Equipment for catalyzing VOC (Volatile Organic Compounds) by light oxygen

Abstract

The utility model discloses equipment for photo-oxidation catalysis of VOC (volatile organic compounds), and relates to the technical field of waste gas treatment equipment. The equipment comprises a purifying box, a connecting box is fixedly mounted on the outer wall of the top of the purifying box, an air outlet and a light inlet are formed in the top of the purifying box, a transparent plate is fixedly mounted on the inner wall of the light inlet, a fixing frame is fixedly mounted on the inner wall of the connecting box, and a net cage is placed on the top of the fixing frame. According to the equipment for photo-oxidation catalysis of VOC, waste gas can be conveyed into the purification box through the gas conveying unit, the waste gas is evenly sprayed into a catalyst, the waste gas makes full contact with the catalyst, the purification effect on the waste gas is improved, then through cooperation of activated carbon, the waste gas can be filtered, secondary purification is achieved, and the waste gas purification effect is improved. And through cooperation of a net cage, a handle, a water inlet pipe and a water drainage pipe, activated carbon and a catalyst can be conveniently replaced, and the purification effect of the activated carbon and the catalyst is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of waste gas treatment equipment, in particular to a device for photo-oxidation catalysis of VOC. Background Art

[0002] A photocatalytic oxidation VOC treatment device with publication number CN215086181 U includes a workbench, a treatment component is installed at one end of the upper surface of the workbench, a mounting box is fixedly installed on the upper surface of the workbench and located on one side of the treatment component, a fan is installed on the inner bottom of the mounting box, an activated carbon plate is arranged on the inner wall of the mounting box and located above the fan, and a delivery pipe is arranged on one side of the mounting box and located above the activated carbon plate. By setting an ultraviolet lamp tube, the device can operate normally when the light conditions are insufficient, which can meet more usage requirements. By setting a first gas one-way valve and a second gas one-way valve, the gas can only be transported in one direction inside the device, which ensures the normal operation of the device, is more convenient to use, and has a better treatment effect on VOC substances in exhaust gas.

[0003] However, during the use of the above-mentioned device, the exhaust gas in the treatment box will directly diffuse to the outside of the device through the through holes, and will not come into contact with the catalyst in the treatment box to react, and thus will not achieve a good purification effect. Utility Model Content

[0004] The purpose of the utility model is to provide a device for photo-oxidation catalysis of VOCs to solve the problems and defects raised by the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a device for photo-oxidation catalytic VOC, comprising a purification box, a connection box is fixedly installed on the top outer wall of the purification box, an air outlet and a light inlet are opened on the top of the purification box, a transparent plate is fixedly installed on the inner wall of the light inlet, a fixed frame is fixedly installed on the inner wall of the connection box, a mesh box is placed on the top of the fixed frame, activated carbon is placed inside the mesh box, exhaust gas can be filtered to achieve secondary purification, and the purification effect of exhaust gas is further improved, and the utility model also includes a fill light fixedly installed on the front and rear inner walls of the purification box, an inclined plate fixedly installed on the inner wall of the purification box, a catalyst is placed on the top of the inclined plate, and a gas transmission unit installed on the purification box, which is used to evenly transport the exhaust gas to the catalyst through the gas transmission unit.

[0006] Preferably, the gas delivery unit includes an air delivery pipe, an air pump and an air extraction pipe. The air delivery pipe is fixedly installed on the front side of the purification box, the air extraction pump is fixedly installed on the front outer wall of the purification box, one end of the air delivery pipe is fixedly connected to the output end of the air extraction pump, and one end of the air extraction pipe is fixedly connected to the input end of the air extraction pump. An air outlet is provided at the bottom of the air delivery pipe, which can transport the exhaust gas to the interior of the purification box and evenly spray the exhaust gas into the catalyst, so that the exhaust gas is fully in contact with the catalyst, thereby improving the purification effect of the exhaust gas.

[0007] Preferably, air outlets are provided on both sides of the connection box, and handles are fixedly installed on the outer walls of both sides of the mesh box. The handles are located inside the air outlets, so that the activated carbon can be easily replaced.

[0008] Preferably, a water inlet pipe and a drain pipe are fixedly installed on the rear side of the purification box, the water inlet pipe is provided with a solenoid valve, the drain pipe is provided with a valve, and a water level sensor is fixedly installed on the inner wall of one side of the purification box, so that the catalyst can be easily replaced.

[0009] Preferably, the inclined plate is fixedly mounted with a support rod, the bottom of the support rod is fixedly mounted on the inner bottom of the purification box, and the top of the support rod is fixedly mounted on the bottom outer wall of the gas pipe to support the inclined plate and the gas pipe.

[0010] Preferably, the light inlet and the transparent plate are arranged at an angle, and the angle between the transparent plate and the horizontal plane is 20-30 degrees, so as to reduce the catalyst residue inside the purification box.

[0011] Preferably, a cover plate is placed on the top of the connection box, and four sets of movable wheels are fixedly installed on the bottom outer wall of the purification box, and the four sets of movable wheels are symmetrically arranged in a rectangular shape, so as to facilitate the mobile transportation of the equipment.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The photo-oxidation catalytic VOC equipment can transport the exhaust gas to the interior of the purification box through the gas transmission unit, and evenly spray the exhaust gas into the catalyst, so that the exhaust gas can fully contact the catalyst, thereby improving the purification effect of the exhaust gas. The exhaust gas can be filtered through the combination of activated carbon to achieve secondary purification, thereby further improving the purification effect of the exhaust gas. The activated carbon and the catalyst can be easily replaced through the combination of the mesh box, handle, water inlet pipe and drain pipe, and the purification effect of the activated carbon and the catalyst can be guaranteed. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The utility model is further described below in conjunction with the accompanying drawings and embodiments:

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 It is a structural schematic diagram of the other side of the utility model;

[0017] Figure 3 It is a cross-sectional view of the purification box and the connection box of the utility model.

[0018] Figure numerals: 1. purification box; 2. connection box; 3. cover plate; 4. mesh box; 5. handle; 6. fixing frame; 7. transparent plate; 8. air pipe; 9. vacuum pump; 10. vacuum pipe; 11. inclined plate; 12. support rod; 13. fill light; 14. water level sensor; 15. water inlet pipe; 16. drain pipe; 17. movable wheel. DETAILED DESCRIPTION

[0019] 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.

[0020] See also Figure 1-3 The utility model provides a technical solution: a device for photo-oxidation catalytic VOC, comprising a purification box 1, a connection box 2 is fixedly installed on the top outer wall of the purification box 1, an air outlet and a light inlet are opened on the top of the purification box 1, a transparent plate 7 is fixedly installed on the inner wall of the light inlet, a fixing frame 6 is fixedly installed on the inner wall of the connection box 2, a mesh box 4 is placed on the top of the fixing frame 6, activated carbon is placed inside the mesh box 4, the purified exhaust gas will pass through the mesh box 4 and the activated carbon inside the mesh box 4, and finally be discharged through the air outlet, and when the exhaust gas passes through the activated carbon, the activated carbon performs secondary filtration and purification on the exhaust gas, further improving the purification effect of the exhaust gas, and also includes a fill light 13 fixedly installed on the inner walls of the front and rear sides of the purification box 1, an inclined plate 11 fixedly installed on the inner wall of the purification box 1, a catalyst is placed on the top of the inclined plate 11, and a gas transmission unit installed on the purification box 1, which is used to uniformly transport the exhaust gas to the catalyst through the gas transmission unit.

[0021] The gas supply unit includes a gas supply pipe 8, an air pump 9 and an air extraction pipe 10. The gas supply pipe 8 is fixedly installed on the front side of the purification box 1, and the air extraction pump 9 is fixedly installed on the front outer wall of the purification box 1. One end of the gas supply pipe 8 is fixedly connected to the output end of the air extraction pump 9, and one end of the air extraction pipe 10 is fixedly connected to the input end of the air extraction pump 9. An air outlet is opened at the bottom of the gas supply pipe 8. The air extraction pump 9 is started, and the air extraction pump 9 extracts the exhaust gas through the air extraction pipe 10. The exhaust gas enters the catalyst through the gas supply pipe 8 and the air outlet, so that the exhaust gas is fully in contact with the catalyst, and then the fill light 13 is turned on to improve the purification effect of the catalyst on the exhaust gas.

[0022] Air outlets are provided on both sides of the connection box 2, and handles 5 are fixedly installed on the outer walls of both sides of the net box 4. The handles 5 are located inside the air outlets, so that the activated carbon can be easily replaced.

[0023] A water inlet pipe 15 and a drain pipe 16 are fixedly installed on the rear side of the purification box 1. The water inlet pipe 15 is provided with a solenoid valve, and the drain pipe 16 is provided with a valve. A water level sensor 14 is fixedly installed on the inner wall of one side of the purification box 1, so that the catalyst can be easily replaced. When the water level sensor 14 senses that the liquid level of the catalyst inside the purification box 1 is lowered, the water level sensor 14 will activate the solenoid valve, so that the catalyst enters the interior of the purification box 1 through the water inlet pipe 15, and the catalyst is automatically replenished.

[0024] The inclined plate 11 is fixedly mounted with a support rod 12 , the bottom of the support rod 12 is fixedly mounted on the inner bottom of the purification box 1 , and the top of the support rod 12 is fixedly mounted on the bottom outer wall of the gas pipe 8 , for supporting the inclined plate 11 and the gas pipe 8 .

[0025] The light inlet and the transparent plate 7 are arranged at an angle, and the angle between the transparent plate 7 and the horizontal plane is 20-30 degrees, so as to reduce the catalyst residue inside the purification box 1.

[0026] A cover plate 3 is placed on the top of the connection box 2, and four sets of movable wheels 17 are fixedly installed on the bottom outer wall of the purification box 1, and the four sets of movable wheels 17 are symmetrically arranged in a rectangular shape, which is convenient for moving and transporting the equipment.

[0027] Working principle: one end of the water inlet pipe 15 is connected with the interior of the catalyst storage box, and the catalyst is injected into the interior of the purification box 1 through the water inlet pipe 15, so that the catalyst submerges the air pipe 8 inside the purification box 1, and the air pump 9 is started. The air pump 9 extracts the exhaust gas through the air pipe 10, and the exhaust gas enters the catalyst through the air pipe 8 and the air outlet, so that the exhaust gas and the catalyst are fully in contact, and then the fill light 13 is turned on to improve the purification effect of the catalyst on the exhaust gas. The purified exhaust gas will pass through the mesh box 4 and the activated carbon inside the mesh box 4, and finally be discharged through the air outlet. When the exhaust gas passes through the activated carbon, the activated carbon performs secondary filtration and purification on the exhaust gas. When the water level sensor 14 senses that the liquid level of the catalyst inside the purification box 1 has dropped, the water level sensor 14 will start the solenoid valve, so that the catalyst enters the interior of the purification box 1 through the water inlet pipe 15, and the catalyst is automatically replenished.

[0028] 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. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A device for photocatalytic VOC, comprising a purification box (1), a connection box (2) is fixedly installed on the top outer wall of the purification box (1), an air outlet and a light inlet are opened on the top of the purification box (1), a transparent plate (7) is fixedly installed on the inner wall of the light inlet, a fixing frame (6) is fixedly installed on the inner wall of the connection box (2), a mesh box (4) is placed on the top of the fixing frame (6), and activated carbon is placed inside the mesh box (4), characterized in that: Also includes: A fill light (13) is fixedly mounted on the front and rear inner walls of the purification box (1); an inclined plate (11) is fixedly mounted on the inner wall of the purification box (1); a catalyst is placed on the top of the inclined plate (11); The gas delivery unit installed on the purification box (1) is used to evenly deliver the exhaust gas to the catalyst.

2. The device for photocatalytic VOC according to claim 1, characterized in that: The gas delivery unit comprises a gas delivery pipe (8), an air extraction pump (9) and an air extraction pipe (10); the gas delivery pipe (8) is fixedly mounted on the front side of the purification box (1); the air extraction pump (9) is fixedly mounted on the front outer wall of the purification box (1); one end of the gas delivery pipe (8) is fixedly connected to the output end of the air extraction pump (9); one end of the air extraction pipe (10) is fixedly connected to the input end of the air extraction pump (9); and an air outlet is provided at the bottom of the gas delivery pipe (8).

3. The device for photocatalytic VOC according to claim 2, characterized in that: Air outlets are provided on both sides of the connection box (2), and handles (5) are fixedly mounted on both side outer walls of the net box (4), and the handles (5) are located inside the air outlets.

4. The device for photocatalytic VOC according to claim 3, characterized in that: A water inlet pipe (15) and a drain pipe (16) are fixedly installed on the rear side of the purification box (1), the water inlet pipe (15) is provided with a solenoid valve, and the drain pipe (16) is provided with a valve. A water level sensor (14) is fixedly installed on the inner wall of one side of the purification box (1).

5. The device for photocatalytic VOC according to claim 4, characterized in that: The inclined plate (11) is fixedly mounted with a support rod (12), the bottom of the support rod (12) is fixedly mounted on the inner bottom of the purification box (1), and the top of the support rod (12) is fixedly mounted on the bottom outer wall of the gas transmission pipe (8).

6. The device for photocatalytic VOC according to claim 5, characterized in that: The light inlet and the transparent plate (7) are arranged in an inclined manner, and the angle between the transparent plate (7) and the horizontal plane is 20-30 degrees.

7. The device for photocatalytic VOC according to claim 6, characterized in that: A cover plate (3) is placed on the top of the connection box (2), and four sets of movable wheels (17) are fixedly mounted on the bottom outer wall of the purification box (1), and the four sets of movable wheels (17) are symmetrically arranged in a rectangular shape.

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