CN110567020A - Smoke energy recycling equipment for range hood - Google Patents
Smoke energy recycling equipment for range hood Download PDFInfo
- Publication number
- CN110567020A CN110567020A CN201910902937.0A CN201910902937A CN110567020A CN 110567020 A CN110567020 A CN 110567020A CN 201910902937 A CN201910902937 A CN 201910902937A CN 110567020 A CN110567020 A CN 110567020A
- Authority
- CN
- China
- Prior art keywords
- heat exchange
- exchange tube
- heat
- water tank
- pipe
- 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.)
- Withdrawn
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/06—Arrangements of devices for treating smoke or fumes of coolers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/20—Removing cooking fumes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D15/00—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies
- F28D15/02—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
- F28G3/00—Rotary appliances
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention relates to the technical field of range hoods and discloses range hood flue gas energy recycling equipment which comprises a flue pipe, wherein a sewage draining outlet is formed in the inner bottom of the flue pipe, a heat collecting water tank is arranged above the flue pipe, a heat exchange pipe is arranged in the flue pipe and above the sewage draining outlet, the top end of the heat exchange pipe penetrates through the flue pipe and extends into the heat collecting water tank, and a heat exchange medium gasified by heating is filled in the heat exchange pipe. The heat exchange medium is arranged in the heat exchange pipe, the oil smoke in the smoke pipe exchanges heat and is gasified, then the liquefied oil smoke is liquefied above the heat exchange pipe to release heat, water in the water collection tank is heated, the liquefied heat exchange medium falls into the inner bottom of the heat exchange pipe, and therefore the waste heat recovery of the smoke is completed.
Description
Technical Field
The invention relates to the technical field of range hoods, in particular to a range hood flue gas energy recycling device.
Background
The range hood is used for exhausting oil smoke generated at a kitchen range and the like out of a room. Most of the existing range hoods in the current market directly exhaust oil smoke outdoors, and because the initial temperature of the oil smoke is over 200 ℃, the oil smoke exhausted outdoors still has over 80 ℃, and the part of heat is dissipated to the surrounding environment to cause pollution and increase the temperature of the surrounding environment.
There are also proposals to recycle the waste heat in the oil smoke, such as recycling heat by heat pump cycle, recycling waste heat power generation by thermoelectric power generation sheet, etc. However, the circulating water or the heat pump needs to use additional motor equipment, electric energy needs to be consumed, the recovered heat may sometimes be inferior to the electric energy consumed by the motor, the practical practicability is not great, in addition, a power generation device and the like are additionally arranged on a tail gas pipeline of the range hood, the exhaust of the pipeline tail gas is not smooth, the exhaust resistance is great, and the normal smoke exhaust work of the range hood is not facilitated, so that the range hood smoke energy recovery equipment is provided, and the problem is solved.
disclosure of Invention
Aiming at the defects of the existing range hood in the use process in the background art, the invention provides the range hood flue gas energy recycling equipment which has the advantages of full waste heat recovery, no need of additional power equipment and convenience in cleaning residual oil stains, and solves the problems in the background art.
The invention provides the following technical scheme: the utility model provides a lampblack absorber flue gas energy recycle equipment, includes the tobacco pipe, the drain has been seted up to the inner bottom of tobacco pipe, the top of tobacco pipe is equipped with the thermal-arrest water tank, the inside of tobacco pipe just is located the top of drain and is equipped with the heat exchange tube, the top of heat exchange tube runs through the tobacco pipe and stretches into the inside of thermal-arrest water tank, the heat exchange tube intussuseption is equipped with the heat transfer medium who is heated gasification, the left and right sides of thermal-arrest water tank is equipped with water intaking valve and outlet valve respectively, clean water is filled with in the thermal-arrest.
Preferably, the boiling point of the heat exchange medium in the heat exchange tube is 40-80 ℃.
Preferably, the heat exchange medium in the heat exchange tube occupies 1/4-1/3 of the cavity of the heat exchange tube in a liquid state.
Preferably, the inner top of the smoke pipeline is fixedly connected with a cleaning sleeve, the outside of the heat exchange tube is in threaded connection with the cleaning sleeve, and the outside of the heat exchange tube, which is positioned in the smoke pipeline, is provided with external threads.
Preferably, the inner wall and the outer wall of the heat exchange tube are synchronously provided with threads.
Preferably, the heat exchange tube is located the external fixation of thermal-arrest water tank and has cup jointed sealed welt, when the heat exchange tube was screwed up downwards, sealed welt can imbed in the recess that the inner bottom of thermal-arrest water tank was seted up, the bottom of sealed welt is equipped with seal ring.
Preferably, the inner top of the heat exchange tube is provided with a liquid collecting cone, the inner bottom of the heat exchange tube is provided with a suspended flow guide tube, the flow guide tube is a hollow tube, and the flow guide tube and the central axis of the liquid collecting cone are collinear.
The invention has the following beneficial effects:
1. The heat exchange medium is arranged in the heat exchange pipe, the oil smoke in the smoke pipe exchanges heat and is gasified, then the liquefied oil smoke is liquefied above the heat exchange pipe to release heat, water in the water collection tank is heated, the liquefied heat exchange medium falls into the inner bottom of the heat exchange pipe, and therefore the waste heat recovery of the smoke is completed.
2. According to the invention, the heat exchange tube is connected to the cleaning sleeve in a threaded screwing mode, so that when oil stain remained on the external thread needs to be cleaned, the oil stain remained on the external thread can be scraped off by the internal thread in the cleaning sleeve only by rotating the heat exchange tube, and falls out from the sewage discharge port, the cleaning is more convenient, the contact area of a heat exchange medium in the heat exchange tube and the flue gas in the flue tube can be increased on the threaded surface, and the heat exchange efficiency is improved.
3. According to the invention, the sealing lining plate is arranged at the upper part of the heat exchange tube, when the heat exchange tube is screwed down, the sealing lining plate is extruded in the inner bottom groove of the heat collection water tank, and the pressing effect is reliably realized by matching with the water pressure in the heat collection water tank, so that a better sealing effect is achieved, and the oil smoke in the smoke pipeline is prevented from entering the heat collection water tank to pollute the available water source.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a partially enlarged schematic view of the heat exchange tube structure of the present invention;
FIG. 3 is a schematic view of the structure of the heat exchange tube with a liquid collecting cone and a flow guide tube.
in the figure: 1. a smoke pipe; 2. a sewage draining outlet; 3. a heat collecting water tank; 4. a heat exchange pipe; 4a, external threads; 4b, a liquid collecting cone; 4c, a flow guide pipe; 5. a water inlet valve; 6. a water outlet valve; 7. cleaning the sleeve; 8. and sealing the lining plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, a smoke energy recycling device for a range hood, comprising a smoke pipe 1, a sewage draining outlet 2 disposed at the inner bottom of the smoke pipe 1, the sewage draining outlet 2 being used for draining the residual oil stain in the smoke pipe 1, wherein in order to facilitate the oil stain draining outlet 2, the inner bottom of the smoke pipe 1 is provided with a smooth inclined surface inclined toward the inlet of the sewage draining outlet 2, the top end of the smoke pipe 1 is provided with a heat collecting water tank 3, a heat exchange tube 4 is disposed inside the smoke pipe 1 and above the sewage draining outlet 2, the top end of the heat exchange tube 4 penetrates through the smoke pipe 1 and extends into the heat collecting water tank 3, the lengths of the heat exchange tube 4 are respectively equal inside the smoke pipe 1 and the heat collecting water tank 3, the heat exchange tube 4 is filled with a heat exchange medium in a sealing manner, the boiling point of the heat exchange medium is between 40 ℃ and 80 ℃, the left side and the right side of the heat exchange tube, the water inlet valve 5 is arranged above one side of the heat collecting water tank 3 and is a water inlet, the water outlet valve 6 is arranged below the other side of the heat collecting water tank 3 and is a water outlet, and clean water for kitchens is filled in the heat collecting water tank 3.
From this, the flue gas flows to the in-process of the other end from the one end of tobacco pipe 1, heat exchange tube 4 who is located tobacco pipe 1, the flue gas heat exchanges heat with the heat transfer medium in heat exchange tube 4 promptly, the heat transfer medium in heat exchange tube 4 is heated gasification and rises to heat exchange tube 4 part in hot water collecting tank 3, gaseous form heat transfer medium when the upper portion of heat exchange tube 4, with the cold source water heat transfer in hot water collecting tank 3, the liquefaction is exothermic, the heat transfer medium after the liquefaction falls into the inner bottom of heat exchange tube 4, so circulate, accomplish the heat transfer of flue gas and water, and the flue gas in tobacco pipe 1 drips after the heat exchange tube 4 department condensation, discharge and collect by drain 2.
In order to facilitate the oil stain cleaning of the outside of the heat exchange tube 4 in the smoke pipeline 1, the cleaning sleeve 7 is fixedly connected with the inner top of the smoke pipeline 1, the outside of the heat exchange tube 4 is in threaded connection with the cleaning sleeve 7, the outside of the heat exchange tube 4 in the smoke pipeline 1 is provided with threads, during the cleaning, the heat exchange tube 4 is only required to be screwed out of the cleaning sleeve 7 upwards, the residual oil stain on the surface of the heat exchange tube 4 can be scraped out by the threads in the cleaning sleeve 7, the oil stain falls out from the sewage discharge outlet 2, in addition, the threads on the surface of the heat exchange tube 4 are arranged, the contact area between the heat exchange tube 4 and the smoke pipeline 1 can be additionally increased, and the.
Wherein, establish the inner wall and the outer wall of heat exchange tube 4 into the screw thread form in step, the wallboard thickness of heat exchange tube 4 is the uniform thickness setting promptly, from this, can improve the area of contact of heat transfer medium and outside flue gas in the heat exchange tube 4, improve heat exchange efficiency.
Wherein, the bottom that heat exchange tube 4 is located hot water tank 3 is fixed to be cup jointed sealed welt 8, when heat exchange tube 4 was screwed up downwards, sealed welt 8 can be inlayed in hot water tank 3's inner bottom recess, the bottom of sealed welt 8 is equipped with seal ring, sealed welt 8 can be sealed heat exchange tube 4 and the inner wall of tobacco pipe 1 and hot water tank 3 under the water tank pressure effect in the screw-thread tightening and hot water tank 3, prevent that the flue gas from getting into hot water tank 3 through the clearance in the tobacco pipe 1 and polluting the water source in it.
Wherein, the heat exchange medium in the heat exchange tube 4 occupies 1/4-1/3 of the cavity of the heat exchange tube 4 in a liquid state. In order to ensure the heat exchange efficiency of the heat exchange medium in the heat exchange tube 4, the heat exchange medium in the heat exchange tube 4 should not be set too much, so as to ensure that the air pressure in the heat exchange tube 4 is increased under the condition that the heat exchange medium in the heat exchange tube 4 is completely gasified, thereby ensuring the stability of the boiling point of the heat exchange medium.
In order to further improve the circulation flow performance of the heat exchange medium in the heat exchange tube 4, as shown in fig. 3, a liquid collecting cone 4b is arranged at the inner top of the heat exchange tube 4, a flow guide tube 4c is fixedly mounted at the inner bottom of the heat exchange tube 4, the flow guide tube 4c is a hollow tube, and the central axis of the flow guide tube 4c is collinear with the central axis of the liquid collecting cone 4b, so that part of the heat exchange medium which is gasified by ascending can fall into the flow guide tube 4c through the liquid collecting cone 4b and finally fall into the inner bottom of the heat exchange.
wherein, the heat exchange medium in the heat exchange tube 4 can be specifically methanol, ethanol, dichloromethane, dichloroethane and the like according to the boiling point requirement, and all need to be hermetically filled according to the standard of corresponding substances.
Wherein, the sewage draining exit 2 is in a sealing state when the equipment works normally.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a lampblack absorber flue gas energy recuperation utilizes equipment, includes tobacco pipe (1), its characterized in that: drain (2) have been seted up to the inner bottom of tobacco pipe way (1), the top of tobacco pipe way (1) is equipped with thermal-arrest water tank (3), the inside of tobacco pipe way (1) and the top that is located drain (2) are equipped with heat exchange tube (4), the top of heat exchange tube (4) is run through tobacco pipe way (1) and is stretched into the inside of thermal-arrest water tank (3), heat exchange tube (4) intussuseption is equipped with the heat transfer medium of gasification of being heated, the left and right sides of thermal-arrest water tank (3) is equipped with water intaking valve (5) and outlet valve (6) respectively, clean water is equipped with in thermal-arrest water tank (3).
2. The range hood flue gas energy recycling device of claim 1, characterized in that: the boiling point of the heat exchange medium in the heat exchange tube (4) is 40-80 ℃.
3. The range hood flue gas energy recycling device of claim 2, characterized in that: the heat exchange medium in the heat exchange tube (4) occupies 1/4-1/3 of the cavity of the heat exchange tube (4) in a liquid state.
4. The range hood flue gas energy recycling device of claim 1, characterized in that: the inner top of the smoke pipeline (1) is fixedly connected with a cleaning sleeve (7), the outer portion of the heat exchange tube (4) is in threaded connection with the cleaning sleeve (7), and the outer portion, located in the smoke pipeline (1), of the heat exchange tube (4) is provided with external threads (4 a).
5. The range hood flue gas energy recycling device of claim 4, wherein: the inner wall and the outer wall of the heat exchange tube (4) are synchronously threaded.
6. The range hood flue gas energy recycling device of claim 1, characterized in that: the external fixation that heat exchange tube (4) are located hot water tank (3) has cup jointed sealed welt (8), when heat exchange tube (4) was screwed up downwards, sealed welt (8) can be inlayed in the recess that the inner bottom of collection hot water tank (3) was seted up, the bottom of sealed welt (8) is equipped with seal ring.
7. The range hood flue gas energy recycling device of claim 5, wherein: the inner top of the heat exchange tube (4) is provided with a liquid collecting cone (4b), the inner bottom of the heat exchange tube (4) is provided with a suspended flow guide tube (4c), the flow guide tube (4c) is a hollow tube, and the flow guide tube (4c) and the central axis of the liquid collecting cone (4b) are collinear.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910902937.0A CN110567020A (en) | 2019-09-24 | 2019-09-24 | Smoke energy recycling equipment for range hood |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910902937.0A CN110567020A (en) | 2019-09-24 | 2019-09-24 | Smoke energy recycling equipment for range hood |
Publications (1)
Publication Number | Publication Date |
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CN110567020A true CN110567020A (en) | 2019-12-13 |
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ID=68781955
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201910902937.0A Withdrawn CN110567020A (en) | 2019-09-24 | 2019-09-24 | Smoke energy recycling equipment for range hood |
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CN (1) | CN110567020A (en) |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1182869A (en) * | 1996-11-18 | 1998-05-27 | 江苏新苑集团公司热管研究所 | Potassium-sodium alloy high-temp thermal pipe |
CN2692615Y (en) * | 2003-12-31 | 2005-04-13 | 李风 | Waste heat utilizing device |
KR20100116041A (en) * | 2009-04-21 | 2010-10-29 | 용성공업 주식회사 | Stovepipe free boiler |
CN202274784U (en) * | 2011-10-29 | 2012-06-13 | 赵昱 | Industrial waste water waste heat recovery device |
CN105953638A (en) * | 2016-06-07 | 2016-09-21 | 天津市冰科制冷设备有限公司 | Frostless air cooler heat exchanger for refrigeration house |
CN106196211A (en) * | 2016-08-03 | 2016-12-07 | 西安交通大学 | A kind of kitchen flue gas waste heat recycling system |
CN206582876U (en) * | 2017-03-03 | 2017-10-24 | 聂印 | A kind of boiler smoke-gas residual-heat recovering device |
CN206683022U (en) * | 2017-05-08 | 2017-11-28 | 合肥工业大学 | A kind of fume purifying and waste heat recovery water system |
-
2019
- 2019-09-24 CN CN201910902937.0A patent/CN110567020A/en not_active Withdrawn
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1182869A (en) * | 1996-11-18 | 1998-05-27 | 江苏新苑集团公司热管研究所 | Potassium-sodium alloy high-temp thermal pipe |
CN2692615Y (en) * | 2003-12-31 | 2005-04-13 | 李风 | Waste heat utilizing device |
KR20100116041A (en) * | 2009-04-21 | 2010-10-29 | 용성공업 주식회사 | Stovepipe free boiler |
CN202274784U (en) * | 2011-10-29 | 2012-06-13 | 赵昱 | Industrial waste water waste heat recovery device |
CN105953638A (en) * | 2016-06-07 | 2016-09-21 | 天津市冰科制冷设备有限公司 | Frostless air cooler heat exchanger for refrigeration house |
CN106196211A (en) * | 2016-08-03 | 2016-12-07 | 西安交通大学 | A kind of kitchen flue gas waste heat recycling system |
CN206582876U (en) * | 2017-03-03 | 2017-10-24 | 聂印 | A kind of boiler smoke-gas residual-heat recovering device |
CN206683022U (en) * | 2017-05-08 | 2017-11-28 | 合肥工业大学 | A kind of fume purifying and waste heat recovery water system |
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WW01 | Invention patent application withdrawn after publication |
Application publication date: 20191213 |
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WW01 | Invention patent application withdrawn after publication |