CN201652315U - Boiler sewage-discharge residual heat utilizing device - Google Patents

Boiler sewage-discharge residual heat utilizing device Download PDF

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Publication number
CN201652315U
CN201652315U CN2009202895858U CN200920289585U CN201652315U CN 201652315 U CN201652315 U CN 201652315U CN 2009202895858 U CN2009202895858 U CN 2009202895858U CN 200920289585 U CN200920289585 U CN 200920289585U CN 201652315 U CN201652315 U CN 201652315U
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CN
China
Prior art keywords
residual heat
sewage
interchanger
heat
boiler
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN2009202895858U
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Chinese (zh)
Inventor
李洪生
刘金山
杨尚俊
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
YANJING BEER (XIANGFAN) CO Ltd
Original Assignee
YANJING BEER (XIANGFAN) CO Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by YANJING BEER (XIANGFAN) CO Ltd filed Critical YANJING BEER (XIANGFAN) CO Ltd
Priority to CN2009202895858U priority Critical patent/CN201652315U/en
Application granted granted Critical
Publication of CN201652315U publication Critical patent/CN201652315U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model provides a boiler sewage-discharge residual heat utilizing device. The upper part and the lower part of a sewage-discharge flash tank connected with a boiler sewage-discharge pipeline are respectively connected with a residual heat utilizing exchanger by adopting a residual heat sewage-discharging pipeline and a residual heat steam-discharging pipeline, the residual heat sewage-discharging pipeline and a residual heat steam-discharging pipeline are respectively communicated with a sewage residual heat exchanger and a residual heat sewage-discharging exchanger in the residual heat utilizing exchanger provided with a residual heat water recovering pipe communicated with a boiler by using water, the sewage residual heat exchanger is provided with a sewage-discharge pipe, and a residual heat steam-discharging exchanger is provided with an evacuation pipe. Residual heat of sewage-discharge pipelines of a plurality of boilers, which is discharged into the sewage-discharging flash tank, is exchanged by the residual heat utilizing exchanger so that heated cold water is recovered as the water for the boilers, and the boiler sewage-discharge residual heat utilizing device has the advantages of energy saving and no pollution and obvious effect of increasing enterprise revenues.

Description

The boiler blow-off residual heat using device
Technical field
The utility model relates to a kind of residual heat using device of boiler, a kind of specifically boiler blow-off residual heat using device.
Background technology
Boiler is when blowdown, a large amount of vapours is arranged in the sewage of being discharged, generally, all the blow-off pipe of several boilers will be connected in the blowdown system, carry out the step-down effluent sewerage, and the sewage pipe of the gland steam exhauster of blowdown system top and below is when discharging by blowdown system, a large amount of waste heats have all discharged thereupon, caused a large amount of heat-energy losses thus, particularly when many boilers used simultaneously, the waste heat loss of being discharged was bigger.
Summary of the invention
The purpose of this utility model is to solve the problem of above-mentioned boiler blow-off waste heat loss, and a kind of boiler blow-off residual heat using device is provided, and the waste heat of boiler blow-off can be carried out the secondary utilization, has considerable energy saving consumption reduction effect.
The utility model comprises blowdown system, and the technical scheme that is adopted is: upper and lower waste heat sewer pipeline and the waste heat blow-off line of adopting respectively at the blowdown system that links to each other with the boiler blow-off pipeline is connected with a UTILIZATION OF VESIDUAL HEAT IN interchanger.During use, can charge into cold water in the UTILIZATION OF VESIDUAL HEAT IN interchanger, give cold water by the waste heat energy exchange of waste heat sewer and waste heat steam discharge, cold water becomes the hot water of certain heat, is recovered to boiler and uses as water.
Described waste heat sewer pipeline links to each other with sewage remaining energy interchanger in the UTILIZATION OF VESIDUAL HEAT IN interchanger.
The waste heat blow-off line is connected on the interior waste heat blowdown interchanger of UTILIZATION OF VESIDUAL HEAT IN interchanger.
The UTILIZATION OF VESIDUAL HEAT IN interchanger also is provided with a remaining hot water recovery tube that links to each other with boiler feed water, and this recovery tube can be recovered to the boiler feed water place with the hot water that produces by thermal energy exchange in the UTILIZATION OF VESIDUAL HEAT IN interchanger, directly uses with water as boiler.
Also be provided with the blow-off pipe towards the outside on the sewage remaining energy interchanger in the UTILIZATION OF VESIDUAL HEAT IN interchanger, the sewage after blow-off pipe can utilize the waste heat exchange directly discharges.
Waste heat steam discharge interchanger in the UTILIZATION OF VESIDUAL HEAT IN interchanger is provided with an evacuated tube and stretches outside, and the gas after the waste heat exchange can being utilized all discharges.
The utility model passes through technique scheme, make the device overall structure of UTILIZATION OF VESIDUAL HEAT IN scientific and reasonable, the thermal energy converter of UTILIZATION OF VESIDUAL HEAT IN interchanger inside can obtain the secondary utilization by the heat exchange transfer mode by heat energy respectively with the waste heat energy of sewer and steam, solved the direct present situation that causes heat-energy losses of discharging of sewer in the prior art, has the effect that investment is little, bring notable results, and environmental and safety in production, press enterprise calculation such as middle or small, every year can be by about 200,000 yuan of energy-conservation realization benefits.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples.
Accompanying drawing is the utility model structural representation.
Among the figure: 1, blowdown system, 2, the UTILIZATION OF VESIDUAL HEAT IN interchanger, 3, waste heat blowdown interchanger, 4, the sewage remaining energy interchanger, 5, waste heat sewer pipeline, 6, the waste heat blow-off line, 7, the remaining hot water recovery tube, 8, blow-off pipe, 9, evacuated tube, 10, the boiler blow-off pipeline.
The specific embodiment
Shown in the accompanying drawing embodiment: upper and lower waste heat sewer pipeline 5 and the waste heat blow-off line 6 of adopting respectively at the blowdown system 1 that links to each other with boiler blow-off pipeline 10 is connected with a UTILIZATION OF VESIDUAL HEAT IN interchanger 2.Sewage remaining energy interchanger 4 in waste heat sewer pipeline 5 and the UTILIZATION OF VESIDUAL HEAT IN interchanger 2 links to each other.Waste heat blow-off line 6 is connected on the waste heat blowdown interchanger 3 in the UTILIZATION OF VESIDUAL HEAT IN interchanger 2.UTILIZATION OF VESIDUAL HEAT IN interchanger 2 is provided with the remaining hot water recovery tube 7 that communicates with boiler feed water.Sewage remaining energy interchanger 4 in the UTILIZATION OF VESIDUAL HEAT IN interchanger 2 is provided with blow-off pipe 8.Waste heat blowdown interchanger 3 in the UTILIZATION OF VESIDUAL HEAT IN interchanger 2 is provided with evacuated tube 9.
During user mode, the sewage that contains steam heat that the boiler blow-off line 10 of several boilers is discharged enters blowdown system 1, steam discharge flash vessel 1 will be with the sewage remaining energy interchanger 4 in the sewer input UTILIZATION OF VESIDUAL HEAT IN interchanger 2 of heat energy by the waste heat sewage pipe 5 of below, the waste heat blow-off line 6 of blowdown system 1 top will be with waste heat blowdown interchanger 3 in the steam input UTILIZATION OF VESIDUAL HEAT IN interchanger 2 of heat energy, sewage remaining energy interchanger 4 and waste heat blowdown interchanger 3 are immediately by transmitting heat exchange mode with the cold water of thermal power transfer to the 2 interior injections of UTILIZATION OF VESIDUAL HEAT IN interchanger, generally, the heat of waste heat conversion is put nature cold water is warming up to about 80 ℃, and the hot water after institute's heat exchange heats up can be input to the boiler feed water place by the remaining hot water recovery tube 7 that UTILIZATION OF VESIDUAL HEAT IN interchanger 2 is provided with and use as adding boiler feed water.
When the utility model is implemented, below the blowdown system 1 and above all the control gate valve need be installed on the blow-off pipe 8 of top end and UTILIZATION OF VESIDUAL HEAT IN interchanger 2 and the evacuated tube 9, guarantee closed operation with this, make normally carrying out of waste heat exchange, simultaneously, cold water will be set on UTILIZATION OF VESIDUAL HEAT IN interchanger 2 inject the mouth of pipe, the normal circulation that is used for cold water adds water, makes the cold water heat exchange become hot water and can uninterruptedly exchange the supply boiler feed water.

Claims (6)

1. boiler blow-off residual heat using device, comprise blowdown system (1), it is characterized in that: upper and lower waste heat sewer pipeline (5) and the waste heat blow-off line (6) of adopting respectively at the blowdown system (1) that links to each other with boiler blow-off pipeline (10) is connected with a UTILIZATION OF VESIDUAL HEAT IN interchanger (2).
2. boiler blow-off residual heat using device according to claim 1 is characterized in that: the sewage remaining energy interchanger (4) in described waste heat sewer pipeline (5) and the UTILIZATION OF VESIDUAL HEAT IN interchanger (2) links to each other.
3. boiler blow-off residual heat using device according to claim 2 is characterized in that: waste heat blow-off line (6) is connected on the interior waste heat blowdown interchanger (3) of UTILIZATION OF VESIDUAL HEAT IN interchanger (2).
4. boiler blow-off residual heat using device according to claim 1 is characterized in that: described UTILIZATION OF VESIDUAL HEAT IN interchanger (2) is provided with the remaining hot water recovery tube (7) that communicates with boiler feed water.
5. boiler blow-off residual heat using device according to claim 2 is characterized in that: the sewage remaining energy interchanger (4) in the UTILIZATION OF VESIDUAL HEAT IN interchanger (2) is provided with blow-off pipe (8).
6. boiler blow-off residual heat using device according to claim 3 is characterized in that: the waste heat blowdown interchanger (3) in the UTILIZATION OF VESIDUAL HEAT IN interchanger (2) is provided with evacuated tube (9).
CN2009202895858U 2009-12-22 2009-12-22 Boiler sewage-discharge residual heat utilizing device Expired - Fee Related CN201652315U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009202895858U CN201652315U (en) 2009-12-22 2009-12-22 Boiler sewage-discharge residual heat utilizing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009202895858U CN201652315U (en) 2009-12-22 2009-12-22 Boiler sewage-discharge residual heat utilizing device

Publications (1)

Publication Number Publication Date
CN201652315U true CN201652315U (en) 2010-11-24

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2009202895858U Expired - Fee Related CN201652315U (en) 2009-12-22 2009-12-22 Boiler sewage-discharge residual heat utilizing device

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CN (1) CN201652315U (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102322628A (en) * 2011-10-17 2012-01-18 山东电力工程咨询院有限公司 Periodic-blowdown drainage heat recovery system of boiler
CN102519032A (en) * 2011-12-30 2012-06-27 中冶长天国际工程有限责任公司 Sewage drainage energy-saving flash tank
CN102650424A (en) * 2011-06-02 2012-08-29 章礼道 Direct-current furnace starting system matched with middle-pressure flash tank and used for comprehensively recycling working medium and heat
CN103575104A (en) * 2012-08-10 2014-02-12 安阳市岷山有色金属有限责任公司 Pipeline improvement device of reducing furnace
CN105114935A (en) * 2015-09-21 2015-12-02 山东理工大学 Cloud measurement and control boiler waste heat system for intelligently controlling output temperature

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102650424A (en) * 2011-06-02 2012-08-29 章礼道 Direct-current furnace starting system matched with middle-pressure flash tank and used for comprehensively recycling working medium and heat
CN102650424B (en) * 2011-06-02 2015-07-01 章礼道 Direct-current furnace starting system matched with middle-pressure flash tank and used for comprehensively recycling working medium and heat
CN102322628A (en) * 2011-10-17 2012-01-18 山东电力工程咨询院有限公司 Periodic-blowdown drainage heat recovery system of boiler
CN102519032A (en) * 2011-12-30 2012-06-27 中冶长天国际工程有限责任公司 Sewage drainage energy-saving flash tank
CN102519032B (en) * 2011-12-30 2014-09-24 中冶长天国际工程有限责任公司 Sewage drainage energy-saving flash tank
CN103575104A (en) * 2012-08-10 2014-02-12 安阳市岷山有色金属有限责任公司 Pipeline improvement device of reducing furnace
CN105114935A (en) * 2015-09-21 2015-12-02 山东理工大学 Cloud measurement and control boiler waste heat system for intelligently controlling output temperature
CN105114935B (en) * 2015-09-21 2017-05-31 山东理工大学 The cloud observing and controlling boiler afterheat system of Based Intelligent Control output temperature

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C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20101124

Termination date: 20131222