CN220142946U - Pit furnace capable of filtering flue gas - Google Patents
Pit furnace capable of filtering flue gas Download PDFInfo
- Publication number
- CN220142946U CN220142946U CN202320848517.0U CN202320848517U CN220142946U CN 220142946 U CN220142946 U CN 220142946U CN 202320848517 U CN202320848517 U CN 202320848517U CN 220142946 U CN220142946 U CN 220142946U
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- CN
- China
- Prior art keywords
- fixedly connected
- pit furnace
- flue gas
- rose box
- pit
- Prior art date
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Links
- 238000001914 filtration Methods 0.000 title claims abstract description 30
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 26
- 239000003546 flue gas Substances 0.000 title claims abstract description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 51
- 241000220317 Rosa Species 0.000 claims abstract description 26
- 230000007246 mechanism Effects 0.000 claims abstract description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 7
- 239000000779 smoke Substances 0.000 claims description 6
- 229910052799 carbon Inorganic materials 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 3
- 239000000126 substance Substances 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 4
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 239000004568 cement Substances 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- HMDDXIMCDZRSNE-UHFFFAOYSA-N [C].[Si] Chemical compound [C].[Si] HMDDXIMCDZRSNE-UHFFFAOYSA-N 0.000 description 1
- 239000000809 air pollutant Substances 0.000 description 1
- 231100001243 air pollutant Toxicity 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005255 carburizing Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000012855 volatile organic compound Substances 0.000 description 1
Abstract
The utility model relates to the technical field of pit furnaces and discloses a pit furnace capable of filtering flue gas, which comprises a base, wherein a pit furnace body is arranged on the left side of the top of the base, and a furnace door is arranged on the front side of the pit furnace body; the right side at base top is provided with filtering mechanism, filtering mechanism includes the rose box, rose box fixedly connected with is on the right side at base top, the right side fixedly connected with water tank of rose box, the left side fixedly connected with water pump of water tank inner chamber bottom, the output intercommunication of water pump has the raceway, the bottom intercommunication of raceway has a plurality of shower nozzles, the equal fixedly connected with first cassette of left and right sides of rose box inner chamber, the inboard joint of first cassette has the HEPA filter screen. This pit furnace through setting up filtering mechanism, can filter the flue gas that the pit furnace body work in-process discharged, avoids harmful substance in the flue gas to cause harm to people and environment.
Description
Technical Field
The utility model relates to the technical field of pit furnaces, in particular to a pit furnace capable of filtering flue gas.
Background
The pit furnace is a periodic operation furnace, is suitable for heat treatment of rod and long shaft parts, and has the structure that: the furnace body is a cylindrical deep well, the workpiece is vertically filled into the furnace by a special crane for heating, the fuel used is usually coal gas and fuel oil, when electricity is used as a heat source, the furnace is called a well type resistance furnace, and the well type furnace is generally arranged below the ground level of a workshop, and also is arranged above the ground level or is arranged above and below half of the ground level. The shaft furnace names are: forced convection pit furnaces, natural convection pit furnaces, pit gas carburizing furnaces, and the like.
The utility model discloses a pit furnace, which comprises a furnace body and an upper furnace cover, wherein a furnace bottom plate is arranged in the middle of the furnace body, the furnace bottom plate divides the furnace body into a furnace cavity and a device cavity, the furnace cavity consists of an inner furnace shell and an inner liner, a plurality of groups of silicon carbon rods are arranged on the inner wall of the inner liner from top to bottom, a furnace mouth is arranged at the top of the furnace cavity, a temperature thermocouple is arranged at the furnace mouth, a temperature control thermocouple is arranged in the furnace cavity, a cement pressing block for sealing the furnace mouth is arranged at the top of the furnace body, and a tensioning mechanism for pressing the cement pressing block is arranged in the device cavity. The pit furnace does not have the function of filtering the smoke, and a large amount of smoke is often discharged in the working process of the pit furnace, and if the pit furnace is not aligned for filtering, the direct discharge can cause harm to people and the environment, so that the pit furnace is inconvenient for people to use.
In order to solve the problems, an improvement is provided for the above-mentioned problems, and a pit furnace capable of filtering flue gas is provided.
Disclosure of Invention
The utility model aims to provide a pit furnace capable of filtering flue gas, so as to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the pit furnace capable of filtering the flue gas comprises a base, wherein a pit furnace body is arranged on the left side of the top of the base, and a furnace door is arranged on the front side of the pit furnace body;
the right side at base top is provided with filtering mechanism, filtering mechanism includes the rose box, rose box fixedly connected with in the right side at base top, the right side fixedly connected with water tank of rose box, the left side fixedly connected with water pump of water tank inner chamber bottom, the output intercommunication of water pump has the raceway, the bottom intercommunication of raceway has a plurality of shower nozzles, the equal fixedly connected with first cassette in the left and right sides of rose box inner chamber, the inboard joint of first cassette has the HEPA filter screen, the equal fixedly connected with second cassette in the bottom of just being located first cassette in the left and right sides of rose box inner chamber, the inboard joint of second cassette has the active carbon filter screen, the bottom intercommunication on rose box right side has the exhaust pipe.
As still further aspects of the utility model: the top of the left side of the inner cavity of the filter box is provided with a clamping groove, and one end of the water pipe, which is far away from the water pump, is clamped in the inner cavity of the clamping groove.
As still further aspects of the utility model: the right side of water tank is provided with the water filling port, and the right side threaded connection of water filling port has sealed lid, the right side fixedly connected with guide plate of water tank inner chamber bottom.
As still further aspects of the utility model: supporting legs are fixedly connected to the periphery of the bottom of the base, and rubber pads are arranged at the bottoms of the supporting legs.
As still further aspects of the utility model: the front side of the filter box is movably connected with a box door through a hinge, and the front side of the box door is fixedly connected with a handle.
As still further aspects of the utility model: the top on pit furnace body right side communicates there is the connecting pipe, and the one end that the connecting pipe kept away from the pit furnace body communicates in the left side of rose box.
Compared with the prior art, the utility model has the beneficial effects that:
1. by arranging the filtering mechanism, the utility model can filter the smoke discharged in the working process of the pit furnace body, and avoid the harm of harmful substances in the smoke to people and the environment.
2. According to the utility model, the water delivery pipe can be limited by arranging the water tank, falling is avoided, the flow guiding effect can be achieved by arranging the flow guiding plate, water is prevented from accumulating at the bottom of the inner cavity of the water tank, the anti-skid effect can be achieved by arranging the supporting legs and the rubber pad, and the overall stability is improved.
Drawings
FIG. 1 is a schematic diagram of a shaft furnace capable of filtering flue gas;
FIG. 2 is a schematic cross-sectional view of a shaft furnace in which flue gas may be filtered;
FIG. 3 is an enlarged schematic view of the structure of the pit furnace shown in FIG. 2A for filtering the flue gas;
fig. 4 is a schematic view of a HEPA filter screen in a pit furnace for filtering flue gas.
In the figure: 1. a base; 2. a pit furnace body; 3. a filtering mechanism; 301. a filter box; 302. a water pipe; 303. a water filling port; 304. a water tank; 305. a door; 306. a spray head; 307. a deflector; 308. a water pump; 309. a smoke exhaust pipe; 310. an activated carbon filter screen; 311. HEPA filter screen; 312. a second clamping seat; 313. a first clamping seat; 314. a clamping groove; 4. support legs; 5. a rubber pad; 6. a furnace door; 7. and (5) connecting pipes.
Detailed Description
Referring to fig. 1-4, a pit furnace capable of filtering flue gas comprises a base 1, wherein a pit furnace body 2 is arranged on the left side of the top of the base 1, and a furnace door 6 is arranged on the front side of the pit furnace body 2;
the right side at base 1 top is provided with filtering mechanism 3, filtering mechanism 3 includes rose box 301, rose box 301 fixedly connected with is on the right side at base 1 top, the right side fixedly connected with water tank 304 of rose box 301, the left side fixedly connected with water pump 308 of water tank 304 inner chamber bottom, the output intercommunication of water pump 308 has raceway 302, the bottom intercommunication of raceway 302 has a plurality of shower nozzles 306, the equal fixedly connected with first cassette 313 in the left and right sides of rose box 301 inner chamber, the inboard joint of first cassette 313 has HEPA filter screen 311, the left and right sides of rose box 301 inner chamber just is located the equal fixedly connected with second cassette 312 in the bottom of first cassette 313, the inboard joint of second cassette 312 has active carbon filter screen 310, the bottom intercommunication on rose box 301 right side has the exhaust pipe 309.
Specifically, a clamping groove 314 is formed in the top of the left side of the inner cavity of the filter box 301, and one end, far away from the water pump 308, of the water pipe 302 is clamped in the inner cavity of the clamping groove 314.
Through the above technical scheme, through setting up water tank 304, can carry out spacingly to raceway 302, avoid taking place to drop.
Specifically, a water filling port 303 is arranged on the right side of the water tank 304, a sealing cover is connected to the right side of the water filling port 303 in a threaded manner, and a guide plate 307 is fixedly connected to the right side of the bottom of the inner cavity of the water tank 304.
Through above-mentioned technical scheme, through setting up guide plate 307, can play the effect of water conservancy diversion, avoid water to pile up in the bottom of water tank 304 inner chamber.
Specifically, all around of base 1 bottom all fixedly connected with supporting leg 4, the bottom of supporting leg 4 is provided with rubber pad 5.
Through above-mentioned technical scheme, through setting up supporting leg 4 and rubber pad 5, can play skid-proof effect, improve holistic stability.
Specifically, the front side of the filter box 301 is movably connected with a box door 305 through a hinge, and the front side of the box door 305 is fixedly connected with a handle.
Through above-mentioned technical scheme, through setting up chamber door 305, can make things convenient for people to take out active carbon filter screen 310 and HEPA filter screen 311 and wash or change.
Specifically, the top on the right side of the pit furnace body 2 is connected with a connecting pipe 7, and one end of the connecting pipe 7 far away from the pit furnace body 2 is connected to the left side of the filter box 301.
Through above-mentioned technical scheme, through setting up connecting pipe 7, can make things convenient for the flue gas that pit furnace body 2 discharged to get into the inner chamber of rose box 301.
The working principle of the utility model is as follows: the flue gas that pit furnace body 2 discharged in the course of the work gets into in the inner chamber of rose box 301 through connecting pipe 7, inhale the water in the water tank 304 inner chamber through the input of water pump 308, afterwards, the output of water pump 308 is sprayed the water after raceway 302 and shower nozzle 306 atomizes, carry out dust fall to the flue gas and handle, the flue gas after the dust fall filters through HEPA filter screen 311 and active carbon filter screen 310, can adsorb tiny granule in the flue gas and get rid of volatile organic compounds formaldehyde, toluene, hydrogen sulfide and air pollutant, finally, the flue gas after the filtration is discharged through exhaust pipe 309.
The foregoing description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The utility model provides a pit furnace that can filter flue gas, includes base (1), its characterized in that: the left side of the top of the base (1) is provided with a pit furnace body (2), and the front side of the pit furnace body (2) is provided with a furnace door (6);
the right side at base (1) top is provided with filtering mechanism (3), filtering mechanism (3) are including rose box (301), rose box (301) fixedly connected with is on the right side at base (1) top, right side fixedly connected with water tank (304) of rose box (301), left side fixedly connected with water pump (308) of water tank (304) inner chamber bottom, the output intercommunication of water pump (308) has raceway (302), the bottom intercommunication of raceway (302) has a plurality of shower nozzles (306), the equal fixedly connected with first cassette (313) in left and right sides of rose box (301) inner chamber, the inboard joint of first cassette (313) has HEPA filter screen (311), the equal fixedly connected with second cassette (312) in the bottom of just being located first cassette (313) in the left and right sides of rose box (301) inner chamber, the inboard joint of second cassette (312) has active carbon filter screen (310), the bottom intercommunication on rose box (301) right side has smoke tube (309).
2. A pit furnace capable of filtering flue gas according to claim 1, wherein: the top of the left side of the inner cavity of the filter box (301) is provided with a clamping groove (314), and one end, far away from the water pump (308), of the water pipe (302) is clamped in the inner cavity of the clamping groove (314).
3. A pit furnace capable of filtering flue gas according to claim 1, wherein: the right side of water tank (304) is provided with water filling port (303), and the right side threaded connection of water filling port (303) has sealed lid, the right side fixedly connected with guide plate (307) of water tank (304) inner chamber bottom.
4. A pit furnace capable of filtering flue gas according to claim 1, wherein: supporting legs (4) are fixedly connected to the periphery of the bottom of the base (1), and rubber pads (5) are arranged at the bottoms of the supporting legs (4).
5. A pit furnace capable of filtering flue gas according to claim 1, wherein: the front side of the filter box (301) is movably connected with a box door (305) through a hinge, and the front side of the box door (305) is fixedly connected with a handle.
6. A pit furnace capable of filtering flue gas according to claim 1, wherein: the top on pit furnace body (2) right side communicates there is connecting pipe (7), and the one end that pit furnace body (2) was kept away from to connecting pipe (7) communicates in the left side of rose box (301).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320848517.0U CN220142946U (en) | 2023-04-17 | 2023-04-17 | Pit furnace capable of filtering flue gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320848517.0U CN220142946U (en) | 2023-04-17 | 2023-04-17 | Pit furnace capable of filtering flue gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220142946U true CN220142946U (en) | 2023-12-08 |
Family
ID=89017714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320848517.0U Active CN220142946U (en) | 2023-04-17 | 2023-04-17 | Pit furnace capable of filtering flue gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220142946U (en) |
-
2023
- 2023-04-17 CN CN202320848517.0U patent/CN220142946U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |