CN212691798U

CN212691798U - Catalytic combustion safety purifier

Info

Publication number: CN212691798U
Application number: CN202021507858.4U
Authority: CN
Inventors: 徐进; 王立安
Original assignee: Kunshan Chongyu Environmental Protection Technology Co ltd
Current assignee: Kunshan Chongyu Environmental Protection Technology Co ltd
Priority date: 2020-07-27
Filing date: 2020-07-27
Publication date: 2021-03-12
Anticipated expiration: 2030-07-27

Abstract

The utility model relates to a catalytic combustion safety purification device, it is including the burner that is used for burning organic waste gas, is connected with the admission line on the burner and gives vent to anger the pipeline, is equipped with emptier, filter and spark arrester on the admission line in proper order along the direction that is close to burner, is equipped with the fan on the pipeline of giving vent to anger, is equipped with temperature sensor in the burner, still is equipped with the controller on the burner, controller and temperature sensor, emptier electric connection. The application has the effect of improving the safety of the operation of the catalytic combustion purifier.

Description

Catalytic combustion safety purifier

Technical Field

The application relates to the field of purifying equipment, in particular to a catalytic combustion safety purifying device.

Background

In the industrial production process, a large amount of organic waste gas containing benzene, toluene, ethylbenzene, styrene and the like is generated, and the organic waste gas is directly discharged into the air, so that serious environmental pollution is caused, and the health of people nearby is damaged.

The currently used catalytic combustion purifier generally preheats the organic waste gas, burns the organic waste gas, and finally discharges the burnt organic waste gas to the atmosphere.

With respect to the related art in the above, the inventors consider that: the prior catalytic combustion purifier is difficult to control the operation of the purifier according to the combustion condition of the organic waste gas when treating the organic waste gas, and has insufficient safety.

SUMMERY OF THE UTILITY MODEL

In order to improve the security of catalytic combustion clarifier operation, the application provides a catalytic combustion safety purifier.

The application provides a catalytic combustion safety purification device adopts following technical scheme:

the utility model provides a catalytic combustion safety purification device, is including the burner that is used for burning organic waste gas, the last admission line and the pipeline of giving vent to anger of being connected with of burner, last evacuating device, filter and the spark arrester of being equipped with in proper order of the direction of being close to burner of admission line, it is equipped with the fan on the pipeline of giving vent to anger, be equipped with temperature sensor in the burner, the last controller that still is equipped with of burner, controller and temperature sensor, evacuating device electric connection.

By adopting the technical scheme, the temperature of the organic waste gas in the combustion device can be obtained by utilizing the temperature sensor, and the emptying device is controlled by the controller. Of course, the heating is stopped when the temperature of the organic waste gas in the combustion device reaches a set value; when the temperature is higher than the limited temperature, the heating is stopped, and the automatic emptying device is started, so that the amount of the organic waste gas conveyed to the combustion device is reduced, and the operation safety of the catalytic combustion purifier is improved.

Preferably, the controller is electrically connected with the fan.

By adopting the technical scheme, the controller is electrically connected with the fan, and after the purifier is started and the fan is started for 2-3 min, the controller controls the combustion device to preheat the organic waste gas; and when the preheating is stopped, the residual gas is exhausted completely, and the temperature of the combustion cylinder is lower than 100 ℃, the fan is closed.

Preferably, the combustion device is provided with a safety relief device.

Through adopting above-mentioned technical scheme, when meeting accident, safe bleeder opens, can improve catalytic combustion clarifier's security with the interior organic waste gas rapid evacuation of burner.

Preferably, the combustion device comprises a combustion cylinder with two closed ends, a guide cylinder penetrates through the combustion cylinder, the guide cylinder is connected with one end of the combustion cylinder, the other end of the combustion cylinder is connected with a guide ring, an area enclosed by the outer wall of the guide ring and the inner wall of the combustion cylinder is a preheating chamber, the preheating chamber is communicated with the air inlet pipeline, an area enclosed by the inner wall of the guide ring and the inner wall of the guide cylinder and the inner wall of the combustion cylinder is a catalytic combustion chamber, and the catalytic combustion chamber is communicated with the air outlet pipeline.

By adopting the technical scheme, after the purifier is started, the discharged organic waste gas is introduced into the preheating chamber, and the organic waste gas is heated in the preheating chamber. The organic exhaust gas is then conveyed through the guide ring into the catalytic combustor. Organic waste gas burns in the catalytic combustion room, and the heat that produces can see through the guide cylinder, heats the organic waste gas in the preheating chamber, consumes the heat that accumulates in the catalytic combustion room promptly, improves the security of catalytic combustion clarifier operation, reduces the energy that the catalytic combustion clarifier consumed when preheating organic waste gas simultaneously, has improved the environmental protection degree of catalytic combustion clarifier.

Preferably, one end of the combustion cylinder connected with the guide cylinder is communicated with the air outlet pipeline.

Through adopting above-mentioned technical scheme, guide ring and the pipeline of giving vent to anger are located catalytic combustion chamber's both ends respectively, and after organic waste gas got into catalytic combustion chamber through the guide ring, can fully burn again and discharge from the pipeline of giving vent to anger, reduce the organic waste gas of unprocessed by exhaust possibility.

Preferably, the outer wall of the combustion cylinder is provided with a heat-insulating layer.

Through adopting above-mentioned technical scheme, set up the heat preservation on the outer wall of a burning section of thick bamboo, heat dissipation when the organic waste gas in can reducing the burning section of thick bamboo burns improves the burning section of thick bamboo and to the thermal utilization ratio of organic waste gas burning.

Preferably, a reinforcing rib is arranged between the outer wall of the guide cylinder and the inner wall of the combustion cylinder for connection.

Through adopting above-mentioned technical scheme, set up the strengthening rib between guide cylinder and combustion cylinder, utilize the strengthening rib to support the guide cylinder, can improve the ability that the guide cylinder resisted the deformation, improve combustion apparatus's security.

Preferably, a differential pressure gauge is arranged on the air inlet pipeline.

Through adopting above-mentioned technical scheme, operating personnel can know the atmospheric pressure size of filter both sides according to the differential pressure gauge, and then judges the jam degree of filter, can remind operating personnel in time to clear up the filter, guarantees that the clarifier normally works.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the temperature sensor, the controller, the fan and the emptying device are arranged, so that the effect of improving the operation safety of the catalytic combustion purifier can be achieved;

2. the effect of reducing the possibility of discharging untreated organic waste gas can be achieved by communicating the end of the combustion cylinder connected with the guide cylinder with the gas outlet pipeline;

3. through setting up a combustion section of thick bamboo, guide cylinder and guide ring, can play the effect that improves the security of catalytic combustion clarifier operation.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is a schematic view showing the overall structure of a combustion apparatus according to an embodiment of the present application;

fig. 3 is a perspective view of a combustion apparatus in an embodiment of the present application.

Description of reference numerals: 1. a combustion device; 11. a combustion can; 111. a heat-insulating layer; 112. a controller; 12. a guide cylinder; 13. a guide ring; 14. a preheating chamber; 141. an electric heating tube; 142. reinforcing ribs; 15. a catalytic combustor; 151. a temperature sensor; 152. a catalytic bed; 16. a safety relief device; 2. an air intake duct; 21. a first concentration detection device; 22. an evacuation device; 23. a filter; 24. a flame arrestor; 25. a differential pressure gauge; 3. an air outlet pipe; 31. a second concentration detection device; 32. a fan.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses catalytic combustion safety purification device. Referring to fig. 1 and 2, the catalytic combustion safety purification apparatus includes a combustion apparatus 1 placed on the ground, and an inlet duct 2 and an outlet duct 3 are connected to the combustion apparatus 1. The main body of the combustion device 1 is a combustion cylinder 11 with two closed ends, a guide cylinder 12 is welded on the top surface of the inner wall of the combustion cylinder 11, and the axes of the guide cylinder 12 and the combustion cylinder 11 are overlapped.

The bottom end of the guide cylinder 12 is welded with a guide ring 13, and a space enclosed by the bottom surface of the guide ring 13, the outer wall of the guide cylinder 12 and the inner wall of the combustion cylinder 11 is a preheating chamber 14; the preheating chamber 14 is communicated with the air inlet pipeline 2, and the area enclosed by the top surface of the guide ring 13, the inner wall of the guide cylinder 12 and the inner wall of the combustion cylinder 11 is a catalytic combustion chamber 15.

Referring to fig. 1, the air inlet pipe 2 is sequentially communicated with a concentration detection device 21, an emptying device 22, a filter 23 and a flame arrester 24, and the flame arrester 24 is positioned on one side of the filter 23 facing the combustion device 1. The concentration of the input organic waste gas can be detected by the concentration detection device 21, and the evacuation device 22 can evacuate the organic waste gas in the pipeline in an emergency.

Referring to fig. 1, the filter 23 can filter out large particulate impurities in the input organic exhaust gas, and reduce the possibility of the combustion apparatus 1 being clogged. The flame arrester 24 consists of a multi-layer wire mesh, which can prevent the flame in the combustion device 1 from flowing back into the intake duct 2.

Referring to fig. 1, a differential pressure gauge 25 is further connected to the intake duct 2, and two measurement points of the differential pressure gauge 25 are respectively located on both sides of the filter 23. Utilize differential pressure gauge 25 to measure the gas pressure of filter 23 both sides, can judge the jam degree of filter 23, thereby can remind operating personnel in time to clear up filter 23, guarantee that the clarifier normally works.

Referring to fig. 1, a second concentration detection device 31 is connected to the outlet pipe 3, and the second concentration detection device 31 can detect the concentration of the organic waste gas in the gas discharged from the purifier to determine whether the organic waste gas is sufficiently combusted.

Referring to fig. 1, the air outlet pipe 3 is communicated with a fan 32, and the fan 32 is an axial flow fan. The fan 32 can be used for actively absorbing the organic waste gas, so that the efficiency of supplying the organic waste gas is improved; and the combustion apparatus 1 stops operating, the air in the combustion apparatus 1 can be rapidly exhausted by the fan 32.

Referring to fig. 2, the top end of the side wall of the combustion cylinder 11 is communicated with the air inlet pipe 2, the top surface of the combustion cylinder 11 is communicated with the air outlet pipe 3, and the joint of the air outlet pipe 3 and the combustion cylinder 11 is located inside the guide cylinder 12.

Referring to fig. 1 and 3, the side surface of the combustion cylinder 11 is wrapped with a circle of insulating layer 111, and the insulating layer 111 is made of aluminum silicate fiber cotton. The heat insulating layer 111 can reduce heat dissipation when the organic waste gas in the combustion cylinder 11 is combusted, and improve the efficiency of the combustion cylinder 11 for preheating the organic waste gas. The controller 112 is bolted to the outer wall of the insulating layer 111, the controller 112 is electrically connected to the emptying device 22 and the fan 32, and the emptying device 22 or the fan 32 can be controlled by the controller 112 to discharge the organic waste gas in the purifier.

Referring to fig. 2 and 3, six electric heating tubes 141 for preheating the input organic exhaust gas are bolted in the preheating chamber 14, six reinforcing ribs 142 are welded in the preheating chamber 14, and the electric heating tubes 141 and the reinforcing ribs 142 are arranged in a staggered manner. The six electric heating tubes 141 and the six reinforcing ribs 142 are uniformly arranged around the circumference of the combustion barrel 11, each electric heating tube 141 and each reinforcing rib 142 are arranged along the vertical direction, and two sides of each reinforcing rib 142 are respectively connected with the outer wall of the guide barrel 12 and the inner wall of the combustion barrel 11. The provision of the reinforcing ribs 142 can reduce the possibility of deformation of the guide cylinder 12.

The electric heating tube 141 is electrically connected to the controller 112, and the controller 112 can control whether the electric heating tube 141 preheats the organic waste gas entering the preheating chamber 14.

Referring to fig. 2 and 3, two temperature sensors 151 are bolted to the top surface of the guide ring 13, and both temperature sensors 151 are electrically connected to the sensors. By monitoring the temperature in the combustion cylinder 11 and transmitting the temperature data to the controller 112, the controller 112 can turn on the blower 32 (not shown) or the evacuation device 22 (not shown) when detecting that the temperature in the combustion cylinder 11 is high, thereby ensuring the safe operation of the purifier.

Referring to fig. 2, a catalytic bed 152 is bolted to the inner wall of the guide cylinder 12, and the preheated organic exhaust gas is catalyzed and combusted by the catalytic bed 152, thereby reducing the content of pollutants in the organic exhaust gas. When the organic waste gas is combusted, the generated heat can penetrate through the guide cylinder 12 and heat the organic waste gas in the preheating chamber 14, so that the heat generated by the combustion of the organic waste gas is effectively utilized.

Referring to fig. 3, a through hole is formed at the top end of the combustion cylinder 11, a safety relief device 16 is installed at the through hole, the safety relief device 16 is a die relief hole type explosion-proof device, and when an accident happens during the operation of the equipment, the explosion-proof device is timely cracked to relieve pressure, so that the accident is prevented.

The implementation principle of the catalytic combustion safety purification device in the embodiment of the application is as follows: after starting the scrubber, the organic exhaust gases are first preheated in the preheating chamber 14, whereafter the organic exhaust gases pass through the guide ring 13 and are burnt in the catalytic combustion chamber 15. The heat generated by the organic waste gas can heat the organic waste gas in the preheating chamber 14, and the power of the electric heating tube 141 can be reduced. The safety of the operation of the catalytic combustion purifier can be improved by consuming the heat accumulated in the catalytic combustor 15, monitoring the temperature in the combustion cylinder 11 by the controller 112, and controlling the operation of the evacuation device 22, the fan, and the like.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A catalytic combustion safety purification device is characterized in that: including combustion apparatus (1) that is used for burning organic waste gas, be connected with admission line (2) and pipeline (3) of giving vent to anger on combustion apparatus (1), be equipped with emptier (22), filter (23) and spark arrester (24) on admission line (2) along the direction that is close to combustion apparatus (1) in proper order, be equipped with fan (32) on pipeline (3) of giving vent to anger, be equipped with temperature sensor (151) in combustion apparatus (1), still be equipped with controller (112) on combustion apparatus (1), controller (112) and temperature sensor (151), emptier (22) electric connection.

2. The catalytic combustion safety purification device according to claim 1, characterized in that: the controller (112) is electrically connected with the fan (32).

3. The catalytic combustion safety purification device according to claim 1, characterized in that: the combustion device (1) is provided with a safety relief device (16).

4. The catalytic combustion safety purification device according to claim 1, characterized in that: the combustion device (1) comprises a combustion barrel (11) with two closed ends, a guide barrel (12) penetrates through the combustion barrel (11), the guide barrel (12) is connected with one end of the combustion barrel (11), the other end of the guide barrel is connected with a guide ring (13), a preheating chamber (14) is arranged between the outer walls of the guide ring (13) and the guide barrel (12) and surrounded by the inner wall of the combustion barrel (11), the preheating chamber (14) is communicated with an air inlet pipeline (2), a catalytic combustion chamber (15) is arranged in a region surrounded by the inner wall of the guide ring (13), the inner wall of the guide barrel (12) and the inner wall of the combustion barrel (11), and the catalytic combustion chamber (15) is communicated with an air outlet pipeline (3).

5. The catalytic combustion safety purification device according to claim 4, characterized in that: one end of the combustion cylinder (11) connected with the guide cylinder (12) is communicated with the air outlet pipeline (3).

6. The catalytic combustion safety purification device according to claim 4, characterized in that: and a heat-insulating layer (111) is arranged on the outer wall of the combustion cylinder (11).

7. The catalytic combustion safety purification device according to claim 4, characterized in that: and a reinforcing rib (142) is arranged between the outer wall of the guide cylinder (12) and the inner wall of the combustion cylinder (11) for connection.

8. The catalytic combustion safety purification device according to claim 1, characterized in that: and a differential pressure meter (25) is arranged on the air inlet pipeline (2), and two measuring points of the differential pressure meter (25) are respectively positioned on two sides of the filter (23).