CN204787874U - High temperature flue gas dust removal heat sink - Google Patents
High temperature flue gas dust removal heat sink Download PDFInfo
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- CN204787874U CN204787874U CN201520458846.XU CN201520458846U CN204787874U CN 204787874 U CN204787874 U CN 204787874U CN 201520458846 U CN201520458846 U CN 201520458846U CN 204787874 U CN204787874 U CN 204787874U
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- heat
- heat sink
- flue gas
- flue
- water
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Abstract
The utility model relates to a high temperature flue gas processing technique field, the high temperature flue gas dust removal heat sink that specifically says so, including dust collector, heat sink and flue, dust collector and heat sink are connected through the flue, dust collector include box, two filter material beds, dust collection box and two tee bends switching -over valves, the filter material berth is inside the box, the dust collection box is located filter material bed rear, two tee bend switching -over valves are connected with the box through the flue, the heat sink including heat absorption tower, circulation tank, high pressure water pump, heat exchanger, water tower and water pipe, loop in between heat absorption tower and the circulation tank and be connected, be provided with high pressure water pump on the return circuit, inside heat exchanger was located circulation tank, heat exchanger was connected with water tower and running water respectively. The utility model provides a filter material bed block up and the dust removal effect subalternation problem that causes, can carry out recycle to the heat in the high temperature flue gas simultaneously, improved the utilization ratio of the energy, reduced manufacturing cost.
Description
Technical field
The utility model relates to high-temperature flue gas processing technology field, is a kind of high temperature fume dust removal heat sink specifically.
Background technology
Current industrial circle, stove is widely adopted and reaches certain production object with combustion of fossil fuel generation heat energy, flue gas is given off after industrial furnace fuel combustion, flue gas is solid, the heterogeneous aerosol of liquids and gases material composition, Main Ingredients and Appearance is CO2, H2O, CO, NO and flue dust, wherein flue dust belongs to particle contamination, and particle contamination is one of important pollutant of air, and atmosphere pollution has day by day seriously directly jeopardized the comfortable of human body, healthy, and even the environment that the mankind depend on for existence, oxious component in flue gas needs to reduce discharge by improvement burning and dedusting.
Traditional industrial furnace flue gas ash removal, mainly adopts dust removal with machine, electrostatic precipitation, filtering type bag-type dust, washing type wet dedusting etc.Because high-temperature flue gas has very vigorous erosion destructive power to the equipment of traditional deduster, filtering material, also can produce the impact of thermal expansion to deduster structure, and the Applicable temperature of traditional deduster is low, therefore, high-temperature dust removal effect is bad, generally effectively can only work between 50-200 DEG C.
Temperature is reached to the dedusting of 200 DEG C-1000 DEG C and above high-temperature flue gas, main employing at present is first lowered the temperature and is used the way of traditional deduster dedusting again; Cool-down method mainly contain directly cooling as: adopt wild air cooling, water cooling etc.After wild air cooling cooling, exhaust gas volumn increases, and waste heat recovery efficiency is low, and thermal loss is large; Water cooling cooling then increases the complexity of dust pelletizing system, and cooling-down effect is also bad.
Electric cleaner is used for high-temperature dust removal and explores by the states such as U.S., moral, Japan, is mainly in the experimental stage at present, existing reach 650 ~ 790 DEG C, run the experimental record of 100 hours under 570kpa, efficiency of dust collection can reach 95% ~ 99.5%; But exist corona discharge instability, electrode life short, to problems such as smoke components sensitivity, high-temperature insulations, in the short time, be difficult to break through.
The high-temperature dust removal technology studied or studying also has pottery to knit shape filter, ceramic fiber filter, metal felt filter, sintered metal mesh pipe filter, too cotton filter etc., the filter efficiency of these dedusters can reach more than 99%, but all there is respective problem, as strength problem, permanent plugging Problem of Failure, Cost Problems etc.
The domestic report having various granular-bed filter, mainly moving granular bed filter and ebullated bed granular-bed filter, these granular-bed filters all adopt flue gas from the top down through grain bed, and particle is fluidization or boiling-like when reverse gas cleaning.This granular-bed filter does not still change conventional particles layer filter flue gas from the top down through grain bed, and still there is the problem that dust is difficult on grain bed top clear up, fluidised reverse gas cleaning easily produces irregular operation, affects efficiency of dust collection.And existing deduster not for high-temperature flue gas waste heat recovery with effectively utilize.
Summary of the invention
In order to make up the deficiencies in the prior art, the utility model provides a kind of high temperature fume dust removal heat sink, dedusting and heat absorption can be carried out to high-temperature flue gas, described dust arrester can carry out self-cleaning, solves the blocking of filtrate bed and the dust removing effects difference that causes and often need carry out the problem of labor cleaning; Described heat sink can be recycled the heat in high-temperature flue gas, improves the utilization rate of the energy, reduces production cost.
The utility model solves the technical scheme that its technical problem adopts: a kind of high temperature fume dust removal heat sink, comprise dust arrester, heat sink and flue, described dust arrester is connected by flue with heat sink, described dust arrester comprises casing, two filtrate beds, disposal box and two-bit triplet reversal valve, two described filtrate berths are in box house, two filtrate beds are positioned opposite, filtrate bed is used for carrying out dust removal by filtration to the solid particulate matter in flue gas, casing between two filtrate beds is provided with outlet flue, flue gas after dedusting is discharged by outlet flue, the rear of filtrate bed is provided with disposal box, the bottom of disposal box is provided with ash hole, ash hole being vertically disposed with two pieces can the active clapboard of break-make successively, two pieces of active clapboards successively break-make can discharge dust in dust removal process, ash disposal is carried out without the need to shutting down, and can air-tightness be ensured, prevent high-temperature flue gas from leaking from ash hole and causing potential safety hazard, the two ends of described casing are connected with two outlets of two-bit triplet reversal valve respectively by flue, the import of two-bit triplet reversal valve is connected with high-temperature flue gas source by flue, the flow direction of high-temperature flue gas can be made freely to switch in casing by controlling two-bit triplet reversal valve, thus realize the self-cleaning of filtrate bed.During work, high-temperature flue gas enters from the air inlet of two-bit triplet reversal valve, under making two-bit triplet reversal valve be in a kind of duty, high-temperature flue gas is flowed out from an outlet of two-bit triplet reversal valve and is arrived one end of casing by flue, high-temperature flue gas is through being positioned at a filtrate bed of box house, solid particulate matter in flue gas stops by filtrate bed, clean high-temperature flue gas is discharged from outlet flue, after a period of time, under making two-bit triplet reversal valve be in another kind of duty, high-temperature flue gas is flowed out from another outlet of two-bit triplet reversal valve and is arrived the other end of casing by flue, then dedusting is carried out to high-temperature flue gas, clean high-temperature flue gas can be cleared up a upper filtrate bed from the negative, and the solid particulate matter under dropping can be fallen in disposal box, when the solid particulate matter in disposal box is accumulated to a certain degree, opens active clapboard successively, dust is fallen from ash hole.
Described heat sink comprises heat absorption tower, cyclic water tank, high-pressure hydraulic pump, heat exchanger, water tower and water pipe, described heat absorption tower bottom is provided with into mouth, enter mouth to be connected with outlet flue, clean high-temperature flue gas passes through to enter in heat absorption tower into mouth, heat absorption top of tower is provided with chimney, discharged by flue gas less for heat by chimney, heat absorption tower inside is disposed with three heat absorption storehouses from top to bottom, progressively absorbs heat in heat absorption storehouse to high-temperature flue gas; Described heat absorption storehouse comprises the exhaust fume collecting hood of back taper, top cover is provided with above exhaust fume collecting hood, gas outlet is provided with below top cover, high-temperature flue gas automatically enters next heat absorption storehouse by gas outlet or finally discharges from chimney, holder is provided with above top cover, holder is provided with shower nozzle, and the water of shower nozzle ejection absorbs the heat of high-temperature flue gas, reaches the object of heat absorption; Described shower nozzle is connected with one end of high-pressure hydraulic pump by water pipe, the other end of high-pressure hydraulic pump is connected with cyclic water tank by water pipe, cyclic water tank inside is provided with heat exchanger, heat exchanger lower end is provided with water inlet, water inlet is connected with running water by water pipe, the upper end of heat exchanger is provided with delivery port, and delivery port is connected with water tower by water pipe, and the water in water tower may be used for having a bath, heating etc.; The bottom of described exhaust fume collecting hood is provided with discharge outlet, and discharge outlet is connected with cyclic water tank by water pipe, to absorb the water of heat and enters in cyclic water tank by discharge outlet along water pipe, achieve the circulation heat absorption of water.
The beneficial effects of the utility model are:
1. a kind of high temperature fume dust removal heat sink of providing of the utility model, described dust arrester can carry out self-cleaning, solve the blocking of filtrate bed and the dust removing effects difference that causes and often need carry out the problem of labor cleaning, cleaning effect is better, run more stable, two pieces setting up and down on described ash hole 131 active clapboard 132 of break-make successively can be carried out deashing under non-stop-machine state, and the phenomenon that high-temperature flue gas leaks can not occur, and security is higher;
2. a kind of high temperature fume dust removal heat sink of providing of the utility model, described heat sink can be recycled the heat in high-temperature flue gas, heat sink adopts three grades successively to absorb heat, better, more fully can absorb heat, improve the utilization rate of the energy, adopt recirculated water to absorb heat, the problem of the pipe scaling caused when using noncirculating water can be avoided.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is further illustrated.
Fig. 1 is the structural representation of a kind of high temperature fume dust removal heat sink of the present utility model;
Fig. 2 is the side view of the disposal box of a kind of high temperature fume dust removal heat sink of the present utility model.
In figure: dust arrester 1, casing 11, outlet flue 111, filtrate bed 12, disposal box 13, ash hole 131, active clapboard 132, two-bit triplet reversal valve 14, heat sink 2, heat absorption tower 21, enter mouth 211, chimney 212, heat absorption storehouse 213, exhaust fume collecting hood 2131, top cover 2132, gas outlet 2133, holder 2134, shower nozzle 2135, cyclic water tank 22, high-pressure hydraulic pump 23, heat exchanger 24, water tower 25, water pipe 26, running water 27, flue 3.
Detailed description of the invention
The technological means realized to make the utility model, creation characteristic, reaching object and effect is easy to understand, below in conjunction with concrete diagram, setting forth the utility model further.
As depicted in figs. 1 and 2, a kind of high temperature fume dust removal heat sink described in the utility model, comprise dust arrester 1, heat sink 2 and flue 3, described dust arrester 1 is connected by flue 3 with heat sink 2, described dust arrester 1 comprises casing 11, two filtrate beds 12, disposal box 13 and two-bit triplet reversal valve 14, it is inner that two described filtrate beds 12 are positioned at casing 11, two filtrate beds 12 are positioned opposite, filtrate bed 12 is for carrying out dust removal by filtration to the solid particulate matter in flue gas, casing 11 between two filtrate beds 12 is provided with outlet flue 111, flue gas after dedusting is discharged by outlet flue 111, the rear of filtrate bed 12 is provided with disposal box 13, the bottom of disposal box 13 is provided with ash hole 131, ash hole 131 being vertically disposed with two pieces can the active clapboard 132 of break-make successively, two pieces of active clapboards 132 successively break-make can discharge dust in dust removal process, ash disposal is carried out without the need to shutting down, and can air-tightness be ensured, prevent high-temperature flue gas from leaking from ash hole 131 and causing potential safety hazard, the two ends of described casing 11 are connected with two outlets of two-bit triplet reversal valve 14 respectively by flue 3, the import of two-bit triplet reversal valve 14 is connected with high-temperature flue gas source by flue 3, the flow direction of high-temperature flue gas can be made freely to switch in casing 11 by controlling two-bit triplet reversal valve 14, thus realize the self-cleaning of filtrate bed 12.During work, high-temperature flue gas enters from the air inlet of two-bit triplet reversal valve 14, under making two-bit triplet reversal valve 14 be in a kind of duty, high-temperature flue gas is flowed out from an outlet of two-bit triplet reversal valve 14 and is arrived one end of casing 11 by flue 3, high-temperature flue gas is through being positioned at a filtrate bed 12 of casing 11 inside, solid particulate matter in flue gas stops by filtrate bed 12, clean high-temperature flue gas is discharged from outlet flue 111, after a period of time, under making two-bit triplet reversal valve 14 be in another kind of duty, high-temperature flue gas is flowed out from another outlet of two-bit triplet reversal valve 14 and is arrived the other end of casing 11 by flue 3, then dedusting is carried out to high-temperature flue gas, clean high-temperature flue gas can be cleared up a upper filtrate bed 12 from the negative, solid particulate matter under dropping can be fallen in disposal box 13, when the solid particulate matter in disposal box 13 is accumulated to a certain degree, open active clapboard 132 successively, dust is fallen from ash hole 131.
Described heat sink 2 comprises heat absorption tower 21, cyclic water tank 22, high-pressure hydraulic pump 23, heat exchanger 24, water tower 25 and water pipe 26, be provided with bottom described heat absorption tower 21 into mouth 211, enter mouth 211 to be connected with outlet flue 111, clean high-temperature flue gas passes through to enter in heat absorption tower 21 into mouth 211, heat absorption tower 21 top is provided with chimney 212, by chimney 212, flue gas less for heat is discharged, heat absorption tower 21 inside is disposed with three heat absorption storehouses 213 from top to bottom, progressively absorbs heat in heat absorption storehouse 213 to high-temperature flue gas; Described heat absorption storehouse 213 comprises the exhaust fume collecting hood 2131 of back taper, top cover 2132 is provided with above exhaust fume collecting hood 2131, gas outlet 2133 is provided with below top cover 2132, high-temperature flue gas automatically enters next heat absorption storehouse 213 by gas outlet 2133 or finally discharges from chimney 212, holder 2134 is provided with above top cover 2132, holder 2134 is provided with shower nozzle 2135, the water that shower nozzle 2135 sprays absorbs the heat of high-temperature flue gas, reaches the object of heat absorption; Described shower nozzle 2135 is connected by water pipe 26 one end with high-pressure hydraulic pump 23, the other end of high-pressure hydraulic pump 23 is connected with cyclic water tank 22 by water pipe 26, cyclic water tank 22 inside is provided with heat exchanger 24, heat exchanger 24 lower end is provided with water inlet, water inlet is connected with running water 27 by water pipe 26, the upper end of heat exchanger 24 is provided with delivery port, and delivery port is connected with water tower 25 by water pipe 26, and the water in water tower 25 may be used for having a bath, heating etc.; The bottom of described exhaust fume collecting hood 2131 is provided with discharge outlet, and discharge outlet is connected with cyclic water tank 22 by water pipe 26, to absorb the water of heat by discharge outlet to enter in cyclic water tank 22 along water pipe 26, achieves the circulation heat absorption of water.
More than show and describe general principle of the present utility model, principal character and advantage.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; description in above-described embodiment and description principle of the present utility model is just described; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (2)
1. a high temperature fume dust removal heat sink, comprise dust arrester (1), heat sink (2) and flue (3), it is characterized in that: described dust arrester (1) is connected by flue (3) with heat sink (2), described dust arrester (1) comprises casing (11), two filtrate beds (12), disposal box (13) and two-bit triplet reversal valve (14), it is inner that two described filtrate beds (12) are positioned at casing (11), two filtrate beds (12) are positioned opposite, casing (11) between two filtrate beds (12) is provided with outlet flue (111), the rear of filtrate bed (12) is provided with disposal box (13), the bottom of disposal box (13) is provided with ash hole (131), ash hole (131) being vertically disposed with two pieces can the active clapboard (132) of break-make successively, the two ends of described casing (11) are connected with two outlets of two-bit triplet reversal valve (14) respectively by flue (3), the import of two-bit triplet reversal valve (14) is connected with high-temperature flue gas source by flue (3).
2. a kind of high temperature fume dust removal heat sink according to claim 1, it is characterized in that: described heat sink (2) comprises heat absorption tower (21), cyclic water tank (22), high-pressure hydraulic pump (23), heat exchanger (24), water tower (25) and water pipe (26), described heat absorption tower (21) bottom is provided with into mouth (211), enter mouth (211) to be connected with outlet flue (111), heat absorption tower (21) top is provided with chimney (212), heat absorption tower (21) inside is disposed with three heat absorptions storehouse (213) from top to bottom, described heat absorption storehouse (213) comprises the exhaust fume collecting hood (2131) of back taper, exhaust fume collecting hood (2131) top is provided with top cover (2132), top cover (2132) below is provided with gas outlet (2133), top cover (2132) top is provided with holder (2134), holder (2134) is provided with shower nozzle (2135), described shower nozzle (2135) is connected by water pipe (26) one end with high-pressure hydraulic pump (23), the other end of high-pressure hydraulic pump (23) is connected with cyclic water tank (22) by water pipe (26), cyclic water tank (22) inside is provided with heat exchanger (24), heat exchanger (24) lower end is provided with water inlet, water inlet is connected with running water (27) by water pipe (26), the upper end of heat exchanger (24) is provided with delivery port, and delivery port is connected with water tower (25) by water pipe (26), the bottom of described exhaust fume collecting hood (2131) is provided with discharge outlet, and discharge outlet is connected with cyclic water tank (22) by water pipe (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520458846.XU CN204787874U (en) | 2015-06-29 | 2015-06-29 | High temperature flue gas dust removal heat sink |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520458846.XU CN204787874U (en) | 2015-06-29 | 2015-06-29 | High temperature flue gas dust removal heat sink |
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| Publication Number | Publication Date |
|---|---|
| CN204787874U true CN204787874U (en) | 2015-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520458846.XU Expired - Fee Related CN204787874U (en) | 2015-06-29 | 2015-06-29 | High temperature flue gas dust removal heat sink |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104913656A (en) * | 2015-06-29 | 2015-09-16 | 安徽省安庆市皖清环保科技有限公司 | De-dusting and heat-absorbing device for high-temperature fuel gas |
-
2015
- 2015-06-29 CN CN201520458846.XU patent/CN204787874U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104913656A (en) * | 2015-06-29 | 2015-09-16 | 安徽省安庆市皖清环保科技有限公司 | De-dusting and heat-absorbing device for high-temperature fuel gas |
| CN104913656B (en) * | 2015-06-29 | 2017-01-25 | 艾能赛克机械设备(江苏)有限公司 | De-dusting and heat-absorbing device for high-temperature fuel gas |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20160629 |