CN204502687U - A kind of fluidization boiler tail flue gas purifier - Google Patents
A kind of fluidization boiler tail flue gas purifier Download PDFInfo
- Publication number
- CN204502687U CN204502687U CN201520113886.0U CN201520113886U CN204502687U CN 204502687 U CN204502687 U CN 204502687U CN 201520113886 U CN201520113886 U CN 201520113886U CN 204502687 U CN204502687 U CN 204502687U
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- tube
- smoke
- separator
- intake pipe
- flue gas
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Abstract
The utility model relates to a kind of fluidization boiler tail flue gas purifier, comprises smoke-intake pipe, cooling tube, separator tube and sedimentation pipe; The cylindrical tube axis of separator tube is perpendicular to the ground, and the openend of cylindrical tube is towards ground, and smoke-intake pipe is arranged on the sidewall of cylindrical tube; Wherein one end of smoke-intake pipe is communicated with cylindrical tube inside, and the other end of smoke-intake pipe is communicated with the back-end ductwork of fluidization boiler; Cooling tube is arranged on the blind end at separator tube top, and wherein one end of cooling tube is communicated with separator tube inside, is provided with a spray assemblies in cooling tube; The wall of separator tube is provided with a separator, comprises some filters, described filter presents zigzag interlaced arrangement on the inwall of separator tube; An exhaust duct is provided with in the bottom of separator tube; The utility model adopts water to absorb flue gas, and by the separating mechanism that is filtered, and realizes being separated waste gas and particle and soluble impurity.
Description
Technical field
The utility model relates to a kind of fluidization boiler tail flue gas purifier, belongs to fluidization boiler waste gas purification apparatus field.
Background technology
In fluidization boiler, although tail flue gas is through cyclone separator, flue dust and the flyash of the overwhelming majority can be separated, but still having flue dust greatly can be drained in air along with tail flue gas, cause the pollution of environment, corresponding cleaning equipment is also lacked for the gas such as sulfur dioxide, sulfur trioxide simultaneously, also can be drained in air along with tail flue gas, serious pollution can be caused by environment; These flue dust and acid air also can corrode inner wall of stack simultaneously, there is caking and local corrosion at inner wall of stack, make the flow resistance of chimney become large, intensity step-down, the smoke exhaust efficiency of boiler can be badly influenced, certain harmful effect is brought to boiler attendance person and boiler itself.
Utility model content
The technical problems to be solved in the utility model is: overcome the low and technical problem that flow resistance is larger of legacy equipment ash disposal efficiency in prior art, provide a kind of fluidization boiler tail flue gas purifier.
The utility model solves the technical scheme that its technical problem adopts:
A kind of fluidization boiler tail flue gas purifier, comprises smoke-intake pipe, cooling tube, separator tube;
Wherein separator tube is a semi-enclosed cylindrical tube, and the axis of described cylindrical tube is perpendicular to the ground, and the openend of cylindrical tube is towards ground, and smoke-intake pipe is arranged on the sidewall of cylindrical tube;
Described smoke-intake pipe is both ends open, wherein one end of smoke-intake pipe is communicated with cylindrical tube inside, and the other end of smoke-intake pipe is communicated with the back-end ductwork of fluidization boiler, is provided with an air propels assembly A in smoke-intake pipe, by air propels assembly A, cigarette is blown in separator tube via smoke-intake pipe;
Described cooling tube is arranged on the blind end at separator tube top, and described cooling tube is both ends open, and wherein one end of cooling tube is communicated with separator tube inside, and the other end is connected with high-pressure air source, is provided with a spray assemblies in described cooling tube;
The wall of described separator tube is provided with a separator, described separator comprises some filters, described filter presents zigzag interlaced arrangement on the inwall of separator tube, described filter comprises a folding portion towards cooling tube bending, described filter adopts Web materials to make, and described separator tube forms a flexuose flue gas flow channel by some filters;
An exhaust duct is provided with in the bottom of separator tube.
As further innovation of the present utility model, one end that described cooling tube is connected with separator tube is also provided with an injection portion, described injection portion comprises the spray orifice that a diameter is less than cooling tube internal diameter.
As further innovation of the present utility model, in described exhaust duct, be provided with an air propels assembly B.
As further innovation of the present utility model, air propels assembly B comprises a spiral drives impeller B, described drives impeller B comprises a driving shaft B, described exhaust duct inwall is provided with a swinging mounting group B, described driving shaft B and swinging mounting group B is rotationally connected, and support group B is also fixed with one for promoting the drive motors B that drives impeller B rotates.
As further innovation of the present utility model, air propels assembly A comprises a spiral drives impeller A, described drives impeller A comprises a driving shaft A, described exhaust duct inwall is provided with a swinging mounting group A, described driving shaft A and swinging mounting group A is rotationally connected, and support group A is also fixed with one for promoting the drive motors A that drives impeller A rotates.
As further innovation of the present utility model, described spray assemblies comprises a shower plate, described shower plate is arc, the inside of shower plate is hollow structure, the side of shower plate towards cooling tube center is densely covered with some spray apertures, described spray apertures is communicated with shower plate inner hollow cavity, and the hollow structure of described shower plate is also connected with a feed pipe, described shower plate is supplied water by feed pipe.
As further innovation of the present utility model, described separator also comprises an annular stationary bushing, and described filter is fixed on separator tube inwall by stationary bushing.
As further innovation of the present utility model, a cooling assembly is also provided with in described smoke-intake pipe, described cooling assembly comprises a cooling pipe, described cooling pipe one end is communicated with smoke-intake pipe, the other end is connected with Low Temperature Liquid source, at cooling pipe, the junction of smoke-intake pipe is provided with a shower plate, described shower plate is densely covered with spray hole, and the Low Temperature Liquid source in described cooling pipe is sprayed onto in smoke-intake pipe by spray hole.
The beneficial effects of the utility model are:
1, the present invention is compared to traditional soot blower, the present invention adopts water to absorb flue gas, and by the separating mechanism that is filtered, while ensureing that soluble in flue gas or slightly soluble gas carries out good discharge, realize being separated waste gas and particle and soluble impurity, can be separated with liquid particle by filter, be convenient to the recovery of particle, prevent particle from polluting water and soil;
In addition, tubbiness mechanism of the present invention very be convenient to cleaning, cleaning while do not need to dismantle whole equipment yet.
2, jet velocity and the fogging degree of gas-liquid mixture fluid in cooling tube can improve in injection portion of the present invention, improves the mixing efficiency of fluid-mixing and flue gas, improves this equipment further to the ash disposal efficiency of flue gas.
3, the air propels assembly at exhaust duct place can improve the expulsion efficiency of waste gas, prevents waste gas and liquid from occurring fully to mix, and produces acidic liquid, corrodes the inwall of this product.
4, air propels assembly A of the present invention and air-flow pushing component B is and adopts spiral blade wheel structure, spiral drives impeller is compared to the drives impeller of symmetrical blading formula, resistance is lower, and conveniently carry out dismantling and cleaning, the impeller of symmetrical blading formula is easy to, at inner-walls of duct and blade surface deposition flue dust, affect the transfer efficiency of flue gas.
5, separator of the present utility model adopts the integrative-structure of bush type, conveniently dismantles separator, to realize clearing up dust impurity isolated on separator.
6, the cooling assembly in smoke-intake pipe can carry out preliminary cooling to flue gas and increase the moisture content in flue gas, prevents flue gas from cannot cool completely in separator tube and in flue gas, dust is adsorbed with water completely.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is structural representation of the present utility model.
Figure comprises: smoke-intake pipe 1, air propels assembly A2, shower plate 3, cooling pipe 4, cooling tube 5, spray assemblies 6, spray orifice 7, atomising head 8, separator tube 9, filter 10, exhaust duct 11, air propels assembly B12.
Detailed description of the invention
By reference to the accompanying drawings the utility model is described in further detail now.These accompanying drawings are the schematic diagram of simplification, only basic structure of the present utility model are described in a schematic way, and therefore it only shows the formation relevant with the utility model.
As shown in Figure 1, the utility model is a kind of fluidization boiler tail flue gas purifier, comprises smoke-intake pipe 1, cooling tube 5, separator tube 9 and sedimentation pipe;
Wherein separator tube 9 is a semi-enclosed cylindrical tube, and the axis of described cylindrical tube is perpendicular to the ground, and the openend of cylindrical tube is towards ground, and smoke-intake pipe 1 is arranged on the sidewall of cylindrical tube;
Described smoke-intake pipe 1 is both ends open, wherein one end of smoke-intake pipe 1 is communicated with cylindrical tube inside, the other end of smoke-intake pipe 1 is communicated with the back-end ductwork of fluidization boiler, an air propels assembly A2 is provided with in smoke-intake pipe 1, by air propels assembly A2, cigarette is blown in separator tube 9 via smoke-intake pipe 1, air propels assembly A2 comprises a spiral drives impeller A, described drives impeller A comprises a driving shaft A, described exhaust duct 11 inwall is provided with a swinging mounting group A, described driving shaft A and swinging mounting group A is rotationally connected, support group A is also fixed with one for promoting the drive motors A that drives impeller A rotates,
A cooling assembly is also provided with in described smoke-intake pipe 1, described cooling assembly comprises a cooling pipe 4, described cooling pipe 4 one end is communicated with smoke-intake pipe 1, the other end is connected with Low Temperature Liquid source, at cooling pipe 4, the junction of smoke-intake pipe 1 is provided with a shower plate 3, described shower plate 3 is densely covered with spray hole, and the Low Temperature Liquid source in described cooling pipe 4 is sprayed onto in smoke-intake pipe 1 by spray hole.
Described cooling tube 5 is arranged on the blind end at separator tube 9 top, described cooling tube 5 is both ends open, wherein one end of cooling tube 5 is communicated with separator tube 9 inside, one end that described cooling tube 5 is connected with separator tube 9 is also provided with an injection portion, described injection portion comprises the spray orifice 7 that a diameter is less than cooling tube 5 internal diameter, the atomising head 8 that a porous material is made is provided with in the end of spray orifice 7, the other end is connected with high-pressure air source, a spray assemblies 6 is installed in described cooling tube 5, described spray assemblies 6 comprises a shower plate, described shower plate is arc, the inside of shower plate is hollow structure, the side of shower plate towards cooling tube 5 center is densely covered with some spray apertures, described spray apertures is communicated with shower plate inner hollow cavity, the hollow structure of described shower plate is also connected with a feed pipe, described shower plate is supplied water by feed pipe,
The wall of described separator tube 9 is provided with a separator, comprise some filters 10, described filter 10 presents zigzag interlaced arrangement on the inwall of separator tube, described filter 10 comprises a folding portion towards cooling tube bending, described filter adopts Web materials to make, and described separator tube forms a flexuose flue gas flow channel by some filters;
Be provided with an exhaust duct 11 in the bottom of separator tube, described exhaust duct 11 is both ends open, and one end is communicated with separator tube 9, is provided with an air propels assembly B12 in described exhaust duct 11; Air propels assembly B12 comprises a spiral drives impeller B, described drives impeller B comprises a driving shaft B, described exhaust duct 11 inwall is provided with a swinging mounting group B, described driving shaft B and swinging mounting group B is rotationally connected, and support group B is also fixed with one for promoting the drive motors B that drives impeller B rotates;
When carrying out smoke filtration, first flue gas enters in smoke-intake pipe 1 from back-end ductwork, flue gas is under the promotion of the air propels assembly A2 of turbine type, be pressed in separator tube 9 fast, flue gas is in smoke-intake pipe 1 while movement, the low temperature gas-liquid mixture fluid that sprays by cooling assembly cool, the cryogenic liquid of the atomization shape that assembly of simultaneously lowering the temperature sprays makes flue gas become moist, and because having adsorbed hydrone, quality becomes greatly the dust granules in moist flue gas;
After flue gas enters into separator tube 9, gases at high pressure in cooling tube 5 drive the liquid at high speed of ejection on spray assemblies 6 to move to separator tube 9, the water droplet of spray assemblies 6 is atomized, the high-speed gas-liquid fluid-mixing that now moist flue gas and cooling tube 5 spray meets, produce to intersect and mix, the quality of the dust granules now in flue gas becomes large further, its surface viscosity also becomes large further, mixed flue gas air propels assembly A2 and gases at high pressure make a concerted effort drive under, move on separator, dust now in flue gas fully mixes with water, can under the influence of water, successively be attached on separator, being separated of water and particle is carried out by filter, the filter upwards turned down, can prevent particle from flowing out in separator tube along liquid, affect separating effect, flexuose air flow structure, while ensureing good filter effect, also ensure that the expulsion efficiency that tail gas (flue gas after filtration) is good, being separated of dust and water is realized by filter plate 13, reach separation dust, the object of purifying exhaust air, most water-soluble poor carbon dioxide is via air propels assembly B12 simultaneously, is discharged to external environment by exhaust duct 11.
With above-mentioned according to desirable embodiment of the present utility model for enlightenment, by above-mentioned description, relevant staff in the scope not departing from this utility model technological thought, can carry out various change and amendment completely.The technical scope of this utility model is not limited to the content on description, must determine its technical scope according to right.
Claims (8)
1. a fluidization boiler tail flue gas purifier, is characterized in that: comprise smoke-intake pipe, cooling tube, separator tube;
Wherein separator tube is a semi-enclosed cylindrical tube, and the axis of described cylindrical tube is perpendicular to the ground, and the openend of cylindrical tube is towards ground, and smoke-intake pipe is arranged on the sidewall of cylindrical tube;
Described smoke-intake pipe is both ends open, wherein one end of smoke-intake pipe is communicated with cylindrical tube inside, and the other end of smoke-intake pipe is communicated with the back-end ductwork of fluidization boiler, is provided with an air propels assembly A in smoke-intake pipe, by air propels assembly A, cigarette is blown in separator tube via smoke-intake pipe;
Described cooling tube is arranged on the blind end at separator tube top, and described cooling tube is both ends open, and wherein one end of cooling tube is communicated with separator tube inside, and the other end is connected with high-pressure air source, is provided with a spray assemblies in described cooling tube;
The wall of described separator tube is provided with a separator, described separator comprises some filters, described filter presents zigzag interlaced arrangement on the inwall of separator tube, described filter comprises a folding portion towards cooling tube bending, described filter adopts Web materials to make, and described separator tube forms a flexuose flue gas flow channel by some filters;
An exhaust duct is provided with in the bottom of separator tube.
2. a kind of fluidization boiler tail flue gas purifier as claimed in claim 1, it is characterized in that: on one end that described cooling tube is connected with separator tube, be also provided with an injection portion, described injection portion comprises the spray orifice that a diameter is less than cooling tube internal diameter.
3. a kind of fluidization boiler tail flue gas purifier as claimed in claim 1, is characterized in that: in described exhaust duct, be provided with an air propels assembly B.
4. a kind of fluidization boiler tail flue gas purifier as claimed in claim 3, it is characterized in that: air propels assembly B comprises a spiral drives impeller B, described drives impeller B comprises a driving shaft B, described exhaust duct inwall is provided with a swinging mounting group B, described driving shaft B and swinging mounting group B is rotationally connected, and support group B is also fixed with one for promoting the drive motors B that drives impeller B rotates.
5. a kind of fluidization boiler tail flue gas purifier as claimed in claim 1, it is characterized in that: air propels assembly A comprises a spiral drives impeller A, described drives impeller A comprises a driving shaft A, described exhaust duct inwall is provided with a swinging mounting group A, described driving shaft A and swinging mounting group A is rotationally connected, and support group A is also fixed with one for promoting the drive motors A that drives impeller A rotates.
6. a kind of fluidization boiler tail flue gas purifier as claimed in claim 1, it is characterized in that: described spray assemblies comprises a shower plate, described shower plate is arc, the inside of shower plate is hollow structure, the side of shower plate towards cooling tube center is densely covered with some spray apertures, described spray apertures is communicated with shower plate inner hollow cavity, and the hollow structure of described shower plate is also connected with a feed pipe, described shower plate is supplied water by feed pipe.
7. a kind of fluidization boiler tail flue gas purifier as claimed in claim 1, is characterized in that: described separator also comprises an annular stationary bushing, and described filter is fixed on separator tube inwall by stationary bushing.
8. a kind of fluidization boiler tail flue gas purifier as claimed in claim 1, it is characterized in that: in described smoke-intake pipe, be also provided with a cooling assembly, described cooling assembly comprises a cooling pipe, described cooling pipe one end is communicated with smoke-intake pipe, the other end is connected with Low Temperature Liquid source, at cooling pipe, the junction of smoke-intake pipe is provided with a shower plate, described shower plate is densely covered with spray hole, and the Low Temperature Liquid source in described cooling pipe is sprayed onto in smoke-intake pipe by spray hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520113886.0U CN204502687U (en) | 2015-02-17 | 2015-02-17 | A kind of fluidization boiler tail flue gas purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520113886.0U CN204502687U (en) | 2015-02-17 | 2015-02-17 | A kind of fluidization boiler tail flue gas purifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204502687U true CN204502687U (en) | 2015-07-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520113886.0U Expired - Fee Related CN204502687U (en) | 2015-02-17 | 2015-02-17 | A kind of fluidization boiler tail flue gas purifier |
Country Status (1)
| Country | Link |
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| CN (1) | CN204502687U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104613485A (en) * | 2015-02-17 | 2015-05-13 | 无锡昊瑜节能环保设备有限公司 | Ash removing device of tail flue of fluidized boiler |
| CN104624007A (en) * | 2015-02-17 | 2015-05-20 | 无锡昊瑜节能环保设备有限公司 | Tail flue gas purification device for fluidized boiler |
-
2015
- 2015-02-17 CN CN201520113886.0U patent/CN204502687U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104613485A (en) * | 2015-02-17 | 2015-05-13 | 无锡昊瑜节能环保设备有限公司 | Ash removing device of tail flue of fluidized boiler |
| CN104624007A (en) * | 2015-02-17 | 2015-05-20 | 无锡昊瑜节能环保设备有限公司 | Tail flue gas purification device for fluidized boiler |
| CN104624007B (en) * | 2015-02-17 | 2016-07-06 | 盐城市兰丰环境工程科技有限公司 | A kind of fluidization boiler tail flue gas purifier |
| CN104613485B (en) * | 2015-02-17 | 2018-01-12 | 博瑞特热能设备股份有限公司 | A kind of ash handling equipment of fluidization boiler back end ductwork |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150729 Termination date: 20160217 |
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| CF01 | Termination of patent right due to non-payment of annual fee |