Heat storage type three-chamber RTO tail gas purification device

Abstract

The utility model relates to the field of waste gas purification equipment, and discloses a heat storage type three-chamber RTO tail gas purification device which comprises a base, one side of the upper surface of the base is fixedly connected with a first heat storage chamber, a second heat storage chamber and a third heat storage chamber, the inner wall of the first heat storage chamber is fixedly connected with a first ceramic heat storage body, and the inner wall of the third heat storage chamber is fixedly connected with a second ceramic heat storage body. The middle of the upper surface of the first heat storage chamber is fixedly connected with a water storage tank, and the upper surface of the water storage tank is fixedly connected with a fourth heat storage chamber. According to the heat storage type three-chamber RTO tail gas purification device, water storage tanks are arranged between the first heat storage chamber, the second heat storage chamber and the fourth heat storage chambers and between the third heat storage chamber and the fourth heat storage chambers, water in the water storage tanks can absorb heat absorbed by the first ceramic heat storage body and the second ceramic heat storage body, and therefore the energy cost can be saved through the heat storage type three-chamber RTO tail gas purification device; and the heat utilization effect of the device is also improved.

Description

Technical Field

[0001] The utility model relates to the field of waste gas purification equipment, in particular to a heat storage type three-chamber RTO tail gas purification device. Background Art

[0002] The thermal storage type three-chamber RTO tail gas purification device is a device used to treat industrial waste gas, and is often used in high-temperature waste gas treatment systems. RTO is an incineration regeneration device, which is a device that cleans organic waste gas through high-temperature combustion and heat recovery. The thermal storage type three-chamber RTO tail gas purification device can efficiently treat industrial waste gas through high-temperature combustion and heat recovery, and has low energy consumption. It is widely used in the waste gas treatment field of chemical, printing and dyeing, coating and other industries, and can effectively reduce the pollution caused by organic waste gas to the environment.

[0003] However, a traditional heat storage type three-chamber RTO exhaust gas purification device will discharge the gas after the gas passes through the three chambers, and the heat contained in the gas that has not been absorbed will also be discharged, so that the heat contained in the gas cannot be fully absorbed by the device, thereby reducing the efficiency of the device in absorbing heat.

[0004] Therefore, those skilled in the art provide a heat storage type three-chamber RTO tail gas purification device to solve the problems raised in the above background technology. Utility Model Content

[0005] The purpose of the utility model is to solve the shortcomings existing in the prior art, and a heat storage type three-chamber RTO exhaust gas purification device is proposed. Compared with the traditional heat storage type three-chamber RTO exhaust gas purification device, the heat storage type three-chamber RTO exhaust gas purification device is provided with a plurality of fourth heat storage chambers. If the heat of the high-temperature gas has not been reduced to the release range after being absorbed by the first heat storage chamber, the second heat storage chamber and the third heat storage chamber, the third control valve can be opened to allow the gas to enter the fourth heat storage chamber, and the gas heat is absorbed again through the plurality of fourth heat storage chambers, so that the efficiency of the device in absorbing the heat of the gas is improved, thereby improving the working efficiency of the device.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a heat storage type three-chamber RTO tail gas purification device, comprising a base, one side of the upper surface of the base is respectively fixedly connected with a first heat storage chamber, a second heat storage chamber and a third heat storage chamber, the inner wall of the first heat storage chamber is fixedly connected with a first ceramic heat storage body, the middle part of the upper surface of the first heat storage chamber is fixedly connected with a water storage tank, the upper surface of the water storage tank is fixedly connected with a fourth heat storage chamber, the outer wall of the rear end of the fourth heat storage chamber is fixedly connected with a third gas transmission pipe, and the middle part of the outer wall of the third gas transmission pipe is fixedly connected with a third control valve.

[0007] Through the above technical scheme, compared with the traditional heat storage type three-chamber RTO exhaust gas purification device, the heat storage type three-chamber RTO exhaust gas purification device is provided with a water storage tank between the first heat storage chamber, the second heat storage chamber, the third heat storage chamber and the plurality of fourth heat storage chambers. The water in the water storage tank can absorb the heat absorbed by the first ceramic heat storage body and the second ceramic heat storage body, so that the device can save energy costs and improve the heat utilization effect of the device.

[0008] Furthermore, the middle parts of the lower ends of the outer walls on both sides of the first heat storage chamber are fixedly connected with first gas pipes, and the middle part of the outer wall of the first gas pipe is fixedly connected with a first control valve;

[0009] Through the above technical solution, the gas can flow between the combustion chamber, the first heat storage chamber, the second heat storage chamber and the third heat storage chamber through the first gas pipe, and then the first gas pipe is opened or closed by rotating the first control valve.

[0010] Furthermore, a combustion chamber is fixedly connected to a side of the upper surface of the base away from the first heat storage chamber, and an air intake pipe is fixedly connected to an upper portion of an outer wall of one side of the combustion chamber;

[0011] Through the above technical solution, the organic waste gas can enter the first heat storage chamber through the air intake pipe, and be completely burned under the high temperature conditions of the combustion chamber, thereby oxidizing the pollutants in the organic waste gas into harmless carbon dioxide and water.

[0012] Furthermore, a plurality of ceramic heat storage plates are fixedly connected to the middle of the bottom surface of the first ceramic heat storage body, and a plurality of ventilation grooves are provided on the outer walls of both sides of the ceramic heat storage plates;

[0013] Through the above technical solution, when the gas enters the first heat storage chamber, it can be absorbed by the ceramic heat storage plate on the first ceramic heat storage body, and the ventilation groove can improve the absorption efficiency of the ceramic heat storage plate.

[0014] Furthermore, the upper and lower parts of the front end outer wall of the first heat storage chamber are fixedly connected to limit rings, and the lower part of the front end outer wall of the water storage tank is fixedly connected to a water outlet pipe;

[0015] Through the above technical solution, the water outlet pipe can be fixed on the first heat storage chamber more firmly through the limiting ring, and the user can extract water from the water tank through the water outlet pipe.

[0016] Furthermore, the outer wall at the rear end of the water storage tank is fixedly connected to a water inlet pipe, and the outer wall at the rear end of the water inlet pipe is fixedly connected to a diversion pipe;

[0017] Through the above technical solution, the user can connect the diverter pipe with the water inlet pipe to inject water into the water tank.

[0018] Furthermore, the inner wall of the fourth heat storage chamber is fixedly connected to a second ceramic heat storage body, the outer wall of one side of the fourth heat storage chamber is fixedly connected to a second gas pipeline, and the middle part of the outer wall of the second gas pipeline is fixedly connected to a second control valve;

[0019] Through the above technical solution, the heat of the gas can be absorbed by the fourth heat storage chamber by setting the second ceramic heat storage body, so that the gas can flow between the multiple fourth heat storage chambers through the second gas pipe, and then the second gas pipe is opened or closed by rotating the second control valve.

[0020] Furthermore, a liquid sensor is fixedly connected to the upper portion of one side of the front outer wall of the water storage tank, and a gas sensor is fixedly connected to the upper portion of one side of the front outer wall of the third heat storage chamber;

[0021] According to the above technical solution, a liquid sensor is provided so that a user can detect the water temperature in the water tank, and a gas sensor is provided so that a user can detect the temperature of the gas in the third heat storage chamber.

[0022] The utility model has the following beneficial effects:

[0023] 1. The utility model proposes a heat storage type three-chamber RTO exhaust gas purification device. Compared with the traditional heat storage type three-chamber RTO exhaust gas purification device, the heat storage type three-chamber RTO exhaust gas purification device is provided with multiple fourth heat storage chambers. If the heat of the high-temperature gas has not been reduced to the release range after being absorbed by the first heat storage chamber, the second heat storage chamber and the third heat storage chamber, the third control valve can be opened to allow the gas to enter the fourth heat storage chamber. The gas heat is absorbed again through the multiple fourth heat storage chambers, so that the efficiency of the device in absorbing the gas heat is improved, thereby improving the working efficiency of the device.

[0024] 2. The utility model proposes a heat storage type three-chamber RTO exhaust gas purification device. Compared with the traditional heat storage type three-chamber RTO exhaust gas purification device, the heat storage type three-chamber RTO exhaust gas purification device is provided with a water storage tank between the first heat storage chamber, the second heat storage chamber, the third heat storage chamber and the plurality of fourth heat storage chambers. The water in the water storage tank can absorb the heat absorbed by the first ceramic heat storage body and the second ceramic heat storage body, so that the device can save energy costs and improve the heat utilization effect of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 This is a schematic diagram of the structure of a heat storage type three-chamber RTO tail gas purification device proposed by the utility model;

[0026] Figure 2This is a schematic diagram of the third gas transmission pipe structure of a heat storage type three-chamber RTO tail gas purification device proposed by the utility model;

[0027] Figure 3 This is a schematic diagram of the structure of the third heat storage chamber of a heat storage type three-chamber RTO tail gas purification device proposed by the utility model;

[0028] Figure 4 This is a schematic diagram of the water inlet pipe structure of a heat storage type three-chamber RTO tail gas purification device proposed by the utility model;

[0029] Figure 5 This is a schematic structural diagram of the first heat storage chamber of a heat storage type three-chamber RTO tail gas purification device proposed in the utility model.

[0030] Legend:

[0031] 1. Base; 2. Combustion chamber; 3. Air inlet pipe; 4. First heat storage chamber; 5. Second heat storage chamber; 6. Third heat storage chamber; 7. Limiting ring; 8. First ceramic heat storage body; 9. Ceramic heat storage plate; 10. First gas pipeline; 11. First control valve; 12. Water storage tank; 13. Water outlet pipe; 14. Liquid sensor; 15. Water inlet pipe; 16. Diverter pipe; 17. Fourth heat storage chamber; 18. Second ceramic heat storage body; 19. Second gas pipeline; 20. Second control valve; 21. Third gas pipeline; 22. Third control valve; 23. Gas sensor; 24. Vent groove. DETAILED DESCRIPTION

[0032] 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.

[0033] Reference Figure 1-5The utility model provides an embodiment: a heat storage type three-chamber RTO tail gas purification device, comprising a base 1, one side of the upper surface of the base 1 is fixedly connected to the first heat storage chamber 4, the second heat storage chamber 5 and the third heat storage chamber 6, the middle part of the lower end of the outer wall of both sides of the first heat storage chamber 4 is fixedly connected to the first gas pipeline 10, and the middle part of the outer wall of the first gas pipeline 10 is fixedly connected to the first control valve 11, so that the gas can pass through the first gas pipeline 10 in the combustion chamber 2, the first heat storage chamber 4, the second heat storage chamber 6, and the third heat storage chamber 6. The first heat storage chamber 4 is connected to the heat storage chamber 5 and the third heat storage chamber 6, and the first air pipe 10 is opened or closed by rotating the first control valve 11. The inner wall of the first heat storage chamber 4 is fixedly connected with the first ceramic heat storage body 8, the middle part of the upper surface of the first heat storage chamber 4 is fixedly connected with the water storage tank 12, the upper surface of the water storage tank 12 is fixedly connected with the fourth heat storage chamber 17, the outer wall of the rear end of the fourth heat storage chamber 17 is fixedly connected with the third air pipe 21, and the middle part of the outer wall of the third air pipe 21 is fixedly connected with the third control valve 22.

[0034] Compared with the traditional heat storage type three-chamber RTO exhaust gas purification device, the heat storage type three-chamber RTO exhaust gas purification device is provided with multiple fourth heat storage chambers 17. If the heat of the high-temperature gas has not been reduced to the release range after being absorbed by the first heat storage chamber 4, the second heat storage chamber 5 and the third heat storage chamber 6, the third control valve 22 can be opened to allow the gas to enter the fourth heat storage chamber 17. The gas heat is absorbed again through the multiple fourth heat storage chambers 17, so that the efficiency of the device in absorbing the gas heat is improved, thereby improving the working efficiency of the device.

[0035] A combustion chamber 2 is fixedly connected to the side of the upper surface of the base 1 away from the first heat storage chamber 4, and an air intake pipe 3 is fixedly connected to the upper part of the outer wall of one side of the combustion chamber 2, so that the organic waste gas can enter the first heat storage chamber 4 through the air intake pipe 3, and is completely burned under the high temperature condition of the combustion chamber 2, and the pollutants in the organic waste gas are oxidized into harmless carbon dioxide and water. A plurality of ceramic heat storage plates 9 are fixedly connected to the middle of the inner bottom surface of the first ceramic heat storage body 8, and a plurality of ventilation grooves 24 are provided on the outer walls on both sides of the ceramic heat storage plates 9, so that when the gas enters the first heat storage chamber 4 The air can be absorbed by the ceramic heat storage plate 9 on the first ceramic heat storage body 8, and the ventilation groove 24 can improve the absorption efficiency of the ceramic heat storage plate 9. The upper and lower parts of the front end outer wall of the first heat storage chamber 4 are fixedly connected to the limiting ring 7, and the lower part of the front end outer wall of the water storage tank 12 is fixedly connected to the water outlet pipe 13, so that the water outlet pipe 13 can be more firmly fixed on the first heat storage chamber 4 through the limiting ring 7, and the user can extract the water in the water storage tank 12 through the water outlet pipe 13. The outer wall of the rear end of the water storage tank 12 is fixedly connected to the water inlet pipe 15, and the water inlet pipe 15 is fixedly connected to the outer wall of the rear end of the water storage tank 12. The outer wall of the rear end of the pipe 15 is fixedly connected with a shunt pipe 16, so that the user can connect the shunt pipe 16 with the water inlet pipe 15 to inject water into the water storage tank 12, the inner wall of the fourth heat storage chamber 17 is fixedly connected with a second ceramic heat storage body 18, the outer wall of one side of the fourth heat storage chamber 17 is fixedly connected with a second gas pipeline 19, and the middle part of the outer wall of the second gas pipeline 19 is fixedly connected with a second control valve 20. By setting the second ceramic heat storage body 18, the heat of the gas can be absorbed by the fourth heat storage chamber 17, so that the gas can pass through the second The gas delivery pipe 19 circulates between the plurality of fourth heat storage chambers 17, and the second gas delivery pipe 19 is opened or closed by rotating the second control valve 20. A liquid sensor 14 is fixedly connected to the upper portion of one side of the front end outer wall of the water storage tank 12, and a gas sensor 23 is fixedly connected to the upper portion of one side of the front end outer wall of the third heat storage chamber 6. The liquid sensor 14 is provided so that the user can detect the water temperature in the water storage tank 12, and the gas sensor 23 is provided so that the user can detect the temperature of the gas in the third heat storage chamber 6.

[0036] Working principle: When the device needs to be used, the organic waste gas first enters the first heat storage chamber 4 through the intake pipe 3, and is completely burned under high temperature conditions to oxidize the pollutants in the organic waste gas into harmless carbon dioxide and water. The high-temperature waste gas generated in the combustion chamber 2 passes through the first heat storage chamber 4, the second heat storage chamber 5 and the third heat storage chamber 6, where the heat is absorbed and stored, and the pollutants in the waste gas are further oxidized. If the heat of the high-temperature gas has not been reduced to the release range after being absorbed by the first heat storage chamber 4, the second heat storage chamber 5 and the third heat storage chamber 6, the third control valve 22 can be opened to allow the gas to enter the fourth heat storage chamber 17. The gas heat is absorbed again after passing through multiple fourth heat storage chambers 17, thereby improving the efficiency of the device in absorbing gas heat.

[0037] 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 heat storage type three-chamber RTO tail gas purification device, comprising a base (1), characterized in that: A first heat storage chamber (4), a second heat storage chamber (5) and a third heat storage chamber (6) are respectively fixedly connected to one side of the upper surface of the base (1); a first ceramic heat storage body (8) is fixedly connected to the inner wall of the first heat storage chamber (4); a water storage tank (12) is fixedly connected to the middle of the upper surface of the first heat storage chamber (4); a fourth heat storage chamber (17) is fixedly connected to the upper surface of the water storage tank (12); a third gas transmission pipe (21) is fixedly connected to the outer wall at the rear end of the fourth heat storage chamber (17); and a third control valve (22) is fixedly connected to the middle of the outer wall of the third gas transmission pipe (21).

2. A heat storage type three-chamber RTO tail gas purification device according to claim 1, characterized in that: The middle parts of the lower ends of the outer walls on both sides of the first heat storage chamber (4) are fixedly connected to the first gas delivery pipe (10), and the middle part of the outer wall of the first gas delivery pipe (10) is fixedly connected to the first control valve (11).

3. A heat storage type three-chamber RTO tail gas purification device according to claim 1, characterized in that: A combustion chamber (2) is fixedly connected to a side of the upper surface of the base (1) away from the first heat storage chamber (4), and an air intake pipe (3) is fixedly connected to the upper portion of an outer wall of one side of the combustion chamber (2).

4. A heat storage type three-chamber RTO tail gas purification device according to claim 1, characterized in that: A plurality of ceramic heat storage plates (9) are fixedly connected to the middle of the inner bottom surface of the first ceramic heat storage body (8), and a plurality of ventilation grooves (24) are provided on the outer walls on both sides of the ceramic heat storage plates (9).

5. A heat storage type three-chamber RTO tail gas purification device according to claim 1, characterized in that: The upper and lower parts of the front end outer wall of the first heat storage chamber (4) are both fixedly connected to a limiting ring (7), and the lower part of the front end outer wall of the water storage tank (12) is fixedly connected to a water outlet pipe (13).

6. A heat storage type three-chamber RTO tail gas purification device according to claim 1, characterized in that: The outer wall at the rear end of the water storage tank (12) is fixedly connected to a water inlet pipe (15), and the outer wall at the rear end of the water inlet pipe (15) is fixedly connected to a diversion pipe (16).

7. A heat storage type three-chamber RTO tail gas purification device according to claim 1, characterized in that: The inner wall of the fourth heat storage chamber (17) is fixedly connected to a second ceramic heat storage body (18), the outer wall on one side of the fourth heat storage chamber (17) is fixedly connected to a second gas supply pipe (19), and the middle part of the outer wall of the second gas supply pipe (19) is fixedly connected to a second control valve (20).

8. The heat storage type three-chamber RTO tail gas purification device according to claim 1 is characterized in that: A liquid sensor (14) is fixedly connected to the upper portion of one side of the front end outer wall of the water storage tank (12), and a gas sensor (23) is fixedly connected to the upper portion of one side of the front end outer wall of the third heat storage chamber (6).

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