CN112503554A - Energy-saving emission-reducing boiler chimney - Google Patents
Energy-saving emission-reducing boiler chimney Download PDFInfo
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- CN112503554A CN112503554A CN202011370717.7A CN202011370717A CN112503554A CN 112503554 A CN112503554 A CN 112503554A CN 202011370717 A CN202011370717 A CN 202011370717A CN 112503554 A CN112503554 A CN 112503554A
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- chimney
- cooling box
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- water
- saving emission
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 94
- 238000001816 cooling Methods 0.000 claims abstract description 46
- 239000010410 layer Substances 0.000 claims abstract description 27
- 239000011229 interlayer Substances 0.000 claims abstract description 24
- 238000005086 pumping Methods 0.000 claims abstract description 5
- 239000000779 smoke Substances 0.000 claims description 25
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 9
- 229910001220 stainless steel Inorganic materials 0.000 claims description 9
- 239000010935 stainless steel Substances 0.000 claims description 9
- 239000000126 substance Substances 0.000 claims description 6
- 239000004677 Nylon Substances 0.000 claims description 5
- 239000000835 fiber Substances 0.000 claims description 5
- 229920001778 nylon Polymers 0.000 claims description 5
- DVTPRYHENFBCII-IMJSIDKUSA-N (2S,4S)-4-hydroxy-2,3,4,5-tetrahydrodipicolinic acid Chemical compound O[C@H]1C[C@@H](C(O)=O)N=C(C(O)=O)C1 DVTPRYHENFBCII-IMJSIDKUSA-N 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 239000007788 liquid Substances 0.000 description 8
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 4
- 230000003139 buffering effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000001914 filtration Methods 0.000 description 4
- 239000003546 flue gas Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 125000002485 formyl group Chemical class [H]C(*)=O 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J11/00—Devices for conducting smoke or fumes, e.g. flues
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J13/00—Fittings for chimneys or flues
- F23J13/02—Linings; Jackets; Casings
- F23J13/025—Linings; Jackets; Casings composed of concentric elements, e.g. double walled
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/02—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
- F23J15/022—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material for removing solid particulate material from the gasflow
- F23J15/025—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material for removing solid particulate material from the gasflow using filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/06—Arrangements of devices for treating smoke or fumes of coolers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J2213/00—Chimneys or flues
- F23J2213/10—Linings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J2217/00—Intercepting solids
- F23J2217/10—Intercepting solids by filters
Abstract
The invention discloses an energy-saving emission-reducing boiler chimney, which comprises: the chimney comprises a mounting seat, a chimney body, a filter layer mechanism and a cooling box; the chimney body is vertically fixed on the upper surface of the mounting seat, and a cavity penetrates through the middle parts of the chimney body and the mounting seat along the vertical direction; the cooling box is internally and vertically provided with a plurality of U-shaped pipes, one end of each U-shaped pipe is arranged on the inner bottom surface of the cooling box, the other end of each U-shaped pipe penetrates through the bottom of the cooling box and extends into the cavity and faces the filter layer mechanism, and a water pumping pipe and a water inlet pipe are respectively arranged on the cooling box; an interlayer is arranged inside the side wall of the chimney body, and a water inlet and a water outlet which are communicated with the interlayer are arranged outside the chimney body. The boiler chimney overcomes the problems that the boiler chimney in the prior art is generally simpler in structure, single in function and incapable of meeting the existing production requirements.
Description
Technical Field
The invention relates to the technical field of boilers, in particular to an energy-saving and emission-reducing boiler chimney.
Background
The boiler is an energy conversion device, the energy input to the boiler comprises chemical energy and electric energy in fuel, and the boiler outputs steam, high-temperature water or an organic heat carrier with certain heat energy. The boiler can generate smoke in the using process and needs to be discharged, and a boiler chimney is generally used for discharging smoke of the boiler.
The boiler chimney in the prior art is generally simpler in structure and single in function, and can not meet the existing production requirements.
Therefore, the invention provides an energy-saving emission-reducing boiler chimney which can filter the smoke discharged by a boiler in the using process, reduce the emission pollution, recover the heat in the smoke and has strong practicability, and the problem to be solved by the invention is urgent.
Disclosure of Invention
Aiming at the technical problems, the invention aims to solve the problems that the boiler chimney in the prior art is generally simpler in structure and single in function and cannot meet the existing production requirements, so that the energy-saving emission-reducing boiler chimney which can filter the smoke discharged by the boiler in the use process, reduce the emission pollution, recover the heat in the smoke and has strong practicability is provided.
In order to achieve the above object, the present invention provides an energy saving and emission reducing boiler chimney, comprising: the chimney comprises a mounting seat, a chimney body, a filter layer mechanism and a cooling box; the chimney body is vertically fixed on the upper surface of the mounting seat, and a cavity penetrates through the middle parts of the chimney body and the mounting seat along the vertical direction; a smoke exhaust pipe, a cooling box and a filter layer mechanism are sequentially arranged in the cavity from top to bottom, a plurality of U-shaped guide pipes are vertically arranged in the cooling box, one end of each U-shaped guide pipe is arranged on the bottom surface of the cooling box, the other end of each U-shaped guide pipe penetrates through the bottom of the cooling box and extends into the cavity and faces the filter layer mechanism, and a water suction pipe and a water inlet pipe are respectively arranged on the cooling box;
an interlayer is arranged inside the side wall of the chimney body, and a water inlet and a water outlet which are communicated with the interlayer are arranged outside the chimney body.
Preferably, a plurality of breakwaters are arranged in the interlayer, and a plurality of through holes are uniformly arranged on the breakwaters in a penetrating manner.
Preferably, the breakwater is helical and disposed around the cavity.
Preferably, the part between the upper interlayer of the chimney body and the cavity is made of stainless steel.
Preferably, the water inlet and the water outlet are both provided with electromagnetic valves; wherein the content of the first and second substances,
the water inlet is located at the top of the outer side of the chimney body, and the water outlet is located at the bottom of the outer side of the chimney body.
Preferably, the filter layer mechanism comprises an HTPA high-temperature nylon filter screen, a PPS fiber filter screen, an activated carbon filter screen and a fine stainless steel filter screen which are sequentially arranged from top to bottom
Preferably, the interlayer and the cooling box are respectively provided with a temperature sensor inside.
Preferably, a water level sensor is further arranged inside the cooling box, and the water level sensor is electrically connected with an alarm; wherein the content of the first and second substances,
and when the water level value detected by the water level sensor exceeds a first water level threshold value or is lower than a second water level threshold value, the alarm is started.
Preferably, a plurality of fixing screw holes are arranged on the mounting seat in a penetrating manner.
Preferably, the lower surface of the mounting seat is provided with an anti-skid gasket.
According to the technical scheme, the energy-saving emission-reducing boiler chimney provided by the invention has the beneficial effects that: when the smoke filtering device is matched with the boiler for use, smoke generated in the production process of the boiler is guided into the cavity and is filtered through the filtering layer mechanism, so that the emission pollution is reduced; smog can carry a large amount of heats in the cavity, through the heat conduction effect of intermediate layer inner wall, with right the liquid that pours into in the intermediate layer heats, and is same, smog still can pass through U type pipe enters into to in the cooling box, on the one hand liquid in the cooling box is right smog filters once more, and another heat that makes things convenient for smog to carry can also heat liquid in the cooling box, the intermediate layer and the liquid after being heated in the cooling box can all be derived the use, for example uses as family's hot water. The boiler chimney provided by the invention can be used for filtering the flue gas discharged by the boiler, reducing the emission pollution, and recovering the heat in the flue gas, and has strong practicability so as to meet the production requirements of users.
Additional features and advantages of the invention will be set forth in the detailed description which follows; and the parts not involved in the invention are the same as or can be realized by the prior art.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural diagram of an energy-saving emission-reducing boiler stack provided in a preferred embodiment of the present invention;
fig. 2 is a schematic structural diagram of a vertical section of an energy-saving emission-reducing boiler stack provided in a preferred embodiment of the invention.
Description of the reference numerals
1 chimney body 2 mount pad
3 wave-proof plate 4 water inlet
5 water outlet 6 electromagnetic valve
7 cooling box 8U type pipe
9 water inlet pipe of water pumping pipe 10
12HTPA high-temperature nylon filter screen of 11 smoke exhaust pipe
13PPS fiber filter screen 14 active carbon filter screen
15 thin stainless steel filter screen 16 cavity
17 water level sensor 18 interlayer
Detailed Description
The following detailed description of embodiments of the invention refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
In the present invention, unless otherwise specified, the directional words "upper, lower, inner, outer" and the like included in the terms merely represent the orientation of the terms in a conventional use state or are colloquially understood by those skilled in the art, and should not be construed as limiting the terms.
As shown in fig. 1 and 2, the present invention provides an energy-saving emission-reducing boiler chimney, comprising: the chimney comprises a mounting seat 2, a chimney body 1, a filter layer mechanism and a cooling box 7; the chimney body 1 is vertically fixed on the upper surface of the mounting seat 2, and a cavity 16 penetrates through the middle parts of the chimney body 1 and the mounting seat 2 along the vertical direction; a smoke exhaust pipe 11, a cooling box 7 and a filter layer mechanism are sequentially arranged in the cavity 16 from top to bottom, a plurality of U-shaped guide pipes 8 are vertically arranged in the cooling box 7, one end of each U-shaped guide pipe 8 is arranged on the bottom surface of the cooling box 7, the other end of each U-shaped guide pipe 8 penetrates through the bottom of the cooling box 7 and extends into the cavity 16 and faces the filter layer mechanism, and a water pumping pipe 9 and a water inlet pipe 10 are respectively arranged on the cooling box 7; an interlayer 18 is arranged inside the side wall of the chimney body 1, and a water inlet 4 and a water outlet 5 which are communicated with the interlayer 18 are arranged outside the chimney body 1.
In the above scheme, when the chimney of the invention is used in cooperation with the boiler, smoke generated in the production process of the boiler is guided into the cavity 16, and is filtered by the filter layer mechanism, so as to reduce emission pollution; the smog can carry a large amount of heat, in the cavity 16, through the heat conduction effect of the inner wall of the interlayer 18, so as to heat the liquid injected in the interlayer 18, and likewise, the smog can also enter the cooling box 7 through the U-shaped conduit 8, on one hand, the liquid in the cooling box 7 filters the smog again, and the other heat which is convenient for the smog to carry can also heat the liquid in the cooling box 7, and the interlayer and the heated liquid in the cooling box 7 can be led out for use, for example, as hot water for household use. The invention provides a boiler chimneyNot only can be paired with each otherThe flue gas of furnace exhaust filters, reduces and discharges the pollution, can retrieve the heat in the flue gas again, and the practicality is strong to satisfy user's production needs.
In a preferred embodiment of the present invention, a plurality of breakwaters 3 are disposed inside the interlayer 18, and a plurality of through holes are uniformly formed through the breakwaters 3.
In the scheme, the arrangement of the wave-proof plate 3 can reduce the flow velocity of water and play a certain buffering role, so that the impact force of the water on the chimney body 1 is reduced, the fixing stability of the energy-saving and emission-reducing boiler chimney is ensured, and the problem that the boiler chimney shakes or even cracks is prevented.
In a preferred embodiment of the present invention, the breakwater 3 has a spiral shape and is disposed around the cavity 16.
In the above scheme, the wave guard plate 3 with the shape has a better buffering effect, and when water flow is injected into the interlayer 18 from the water inlet 4, the wave guard plate 3 can perform multi-stage buffering on the horizontal surface, so as to ensure a good buffering and wave-preventing effect, and ensure the whole boiler chimney.
In a preferred embodiment of the present invention, the portion between the interlayer 18 and the cavity 16 is made of stainless steel.
In above-mentioned scheme, the stainless steel material the heat conductivity that 18 inside walls of intermediate layer played is better, can with the effectual derivation of the heat that carries of smog that passes through in the cavity 16, in order to right rivers in the intermediate layer heat, make full use of this heat prevents to take place extravagant problem, and the stability and the intensity of this material all have a guarantee moreover.
In a preferred embodiment of the present invention, the water inlet 4 and the water outlet 5 are both provided with electromagnetic valves 6; the water inlet 4 is located at the top of the outer side of the chimney body 1, and the water outlet 5 is located at the bottom of the outer side of the chimney body 1.
In the book loading scheme, the electromagnetic valve 6 facilitates remote control of the water inlet 4 and the water outlet 5 so as to automatically add or lead water flow into or out of the interlayer.
In a preferred embodiment of the invention, the filtering layer mechanism comprises an HTPA high-temperature nylon filter screen 12, a PPS fiber filter screen 13, an activated carbon filter screen 14 and a fine stainless steel filter screen 15 which are arranged from top to bottom in sequence
In the above scheme, the filter layer of this structure can say that harmful substance such as smoke and dust granule, peculiar smell and aldehyde in the smog all filters to reduce atmospheric pollution.
In a preferred embodiment of the present invention, temperature sensors are provided inside the interlayer 18 and the cooling box 7, respectively.
In the above scheme, temperature sensor can detect effectively the intermediate layer 18 with the temperature of the interior rivers of cooling box 7, and the temperature that detects can show through the display to the user acquires directly perceivedly, can use conveniently to the hot water after the heating like this.
In a preferred embodiment of the invention, a water level sensor 17 is further arranged inside the cooling box 7, and the water level sensor 17 is electrically connected with an alarm; wherein the alarm is activated when the water level value detected by the water level sensor 17 exceeds a first water level threshold or is lower than a second water level threshold.
In the above scheme, the smoke enters the cooling box 7 through the U-shaped conduit 8 after being filtered by the filter layer mechanism to be filtered again, and heats water, and the smoke stirs the water flow in the cooling box 7 in the moving process to cause an overflow problem, so that the water level needs to be effectively controlled, and the water level sensor 17 can effectively detect the water level inside the cooling box 7, so that a user can accurately control the water flow in the cooling box 7.
In a preferred embodiment of the present invention, a plurality of fixing screw holes are formed through the mounting base 2. And the lower surface of the mounting seat 2 is provided with an anti-skid gasket.
In the scheme, the boiler chimney is fixed on the smoke outlet at the top of the boiler by using the bolts, and the anti-slip gasket can increase the friction force between the anti-slip gasket and the boiler so as to achieve the effect of stable fixation.
According to the above content, the working principle of the energy-saving emission-reducing boiler chimney provided by the invention is as follows: the installation plate 2 is installed at a smoke outlet at the top of a boiler, two groups of pipelines are respectively connected on a water pumping pipe 9 and a water inlet pipe 10, the other ends of the two groups of pipelines are respectively connected with a group of external water pumps, the interfaces of the two groups of electromagnetic valves 6 are respectively connected with water pipes, the left water pipe is higher than the right water pipe, a water level sensor 16 is electrically connected with an external control computer and an alarm, the electric equipment of the device is connected with an external power supply for supplying power, a control switch is connected in series on a power line for convenient control, the electromagnetic valves 6 on the water inlets 4 are opened, water enters an interlayer of the chimney body 1 through the water pipes, the wave-proof plate 3 can reduce the flow rate of the water, the impact of the water on the bottom of the chimney body 1 is reduced, meanwhile, the water can be more fully heated, the water pump connected on the water inlet pipe 10 is opened, the water, an external control computer controls an alarm to give an alarm, a worker can timely close a water pump connected on a water inlet pipe 10, smoke rises into a cavity 16 of a chimney body 1 and is sequentially filtered by a thin stainless steel filter screen 15, an activated carbon filter screen 14, a PPS fiber filter screen 13 and an HTPA high-temperature nylon filter screen 12, the pollution of the discharged smoke to the air is reduced, meanwhile, the smoke heats the inner wall of the chimney body 1, heat is absorbed by water in a sandwich layer of the chimney body 1, the filtered smoke is discharged into a cooling box 7 through a U-shaped pipe 8 and is filtered again by the water in the cooling box 7, meanwhile, the residual heat in the filtered smoke is absorbed by the water, finally, the smoke is discharged through a smoke discharge pipe 11, the water pump connected on a water suction pipe 9 is opened, hot water in the cooling box 7 can be pumped out for other purposes, an electromagnetic valve 6 on a water outlet 5 is opened, and hot water in the sandwich layer of the double-layer chimney body 1 flows, can be used for household.
In conclusion, the energy-saving emission-reducing boiler chimney provided by the invention overcomes the problems that the boiler chimney in the prior art is generally simpler in structure and single in function, and cannot meet the existing production requirements.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present invention within the technical idea of the present invention, and these simple modifications are within the protective scope of the present invention.
It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and the invention is not described in any way for the possible combinations in order to avoid unnecessary repetition.
In addition, any combination of the various embodiments of the present invention is also possible, and the same should be considered as the disclosure of the present invention as long as it does not depart from the spirit of the present invention.
Claims (10)
1. An energy-saving emission-reducing boiler chimney is characterized by comprising: the chimney comprises a mounting seat (2), a chimney body (1), a filter layer mechanism and a cooling box (7); the chimney body (1) is vertically fixed on the upper surface of the mounting seat (2), and a cavity (16) penetrates through the middle parts of the chimney body (1) and the mounting seat (2) along the vertical direction; a smoke exhaust pipe (11), a cooling box (7) and a filter layer mechanism are sequentially arranged in the cavity (16) from top to bottom, a plurality of U-shaped guide pipes (8) are vertically arranged in the cooling box (7), one end of each U-shaped guide pipe (8) is arranged on the bottom surface of the cooling box (7), the other end of each U-shaped guide pipe penetrates through the bottom of the cooling box (7) and extends into the cavity (16) and faces the filter layer mechanism, and a water pumping pipe (9) and a water inlet pipe (10) are respectively arranged on the cooling box (7);
an interlayer (18) is arranged inside the side wall of the chimney body (1), and a water inlet (4) and a water outlet (5) communicated with the interlayer (18) are arranged outside the chimney body (1).
2. The energy-saving emission-reducing boiler chimney according to claim 1, characterized in that a plurality of breakwaters (3) are arranged inside the interlayer (18), and a plurality of through holes are uniformly arranged on the breakwaters (3) in a penetrating manner.
3. The energy saving and emission reducing boiler chimney according to claim 2, characterized in that the breakwater (3) is helical and disposed around the cavity (16).
4. The energy-saving emission-reducing boiler chimney according to claim 1 or 2, characterized in that the part between the interlayer (18) and the cavity (16) is made of stainless steel.
5. The energy-saving emission-reducing boiler chimney according to claim 1 or 2, characterized in that the water inlet (4) and the water outlet (5) are both provided with electromagnetic valves (6); wherein the content of the first and second substances,
the water inlet (4) is located at the top of the outer side of the chimney body (1), and the water outlet (5) is located at the bottom of the outer side of the chimney body (1).
6. The energy-saving emission-reducing boiler chimney according to claim 1, wherein the filter layer mechanism comprises an HTPA high-temperature nylon filter screen (12), a PPS fiber filter screen (13), an activated carbon filter screen (14) and a fine stainless steel filter screen (15) which are sequentially arranged from top to bottom.
7. The energy-saving emission-reducing boiler chimney according to claim 1, characterized in that the interior of the interlayer (18) and the cooling box (7) are respectively provided with a temperature sensor.
8. The energy-saving emission-reducing boiler chimney according to claim 6, characterized in that a water level sensor (17) is further arranged inside the cooling box (7), and the water level sensor (17) is electrically connected with an alarm; wherein the content of the first and second substances,
and when the water level value detected by the water level sensor (17) exceeds a first water level threshold value or is lower than a second water level threshold value, the alarm is started.
9. The energy-saving emission-reducing boiler chimney according to claim 1, characterized in that a plurality of fixing screw holes are arranged on the mounting seat (2) in a penetrating manner.
10. The energy-saving emission-reducing boiler chimney according to claim 9, characterized in that the lower surface of the mounting seat (2) is provided with an anti-slip gasket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011370717.7A CN112503554A (en) | 2020-11-30 | 2020-11-30 | Energy-saving emission-reducing boiler chimney |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011370717.7A CN112503554A (en) | 2020-11-30 | 2020-11-30 | Energy-saving emission-reducing boiler chimney |
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| CN112503554A true CN112503554A (en) | 2021-03-16 |
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| CN202011370717.7A Pending CN112503554A (en) | 2020-11-30 | 2020-11-30 | Energy-saving emission-reducing boiler chimney |
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| CN107694272A (en) * | 2017-11-17 | 2018-02-16 | 亿利洁能科技（枣庄）有限公司 | A kind of fume treatment auxiliary |
| CN108031263A (en) * | 2017-12-13 | 2018-05-15 | 魏传喆 | A kind of new energy flue gas processing device |
| CN108534164A (en) * | 2018-04-25 | 2018-09-14 | 李洪东 | A kind of energy-saving environment-friendly furnace |
| CN209279135U (en) * | 2018-10-16 | 2019-08-20 | 湖南联新能源环保科技股份有限公司 | A kind of environment-friendly boiler heat recovery reuse means |
| CN210845759U (en) * | 2019-10-28 | 2020-06-26 | 济南赛特注册安全工程师事务所有限公司 | Pitch flue gas collection processing apparatus in carbon production |
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