CN205137919U - Flue gas degree of depth condensation waste heat recovery device - Google Patents

Flue gas degree of depth condensation waste heat recovery device Download PDF

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Publication number
CN205137919U
CN205137919U CN201520815600.3U CN201520815600U CN205137919U CN 205137919 U CN205137919 U CN 205137919U CN 201520815600 U CN201520815600 U CN 201520815600U CN 205137919 U CN205137919 U CN 205137919U
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China
Prior art keywords
water
heat recovery
flue gas
petticoat pipe
pipe
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CN201520815600.3U
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Chinese (zh)
Inventor
魏崎峰
曹德明
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DEZHOU CHUANMAO THERMAL TECHNOLOGY CO., LTD.
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Shandong Jiahao Heng Tai Ltd Energy Co
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00Energy efficient heating, ventilation or air conditioning [HVAC]

Abstract

The utility model provides a flue gas degree of depth condensation waste heat recovery device, relates to the waste heat recovery field of recycling, and the recovery efficiency that can solve flue gas recycle in -process is too low, the fume emission temperature is too high and can't carry out the timely inspection scheduling problem of cigarette ash, and including air waste heat recovery subtotal water waste heat recovery part, water waste heat recovery part is including shell body, water heater and condenser, and water heater sets up in the top of condenser, water heater and the condenser outside be provided with the shell body, first petticoat pipe of the water waste heat recovery part second of connecting air waste heat recovery part advance the petticoat pipe, still be provided with a plurality of observation holes simultaneously on the air heater of shell body and air waste heat recovery part, tertiary flue gas recovery unit's design, can be better carry out the surplus pick up the heat of flue gas, avoided the pollution of environment simultaneously again, improved the utilization ratio of fuel.

Description

A kind of flue gas deep condensation waste-heat recovery device
Technical field
The utility model relates to waste heat recovery recycling field, specifically a kind of device utilizing boiler smoke to realize waste heat of condensation recovery.
Background technology
In the industrial production, many industrial waste discharge gas is not owing to having value and directly emptying, and the more options such as high-temperature flue gas, exhaust steam exhaust steam that such as boiler produces are directly emptying, cause the waste of the energy.In fact, also there is more heat in waste gas in this section, a large amount of fire coals can be saved by rationally reclaiming.
Meanwhile, there is different standards in boiler different place in the discharge of flue gas, if the temperature of flue gas is not higher than 40 °.Utilize the flue gas of gas fired-boiler to carry out waste heat recovery recycling and can not only solve the too high problem of smog discharge temperature, the utilization rate of fuel can also be improved, save mass energy.
Chinese patent CN202074860U discloses a kind of device utilizing hot exhaust gas preheated air, although this device can utilize tail gas to carry out preheating of air, but be only preheating of air, after heat recovery, the temperature of tail gas is still far longer than the provincial standard of temperature 40 °, and can adhere on inorganic heat tube when the dust in tail gas accumulates over a long period, and causes heat transfer efficiency to reduce, cannot Timeliness coverage, affect the recycling of using waste heat from tail gas.
Utility model content
Utilize for off-gas recovery that the organic efficiency in process is too low, smog discharge temperature is too high and cannot carry out the problems such as the timely inspection of cigarette ash, the utility model provides a kind of flue gas deep condensation waste-heat recovery device, can avoid the generation of the problems referred to above.
The technical scheme in the invention for solving the technical problem is: a kind of flue gas deep condensation waste-heat recovery device, comprise water waste heat recovery part and the air waste heat recovery part of tandem layout, it is characterized in that: described water waste heat recovery part comprises shell body, water heater and condenser, described water heater and condenser are arranged in shell body and described water heater is arranged on the top of condenser, and first of described water waste heat recovery part goes out petticoat pipe and is connected to second of air waste heat recovery part and enters petticoat pipe.
Described water heater comprises the second water inlet, the second water pipe and the second delivery port, condenser comprises the first water inlet, the first water pipe and the first delivery port, shell body comprise first enter petticoat pipe, water heater outer cover, condenser outer cover and first go out petticoat pipe, water heater outer cover welded top has first to enter petticoat pipe, and bottom is connected with condenser outer cover; Described condenser shield base is welded with first and goes out petticoat pipe, at inner uniform some first inorganic heat tubes of described condenser outer cover, and the end of described first inorganic heat tube is inserted in described first water pipe, at inner uniform some second inorganic heat tubes of described water heater outer cover, and the end of described second inorganic heat tube insert described in the second water pipe in.Be inserted into the mode of water pipe inside by inorganic heat tube, the WATER AS FLOW MEDIUM that can realize in inorganic heat tube and water pipe carries out heat exchange, realizes the transmission of heat.
The first described water pipe water inlet end is provided with the first water inlet, first water pipe water side is provided with the first delivery port, first delivery port is connected to the second water inlet of water heater, and the second water inlet is the water inlet end of the second water pipe, and the water side of the second water pipe is provided with the second delivery port.
The design of three grades of flue gas recovery devices, better can carry out the recycling of fume afterheat, turn avoid the pollution of environment simultaneously, improve the utilization rate of fuel.
Further, described air waste heat recovery part is air preheater, and air preheater comprises second and enters petticoat pipe and second and go out petticoat pipe.
Described air preheater comprises that second enters petticoat pipe, middle case, second goes out petticoat pipe, air intlet cover and air outlet slit cover, described middle case is divided into equirotal two cavitys uniformly by the shelf being arranged on central authorities, left side is flue gas cavity, right side is air cavity, described shelf is provided with the 3rd inorganic heat tube, the 3rd inorganic heat tube is obliquely installed horizontal by an angle.
The 3rd described inorganic heat tube and the angled manner of horizontal plane are that the end position in flue gas cavity is low, and the end position in air cavity is high.
Further, enter petticoat pipe both sides first and be provided with the first peep hole and the second peep hole, go out petticoat pipe both sides first and be provided with the 3rd peep hole and the 4th peep hole, described second enters petticoat pipe side is provided with the 5th peep hole, and described second enters petticoat pipe is also provided with the 6th peep hole; The 6th described peep hole is arranged on second and enters opposite side with the 5th peep hole opposite position on petticoat pipe; Described second goes out petticoat pipe side is provided with the 7th peep hole, and described second goes out petticoat pipe is also provided with the 8th peep hole, and the 8th described peep hole is arranged on second and goes out opposite side with the 7th peep hole opposite position on petticoat pipe.The design of peep hole can be convenient to the cigarette ash congestion situations in people's Real Time Observation exhaust gases passes, is convenient to the cleaning that people's Timeliness coverage problem carries out passage.
Further, the first described water inlet, the first delivery port, the second water inlet and the second delivery port are provided with Pressure gauge and thermometer.The design of Pressure gauge and thermometer is convenient to people and is carried out pressure monitoring in real time, and avoid occurring that the excessive problem of pressure causes security incident, thermometer is then for the ease of monitor temperature, is beneficial to the recovery of fume afterheat.
Further, the first described delivery port is provided with the first safety valve, and the second delivery port is provided with the second safety valve.The design of safety valve can stop potential safety hazard to a certain extent.
Further, sewage draining exit is provided with bottom the second described delivery port and the junction of the second water pipe.Sewage draining exit be designed with the deposit be beneficial in discharge line, avoid blocking pipe.
The beneficial effects of the utility model are: the utility model can solve off-gas recovery and utilize that the organic efficiency in process is too low, smog discharge temperature is too high and cannot carry out the problems such as the timely inspection of cigarette ash.
Accompanying drawing explanation
Fig. 1 is the front view of water waste heat recovery part of the present utility model;
Fig. 2 is the top view after water waste heat recovery part of the present utility model removes shell body;
Fig. 3 is the left view of water waste heat recovery part of the present utility model;
Fig. 4 is the left view after air waste heat recovery part of the present utility model is analysed and observe middle case.
In figure: 1 shell body, 101 first enter petticoat pipe, 1011 first peep holes, 1012 second peep hole 102 water heater outer covers, 103 condenser outer covers, 104 first go out petticoat pipe, 1041 the 3rd peep holes, 1042 the 4th peep holes, 2 water heaters, 201 second water inlets, 202 second delivery ports, 203 second water pipes, 204 second safety valves, 205 sewage draining exits, 3 condensers, 301 first water inlets, 302 first delivery ports, 303 first water pipes, 304 first safety valves, 4 air preheaters, 401 second enter petticoat pipe, 4011 the 5th peep holes, 402 middle cases, 403 second go out petticoat pipe, 4031 the 7th peep holes, 404 air intlet covers, 405 the 3rd inorganic heat tubes, 406 shelves, 407 air outlet slit covers.
Detailed description of the invention
A kind of flue gas deep condensation waste-heat recovery device comprises water waste heat recovery part and air waste heat recovery part, and water waste heat recovery part can be split as condenser waste heat recovery part and water heater waste heat recovery part further, therefore this flue gas deep condensation waste-heat recovery device is actual in have carried out three grades of waste heat recoveries to flue gas.
Do to analyze further to the utility model below in conjunction with accompanying drawing.
In this flue gas deep condensation waste-heat recovery device, condenser waste heat recovery part and water heater waste heat recovery part exist as a waste heat recovery entirety, are water waste heat recovery part, as shown in Figure 1 to Figure 3, water waste heat recovery part is vertical cabinet structure, and flue gas flows from the top down.
Described water waste heat recovery part comprises shell body 1, water heater 2 and condenser 3, shell body 1 comprise first enter petticoat pipe 101, water heater outer cover 102, condenser outer cover 103 and first go out petticoat pipe 104, wherein water heater 2 is arranged on the top of condenser 3, is respectively arranged with water heater outer cover 102 and condenser outer cover 103 in the outside of water heater 2 and condenser 3.
Described water heater outer cover 102 welded top has first to enter petticoat pipe 101, and bottom is connected with condenser outer cover 103; Then be welded with first bottom described condenser outer cover 103 and go out petticoat pipe 104.
Enter petticoat pipe 101 both sides first and be provided with the first peep hole 1011 and the second peep hole 1012, and go out petticoat pipe 104 both sides first and be provided with the 3rd peep hole 1041 and the 4th peep hole 1042.
Described condenser 3 comprises the first water pipe 303, the first described water pipe 303 water inlet end is provided with the first water inlet 301, first water pipe 303 water side is provided with the first delivery port 302, first delivery port 302 is also provided with the first safety valve 304, the first described water pipe 303 outer wall welds or is plugged with the first inorganic heat tube, namely the end of the first inorganic heat tube is inserted into the inside of the first water pipe, for carrying out heat exchange with the WATER AS FLOW MEDIUM in water pipe, realizes the transmission of heat; Wherein, some first inorganic heat tubes are uniformly distributed along the direction of the longitudinal center line of the first water pipe 303.
First delivery port 302 of condenser 3 is connected to the second water inlet 201 of water heater 2, second water inlet 201 is then the water inlet end of the second water pipe 203 of water heater 2, the water side of the second water pipe 203 is provided with the second delivery port 202, and the second described water pipe 203 outer wall welds or is plugged with the second inorganic heat tube; Namely the end of the second inorganic heat tube is inserted into the inside of the second water pipe, for carrying out heat exchange with the WATER AS FLOW MEDIUM in water pipe, realizes the transmission of heat; Wherein, some second heat pipes are uniformly distributed along the direction of the longitudinal center line of the second water pipe 203.
Second delivery port 202 of the second described water pipe 203 is also provided with the second safety valve 204.
As shown in Figure 1, be provided with sewage draining exit 205 bottom the second water pipe 203 of water heater 2 and the junction of the second delivery port 202, be convenient to the sedimental discharge in water, avoid blocking pipeline.
The first described water inlet 301, first delivery port 302, second water inlet 201 and the second delivery port 202 are provided with Pressure gauge and thermometer.
As shown in Figure 3, the direction of current is then from the first water inlet 301 of the first water pipe in condenser pipe 3, and after the first water pipe 303, flow out from the first delivery port 302, now the temperature of current obtains certain rising; After one section of adapter, enter the second water inlet 201 of water heater 2 from the water of the first delivery port 302 outflow, after the second water pipe 203, temperature is further enhanced, and finally flows out from the second delivery port 202.
And contrary with the type of flow from top to bottom of current, flue gas enters petticoat pipe 101 from first and enters water waste heat recovery part, and then flue gas carries out the exchange of a part of heat through the second water pipe 203 of water heater 2, and the heat of flue gas is distributed, and temperature reduces; Then flue gas is at the first water pipe 303 by condenser 3, and the waste heat of flue gas reduces further, and temperature reduces, and finally goes out petticoat pipe 104 from first and discharges.
Flue-gas temperature through water waste heat recovery part can drop to about 50-60 ° substantially, and now flue gas enters petticoat pipe 401 from second air preheater 4 and enters, and carries out next step waste heat recovery.
First of described water waste heat recovery part goes out petticoat pipe 104 and enters petticoat pipe 401 with second in air preheater 4 and link together.
As shown in Figure 4, described air preheater 4 comprises that second enters petticoat pipe 401, middle case 402, second goes out petticoat pipe 403, air intlet cover 404 and air outlet slit cover 407, described middle case 402 is divided into equirotal two cavitys uniformly by the shelf 406 being arranged on central authorities, left side is flue gas cavity, and right side is air cavity.
Described shelf 406 is provided with the 3rd inorganic heat tube 405,3rd inorganic heat tube 405 is obliquely installed horizontal by an angle, the 3rd described inorganic heat tube 405 and the angled manner of horizontal plane are that the 3rd inorganic heat tube 405 1 end position in flue gas cavity is low, and inorganic heat tube one end position in air cavity is high.
In described air preheater 4, the flow direction of flue gas is contrary with the flow direction of air, and flue gas flow direction is from top to bottom, enters petticoat pipe 401 enter from second, and the 3rd inorganic heat tube 405 in middle case dispels the heat, and goes out petticoat pipe 403 discharge from second; And the flow direction of air is from bottom to top, enter from air intlet cover 404, the 3rd inorganic heat tube 405 through middle case absorbs heat, and discharges from air outlet slit cover 407.
Described second enters petticoat pipe 401 side is provided with the 5th peep hole 4011, is also provided with the 6th peep hole at the second opposite side entering petticoat pipe 401 corresponding with being provided with the 5th peep hole 4011; Described second goes out petticoat pipe 403 side is provided with the 7th peep hole 4031, is also provided with the 8th peep hole at the second opposite side entering petticoat pipe 403 corresponding with being provided with the 7th peep hole 4031.
Except the technical characteristic described in description, be the known technology of those skilled in the art.

Claims (9)

1. a flue gas deep condensation waste-heat recovery device, comprise water waste heat recovery part and the air waste heat recovery part of tandem layout, it is characterized in that: described water waste heat recovery part comprises shell body, water heater and condenser, described water heater and condenser are arranged in shell body and described water heater is arranged on the top of condenser, first of described water waste heat recovery part goes out petticoat pipe and is connected to second of air waste heat recovery part and enters petticoat pipe
Described water heater comprises the second water inlet, the second water pipe and the second delivery port, condenser comprises the first water inlet, the first water pipe and the first delivery port, shell body comprise first enter petticoat pipe, water heater outer cover, condenser outer cover and first go out petticoat pipe, water heater outer cover welded top has first to enter petticoat pipe, and bottom is connected with condenser outer cover; Described condenser shield base is welded with first and goes out petticoat pipe, at inner uniform some first inorganic heat tubes of described condenser outer cover, and the end of described first inorganic heat tube is inserted in described first water pipe, at inner uniform some second inorganic heat tubes of described water heater outer cover, and the end of described second inorganic heat tube insert described in the second water pipe in
The first described water pipe water inlet end is provided with the first water inlet, first water pipe water side is provided with the first delivery port, first delivery port is connected to the second water inlet of water heater, and the second water inlet is the water inlet end of the second water pipe, and the water side of the second water pipe is provided with the second delivery port.
2. flue gas deep condensation waste-heat recovery device according to claim 1, is characterized in that, described air waste heat recovery part is air preheater, and air preheater comprises second and enters petticoat pipe and second and go out petticoat pipe.
3. flue gas deep condensation waste-heat recovery device according to claim 2, it is characterized in that, described air preheater comprises that second enters petticoat pipe, middle case, second goes out petticoat pipe, air intlet cover and air outlet slit cover, described middle case is divided into equirotal two cavitys uniformly by the shelf being arranged on central authorities, left side is flue gas cavity, right side is air cavity, and described shelf is provided with the 3rd inorganic heat tube, the 3rd inorganic heat tube is obliquely installed horizontal by an angle.
4. flue gas deep condensation waste-heat recovery device according to claim 3, is characterized in that, the 3rd described inorganic heat tube and the angled manner of horizontal plane are that the end position in flue gas cavity is low, and the end position in air cavity is high.
5. flue gas deep condensation waste-heat recovery device according to claim 1, it is characterized in that, enter petticoat pipe both sides first and be provided with the first peep hole and the second peep hole, go out petticoat pipe both sides first and be provided with the 3rd peep hole and the 4th peep hole, described second enters petticoat pipe side is provided with the 5th peep hole, and described second enters petticoat pipe is also provided with the 6th peep hole; Described second goes out petticoat pipe side is provided with the 7th peep hole, and described second goes out petticoat pipe is also provided with the 8th peep hole.
6. flue gas deep condensation waste-heat recovery device according to claim 5, is characterized in that, the 6th described peep hole is arranged on second and enters opposite side with the 5th peep hole opposite position on petticoat pipe; The 8th described peep hole is arranged on second and goes out opposite side with the 7th peep hole opposite position on petticoat pipe.
7. flue gas deep condensation waste-heat recovery device according to claim 1, is characterized in that, the first described water inlet, the first delivery port, the second water inlet and the second delivery port are provided with Pressure gauge and thermometer.
8. flue gas deep condensation waste-heat recovery device according to claim 7, is characterized in that, the first described delivery port is provided with the first safety valve, and the second delivery port is provided with the second safety valve.
9. flue gas deep condensation waste-heat recovery device according to claim 8, is characterized in that, is provided with sewage draining exit bottom the second described delivery port and the junction of the second water pipe.
CN201520815600.3U 2015-10-20 2015-10-20 Flue gas degree of depth condensation waste heat recovery device Active CN205137919U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520815600.3U CN205137919U (en) 2015-10-20 2015-10-20 Flue gas degree of depth condensation waste heat recovery device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520815600.3U CN205137919U (en) 2015-10-20 2015-10-20 Flue gas degree of depth condensation waste heat recovery device

Publications (1)

Publication Number Publication Date
CN205137919U true CN205137919U (en) 2016-04-06

Family

ID=55623709

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520815600.3U Active CN205137919U (en) 2015-10-20 2015-10-20 Flue gas degree of depth condensation waste heat recovery device

Country Status (1)

Country Link
CN (1) CN205137919U (en)

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GR01 Patent grant
TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20170413

Address after: 253700 Qingyun Economic Development Zone, Shandong, West Ring Road, No. 2899, No.

Patentee after: DEZHOU CHUANMAO THERMAL TECHNOLOGY CO., LTD.

Address before: 253700 Dezhou City, Qingyun Province Economic Development Zone, West Ring Road, No. 2899, No.

Patentee before: Shandong Jiahao Heng Tai limited energy company