Medium-high temperature combustible gas combustion device

Abstract

The utility model relates to the technical field of combustion equipment, and discloses a medium-high temperature combustible gas combustion device which comprises a combustion chamber, a high-temperature-resistant gas pipe communicated with the combustion chamber, a cooling chamber communicated with the high-temperature-resistant gas pipe and a tail gas inlet pipe communicated with the cooling chamber. Two parallel tail gas absorption nets are fixed in the tail gas absorption chamber, the side, away from the tail gas inlet pipe, of the tail gas absorption chamber communicates with a tail gas outlet pipe, the tail gas absorption chamber is rotationally connected with reciprocating lead screws located on the sides, close to the tail gas inlet pipe, of the tail gas absorption nets, and the reciprocating lead screws are in threaded connection with cleaning brushes; a driving device is installed on the outer wall of the tail gas absorption chamber and drives the reciprocating lead screw to rotate so as to drive the cleaning brush to move up and down, and a limiting rod parallel to the reciprocating lead screw and allowing one side of the cleaning brush to move alternately is fixed to the tail gas absorption chamber. The tail gas absorption device has the advantages that the tail gas absorption net can be cleaned in time, and the tail gas absorption device is convenient to mount and dismount so as to maintain the filtering effect.

Description

Technical Field

[0001] The utility model relates to the technical field of combustion equipment, in particular to a medium- and high-temperature combustible gas combustion device. Background Art

[0002] A combustible gas combustion device is a device specially used to burn combustible gas, usually used in industrial production, energy production, waste treatment and other fields. Combustible gas combustion devices can be designed with different combustion chamber structures, ignition systems, exhaust systems and other parts according to different gas types and combustion requirements to ensure that the gas can be completely burned, release heat or produce other required reactions.

[0003] A Chinese patent with authorization announcement number CN205606618U discloses a combustible gas full combustion device, including a compression box, a hydraulic press, a hydraulic rod, a piston, a gas intake pipe, a first jet, a combustion box, a high temperature resistant air pipe, a cooling chamber, an absorption chamber, an exhaust gas absorption net, an exhaust pipe, a second jet, a high temperature resistant baffle, an igniter and an ignition generator; the gas intake pipe is installed on the upper part of the compression box; the piston is embedded in the compression box; the hydraulic press is placed in the compression box; the first jet is fixed on the combustion box; the high temperature resistant baffle is installed in the lower part of the combustion box; the high temperature resistant air pipe is fixed on the top of the combustion box; the cooling chamber is connected to the high temperature resistant air pipe; the exhaust gas absorption net is fixed in the absorption chamber; the above device has the following shortcomings: the exhaust gas absorption net is fixed in the absorption chamber, which is troublesome to install and disassemble and inconvenient to clean, and the exhaust gas absorption net is not cleaned in time, which will lead to a decrease in the filtering effect. Utility Model Content

[0004] The utility model aims to provide a medium-high temperature combustible gas combustion device, which can clean the tail gas absorption net in time and is easy to install and disassemble to maintain the filtering effect.

[0005] The above-mentioned technical purpose of the utility model is achieved through the following technical solutions: a medium- and high-temperature combustible gas combustion device, comprising a combustion chamber, a high-temperature resistant air pipe connected to the combustion chamber, a cooling chamber connected to the high-temperature resistant air pipe and an exhaust gas inlet pipe connected to the cooling chamber, the exhaust gas inlet pipe is connected to an exhaust gas absorption chamber, two exhaust gas absorption nets arranged in parallel are fixed in the exhaust gas absorption chamber, the exhaust gas absorption chamber is connected to an exhaust gas outlet pipe on the side of the exhaust gas absorption chamber away from the exhaust gas inlet pipe, the exhaust gas absorption chamber is rotatably connected to a reciprocating screw located on the side of the exhaust gas absorption net close to the exhaust gas inlet pipe, a cleaning brush is threadedly connected to the reciprocating screw, a driving device is installed on the outer wall of the exhaust gas absorption chamber, the driving device drives the reciprocating screw to rotate, thereby driving the cleaning brush to move up and down, and the exhaust gas absorption chamber is fixed with a limiting rod parallel to the reciprocating screw for one side of the cleaning brush to penetrate and move.

[0006] By adopting the above technical scheme, the gas burned in the combustion chamber is discharged into the cooling chamber through the high-temperature resistant air pipe, and the cooled gas enters the exhaust gas absorption chamber through the exhaust gas inlet pipe. The two exhaust gas absorption nets in the exhaust gas absorption chamber purify the exhaust gas, and the purified exhaust gas is discharged through the exhaust gas outlet pipe; when the exhaust gas absorption net needs to be cleaned after the combustion is completed, the driving device drives the reciprocating screw to rotate, thereby driving the cleaning brush to move up and down to clean the exhaust gas absorption net, and the limit rod guides the movement of the cleaning brush, so that the exhaust gas absorption net can maintain the filtration unobstructedness to maintain the filtration effect, thereby improving the combustion exhaust gas treatment efficiency.

[0007] The utility model is further configured as follows: a connecting shaft extending out of the exhaust gas absorption chamber is fixed to the ends of the two reciprocating screw rods; the driving device is configured as a driving motor that drives one of the connecting shafts to rotate; and the two connecting shafts are connected via a transmission belt.

[0008] By adopting the above technical solution, the driving motor drives one of the connecting shafts to rotate, so that the two connecting shafts rotate synchronously through the transmission belt, so that the driving motor drives the two reciprocating screws to rotate synchronously and drives the two cleaning brushes to move up and down synchronously to clean the exhaust gas absorption net, thereby improving the cleaning convenience and improving the combustion exhaust gas treatment efficiency.

[0009] The utility model is further configured as follows: an inspection port is provided on one side of the tail gas absorption chamber, and a inspection cover covering the inspection port is hingedly connected to the tail gas absorption chamber.

[0010] By adopting the above technical solution, the exhaust gas absorption chamber can be inspected or cleaned by opening the inspection cover through the inspection port to maintain good performance of the exhaust gas absorption chamber.

[0011] The utility model is further configured as follows: the inspection cover is fixedly connected to the tail gas absorption chamber by fixing bolts.

[0012] By adopting the above technical solution, the inspection cover and the exhaust gas absorption chamber are relatively fixed by fixing bolts, or the inspection cover can be turned relative to the exhaust gas absorption chamber by removing the fixing bolts to open the inspection port.

[0013] The utility model is further configured as follows: the upper and lower inner walls of the tail gas absorption chamber are respectively fixed with plug-in grooves, and the upper and lower sides of the tail gas absorption net are plugged into the plug-in grooves.

[0014] By adopting the above technical solution, when the fixing bolts are removed to flip the inspection cover relative to the exhaust gas absorption chamber to open the inspection port, the exhaust gas absorption net can be pulled out from the plug-in slot, and the exhaust gas absorption net can be further cleaned or replaced to further maintain the good performance of the exhaust gas absorption chamber.

[0015] The utility model is further configured as follows: the cleaning brush includes a connecting plate threadedly connected to the reciprocating screw rod and a brush plate connected to the connecting plate, the connecting plate is provided with a T-shaped slot, and the brush plate is provided with a T-shaped strip adapted to the T-shaped slot and plugged into the T-shaped slot on one side close to the connecting plate.

[0016] By adopting the above technical scheme, the T-shaped bar on the brush plate limits the left and right movement of the brush plate relative to the connecting plate, and the two walls of the exhaust gas absorption chamber limit the forward and backward movement of the brush plate relative to the connecting plate, so that the brush plate is fixed relative to the connecting plate, and the connecting plate drives the brush plate to reciprocate and rise and fall; when the fixing bolts are removed to flip the inspection cover relative to the exhaust gas absorption chamber to open the inspection port, the T-shaped bar can be pulled out of the T-shaped groove to remove the cleaning brush from the connecting plate, and the cleaning brush can be disassembled and assembled, thereby maintaining the cleaning performance of the cleaning brush and improving the cleaning effect.

[0017] The utility model is further configured as follows: it also includes a spray chamber connected to the exhaust gas inlet pipe and located at a side of the exhaust gas absorption chamber away from the cooling chamber, wherein a plurality of spray heads are arranged in the spray chamber.

[0018] By adopting the above technical scheme, the gas output from the exhaust gas absorption chamber enters the spray chamber through the exhaust gas inlet pipe, and the spray head in the spray chamber sprays liquid to merge the toxic and harmful gases in the gas with the liquid, thereby achieving a second purification of the gas, thereby removing harmful gases in the gas and reducing pollution to the outside air.

[0019] The utility model is further configured as follows: the spray head is connected to a liquid storage tank installed above the spray chamber through a liquid infusion tube, and a driving pump is installed on the liquid infusion tube.

[0020] By adopting the above technical solution, the pump is driven to extract the liquid from the liquid storage tank, and the liquid is transported through the infusion tube and then sprayed out from the sprinkler head so that the toxic and harmful gases in the gas are merged with the liquid, thereby achieving a second purification of the gas.

[0021] The utility model is further configured as follows: a liquid receiving chamber is connected below the spray chamber.

[0022] By adopting the above technical solution, the liquid receiving chamber receives the liquid.

[0023] The utility model is further configured as follows: the liquid receiving chamber is connected to an output pipe, and a valve is installed on the output pipe.

[0024] By adopting the above technical solution, the liquid in the liquid receiving chamber can be discharged through the output pipe by opening the valve, which is convenient for absorbing a large amount of gas.

[0025] The beneficial effects of the utility model are:

[0026] 1. When the exhaust gas absorption net needs to be cleaned after the combustion is completed, the driving device drives the reciprocating screw to rotate, thereby driving the cleaning brush to move up and down to clean the exhaust gas absorption net. The limit rod guides the movement of the cleaning brush, so that the exhaust gas absorption net can maintain the filtration patency to maintain the filtration effect, thereby improving the combustion exhaust gas treatment efficiency;

[0027] 2. When the fixing bolts are removed to flip the inspection cover relative to the exhaust gas absorption chamber to open the inspection port, the exhaust gas absorption net can be pulled out from the plug-in slot to further clean or replace the exhaust gas absorption net to further maintain the good performance of the exhaust gas absorption chamber. The T-shaped bar can be pulled out from the T-shaped slot to remove the cleaning brush from the connecting plate, and the cleaning brush can be disassembled and assembled to maintain the cleaning performance of the cleaning brush and improve the cleaning effect;

[0028] 3. The gas output from the tail gas absorption chamber enters the spray chamber. The spray head in the spray chamber sprays liquid to merge the toxic and harmful gases in the gas with the liquid, achieving a second purification of the gas, thereby removing harmful gases in the gas and reducing pollution to the outside air. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0030] Figure 1 It is a schematic diagram of the structure of the utility model.

[0031] Figure 2 yes Figure 1 Enlarged view of point A.

[0032] Figure 3 This is a schematic diagram of the top view of the tail gas absorption chamber of the utility model

[0033] In the figure, 1. combustion chamber; 2. high temperature resistant air pipe; 3. cooling chamber; 4. exhaust gas inlet pipe; 5. exhaust gas absorption chamber; 6. exhaust gas absorption net; 7. exhaust gas outlet pipe; 8. reciprocating screw rod; 9. cleaning brush; 91. connecting plate; 911. T-shaped slot; 92. brush plate; 921. T-shaped bar; 10. driving device; 101. driving motor; 102. driving belt; 11. limiting rod; 12. connecting shaft; 13. inspection port; 14. inspection cover; 15. fixing bolt; 16. plug-in slot; 17. spray chamber; 18. spray head; 19. infusion tube; 20. liquid storage tank; 21. driving pump; 22. liquid receiving chamber; 23. output pipe; 24. valve. DETAILED DESCRIPTION

[0034] The technical solution of the utility model will be described clearly and completely below in conjunction with specific embodiments. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of 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.

[0035] Embodiment 1, a medium-high temperature combustible gas combustion device, such as Figure 1-3 As shown, it includes a combustion chamber 1, a high-temperature resistant air pipe 2 connected to the combustion chamber 1, a cooling chamber 3 connected to the high-temperature resistant air pipe 2 and an exhaust gas inlet pipe 4 connected to the cooling chamber 3, and is characterized in that: the exhaust gas inlet pipe 4 is connected to an exhaust gas absorption chamber 5, two exhaust gas absorption nets 6 arranged in parallel are fixed in the exhaust gas absorption chamber 5, the exhaust gas absorption chamber 5 is connected to an exhaust gas outlet pipe 7 on the side away from the exhaust gas inlet pipe 4, the exhaust gas absorption chamber 5 is rotatably connected to a reciprocating screw 8 located on the side of the exhaust gas absorption net 6 close to the exhaust gas inlet pipe 4, a cleaning brush 9 is threadedly connected to the reciprocating screw 8, a driving device 10 is installed on the outer wall of the exhaust gas absorption chamber 5, the driving device 10 drives the reciprocating screw 8 to rotate, thereby driving the cleaning brush 9 to move up and down, and the exhaust gas absorption chamber 5 is fixed with a limiting rod 11 parallel to the reciprocating screw 8 for one side of the cleaning brush 9 to penetrate and move.

[0036] Furthermore, a connecting shaft 12 extending from the exhaust gas absorption chamber 5 is fixed to the ends of the two reciprocating screw rods 8 , and the driving device 10 is configured as a driving motor 101 for driving one of the connecting shafts 12 to rotate, and the two connecting shafts 12 are connected through a transmission belt 102 .

[0037] Furthermore, an inspection port 13 is provided on one side of the exhaust gas absorption chamber 5 , and an inspection cover 14 covering the inspection port 13 is hingedly connected to the exhaust gas absorption chamber 5 .

[0038] Furthermore, the inspection cover 14 is fixedly connected to the exhaust gas absorption chamber 5 via fixing bolts 15 .

[0039] Furthermore, the upper and lower inner walls of the tail gas absorption chamber 5 are respectively fixed with plug-in grooves 16 , and the upper and lower sides of the tail gas absorption net 6 are plugged into the plug-in grooves 16 .

[0040] Furthermore, the cleaning brush 9 includes a connecting plate 91 threadedly connected to the reciprocating screw rod 8 and a brush plate 92 connected to the connecting plate 91, a T-shaped slot 911 is provided on the connecting plate 91, and a T-shaped strip 921 adapted to the T-shaped slot 911 and plugged into the T-shaped slot 911 is provided on the side of the brush plate 92 close to the connecting plate 91.

[0041] Furthermore, it also includes a spray chamber 17 connected to the exhaust gas inlet pipe 4 and located on the side of the exhaust gas absorption chamber 5 away from the cooling chamber 3, and a plurality of spray heads 18 are arranged in the spray chamber 17.

[0042] Furthermore, the spray head 18 is connected to a liquid storage tank 20 installed above the spray chamber 17 through a liquid infusion tube 19 , and a driving pump 21 is installed on the liquid infusion tube 19 .

[0043] Furthermore, a liquid receiving chamber 22 is connected below the spray chamber 17 .

[0044] Furthermore, the liquid receiving chamber 22 is connected to an output pipe 23 , and a valve 24 is installed on the output pipe 23 .

[0045] The working principle of the utility model is as follows: the gas burned in the combustion chamber 1 is discharged into the cooling chamber 3 through the high-temperature resistant air pipe 2, the cooled gas enters the exhaust gas absorption chamber 5 through the exhaust gas inlet pipe 4, and the two exhaust gas absorption nets 6 in the exhaust gas absorption chamber 5 purify the exhaust gas, and the purified exhaust gas is discharged through the exhaust gas outlet pipe 7; when the exhaust gas absorption net 6 needs to be cleaned after the combustion is completed, the drive motor 101 is started to drive one of the connecting shafts 12 to rotate, so that the two connecting shafts 12 rotate synchronously through the transmission belt 102, so that the drive motor 101 drives the two reciprocating screws 8 to rotate synchronously and drives the two cleaning brushes 9 to move up and down synchronously to clean the exhaust gas absorption net 6, and the limit rod 11 guides the movement of the cleaning brush 9, so that the exhaust gas absorption net 6 can maintain the filtration unobstructedness to maintain the filtration effect. The gas output from the exhaust gas absorption chamber 5 enters the spray chamber 17 through the exhaust gas intake pipe 4, and the driving pump 21 draws the liquid out from the liquid storage tank 20, and transports it through the infusion pipe 19, and then sprays it out from the spray head 18 to make the toxic and harmful gases in the gas merge with the liquid. The liquid receiving chamber 22 receives the liquid and performs a second purification on the gas, thereby removing the harmful gases in the gas; when the fixing bolts 15 are removed to flip the inspection cover 14 relative to the exhaust gas absorption chamber 5 to open the inspection port 13, the exhaust gas absorption net 6 can be pulled out from the plug-in slot 16, and the exhaust gas absorption net 6 can be further cleaned or replaced to further maintain the good performance in the exhaust gas absorption chamber 5, the T-shaped bar 921 can be pulled out from the T-shaped slot 911 to remove the cleaning brush 9 from the connecting plate 91, and the cleaning brush 9 can be disassembled and assembled to maintain the cleaning performance of the cleaning brush 9.

[0046] Although the 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 medium-high temperature combustible gas combustion device, comprising a combustion chamber (1), a high temperature resistant gas pipe (2) connected to the combustion chamber (1), a cooling chamber (3) connected to the high temperature resistant gas pipe (2), and an exhaust gas intake pipe (4) connected to the cooling chamber (3), characterized in that: The exhaust gas intake pipe (4) is connected to an exhaust gas absorption chamber (5), and two exhaust gas absorption nets (6) arranged in parallel are fixed in the exhaust gas absorption chamber (5). The exhaust gas absorption chamber (5) is connected to an exhaust gas outlet pipe (7) on the side away from the exhaust gas intake pipe (4). The exhaust gas absorption chamber (5) is rotatably connected to a reciprocating screw (8) located on the side of the exhaust gas absorption net (6) close to the exhaust gas intake pipe (4), and a cleaning brush (9) is threadedly connected to the reciprocating screw (8). A driving device (10) is installed on the outer wall of the exhaust gas absorption chamber (5), and the driving device (10) drives the reciprocating screw (8) to rotate, thereby driving the cleaning brush (9) to move up and down. The exhaust gas absorption chamber (5) is fixed with a limiting rod (11) parallel to the reciprocating screw (8) for one side of the cleaning brush (9) to move through.

2. A medium-high temperature combustible gas combustion device according to claim 1, characterized in that: A connecting shaft (12) extending out of the exhaust gas absorption chamber (5) is fixed to the ends of the two reciprocating screw rods (8), and the driving device (10) is configured as a driving motor (101) for driving one of the connecting shafts (12) to rotate, and the two connecting shafts (12) are connected to each other via a transmission belt (102).

3. A medium-high temperature combustible gas combustion device according to claim 1, characterized in that: A maintenance opening (13) is provided on one side of the tail gas absorption chamber (5), and a maintenance cover (14) covering the maintenance opening (13) is hingedly connected to the tail gas absorption chamber (5).

4. A medium-high temperature combustible gas combustion device according to claim 3, characterized in that: The inspection cover (14) is fixedly connected to the tail gas absorption chamber (5) via fixing bolts (15).

5. A medium-high temperature combustible gas combustion device according to claim 1, characterized in that: Insertion grooves (16) are respectively fixed on the upper and lower inner walls of the tail gas absorption chamber (5), and the upper and lower sides of the tail gas absorption net (6) are inserted into the insertion grooves (16).

6. A medium-high temperature combustible gas combustion device according to claim 1, characterized in that: The cleaning brush (9) comprises a connecting plate (91) threadedly connected to the reciprocating screw rod (8) and a brush plate (92) connected to the connecting plate (91); a T-shaped slot (911) is provided on the connecting plate (91); and a T-shaped strip (921) adapted to the T-shaped slot (911) and plugged into the T-shaped slot (911) is provided on one side of the brush plate (92) close to the connecting plate (91).

7. A medium-high temperature combustible gas combustion device according to claim 1, characterized in that: It also comprises a spray chamber (17) connected to the exhaust gas intake pipe (4) and located on a side of the exhaust gas absorption chamber (5) away from the cooling chamber (3), wherein a plurality of spray heads (18) are arranged in the spray chamber (17).

8. A medium-high temperature combustible gas combustion device according to claim 7, characterized in that: The spray head (18) is connected to a liquid storage tank (20) installed above the spray chamber (17) through a liquid infusion pipe (19), and a driving pump (21) is installed on the liquid infusion pipe (19).

9. A medium-high temperature combustible gas combustion device according to claim 7, characterized in that: The spray chamber (17) is connected to a liquid receiving chamber (22) below.

10. A medium-high temperature combustible gas combustion device according to claim 9, characterized in that: The liquid receiving chamber (22) is connected to an output pipe (23), and a valve (24) is installed on the output pipe (23).

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