CN213375638U

CN213375638U - Waste heat recovery device for industrial waste gas

Info

Publication number: CN213375638U
Application number: CN202021444914.4U
Authority: CN
Inventors: 杨兴; 李瑞兵
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-21
Filing date: 2020-07-21
Publication date: 2021-06-08
Anticipated expiration: 2030-07-21

Abstract

The utility model discloses a waste heat recovery device for industrial waste gas relates to industrial waste gas treatment technical field, including the filter tube, one side of filter tube is equipped with annular water tank body, one side fixedly connected with intake pipe that annular water tank body was kept away from to the filter tube, the inside fixedly connected with coarse filtration net, thin filter screen, active carbon filter screen and the motor support of filter tube. This a waste heat recovery device for industrial waste gas, it rotates to drive first ash removal piece and second ash removal piece through the ash removal motor, first ash removal piece and second ash removal piece can clear away the dust on coarse filtration net and the fine filtration net respectively, the purpose of automatic ash removal has been realized, through the thermal-collecting tube, the cooperation setting of annular water tank heat conduction stick and annular water tank body, waste heat in the absorption waste gas that can be preliminary, through the outlet duct, the heat-collecting net, the cooperation setting of disk type radiator and annular fin, waste heat in the absorption waste gas that can step forward.

Description

Waste heat recovery device for industrial waste gas

Technical Field

The utility model relates to an industrial waste gas treatment technical field specifically is a waste heat recovery device for industrial waste gas.

Background

The industrial waste gas can generate a large amount of industrial waste gas in industrial production, the temperature of the industrial waste gas is usually very high, for example, a boiler and a blast furnace used in the industrial production, the flue gas temperature of the boiler and the blast furnace is generally two or three hundred degrees, some is even higher, the flue gas waste heat can be effectively recovered and utilized through a waste gas waste heat recovery device, but the industrial waste gas often contains more solid particles, when the waste heat recovery device works for a long time, the solid particles can block the device, the working efficiency of the device is lowered, the existing waste heat recovery device is difficult to realize automatic ash removal, and the effect of recovering the waste heat is poor.

In chinese utility model patent application no: the utility model discloses an industrial waste gas waste heat recovery device in CN201920062445.0, including first process chamber, second process chamber and water tank, the lateral wall of first process chamber runs through and is equipped with first intake pipe, the lower extreme of first process chamber is equipped with dust collecting device, the interior top of first process chamber runs through and is equipped with the pivot, the upper end fixedly connected with handle of pivot, the lower extreme fixedly connected with cleaning rod of pivot, a plurality of exhaust holes have been seted up on the lateral wall that first process chamber and second process chamber are adjacent. This industrial waste gas waste heat recovery device, heat in the waste gas transmits to the second treatment chamber from first heat pipe, conduct to the water tank by the second heat pipe afterwards and retrieve, the design of serial-type is difficult to carry out abundant recycle to preheating in the waste gas, secondly, the device adopts the pivot, the deashing of manpower has been realized to the cooperation setting of handle and scavenging lever, be difficult to realize the automatic deashing of device, the inefficiency, and there is great unable region of cleaing away in the scavenging lever rotation deashing, it is not good not to solve current waste heat recovery device recovery waste heat effect for industrial waste gas, be difficult to realize the problem of automatic deashing.

Therefore, it is necessary to provide a waste heat recovery apparatus for industrial waste gas to solve the above problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

An object of the utility model is to provide a waste heat recovery device for industrial waste gas to the current waste heat recovery device for industrial waste gas who proposes in solving above-mentioned background art retrieves the problem that the waste heat effect is not good, be difficult to realize automatic deashing.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a waste heat recovery device for industrial waste gas comprises a filter pipe, wherein an annular water tank body is arranged on one side of the filter pipe, an air inlet pipe is fixedly connected to one side, away from the annular water tank body, of the filter pipe, a coarse filter screen, a fine filter screen, an activated carbon filter screen and a motor support are fixedly connected to the inside of the filter pipe, an ash removal motor is fixedly connected to the middle of one side, close to the fine filter screen, of the motor support, an ash removal rotating shaft is fixedly connected to the rotating shaft of the ash removal motor, a first ash removal sheet and a second ash removal sheet are fixedly connected to the outer side of the ash removal rotating shaft, a heat collection pipe is fixedly connected to the inside of the annular water tank body, a plurality of annular water tank heat conduction rods are fixedly connected to the outer side of the heat collection pipe, an air outlet pipe and a heat collection net are arranged inside the heat collection pipe, a main water tank body, and heat-conducting silicone grease is arranged inside the disk-shaped heat radiation body.

Preferably, the coarse filtration net is located the one side that the filter tube inner chamber is close to the intake pipe, the fine filtration net is located the one side that the intake pipe was kept away from to the coarse filtration net, the motor support is located the one side that the coarse filtration net was kept away from to the fine filtration net, the active carbon filter screen is located the one side that the fine filtration net was kept away from to the motor support.

Preferably, the middle part of dusting pivot runs through thin filter screen and rotates with thin filter screen and be connected, the second dusting piece is located the middle part of dusting pivot, second dusting piece and thin filter screen sliding connection.

Preferably, the one end that the dusting motor was kept away from in the dusting pivot runs through coarse filtration net and rotates with coarse filtration net to be connected, first dusting piece is located the one end that the dusting motor was kept away from in the dusting pivot, first dusting piece and coarse filtration net sliding connection.

Preferably, two ash holes are formed in the bottom of the filter pipe, one ash hole is located between the coarse filter screen and the filter pipe, the other ash hole is located between the coarse filter screen and the fine filter screen, and the two ash holes are connected with the dustproof plug in a sliding mode.

Preferably, one end of the heat collecting pipe extends into the filtering pipe and is fixedly connected with a heat insulation fixing piece, the outer side of the heat insulation fixing piece is fixedly connected with the inner wall of the filtering pipe, and one side of the annular water tank body is fixedly connected with the heat insulation fixing piece and the filtering pipe.

Preferably, many the annular water tank heat conduction stick is the annular array and distributes, the thermal-collecting tube is made by copper material with a plurality of annular water tank heat conduction sticks, the top fixedly connected with annular water tank inlet tube of annular water tank body, the bottom fixedly connected with annular water tank outlet pipe of annular water tank body.

Preferably, the outlet duct is located the middle part of the collector tube inner chamber, the heat collecting net has a plurality of, and a plurality of the outlet duct is equidistant linear distribution, and a plurality of the middle part of outlet duct all is connected with the outlet duct fixed connection, and a plurality of the outside of heat collecting net all is connected with the inner wall fixed connection of collector tube, the outlet duct and a plurality of heat collecting net are made by copper material.

Preferably, the top fixedly connected with main water tank inlet tube of main water tank body, the bottom fixedly connected with main water tank outlet pipe of main water tank body, main water tank outlet pipe and main water tank inlet tube all run through the main water tank body.

Preferably, a plurality of annular radiating fins are fixedly connected to two sides of the disc-shaped radiating body, the disc-shaped radiating body is located in the middle of an inner cavity of the main water tank body, and one end, far away from the annular water tank body, of the air outlet pipe penetrates through the main water tank body and the disc-shaped radiating body and is fixedly connected with the main water tank body and the disc-shaped radiating body.

(III) advantageous effects

Compared with the prior art, the utility model provides a waste heat recovery device for industrial waste gas possesses following beneficial effect:

1. this a waste heat recovery device for industrial waste gas, the solid particle in the waste gas can be stained with when the waste gas that the intake pipe got into is filtered to coarse filtration net and fine filtration net, it rotates to drive first dusting piece and second dusting piece through the dusting motor, first dusting piece and second dusting piece can clear away the dust on coarse filtration net and the fine filtration net respectively, the purpose of automatic dusting has been realized, the dust of detaching can be discharged through the ash hole, the problem that current waste heat recovery device for industrial waste gas is difficult to realize automatic deashing has been solved.

2. This a waste heat recovery device for industrial waste gas, at first through the thermal-collecting tube, the cooperation setting of annular water tank heat conduction stick and annular water tank body, thermal-collecting tube and annular water tank body fixed connection, and heat conduction through a plurality of annular water tank heat conduction sticks, waste heat in the absorption waste gas that can be preliminary, then through the outlet duct, the heat-collecting net, the cooperation setting of dish type radiator and annular fin, waste heat in the absorption waste gas that can step forward, the purpose that fully does benefit to waste gas waste heat has been realized, the current not good problem of waste heat recovery device recovery waste heat effect for industrial waste gas has been solved.

3. This a waste heat recovery device for industrial waste gas, thermal-collecting tube, outlet duct, heat collection net and annular water tank heat conduction stick are made by the copper material, because copper material chemical property is inactive, can avoid waste gas to the corruption of thermal-collecting tube, outlet duct, heat collection net and annular water tank heat conduction stick, have reduced the change number of times of thermal-collecting tube, outlet duct, heat collection net and annular water tank heat conduction stick, have realized the purpose that reduces device maintenance cost.

Drawings

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

FIG. 2 is a schematic sectional view of the structure of the present invention;

FIG. 3 is a schematic side view of a first dust removal sheet structure according to the present invention;

fig. 4 is a schematic front view of the disk-shaped heat sink structure of the present invention.

In the figure: 1. a filter tube; 11. an air inlet pipe; 12. an ash hole; 13. a dust plug; 14. a coarse filter screen; 15. a fine filter screen; 16. an active carbon filter screen; 17. a motor bracket; 18. a dust removal motor; 19. a dust removing rotating shaft; 110. a first dust removal sheet; 111. a second dust removal sheet; 2. a heat collecting pipe; 21. an air outlet pipe; 22. a heat collection network; 23. a thermal insulation fixing piece; 3. an annular water tank body; 31. an annular water tank inlet pipe; 32. an annular water tank water outlet pipe; 33. a heat conducting rod of the annular water tank; 4. a main water tank body; 41. a main water tank inlet pipe; 42. a water outlet pipe of the main water tank; 43. a disk-shaped heat sink; 44. heat-conducting silicone grease; 45. an annular heat sink.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, a waste heat recovery device for industrial waste gas comprises a filter pipe 1, an annular water tank 3 is disposed on one side of the filter pipe 1, an air inlet pipe 11 is fixedly connected to one side of the filter pipe 1 away from the annular water tank 3, a coarse filter 14, a fine filter 15, an activated carbon filter 16 and a motor support 17 are fixedly connected to the inside of the filter pipe 1, the coarse filter 14 is located on one side of the inner cavity of the filter pipe 1 close to the air inlet pipe 11, the fine filter 15 is located on one side of the coarse filter 14 away from the air inlet pipe 11, the motor support 17 is located on one side of the fine filter 15 away from the coarse filter 14, the activated carbon filter 16 is located on one side of the motor support 17 away from the fine filter 15, an ash removing motor 18 is fixedly connected to the middle of one side of the motor support 17 close to the fine filter 15, an ash removing rotating shaft 19 is fixedly connected to the rotating shaft of the ash removing motor 18, a, the middle part of the ash removing rotating shaft 19 penetrates through the fine filter screen 15 and is rotatably connected with the fine filter screen 15, the second ash removing sheet 111 is positioned in the middle part of the ash removing rotating shaft 19, the second ash removing sheet 111 is slidably connected with the fine filter screen 15, one end of the ash removing rotating shaft 19, which is far away from the ash removing motor 18, penetrates through the coarse filter screen 14 and is rotatably connected with the coarse filter screen 14, the first ash removing sheet 110 is positioned at one end of the ash removing rotating shaft 19, which is far away from the ash removing motor 18, the first ash removing sheet 110 is slidably connected with the coarse filter screen 14, two ash discharging holes 12 are formed in the bottom of the filter pipe 1, one ash discharging hole 12 is positioned between the coarse filter screen 14 and the filter pipe 1, the other ash discharging hole 12 is positioned between the coarse filter screen 14 and the fine filter screen 15, dust plugs 13 are slidably connected in the inner parts of the two ash discharging holes 12, when the coarse filter screen 14 and the fine filter screen 15 filter the waste gas entering from the air inlet pipe 11 is filtered, solid particles in the, the first dust removing sheet 110 and the second dust removing sheet 111 can respectively remove dust on the coarse filter screen 14 and the fine filter screen 15, so as to achieve the purpose of automatic dust removal, the removed dust can be discharged through the dust outlet 12, so as to solve the problem that the existing waste heat recovery device for industrial waste gas is difficult to achieve automatic dust removal, the interior of the annular water tank body 3 is fixedly connected with the heat collecting tube 2, one end of the heat collecting tube 2 extends into the filter pipe 1 and is fixedly connected with the heat insulating fixing piece 23, the outer side of the heat insulating fixing piece 23 is fixedly connected with the inner wall of the filter pipe 1, one side of the annular water tank body 3 is fixedly connected with the heat insulating fixing piece 23 and the filter pipe 1, the outer side of the heat collecting tube 2 is fixedly connected with a plurality of annular water tank heat conducting bars 33, the plurality of annular water tank heat conducting bars 33 are distributed in an annular array, the heat collecting tube 2 and the plurality of annular water tank heat conducting bars 33 are, the bottom of the annular water tank body 3 is fixedly connected with an annular water tank outlet pipe 32, the heat collecting pipe 2 is internally provided with a plurality of outlet pipes 21 and a plurality of heat collecting nets 22, the outlet pipes 21 are positioned in the middle of the inner cavity of the heat collecting pipe 2, the plurality of heat collecting nets 22 are arranged, the plurality of outlet pipes 21 are linearly distributed at equal intervals, the middle parts of the plurality of outlet pipes 21 are fixedly connected with the outlet pipes 21, the outer sides of the plurality of heat collecting nets 22 are fixedly connected with the inner wall of the heat collecting pipe 2, the outlet pipes 21 and the plurality of heat collecting nets 22 are made of copper materials, one side of the annular water tank body 3, which is far away from the filter pipe 1, is fixedly connected with a main water tank body 4, the top of the main water tank body 4 is fixedly connected with a main water tank inlet pipe 41, the bottom of the main water tank body 4 is fixedly connected with a main water tank outlet pipe 42, the main water tank outlet pipe, the two sides of the disk-shaped radiator 43 are fixedly connected with a plurality of annular radiating fins 45, the disk-shaped radiator 43 is positioned in the middle of the inner cavity of the main water tank body 4, one end of the air outlet pipe 21, which is far away from the annular water tank body 3, penetrates through the main water tank body 4 and the disk-shaped radiator 43 and is fixedly connected with the main water tank body 4 and the disk-shaped radiator 43, firstly, the heat collecting pipe 2, the annular water tank heat conducting rods 33 and the annular water tank body 3 are arranged in a matched mode, the heat collecting pipe 2 is fixedly connected with the annular water tank body 3, and the waste heat in the waste gas can be preliminarily absorbed through the heat conduction of the plurality of annular water tank heat conducting rods 33, then, the air outlet pipe 21, the heat collecting net 22 and the disk-shaped radiator 43 and the annular radiating fins 45 are arranged in a matched mode, the waste heat in the waste gas can be further absorbed, the heat collecting tube 2, the air outlet tube 21, the heat collecting net 22 and the annular water tank heat conducting rod 33 are made of copper materials, and the copper materials are inactive in chemical property, so that the corrosion of waste gas to the heat collecting tube 2, the air outlet tube 21, the heat collecting net 22 and the annular water tank heat conducting rod 33 can be avoided, the replacement times of the heat collecting tube 2, the air outlet tube 21, the heat collecting net 22 and the annular water tank heat conducting rod 33 are reduced, and the purpose of reducing the maintenance cost of the device is achieved.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

The working principle is as follows: when the heat collecting pipe is used, industrial waste gas to be treated is discharged into the filter pipe 1 from the gas inlet pipe 11, the waste gas firstly passes through the coarse filter screen 14, the coarse filter screen 14 can filter solid particles with larger diameters in the waste gas, then the waste gas passes through the fine filter screen 15, the fine filter screen 15 can filter solid particles with smaller diameters in the waste gas, finally the waste gas is filtered through the activated carbon filter screen 16, the activated carbon filter screen 16 can filter micro particles such as colloid particles in the waste gas, the filtered gas enters the heat collecting pipe 2, the heat collecting pipe 2 absorbs waste heat in the waste gas and heats water in the annular water tank body 3 through the annular water tank heat conducting rod 33, the waste heat in the waste gas is primarily absorbed, then the waste gas passes through the heat collecting net 22 and the gas outlet pipe 21 and finally enters the gas outlet pipe 21 to be discharged, the heat collecting net 22 and the gas outlet pipe 21 can absorb heat in the waste gas and conduct the heat, disc-shaped radiator 43 both sides all have annular fin 45, disc-shaped radiator 43 and annular fin 45 give the water in main water tank 4 with heat transfer, the purpose of further absorbing the waste heat has been realized, solid particle in the waste gas can be stained with when the waste gas that gets into from intake pipe 11 is filtered to coarse filtration net 14 and fine filtration net 15, it rotates with second dusting piece 111 to drive first dusting piece 110 through dusting motor 18, first dusting piece 110 and second dusting piece 111 can clear away the dust on coarse filtration net 14 and the fine filtration net 15 respectively, the automatic ash handling's purpose has been realized, the dust of detached can be discharged through ash hole 12.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A waste heat recovery device for industrial waste gas, includes filter tube (1), its characterized in that: one side of the filter pipe (1) is provided with an annular water tank body (3), one side of the filter pipe (1) far away from the annular water tank body (3) is fixedly connected with an air inlet pipe (11), the inside of the filter pipe (1) is fixedly connected with a coarse filter screen (14), a fine filter screen (15), an activated carbon filter screen (16) and a motor support (17), the motor support (17) is close to one side middle part of the fine filter screen (15) and is fixedly connected with an ash removing motor (18), a rotating shaft of the ash removing motor (18) is fixedly connected with an ash removing rotating shaft (19), the outside of the ash removing rotating shaft (19) is fixedly connected with a first ash removing sheet (110) and a second ash removing sheet (111), the inside of the annular water tank body (3) is fixedly connected with a heat collecting pipe (2), the outside of the heat collecting pipe (2) is fixedly connected with a plurality of annular water tank heat conducting bars (33), an air outlet pipe (21) and a, one side fixedly connected with owner's water tank body (4) that filter tube (1) was kept away from in annular water tank body (3), the inside of owner's water tank body (4) is equipped with dish type radiator (43), the inside of dish type radiator (43) is equipped with heat conduction silicone grease (44).

2. The waste heat recovery device for industrial waste gas according to claim 1, characterized in that: coarse filter screen (14) are located filter tube (1) inner chamber and are close to one side of intake pipe (11), fine filter screen (15) are located one side that intake pipe (11) were kept away from in coarse filter screen (14), motor support (17) are located one side that coarse filter screen (14) were kept away from in fine filter screen (15), activated carbon filter screen (16) are located one side that fine filter screen (15) were kept away from in motor support (17).

3. The waste heat recovery device for industrial waste gas according to claim 1, characterized in that: the middle part of ash removal pivot (19) runs through fine filtering net (15) and rotates with fine filtering net (15) and is connected, second ash removal piece (111) are located the middle part of ash removal pivot (19), second ash removal piece (111) and fine filtering net (15) sliding connection.

4. The waste heat recovery device for industrial waste gas according to claim 1, characterized in that: the one end that dusting motor (18) were kept away from in dusting pivot (19) runs through coarse filtration net (14) and rotates with coarse filtration net (14) and is connected, first dusting piece (110) are located dusting pivot (19) and keep away from the one end of dusting motor (18), first dusting piece (110) and coarse filtration net (14) sliding connection.

5. The waste heat recovery device for industrial waste gas according to claim 1, characterized in that: two ash holes (12) have been seted up to the bottom of filter tube (1), and one of them ash hole (12) is located between coarse filtration net (14) and filter tube (1), another ash hole (12) are located between coarse filtration net (14) and fine filtration net (15), two the equal sliding connection in inside of ash hole (12) has dustproof stopper (13).

6. The waste heat recovery device for industrial waste gas according to claim 1, characterized in that: one end of the heat collecting pipe (2) extends into the filtering pipe (1) and is fixedly connected with a heat insulation fixing piece (23), the outer side of the heat insulation fixing piece (23) is fixedly connected with the inner wall of the filtering pipe (1), and one side of the annular water tank body (3) is fixedly connected with the heat insulation fixing piece (23) and the filtering pipe (1).

7. The waste heat recovery device for industrial waste gas according to claim 1, characterized in that: many annular water tank heat conduction stick (33) are the annular array and distribute, thermal-collecting tube (2) and a plurality of annular water tank heat conduction stick (33) are made by copper material, the top fixedly connected with annular water tank inlet tube (31) of annular water tank body (3), the bottom fixedly connected with annular water tank outlet pipe (32) of annular water tank body (3).

8. The waste heat recovery device for industrial waste gas according to claim 1, characterized in that: the heat collecting net is characterized in that the air outlet pipe (21) is located in the middle of an inner cavity of the heat collecting pipe (2), the heat collecting nets (22) are multiple and multiple, the air outlet pipe (21) is linearly distributed at equal intervals, the middle of the air outlet pipe (21) is fixedly connected with the air outlet pipe (21), the heat collecting nets (22) are multiple, the outer sides of the heat collecting nets (22) are fixedly connected with the inner wall of the heat collecting pipe (2), and the air outlet pipe (21) and the heat collecting nets (22) are made of copper materials.

9. The waste heat recovery device for industrial waste gas according to claim 1, characterized in that: the water tank is characterized in that a main water tank inlet pipe (41) is fixedly connected to the top of the main water tank body (4), a main water tank outlet pipe (42) is fixedly connected to the bottom of the main water tank body (4), and the main water tank outlet pipe (42) and the main water tank inlet pipe (41) all penetrate through the main water tank body (4).

10. The waste heat recovery device for industrial waste gas according to claim 1, characterized in that: the disc-shaped radiator is characterized in that a plurality of annular radiating fins (45) are fixedly connected to the two sides of the disc-shaped radiator (43), the disc-shaped radiator (43) is located in the middle of an inner cavity of the main water tank body (4), and one end, far away from the annular water tank body (3), of the air outlet pipe (21) penetrates through the main water tank body (4) and the disc-shaped radiator (43) and is fixedly connected with the main water tank body (4) and the disc-shaped radiator (43).