CN209116361U - A kind of energy saving and environment friendly coal-burning boiler - Google Patents
A kind of energy saving and environment friendly coal-burning boiler Download PDFInfo
- Publication number
- CN209116361U CN209116361U CN201821251923.4U CN201821251923U CN209116361U CN 209116361 U CN209116361 U CN 209116361U CN 201821251923 U CN201821251923 U CN 201821251923U CN 209116361 U CN209116361 U CN 209116361U
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- fixedly connected
- filter screen
- rose box
- clean
- purification
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Abstract
The utility model provides a kind of energy saving and environment friendly coal-burning boiler, it is related to field of environment protection equipment, including pedestal, left side at the top of the pedestal is fixedly connected with boiler body, the bottom of the boiler body offers ash hole, fire door is provided at the top of the ash hole, the right side of the fire door is fixedly connected with boiler body, and the front of the boiler body is fixedly connected with air hose.The energy saving and environment friendly coal-burning boiler, pass through positive first shoot door of Rose Box and the second shoot door, the a large amount of dusts to get off can be cleared up from the first filter screen and the second filter screen to Rose Box inside every one end time to be purged, it facilitates and Rose Box inside is cleared up, cleaning is convenient, by the purification sponge inside purification device and purify the Purge holes on sponge, filtered flue gas is enabled to too fast will not just to exclude from exhaust pipe in scavenging solution, so that the reaction time is longer, the clean-up effect of scavenging solution is effectively raised, so that clean-up effect is more preferable.
Description
Technical field
The utility model relates to technical field of environment protection equipment, specially a kind of energy saving and environment friendly coal-burning boiler.
Background technique
Coal-burning boiler refers to the coal of fuel combustion, after coal heat is inverted, generates steam or becomes hot water.But it is existing
The discharge flue of some coal-burning boilers is mostly straight-line, and the pollutants such as a large amount of dust and sulfur dioxide is caused to be discharged into atmosphere,
It not only will cause the pollution of environment to surrounding, but also will affect human health, cause existing coal-burning boiler not environmentally friendly enough.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of energy saving and environment friendly coal-burning boiler, solves above-mentioned
The problem of being proposed in background technique.
(2) technical solution
In order to achieve the above object, the utility model is achieved by the following technical programs: a kind of energy saving and environment friendly fire coal
Boiler, including pedestal, the left side at the top of the pedestal are fixedly connected with boiler body, and the bottom of the boiler body offers out
Grey mouth is provided with fire door at the top of the ash hole, and the right side of the fire door is fixedly connected with boiler body, the boiler body
Front be fixedly connected with air hose, smoke box is fixedly connected on the right side of the boiler body, is fixedly connected at the top of the smoke box
There is pipe, the first connecting tube, the described one end of first connecting tube far from pipe are fixedly connected at the top of the pipe
It is fixedly connected with Rose Box, the bottom of the Rose Box is fixedly connected with pedestal, and drive is fixedly connected on the left of the Rose Box
Device is moved, the second connecting tube is fixedly connected on the right side of the Rose Box, the one end of second connecting tube far from Rose Box is solid
Surely it is connected with purification device, the left side at the top of the purification device is fixedly connected with exhaust pipe.
The driving device is internally provided with servo motor, the bottom of the servo motor and the bottom of driving device inner cavity
Portion is fixedly connected, and the servo motor is connected with first bevel gear by the rotating shaft transmission at the top of it, the first bevel gear
Top is provided with first rotating shaft, and the both ends of the first rotating shaft are hinged with the inner wall of driving device, the first rotating shaft
Right side be sequentially connected with second bevel gear, the first bevel gear and second bevel gear are intermeshed, the first rotating shaft
Left side is sequentially connected with first gear, and the second shaft, the company of transmission in second shaft are provided with above the first gear
Be connected to second gear, the outside of the first gear and second gear is arranged with belt, the first gear by belt with
Second gear transmission connection.
Preferably, the Rose Box is internally provided with the first filter screen, is provided on the right side of first filter screen
Two filter screens, are provided with carbon fiber adsorption net on the right side of second filter screen, the front of the Rose Box and are located at the first mistake
It is provided with the first shoot door on the left of strainer, the front of the Rose Box and is set between the first filter screen and the second filter screen
It is equipped with the second shoot door, is provided with sealing ring between first shoot door and the second shoot door and Rose Box.
Preferably, bearing block is fixedly connected between the driving device and Rose Box, the right end of second shaft passes through
It wears bearing block and is extended to the over the inside of filter box and runs through the first filter screen.
Preferably, the first clean-up frame is provided on the left of first filter screen, first clean-up frame is close to second turn
One end of axis is fixedly connected with the second shaft, and first clean-up frame is fixedly connected with first clearly close to the side of the first filter screen
Manage hairbrush.
Preferably, the second clean-up frame is provided on the left of second filter screen, second clean-up frame is close to second turn
One end of axis is fixedly connected with the second shaft, and second clean-up frame is fixedly connected with second clearly close to the side of the second filter screen
Manage hairbrush.
Preferably, the one end of second connecting tube far from purification device through purification device and extends to purification device
Bottom, the purification device are internally provided with purification sponge, and the quantity of the purification sponge is provided with three pieces, and three pieces of purifications
Sponge is to be obliquely installed, and equally distributed Purge holes, the inside setting of the purification device are offered on the purification sponge
There is scavenging solution, and the height of scavenging solution need to be higher than the height of purification sponge.
(3) beneficial effect
The utility model provides a kind of energy saving and environment friendly coal-burning boiler.Have it is following the utility model has the advantages that
1, energy saving and environment friendly coal-burning boiler, by entering in Rose Box the flue gas of discharge by the first connecting tube
Portion is filtered the larger dust granule in flue gas by the first filter screen and the second filter screen, then by being provided with
Carbon fiber adsorption net adsorbs some tiny dusts, just can be filtered to the dust in flue gas, completes to flue gas
Preliminary purification, subsequent flue gas enter the bottom of purification device by the second connecting tube, then pass through the purification inside purification device
Liquid, scavenging solution is set as sodium hydroxide solution or other can be with purification with the solution of sulfur dioxide gas precursor reactant, flue gas
Its internal sulfur dioxide is purified, and can be filtered to minute dust remaining in flue gas by liquid reaction, so that
The more environmental protection of the gas of discharge is clean, and the gas after the completion of purifying can be generated boiler body by emission by exhaust pipe
A large amount of dusts in flue gas and the sulfur dioxide gas of atmosphere pollution most serious is purified, so that the cigarette of boiler body discharge
Gas will not pollute atmosphere, not only protect ambient enviroment, but also will not influence the health of people, more ring
It protects.
2, the energy saving and environment friendly coal-burning boiler is rotated by servo motor inside driving device, servo motor beat the
The rotation of one bevel gear, first bevel gear drive second bevel gear rotation, and second bevel gear drives first rotating shaft rotation, first rotating shaft
First gear rotation is driven, first gear drives second gear to rotate by belt, and second gear drives the rotation of the second shaft, the
Two shafts drive the first clean-up frame and the second clean-up frame rotation, the first clean-up frame drive the first cleaning brush to the first filter screen into
Row cleans, and the second clean-up frame drives the second cleaning brush to clean the second filter screen, can be by the first filter screen and second
The dust accumulated on filter screen is cleaned, and product on the first filter screen in use for some time and the second filter screen can be prevented
Tired a large amount of dusts impact the efficiency of filtering, effectively raise the efficiency of filtering, pass through Rose Box positive first
Shoot door and the second shoot door can clear up Rose Box inside every one end time from the first filter screen and the second filter screen
The a large amount of dusts to get off are purged, and are facilitated and are cleared up Rose Box inside, and cleaning is convenient, inside purification device
It purifies sponge and purifies the Purge holes on sponge, enable to filtered flue gas will not be too fast just from exhaust pipe in scavenging solution
It excludes, so that the reaction time is longer, effectively raises the clean-up effect of scavenging solution, so that clean-up effect is more preferable, the gas of discharge
Body is cleaner.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model Rose Box structural schematic diagram；
Fig. 3 is the utility model purification device structural schematic diagram.
In figure: 1 pedestal, 2 air hoses, 3 ash holes, 4 fire doors, 5 boiler bodies, 6 smoke boxes, 7 pipes, 8 first connecting tubes, 9
Exhaust pipe, 10 purification devices, 11 second connecting tubes, 12 Rose Boxes, 13 second shoot doors, 14 first shoot doors, 15 driving devices,
16 second gears, 17 belts, 18 first gears, 19 first rotating shafts, 20 second bevel gears, 21 first bevel gears, 22 servo motors,
23 second shafts, 24 first clean-up frames, 25 first cleaning brush, 26 second clean-up frames, 27 second cleaning brush, 28 absorbing carbon fibers
Attached net, 29 second filter screens, 30 first filter screens, 31 bearing blocks, 32 Purge holes, 33 purification sponges.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe.
The utility model embodiment provides a kind of energy saving and environment friendly coal-burning boiler, as shown in Figure 1-3, include pedestal 1, pedestal
The left side at 1 top is fixedly connected with boiler body 5, and the bottom of boiler body 5 offers ash hole 3, the top setting of ash hole 3
There is fire door 4, the right side of fire door 4 is fixedly connected with boiler body 5, and the front of boiler body 5 is fixedly connected with air hose 2, boiler sheet
The right side of body 5 is fixedly connected with smoke box 6, and the top of smoke box 6 is fixedly connected with pipe 7, and the top of pipe 7 is fixedly connected with
First connecting tube 8, the first connecting tube 8 are fixedly connected with Rose Box 12, the bottom of Rose Box 12 and base far from one end of pipe 7
Seat 1 is fixedly connected, and the left side of Rose Box 12 is fixedly connected with driving device 15, and the right side of Rose Box 12 is fixedly connected with the second company
Adapter tube 11, the second connecting tube 11 are fixedly connected with purification device 10 far from one end of Rose Box 12, and flue gas passes through the second connecting tube
11 enter the bottom of purification device 10, and then by the scavenging solution inside purification device 10, it is molten that scavenging solution is set as sodium hydroxide
Liquid or other can be reacted with scavenging solution with the solution of sulfur dioxide gas precursor reactant, flue gas, by its internal sulfur dioxide
It is purified, and minute dust remaining in flue gas can be filtered, so that the more environmental protection of the gas of discharge is clean,
Gas after the completion of purification is discharged by exhaust pipe 9, a large amount of dusts in flue gas that can generate boiler body 5 and to atmosphere
The sulfur dioxide gas of pollution most serious is purified, so that the flue gas that boiler body 5 discharges will not pollute atmosphere, no
Ambient enviroment is only protected, and will not influence the health of people, more environmentally friendly, the left side at 10 top of purification device is solid
Surely it is connected with exhaust pipe 9, the one end of the second connecting tube 11 far from purification device 10 is through purification device 10 and extends to purification dress
10 bottom is set, purification device 10 is internally provided with purification sponge 33, and the quantity of purification sponge 33 is provided with three pieces, and three pieces
Purifying sponge 33 is to be obliquely installed, and purifies and offers equally distributed Purge holes 32, the inside of purification device 10 on sponge 33
It is provided with scavenging solution, and the height of scavenging solution need to be higher than the height of purification sponge 33, passes through the purification sea inside purification device 10
Purge holes 32 on silk floss 33 and purification sponge 33, enable to filtered flue gas will not be too fast just from exhaust pipe in scavenging solution
9 exclude, so that the reaction time is longer, effectively raise the clean-up effect of scavenging solution, so that clean-up effect is more preferable, the gas of discharge
Body is cleaner.
Driving device 15 is internally provided with servo motor 22, the bottom of servo motor 22 and the bottom of 15 inner cavity of driving device
Portion is fixedly connected, and servo motor 22 is connected with first bevel gear 21 by the rotating shaft transmission at the top of it, by driving device 15
The servo motor 22 in portion rotates, and the first bevel gear 21 that servo motor 22 is beaten rotates, and the top of first bevel gear 21 is provided with the
One shaft 19, inner wall of the both ends of first rotating shaft 19 with driving device 15 are hinged, and the right side of first rotating shaft 19, which is driven, to be connected
It is connected to second bevel gear 20, first bevel gear 21 and second bevel gear 20 are intermeshed, and first bevel gear 21 drives the second cone tooth
20 rotation of wheel, the left side of first rotating shaft 19 are sequentially connected with first gear 18, and second bevel gear 20 drives first rotating shaft 19 to rotate,
First rotating shaft 19 drives first gear 18 to rotate, and the top of first gear 18 is provided with the second shaft 23, and the second shaft 23 uploads
Dynamic to be connected with second gear 16, first gear 18 drives second gear 16 to rotate by belt 17, and second gear 16 drives second
Shaft 23 rotates, and the outside of first gear 18 and second gear 16 is arranged with belt 17, first gear 18 by belt 17 with
Second gear 16 is sequentially connected, and Rose Box 12 is internally provided with the first filter screen 30, and the right side of the first filter screen 30 is provided with
The right side of second filter screen 29, the second filter screen 29 is provided with carbon fiber adsorption net 28, passes through first by the flue gas that will be discharged
Connecting tube 8 enters the inside of Rose Box 12, by the first filter screen 30 and the second filter screen 29 to the larger dust in flue gas
Grain is filtered, and is then adsorbed by the carbon fiber adsorption net 28 being provided with to some tiny dusts, just can be to flue gas
In dust be filtered, complete preliminary purification to flue gas, the front of Rose Box 12 and the left side for being located at the first filter screen 30
It is provided with the first shoot door 14, the front of Rose Box 12 and is provided between the first filter screen 30 and the second filter screen 29
Two shoot doors 13 are provided with sealing ring between first shoot door 14 and the second shoot door 13 and Rose Box 12, pass through Rose Box
12 positive first shoot doors 14 and the second shoot door 13, can every one end time to inside Rose Box 12 from the first filter screen
30 and second clear up a large amount of dusts to get off on filter screen 29 and are purged, and facilitate and clear up inside Rose Box 12, clearly
Reason is convenient, and bearing block 31 is fixedly connected between driving device 15 and Rose Box 12, and the right end of the second shaft 23 runs through bearing block
31 and it is extended to the over the inside of filter box 12 and through the first filter screen 30, the left side of the first filter screen 30 is provided with the first clean-up frame
24, the second shaft 23 drives the first clean-up frame 24 and the rotation of the second clean-up frame 26, and the first clean-up frame 24 is close to the second shaft 23
One end is fixedly connected with the second shaft 23, and the first clean-up frame 24 is fixedly connected with the first cleaning close to the side of the first filter screen 30
Hairbrush 25, the left side of the second filter screen 29 are provided with the second clean-up frame 26, and the first clean-up frame 24 drives the first cleaning brush 25 right
First filter screen 30 is cleaned, and the second clean-up frame 26 drives the second cleaning brush 27 to clean the second filter screen 29, the
Two clean-up frames 26 are fixedly connected close to one end of the second shaft 23 with the second shaft 23, and the second clean-up frame 26 is close to the second filter screen
29 side is fixedly connected with the second cleaning brush 27, the dust that can will be accumulated on the first filter screen 30 and the second filter screen 29
It is cleaned, a large amount of dusts pair accumulated on the first filter screen 30 in use for some time and the second filter screen 29 can be prevented
The efficiency of filtering impacts, and effectively raises the efficiency of filtering.
In conclusion the energy saving and environment friendly coal-burning boiler, enters filtering by the first connecting tube 8 by the flue gas that will be discharged
The inside of case 12 is filtered the larger dust granule in flue gas by the first filter screen 30 and the second filter screen 29, then
Some tiny dusts are adsorbed by the carbon fiber adsorption net 28 being provided with, just the dust in flue gas can be carried out
Filter, completes the preliminary purification to flue gas, and subsequent flue gas enters the bottom of purification device 10 by the second connecting tube 11, then passes through
Scavenging solution inside purification device 10, scavenging solution is set as sodium hydroxide solution or other can be with sulfur dioxide gas precursor reactant
Solution, flue gas can be reacted with scavenging solution, its internal sulfur dioxide be purified, and can be to remaining micro- in flue gas
Small dust is filtered, so that the more environmental protection of the gas of discharge is clean, the gas after the completion of purifying is discharged by exhaust pipe 9,
The a large amount of dusts in flue gas that boiler body 5 can be generated and the sulfur dioxide gas of atmosphere pollution most serious is carried out net
Change, so that the flue gas that boiler body 5 discharges will not pollute atmosphere, not only protects ambient enviroment, but also will not influence
The health of people, it is more environmentally friendly.
Also, the energy saving and environment friendly coal-burning boiler is rotated, servo motor by the servo motor 22 inside driving device 15
22 dozens of first bevel gears 21 rotate, and first bevel gear 21 drives second bevel gear 20 to rotate, and second bevel gear 20 drives first
Shaft 19 rotates, and first rotating shaft 19 drives first gear 18 to rotate, and first gear 18 drives 16 turns of second gear by belt 17
Dynamic, second gear 16 drives the rotation of the second shaft 23, and the second shaft 23 drives the first clean-up frame 24 and the rotation of the second clean-up frame 26,
First clean-up frame 24 drives the first cleaning brush 25 to clean the first filter screen 30, and the second clean-up frame 26 drives the second cleaning
Hairbrush 27 cleans the second filter screen 29, can carry out the dust accumulated on the first filter screen 30 and the second filter screen 29
It cleans, a large amount of dusts accumulated on the first filter screen 30 in use for some time and the second filter screen 29 can be prevented to filtering
Efficiency impact, effectively raise the efficiency of filtering, it is clear by positive first shoot door 14 and second of Rose Box 12
Ash door 13, can be every one end time to clearing up from the first filter screen 30 and the second filter screen 29 inside Rose Box 12
A large amount of dusts are purged, and are facilitated and are cleared up inside Rose Box 12, and cleaning is convenient, by net inside purification device 10
Change sponge 33 and purify the Purge holes 32 on sponge 33, enables to filtered flue gas will not be too fast just from row in scavenging solution
Tracheae 9 excludes, so that the reaction time is longer, effectively raises the clean-up effect of scavenging solution, so that clean-up effect is more preferable, discharge
Gas it is cleaner.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of energy saving and environment friendly coal-burning boiler, including pedestal (1), it is characterised in that: the left side at the top of the pedestal (1) is fixed
It is connected with boiler body (5), the bottom of the boiler body (5) offers ash hole (3), sets at the top of the ash hole (3)
It is equipped with fire door (4), the right side of the fire door (4) is fixedly connected with boiler body (5), and the front of the boiler body (5) is fixed
It is connected with air hose (2), is fixedly connected with smoke box (6) on the right side of the boiler body (5), the top of the smoke box (6) is fixed to be connected
It is connected to pipe (7), is fixedly connected with the first connecting tube (8) at the top of the pipe (7), first connecting tube (8) is remote
The one end for separating out smoke pipe (7) is fixedly connected with Rose Box (12), and the bottom of the Rose Box (12) is fixedly connected with pedestal (1),
It is fixedly connected with driving device (15) on the left of the Rose Box (12), is fixedly connected with second on the right side of the Rose Box (12)
Connecting tube (11), second connecting tube (11) is fixedly connected with purification device (10) far from the one end of Rose Box (12), described
Left side at the top of purification device (10) is fixedly connected with exhaust pipe (9)；
The driving device (15) is internally provided with servo motor (22), the bottom of the servo motor (22) and driving device
(15) bottom of inner cavity is fixedly connected, and the servo motor (22) is connected with first bevel gear by the rotating shaft transmission at the top of it
(21), be provided with first rotating shaft (19) at the top of the first bevel gear (21), the both ends of the first rotating shaft (19) with drive
The inner wall of dynamic device (15) is hinged, and is sequentially connected with second bevel gear (20) on the right side of the first rotating shaft (19), described
First bevel gear (21) and second bevel gear (20) are intermeshed, and are sequentially connected with the first tooth on the left of the first rotating shaft (19)
It takes turns (18), is provided with the second shaft (23) above the first gear (18), is sequentially connected on second shaft (23)
The outside of second gear (16), the first gear (18) and second gear (16) is arranged with belt (17), first tooth
(18) are taken turns to be sequentially connected by belt (17) and second gear (16).
2. a kind of energy saving and environment friendly coal-burning boiler according to claim 1, it is characterised in that: the Rose Box (12) it is interior
Portion is provided with the first filter screen (30), is provided with the second filter screen (29) on the right side of first filter screen (30), described second
Be provided on the right side of filter screen (29) carbon fiber adsorption net (28), the front of the Rose Box (12) and be located at the first filter screen
(30) be provided on the left of the first shoot door (14), the front of the Rose Box (12) and be located at the first filter screen (30) and second
It is provided between filter screen (29) the second shoot door (13), first shoot door (14) and the second shoot door (13) and Rose Box
(12) sealing ring is provided between.
3. a kind of energy saving and environment friendly coal-burning boiler according to claim 2, it is characterised in that: the driving device (15) and
It is fixedly connected between Rose Box (12) bearing block (31), the right end of second shaft (23) through bearing block (31) and extends
To Rose Box (12) inside and run through the first filter screen (30).
4. a kind of energy saving and environment friendly coal-burning boiler according to claim 3, it is characterised in that: first filter screen (30)
Left side be provided with the first clean-up frame (24), first clean-up frame (24) close to the second shaft (23) one end and the second shaft
(23) it is fixedly connected, first clean-up frame (24) is fixedly connected with the first cleaning brush close to the side of the first filter screen (30)
(25)。
5. a kind of energy saving and environment friendly coal-burning boiler according to claim 4, it is characterised in that: second filter screen (29)
Left side be provided with the second clean-up frame (26), second clean-up frame (26) close to the second shaft (23) one end and the second shaft
(23) it is fixedly connected, second clean-up frame (26) is fixedly connected with the second cleaning brush close to the side of the second filter screen (29)
(27)。
6. a kind of energy saving and environment friendly coal-burning boiler according to claim 1, it is characterised in that: second connecting tube (11)
One end far from purification device (10) runs through purification device (10) and extends to the bottom of purification device (10), the purification device
(10) be internally provided with purifies sponge (33), and the quantity of purification sponge (33) is provided with three pieces, and three pieces of purification sponges
(33) it is to be obliquely installed, offers equally distributed Purge holes (32), the purification device on the purification sponge (33)
(10) be internally provided with scavenging solution, and the height of scavenging solution need to be higher than the height of purification sponge (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821251923.4U CN209116361U (en) | 2018-08-06 | 2018-08-06 | A kind of energy saving and environment friendly coal-burning boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821251923.4U CN209116361U (en) | 2018-08-06 | 2018-08-06 | A kind of energy saving and environment friendly coal-burning boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209116361U true CN209116361U (en) | 2019-07-16 |
Family
ID=67196652
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821251923.4U Active CN209116361U (en) | 2018-08-06 | 2018-08-06 | A kind of energy saving and environment friendly coal-burning boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209116361U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110755990A (en) * | 2019-11-29 | 2020-02-07 | 福泉市泾评环保炉业有限公司 | Flue gas purification device for energy-saving furnace |
| CN112755705A (en) * | 2020-12-17 | 2021-05-07 | 王莎莎 | Desulfurization and denitrification treatment method for flue gas of steel smelting boiler |
| CN112973309A (en) * | 2021-02-23 | 2021-06-18 | 张善龙 | Flue gas filtering device capable of avoiding dust accumulation and automatically cleaning |
-
2018
- 2018-08-06 CN CN201821251923.4U patent/CN209116361U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110755990A (en) * | 2019-11-29 | 2020-02-07 | 福泉市泾评环保炉业有限公司 | Flue gas purification device for energy-saving furnace |
| CN112755705A (en) * | 2020-12-17 | 2021-05-07 | 王莎莎 | Desulfurization and denitrification treatment method for flue gas of steel smelting boiler |
| CN112973309A (en) * | 2021-02-23 | 2021-06-18 | 张善龙 | Flue gas filtering device capable of avoiding dust accumulation and automatically cleaning |
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