Waste gas treatment equipment for manufacturing thermosetting powder coating

Abstract

The utility model relates to the technical field of thermosetting powder production waste gas treatment, in particular to waste gas treatment equipment for thermosetting powder coating manufacturing, which comprises a treatment bin, sealing doors are mounted on the left side and the right side of the treatment bin, and a water storage tank is fixedly arranged at the left end of the front outside the treatment bin. Spraying water treatment chambers are arranged at the left end of the interior of the treatment bin in a separated mode, an air supply port is formed in the left end of the middle of the inner wall of each spraying water treatment chamber, a sedimentation tank is fixedly installed at the bottom end of the interior of each spraying water treatment chamber, a UV photolysis purifier is fixedly installed in the middle of the interior of the treatment bin, and the right side of each UV photolysis purifier is fixedly welded and communicated with an adsorption pipe through a pipeline. According to the waste gas treatment equipment for manufacturing the thermosetting powder coating, direct discharging and conveying treatment of waste gas generated in the equipment are achieved, the waste gas purification treatment effect can be ensured to a great extent, powder filtered and intercepted in the spraying water treatment process can be selectively recycled or abandoned after being treated, and the waste gas treatment equipment is more environmentally friendly and economical.

Description

Technical Field

[0001] The utility model relates to the technical field of waste gas treatment in thermosetting powder production, in particular to waste gas treatment equipment for thermosetting powder coating production. Background Art

[0002] The main core raw material of thermosetting powder is resin, and the remaining powder raw materials are basically organic matter. During its production process, additional auxiliary powder molding raw materials such as curing agents are usually added. However, a large amount of organic volatile gases will be generated during its production process, which are usually irritating or even toxic. If there are no protective measures, it will cause serious harm to the health of production personnel. Therefore, the exhaust gas treatment system is extremely important in the production process of thermosetting powder.

[0003] Most of the existing thermosetting powder waste gas treatment equipment is aimed at treating waste gas in indoor workshop spaces, resulting in a large amount of waste gas still escaping from the production equipment. At the same time, the existing treatment equipment has a single treatment method and lacks comprehensive diversity. In addition, in the process of treating waste gas containing solid particulate dust, it lacks a certain dust precipitation and recovery function.

[0004] In order to solve the above problems, we have made improvements and proposed an exhaust gas treatment equipment for the manufacture of thermosetting powder coatings. Utility Model Content

[0005] In order to solve the above technical problems, the present invention provides the following technical solutions:

[0006] The utility model provides an exhaust gas treatment device for the manufacture of thermosetting powder coatings, comprising a treatment chamber, wherein sealed doors are installed on both sides of the treatment chamber, a water storage tank is fixedly arranged at the left end of the external front surface of the treatment chamber, a spray water treatment chamber is separated and arranged at the left end of the interior of the treatment chamber, an air supply port is opened at the left end of the middle part of the inner wall of the spray water treatment chamber, a sedimentation tank is fixedly installed at the bottom end of the interior of the spray water treatment chamber, a UV photolysis purifier is fixedly installed in the middle part of the interior of the treatment chamber, an adsorption tube is fixedly installed on the right side of the UV photolysis purifier through a pipeline fixed welding, and the adsorption tube is located at the right end of the interior of the treatment chamber.

[0007] As an optimal technical solution of the present invention, a water pump is fixedly installed at the bottom left end of the front side of the treatment chamber, the water inlet port of the water pump is connected with the water outlet of the water storage tank, the top of the water storage tank is fixedly connected with the water supply pipe, and a ventilation duct is fixedly installed at the left end of the back side of the treatment chamber, the ventilation duct is connected with the air supply port, and the end of the ventilation duct is fixedly connected and welded with a first exhaust pipe.

[0008] As an optimal technical solution of the present invention, a motor and a fan are installed in the middle of the first exhaust pipe, connecting rods are fixedly provided at equal intervals on the surface of the motor, the ends of the connecting rods are fixedly welded to the inner wall of the first exhaust pipe, and the rotating shaft of the fan is coaxially fixedly connected to the rotating shaft of the motor.

[0009] As an optimal technical solution of the present invention, a waterproof curtain is provided on the left side of the spray water treatment chamber, the top of the waterproof curtain is fixedly connected to the top surface of the inner wall of the treatment chamber, the waterproof curtain is close to the sealed door on the left side of the treatment chamber, and a water mist spray head is provided at the center of the top surface of the spray water treatment chamber, the top of the water mist spray head is fixedly connected to the treatment chamber by screws, and is fixedly connected to the water pump through a pipeline through the treatment chamber.

[0010] As an optimal technical solution of the present invention, an interception filter is detachably installed on the top of the inner wall of the sedimentation tank, and a second exhaust pipe is fixedly installed on the top right side of the spray water treatment chamber. The internal structure of the second exhaust pipe is the same as that of the first exhaust pipe, and the right side of the second exhaust pipe is fixedly connected to the UV photolysis purifier.

[0011] As an optimal technical solution of the present invention, a third exhaust pipe is fixedly installed on the bottom right side of the UV photolysis purifier, and the internal structure of the third exhaust pipe is the same as that of the first exhaust pipe. The bottom of the adsorption tube is fixedly connected to the third exhaust pipe through a pipe, and activated carbon plates are detachably installed at equal intervals inside the adsorption tube. A fourth exhaust pipe is fixedly installed on the right end of the external top surface of the processing chamber, and the internal structure of the fourth exhaust pipe is the same as that of the first exhaust pipe, and is fixedly connected to the top of the adsorption tube through a pipe.

[0012] The beneficial effects of the utility model are as follows: the waste gas treatment equipment for the manufacture of thermosetting powder coatings directly connects the treatment equipment to multiple exhaust pipes, and then connects to multiple powder production and manufacturing equipment, so as to realize the direct discharge and transportation treatment of the waste gas generated in the equipment. At the same time, the treatment chamber is equipped with spray water treatment, UV photolysis treatment and activated carbon adsorption treatment processes in sequence, which can ensure the effect of waste gas purification treatment to the greatest extent, and a sedimentation tank equipped with a filter is added in the spray water treatment process. The powder filtered and intercepted in this process can be recycled or discarded after treatment, which is more environmentally friendly and economical. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0014] Figure 1 This is a schematic structural diagram of an exhaust gas treatment device for manufacturing thermosetting powder coatings according to the present invention;

[0015] Figure 2 This is a schematic diagram of the internal structure of an exhaust gas treatment device for manufacturing thermosetting powder coatings of the utility model;

[0016] Figure 3 This is a schematic diagram of the cross-sectional structure of the first exhaust pipe of an exhaust gas treatment device for manufacturing thermosetting powder coatings of the utility model;

[0017] Figure 4 This is a schematic diagram of the cross-sectional structure of an adsorption pipe of an exhaust gas treatment device for manufacturing thermosetting powder coatings of the utility model;

[0018] In the figure: 1. Processing chamber; 2. Sealed door; 3. Water storage tank; 4. Water pump; 5. First exhaust pipe; 6. Motor; 7. Fan; 8. Air supply port; 9. Waterproof curtain; 10. Water mist spray head; 11. Sedimentation tank; 12. Intercepting filter; 13. Second exhaust pipe; 14. UV photolysis purifier; 15. Third exhaust pipe; 16. Adsorption tube; 17. Activated carbon plate; 18. Fourth exhaust pipe. DETAILED DESCRIPTION

[0019] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention and are not used to limit the present invention.

[0020] Example: Figure 1-4 As shown, a waste gas treatment equipment for the manufacture of thermosetting powder coatings includes a treatment chamber 1, sealed doors 2 are installed on the left and right sides of the treatment chamber 1, a water storage tank 3 is fixedly provided at the left end of the external front of the treatment chamber 1, a spray water treatment chamber is separated at the left end of the interior of the treatment chamber 1, an air supply port 8 is provided at the left end of the middle part of the inner wall of the spray water treatment chamber, a sedimentation tank 11 is fixedly installed at the bottom end of the interior of the spray water treatment chamber, the bottom of the sedimentation tank 11 is connected to the clean water drainage pipeline system of the workshop, a UV photolysis purifier 14 is fixedly installed in the middle of the interior of the treatment chamber 1, and an adsorption tube 16 is fixedly welded on the right side of the UV photolysis purifier 14 through a pipeline, and the adsorption tube 16 is located at the right end of the interior of the treatment chamber 1.

[0021] A water pump 4 is fixedly installed at the bottom left end of the external front of the processing warehouse 1, and the water inlet port of the water pump 4 is connected to the water outlet of the water storage tank 3. The top of the water storage tank 3 is fixedly connected to the water supply pipe. A ventilation duct is fixedly installed at the left end of the back of the external side of the processing warehouse 1. The ventilation duct is connected to the air supply port 8. The end of the ventilation duct is fixedly connected and welded with several first exhaust pipes 5. The ventilation duct is connected to multiple branch pipes, and the end of each branch pipe is connected to a first exhaust pipe 5. Each first exhaust pipe 5 is docked and installed on the surface of an empty and non-interference position of the production equipment, and is connected to the inside of the production equipment.

[0022] A motor 6 and a fan 7 are installed in the middle of the first exhaust pipe 5. Connecting rods are fixedly arranged at equal intervals on the surface of the motor 6. The ends of the connecting rods are fixedly welded to the inner wall of the first exhaust pipe 5. The rotating shaft of the fan 7 is coaxially fixedly connected to the rotating shaft of the motor 6.

[0023] A waterproof curtain 9 is provided on the left side of the spray water treatment chamber, and the top of the waterproof curtain 9 is fixedly connected to the top surface of the inner wall of the treatment chamber 1. The waterproof curtain 9 is close to the sealing door 2 on the left side of the treatment chamber 1. A water mist spray head 10 is provided at the center of the top surface of the spray water treatment chamber. The top of the water mist spray head 10 is fixedly connected to the treatment chamber 1 by screws, and is fixedly connected to the water pump 4 through a pipeline through the treatment chamber 1.

[0024] An interception filter 12 is detachably installed on the top of the inner wall of the sedimentation tank 11, and a second exhaust pipe 13 is fixedly installed on the top right side of the spray water treatment chamber. The internal structure of the second exhaust pipe 13 is the same as that of the first exhaust pipe 5, and the right side of the second exhaust pipe 13 is fixedly connected to the UV photolysis purifier 14.

[0025] A third exhaust pipe 15 is fixedly installed at the bottom right side of the UV photolysis purifier 14. The internal structure of the third exhaust pipe 15 is the same as that of the first exhaust pipe 5. The bottom of the adsorption tube 16 is fixedly connected to the third exhaust pipe 15 through a pipe. Activated carbon plates 17 are detachably installed at equal intervals inside the adsorption tube 16. A fourth exhaust pipe 18 is fixedly installed at the right end of the external top surface of the processing chamber 1. The internal structure of the fourth exhaust pipe 18 is the same as that of the first exhaust pipe 5, and is fixedly connected to the top of the adsorption tube 16 through a pipe. The other end of the fourth exhaust pipe 18 is connected to the outdoor exhaust pipe of the workshop.

[0026] Working principle: When in use, this type of waste gas treatment equipment for the manufacture of thermosetting powder coatings discharges the waste gas generated by the volatilization of the powder raw materials in the production equipment through the first exhaust pipe 5 through the air supply port 8 to the spray water treatment room of the processing bin 1. At the same time, the water pump 4 continuously supplies water to the water mist spray head 10, and the water mist spray head 10 continuously sprays water mist to adsorb the solid dust particles in the waste gas in the water mist and fall into the sedimentation tank 11 for precipitation. The dust particles will be intercepted and filtered by the interception filter 12 in the sedimentation tank 11 and precipitated. The interception filter 12 is replaced and cleaned regularly, and the filtered and precipitated powder particles can be recovered. The waste gas after water treatment enters the interior of the UV photolysis purifier 14 through the second exhaust pipe 13 for UV photolysis ozone treatment, and then enters the adsorption tube 16 through the third exhaust pipe 15. After the final adsorption treatment by the activated carbon plate 17, it can be discharged into the outdoor exhaust pipe through the fourth exhaust pipe 18.

[0027] Finally, it should be noted that the above description is merely a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art will be able to modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein with equivalents. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the scope of protection of the present invention.

Claims

1. An exhaust gas treatment device for the manufacture of thermosetting powder coatings, comprising a treatment chamber (1), characterized in that: Sealed doors (2) are installed on both left and right sides of the processing chamber (1); a water storage tank (3) is fixedly installed on the left end of the front exterior of the processing chamber (1); a spray water treatment chamber is separated and provided at the left end of the interior of the processing chamber (1); an air supply port (8) is provided at the left end of the middle portion of the inner wall of the spray water treatment chamber; a sedimentation tank (11) is fixedly installed at the bottom end of the interior of the spray water treatment chamber; a UV photolysis purifier (14) is fixedly installed in the middle portion of the interior of the processing chamber (1); an adsorption tube (16) is fixedly welded to the right side of the UV photolysis purifier (14) through a pipeline; and the adsorption tube (16) is located at the right end of the interior of the processing chamber (1).

2. The waste gas treatment equipment for thermosetting powder coating production according to claim 1, characterized in that: A water pump (4) is fixedly provided at the bottom left end of the front surface of the treatment chamber (1), the water inlet port of the water pump (4) is connected to the water outlet of the water storage tank (3), the top of the water storage tank (3) is fixedly connected to the water supply pipe, and a ventilation duct is fixedly installed at the left end of the back surface of the treatment chamber (1), the ventilation duct is connected to the air supply port (8), and the end of the ventilation duct is fixedly connected and welded with a first exhaust pipe (5).

3. The waste gas treatment equipment for thermosetting powder coating production according to claim 2, characterized in that: A motor (6) and a fan (7) are installed in the middle of the first exhaust pipe (5). Connecting rods are fixedly arranged at equal intervals on the surface of the motor (6). The ends of the connecting rods are fixedly welded to the inner wall of the first exhaust pipe (5). The rotating shaft of the fan (7) is coaxially fixedly connected to the rotating shaft of the motor (6).

4. The waste gas treatment equipment for thermosetting powder coating production according to claim 3, characterized in that: A waterproof curtain (9) is provided on the left side of the spray water treatment chamber, the top of the waterproof curtain (9) is fixedly connected to the top surface of the inner wall of the treatment chamber (1), and the waterproof curtain (9) is close to the sealing door (2) on the left side of the treatment chamber (1). A water mist spray head (10) is provided at the center of the top surface of the spray water treatment chamber, the top of the water mist spray head (10) is fixedly connected to the treatment chamber (1) by screws, and passes through the treatment chamber (1) and is fixedly connected to the water pump (4) by a pipeline.

5. The waste gas treatment equipment for thermosetting powder coating production according to claim 4, characterized in that: An interception filter (12) is detachably mounted on the top of the inner wall of the sedimentation tank (11), and a second exhaust pipe (13) is fixedly mounted on the top right side of the spray water treatment chamber. The internal structure of the second exhaust pipe (13) is the same as that of the first exhaust pipe (5), and the right side of the second exhaust pipe (13) is fixedly connected to a UV photolysis purifier (14).

6. The waste gas treatment equipment for thermosetting powder coating production according to claim 5, characterized in that: A third exhaust pipe (15) is fixedly installed at the bottom right side of the UV photolysis purifier (14), and the internal structure of the third exhaust pipe (15) is the same as that of the first exhaust pipe (5). The bottom of the adsorption pipe (16) is fixedly connected to the third exhaust pipe (15) through a pipe, and activated carbon plates (17) are detachably installed at equal intervals inside the adsorption pipe (16). A fourth exhaust pipe (18) is fixedly installed at the right end of the external top surface of the processing chamber (1), and the internal structure of the fourth exhaust pipe (18) is the same as that of the first exhaust pipe (5), and is fixedly connected to the top of the adsorption pipe (16) through a pipe.

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