CN109999641B - Environment-friendly desulfurization equipment for flue gas emission of industrial coal-fired boiler - Google Patents
Environment-friendly desulfurization equipment for flue gas emission of industrial coal-fired boiler Download PDFInfo
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- CN109999641B CN109999641B CN201910266723.9A CN201910266723A CN109999641B CN 109999641 B CN109999641 B CN 109999641B CN 201910266723 A CN201910266723 A CN 201910266723A CN 109999641 B CN109999641 B CN 109999641B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
- B01D53/50—Sulfur oxides
- B01D53/507—Sulfur oxides by treating the gases with other liquids
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- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Abstract
The invention relates to the technical field related to coal treatment, and discloses an environment-friendly desulfurization device for flue gas emission of an industrial coal-fired boiler, which comprises a base, wherein a machine body is fixedly installed at the top of the base, an inner shell is fixedly installed at the bottom of the inner side of the machine body, a dehydration layer is fixedly installed between the inner side wall of the machine body and the outer side wall of the inner shell, a driving motor is fixedly installed at the middle position of the top of the machine body through a bolt, an output shaft of the driving motor penetrates through the top of the machine body and extends to the inner side of the machine body, and a. This environmental protection sweetener for industrial coal fired boiler flue gas emission for leading-in low temperature vaporization desulfurization diluent and flue gas carry out the convection current and blow, thereby make low temperature vaporization desulfurization diluent carry out furthest's reaction contact, changed the traditional mode that directly sprays the reaction, the effectual reaction contact that improves sulfide in desulfurization diluent and the flue gas, and then reduce the sulphide content in the flue gas emission.
Description
Technical Field
The invention relates to the technical field related to coal treatment, in particular to an environment-friendly desulfurization device for flue gas emission of an industrial coal-fired boiler.
Background
Along with the development of society and the continuous progress of science and technology, people have stronger and stronger awareness of environmental protection, in the industrial coal-fired process, flue gas is inevitably generated and discharged, the coal-fired flue gas generally contains more dust, sulfuration gas and greenhouse gas, enterprises purify the flue gas when discharging, purify and discharge harmful substances in the flue gas to the maximum extent, but the existing coal-fired flue gas generally adopts a wet method to carry out flue gas desulfurization when purifying and treating, and sprays desulfurization diluent to absorb the sulfuration gas in the flue gas so as to achieve the desulfurization effect, but the method needs to consume more desulfurization diluent, and when discharging the coal-fired flue gas, the flue gas is discharged from a uniform chimney, the flue gas is concentrated, and the spray of the desulfurization diluent needs to contact with sulfides in the flue gas for reaction, thereby produce chemical reaction and absorb the liquefaction and discharge, but the unified of flue gas is derived, causes sulphide and desulfurization diluent can not fully contact, causes the desulfurization effect of desulfurization diluent unsatisfactory, and reaction utilization is lower, consequently needs the environmental protection sweetener that coal-fired flue gas discharged usefulness, improves the efficiency that the sulphide in desulfurization diluent and the flue gas reacts.
Disclosure of Invention
Solves the problem that the existing sulfide of the coal-fired flue gas can not be in full contact reaction with the desulfurization diluent.
The utility model provides an industry coal fired boiler flue gas emission uses environmental protection sweetener, includes the base, the top fixed mounting of base has the organism, the inboard bottom fixed mounting of organism has interior casing, fixed mounting has the dehydration layer between the inside wall of organism and the lateral wall of interior casing, the top intermediate position of organism has driving motor through bolt fixed mounting, driving motor's output shaft runs through the top of organism and extends to the inboard of organism, the top intermediate position fixed mounting of interior casing has the location bearing frame, driving motor's output shaft end is through shaft coupling fixedly connected with pivot, the end of pivot runs through the bearing inner race of location bearing frame and runs through the top of interior casing, the end of pivot extends to the inner chamber of interior casing and fixedly connected with frustum section of thick bamboo, leave the clearance between the inboard bottom of the bottom port of frustum section of thick bamboo and interior casing, the negative pressure fan blades are connected with the annular outer side wall of the frustum cylinder in an annular array mode, an annular multi-way pipe is fixedly installed at the top of the inner side wall of the inner shell, an outward communicating pipe is fixedly connected to a water guide port of the annular multi-way pipe, one end, far away from the annular multi-way pipe, of the outward communicating pipe penetrates through the inner side wall of the inner shell and the inner side wall of the machine body and extends to the outer side of the machine body, an atomizing spray head is fixedly connected to a spray port at the bottom of the annular multi-way pipe, a liquid discharge pipe is fixedly connected to a liquid discharge port at the bottom of the right side face of the machine body, an exhaust pipe is fixedly connected to the bottom of the base, an exhaust port at the tail end of the exhaust pipe penetrates through the bottom of the machine body and extends to the top of the inner, the annular outer side wall of the inner shell is annularly provided with four arc-shaped cavities, the annular outer side wall of the inner shell is fixedly connected with four closed outer arc shells, the four closed outer arc shells are respectively arranged in one-to-one correspondence with the four arc-shaped cavities, four closed spaces are respectively formed between the four closed outer arc shells and the inner shell, the annular inner side wall of the inner shell is provided with four inward chutes which are respectively communicated with the four arc-shaped cavities, the outer side wall of the inner shell is provided with outward inclined holes which are communicated with the arc-shaped cavities, the arc-shaped bottoms of the four closed outer arc shells are respectively provided with a liquid flowing groove, the transfer hollow ring is communicated with the four closed outer arc shells through four arc-shaped bent pipes respectively, the air guide pipe is fixedly connected with the air guide opening of the transfer hollow ring, one end opening of the air guide pipe, which is far away from the, an exhaust funnel is fixedly connected to an exhaust port above the annular outer side wall of the machine body, and a control panel is fixedly mounted on the right side face of the machine body.
Preferably, the connection relationship between the control panel and the driving motor is electrical connection, and the control panel can control the on-off and operation state of the driving motor.
Preferably, the frustum cylinder adopts a fine-hole filter cylinder, the frustum cylinder is placed in an inverted manner that the cross-sectional area of the top is larger than that of the bottom, and the inner side wall of the frustum cylinder is provided with a spiral guide groove.
Preferably, the number of the negative pressure fan blades is four, the four negative pressure fan blades are fixedly arranged on the annular outer side wall of the frustum cylinder, and a gap is reserved between one end of each negative pressure fan blade far away from the frustum cylinder and the inner side wall of the inner shell.
Preferably, the closed outer arc shell is made of corrosion-resistant metal, the shape of the closed outer arc shell is the same as that of the outer side wall of the inner shell, and the side edge of the closed outer arc shell is in sealing contact with the outer side wall of the inner shell, so that a closed space is formed between the closed outer arc shell and the inner shell.
Preferably, the inward chute is arranged in an inclined manner, the port of the inward chute close to the inner cavity of the inner shell is inclined downwards, the port of the inward chute close to the arc-shaped cavity is inclined upwards, the outward inclined holes are uniformly distributed on the outer side wall of the part, covering the inner shell, of the closed outer arc shell, and the direction of the port of the outward inclined hole is opposite to that of the port of the inward chute.
Compared with the prior art:
(1) the environment-friendly desulfurization equipment for smoke emission of the industrial coal-fired boiler is characterized in that a machine body, an inner shell, a frustum cylinder and a negative pressure fan blade are matched with each other, when the equipment is used, a driving motor is started through a control panel, an output shaft of the driving motor drives a rotating shaft to rotate through a coupler, the rotating shaft drives the frustum cylinder to rotate, smoke is guided into an inner cavity of the frustum cylinder through an exhaust pipe, the smoke is diffused from top to bottom in the inner cavity of the frustum cylinder, pores on the side wall of the frustum cylinder have a certain smoke filtering effect, particle impurities in the smoke can be blocked in the inner cavity of the frustum cylinder, then the frustum cylinder rotates to increase the smoke flowing speed of the inner cavity of the frustum cylinder, the guided smoke is scattered, the smoke in the inner cavity of the frustum cylinder is diffused downwards along with the introduction of external smoke, and a spiral guide groove on the inner side wall of the frustum cylinder increases the flowing path of the smoke in the frustum cylinder, thereby particle impurities in the flue gas can be effectively adsorbed or dropped by the pores on the frustum cylinder, finally the flue gas is guided out through the bottom port of the frustum cylinder, then the flue gas drifts upwards in the inner cavity of the inner shell, and simultaneously the flue gas is guided into high pressure by high-temperature purification liquid externally connected with the communicating pipe, so that the purification liquid is guided out from the atomizing nozzle through the annular multi-way pipe for atomization, the rotating frustum cylinder drives the negative pressure fan blade to rotate, negative pressure is generated below the inner cavity of the inner shell, the drifted flue gas is upwards attracted to the water mist of the purification liquid for contact tuberculosis, the atomized purification liquid and the flue gas particles drifted upwards carry out maximum contact adhesion, the particle impurities in the flue gas are adsorbed, the purification liquid forming water drops is discharged into the inner cavity of the base through the liquid discharge hole for collection, the utilization efficiency of the purification liquid is increased, and the particle impurities in the flue gas are removed to the maximum extent, so that the equipment can purify the sulfide in the flue gas subsequently.
(2) The environmental protection desulfurization equipment for smoke emission of the industrial coal-fired boiler is characterized in that an inner shell is arranged, an outer arc shell is sealed, a transfer hollow ring and an arc bent pipe are matched with each other, when the equipment is used, after smoke is contacted with purifying liquid, impurity particles in the smoke are adsorbed to the maximum extent, along with the introduction of external smoke air pressure, the air pressure in the inner shell is increased, the purified smoke is introduced into the inner side wall of an arc cavity through an inward inclined groove, finally, the inner cavity of the sealed outer arc shell is introduced through an outward inclined hole, low-temperature vaporized desulfurization diluent introduced through an air duct is introduced into a closed space formed by the sealed outer arc shell and the side wall of the inner shell, the smoke is obliquely led out from a port of the outward inclined hole, the introduced low-temperature vaporized desulfurization diluent and the smoke are subjected to convection blowing, and the low-temperature vaporized desulfurization diluent is subjected to the maximum reaction contact, and the higher flue gas of temperature and low temperature vaporization desulfurization diluent contact each other, form the lateral wall that the drop of water passes through the interior casing and trickle downwards, the mixed reaction liquid that forms the water droplet at last passes through the flowing liquid groove and derives the enclosure space of constituteing between closed outer arc shell and the shell body, the inner chamber of leading-in organism, discharge through the fluid-discharge tube at last and carry out recycle, the traditional mode that directly sprays the reaction has been changed, the effectual reaction contact of sulphide in improvement desulfurization diluent and the flue gas, and then reduce the sulphide content in the flue gas emission.
(3) This industry coal fired boiler is environmental protection sweetener for fume emission, through setting up the organism, interior casing and dehydration layer mutually support, when equipment uses, the flue gas is through the purification of interior casing internal purification liquid, reduce the content of granule impurity in the flue gas, then after the absorption reaction through the desulfurization diluent, the inner chamber of the leading-in organism of combustion gas, contain more dilution steam in the gas this moment, follow-up leading-in of flue gas pressure, the atmospheric pressure balance of organism inner chamber, gas is dehydrated through the dehydration layer and is dried, discharge through the aiutage at last, thereby reach the purpose that purifies back coal fired flue gas and discharge.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1;
FIG. 3 is a schematic view showing the distribution of spiral guide grooves in the frustum cylinder according to the present invention.
In the figure: the device comprises a base 1, a machine body 2, an inner shell 3, a dehydration layer 4, a driving motor 5, a positioning bearing seat 6, a rotating shaft 7, a frustum cylinder 8, a spiral guide groove 81, negative pressure fan blades 9, an annular multi-way pipe 10, an atomizing spray head 11, an outward communicating pipe 12, a liquid discharge pipe 13, an exhaust pipe 14, a liquid discharge hole 15, a hollow ring in the middle of 16, an arc-shaped cavity 17, an inward chute 18, an outward inclined hole 19, a closed outer arc shell 20, an arc-shaped bent pipe 21, an air guide pipe 22, a liquid flow groove 23, an exhaust funnel 24 and a control panel 25.
Detailed Description
As shown in fig. 1-3, the present invention provides a technical solution: an environment-friendly desulfurization device for flue gas emission of an industrial coal-fired boiler comprises a base 1, a machine body 2 is fixedly installed at the top of the base 1, an inner shell 3 is fixedly installed at the bottom of the inner side of the machine body 2, a dehydration layer 4 is fixedly installed between the inner side wall of the machine body 2 and the outer side wall of the inner shell 3, the dehydration layer 4 can adopt an active carbon dehydration layer, a driving motor 5 is fixedly installed at the middle position of the top of the machine body 2 through bolts, an output shaft of the driving motor 5 penetrates through the top of the machine body 2 and extends to the inner side of the machine body 2, a positioning bearing seat 6 is fixedly installed at the middle position of the top of the inner shell 3, a rotating shaft 7 is fixedly connected at the tail end of the output shaft of the driving motor 5 through a coupler, a bearing inner ring of the positioning bearing seat 6 penetrates through the top, leave the clearance between the inboard bottom of the bottom port of a frustum section of thick bamboo 8 and interior casing 3, the annular outside wall annular array of a frustum section of thick bamboo 8 is connected with negative pressure flabellum 9, the quantity of negative pressure flabellum 9 is four, the equal fixed mounting of four negative pressure flabellum 9 is at the annular lateral wall of a frustum section of thick bamboo 8, negative pressure flabellum 9 leaves the clearance between the one end of keeping away from a frustum section of thick bamboo 8 and the inside wall of interior casing 3, a frustum section of thick bamboo 8 adopts the pore to strain a section of thick bamboo, frustum section of thick bamboo 8 is placed for the inversion that the top cross-sectional area is greater than the bottom cross-sectional area, spiral guiding groove 81 has been seted up to the inside wall of a frustum section of thick bamboo 8, the inside wall top fixed mounting of interior casing 3 has annular multi-way pipe 10, the water guide mouth fixedly connected with outward communicating pipe 12 of annular multi-way pipe 10, outward high temperature purification liquid is connected to outward, the purification liquid Extend to the outside of organism 2, the spout department fixedly connected with atomizer 11 of annular multiple-pass tube 10 bottom, the drain department fixedly connected with fluid-discharge tube 13 of organism 2 right flank bottom, the bottom fixedly connected with blast pipe 14 of base 1, the terminal exhaust port of blast pipe 14 runs through the bottom of organism 2 and extends to the inboard top of frustum section of thick bamboo 8, the inboard bottom of organism 2 and the inboard bottom of inner casing 3 are all offered the outage 15 that communicate each other, the annular lateral wall of inner casing 3 is fixed and connected with the hollow ring of transfer 16, the annular lateral wall of inner casing 3 is annular and is equipped with four arc chambers 17, the annular lateral wall of inner casing 3 is annular and fixedly connected with four closed outer arc shells 20, four closed outer arc shells 20 are set up with four arc chambers 17 one-to one respectively, form four enclosure spaces between four closed outer arc shells 20 and the inner casing 3 respectively, closed outer arc shells 20 adopt corrosion-resistant metal to make, the shape of the closed outer arc shell 20 is the same as the outer side wall of the inner shell 3, the side edge of the closed outer arc shell 20 is in sealing contact with the outer side wall of the inner shell 3, so that a closed space is formed between the closed outer arc shell 20 and the inner shell 3, the annular inner side wall of the inner shell 3 is provided with four inward chutes 18 which are respectively communicated with the four arc cavities 17, the outer side wall of the inner shell 3 is provided with outward inclined holes 19 which are communicated with the arc cavities 17, the arc bottoms of the four closed outer arc shells 20 are respectively provided with a liquid flowing groove 23, the inward chutes 18 are obliquely arranged, the ports of the inward chutes 18 close to the inner cavity of the inner shell 3 are obliquely downward, the ports of the inward chutes 18 close to the arc cavities 17 are obliquely upward, the outward inclined holes 19 are uniformly distributed on the outer side wall of the closed outer arc shell 20 covering the part of the inner shell 3, the ports of the outward inclined, hollow ring 16 of transfer and four closed outer arc shells 20 between communicate each other through four arc return bends 21 respectively, the air guide department fixedly connected with air duct 22 of the hollow ring 16 of transfer, the external low temperature vaporization desulfurization diluent supply apparatus of air duct 22, for the equipment supplies with low temperature desulfurization diluent, air duct 22 runs through organism 2's inside wall and extends to organism 2's the outside in a port of keeping away from the hollow ring 16 of transfer, the air discharge department fixedly connected with aiutage 24 of organism 2's annular lateral wall top, organism 2's right flank fixed mounting has control panel 25, the connection between control panel 25 and driving motor 5 is electric connection, control panel 25 can control driving motor 5's switch and running state.
When the device is used, the boiler coal-fired flue gas is guided into the inner cavity of the frustum cylinder 8 through the exhaust pipe 14, the driving motor 5 is started through the control panel 25, the output shaft of the driving motor 5 drives the rotating shaft 7 to rotate through the coupler, the rotating shaft 7 drives the frustum cylinder 8 to rotate, so that the flue gas is diffused in the inner cavity of the frustum cylinder 8 from top to bottom, the pores on the side wall of the frustum cylinder 8 have a certain flue gas filtering effect, particle impurities in the flue gas can be blocked in the inner cavity of the frustum cylinder 8, then the frustum cylinder 8 rotates, the flue gas flowing speed in the inner cavity of the frustum cylinder 8 is increased, the guided flue gas is scattered, along with the introduction of external flue gas, the flue gas in the inner cavity of the frustum cylinder 8 is diffused downwards, the spiral guide grooves 81 on the inner side wall of the frustum cylinder 8 increase the flowing path of the flue gas in the frustum cylinder 8, and therefore the particle impurities in the flue gas can be effectively adsorbed or dropped by the pores on the frustum cylinder, finally, the flue gas is led out through the bottom port of the frustum cylinder 8, and then drifts upwards in the inner cavity of the inner shell 3, and simultaneously high-pressure introduction is carried out on high-temperature purification liquid externally connected with a communicating pipe 12, so that the purification liquid is led out of an atomizing nozzle 11 through an annular multi-way pipe 10 to be atomized, the rotating frustum cylinder 8 drives a negative pressure fan blade 9 to rotate, negative pressure is generated below the inner cavity of the inner shell 3, the drifted flue gas is upwards attracted to the water mist of the purification liquid to be contacted and agglomerated, the atomized purification liquid and the upwards drifted flue gas particles are in maximum contact and adhered to adsorb particle impurities in the flue gas, along with the introduction of the external flue gas pressure, the air pressure in the inner shell 3 is increased, the purified flue gas is led into the inner side wall of the arc-shaped cavity 17 through an inward chute 18, and finally is led into the inner cavity of the closed outer arc-shaped shell 20 through, the low-temperature vaporized desulfurization diluent introduced by the gas guide tube 22 is introduced into a closed space formed by the closed outer arc shell 20 and the side wall of the inner shell 3, the flue gas is obliquely led out from the port of the outward inclined hole 19, so that the introduced low-temperature vaporized desulfurization diluent and the flue gas are blown in a convection manner, the low-temperature vaporized desulfurization diluent is in maximum reactive contact, the flue gas with higher temperature is in mutual contact with the low-temperature vaporized desulfurization diluent to form water drops which flow downwards through the side wall of the inner shell 3, finally the mixed reaction liquid forming the water drops is led out of the closed space formed between the closed outer arc shell 20 and the outer shell 3 through the liquid flow groove 23 and is introduced into the inner cavity of the machine body 2, finally the mixed reaction liquid is discharged through the liquid discharge pipe 23 for recycling, the discharged gas is introduced into the inner cavity of the machine body 2, and the gas at the moment contains more diluted water vapor and is, the air pressure in the inner cavity of the machine body 2 is balanced, the gas is dehydrated and dried through the dehydration layer 4 and finally discharged through the exhaust funnel 24, and therefore the purpose of discharging purified coal-fired flue gas is achieved.
Claims (6)
1. The utility model provides an industry coal fired boiler fume emission is with environmental protection sweetener, includes base (1), its characterized in that: the top fixed mounting organism (2) of base (1), the inboard bottom fixed mounting of organism (2) has interior casing (3), fixed mounting has dehydration layer (4) between the inside wall of organism (2) and the lateral wall of interior casing (3), the top intermediate position of organism (2) has driving motor (5) through bolt fixed mounting, the output shaft of driving motor (5) runs through the top of organism (2) and extends to the inboard of organism (2), the top intermediate position fixed mounting of interior casing (3) has location bearing frame (6), the output shaft end of driving motor (5) is through shaft coupling fixedly connected with pivot (7), the end of pivot (7) runs through the bearing inner race of location bearing frame (6) and runs through the top of interior casing (3), the end of pivot (7) extends to the inner chamber and the fixedly connected with frustum section of thick bamboo (8) of casing (3), a gap is reserved between a bottom port of the frustum cylinder (8) and the inner bottom of the inner shell (3), a negative pressure fan blade (9) is connected to an annular outer side wall of the frustum cylinder (8) in an annular array mode, an annular multi-way pipe (10) is fixedly mounted at the top of the inner side wall of the inner shell (3), an outward communicating pipe (12) is fixedly connected to a water guide port of the annular multi-way pipe (10), the outward communicating pipe (12) penetrates through the inner side wall of the inner shell (3) and the inner side wall of the machine body (2) at one end far away from the annular multi-way pipe (10) and extends to the outer side of the machine body (2), an atomizing nozzle (11) is fixedly connected to a nozzle at the bottom of the annular multi-way pipe (10), a liquid discharge pipe (13) is fixedly connected to a liquid discharge port at the bottom of the right side face of the machine body, the tail end exhaust port of the exhaust pipe (14) penetrates through the bottom of the machine body (2) and extends to the inner top of the frustum cylinder (8), liquid discharge holes (15) which are communicated with each other are formed in the inner bottom of the machine body (2) and the inner bottom of the inner shell (3), a transfer hollow ring (16) is fixedly sleeved on the annular outer side wall of the inner shell (3), four arc-shaped cavities (17) are annularly arranged on the annular outer side wall of the inner shell (3), four closed outer arc shells (20) are fixedly and annularly connected with the annular outer side wall of the inner shell (3), the four closed outer arc shells (20) are respectively arranged in one-to-one correspondence with the four arc-shaped cavities (17), four closed spaces are respectively formed between the four closed outer arc shells (20) and the inner shell (3), four inward inclined grooves (18) are formed in the annular inner side wall of the inner shell (3) and are respectively communicated with the four arc-shaped, outward inclined hole (19) and communicate each other with arc chamber (17), four have been seted up to the lateral wall of interior casing (3) the liquid flowing groove (23) have all been seted up to the arc bottom of sealing outer arc shell (20), hollow ring (16) of transfer and four seal between outer arc shell (20) respectively through four arc return bends (21) communicate each other, the air guide department fixedly connected with air duct (22) of the hollow ring of transfer (16), air duct (22) run through the inside wall of organism (2) and extend to the outside of organism (2) in a port of keeping away from hollow ring (16) of transfer, and the air exhaust outlet department fixedly connected with aiutage (24) of the annular lateral wall top of organism (2), the right flank fixed mounting of organism (2) has control panel (25).
2. The environmental protection desulfurization equipment for flue gas emission of industrial coal-fired boiler according to claim 1, characterized in that: the connection relationship between the control panel (25) and the driving motor (5) is electric connection, and the control panel (25) can control the on-off and running state of the driving motor (5).
3. The environmental protection desulfurization equipment for flue gas emission of industrial coal-fired boiler according to claim 1, characterized in that: the frustum cylinder (8) adopts a fine-hole filter cylinder, the frustum cylinder (8) is placed in an inverted mode that the cross-sectional area of the top is larger than that of the bottom, and a spiral guide groove (81) is formed in the inner side wall of the frustum cylinder (8).
4. The environmental protection desulfurization equipment for flue gas emission of industrial coal-fired boiler according to claim 1, characterized in that: the quantity of negative pressure flabellum (9) is four, and the equal fixed mounting of four negative pressure flabellum (9) is at the annular lateral wall of frustum section of thick bamboo (8), negative pressure flabellum (9) leave the clearance between the one end of keeping away from frustum section of thick bamboo (8) and the inside wall of interior casing (3).
5. The environmental protection desulfurization equipment for flue gas emission of industrial coal-fired boiler according to claim 1, characterized in that: the sealed outer arc shell (20) is made of corrosion-resistant metal, the shape of the sealed outer arc shell (20) is the same as that of the outer side wall of the inner shell (3), and the side edge of the sealed outer arc shell (20) is in sealing contact with the outer side wall of the inner shell (3) so that a sealed space is formed between the sealed outer arc shell (20) and the inner shell (3).
6. The environmental protection desulfurization equipment for flue gas emission of industrial coal-fired boiler according to claim 1, characterized in that: the utility model discloses an inner shell (3) of a building, including interior casing (3), interior casing (18), to the port slope that interior casing (3) inner chamber is being close to interior casing (18), to the port slope that interior casing (18) inner chamber is being close to interior casing (18) and set up, the port slope that is close to arc chamber (17) is up to interior chute (18), outer inclined hole (19) evenly distributed covers the lateral wall of casing (3) part at sealed outer arc shell (20), the port orientation of outer inclined hole (19) is opposite with the port orientation of interior casing (18).
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| CN201910266723.9A CN109999641B (en) | 2019-04-03 | 2019-04-03 | Environment-friendly desulfurization equipment for flue gas emission of industrial coal-fired boiler |
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| FR2058158A6 (en) * | 1968-11-04 | 1971-05-28 | Air Liquide | |
| NO871895D0 (en) * | 1987-05-07 | 1987-05-07 | Erik Voje Heieren | ROTATING CYCLON FOR SUBSTANCE DISPOSAL IN EX. ROEKGASSER |
| CN203281200U (en) * | 2013-06-07 | 2013-11-13 | 安丘和惠节能设备有限公司 | Coal-fired boiler flue gas purification device |
| CN105148716B (en) * | 2015-08-30 | 2017-09-15 | 武汉白手起家科技有限公司 | A kind of fume desulfurizing tower of coal-burning boiler |
| CN207413134U (en) * | 2017-11-05 | 2018-05-29 | 安徽万山红环保科技有限公司 | A kind of environment-protecting type exhaust air purifier |
| CN108126499A (en) * | 2018-01-02 | 2018-06-08 | 李卫军 | A kind of desulfation dust-extraction device based on rotating spraying and spiral gas-liquid separation principle |
| CN108787254B (en) * | 2018-08-29 | 2019-12-13 | 芜湖文青机械设备设计有限公司 | paint spraying equipment for outer side wall of circular hollow pipe |
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