CN215637232U

CN215637232U - Fire extinguishing spray device for catalytic combustion waste gas treatment

Info

Publication number: CN215637232U
Application number: CN202121934780.9U
Authority: CN
Inventors: 王帅; 胡振峰; 胡文昊
Original assignee: Qingdao Huamao Environmental Protection Technology Co ltd
Current assignee: Qingdao Huamao Environmental Protection Technology Co ltd
Priority date: 2021-08-18
Filing date: 2021-08-18
Publication date: 2022-01-25
Anticipated expiration: 2031-08-18

Abstract

The utility model belongs to the technical field of waste gas treatment, and provides a fire extinguishing spray device for catalytic combustion waste gas treatment, which comprises a catalytic combustion barrel and an induction control device, wherein the catalytic combustion barrel comprises a barrel body, the bottom of the barrel body is provided with a mounting frame, the mounting frame is fixedly mounted with the ground, the front surface and the back surface of the barrel body are respectively provided with a waste gas inlet pipe and a waste gas exhaust pipe, the surface of the barrel body is provided with a quick pressure release valve, the outside of the catalytic combustion barrel is provided with a water circulation fire extinguishing device, one side of the catalytic combustion barrel is provided with a nitrogen fire extinguishing device, and the catalytic combustion barrel is positioned in an isolation chamber. High efficiency, safety and safe and reliable design.

Description

Fire extinguishing spray device for catalytic combustion waste gas treatment

Technical Field

The utility model relates to the technical field of waste gas treatment, in particular to a fire extinguishing spraying device for catalytic combustion waste gas treatment.

Background

The catalytic combustion treatment of waste gas is an important method for treating waste gas, and its steps are that firstly, the waste gas is undergone the catalytic treatment, the components in the waste gas can produce catalytic reaction under the catalytic action of catalyst, the waste gas components can be catalyzed into combustible compound, then the waste gas can be undergone the oxidation reaction by adopting combustion mode to produce carbon oxide and water or produce compound with less pollution. The polluted waste gas after catalytic combustion treatment fully converts pollutant components, and the purposes of waste gas treatment and environmental protection are achieved.

The fire extinguishing device of the existing catalytic combustion treatment equipment can only cool the equipment through external spray water to achieve the fire extinguishing effect, and the fire extinguishing device is poor in fire extinguishing effect due to the fact that the heat exchange capacity of water is limited, heat is slowly transferred through the equipment shell, or fire is reignited after being extinguished, and even develops to the serious consequence of possible explosion.

SUMMERY OF THE UTILITY MODEL

The utility model is realized by the following steps:

the utility model provides a spray set of putting out a fire for catalytic combustion exhaust-gas treatment, includes catalytic combustion bucket and induction control device, the catalytic combustion bucket includes the staving, the bottom of staving is provided with the mounting bracket, mounting bracket and ground fixed mounting, the front and the back of staving are provided with waste gas respectively and advance pipe and waste gas calandria, the staving surface is provided with quick relief valve, the catalytic combustion bucket outside is provided with hydrologic cycle extinguishing device, one side of catalytic combustion bucket is provided with nitrogen gas extinguishing device, the catalytic combustion bucket is located the isolation indoor portion.

Hydrologic cycle extinguishing device, hydrologic cycle extinguishing device includes water delivery house steward, water delivery house steward with mounting bracket fixed connection, water delivery house steward's surperficial equidistance is provided with the spray arm, the spray arm is convex, and the cover is located the staving is outside, water delivery house steward's one end and the output intercommunication of suction pump, the input fixedly connected with of suction pump absorbs water the pipe, it communicates in storage water tank one side and is close to bottom department to absorb water the pipe, the top of storage water tank one side is provided with the accumulator, the storage water tank with the accumulator is all pre-buried in the underground, the accumulator with the storage water tank intercommunication.

In one embodiment of the utility model, the nitrogen fire extinguishing device comprises a nitrogen bottle, the nitrogen bottle is fixedly arranged at the top of the mounting frame and close to the barrel body, one end of the nitrogen bottle is provided with a gas pipe, and the other end of the gas pipe is communicated with the inside of the barrel body.

In an embodiment of the utility model, the induction control device comprises a first electromagnetic valve, a second electromagnetic valve, a third electromagnetic valve, a controller, a ventilation fan and a sensor, the first electromagnetic valve, the second electromagnetic valve and the third electromagnetic valve are respectively arranged in the middle of the exhaust gas inlet pipe, the exhaust gas discharge pipe and the gas conveying pipe, the opening and closing of the first electromagnetic valve, the second electromagnetic valve and the third electromagnetic valve are used for controlling the air flow to enter and exit, the sensors are respectively arranged in the exhaust gas discharge pipe and the gas conveying pipe and close to the barrel body, and the ventilation fan is fixedly arranged at the top of the isolation chamber.

In an embodiment of the present invention, the first electromagnetic valve, the second electromagnetic valve, the third electromagnetic valve, the ventilation fan, the sensor, and the water pump are all electrically connected to the controller through wires, and the controller is a PLC controller.

In one embodiment of the utility model, the rapid pressure relief valve comprises a valve head, a sealing ring is arranged in the middle of the peripheral surface of the valve head, a gas release hole is formed in the surface of a barrel body, the valve head is clamped in the gas release hole through the sealing ring, a valve rod is fixedly connected to the top of the valve head and is slidably connected to the inside of a sliding seat, a reaction spring III is sleeved outside the valve rod, two ends of the reaction spring III are fixedly connected with the top of the valve head and the top of the inner wall of the sliding seat respectively, the sliding seat is slidably connected with the sliding groove, the sliding groove is fixedly connected to the surface of the barrel body, one side of the sliding seat is fixedly connected with one end of a guide rod, the guide rod is slidably connected with one end of the sliding groove, the other end of the guide rod is fixedly connected with a baffle plate, and a reaction spring I is sleeved outside the guide rod, and two ends of the first reaction spring are respectively fixedly connected with the baffle and the sliding groove.

In one embodiment of the utility model, at least two guide grooves are uniformly formed in the surface of the barrel body by taking the pressure relief hole as a center, the inside of each guide groove is connected with a limiting block in a sliding manner, a second counter force spring is arranged inside each guide groove, two ends of each second counter force spring are respectively fixedly connected with the limiting block and the wall of each guide groove, the peripheries of the top and the bottom of the valve head are both in chamfer arrangement, and one side, close to the valve head, of each limiting block is provided with an inclined surface.

In one embodiment of the utility model, the right side of the bottom of the recovery tank is inclined to the top, and the top of the recovery tank is provided with a metal water leakage net rack.

In one embodiment of the utility model, the isolation chamber is made of a fire-resistant material, and a fire door is arranged on one side of the isolation chamber.

In an embodiment of the present invention, the central axes of the barrel, the water spray arm, the exhaust gas inlet pipe and the exhaust gas discharge pipe are all located on the same horizontal plane.

In one embodiment of the utility model, the sealing ring is of a circular ring-shaped structure, the cross section of the sealing ring is rectangular, and the sealing ring is made of nitrile rubber.

The utility model has the beneficial effects that:

according to the utility model, the water circulation fire extinguishing device is arranged, the temperature outside the catalytic combustion barrel is reduced by absorbing heat with water, and compressed air is injected into the barrel body by combining the nitrogen fire extinguishing device, so that the oxygen content in the barrel body is reduced, the fire is extinguished from the combustion four elements in multiple directions, the efficiency is high, the safety is high, and the pressure in the barrel is rapidly released by arranging the rapid pressure relief valve, so that the explosion in the whole body is prevented, and the design is safe and reliable.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a left side sectional structural schematic view of the present invention;

FIG. 3 is a schematic structural diagram of a front section of the quick relief valve of the present invention;

fig. 4 is a schematic structural diagram of an inductive control device according to the present invention.

In the figure: 1. a catalytic combustion barrel; 11. an exhaust gas inlet pipe; 12. a barrel body; 121. an air release hole; 13. a mounting frame; 14. an exhaust gas duct; 15. a quick pressure relief valve; 151. a baffle plate; 152. a counter-force spring I; 153. a guide bar; 154. a sliding groove; 155. a guide groove; 156. a valve head; 157. a seal ring; 158. a limiting block; 159. a counter-force spring II; 1510. a sliding seat; 1511. a reaction spring III; 1512. a valve stem; 2. a water circulation fire extinguishing device; 21. a water pump; 22. a suction pipe; 23. a water storage tank; 24. a water delivery main pipe; 25. a water spray arm; 26. a recovery tank; 3. a nitrogen fire extinguishing device; 31. a nitrogen gas cylinder; 32. a gas delivery pipe; 4. an induction control device; 41. a first electromagnetic valve; 42. a second electromagnetic valve; 43. a third electromagnetic valve; 44. a controller; 45. a ventilator; 46. a sensor; 5. and (4) isolating the chamber.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Please refer to fig. 1-4, the utility model provides a spray set of putting out a fire for catalytic combustion exhaust-gas treatment, including catalytic combustion bucket 1 and induction control device 4, catalytic combustion bucket 1 includes staving 12, the bottom of staving 12 is provided with mounting bracket 13, mounting bracket 13 and ground fixed mounting, the front and the back of staving 12 are provided with waste gas admission pipe 11 and waste gas calandria 14 respectively, staving 12 surface is provided with

quick relief valve

15, 1 outside hydrologic cycle extinguishing device 2 that is provided with of catalytic combustion bucket, one side of catalytic combustion bucket 1 is provided with nitrogen gas extinguishing device 3, catalytic combustion bucket 1 is located 5 insides of isolation chamber.

Water circulation extinguishing device 2 includes water main 24, water main 24 and mounting bracket 13 fixed connection, water main 24's surperficial equidistance is provided with spray arm 25, spray arm 25 is arc, and the staving 12 outside is located to the cover, water main 24's one end and the output intercommunication of suction pump 21, the input fixedly connected with of suction pump 21 absorbs water pipe 22, it communicates in storage water tank 23 one side and is close to bottom department to absorb water pipe 22, the top of storage water tank 23 one side is provided with accumulator 26, storage water tank 23 and accumulator 26 are all pre-buried in the underground, accumulator 26 and storage water tank 23 intercommunication.

Nitrogen gas extinguishing device 3 includes nitrogen cylinder 31, and nitrogen cylinder 31 fixed mounting just is close to staving 12 department at mounting bracket 13 top, nitrogen cylinder 31's one end gas-supply pipe 32, the other end and the inside intercommunication of staving 12 of gas-supply pipe 32.

The sensing control device 4 includes a first electromagnetic valve 41, a second electromagnetic valve 42, a third electromagnetic valve 43, a controller 44, a ventilation fan 45 and a sensor 46, the first electromagnetic valve 41, the second electromagnetic valve 42 and the third electromagnetic valve 43 are respectively disposed in the middle of the exhaust gas inlet pipe 11, the exhaust gas discharge pipe 14 and the air delivery pipe 32, the sensors 46 are disposed inside the exhaust gas discharge pipe 14 and the air delivery pipe 32 and near the barrel 12 by opening and closing to control the air flow to enter and exit, and the ventilation fan 45 is fixedly mounted at the top of the isolation chamber 5.

The first electromagnetic valve 41, the second electromagnetic valve 42, the third electromagnetic valve 43, the ventilation fan 45, the sensor 46 and the water pump 21 are electrically connected with a controller 44 through electric wires, and the controller 44 is a PLC (programmable logic controller).

Specifically, when a fire occurs, the temperature and smoke inside the tub 12 are detected by the sensor 46, and sends a fire signal to the controller 44, at which time the first and

second solenoid valves

41 and 42 are controlled to be closed by the controller 44, thereby blocking the waste gas from entering the barrel body 12 to continuously provide the combustion raw material and isolating the waste gas from the outside, simultaneously controlling the electromagnetic valve III 43 to be opened through the controller 44, filling the compressed nitrogen in the nitrogen gas bottle 31 into the barrel body 12, thereby blocking the supply of oxygen inside the tub 12, thereby cutting off the combustion element, and controlling the suction pump 21 to pump water from the storage tank 23 through the suction pipe 22 and into the water main 24 by the controller 44, and is delivered into each spray arm 25 through the water delivery main pipe 24, and sprays water on the surface of the barrel body 12, and the surface of the barrel body 12 is cooled, so that the temperature of fire is reduced, and the spread of fire is inhibited.

The water sprayed from the spray arm 25 passes through the surface of the tub 12 to take away the temperature, then falls down along the tub 12 to flow into the recovery tank 26, and flows back into the water storage tank 23 through the recovery tank 26 for recycling.

Quick relief valve 15 includes valve head 156, valve head 156 surface all around middle part department is provided with sealing washer 157, release hole 121 has been seted up on the surface of staving 12, inside valve head 156 passes through sealing washer 157 joint in release hole 121, the top fixedly connected with valve rod 1512 of valve head 156, valve rod 1512 sliding connection is in the inside of sliding seat 1510, the outside cover of valve rod 1512 is equipped with reaction spring three 1511, reaction spring three 1511's both ends respectively with valve head 156 top and sliding seat 1510 inner wall top fixed connection, sliding seat 1510 and sliding tray 154 sliding connection, sliding tray 154 fixed connection is on the staving 12 surface, one side of sliding seat 1510 and the one end fixed connection of guide bar 153, the one end sliding connection of guide bar 153 and sliding tray 154, guide bar 153 other end fixedly connected with baffle 151, the outside cover of guide bar 153 is equipped with reaction spring 152, the both ends of a spring 152 respectively with baffle 151 and sliding tray 154 fixed connection.

The surface of staving 12 just uses the pressure release hole evenly to seted up two at least guide ways 155 as the center, and the inside sliding connection of guide way 155 has stopper 158, and inside the guide way 155 is provided with reaction spring two 159, and the both ends of reaction spring two 159 respectively with stopper 158 and guide way 155 wall fixed connection, all be the chamfer setting around the top of valve head 156 and the bottom, and one side that stopper 158 is close to valve head 156 sets up to the inclined plane.

Specifically, because the nitrogen fire extinguishing device 3 injects compressed nitrogen into the barrel 12, the pressure inside the barrel 12 is increased, the valve head 156 is pushed by the pressure action, so as to drive the valve head 156 to be pushed upwards, the valve head 156 is brought out of the air release hole 121 by the pulling force of the reaction spring three 1511 and is recovered into the sliding seat 1510, meanwhile, the guide rod 153 is pushed to slide by the acting force of the reaction spring one 152, and the sliding seat 1510 is driven to move, so that the valve head 156 slides to one side to leave the channel of the air release hole 121, so as to quickly return the pressure inside the barrel 12 to normal, thereby preventing the occurrence of explosion, when the dangerous situation is over, the guide rod 153 is pushed to drive the sliding seat 1510 and the valve head 156 to the air release hole 121, the valve head 156 is clamped with the limit block 158 to reset by pressing the valve rod 1512, and then the valve head 156 is pressed into the air release hole 121 by the pressing valve rod 1512, the valve head 156 is pressed by the valve head 156 to retreat into the guide groove 155, so that the valve head 156 slides into the chute and is fixed with the pressure relief groove through the sealing ring 157, and the top of the valve head 156 is blocked and fixed through the stopper 158, so that the valve head 156 is reset.

The right side of the bottom of the recovery tank 26 inclines to the top, and the top of the recovery tank 26 is provided with a metal water leakage net rack.

The isolation chamber 5 is made of refractory materials, and a fireproof door is arranged on one side of the isolation chamber 5.

The central axes of the barrel body 12, the water spray arm 25, the waste gas inlet pipe 11 and the waste gas discharge pipe 14 are all on the same horizontal plane.

The sealing ring 157 is of a circular ring-shaped structure, the cross section of the sealing ring 157 is rectangular, and the sealing ring 157 is made of nitrile rubber.

The working principle of the fire extinguishing spraying device for catalytic combustion waste gas treatment is as follows: when a fire occurs, the temperature and smoke inside the barrel body 12 are detected through the sensor 46, a firing signal is sent to the controller 44, at this time, the controller 44 controls the first electromagnetic valve 41 and the second electromagnetic valve 42 to be closed, so that the waste gas is prevented from entering the interior of the barrel body 12 and continuously providing combustion raw materials and being isolated from the outside, the controller 44 controls the third electromagnetic valve 43 to be opened, so that compressed nitrogen in the nitrogen cylinder 31 is filled into the interior of the barrel body 12, so that the oxygen supply inside the barrel body 12 is blocked, so that combustion elements are cut off, the controller 44 controls the water suction pump 21 to pump water out of the water storage tank 23 through the water suction pipe 22 and send the water into the water delivery main pipe 24, and the water is sent into each water spraying arm 25 through the water delivery main pipe 24, and is sprayed onto the surface of the barrel body 12, and the surface of the barrel body 12 is cooled, so that the temperature of the fire is reduced, the spread of the fire is inhibited, and the compressed nitrogen is injected into the barrel body 12 through the nitrogen fire extinguishing device 3, the pressure inside the barrel body 12 is increased, the valve head 156 is jacked under the action of the pressure, so that the valve head 156 is driven to be ejected upwards, the valve head 156 is driven out of the air release hole 121 by the pulling force of the third reaction spring 1511 and is recovered into the sliding seat 1510, meanwhile, the guide rod 153 is pushed to slide by the action force of the first reaction spring 152, and the sliding seat 1510 is driven to displace, so that the valve head 156 slides to one side to give way out of the channel of the air release hole 121, so that the pressure inside the barrel body 12 is quickly restored to normal, the explosion is prevented, when the dangerous situation is over, the sliding seat 1510 and the valve head 156 are driven to the air release hole 121 by pushing the guide rod 153, the valve head 156 is clamped with the limit block 158 to reset by pressing the valve rod 1512, then the valve head 156 is pressed into the air release hole 121 of the valve head 156 by pressing the valve head 156, the limit block 158 is pressed into the guide groove 155 by the valve head 156, so that the valve head 156 slides into the sliding groove, the valve head 156 is reset by fixing the sealing ring 157 with the pressure relief groove and blocking the top of the valve head 156 by the stop block 158.

It should be noted that the specific model specifications of the first electromagnetic valve 41, the second electromagnetic valve 42, the third electromagnetic valve 43, the ventilation fan 45, the sensor 46, the water pump 21 and the controller 44 need to be determined by type selection according to the actual specification of the device, and the specific type selection calculation method adopts the prior art in the field, so detailed description is omitted.

It should be noted that the power supply and the principle of the first electromagnetic valve 41, the second electromagnetic valve 42, the third electromagnetic valve 43, the ventilation fan 45, the sensor 46, the water pump 21 and the controller 44 are clear to those skilled in the art, and will not be described in detail herein.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A fire extinguishing spray device for catalytic combustion waste gas treatment, its characterized in that: comprises a catalytic combustion barrel (1) and an induction control device (4),

the catalytic combustion barrel (1) comprises a barrel body (12), an installation frame (13) is arranged at the bottom of the barrel body (12), the installation frame (13) is fixedly installed on the ground, a waste gas inlet pipe (11) and a waste gas exhaust pipe (14) are respectively arranged on the front surface and the back surface of the barrel body (12), a quick pressure release valve (15) is arranged on the surface of the barrel body (12), a water circulation fire extinguishing device (2) is arranged outside the catalytic combustion barrel (1), a nitrogen fire extinguishing device (3) is arranged on one side of the catalytic combustion barrel (1), and the catalytic combustion barrel (1) is located inside an isolation chamber (5);

hydrologic cycle extinguishing device (2), hydrologic cycle extinguishing device (2) include water delivery house steward (24), water delivery house steward (24) with mounting bracket (13) fixed connection, the surperficial equidistance of water delivery house steward (24) is provided with spray arm (25), spray arm (25) are arc, and the cover is located staving (12) are outside, the one end of water delivery house steward (24) and the output intercommunication of suction pump (21), the input fixedly connected with of suction pump (21) absorbs water pipe (22), it just is close to bottom department to absorb water pipe (22) intercommunication in storage water tank (23) one side, the top of storage water tank (23) one side is provided with accumulator (26), storage water tank (23) with accumulator (26) are all pre-buried in the underground, accumulator (26) with storage water tank (23) intercommunication.

2. A fire suppression sprinkler for catalytic combustion exhaust treatment as set forth in claim 1 wherein: nitrogen gas extinguishing device (3) include nitrogen cylinder (31), nitrogen cylinder (31) fixed mounting in mounting bracket (13) top just is close to staving (12) department, the one end gas-supply pipe (32) of nitrogen cylinder (31), the other end of gas-supply pipe (32) with the inside intercommunication of staving (12).

3. A fire suppression sprinkler system for catalytic combustion exhaust treatment as set forth in claim 2 wherein: induction control device (4) include solenoid valve one (41), solenoid valve two (42), solenoid valve three (43), controller (44), scavenger fan (45) and sensor (46), solenoid valve one (41) solenoid valve two (42) and solenoid valve three (43) set up respectively in waste gas advances pipe (11) waste gas calandria (14) with the middle part of gas-supply pipe (32) is through opening and closing the control air current business turn over, waste gas calandria (14) with gas-supply pipe (32) is inside and be close to staving (12) department all is provided with sensor (46), scavenger fan (45) fixed mounting in the top of isolation room (5).

4. A fire suppression sprinkler system for catalytic combustion exhaust treatment as set forth in claim 3 wherein: the electromagnetic valve I (41), the electromagnetic valve II (42), the electromagnetic valve III (43), the ventilation fan (45), the sensor (46) and the water suction pump (21) are electrically connected with the controller (44) through electric wires, and the controller (44) is a PLC (programmable logic controller).

5. A fire suppression sprinkler system for catalytic combustion exhaust treatment as set forth in claim 4 wherein: quick relief valve (15) includes valve head (156), valve head (156) middle part department on surface all around is provided with sealing washer (157), disappointing hole (121) has been seted up on the surface of staving (12), valve head (156) pass through sealing washer (157) joint in inside disappointing hole (121), the top fixedly connected with valve rod (1512) of valve head (156), valve rod (1512) sliding connection is in the inside of sliding seat (1510), the outside cover of valve rod (1512) is equipped with reaction spring three (1511), the both ends of reaction spring three (1511) respectively with valve head (156) top with sliding seat (1510) inner wall top fixed connection, sliding seat (1510) and sliding tray (154) sliding connection, sliding tray (154) fixed connection in staving (12) surface, one side and the one end fixed connection of guide bar (153) of sliding seat (1510), the guide rod (153) is connected with one end of the sliding groove (154) in a sliding mode, the other end of the guide rod (153) is fixedly connected with a baffle (151), a reaction spring I (152) is sleeved outside the guide rod (153), and two ends of the reaction spring I (152) are respectively connected with the baffle (151) and the sliding groove (154) in a fixed mode.

6. A fire suppression sprinkler system for catalytic combustion exhaust treatment as set forth in claim 5 wherein: the surface of the barrel body (12) is provided with at least two guide grooves (155) uniformly by taking a pressure relief hole as a center, the inside of each guide groove (155) is connected with a limiting block (158) in a sliding mode, a reaction spring II (159) is arranged inside each guide groove (155), two ends of each reaction spring II (159) are fixedly connected with the limiting blocks (158) and the walls of the guide grooves (155), the peripheries of the top and the bottom of the valve head (156) are all in chamfer arrangement, and one side, close to the valve head (156), of each limiting block (158) is provided with an inclined surface.

7. A fire suppression sprinkler system for catalytic combustion exhaust treatment as set forth in claim 6 wherein: the right side of the bottom of the recovery tank (26) inclines to the top, and the top of the recovery tank (26) is provided with a metal water leakage net rack.

8. A fire suppression sprinkler system for catalytic combustion exhaust treatment as set forth in claim 7 wherein: the isolation room (5) is made of a fireproof material, and a fireproof door is arranged on one side of the isolation room (5).

9. A fire suppression sprinkler system for catalytic combustion exhaust treatment as set forth in claim 8 wherein: the central axes of the barrel body (12), the water spraying arm (25), the waste gas inlet pipe (11) and the waste gas discharge pipe (14) are all positioned on the same horizontal plane.

10. A fire suppression sprinkler system for catalytic combustion exhaust treatment as set forth in claim 9 wherein: the sealing ring (157) is of a circular ring-shaped structure, the cross section of the sealing ring is rectangular, and the sealing ring (157) is made of nitrile rubber.