supply pipe 3 is coaxially arranged with the second air supply pipe 2 and distributed at intervals, and a connecting pipe 11 is sleeved and threadedly connected between each first air supply pipe 3 and the second air supply pipe 2. Specifically, at the first air supply pipe An external thread is provided at one end of the tube 3 close to the second air pipe 2, and an external thread is also provided at one end of the second air pipe 2 close to the first air pipe 3. When in use, when the first air pipe 3 is connected to the second air pipe 2, the two ends of the connecting tube 11 are respectively threadedly connected to the first air pipe 3 and the second air pipe 2; and when the connecting tube 11 is rotated to be located on the second air pipe 2, the first air pipe 3 and the second air pipe 2 can be separated; the filter plate 8 and the activated carbon adsorption plate 9 are arranged at intervals, and the filter plate 8 is located on the side of the activated carbon adsorption plate 9 away from the outlet pipe 13, so that when in use, the exhaust gas generated during the painting process can be first filtered by the filter plate 8, and then adsorbed by the activated carbon adsorption plate 9, thereby achieving the effect of purifying the exhaust gas.

[0025] Specifically, when in use, after the exhaust gas treatment boxes 5 are respectively installed on the double-layer storage racks 4, the first gas supply pipe 3 and the second gas supply pipe 2 can be connected by using the connecting pipes 11. In this way, under the action of the diverter plate 1, after the switch valve 15 is opened, the filter plates 8 and the activated carbon adsorption plates 9 in the two exhaust gas treatment boxes 5 can be used to purify the exhaust gas generated in the painting operation at the same time to improve the treatment efficiency; and when it is necessary to clean and replace the filter plates 8 and the activated carbon adsorption plates 9 in the exhaust gas treatment boxes 5, the filter plates 8 and the activated carbon adsorption plates 9 in one of the exhaust gas treatment boxes 5 can be used to purify the exhaust gas generated in the painting operation to avoid affecting the normal operation of the painting, and then close the switch valves 15 on both sides of the other exhaust gas treatment box 5, and rotate the connecting pipes 11 on both sides of the exhaust gas treatment box 5 to the second gas supply pipe 2 respectively. Since the exhaust gas treatment box 5 and the double-layer storage rack 4 are It is detachably connected, and the second air supply pipe 2 is spaced apart from the first air supply pipe 3, so that the exhaust gas treatment box 5 can be removed from the double-layer storage rack 4; then because the filter plate 8, the activated carbon adsorption plate 9 and the exhaust gas treatment box 5 are detachably connected, it is convenient to clean and replace the filter plate 8 and the activated carbon adsorption plate 9; in addition, after removing the filter plate 8 and the activated carbon adsorption plate 9, the exhaust gas treatment box 5 can also be cleaned; in general, through the above method, the utility model can clean and replace the filter plates 8 and the activated carbon adsorption plates 9 in the two exhaust gas treatment boxes 5 in turn, so that when the filter plates 8 and the activated carbon adsorption plates 9 are cleaned and replaced, it will not affect the normal operation of the paint spraying, so that it is no longer limited to the cleaning and replacement during the shutdown period of the paint spraying workshop, that is, the utility model can clean and replace the filter plates 8 and the activated carbon adsorption plates 9 in the exhaust gas treatment box 5 at any time, which is more convenient to use.

[0026] The specific structure of the double-layer storage rack 4 is as follows: Figure 1 and Figure 2 As shown, the double-layer storage rack 4 is a storage box arranged vertically and having a cavity. The front of the storage box is opened, and a horizontally distributed partition 41 is fixedly connected to the storage box, and the storage box is divided into two storage spaces 42 that are adapted to the shape of the exhaust gas treatment box 5 by the partition 41. Both sides of the storage space 42 are provided with horizontally distributed strip openings 43, one end of the strip opening 43 is flush with the front of the storage box, and there is a gap between the other end of the strip opening 43 and the back of the storage box, so that the waste gas treatment box 5 can be easily removed. The exhaust gas treatment box 5 is respectively located in the storage space 42, and the first gas pipe 3 passes through the storage box through the strip opening 43 and is slidably connected to the storage box through the strip opening 43. Specifically, when in use, since one end of the strip opening 43 is flush with the front of the storage box, this will not affect the disassembly and assembly of the exhaust gas treatment box 5 on the double-layer storage rack 4; and when the exhaust gas treatment box 5 is installed on the double-layer storage rack 4, the end of the first gas pipe 3 away from the exhaust gas treatment box 5 can be located outside the storage box through the strip opening 43.

[0027] The specific structure of the exhaust gas treatment box 5 is as follows: Figures 1 to 4 As shown, the exhaust gas treatment box 5 is a box structure with an opening on the top surface, and a box cover 51 is provided at the opening position of the top surface of the exhaust gas treatment box 5. The four corners of the box cover 51 are connected to the exhaust gas treatment box 5 by countersunk bolts 52. Specifically, countersunk holes are opened on the top surface of the box cover 51. When in use, when the box cover 51 is connected to the exhaust gas treatment box 5, the screw end of the countersunk bolt 52 passes through the box cover 51 and is threadedly connected to the exhaust gas treatment box 5, and the head of the countersunk bolt 52 is located in the countersunk hole opened on the box cover 51, which can facilitate the disassembly and assembly of the box cover 51 on the exhaust gas treatment box 5; and when the box cover 51 is removed, the filter plate 8 and the activated carbon adsorption plate 9 in the exhaust gas treatment box 5 can be cleaned and replaced.

[0028] The specific manner in which the filter plate 8, the activated carbon adsorption plate 9 and the exhaust gas treatment box 5 are detachably connected is as follows: the filter plate 8 and the activated carbon adsorption plate 9 are both fixedly sleeved with a rectangular frame 12, the four corners of the exhaust gas treatment box 5 are provided with fixing parts 6, and the two fixing parts 6 located at the same end of the exhaust gas treatment box 5 are arranged oppositely, and the fixing parts 6 each include two fixing plates 61 that are vertically oppositely distributed and spaced apart, and the fixing plates 61 are both located in the exhaust gas treatment box 5 and fixedly connected to the inner wall of the exhaust gas treatment box 5, and the two sides of the rectangular frame 12 are respectively located at two fixed plates. Between the fixed plates 61, the top surface of the rectangular frame 12 is flush with the top surface of the exhaust gas treatment box 5. Specifically, when the filter plate 8 and the activated carbon adsorption plate 9 are installed in the exhaust gas treatment box 5, the two sides of the rectangular frame 12 can be respectively inserted into the fixing member 6, and then the fixing member 6 can fix the position of the filter plate 8 and the activated carbon adsorption plate 9; and when removing the filter plate 8 and the activated carbon adsorption plate 9, the rectangular frame 12 can be taken out from the fixing member 6, which can facilitate the cleaning and replacement of the filter plate 8 and the activated carbon adsorption plate 9 in the exhaust gas treatment box 5.

[0029] Further, such as Figures 1 to 3 As shown, a horizontally distributed annular sealing ring 14 is arranged between the box cover 51 and the exhaust gas treatment box 5. Specifically, during use, when the box cover 51 is connected to the exhaust gas treatment box 5, the screw end of the countersunk bolt 52 passes through the annular sealing ring 14; and the annular sealing ring 14 can improve the sealing between the box cover 51 and the exhaust gas treatment box 5.

[0030] Further, such as Figures 1 to 4 As shown, both sides of the exhaust gas treatment box 5 are fixedly connected with horizontally arranged strip blocks 53 that are adapted to the shape of the strip opening 43. The strip blocks 53 are respectively located in the strip openings 43 and are slidably connected to the strip openings 43. The first gas pipes 3 all pass through the strip blocks 53. Specifically, when in use, when the exhaust gas treatment box 5 is disassembled and assembled on the double-layer storage rack 4, the strip blocks 53 and the strip opening 43 can play a guiding role, thereby improving the stability of the exhaust gas treatment box 5 during the disassembly and assembly process.

[0031] Further, such as Figures 1 to 4 As shown, a handle 54 is fixedly connected to the front of each exhaust gas treatment box 5. The handle 54 can facilitate the removal and assembly of the exhaust gas treatment box 5 on the double-layer storage rack 4. In addition, a notch 55 is provided on the side of each box cover 51. The notch 55 can facilitate the removal and assembly of the box cover 51 on the exhaust gas treatment box 5.

[0032] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. The utility model may have various changes and improvements without departing from the spirit and scope of the utility model. These changes and improvements fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A paint shop exhaust gas treatment device, characterized in that: It comprises a double-layer rack, both sides of which are fixedly connected to a vertically arranged diverter plate and spaced apart from the double-layer rack, the diverter plate is a box structure with a cavity, and the two diverter plates are respectively fixedly connected to an air inlet pipe and an air outlet pipe on one side away from the double-layer rack, and the other side of each diverter plate is fixedly connected from top to bottom to two horizontally arranged second air supply pipes, and each second air supply pipe is installed with a switch valve; Each layer of the double-layer storage rack is detachably connected to a horizontally arranged exhaust gas treatment box, each exhaust gas treatment box is detachably connected to a vertically distributed filter plate and an activated carbon adsorption plate, and both ends of each exhaust gas treatment box are fixedly connected to a horizontally arranged first air pipe, the end of the first air pipe away from the exhaust gas treatment box is located outside the double-layer storage rack, and each first air pipe is coaxially arranged with the second air pipe and distributed at intervals, and a connecting pipe is sleeved and threadedly connected between each first air pipe and the second air pipe, the filter plate and the activated carbon adsorption plate are spaced apart, and the filter plate is located on the side of the activated carbon adsorption plate away from the air outlet pipe.

2. A paint shop exhaust gas treatment device according to claim 1, characterized in that: The double-layer storage rack is a storage box which is vertically arranged and has a cavity. The front of the storage box is opened, and a horizontally distributed partition is fixedly connected to the storage box and the storage box is divided into two storage spaces which are adapted to the shape of the exhaust gas treatment box by the partition. Horizontally distributed strip openings are opened on both sides of the storage space, one end of the strip opening is flush with the front of the storage box, and there is a gap between the other end of the strip opening and the back of the storage box. The exhaust gas treatment box is respectively located in the storage space, and the first gas supply pipe passes through the storage box through the strip opening and is slidably connected to the storage box through the strip opening.

3. A paint shop exhaust gas treatment device according to claim 2, characterized in that: The exhaust gas treatment box is a box structure with an opening on the top surface, and a box cover is arranged at the opening position of the top surface of the exhaust gas treatment box, and the four corners of the box cover are connected to the exhaust gas treatment box by countersunk bolts.

4. A paint shop exhaust gas treatment device according to claim 3, characterized in that: A rectangular frame is fixedly sleeved on the outside of the filter plate and the activated carbon adsorption plate. Fixing parts are provided at the four corners of the exhaust gas treatment box, and the two fixing parts located at the same end of the exhaust gas treatment box are arranged opposite to each other. The fixing parts include two vertically oppositely distributed and spaced fixing plates. The fixing plates are located in the exhaust gas treatment box and fixedly connected to the inner wall of the exhaust gas treatment box. The two sides of the rectangular frame are respectively located between the two fixing plates, and the top surface of the rectangular frame is flush with the top surface of the exhaust gas treatment box.

5. The exhaust gas treatment device for a paint shop according to claim 3 is characterized in that: A horizontally distributed annular sealing ring is arranged between the box cover and the exhaust gas treatment box.

6. The exhaust gas treatment device for a paint shop according to claim 3 is characterized by: Both sides of the exhaust gas treatment box are fixedly connected with horizontally arranged strip blocks that are adapted to the shape of the strip opening. The strip blocks are respectively located in the strip opening and slidably connected to the strip opening. The first gas transmission pipes all pass through the strip blocks.

7. The exhaust gas treatment device for a paint shop according to claim 3 is characterized by: A handle is fixedly connected to the front of each exhaust gas treatment box, and a notch is opened on the side of each box cover.

8. The exhaust gas treatment device for a paint shop according to claim 1 is characterized by: A connecting rod is fixedly connected between each diversion plate and the double-layer storage rack.

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