CN101825403B - Heat energy exchange recovery device for bath wastewater - Google Patents

Heat energy exchange recovery device for bath wastewater Download PDF

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Publication number
CN101825403B
CN101825403B CN2010101627479A CN201010162747A CN101825403B CN 101825403 B CN101825403 B CN 101825403B CN 2010101627479 A CN2010101627479 A CN 2010101627479A CN 201010162747 A CN201010162747 A CN 201010162747A CN 101825403 B CN101825403 B CN 101825403B
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China
Prior art keywords
heat transfer
flow path
recovery device
energy exchange
thermofin
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Expired - Fee Related
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CN2010101627479A
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CN101825403A (en
Inventor
张蕾
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SHAANXI CHANGLING ELECTRONIC TECHNOLOGY Co Ltd
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SHAANXI CHANGLING ELECTRONIC TECHNOLOGY Co Ltd
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Publication of CN101825403A publication Critical patent/CN101825403A/en
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Abstract

The invention relates to waste heat recycling technology for bath wastewater of occasions of family, hotels, hair and beauty salon and the like and discloses a heat energy exchange recovery device for the bath wastewater. The heat energy exchange recovery device comprises a plate seal heat transfer cavity body provided with a tap water inlet and a tap water outlet, wherein the inside of the plate seal heat transfer cavity body is longitudinally provided with a plurality of tap water closed S-shaped flow channels formed by clapboards; the upper surface of the plate seal heat transfer cavity body is longitudinally provided with a plurality of heat transfer fins with T-shaped sections and is transversely provided with front and rear baffles; the front and rear baffles and the heat transfer fins form open-type S-shaped flow channels for the bath wastewater; the downstreams of the open-type S-shaped flow channels are provided with discharge ports; and the water flowing direction of the closed S-shaped flow channels is opposite to that of the open-type S-shaped flow channels.

Description

A kind of heat energy exchange recovery device that is used for bath wastewater
Technical field
The present invention relates to the heat recovery technology of the bath wastewater in places such as family, hotel, Hair Salon, particularly a kind of heat energy exchange recovery device that is used for bath wastewater.
Background technology
Bath wastewater is carried out waste heat recovery utilize again, especially utilize bath wastewater that bathing is carried out preheating with running water, can reduce gas, the oil of the power consumption of electric heater or combustion gas, fuel oil, coal-burning heater, the consumption of coal.
At present, similar products like is mounted in the energy-saving base between bathing, it is to adopt a common copper tube as interior pipe, the plastic film capicitor simple and easy double pipe heat exchanger that coiling forms as outer tube, the heat of bath wastewater is recycled, preheating bathing running water is to reach energy-saving effect.But there is following shortcoming in this technology:
(1) in order to improve heat exchange efficiency, have only by lengthening copper tube and bellows (general designation heat exchanger tube) length and solve, the heat exchanger tube length that consumes increases, thereby cause that heat exchanger volume is big, cost is high, and the length of heat exchanger tube is long more, the discharge that provides is more little, and the possibility that the dirt in the sewage is discharged is also more little.
(2) the bushing type interchanger carries out bath wastewater and cold water (running water) exchanges, and needs to increase water pump and realize heat exchange, system complex, cost height with the pressure that improves bath wastewater.
(3) hair in the waste water, dirt enter water pump and heat exchanger easily, cause water pump vane and the easy stall of pump head housing, water pump fault rate height; Simultaneously to have determined to enter the discharge ability of dirt wherein very low for heat exchanger form (heat exchanger tube length is very long, the dirt when bellows is piled up bathing easily as outer tube), and in use for some time, the heat exchange efficiency decay is very fast, causes heat exchange efficiency sharply to reduce.The result is the industrialization difficulty, is unfavorable for promoting the use of.
(4) water pump control need realize by the break-make power supply, inconvenient operation, also dangerous during bathing.
Summary of the invention
At above-mentioned technological deficiency, the object of the present invention is to provide the heat energy exchange recovery device that is used for bath wastewater of a kind of simple in structure, convenient for production, with low cost, stable performance, safety and environmental protection.
In order to achieve the above object, the present invention is achieved by the following technical solutions.
A kind of heat energy exchange recovery device that is used for bath wastewater is characterized in that, comprising: be provided with the board-like sealing heat transfer cavity that running water is imported and exported, be vertically arranged with the closed serpentine flow path that many dividing plates constitute running water in the board-like sealing heat transfer cavity; The upper surface of board-like sealing heat transfer cavity is vertically arranged with the thermofin that many cross sections are the T type, be horizontally arranged with forward and backward plate washer, the open serpentine flow path of forward and backward plate washer and many thermofin formation bath wastewaters, the downstream of open serpentine flow path is provided with floss hole; The water (flow) direction of described closed serpentine flow path and open serpentine flow path is opposite.
Further improvement of the present invention and characteristics are:
The thermofin of described upper surface is provided with cover plate, and cover plate is provided with hair filter, and hair filter is positioned at the upstream of open serpentine flow path.
The lower surface of described board-like sealing heat transfer cavity also is vertically arranged with the thermofin that many cross sections are the T type.
Described board-like sealing heat transfer cavity and cross section be the T type thermofin by have vertical rectangularl runner and at least the cross section of runner upper surface with vertical layout be that aluminium alloy extrusions, copper alloy section bar or the magnadure section bar of the thermofin of T type processes.
The present invention utilizes and is vertically arranged with the closed serpentine flow path that many dividing plates constitute running water in the board-like sealing heat transfer cavity, utilize the upper surface of board-like sealing heat transfer cavity to be vertically arranged with the thermofin and the open serpentine flow path that be horizontally arranged with forward and backward plate washer formation bath wastewater of many cross sections for the T type, and the water (flow) direction of closed serpentine flow path and open serpentine flow path is opposite, carries out the heat exchange of bath wastewater and running water.With respect to prior art, of the present invention simple in structure, can realize the production line large-scale production, the production efficiency height; The cost of processed materials purchased is low, and handling ease is with low cost; And bath wastewater adopts open serpentine flow path, and convenient, the stable performance of waste water runner cleaning does not need water pump, safety and environmental protection.
Simultaneously, board-like sealing heat transfer cavity of the present invention and cross section are that the thermofin of T type has aluminium alloy extrusions, copper alloy section bar or the magnadure section bar that the cross section is the thermofin of T type and processes by having vertical rectangularl runner and runner upper surface, have simplified the production technology of the heat energy exchange recovery device of bath wastewater more with respect to bushing type or plate heat exchanger.
Description of drawings
Fig. 1 is for making 6 kinds of sectional views commonly used that are used for the employed aluminium alloy extrusions of heat energy exchange recovery device, copper alloy section bar or the magnadure section bar of bath wastewater of the present invention;
Fig. 2 is the structural representation of closed serpentine flow path (single channel) of the running water of heat energy exchange recovery device of the present invention, and Fig. 2 (a) mainly looks schematic diagram, and Fig. 2 (b) is the A-A cross-sectional schematic of Fig. 2 (a);
Fig. 3 is the structural representation of the closed serpentine flow path (multithread road) of the running water of heat energy exchange recovery device of the present invention, and Fig. 3 (a) is that the master looks schematic diagram, and Fig. 3 (b) is the B-B cross-sectional schematic of Fig. 3 (a);
Fig. 4 is the structural representation of closed serpentine flow path (single channel) of the bath wastewater of heat energy exchange recovery device of the present invention, and Fig. 4 (a) mainly looks schematic diagram, and Fig. 4 (b) is the C-C cross-sectional schematic of Fig. 4 (a);
Fig. 5 is the structural representation of the closed serpentine flow path (multithread road) of the running water of heat energy exchange recovery device of the present invention, and Fig. 5 (a) is that the master looks schematic diagram, and Fig. 5 (b) is the D-D cross-sectional schematic of Fig. 3 (a);
Fig. 6 is a specific embodiment schematic diagram of the present invention;
Fig. 7 is another specific embodiment schematic diagram of the present invention;
Fig. 8 is the structural representation of hair filter, and Fig. 8 (a) is that the master looks schematic diagram, and Fig. 8 (b) is the cross-sectional schematic of Fig. 8 (a);
Among the figure: 1, rectangularl runner; 2, thermofin; 3, chucking lug; 4, dividing plate; 5, baffle plate; 6, faucet; 7, water inlet tap; 8, base; 9, water heater; 10, cover plate; 11, hair filter.
The specific embodiment
With reference to Fig. 1, section bar shown in Fig. 1 (a) has 6 vertical rectangularl runners and the rectangularl runner 1 upper and lower surface thermofin 2 that to have 12 cross sections of vertical layout respectively be the T type, thermofin 2 height of rectangularl runner 1 upper surface are greater than thermofin 2 height of runner lower surface, and the side of section bar has splicing chucking lug 3.The difference of section bar shown in section bar shown in Fig. 1 (b) and Fig. 1 (a) is not have the thermofin of runner lower surface.The difference of section bar shown in section bar shown in Fig. 1 (c) and Fig. 1 (b) is not splice uses chucking lug.The difference of section bar shown in section bar shown in Fig. 1 (d) and Fig. 1 (c) is not have the thermofin of runner lower surface.The difference of section bar shown in section bar shown in Fig. 1 (e) and Fig. 1 (d) is that two sides are arcwall face.The difference of section bar shown in section bar shown in Fig. 1 (f) and Fig. 1 (c) is that two sides are arcwall face.But, the structure of above-mentioned section bar all have vertical rectangularl runner and at least the cross section of runner upper surface with vertical layout be the thermofin of T type, can be used in the heat energy exchange recovery device of making the new bath wastewater of this practicality.
With reference to Fig. 2 (a), Fig. 2 (b), heat energy exchange recovery device is processed by section bar shown in Fig. 1 (a), be specially and mill the front portion or the rear portion of the dividing plate 4 of 1 of the rectangularl runner of section bar logical, realize the connection of adjacent rectangle runner 1, then before weld respectively the section bar front-end and back-end, backboard 5, form board-like sealing heat transfer cavity, the closed serpentine flow path (single channel) that has running water in the board-like sealing heat transfer cavity, the import and export of the closed serpentine flow path of running water set out water nozzle 6 and water inlet tap 7 respectively, are used for the heat energy exchange recovery device of bath wastewater is connected on the water supply pipe of bathing apparatus.In order to make faucet 6 and water inlet tap 7 be positioned at the homonymy of the heat energy exchange recovery device of bath wastewater, the import of water inlet tap 7 and closed serpentine flow path is communicated with by pipeline.With reference to Fig. 3 (a), Fig. 3 (b), has the closed serpentine flow path (multithread road) of running water in the board-like sealing heat transfer chamber body cavity body.
With reference to Fig. 4 (a), Fig. 4 (b), heat energy exchange recovery device is processed by section bar shown in Fig. 1 (a), being specially cross section with rectangularl runner 1 upper surface of section bar and being the front portion of adjacent thermofin 2 of T type or the perpendicular rib at rear portion mills logical, weld forward and backward baffle plate 5 then respectively in the section bar front-end and back-end, form the open serpentine flow path (single channel) of bath wastewater, the downstream of open serpentine flow path is provided with floss hole, and the water (flow) direction of closed serpentine flow path and open serpentine flow path is opposite.With reference to Fig. 5 (a), Fig. 6 (b), the open serpentine flow path of bath wastewater is the multithread road.
With reference to Fig. 6, heat energy exchange recovery device is provided with grooved base 8, is placed on the ground in bathroom, and the base bottom is provided with the downcomer that is communicated with the bathroom floor drain.The water inlet pipe of water heater 9 connects the faucet 6 of heat energy exchange recovery device, and its water inlet tap 7 connects extraneous running water pipe.During bathing, bath wastewater is trickled down at heat energy exchange recovery device, flows into floor drain along open serpentine flow path then; Running water flows into earlier the open serpentine flow path of heat energy exchange recovery device, after bath wastewater heat exchange in the open serpentine flow path, enters and carries out bathing after water heater heats again.
With reference to Fig. 7, on the basis of heat energy exchange recovery device structure shown in Figure 6, its top (top of the thermofin of upper surface) is provided with cover plate 10, and cover plate 10 is provided with hair filter 11, and hair filter 11 is positioned at the upstream of open serpentine flow path.The structure of hair filter 11 is with reference to Fig. 8 (a), Fig. 8 (b).
Heat energy exchange recovery device of the present invention can be supporting with shower house, in the shower house immediately heating water heater can be installed, and also can heat storage type water heater or gas heater, solar water heater etc. be installed in the shower house outside.Be installed in the base of shower house, water inlet tap is connected with the running water of toilet, and faucet is connected with the cold water tap of mixed water valve.Also can transform the public bathing place, be contained in the below of shower nozzle, water inlet tap is connected with the running water in bathing place, and faucet is connected with the cold water tap of mixed water valve.Also can link to each other with the instantaneous water heater, water inlet tap is connected with the running water of toilet, and faucet is connected with instantaneous water heater's water inlet end.
Heat energy exchange recovery device of the present invention is not charged, pure mechanical system, and no potential safety hazard does not need national 3C forcible authentication, and has outstanding advantage in practice:
(1) running water after the heat exchange and bathing water temperature difference are very little, heat the also corresponding reduction of energy that needs again, decrease by about 50%.
(2) simple in structure, can be mixed with concealed integral type shower house energy conserving system mutually with shower house, at this moment shower house can be joined any type of water heater, all can realize energy-conservation 1/2 effect.
(2) can match with quick-heating type (Instant heating type) water heater, make the family expenses quick electric water heater, instantaneous water heater's use power can reduce half.
(3) can match with gas heater, make the family expenses fast gas heater, save gas heater gas consumption half.
(4) can match by solar water heater, be equivalent to increase 1 times of the volume of solar water heater.
(5) match with storage-type electric water heater, be equivalent to increase 1 times of the volume of solar water heater.

Claims (4)

1. a heat energy exchange recovery device that is used for bath wastewater is characterized in that, comprising: be provided with the board-like sealing heat transfer cavity that running water is imported and exported, be vertically arranged with the closed serpentine flow path that many dividing plates constitute running water in the board-like sealing heat transfer cavity; The upper surface of board-like sealing heat transfer cavity is vertically arranged with the thermofin that many cross sections are the T type, be horizontally arranged with forward and backward plate washer, the open serpentine flow path of forward and backward plate washer and many thermofin formation bath wastewaters, the downstream of open serpentine flow path is provided with floss hole; The water (flow) direction of described closed serpentine flow path and open serpentine flow path is opposite.
2. the heat energy exchange recovery device that is used for bath wastewater according to claim 1 is characterized in that the thermofin of described upper surface is provided with cover plate, and cover plate is provided with hair filter, and hair filter is positioned at the upstream of open serpentine flow path.
3. the heat energy exchange recovery device that is used for bath wastewater according to claim 1 is characterized in that, the lower surface of described board-like sealing heat transfer cavity also is vertically arranged with the thermofin that many cross sections are the T type.
4. the heat energy exchange recovery device that is used for bath wastewater according to claim 1, it is characterized in that, described board-like sealing heat transfer cavity and cross section are the thermofin of T type, by have vertical rectangularl runner and at least the cross section of runner upper surface with vertical layout be that aluminium alloy extrusions, copper alloy section bar or the magnadure section bar of the thermofin of T type processes.
CN2010101627479A 2010-04-06 2010-04-06 Heat energy exchange recovery device for bath wastewater Expired - Fee Related CN101825403B (en)

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Application Number Priority Date Filing Date Title
CN2010101627479A CN101825403B (en) 2010-04-06 2010-04-06 Heat energy exchange recovery device for bath wastewater

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Application Number Priority Date Filing Date Title
CN2010101627479A CN101825403B (en) 2010-04-06 2010-04-06 Heat energy exchange recovery device for bath wastewater

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CN101825403B true CN101825403B (en) 2011-09-07

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012068779A1 (en) * 2010-11-24 2012-05-31 Cai Yinglin Heat exchange device for shower hot-water
CN110081760A (en) * 2019-05-31 2019-08-02 魏徕怡 A kind of shower waste waste heat recovering tray

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3919544A1 (en) * 1989-06-15 1991-01-03 Stiebel Eltron Gmbh & Co Kg Bath tub for shower-bath - has floor supported on ribs which extend above cold water inlet pipe coil
CN2412197Y (en) * 2000-01-06 2000-12-27 苏武民 Energy saving preheating device for bath water
GB2413842B (en) * 2004-05-07 2006-06-21 Matthew Rutherford Heat-exchange units
CN101261091A (en) * 2008-04-23 2008-09-10 李福成 Highly effective bathing waste water energy conservation equipment
CN101511242A (en) * 2006-09-12 2009-08-19 蔡应麟 Heat exchange device for hot water of shower and bath

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201754045U (en) * 2010-04-06 2011-03-02 陕西长岭电子科技有限责任公司 Heat exchange recycling device for bath wastewater

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3919544A1 (en) * 1989-06-15 1991-01-03 Stiebel Eltron Gmbh & Co Kg Bath tub for shower-bath - has floor supported on ribs which extend above cold water inlet pipe coil
CN2412197Y (en) * 2000-01-06 2000-12-27 苏武民 Energy saving preheating device for bath water
GB2413842B (en) * 2004-05-07 2006-06-21 Matthew Rutherford Heat-exchange units
CN101511242A (en) * 2006-09-12 2009-08-19 蔡应麟 Heat exchange device for hot water of shower and bath
CN101261091A (en) * 2008-04-23 2008-09-10 李福成 Highly effective bathing waste water energy conservation equipment

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C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
EE01 Entry into force of recordation of patent licensing contract

Application publication date: 20100908

Assignee: Chang Ling, Shaanxi Magotan Electronics Co., Ltd.

Assignor: Shaanxi Changling Electronic Technology Co., Ltd.

Contract record no.: 2013610000098

Denomination of invention: Heat energy exchange recovery device for bath wastewater

Granted publication date: 20110907

License type: Exclusive License

Record date: 20130823

LICC Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110907

Termination date: 20180406