Honeycomb zeolite adsorption and desorption catalytic combustion device for removing VOC (Volatile Organic Compounds)

Abstract

The utility model discloses a honeycomb zeolite adsorption and desorption catalytic combustion device for removing volatile organic compounds (VOC), which comprises a box body, a transverse partition plate is fixedly connected inside the box body, a vertical partition plate is fixedly connected at the upper end of the transverse partition plate, and the transverse partition plate and the vertical partition plate divide the inside of the box body into a first filtering adsorption cavity, a second filtering adsorption cavity and a combustion cavity. Containing frames are slidably connected to the interiors of the first filtering adsorption cavity and the second filtering adsorption cavity, honeycomb plates are fixedly connected to the middle positions in the containing frames, filters are fixedly connected to the upper ends in the containing frames, and honeycomb zeolite is fixedly connected to the lower ends in the containing frames; the upper end of the box body is fixedly connected with a shunt pipe of which the upper end is fixedly connected with an air inlet pipe; the first filtering adsorption cavity and the second filtering adsorption cavity communicate with the combustion cavity through connecting pipes correspondingly, and a catalytic combustor is fixedly connected into the combustion cavity. Fixing assemblies are fixedly connected to the two sides of the box body. According to the utility model, the honeycomb zeolite is replaced more conveniently and quickly, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of waste gas treatment, in particular to a honeycomb zeolite adsorption-desorption catalytic combustion device for removing VOC. Background Art

[0002] VOC is a common reagent in the production process of petrochemical industry, spray painting industry, paint and coating production and processing industry, rubber production and processing industry, printing and dyeing industry, etc. The VOC waste gas generated by it usually has complex composition, large emission concentration changes, is not easily soluble in water, contains acid or alkali, and is difficult to treat. It is usually treated with honeycomb zeolite adsorption and desorption catalytic combustion device

[0003] When applying for the present invention, the applicant found through search that a Chinese patent disclosed a "honeycomb zeolite adsorption catalytic combustion device" with application number "202120971043.X". The key points of the technical solution of this patent are: it includes an outer shell, a support seat, a filter chamber, a desorption catalytic chamber and a combustion chamber. The filter chamber and the desorption catalytic chamber are isolated by a honeycomb partition, the desorption catalytic chamber and the combustion chamber are isolated by an isolation plate, the desorption catalytic chamber and the combustion chamber are fixedly connected on the side by an air guide pipe, a filter is provided in the filter chamber, a honeycomb zeolite sieve is fixedly provided in the desorption catalytic chamber, a catalytic burner is fixedly provided in the combustion chamber, and a temperature sensor is fixedly provided in the combustion chamber; the utility model solves the problem that the purification effect of the adsorption device and the catalytic purification device of the device is not good and the device is not of integrated design and is more troublesome to operate.

[0004] Although the above patent realizes an integrated design, it is troublesome to replace the honeycomb zeolite, which affects the work efficiency. Therefore, it is necessary to design a honeycomb zeolite adsorption and desorption catalytic combustion device for removing VOCs. Utility Model Content

[0005] The utility model aims to solve the shortcomings in the prior art and proposes a honeycomb zeolite adsorption-desorption catalytic combustion device for removing VOC.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a honeycomb zeolite adsorption and desorption catalytic combustion device for removing VOC, comprising a box body, a transverse partition is fixedly connected to the inside of the box body, a vertical partition is fixedly connected to the upper end of the transverse partition, the transverse partition and the vertical partition divide the inside of the box body into a first filter adsorption chamber, a second filter adsorption chamber and a combustion chamber, the first filter adsorption chamber and the second filter adsorption chamber are both slidably connected to a containing frame, a honeycomb panel is fixedly connected to the middle position of the containing frame, and a filter is fixedly connected to the upper end of the containing frame. The lower end of the containing frame is fixedly connected with a honeycomb zeolite; the upper end of the box body is fixedly connected with a shunt pipe, the shunt pipe is communicated with the first filter adsorption chamber and the second filter adsorption chamber respectively, and the upper end of the shunt pipe is fixedly connected with an air inlet pipe; the first filter adsorption chamber and the second filter adsorption chamber are communicated with the combustion chamber respectively through connecting pipes, the front end of the box body is fixedly connected with an air outlet pipe, the air outlet pipe is communicated with the combustion chamber, and the combustion chamber is fixedly connected with a catalytic burner; both sides of the box body are fixedly connected with fixing components, and the fixing components are used to fix the containing frame.

[0007] As a further description of the above technical solution:

[0008] The two gas outlet ends of the diverter pipe are respectively fixedly mounted with a first valve and a second valve, wherein the first valve corresponds to the first filter adsorption chamber, and the second valve corresponds to the second filter adsorption chamber.

[0009] As a further description of the above technical solution:

[0010] The inner walls of the first filter adsorption chamber and the second filter adsorption chamber are both fixedly connected with slide rails, and the slide rails are slidably connected to the containing frame.

[0011] As a further description of the above technical solution:

[0012] A handle is fixedly connected to the front end of the containing frame, and the handle is located in the middle of the containing frame.

[0013] As a further description of the above technical solution:

[0014] The fixing assembly includes a guide seat, a moving rod, a spring, a connecting plate, a pressure plate, a linkage rod and a fixed shaft. The guide seats are fixedly connected to both sides of the box body, and the moving rod is slidably connected inside the guide seat. One end of the moving rod is fixedly connected to the connecting plate, and the other end of the moving rod is rotatably connected to the pressure plate. A group of the fixing assembly is provided with two pressure plates, and the front ends of the pressure plates are fixedly connected to the fixed shaft, and the circumferential surface of the fixed shaft is rotatably connected to the linkage rod; the circumferential surface of the moving rod is provided with a spring, one end of the spring is fixedly connected to the guide seat, and the other end of the spring is fixedly connected to the connecting plate.

[0015] As a further description of the above technical solution:

[0016] The lower end of the box body is fixedly connected with a support base, and two support bases are provided and symmetrically distributed on both sides of the lower end of the box body.

[0017] The utility model has the following beneficial effects:

[0018] 1. Compared with the prior art, the honeycomb zeolite adsorption-desorption catalytic combustion device for removing VOCs is provided with a containing frame and a fixing component. When the honeycomb zeolite needs to be replaced, the fixing component is used to release the limitation of the containing frame. At this time, the containing frame can be taken out from the inside of the box, so as to facilitate the replacement of the new honeycomb zeolite, making it more convenient and quick to replace the honeycomb zeolite, thereby improving work efficiency.

[0019] 2. Compared with the prior art, the honeycomb zeolite adsorption and desorption catalytic combustion device for removing VOCs is provided with a shunt pipe, a first valve and a second valve, so that when replacing the honeycomb zeolite in the first filter adsorption chamber, it is only necessary to close the first valve and open the second valve at the same time. At this time, the exhaust gas will enter the second filter adsorption chamber, and then the zeolite in the second filter adsorption chamber can continue to filter and adsorb the exhaust gas, so that when the honeycomb zeolite is replaced, there is no need to shut down the equipment, thereby improving the filtration efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the overall first-view structure of a honeycomb zeolite adsorption-desorption catalytic combustion device for removing VOCs proposed by the utility model;

[0021] Figure 2 The utility model proposes a honeycomb zeolite adsorption and desorption catalytic combustion device for removing VOC Figure 1 Enlarged view of part A;

[0022] Figure 3 This is a schematic structural diagram of the overall second perspective of a honeycomb zeolite adsorption-desorption catalytic combustion device for removing VOCs proposed by the utility model;

[0023] Figure 4 This is a schematic diagram of the internal structure of a honeycomb zeolite adsorption-desorption catalytic combustion device for removing VOCs proposed by the utility model;

[0024] Figure 5 The utility model proposes a honeycomb zeolite adsorption and desorption catalytic combustion device for removing VOC Figure 4 Enlarged view of part B.

[0025] Legend:

[0026] 1. Box body; 2. Air inlet pipe; 3. Diverter pipe; 4. First valve; 5. Second valve; 6. Container frame; 7. Handle; 8. Fixed assembly; 801. Guide seat; 802. Moving rod; 803. Spring; 804. Connecting plate; 805. Pressing plate; 806. Linking rod; 807. Fixed shaft; 9. Air outlet pipe; 10. Support seat; 11. Connecting pipe; 12. First filter-adsorption chamber; 13. Second filter-adsorption chamber; 14. Combustion chamber; 15. Catalytic burner; 16. Vertical partition; 17. Horizontal partition; 18. Filter; 19. Honeycomb zeolite; 20. Honeycomb plate; 21. Slide rail. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] In the description of the present utility model, it should be noted that the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present utility model; the terms "first", "second", and "third" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance. In addition, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0029] Reference Figure 1-5The utility model provides a honeycomb zeolite adsorption and desorption catalytic combustion device for removing VOC, comprising a box body 1, a transverse partition 17 is fixedly connected inside the box body 1, a vertical partition 16 is fixedly connected to the upper end of the transverse partition 17, the transverse partition 17 and the vertical partition 16 divide the inside of the box body 1 into a first filter adsorption chamber 12, a second filter adsorption chamber 13 and a combustion chamber 14, the first filter adsorption chamber 12 and the second filter adsorption chamber 13 are both slidably connected to a containing frame 6, a honeycomb plate 20 is fixedly connected to the middle position of the containing frame 6, a filter 18 is fixedly connected to the upper end of the containing frame 6, and a honeycomb zeolite 19 is fixedly connected to the lower end of the containing frame 6; the upper end of the box body 1 is fixedly connected to a diverter pipe 3 The shunt pipe 3 is respectively connected to the first filter adsorption chamber 12 and the second filter adsorption chamber 13, and the upper end of the shunt pipe 3 is fixedly connected to the air inlet pipe 2; the first filter adsorption chamber 12 and the second filter adsorption chamber 13 are respectively connected to the combustion chamber 14 through the connecting pipe 11, and the front end of the box body 1 is fixedly connected to the outlet pipe 9, the outlet pipe 9 is connected to the combustion chamber 14, and the combustion chamber 14 is fixedly connected to the catalytic burner 15; both sides of the box body 1 are fixedly connected to the fixing components 8, and the fixing components 8 are used to fix the containing frame 6; the two outlet ends of the shunt pipe 3 are respectively fixedly installed with the first valve 4 and the second valve 5, the first valve 4 corresponds to the first filter adsorption chamber 12, and the second valve 5 corresponds to the second filter adsorption chamber 13.

[0030] Specifically, the VOC waste gas enters the inside of the diverter pipe 3 through the air inlet pipe 2, and then the first valve 4 is opened, at this time the VOC waste gas will enter the inside of the first filter adsorption chamber 12, and will be initially filtered by the filter 18 inside the first filter adsorption chamber 12 to filter out impurities in the VOC waste gas, and then will enter the inside of the honeycomb zeolite 19 along the honeycomb plate 20, and the honeycomb zeolite 19 will continue to adsorb organic matter in the VOC waste gas, and the VOC waste gas passing through the honeycomb zeolite 19 will enter the inside of the combustion chamber 14 through the connecting pipe 11, and then the catalytic burner 15 inside the combustion chamber 14 will burn and catalyze the waste gas, and after the gas treatment is completed, it will finally be discharged from the outlet pipe 9; when the honeycomb zeolite 19 needs to be replaced, the fixing component 8 is used to release the restriction on the containing frame 6, and at this time the containing frame 6 can be taken out from the inside of the box body 1, so as to facilitate the replacement of the new honeycomb zeolite 19, making it more convenient and quick to replace the honeycomb zeolite 19, thereby improving work efficiency.

[0031] The inner walls of the first filter-adsorption chamber 12 and the second filter-adsorption chamber 13 are fixedly connected with a slide rail 21, and the slide rail 21 is slidably connected to the containing frame 6. During operation, the movement of the containing frame 6 can be limited by setting the slide rail 21, so that the containing frame 6 can move stably.

[0032] A handle 7 is fixedly connected to the front end of the containing frame 6 , and the handle 7 is located in the middle of the containing frame 6 . When working, the containing frame 6 can be conveniently pulled to move under the action of the handle 7 by setting the handle 7 .

[0033] The fixing assembly 8 includes a guide seat 801, a moving rod 802, a spring 803, a connecting plate 804, a pressing plate 805, a linkage rod 806 and a fixed shaft 807. The guide seats 801 are fixedly connected on both sides of the box body 1. The moving rod 802 is slidably connected inside the guide seat 801. One end of the moving rod 802 is fixedly connected to the connecting plate 804. The other end of the moving rod 802 is rotatably connected to the pressing plate 805. A set of fixing assemblies 8 is provided with two pressing plates 805. The front ends of the pressing plates 805 are fixedly connected to the fixed shaft 807. The circumferential surface of the fixed shaft 807 is rotatably connected to the linkage rod 806. The moving rod 802 A spring 803 is provided on the circumferential surface, one end of the spring 803 is fixedly connected to the guide seat 801, and the other end of the spring 803 is fixedly connected to the connecting plate 804. During operation, when it is necessary to pull out the containing frame 6, the connecting plate 804 is pulled forward, and at this time, with the cooperation of the moving rod 802, the pressure plate 805 can be driven away from the containing frame 6, and then the pressure plate 805 is rotated downward. At this time, with the cooperation of the fixed shaft 807 and the connecting rod 806, the two pressure plates 805 can be rotated downward synchronously, so that the two pressure plates 805 can be simultaneously separated from the fixation of the containing frame 6, thereby facilitating the removal of the containing frame 6.

[0034] The lower end of the box body 1 is fixedly connected with a support base 10. Two support bases 10 are provided and symmetrically distributed on both sides of the lower end of the box body 1. When working, by setting the support base 10, the lower end of the box body 1 can be supported under the action of the support base 10, so that the lower end of the box body 1 is away from the ground.

[0035] Finally, it should be noted that the above is only 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 can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A honeycomb zeolite adsorption-desorption catalytic combustion device for removing VOC, comprising a housing (1), characterized in that: The box body (1) is fixedly connected with a transverse partition (17) inside, and the upper end of the transverse partition (17) is fixedly connected with a vertical partition (16), and the transverse partition (17) and the vertical partition (16) divide the inside of the box body (1) into a first filter adsorption chamber (12), a second filter adsorption chamber (13) and a combustion chamber (14), and the first filter adsorption chamber (12) and the second filter adsorption chamber (13) are both slidably connected with a containing frame (6), and a honeycomb panel (20) is fixedly connected at a middle position inside the containing frame (6), a filter (18) is fixedly connected to the upper end of the containing frame (6), and a honeycomb zeolite (19) is fixedly connected to the lower end of the containing frame (6); the box body (1 ) is fixedly connected to the upper end thereof with a shunt pipe (3), the shunt pipe (3) being communicated with the first filter adsorption chamber (12) and the second filter adsorption chamber (13) respectively, and the upper end thereof is fixedly connected to an air inlet pipe (2); the first filter adsorption chamber (12) and the second filter adsorption chamber (13) are respectively communicated with the combustion chamber (14) through a connecting pipe (11); the front end of the housing (1) is fixedly connected to an air outlet pipe (9), the air outlet pipe (9) being communicated with the combustion chamber (14), and a catalytic burner (15) being fixedly connected inside the combustion chamber (14); both sides of the housing (1) are fixedly connected to fixing components (8), the fixing components (8) being used to fix the containing frame (6).

2. A honeycomb zeolite adsorption-desorption catalytic combustion device for removing VOC according to claim 1, characterized in that: A first valve (4) and a second valve (5) are respectively fixedly mounted on the two gas outlet ends of the diverter pipe (3); the first valve (4) corresponds to the first filter adsorption chamber (12), and the second valve (5) corresponds to the second filter adsorption chamber (13).

3. The honeycomb zeolite adsorption-desorption catalytic combustion device for removing VOC according to claim 1, characterized in that: The inner walls of the first filter adsorption chamber (12) and the second filter adsorption chamber (13) are both fixedly connected with a slide rail (21), and the slide rail (21) is slidably connected to the containing frame (6).

4. The honeycomb zeolite adsorption-desorption catalytic combustion device for removing VOC according to claim 1, characterized in that: A handle (7) is fixedly connected to the front end of the containing frame (6), and the handle (7) is located in the middle of the containing frame (6).

5. The honeycomb zeolite adsorption-desorption catalytic combustion device for removing VOC according to claim 1, characterized in that: The fixing assembly (8) comprises a guide seat (801), a moving rod (802), a spring (803), a connecting plate (804), a pressure plate (805), a linkage rod (806) and a fixed shaft (807); the guide seats (801) are fixedly connected to both sides of the box body (1); the moving rod (802) is slidably connected inside the guide seat (801); one end of the moving rod (802) is fixedly connected to the connecting plate (804); the other end of the moving rod (802) is rotatably connected to the connecting plate (804); A pressure plate (805) is connected, and a group of the fixed components (8) is provided with two pressure plates (805), and the front ends of the pressure plates (805) are fixedly connected with a fixed shaft (807), and the circumferential surface of the fixed shaft (807) is rotatably connected with a connecting rod (806); a spring (803) is provided on the circumferential surface of the movable rod (802), and one end of the spring (803) is fixedly connected to the guide seat (801), and the other end of the spring (803) is fixedly connected to the connecting plate (804).

6. The honeycomb zeolite adsorption-desorption catalytic combustion device for removing VOC according to claim 1, characterized in that: The lower end of the box body (1) is fixedly connected to a support seat (10), and two support seats (10) are provided and symmetrically distributed on both sides of the lower end of the box body (1).

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