CN205299575U - Boiler waste heat is collected and exhaust gas purification system - Google Patents
Boiler waste heat is collected and exhaust gas purification system Download PDFInfo
- Publication number
- CN205299575U CN205299575U CN201520942072.8U CN201520942072U CN205299575U CN 205299575 U CN205299575 U CN 205299575U CN 201520942072 U CN201520942072 U CN 201520942072U CN 205299575 U CN205299575 U CN 205299575U
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- heat exchanger
- waste gas
- collected
- heat exchanging
- exchanging pipe
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/30—Technologies for a more efficient combustion or heat usage
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Abstract
The utility model relates to a boiler waste heat is collected and exhaust gas purification system, boiler waste heat is collected and exhaust gas purification system collects tubular heat exchanger and exhaust gas purification device including the boiler waste heat that communicates in proper order. Through the electronic dust wiper that is equipped with in the heat exchanger with at the ultrasonic atomization ware that the heat exchanger lateral wall was equipped with, accumulate the smoke and dust on avoiding the heat exchange array pipe wall, make it can continuously keep higher heat exchange efficiency, waste heat recovery fully carries out, improved afterheat system's recovery benefit, set up an exhaust gas purification device through the air outlet of collecting tubular heat exchanger at the boiler waste heat again, make and discharge the waste gas nontoxicity and innocuousness in the air, can not the polluted environment.
Description
Technical field
This utility model relates to boiler energy-saving technical field, collects and waste gas cleaning system particularly to a kind of boiler afterheat.
Background technology
Iron and steel enterprise is with boiler in use, substantial amounts of fuel would generally be consumed, the substantial amounts of flue gas of simultaneous produces, and the exhaust gas temperature of the boiler of iron and steel enterprise is also significantly high, past, these high-temperature flue gas are all directly discharged to air, cause the huge waste of resource, can drill for saving at present, create a lot of technology and this high-temperature flue gas has been carried out waste heat recovery, in existing technology, the facility of the heat recovery generally adopted is heat exchanger, it is that one can reduce flue-gas temperature, high-temperature flue gas can be utilized again simultaneously, reach the equipment of heat exchange purpose. but due to the flue-gas temperature big ups and downs that the boiler of iron and steel enterprise is discharged, dustiness is big, and light water tubulation waste heat boiler is difficult to apply to the waste heat recovery of the boiler of iron and steel enterprise. because the boiler smoke dust amount of iron and steel enterprise is big, when using water row tube waste heat boiler, early stage heat transfer effect is relatively good, prolongation along with the time of use, heat exchanging pipe wall can accumulate increasing flue dust, cause that heat exchange efficiency declines, relatively reduce the economic worth of residual heat system, add the investment of residual heat system. on the other hand, boiler waste gas is directly discharged in air environment can cause great pollution, accordingly, it would be desirable to discharge terminal at boiler waste gas to arrange a waste gas purification apparatus, eliminate the boiler waste gas pollution to environment.
Utility model content
The purpose of this utility model is to provide a kind of boiler afterheat and collects and waste gas cleaning system, boiler smoke dust amount to solve existing iron and steel enterprise is big, when using tubular heat exchanger to collect waste heat, heat exchanging pipe wall can accumulate flue dust, cause the technical problem of heat exchange efficiency decline and boiler waste gas contaminated environment.
This utility model solves its technical problem and be the technical scheme is that described boiler afterheat is collected the boiler afterheat including being sequentially communicated with waste gas cleaning system and collected tubular heat exchanger and waste gas purification apparatus, wherein, heat exchanging pipe vertically it is provided with in described heat exchanger, a described heat exchanging pipe two ends respectively water inlet and an outlet, described water inlet and outlet are each provided at the top of heat exchanger, the lower end, left side of described heat exchanger is provided with an air inlet, the upper end, right side of described heat exchanger is provided with an air outlet, and the bottom of described heat exchanger is provided with a storage mouth; Wherein said heat exchanging pipe includes some U-shaped heat exchanging pipes, and some U-shaped heat exchanging pipes are connected by some bend pipes;It is provided with air exhauster in described air outlet, and described air outlet and described waste gas purification apparatus connect; Be provided with in described air inlet one flue gas is upwards drawn on to air-introduced machine; Being provided with a dedusting in described heat exchanger to wipe, described dedusting is wiped and is provided with some through holes being suitable to the insertion of U-shaped heat exchanging pipe, and described through hole and U-shaped heat exchanging pipe are slidably connected, and described dedusting is wiped and can be moved up and down along U-shaped heat exchanging pipe; The top of described heat exchanger is provided with a motor, and described motor is connected to one end of an elevating lever, and the top of the other end traverse heat exchanger of described elevating lever is wiped fixing connection with the dedusting in heat exchanger; And the left side wall of described heat exchanger and right side wall are respectively equipped with a soniclizer, described soniclizer and heat exchanger junction are provided with some orifices.
Further, the inwall that described through hole contacts with U-shaped heat exchanging pipe is provided with high temperature resistant elastic ring.
Further, described dedusting is wiped as copper dedusting plate.
Further, described soniclizer has a ultrasonic atomization seat, and described ultrasonic atomization seat and heat exchanger junction offer some orifices running through ultrasonic atomization seat, and are provided with the atomizing piece suitable in atomized liquid in described orifice.
The beneficial effects of the utility model are: a kind of boiler afterheat that this utility model provides is collected and waste gas cleaning system, on the one hand, wiped by the electrical dust-removing being provided with in heat exchanger, elevating lever drives what dedusting wiped to move up and down along U-shaped heat exchanging pipe under the effect of motor, flue dust on the tube wall of U-shaped heat exchanging pipe is struck off, soniclizer by being provided with at heat exchanger sidewall simultaneously, the water smoke that soniclizer sprays is made to combine with flue gas fully, make flue gas farthest dissolve and drop at storage mouth, avoid accumulation flue dust on heat exchanging pipe wall, can continue to keep higher heat exchange efficiency, sufficiently conducted waste heat recovery, improve the recovery benefit of residual heat system, on the other hand, by collecting the air outlet of tubular heat exchanger at boiler afterheat, one waste gas purification apparatus is set, make the waste gas being discharged in air nontoxic, do not pollute the environment.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, this utility model is further illustrated.
Fig. 1 is the structural representation that a kind of boiler afterheat of the present utility model collects with waste gas cleaning system.
In figure: U-shaped heat exchanging pipe 1, water inlet 2, outlet 3, air inlet 4, air outlet 5, storage mouth 6, bend pipe 7, on to air-introduced machine 8, air exhauster 9, dedusting wipe 10, motor 11, elevating lever 12, ultrasonic atomization seat 13, waste gas purification apparatus 14, ultrasonic atomization seat 15.
Detailed description of the invention
Presently in connection with accompanying drawing, this utility model is described in further detail. These accompanying drawings are the schematic diagram of simplification, and basic structure of the present utility model is only described in a schematic way, and therefore it only shows the composition relevant with this utility model.
As shown in Figure 1, a kind of boiler afterheat is collected and waste gas cleaning system, including: the boiler afterheat that described boiler afterheat is collected and waste gas cleaning system includes being sequentially communicated collects tubular heat exchanger and waste gas purification apparatus 14, wherein, heat exchanging pipe vertically it is provided with in described heat exchanger, described heat exchanging pipe two ends is water inlet 2 and an outlet 3 respectively, described water inlet 2 and outlet 3 are each provided at the top of heat exchanger, the lower end, left side of described heat exchanger is provided with an air inlet 4, the upper end, right side of described heat exchanger is provided with an air outlet 5, and the bottom of described heat exchanger is provided with a storage mouth 6,Wherein said heat exchanging pipe includes some U-shaped heat exchanging pipes 1, and some U-shaped heat exchanging pipes 1 are connected by some bend pipes 7; It is provided with air exhauster 9 in described air outlet 5, and described air outlet 5 and described waste gas purification apparatus 14 connect; Be provided with in described air inlet 4 one flue gas is upwards drawn on to air-introduced machine 8; Being provided with a dedusting in described heat exchanger and wipe 10, described dedusting is wiped 10 and is provided with some through holes being suitable to the insertion of U-shaped heat exchanging pipe 1, and described through hole and U-shaped heat exchanging pipe 1 are slidably connected, and described dedusting is wiped 10 and can be moved up and down along U-shaped heat exchanging pipe 1; The top of described heat exchanger is provided with a motor 11, and described motor 11 is connected to one end of an elevating lever 12, and the top of other end traverse heat exchanger of described elevating lever 12 is fixed with the dedusting wiping 10 in heat exchanger and is connected; And the left side wall of described heat exchanger and right side wall are respectively equipped with a soniclizer, described soniclizer and heat exchanger junction are provided with some orifices 13.
Further, the inwall that described through hole contacts with U-shaped heat exchanging pipe 1 is provided with high temperature resistant elastic ring.
Further, described dedusting wipes 10 is copper dedusting plate.
Further, described soniclizer has a ultrasonic atomization seat 15, described ultrasonic atomization seat 15 offers some orifices 13 running through ultrasonic atomization seat 15 with heat exchanger junction, and is provided with the atomizing piece suitable in atomized liquid in described orifice 13.
It is as follows that this boiler afterheat collects tubular heat exchanger detailed description of the invention: in use, on the one hand, open motor 11, control elevating lever 12 drives dedusting wiping 10 to move up and down along U-shaped heat exchanging pipe 1 under the effect of motor 11, the flue dust on the tube wall of U-shaped heat exchanging pipe 1 is struck off, makes the flue dust dropped drop and receive mouth 6, avoid accumulation flue dust on heat exchanging pipe wall, can continue to keep higher heat exchange efficiency, sufficiently conducted waste heat recovery, improve the recovery benefit of residual heat system; Open soniclizer simultaneously, make the water smoke that soniclizer sprays combine with flue gas fully, make flue gas farthest dissolve and drop at storage mouth 6. Another aspect, be provided with in air inlet 4 flue gas is upwards drawn on make flue gas move upward to air-introduced machine 8, make high-temperature flue gas to be heated fully by the cold water that water inlet in heat exchanging pipe 2 is put into; The air exhauster 9 being provided with in air outlet 5, is collected the flue gas in heat exchanger, and the waste gas that air exhauster 9 is collected enters in waste gas purification apparatus, reduces the impurity in waste gas and granule, eliminates the boiler waste gas pollution to environment.
With above-mentioned according to desirable embodiment of the present utility model for enlightenment, by above-mentioned description, relevant staff in the scope not necessarily 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 in description, it is necessary to determine its technical scope according to right.
Claims (4)
1. a boiler afterheat is collected and waste gas cleaning system, it is characterized in that: the boiler afterheat that described boiler afterheat is collected and waste gas cleaning system includes being sequentially communicated collects tubular heat exchanger and waste gas purification apparatus, wherein, heat exchanging pipe vertically it is provided with in described heat exchanger, a described heat exchanging pipe two ends respectively water inlet and an outlet, described water inlet and outlet are each provided at the top of heat exchanger, the lower end, left side of described heat exchanger is provided with an air inlet, the upper end, right side of described heat exchanger is provided with an air outlet, and the bottom of described heat exchanger is provided with a storage mouth;
Described heat exchanging pipe includes some U-shaped heat exchanging pipes, and some U-shaped heat exchanging pipes are connected by some bend pipes;
It is provided with air exhauster in described air outlet, and described air outlet and described waste gas purification apparatus connect;
Be provided with in described air inlet one flue gas is upwards drawn on to air-introduced machine;
Being provided with a dedusting in described heat exchanger to wipe, described dedusting is wiped and is provided with some through holes being suitable to the insertion of U-shaped heat exchanging pipe, and described through hole and U-shaped heat exchanging pipe are slidably connected, and described dedusting is wiped and can be moved up and down along U-shaped heat exchanging pipe;
The top of described heat exchanger is provided with a motor, and described motor is connected to one end of an elevating lever, and the top of the other end traverse heat exchanger of described elevating lever is wiped fixing connection with the dedusting in heat exchanger; And
Being respectively equipped with a soniclizer on the left side wall of described heat exchanger and right side wall, described soniclizer and heat exchanger junction are provided with some orifices.
2. a kind of boiler afterheat according to claim 1 is collected and waste gas cleaning system, it is characterised in that: the inwall that described through hole contacts with U-shaped heat exchanging pipe is provided with high temperature resistant elastic ring.
3. a kind of boiler afterheat according to claim 2 is collected and waste gas cleaning system, it is characterised in that: described dedusting is wiped as copper dedusting plate.
4. a kind of boiler afterheat according to claim 3 is collected and waste gas cleaning system, it is characterized in that: described soniclizer has a ultrasonic atomization seat, described ultrasonic atomization seat and heat exchanger junction offer some orifices running through ultrasonic atomization seat, and are provided with the atomizing piece suitable in atomized liquid in described orifice.
Priority Applications (1)
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CN201520942072.8U CN205299575U (en) | 2015-11-24 | 2015-11-24 | Boiler waste heat is collected and exhaust gas purification system |
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CN201520942072.8U CN205299575U (en) | 2015-11-24 | 2015-11-24 | Boiler waste heat is collected and exhaust gas purification system |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108479235A (en) * | 2018-06-05 | 2018-09-04 | 台玻安徽玻璃有限公司 | A kind of float glass smelting kiln UTILIZATION OF VESIDUAL HEAT IN and exhaust gas processing device |
-
2015
- 2015-11-24 CN CN201520942072.8U patent/CN205299575U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108479235A (en) * | 2018-06-05 | 2018-09-04 | 台玻安徽玻璃有限公司 | A kind of float glass smelting kiln UTILIZATION OF VESIDUAL HEAT IN and exhaust gas processing device |
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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: 20160608 Termination date: 20161124 |
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CF01 | Termination of patent right due to non-payment of annual fee |