CN107270742B - Shower waste water waste heat exchanger - Google Patents
Shower waste water waste heat exchanger Download PDFInfo
- Publication number
- CN107270742B CN107270742B CN201710478017.1A CN201710478017A CN107270742B CN 107270742 B CN107270742 B CN 107270742B CN 201710478017 A CN201710478017 A CN 201710478017A CN 107270742 B CN107270742 B CN 107270742B
- Authority
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- China
- Prior art keywords
- heat exchange
- sewage
- water inlet
- water
- blowdown
- 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.)
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- 239000002918 waste heat Substances 0.000 title claims abstract description 23
- 239000002351 wastewater Substances 0.000 title claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 112
- 239000010865 sewage Substances 0.000 claims abstract description 74
- 238000000034 method Methods 0.000 abstract description 8
- 238000010276 construction Methods 0.000 abstract description 4
- 238000011084 recovery Methods 0.000 description 8
- 239000008399 tap water Substances 0.000 description 6
- 235000020679 tap water Nutrition 0.000 description 6
- 238000007599 discharging Methods 0.000 description 5
- 239000007789 gas Substances 0.000 description 4
- 239000003507 refrigerant Substances 0.000 description 3
- 238000003287 bathing Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 238000012946 outsourcing Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
Classifications
-
- 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
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/02—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being helically coiled
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F1/00—Tubular elements; Assemblies of tubular elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F19/00—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers
- F28F19/01—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers by using means for separating solid materials from heat-exchange fluids, e.g. filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/001—Casings in the form of plate-like arrangements; Frames enclosing a heat exchange core
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/007—Auxiliary supports for elements
- F28F9/013—Auxiliary supports for elements for tubes or tube-assemblies
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/22—Arrangements for directing heat-exchange media into successive compartments, e.g. arrangements of guide plates
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The utility model provides a simple structure, construction convenience, no power supply in the operation process, can reduce running cost, no trouble, heat transfer area is big, the heat transfer is abundant, the shower waste water waste heat exchanger that heat exchange efficiency is high, including rectangle box and apron, be equipped with the sewage water inlet on one side of the lid, the box front end board is close to the sewage water inlet, keep away from the sewage water inlet side in the box and vertically set up the blowdown baffle, divide into heat transfer room and blowdown room from front to back with the box through the blowdown baffle, be equipped with the communicating drain of heat transfer room and blowdown room at the sewage baffle top, be equipped with the sewage drain pipe at blowdown room bottom surface, set up multiunit coaxial spiral heat transfer coil in the heat transfer room, the water inlet and the delivery port of every group spiral heat transfer coil draws forth to being close to preceding end plate department through the connecting tube section respectively, set up cold water inlet pipe and hot water outlet pipe on the preceding end plate, the connecting tube and cold water inlet pipe intercommunication corresponding each delivery port, connecting tube and hot water outlet pipe intercommunication.
Description
Technical Field
The invention relates to a heat exchanger for a bathroom, in particular to a shower waste water waste heat exchanger.
Background
The existing public bathrooms mainly take shower, and are widely favored because of small occupied area, low cost, sanitation and the like. In the shower process, the temperature of bath water is generally more comfortable at about 40 ℃, the temperature of waste water collected in a drainage ditch after shower is still about 35 ℃, and the waste water containing about 35 ℃ is discharged from the drainage ditch, so that the heat energy in the waste water is not fully recovered.
CN 202281377U discloses a heat energy recycling hot water supply system special for a bath, which comprises a hot water tank, a sewage source heat pump unit, a sewage tank, a sewage heat exchanger and a hot water variable frequency pump, wherein after the sewage heat is absorbed by a continuously circulating secondary refrigerant arranged in the sewage heat exchanger of the sewage tank, the heat enters an evaporator of the sewage source heat pump unit to exchange heat with a refrigerant of the heat pump unit, and the heat in the refrigerant is continuously compressed to a condenser through a refrigerating compressor to comprise the heat energy consumed in the operation of the heat pump unit; tap water enters a preheater arranged in a sewage pool through a pipeline to exchange heat, then enters a condenser of the sewage source heat pump unit to exchange heat into hot water, a water inlet pipe of a hot water tank is connected with a water outlet pipe of the condenser of the sewage source heat pump unit, bathing water prepared by the sewage source heat pump unit is stored in the hot water tank, a water outlet pipe of the hot water tank is connected with a hot water variable frequency pump to be mixed with tap water, and the mixed water enters a bathroom through a mixing pipe to be used for shower. The heat exchange device has the advantages of complex structure, inconvenient construction, high running cost and easy failure, and a power source is needed in the running process.
CN 202018220U discloses a waste water waste heat recovery device and a water heater thereof, wherein the waste water waste heat recovery device mainly comprises a main body platform arranged below a water heater nozzle and a waste heat recovery waterway embedded in the main body platform, when in use, one end of the waste heat recovery waterway is externally connected with a cold water inlet pipeline, the other end is externally connected with a cold water inlet pipe of the water heater nozzle or a cold water inlet pipe of a water storage tank of the water heater, during bath, the device exchanges heat between bath waste water flowing from the shower nozzle and cold water buried in the waste heat recovery waterway of the device, heats the cold water, and the heated cold water is directly connected to the cold water inlet pipe of the water heater nozzle or the cold water inlet pipe of the water storage tank of the water heater, and is used as cold water inlet and hot water flowing out of the water heater to mix water through a water mixing valve for shower. Because waste heat recovery water route tiling is in main part platform, from the shower nozzle down flow through this waste water waste heat recovery device of human bathing waste water from top to bottom direct flow through, shower waste water and waste heat recovery water route heat transfer area is little, and the heat transfer is insufficient, and heat transfer efficiency is low.
Disclosure of Invention
The invention aims to solve the technical problems, and provides the shower waste water waste heat exchanger which has the advantages of simple structure, convenient construction, no power source in the operation process, reduced operation cost, no fault, large heat exchange area, full heat exchange and high heat exchange efficiency,
The technical scheme of the invention is as follows:
The utility model provides a shower waste water waste heat exchanger, includes the open rectangle box in top, its special character lies in: the top seat is equipped with the apron in the box, is equipped with the sewage water inlet in apron one side, the box front end board is close to the sewage water inlet, keep away from the vertical blowdown baffle that sets up in box one side, divide into heat transfer room and blowdown room from front to back with the box through blowdown baffle, be equipped with heat transfer room and the communicating drain of blowdown room at blowdown baffle top, be equipped with the sewage drain pipe in blowdown room bottom surface, the coaxial spiral heat exchange coil of multiunit is located the heat transfer indoor, the water inlet and the delivery port of every spiral heat exchange coil of group are located the front and back both ends of this group respectively and draw forth to being close to front end board department through the connecting pipe section that is located spiral heat exchange coil pipe circle respectively, set up cold water inlet tube and hot water outlet pipe on the front end board, the connecting pipe section that corresponds each water inlet communicates with cold water inlet tube, the connecting pipe section that corresponds each delivery port communicates with hot water outlet pipe.
Further preferably, the highest point of the spiral heat exchange coil is lower than the lowest point of the drain outlet.
Further preferably, the coil of each group of spiral heat exchange coil is divided into three to four sections according to different diameters, and the large-diameter sections and the small-diameter sections of the plurality of groups of spiral heat exchange coils are alternately arranged, so that the heat exchange path of tap water in the spiral heat exchange coils is prolonged, heat exchange is more complete, and heat exchange efficiency is improved.
Further preferably, the guide plate is vertically arranged at the position, corresponding to the small-diameter section of the spiral heat exchange coil, of the lower surface of the cover plate, the lowest point of the guide plate is lower than the highest point of the large-diameter coil of the spiral heat exchange coil, sewage fluctuates up and down in the process of flowing from the sewage water inlet to the sewage water outlet, and the guide plate is fully contacted with the spiral heat exchange coil, so that the heat exchange efficiency is high.
Further preferably, the bottom surface in the heat exchange chamber is axially provided with a supporting raised line, the spiral heat exchange tray seat is arranged on the supporting raised line, so that the flow communication of the bottom material flow in the heat exchange chamber is improved, and the phenomenon of dirt deposition on the bottom surface in the heat exchange chamber is prevented.
Further preferably, a clamping edge is arranged at the top of the inner side wall of the box body, and the cover plate is arranged on the clamping edge.
Further preferably, a hair filter is arranged at the sewage inlet of the cover plate to prevent human hair from entering the box body to cause drainage blockage.
Further preferably, a plugboard groove is vertically arranged on the inner side wall of the box body corresponding to the position of the pollution discharge baffle, the pollution discharge baffle is vertically inserted in the plugboard groove, and the plugboard is convenient to assemble and disassemble and convenient to clean and maintain.
The beneficial effects of the invention are as follows:
1. Because the sewage inlet is arranged at the water inlet end on the cover plate which is arranged at the top in the box body, the box body is vertically provided with a sewage baffle plate which divides the box body into a heat exchange chamber and a sewage chamber, and the bottom surface of the sewage chamber is provided with a sewage drain pipe. During installation, the box body is directly placed in the drainage ditch, the structure is simple, the construction is convenient, shower waste water flows into the heat exchange chamber through the sewage water inlet on the cover plate and automatically flows out of the sewage drainage pipe at the bottom of the sewage drainage chamber, power driving is not needed, the operation cost is low, and no faults exist.
2. Because the top of the sewage discharging baffle vertically arranged in the box body is provided with a sewage discharging outlet, the spiral heat exchanging coils arranged on the indoor bottom surface of the sewage discharging chamber are arranged in a plurality of groups and are coaxially arranged, and after the heat exchanging chamber is filled with waste water in the heat exchanging process, the sewage discharging outlet at the top of the sewage discharging baffle overflows, so that the spiral heat exchanging coils are completely immersed in the waste water, and the phenomenon of heat energy loss caused by the fact that the spiral heat exchanging coils are exposed in the air is prevented from happening due to the fact that the water level in the heat exchanging chamber is too low; and waste water flows to the water outlet end orderly from the water inlet end of the heat exchange chamber, so that the heat exchange path of the shower waste water is prolonged, the heat exchange area is increased, the heat exchange is more sufficient, and the heat exchange efficiency is greatly improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
In the figure: 1-box, 2-first strip of placing, 3-apron, 4-sewage water inlet, 5-hair filter, 6-picture peg groove, 7-blowdown baffle, 8-drain, 9-heat transfer room, 10-blowdown room, 11-water purification inlet tube, 12-water purification drain pipe, 13-second strip of placing, 14-spiral heat transfer coil, 15-guide plate, 16-sewage drain pipe.
Detailed Description
As shown in the figure, the shower waste water waste heat exchanger comprises a rectangular box body 1 with an open top end, wherein the top of the inner side wall of the box body is provided with a clamping edge 2, a cover plate 3 is arranged on the clamping edge 2, a sewage water inlet 4 is arranged on one side of the cover plate, a hair filter is arranged on the sewage water inlet 4, a front end plate of the box body is close to the sewage water inlet 4, a sewage baffle 7 is vertically arranged on one side, far away from the sewage water inlet 4, of the box body, a plugboard groove 6 is vertically arranged on the inner side wall of the box body 1, the sewage baffle 7 is vertically inserted in the plugboard groove 6, the box body is divided into a heat exchange chamber 9 and a sewage chamber 10 from front to back through the sewage baffle 7, a sewage outlet 8 communicated with the heat exchange chamber and the sewage chamber is arranged at the top of the sewage baffle 7, and a sewage drain pipe 16 is arranged on the bottom surface of the sewage chamber 10. The inner bottom surface of the heat exchange chamber 10 is axially provided with a supporting raised line 13, the spiral heat exchange tray seat is arranged on the supporting raised line, a plurality of groups of coaxial spiral heat exchange coils 14 are arranged on the supporting raised line 13 of the inner bottom surface of the heat exchange chamber 10, and the highest point of the spiral heat exchange coils 14 is lower than the lowest point of the sewage draining outlet 8. The coil of each group of spiral heat exchange coil is divided into three to four sections according to different diameters, the large-diameter sections and the small-diameter sections of the groups of spiral heat exchange coils are alternately arranged, a guide plate 15 is vertically arranged at the position, corresponding to the small-diameter section, of the spiral heat exchange coil 14 on the lower surface of the cover plate 3, the lowest point of the guide plate 15 is lower than the highest point of the large-diameter section of the spiral heat exchange coil 14, sewage fluctuates up and down in the process of flowing from the sewage water inlet to the sewage water outlet, the sewage fully contacts with the spiral heat exchange coil, and the heat exchange efficiency is high.
The water inlet and the water outlet of each group of spiral heat exchange coils are respectively positioned at the front end and the rear end of the group of spiral heat exchange coils and respectively led out to the position close to the front end plate of the box body through connecting pipe sections 17 positioned in the pipe rings of the spiral heat exchange coils, a cold water inlet pipe 11 and a hot water outlet pipe 12 are arranged on the front end plate of the box body, the connecting pipe sections 17 corresponding to the water inlets are communicated with the cold water inlet pipe 11, and the connecting pipe sections 17 corresponding to the water outlets are communicated with the hot water outlet pipe 12.
In the installation operation, the box body 1 is firstly placed in a sewage trench on the bathroom floor, the sewage drain pipe 16 is inserted into a sewage drain pipe at the bottom of the sewage trench, then the cold water inlet pipe 11 is connected with a tap water pipe, and the warm water drain pipe 12 is led to a warm water tank arranged in a public bathroom. The warm water outlet of the warm water tank is connected with a cold water pipeline of the shower in the public bath room; for the public bathroom equipped with the gas central water heater, the warm water outlet of the warm water tank is also connected with the cold water inlet of the gas central water heater.
When in use, firstly, a valve on a tap water pipe connected with a cold water inlet pipe 11 is opened, tap water is introduced into a spiral heat exchange coil 14, shower wastewater flows into a heat exchange chamber 9 through a sewage inlet 4 on a cover plate 3, overflows into a sewage chamber 10 through a sewage outlet 8 on a sewage baffle 7, and is discharged from a sewage drain pipe 16 at the bottom of the sewage chamber 10. In the process that sewage flows through the heat exchange chamber, sewage waste heat exchanges heat with cold water in the spiral heat exchange coil, warm water (20-32 ℃) heated in the spiral heat exchange coil finally flows into a warm water tank of a public bathroom through a warm water drain pipe 12 to be stored, then enters a cold water pipeline of a shower or is connected with a cold water pipeline of a configured gas central water heater, so that the purchase quantity of hot water can be greatly reduced for the public bathroom for outsourcing hot water, and the natural gas consumption of about 2 cubic meters per ton of hot water can be saved for the public bathroom for configuring the gas central water heater, thereby reducing the water consumption cost of the public bathroom.
Claims (7)
1. The utility model provides a shower waste water waste heat exchanger, includes the open rectangle box in top, the apron is placed at top in the box, is equipped with sewage water inlet in apron one side, the box front end board is close to sewage water inlet, keeps away from sewage water inlet one side in the box and vertically sets up the blowdown baffle, divide into heat exchange chamber and blowdown room through the blowdown baffle with the box from front to back, be equipped with at blowdown baffle top with heat exchange chamber and the communicating drain of blowdown room, be equipped with sewage drain pipe at blowdown room bottom surface, its characterized in that: and a plurality of groups of coaxial spiral heat exchange coils are arranged in the heat exchange chamber, the highest point of each spiral heat exchange coil is lower than the lowest point of the sewage draining outlet, the water inlets and the water outlets of each group of spiral heat exchange coils are respectively positioned at the front end and the rear end of each group of spiral heat exchange coils and are respectively led out to the position close to the front end plate through connecting pipe sections positioned in the coils of the spiral heat exchange coils, a cold water inlet pipe and a hot water outlet pipe are arranged on the front end plate, the connecting pipe sections corresponding to the water inlets are communicated with the cold water inlet pipe, and the connecting pipe sections corresponding to the water outlets are communicated with the hot water outlet pipe.
2. The shower waste heat exchanger of claim 1, wherein: the coil of each group of spiral heat exchange coils is divided into three to four sections according to different diameters, and the large-diameter sections and the small-diameter sections of the groups of spiral heat exchange coils are alternately arranged.
3. The shower waste heat exchanger of claim 1, wherein: and a guide plate is vertically arranged on the lower surface of the cover plate at a position corresponding to the small-diameter section of the spiral heat exchange coil, and the lowest point of the guide plate is lower than the highest point of the large-diameter section of the spiral heat exchange coil.
4. The shower waste heat exchanger of claim 1, wherein: the inner bottom surface of the heat exchange chamber is axially provided with a supporting convex strip, and the spiral heat exchange tray seat is arranged on the supporting convex strip.
5. The shower waste heat exchanger of claim 1, wherein: the top of the inner side wall of the box body is provided with a clamping edge, and the cover plate is arranged on the clamping edge.
6. The shower waste heat exchanger of claim 1, wherein: and a hair filter is arranged at the sewage inlet of the cover plate.
7. The shower waste heat exchanger of claim 1, wherein: the inner side wall of the box body is vertically provided with a plugboard groove corresponding to the position of the pollution discharge baffle, and the pollution discharge baffle is vertically inserted in the plugboard groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710478017.1A CN107270742B (en) | 2017-06-21 | 2017-06-21 | Shower waste water waste heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710478017.1A CN107270742B (en) | 2017-06-21 | 2017-06-21 | Shower waste water waste heat exchanger |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107270742A CN107270742A (en) | 2017-10-20 |
| CN107270742B true CN107270742B (en) | 2024-05-10 |
Family
ID=60068067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710478017.1A Active CN107270742B (en) | 2017-06-21 | 2017-06-21 | Shower waste water waste heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107270742B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108627032B (en) * | 2018-05-17 | 2024-03-08 | 温志远 | Hot water waste heat recovery device of water heater |
| CN108844376B (en) * | 2018-07-17 | 2020-03-10 | 远大空调有限公司 | Vacuum condenser and vacuum-pumping system comprising same |
| CN110332825B (en) * | 2019-06-15 | 2021-09-17 | 长沙柳腾科技有限公司 | Domestic shower waste water heat recovery unit |
| CN116659264A (en) * | 2023-05-31 | 2023-08-29 | 中国建筑设计研究院有限公司 | Sewage source heat recovery device in building and pipeline calculation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4300247A (en) * | 1980-05-07 | 1981-11-17 | Berg Charles A | Energy conservation in shower bathing |
| DD236163A1 (en) * | 1985-04-10 | 1986-05-28 | Bauakademie Der Ddr Inst F Mil | SHOWER TRAY FOR WASTEWATER WATER USE |
| CN102216716A (en) * | 2008-08-26 | 2011-10-12 | 帕特里克·吉尔伯特 | Heat exchange devices |
| CN202281377U (en) * | 2011-11-09 | 2012-06-20 | 高亚民 | Special thermal energy cyclic utilization and hot-water supply system for bath |
| CN103292616A (en) * | 2012-02-22 | 2013-09-11 | 能原科技股份有限公司 | Heat recovery device |
| CN203375859U (en) * | 2013-03-12 | 2014-01-01 | 李周云 | Waste water waste heat recovery tank |
| CN103743267A (en) * | 2013-12-11 | 2014-04-23 | 天津大学 | Recovery heat exchange device for recycling energy of waste heat in waste hot water |
| CN205174784U (en) * | 2015-11-21 | 2016-04-20 | 曾永海 | Energy -conserving water heater of heat recovery |
| CN206818020U (en) * | 2017-06-21 | 2017-12-29 | 齐凤臣 | Shower waste afterheat heat exchanger |
| CN207622579U (en) * | 2017-12-19 | 2018-07-17 | 北京爱尼机电有限公司 | A kind of bathroom spent hot water residual neat recovering system |
| CN210689287U (en) * | 2019-11-04 | 2020-06-05 | 中国建筑第七工程局有限公司 | Waste water waste heat recovery utilizes device for bathroom |
-
2017
- 2017-06-21 CN CN201710478017.1A patent/CN107270742B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4300247A (en) * | 1980-05-07 | 1981-11-17 | Berg Charles A | Energy conservation in shower bathing |
| DD236163A1 (en) * | 1985-04-10 | 1986-05-28 | Bauakademie Der Ddr Inst F Mil | SHOWER TRAY FOR WASTEWATER WATER USE |
| CN102216716A (en) * | 2008-08-26 | 2011-10-12 | 帕特里克·吉尔伯特 | Heat exchange devices |
| CN202281377U (en) * | 2011-11-09 | 2012-06-20 | 高亚民 | Special thermal energy cyclic utilization and hot-water supply system for bath |
| CN103292616A (en) * | 2012-02-22 | 2013-09-11 | 能原科技股份有限公司 | Heat recovery device |
| CN203375859U (en) * | 2013-03-12 | 2014-01-01 | 李周云 | Waste water waste heat recovery tank |
| CN103743267A (en) * | 2013-12-11 | 2014-04-23 | 天津大学 | Recovery heat exchange device for recycling energy of waste heat in waste hot water |
| CN205174784U (en) * | 2015-11-21 | 2016-04-20 | 曾永海 | Energy -conserving water heater of heat recovery |
| CN206818020U (en) * | 2017-06-21 | 2017-12-29 | 齐凤臣 | Shower waste afterheat heat exchanger |
| CN207622579U (en) * | 2017-12-19 | 2018-07-17 | 北京爱尼机电有限公司 | A kind of bathroom spent hot water residual neat recovering system |
| CN210689287U (en) * | 2019-11-04 | 2020-06-05 | 中国建筑第七工程局有限公司 | Waste water waste heat recovery utilizes device for bathroom |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107270742A (en) | 2017-10-20 |
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Effective date of registration: 20240320 Address after: No. 111-52 Mudanli, Linghe District, Jinzhou City, Liaoning Province, 121000 Applicant after: Qi Chuo Country or region after: China Address before: 121000, No. two, section 40, Fei Fei street, Liaoning, Jinzhou Applicant before: Qi Fengchen Country or region before: China |
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