RCO heat accumulating type catalytic combustion device

Abstract

The utility model discloses an RCO heat accumulating type catalytic combustion device which comprises a combustion tank, air pipes communicated with the two sides of the combustion tank and catalytic materials filled in the combustion tank, an adjusting structure is arranged in the combustion tank, and a transmission structure located at the bottom of the adjusting structure is arranged in the combustion tank. The adjusting structure comprises a bearing plate fixedly connected to the interior of the combustion tank. The bearing plate is extruded through the transmission structure, so that the bearing plate is shifted in the combustion tank, catalytic materials on the surface of the bearing plate are pushed in the shifting process of the bearing plate to complete the displacement and transposition state, the catalytic materials with the changed positions can expand the contact uniformity with waste gas, the catalytic effect is improved, and the catalytic effect is improved. According to the heat accumulating type catalytic combustion device, the storage mode of a catalyst inside an existing heat accumulating type catalytic combustion device can be improved, a direct spreading mode is replaced for spreading, the catalyst at the bottom can make full contact with internal waste gas in the heating process, and the release effect of the catalyst is prevented from being affected.

Description

Technical Field

[0001] The utility model relates to the technical field of RCO regenerative heat catalysis, in particular to an RCO regenerative heat catalytic combustion device. Background Art

[0002] RCO regenerative catalytic combustion is a technology used to treat organic waste gas, which means regenerative catalytic oxidation device. This technology combines the two treatment methods of heat storage and catalytic oxidation. The catalyst is used to promote the oxidation reaction of organic waste gas under high temperature conditions, and convert the organic waste gas into harmless carbon dioxide and water. The heated waste gas passes through the catalyst bed and contacts with the catalyst surface for reaction. The catalyst bed usually uses stable and efficient metal oxides as carriers and is loaded with active components such as platinum, palladium, etc. Under the action of the catalyst, the harmful substances in the organic waste gas are oxidized into carbon dioxide and water vapor.

[0003] For example, the patent number disclosed by the China Patent Network is: 202122045927.5, and the patent name is: RCO heat storage catalytic combustion equipment, including a shell, the top and bottom of the shell are provided with exhaust equipment, and the top and bottom of the shell are respectively provided with heat storage ceramic body one and heat storage ceramic body two, heating zones are provided at the top and bottom of the shell, and a catalyst chamber is provided in the middle of the shell, a catalytic layer is provided in the catalyst chamber, and the catalyst chamber is connected with the heating zone through a pipe, a solenoid valve is provided in the pipe, and an electric heater and a temperature sensor are provided in the heating zone, the upper and lower exhaust equipment are respectively connected with the upper and lower air pipes one, the upper and lower air pipes one are connected with air pipe two and air pipe three, and two valves one are provided on air pipe two. The utility model has a simple structure, can effectively utilize the heat energy on heat storage ceramic body one and heat storage ceramic body two, avoid waste of resources, has low operating energy consumption, safe and reliable operation, and convenient management.

[0004] However, the storage method of the catalyst inside the existing heat storage catalytic combustion equipment is relatively simple, mainly by spreading it directly flat. The bottom catalyst cannot fully contact with the internal exhaust gas during the heating process, which affects the catalyst release effect.

[0005] Therefore, it is necessary to redesign the RCO regenerative catalytic combustion device. Utility Model Content

[0006] In order to solve the problems raised in the above-mentioned background technology, the purpose of the utility model is to provide an RCO heat storage catalytic combustion device, which has the advantage of improving the contact uniformity between the catalyst and the exhaust gas, and solves the problem that the storage method of the catalyst inside the existing heat storage catalytic combustion equipment is relatively single, mainly through direct paving. The bottom catalyst cannot fully contact with the internal exhaust gas during the heating process, resulting in the catalyst release effect being affected.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an RCO regenerative catalytic combustion device, comprising a combustion tank;

[0008] The gas pipes connected to both sides of the combustion tank;

[0009] Catalytic material filled inside the combustion tank;

[0010] The combustion tank is provided with an adjustment structure inside;

[0011] The combustion tank is provided with a transmission structure at the bottom of the adjustment structure;

[0012] The regulating structure comprises a bearing plate fixedly connected to the inside of the combustion tank, the bearing plate is composed of a flat metal coil, the catalytic material is placed on the top of the bearing plate, and the transmission structure can squeeze and move the bearing plate.

[0013] As a preferred embodiment of the utility model, the transmission structure includes a screw rod movably connected to the inside of the combustion tank through a bearing, the screw rod is located at the bottom of the supporting plate, the surface of the screw rod is threadedly connected with a screw sleeve, the top of the screw sleeve is fixedly connected with a bracket, the inner side of the bracket is fixedly connected with a pressure rod, the outer surface of the pressure rod is in contact with the bottom of the supporting plate, the right side of the combustion tank is fixedly connected with a transmission motor, the right end of the screw rod passes through the combustion tank and extends to the right side of the combustion tank, and the right end of the screw rod is fixedly connected to the output end of the transmission motor.

[0014] As a preferred embodiment of the utility model, a support roller is sleeved on the surface of the pressure rod, and the outer surface of the support roller is in contact with the bottom of the carrying plate.

[0015] As a preferred embodiment of the utility model, the left and right sides inside the combustion tank are fixedly connected with guide rods, the guide rods are located on both sides of the screw rod, the screw sleeve is sleeved on the surface of the guide rod, and the guide rod and the screw sleeve are slidably connected.

[0016] As a preferred embodiment of the present invention, an opening is provided on the surface of the screw sleeve, and the front side and the rear side of the opening are fixedly connected with reinforcing ribs, and the reinforcing ribs are located on the outside of the guide rod.

[0017] As a preferred embodiment of the present invention, sealing strips are fixedly connected to the left and right sides of the inner wall of the combustion pot, and the side of the sealing strip away from the combustion pot is fixedly connected to the bottom of the supporting plate.

[0018] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0019] 1. The utility model squeezes the carrier plate through the transmission structure, so that the carrier plate is moved inside the combustion tank. During the movement of the carrier plate, the catalytic material on the surface is pushed to complete the displacement state. The catalytic material with changed position can expand the contact uniformity with the exhaust gas and improve the catalytic effect. The utility model can improve the storage method of the catalyst inside the existing heat storage catalytic combustion equipment, instead of spreading it directly in a flat manner, so that the bottom catalyst can fully contact with the internal exhaust gas during the heating process, avoiding the catalyst release effect being affected.

[0020] 2. The utility model can flexibly control the load-bearing plate by arranging the screw rod, the screw sleeve, the bracket and the pressure rod, and can improve the shifting effect of the load-bearing plate.

[0021] 3. The utility model can protect the load-bearing plate by arranging the support roller, thereby reducing the wear of the load-bearing plate and the pressure rod during contact and friction.

[0022] 4. The utility model can limit the screw sleeve by setting a guide rod to prevent the screw sleeve from tilting during movement.

[0023] 5. The utility model can reduce the weight of the screw sleeve by providing openings and reinforcing ribs, while ensuring the overall strength of the screw sleeve.

[0024] 6. The utility model can improve the connection stability between the bearing plate and the combustion tank by providing a sealing strip, thereby preventing leakage from occurring at the connection between the two. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a schematic diagram of the structure of the utility model;

[0026] Figure 2 This is a schematic diagram of the cross-sectional structure of the utility model;

[0027] Figure 3 It is a bottom view schematic diagram of the local structure of the utility model.

[0028] In the figure: 1. combustion tank; 2. air pipe; 3. catalytic material; 4. adjustment structure; 5. transmission structure; 6. bearing plate; 7. screw; 8. screw sleeve; 9. bracket; 10. pressure rod; 11. transmission motor; 12. support roller; 13. guide rod; 14. opening; 15. reinforcing rib; 16. sealing strip. DETAILED DESCRIPTION

[0029] 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.

[0030] like Figures 1 to 3 As shown, the utility model provides an RCO regenerative catalytic combustion device, comprising a combustion tank 1;

[0031] An air pipe 2 connected to both sides of the combustion tank 1;

[0032] Catalytic material 3 filled in the combustion tank 1;

[0033] An adjustment structure 4 is provided inside the combustion tank 1;

[0034] A transmission structure 5 located at the bottom of the adjustment structure 4 is arranged inside the combustion tank 1;

[0035] The regulating structure 4 comprises a bearing plate 6 fixedly connected to the inside of the combustion tank 1 , the bearing plate 6 is formed by laying a metal coil flat, the catalytic material 3 is placed on the top of the bearing plate 6 , and the transmission structure 5 can squeeze the bearing plate 6 to move.

[0036] refer to Figure 3 The transmission structure 5 includes a screw rod 7 movably connected to the inside of the combustion pot 1 through a bearing, the screw rod 7 is located at the bottom of the bearing plate 6, the surface of the screw rod 7 is threadedly connected with a screw sleeve 8, the top of the screw sleeve 8 is fixedly connected with a bracket 9, the inner side of the bracket 9 is fixedly connected with a pressure rod 10, the outer surface of the pressure rod 10 contacts the bottom of the bearing plate 6, the right side of the combustion pot 1 is fixedly connected with a transmission motor 11, the right end of the screw rod 7 passes through the combustion pot 1 and extends to the right side of the combustion pot 1, and the right end of the screw rod 7 is fixedly connected to the output end of the transmission motor 11.

[0037] As a technical optimization solution of the utility model, by providing the screw rod 7, the screw sleeve 8, the bracket 9 and the pressure rod 10, the bearing plate 6 can be flexibly controlled, and the shifting effect of the bearing plate 6 can be improved.

[0038] refer to Figure 3 A support roller 12 is sleeved on the surface of the pressure rod 10 , and the outer surface of the support roller 12 contacts the bottom of the carrying plate 6 .

[0039] As a technical optimization solution of the present invention, by providing the support roller 12, the bearing plate 6 can be protected and the wear of the bearing plate 6 and the pressure rod 10 during contact and friction can be reduced.

[0040] refer to Figure 3The left and right sides of the combustion pot 1 are fixedly connected with guide rods 13, the guide rods 13 are located on both sides of the screw rod 7, the screw sleeve 8 is sleeved on the surface of the guide rod 13, and the guide rod 13 and the screw sleeve 8 are slidably connected.

[0041] As a technical optimization solution of the present invention, by providing a guide rod 13, the screw sleeve 8 can be limited to avoid the screw sleeve 8 from tilting during the movement.

[0042] refer to Figure 3 An opening 14 is formed on the surface of the screw sleeve 8 , and a reinforcing rib 15 is fixedly connected to the front and rear sides of the opening 14 . The reinforcing rib 15 is located on the outer side of the guide rod 13 .

[0043] As a technical optimization solution of the present invention, by providing the opening 14 and the reinforcing ribs 15 , the weight of the screw sleeve 8 can be reduced while ensuring the overall strength of the screw sleeve 8 .

[0044] refer to Figure 3 The left and right sides of the inner wall of the combustion pot 1 are fixedly connected with sealing strips 16 , and the side of the sealing strip 16 away from the combustion pot 1 is fixedly connected to the bottom of the carrying plate 6 .

[0045] As a technical optimization solution of the present invention, by providing a sealing strip 16, the connection stability between the support plate 6 and the combustion tank 1 can be improved to prevent leakage at the connection between the two.

[0046] The working principle and use process of the utility model are as follows: when in use, exhaust gas is injected into the combustion tank 1 through the air pipe 2, and at the same time, the catalytic material 3 reacts with the exhaust gas and completes the catalytic treatment. During the reaction of the catalytic material 3, the transmission motor 11 drives the screw 7 to rotate, and the screw 7 uses the thread to push the screw sleeve 8 to move horizontally. During the movement of the screw sleeve 8, the support roller 12 on the surface of the bracket 9 is used to squeeze the carrier plate 6, so that the carrier plate 6 is moved inside the combustion tank 1. During the movement of the carrier plate 6, the catalytic material 3 on the surface is pushed to complete the displacement and transposition state. The catalytic material 3 that changes its position can expand the contact uniformity with the exhaust gas and improve the catalytic effect.

[0047] In summary: the RCO heat storage catalytic combustion device squeezes the carrier plate 6 through the transmission structure 5, so that the carrier plate 6 is moved inside the combustion tank 1. During the movement of the carrier plate 6, the catalytic material 3 on the surface is pushed to complete the displacement state. The catalytic material 3 that changes position can expand the contact uniformity with the exhaust gas and improve the catalytic effect. The utility model can improve the storage method of the catalyst inside the existing heat storage catalytic combustion equipment, instead of spreading it directly in a flat manner, so that the bottom catalyst can fully contact with the internal exhaust gas during the heating process, avoiding the catalyst release effect being affected.

[0048] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0049] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A RCO regenerative catalytic combustion device, comprising a combustion tank (1); An air pipe (2) connected to both sides of the combustion tank (1); A catalytic material (3) filled inside the combustion tank (1); Features: The combustion tank (1) is provided with an adjustment structure (4) inside; The combustion tank (1) is provided with a transmission structure (5) located at the bottom of the adjustment structure (4); The regulating structure (4) comprises a supporting plate (6) fixedly connected to the inside of the combustion tank (1), the supporting plate (6) being composed of a flat metal coil, the catalytic material (3) being placed on the top of the supporting plate (6), and the transmission structure (5) being able to squeeze the supporting plate (6) to move.

2. The RCO regenerative catalytic combustion device according to claim 1, characterized in that: The transmission structure (5) comprises a screw rod (7) movably connected to the inside of the combustion pot (1) via a bearing, the screw rod (7) being located at the bottom of the bearing plate (6), a screw sleeve (8) being threadedly connected to the surface of the screw rod (7), a bracket (9) being fixedly connected to the top of the screw sleeve (8), a pressure rod (10) being fixedly connected to the inner side of the bracket (9), an outer surface of the pressure rod (10) being in contact with the bottom of the bearing plate (6), a transmission motor (11) being fixedly connected to the right side of the combustion pot (1), a right end of the screw rod (7) passing through the combustion pot (1) and extending to the right side of the combustion pot (1), and a right end of the screw rod (7) being fixedly connected to an output end of the transmission motor (11).

3. The RCO regenerative catalytic combustion device according to claim 2, characterized in that: A support roller (12) is sleeved on the surface of the pressure rod (10), and the outer surface of the support roller (12) is in contact with the bottom of the bearing plate (6).

4. The RCO regenerative catalytic combustion device according to claim 2, characterized in that: The left and right sides of the combustion pot (1) are fixedly connected with guide rods (13), the guide rods (13) are located on both sides of the screw rod (7), the screw sleeve (8) is sleeved on the surface of the guide rod (13), and the guide rod (13) and the screw sleeve (8) are slidably connected.

5. The RCO regenerative catalytic combustion device according to claim 4, characterized in that: An opening (14) is provided on the surface of the screw sleeve (8), and a reinforcing rib (15) is fixedly connected to the front and rear sides of the opening (14), and the reinforcing rib (15) is located on the outside of the guide rod (13).

6. The RCO regenerative catalytic combustion device according to claim 1, characterized in that: The left and right sides of the inner wall of the combustion pot (1) are both fixedly connected with sealing strips (16), and the side of the sealing strip (16) away from the combustion pot (1) is fixedly connected to the bottom of the bearing plate (6).

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