CN210180214U - Flue gas cleaning waste heat recovery equipment - Google Patents
Flue gas cleaning waste heat recovery equipment Download PDFInfo
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- CN210180214U CN210180214U CN201920818550.2U CN201920818550U CN210180214U CN 210180214 U CN210180214 U CN 210180214U CN 201920818550 U CN201920818550 U CN 201920818550U CN 210180214 U CN210180214 U CN 210180214U
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- flue gas
- pipe
- box body
- water
- heat recovery
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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
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The utility model provides a clean waste heat recovery equipment of flue gas belongs to energy-concerving and environment-protective equipment technical field, include the box, advance the tobacco pipe, discharge fume pipe, absorber plate, inlet tube, drain pipe, connecting pipe, clean water subassembly and outage. The lower part of the side wall of the box body is provided with a smoke inlet pipe, and the upper part of the side wall is provided with a smoke exhaust pipe; the heat absorbing plates are arranged on the opposite inner side walls of the box body from top to bottom and are shielded in a staggered mode, and a water inlet pipe and a water outlet pipe penetrating through the side walls of the box body are further arranged on the heat absorbing plates; two ends of the connecting pipe are respectively connected with a water inlet pipe of one heat absorbing plate and a water outlet pipe of the other heat absorbing plate; the cleaning water component is arranged at the top of the box body, and a liquid discharge hole is formed in the bottom of the box body. The utility model provides a clean waste heat recovery equipment of flue gas can reduce by the exhaust flue gas temperature of tub of discharging fume, has got rid of the particle impurity in the flue gas, avoids the direct emission of high temperature flue gas to cause the problem of heat energy waste and environmental pollution.
Description
Technical Field
The utility model belongs to the technical field of energy-concerving and environment-protective equipment, more specifically say, relate to a clean waste heat recovery equipment of flue gas.
Background
Coal combustion heating is the conventional heating mode at present, and coal combustion can produce a large amount of high temperature flue gas, contains a large amount of suspended particles impurity in the high temperature flue gas, and direct emission can cause the waste of heat energy, and particle impurity suspends in the atmosphere, also can cause environmental pollution.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a clean waste heat recovery equipment of flue gas aims at solving the direct emission of high temperature flue gas and can cause the problem of heat energy waste and environmental pollution.
In order to achieve the above object, the utility model adopts the following technical scheme: provided is a flue gas cleaning waste heat recovery device, comprising:
the lower part of the side wall of the box body is provided with a smoke inlet pipe, and the upper part of the side wall of the box body is provided with a smoke exhaust pipe;
the heat absorption plates are arranged on the opposite inner side walls of the box body from top to bottom, are oppositely arranged on the box body and are shielded in a staggered mode, and are used for forming a flue gas channel through which flue gas passes;
the two ends of each connecting pipe are respectively connected with a water inlet pipe of one heat absorbing plate and a water outlet pipe of the other heat absorbing plate, and the connecting pipes are used for communicating the inner cavities of the heat absorbing plates to form a circulating water passage; and
the cleaning water assembly is arranged at the top of the box body and used for spraying cleaning water, and a liquid discharge hole used for discharging the cleaning water is formed in the bottom of the box body.
Further, the cleaning water assembly includes:
the liquid inlet pipe is longitudinally arranged above the box body;
the plurality of flow dividing pipes are distributed along the circumferential direction of the liquid inlet pipe and are communicated with the lower part of the liquid inlet pipe; and
a plurality of branch pipes are followed the length direction of shunt tubes sets gradually, the upper end intercommunication of branch pipe the shunt tubes, the branch pipe runs through the box, and with the box sets firmly, the shower head is installed to the lower extreme of branch pipe.
Further, a first booster pump is arranged on the liquid inlet pipe.
Further, a second booster pump is arranged on the connecting pipe.
Furthermore, one end, far away from the inner side wall connected with the box body, of the heat absorbing plate is inclined downwards.
Furthermore, the inner cavity of the heat absorbing plate is provided with a plurality of partition plates, the adjacent partition plates are mutually staggered and used for dividing the inner cavity of the heat absorbing plate into roundabout and through waterway channels, and the water inlet pipe and the water outlet pipe are respectively communicated with two ends of the waterway channels.
Further, an induced draft fan is arranged on the smoke exhaust pipe.
Furthermore, a funnel is fixedly arranged at the lower part of the box body, and the liquid discharge hole is formed in the lower end of the funnel and used for discharging clean water.
Further, a filter plug for blocking particle impurities in the clean water is arranged in the liquid discharge hole.
Furthermore, an extension pipe fixedly arranged with the box body is arranged below the box body, and a flow meter used for detecting the flow rate of the cleaning water is arranged in the extension pipe.
The utility model provides a clean waste heat recovery equipment of flue gas's beneficial effect lies in: compared with the prior art, the utility model discloses clean waste heat recovery equipment of flue gas, the water of a plurality of absorber plates mesocycle constantly carries out the heat exchange with the high temperature flue gas, can absorb the heat energy in the high temperature flue gas, clean water subassembly spun clean water can loop through the edge of absorber plate and fall, form the cascade between the adjacent absorber plate, the flue gas loops through a plurality of cascade, get rid of the particle impurity in the flue gas, finally, the flue gas temperature by discharging fume tube exhaust has reduced by a wide margin, and simultaneously, the flue gas has also been got rid of the particle impurity in the flue gas by clean water, avoid the direct emission of high temperature flue gas to cause the extravagant problem of heat energy and environmental pollution.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic sectional structure view of a flue gas cleaning waste heat recovery device provided in an embodiment of the present invention;
FIG. 2 is a top view of FIG. 1;
fig. 3 is a cross-sectional view of a heat absorbing plate in the flue gas cleaning waste heat recovery device provided by the embodiment of the present invention;
FIG. 4 is an enlarged view taken at A in FIG. 1;
fig. 5 is an enlarged view of fig. 1 at B.
In the figure: 1. a box body; 2. a smoke inlet pipe; 3. a smoke exhaust pipe; 4. a heat absorbing plate; 5. a water inlet pipe; 6. a drain pipe; 7. a connecting pipe; 8. a clean water assembly; 801. a liquid inlet pipe; 802. a shunt tube; 803. a branch pipe; 804. a shower head; 9. a drain hole; 10. a first booster pump; 11. a second booster pump; 12. a partition plate; 13. an induced draft fan; 14. a funnel; 15. a filter plug; 16. an extension tube; 17. a flow meter.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It is right now that the utility model provides a clean waste heat recovery equipment of flue gas explains. Referring to fig. 1 to 5, the flue gas cleaning waste heat recycling apparatus includes a box 1, a flue gas inlet pipe 2, a flue gas exhaust pipe 3, a heat absorbing plate 4, a water inlet pipe 5, a water outlet pipe 6, a connecting pipe 7, a cleaning water assembly 8, and a liquid outlet 9.
The lower part of the side wall of the box body 1 is provided with a smoke inlet pipe 2, and the upper part of the side wall is provided with a smoke exhaust pipe 3; the heat absorbing plates 4 are arranged on the opposite inner side walls of the box body 1 from top to bottom, the heat absorbing plates 4 oppositely arranged on the box body 1 are shielded in a staggered mode and used for forming a flue gas channel through which flue gas passes, circulating water used for cooling the flue gas is communicated with the inner cavity of each heat absorbing plate 4, a water inlet pipe 5 and a water outlet pipe 6 used for feeding and discharging the circulating water are further arranged on each heat absorbing plate 4, and the water inlet pipe 5 and the water outlet pipe 6 penetrate through the side walls of the box body 1; the two ends of the connecting pipe 7 are respectively connected with a water inlet pipe 5 of one heat absorbing plate 4 and a water outlet pipe 6 of the other heat absorbing plate 4, and the connecting pipes are used for communicating the inner cavities of the heat absorbing plates 4 to form a circulating water passage; the cleaning water assembly 8 is arranged at the top of the box body 1, the cleaning water assembly 8 is used for spraying cleaning water, and the bottom of the box body 1 is provided with a liquid discharge hole 9 for discharging the cleaning water.
The box body 1 is a cuboid closed hollow structure and is formed by enclosing a bottom plate, a top plate and four side plates, the middle part of the bottom end of one side plate is communicated with a smoke inlet pipe 2, the upper part of the opposite side plate is communicated with a smoke exhaust pipe 3, a plurality of heat absorbing plates 4 are respectively arranged on the inner walls of the two opposite side plates, the plurality of heat absorbing plates 4 are uniformly distributed from top to bottom, the plurality of heat absorbing plates 4 on the inner walls of the opposite side plates are arranged at intervals, two sides of each heat absorbing plate 4 are fixed with the inner walls of the other two side plates, namely, the heat absorbing plate 4 can completely cover the inner cavity of the box body 1 in the width direction, the length of the heat absorbing plate 4 is not less than 2/3 of the length of the bottom plate of the box body 1, that is, the length direction of the heat absorbing plate 4 can mostly cover the inner cavity of the box body 1, thereby ensuring that the heat absorbing plates 4 on the inner wall of the box body 1 are mutually staggered and shielded, so as to form a channel which is repeatedly bent along the length direction of the heat absorbing plates 4 and is used for flue gas to pass through.
The heat absorbing plates 4 are of a hollow structure, a cavity is arranged in the heat absorbing plates, circulating water enters the cavity through the water inlet pipe 5, the circulating water is discharged through the water outlet pipe 6 after circulation is completed in the water outlet pipe 6, the connecting pipes 7 are wound on the outer part of the box body 1 and are sequentially communicated with the liquid inlet pipe 801 and the liquid outlet pipe of the heat absorbing plates 4, the heat absorbing plates 4 are communicated into an integral circulating water passage, the liquid inlet pipe 801 is reserved at one end heat absorbing plate 4, the liquid outlet pipe is reserved at the other end heat absorbing plate 4, the circulating water enters through the reserved liquid inlet pipe 801 and is discharged through the reserved liquid outlet pipe after circulation of the heat absorbing plates 4, water in the heat absorbing plates 4 continuously circulates to continuously exchange heat with flue gas, heat energy in high-temperature flue gas is absorbed through the circulating water in the heat absorbing plates 4, the temperature of the circulating water after heat absorbing of the flue gas rises and is used for heating, the energy is effectively and comprehensively utilized.
Drain holes 9 have been seted up to the central point of box 1 bottom, clean water subassembly 8 is installed at the top of box 1, clean water subassembly 8 sprays clean water in to box 1, the flue gas is from advancing the lower part that tobacco pipe 2 got into box 1, pass through from the flue gas passageway, discharge from tub 3 that discharges fume, when the flue gas rises along the circuitous flue gas passageway of buckling, because absorber plate 4 shelters from each other, from the edge that clean water subassembly 8 spun cleaned water can loop through absorber plate 4 and fall, form the cascade between the adjacent absorber plate 4, the flue gas loops through a plurality of water curtains, get rid of the granule impurity in the flue gas.
The utility model provides a clean waste heat recovery equipment of flue gas, compared with the prior art, the utility model discloses clean waste heat recovery equipment of flue gas, the water of a plurality of absorber plates 4 mesocycle constantly carries out the heat exchange with the high temperature flue gas, can absorb the heat energy in the high temperature flue gas, 8 spun clean water of clean water subassembly can loop through the edge of absorber plate 4 and fall, form the cascade between the adjacent absorber plate 4, the flue gas loops through a plurality of cascades, get rid of the particle impurity in the flue gas, finally, the flue gas temperature by discharging fume 3 exhaust reduces by a wide margin, and simultaneously, the flue gas has also been got rid of the particle impurity in the flue gas by clean water, avoid the direct emission of high temperature flue gas to cause the problem of heat energy waste and environmental pollution.
As a specific embodiment of the present invention, please refer to fig. 4, the cleaning water assembly 8 includes a liquid inlet pipe 801, a shunt pipe 802, a branch pipe 803 and a shower head 804.
The liquid inlet pipe 801 is longitudinally arranged above the box body 1; a plurality of shunt tubes 802 are distributed along the circumferential direction of the liquid inlet pipe 801 and are communicated with the lower part of the liquid inlet pipe 801; the plurality of branch pipes 803 are sequentially arranged along the length direction of the branch pipes 802, the upper ends of the branch pipes 803 are communicated with the branch pipes 802, the branch pipes 803 penetrate through the box body 1 and are fixedly arranged with the box body 1, and the lower ends of the branch pipes 803 are provided with spray headers 804. In this embodiment, clean water passes through feed liquor pipe 801 and gets into in a plurality of shunt tubes 802, a plurality of shunt tubes 802 get into shower head 804 through branch pipe 803 respectively, clean water is spout by shower head 804, the upper portion at the roof of box 1 is fixed to the lower part of branch pipe 803, the lower extreme of branch pipe 803 runs through the roof of box 1, the end connection shower head 804 that penetrates in the box 1, a plurality of shower heads 804 spray clean water simultaneously to in the box 1, clean water is even sprays on absorber plate 4, make the clean water that falls down from absorber plate 4, can last constantly and even fall down and form the cascade that is used for clean flue gas, get rid of the granule impurity in the flue gas.
As a specific embodiment of the present invention, please refer to fig. 1 and 2, a first booster pump 10 is disposed on the liquid inlet pipe 801. In this embodiment, first booster pump 10 increases water pressure for the cleaning water in feed liquor pipe 801, ensures that shower head 804 can have sufficient water pressure to spray cleaning water, and it is fine to spray the degree of consistency, and the cleaning performance is better.
As a specific embodiment of the present invention, please refer to fig. 1 and 2, a second booster pump 11 is disposed on the connecting pipe 7. In this embodiment, the second booster pump 11 can be installed a plurality ofly according to the length of circulating water route, provides sufficient water pressure for the circulating water in the circulating water route, guarantees that circulating water and flue gas carry out continuous heat exchange.
As a specific embodiment of the present invention, please refer to fig. 1, one end of the heat absorbing plate 4, which is far away from the inner side wall of the connecting box 1, is inclined downward. In this embodiment, absorber plate 4 slope sets up, from the one end of connecting 1 inner wall of box to the other end, the downward sloping to make the acute angle of absorber plate 4 and the inside formation of box 1, the turbulent flow can appear when the flue gas passes through, can make high temperature flue gas fully contact with absorber plate 4, thereby make high temperature flue gas and absorber plate 4 can obtain abundant heat exchange, the absorptive effect of heat is better. Meanwhile, the inclined heat absorption plate 4 can enable part of particles in the flue gas to be blocked by the heat absorption plate 4 and fall along the heat absorption plate 4 through the flushing of cleaning water, and part of particles in the flue gas can be removed.
As a specific embodiment of the present invention, please refer to fig. 3, the inner cavity of the heat absorbing plate 4 is provided with a plurality of partition plates 12, the adjacent partition plates 12 are mutually staggered for separating the inner cavity of the heat absorbing plate 4 into a circuitous and through waterway channel, and the water inlet pipe 5 and the water outlet pipe 6 are respectively communicated with both ends of the waterway channel. In this embodiment, the length of baffle 12 is greater than 2/3 of the inner chamber length of absorber plate 4, with the upper and lower lateral wall fixed connection of absorber plate 4, and be connected with a lateral wall of absorber plate 4, the relative staggered floor of a plurality of baffles 12 distributes, divide into a circuitous waterway through the inner chamber of a plurality of baffles 12 with absorber plate 4, the both ends of this waterway communicate inlet tube 5 and drain pipe 6 respectively, the circulating water passes through inlet tube 5 and gets into the inner chamber of absorber plate 4, flow to drain pipe 6 through this waterway and discharge, can make the circulating water flow in the inner chamber of whole absorber plate 4, absorber plate 4 absorbs the waste heat through the circulating water of this waterway of circulation to the flue gas.
As a specific embodiment of the present invention, please refer to fig. 1 and 2, an induced draft fan 13 is disposed on the smoke exhaust pipe 3. In this embodiment, the induced draft fan 13 can guide the flue gas from the smoke inlet pipe 2 to the smoke exhaust pipe 3, so as to ensure the trend of the flue gas and avoid the accidental leakage of the flue gas from the liquid discharge hole 9.
Referring to fig. 1 and 5, as a specific embodiment of the present invention, a funnel 14 is fixedly disposed at a lower portion of the box body 1, and a drain hole 9 is formed at a lower end of the funnel 14 for discharging cleaning water. In this embodiment, wash water from the box 1 in fall into funnel 14, discharge through outage 9 of funnel 14 lower part, funnel 14 can be for the clean water direction, and the clean water of being convenient for is discharged from outage 9, and box 1 and funnel 14 integrated into one piece can ensure the structural strength that box 1 and funnel 14 are connected, ensure the seal of box 1 and funnel 14, avoid flue gas or clean water accidental leakage.
As a specific embodiment of the present invention, please refer to fig. 1 and 5, a filter plug 15 for blocking particle impurities in the cleaning water is disposed in the drain hole 9. In this embodiment, outage 9 is the screw hole, and hollow bolt's internally mounted has the filter screen, and hollow bolt's external screw thread matches with the screw thread of outage 9, and hollow bolt installs in outage 9, and the filter screen can let clean water pass through, and blocks the granule impurity in the clean water to smooth discharge clean water, and the hollow bolt clearance alone is pulled down to granule impurity accessible, and it is more convenient to clear up.
As a specific embodiment of the present invention, please refer to fig. 1 and 5, an extension pipe 16 fixedly disposed on the box body 1 is disposed below the box body 1, and a flow meter 17 for detecting the flow rate of the cleaning water is disposed in the extension pipe 16. In this embodiment, extension pipe 16 vertically sets up, the upper portion of extension pipe 16 is the taper sleeve, can overlap on the outer wall of funnel 14 lower part, can dismantle the connection on the outer wall of funnel 14 through the bolt, run through on the lateral wall of extension pipe 16 and install flowmeter 17, flowmeter 17's response end is located extension pipe 16, flowmeter 17's display end is located extension pipe 16's the outside, a flow for the clean water that the measurement flows through in extension pipe 16, the display end shows flow value, convenient reading, when flow value appears obviously descending, show that the jam condition appears in filter plug 15 promptly, should stop equipment, lift filter plug 15 off, clear away the granule impurity of piling up in funnel 14 lower part, and clear up filter plug 15, guarantee filter plug 15 after can normal use, will filter plug 15 again and install.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. Clean waste heat recovery equipment of flue gas, its characterized in that includes:
the lower part of the side wall of the box body is provided with a smoke inlet pipe, and the upper part of the side wall of the box body is provided with a smoke exhaust pipe;
the heat absorption plates are arranged on the opposite inner side walls of the box body from top to bottom, are oppositely arranged on the box body and are shielded in a staggered mode, and are used for forming a flue gas channel through which flue gas passes;
the two ends of each connecting pipe are respectively connected with a water inlet pipe of one heat absorbing plate and a water outlet pipe of the other heat absorbing plate, and the connecting pipes are used for communicating the inner cavities of the heat absorbing plates to form a circulating water passage; and
the cleaning water assembly is arranged at the top of the box body and used for spraying cleaning water, and a liquid discharge hole used for discharging the cleaning water is formed in the bottom of the box body.
2. The flue gas cleaning waste heat recovery device according to claim 1, wherein the cleaning water assembly comprises:
the liquid inlet pipe is longitudinally arranged above the box body;
the plurality of flow dividing pipes are distributed along the circumferential direction of the liquid inlet pipe and are communicated with the lower part of the liquid inlet pipe; and
a plurality of branch pipes are followed the length direction of shunt tubes sets gradually, the upper end intercommunication of branch pipe the shunt tubes, the branch pipe runs through the box, and with the box sets firmly, the shower head is installed to the lower extreme of branch pipe.
3. The flue gas cleaning waste heat recovery device as claimed in claim 2, wherein a first booster pump is arranged on the liquid inlet pipe.
4. The flue gas cleaning waste heat recovery device according to claim 1, wherein a second booster pump is arranged on the connecting pipe.
5. The flue gas cleaning waste heat recovery device of claim 1, wherein one end of the heat absorbing plate away from the inner side wall connected with the box body is inclined downwards.
6. The flue gas cleaning waste heat recovery device according to claim 1, wherein the inner cavity of the heat absorbing plate is provided with a plurality of partition plates, adjacent partition plates are staggered with each other to divide the inner cavity of the heat absorbing plate into a circuitous and through water channel, and the water inlet pipe and the water outlet pipe are respectively communicated with two ends of the water channel.
7. The flue gas cleaning waste heat recovery device of claim 1, wherein an induced draft fan is arranged on the smoke exhaust pipe.
8. The flue gas cleaning waste heat recovery device according to claim 1, wherein a funnel is fixedly arranged at the lower part of the box body, and the liquid discharge hole is formed at the lower end of the funnel and used for discharging cleaning water.
9. The flue gas cleaning waste heat recovery device according to claim 8, wherein a filter plug for blocking particulate impurities in the cleaning water is arranged in the liquid discharge hole.
10. The flue gas cleaning waste heat recovery device according to claim 9, wherein an extension pipe fixedly arranged with the box body is arranged below the box body, and a flow meter for detecting flow rate of the cleaning water is arranged in the extension pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920818550.2U CN210180214U (en) | 2019-05-31 | 2019-05-31 | Flue gas cleaning waste heat recovery equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920818550.2U CN210180214U (en) | 2019-05-31 | 2019-05-31 | Flue gas cleaning waste heat recovery equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210180214U true CN210180214U (en) | 2020-03-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920818550.2U Expired - Fee Related CN210180214U (en) | 2019-05-31 | 2019-05-31 | Flue gas cleaning waste heat recovery equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210180214U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113144785A (en) * | 2021-04-22 | 2021-07-23 | 邵建芬 | High-temperature industrial waste gas treatment device and treatment method thereof |
-
2019
- 2019-05-31 CN CN201920818550.2U patent/CN210180214U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113144785A (en) * | 2021-04-22 | 2021-07-23 | 邵建芬 | High-temperature industrial waste gas treatment device and treatment method thereof |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
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Granted publication date: 20200324 |