CN201954730U - Domestic sewage heat energy recovery device - Google Patents

Domestic sewage heat energy recovery device Download PDF

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Publication number
CN201954730U
CN201954730U CN201020624821XU CN201020624821U CN201954730U CN 201954730 U CN201954730 U CN 201954730U CN 201020624821X U CN201020624821X U CN 201020624821XU CN 201020624821 U CN201020624821 U CN 201020624821U CN 201954730 U CN201954730 U CN 201954730U
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China
Prior art keywords
water
heat exchanger
heat
channel
hot water
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CN201020624821XU
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Chinese (zh)
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陈卫国
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陈卫国
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Abstract

The utility model discloses a domestic sewage heat energy recovery device including at least one heat exchanger. The heat exchanger includes an upper cover plate, a heat exchange plate and a lower cover plate, a snake-shaped channel with an arced cross section is arranged on the heat exchange plate, both ends of the snake-shaped channel are respectively provided with a water inlet and a water outlet, the water inlet is communicated with a fresh water supply channel, and the water outlet is communicated with the water supply channel of a terminal heater, a waste hot water channel is formed between the upper cover plate and the heat exchange plate, both ends of the heat exchanger are respectively provided with a discharging inlet and a discharging outlet that are communicated with the waste hot water channel, and the discharging inlet is communicated with a waste hot water supply channel. The device provided recycles the waste heat in the waste hot water to pre-heat fresh water through the heat exchanger, thereby saving energy; moreover, the device provide is simple in structure, convenient in manufacture, installation and maintenance and being suitable for producing and being widely applied into various industrial or residential comprehensive systems which discharge a large amount of hot water into sewers.

Description

A kind of sanitary sewage heat-energy recovering apparatus
Technical field
The utility model relates to a kind of heat-energy recovering apparatus, is specifically related to a kind of sanitary sewage heat-energy recovering apparatus.
Background technology
As everyone knows, people are in the daily life of every day, need use a large amount of health hot water, comprise shower, wash the dishes, wash dish, wash clothes etc., the spent hot water after these use, the capital flows into the sewage drainage pipe and is directly drained, and the spent hot water who is drained still has higher temperature, and its heat does not obtain reasonable use, is the significant wastage of the energy, in addition, the spent hot water also can bring thermal pollution to external environment condition.
In order to address the above problem, various heat reclamation devices are widely used in the sanitary water pipeline, its operation principle all is to flow into various heat exchangers by the spent hot water after the shower is collected, and then make the cold water preheating of spent hot water to the heat exchanger of flowing through, existing heat exchanger mainly is divided into two types: first kind: stacked heat exchanger, as (CN1245883A) excess heat recovery device for shower waste water that is used of disclosed a kind of and shower heater of Chinese invention patent " excess heat recovery device for shower waste water ", this device is by stacked heat exchanger and attached spent hot water's gatherer, water pipe, compositions such as water channel, its operation principle is, the convection current in being the water stream channel of layered laminate that spent hot water and fresh water replace, and the heat conduction slider between the permeate water circulation road carries out heat exchange, the volume of this type of heat exchanger is all bigger, to obtain rational heat exchanger time, can only reduce overall dimensions by the spacing of dwindling heat conduction slider in the heat exchanger, yet, spacing dwindles between the heat conduction slider, will inevitably increase the risk of obstruction, especially spent hot water's passage, need frequent cleaning to safeguard, very inconvenient; Second kind: coil type heat exchanger, as Chinese patent CN2702261Y disclosed " excess heat recovery device for shower waste water ", this device is by the disk body that catchments, heat exchange cavity and the coiled pipe of being located in the heat exchange cavity are formed, its operation principle is, circulate in the heat exchange cavity of spent hot water outside coiled pipe, thereby the fresh water in the coiled pipe is carried out preheating, water stream channel in this type of heat exchanger is full of twists and turns, dirt among the spent hot water is easily in the precipitation accumulation of water stream channel corner, especially hair class dirt, very easily be wrapped on the coiled pipe, result in blockage, need frequent cleaning to safeguard.In addition, existing heat-energy recovering apparatus all just is confined to the recovery of spent hot water's heat after the shower, uses narrowly, and planform need design alone according to the applied environment of reality, lacks a unified standard, is unfavorable for producing in a large number and applying.
Summary of the invention
The utility model purpose provides a kind of simple and compact for structure, and install and use conveniently, and not susceptible to plugging sanitary sewage heat-energy recovering apparatus.
For achieving the above object, the technical solution adopted in the utility model is: a kind of sanitary sewage heat-energy recovering apparatus, comprise spent hot water's water channel, fresh water water channel and terminal heater water channel, it also comprises at least one heat exchanger, described heat exchanger comprises upper cover plate, heat exchanger plate and lower cover, described heat exchanger plate is provided with the serpentine channel that the cross section is an arc, the two ends of serpentine channel are respectively equipped with entry opening and water outlet opening, described entry opening is connected with the fresh water water channel, described water outlet opening is connected with terminal heater water channel, form spent hot water's passage between described upper cover plate and the heat exchanger plate, the two ends of described heat exchanger are respectively equipped with drainage inlet and the drain outlet that communicates with spent hot water's passage, and described drainage inlet is connected with spent hot water's water channel.
Above, described heat exchanger can be single, also can be designed to the form of a plurality of heat exchanger parallel connections according to actual needs, described heat exchanger plate is welded or is gluedd joint by dull and stereotyped and template and forms, cold punching is pressed with the serpentine channel that cross section is an arc on the described template, serpentine channel heat exchange area and the time that has guaranteed spent hot water and fresh water is set, guaranteed heat exchanger effectiveness.
In the practical application, spent hot water's spent hot water's passage in the heat exchanger of before discharge, can flowing through, and before the inflow terminal heater, can flow through serpentine channel in the heat exchanger of fresh water, both see through heat exchanger plate and carry out heat exchange, thereby realize the recycling of spent hot water's heat.
In the technique scheme, the bending place of described serpentine channel is the arc syndeton of inner wall smooth.
Further technical scheme, described spent hot water's water channel can be the spent hot water's water channel that is connected with single used heat water source, also can be the spent hot water's water channel that is connected with a plurality of used heat water source.The flow direction of fresh water is opposite with the outer spent hot water's of serpentine channel the flow direction in the described serpentine channel, to form convection current, improves heat exchanger effectiveness.
Because the technique scheme utilization, the advantage that the utility model compared with prior art has is:
1, because the utility model makes the spent hot water who flows through wherein that fresh water is carried out preheating by heat exchanger, realizes the recycling of spent hot water's waste heat, saved the energy.
2, in the utility model on the heat exchanger plate setting of serpentine channel guaranteed the heat exchange area and the time of spent hot water and fresh water, thereby guaranteed higher heat exchanger effectiveness.
3, the cross section of serpentine channel is an arc in the utility model, and the bending place of serpentine channel is the arc syndeton of inner wall smooth, thereby is difficult for stopping up.
4, the heat exchanger in the utility model is single hot-swap feature module, can adopt the connected mode of a plurality of heat exchanger parallel connections according to the demand of different spent hot water's discharge capacities, realized the modularized design of heat exchanger, simplified the physical dimension of single heat exchanger module, be convenient to produce in enormous quantities.
5, the utility model is simple in structure, makes convenient for installation and maintenancely, is fit to promote the use of.
Description of drawings
Accompanying drawing 1 is the perspective view of the utility model embodiment one;
Accompanying drawing 2 is the stereogram of heat exchanger among the utility model embodiment one;
Accompanying drawing 3 is the explosive view of heat exchanger among the utility model embodiment one;
Accompanying drawing 4 is the structure cutaway view of heat exchanger in the floor among the utility model embodiment one;
Accompanying drawing 5 is the perspective view of the utility model embodiment two;
Wherein: 1, heat exchanger; 2, upper cover plate; 3, heat exchanger plate; 4, lower cover; 5, serpentine channel; 6, entry opening; 7, water outlet opening; 8, spent hot water's passage; 9, drainage inlet; 10, drain outlet; 11, instantaneous heater; 12, shower nozzle; 13, fountain; 14, solar heater; 15, storage heater; 16, hot water tap; 17, washing basin.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is further described:
Embodiment one: referring to accompanying drawing 1 to shown in the accompanying drawing 4, a kind of sanitary sewage heat-energy recovering apparatus, comprise instantaneous heater 11 and shower nozzle 12, described instantaneous heater 11 and shower nozzle 12 are connected by pipeline, be fixed with fountain 13 under the described shower nozzle 12, it also comprises a heat exchanger 1, described heat exchanger 1 comprises upper cover plate 2, heat exchanger plate 3 and lower cover 4, described heat exchanger plate 3 is provided with the serpentine channel 5 that the cross section is an arc, the two ends of serpentine channel 5 are respectively equipped with entry opening 6 and water outlet opening 7, described entry opening 6 is connected with the fresh water water channel, described water outlet opening 7 is connected with the inlet channel of instantaneous heater 11, form the used heat water channel 8 between described upper cover plate 2 and the heat exchanger plate 3, the two ends of described heat exchanger 1 are respectively equipped with the drainage inlet 9 and drain outlet 10 that communicates with the used heat water channel 8, and described drainage inlet 9 is connected with the drainage pipeline of fountain 13.
Above, described heat exchanger plate is formed by dull and stereotyped and template welding or splicing, and cold punching is pressed with the serpentine channel that cross section is an arc on the described template, serpentine channel heat exchange area and the time that has guaranteed spent hot water and fresh water is set, guaranteed heat exchanger effectiveness.
During shower, fresh water is the serpentine channel 5 of meeting in over-heat-exchanger 1 before flowing into instantaneous heater 11, spent hot water after the shower along with drainage pipeline inflow heat exchanger 1 that fountain 13 communicates in the used heat water channel 8, spent hot water and fresh water see through heat exchanger plate 3 and carry out heat exchange in heat exchanger 1, thereby realize reclaiming spent hot water's heat carries out preheating to fresh water purpose, wherein, spent hot water's the flow direction is opposite with the flow direction of fresh water in the heat exchanger 1, form convection current, help the raising of heat exchanger effectiveness.
Embodiment two: shown in accompanying drawing 5, a kind of sanitary sewage heat-energy recovering apparatus, comprise instantaneous heater 11, solar heater 14 and storage heater 15, the terminal of described storage heater 15 is connected with hot water tap 16 and shower nozzle 12, be fixed with washing basin 17 under the described hot water tap 16, be fixed with fountain 13 under the described shower nozzle 12, it also comprises a heat exchanger 1, described heat exchanger 1 comprises upper cover plate 2, heat exchanger plate 3 and lower cover 4, described heat exchanger plate 3 is provided with the serpentine channel 5 that the cross section is an arc, the two ends of serpentine channel 5 are respectively equipped with entry opening 6 and water outlet opening 7, described entry opening 6 is connected with the fresh water water channel, described water outlet opening 7 is connected with the inlet channel of storage heater 15, form the used heat water channel 8 between described upper cover plate 2 and the heat exchanger plate 3, the two ends of described heat exchanger 1 are respectively equipped with the drainage inlet 9 and drain outlet 10 that communicates with the used heat water channel 8, and washing basin 17 compiles the back with the drainage pipeline of fountain 13 and is connected with described drainage inlet 9.
Above, described instantaneous heater 11 all can heat the water in the storage heater 15 with solar heater 14, and wherein, the operation principle of heat exchanger is similar to embodiment one.

Claims (5)

1. sanitary sewage heat-energy recovering apparatus, comprise spent hot water's water channel, fresh water water channel and terminal heater water channel, it is characterized in that: it also comprises at least one heat exchanger (1), described heat exchanger (1) comprises upper cover plate (2), heat exchanger plate (3) and lower cover (4), described heat exchanger plate (3) is provided with the serpentine channel that the cross section is an arc (5), the two ends of serpentine channel (5) are respectively equipped with entry opening (6) and water outlet opening (7), described entry opening (6) is connected with the fresh water water channel, described water outlet opening (7) is connected with terminal heater water channel, form spent hot water's passage (8) between described upper cover plate (2) and the heat exchanger plate (3), the two ends of described heat exchanger (1) are respectively equipped with the drainage inlet (9) and drain outlet (10) that communicates with spent hot water's passage (8), and described drainage inlet (9) is connected with spent hot water's water channel.
2. sanitary sewage heat-energy recovering apparatus according to claim 1 is characterized in that: the bending place of described serpentine channel (5) is the arc syndeton of inner wall smooth.
3. a kind of sanitary sewage heat-energy recovering apparatus according to claim 1 is characterized in that: described spent hot water's water channel is the spent hot water's water channel that is connected with single used heat water source.
4. a kind of sanitary sewage heat-energy recovering apparatus according to claim 1 is characterized in that: described spent hot water's water channel is the spent hot water's water channel that is connected with a plurality of used heat water source.
5. a kind of sanitary sewage heat-energy recovering apparatus according to claim 1 is characterized in that: the flow direction of fresh water is opposite with spent hot water's the flow direction in spent hot water's passage (8) in the described serpentine channel (5).
CN201020624821XU 2010-11-25 2010-11-25 Domestic sewage heat energy recovery device Expired - Lifetime CN201954730U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201020624821XU CN201954730U (en) 2010-11-25 2010-11-25 Domestic sewage heat energy recovery device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201020624821XU CN201954730U (en) 2010-11-25 2010-11-25 Domestic sewage heat energy recovery device

Publications (1)

Publication Number Publication Date
CN201954730U true CN201954730U (en) 2011-08-31

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CN201020624821XU Expired - Lifetime CN201954730U (en) 2010-11-25 2010-11-25 Domestic sewage heat energy recovery device

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105996767A (en) * 2016-07-06 2016-10-12 周柳颖 Heat cycling fluid heating system
EA027407B1 (en) * 2012-07-06 2017-07-31 Республиканское Унитарное Предприятие "Институт Жилища - Ниптис Им. Атаева С.С." Method for hot water supply to a residential building
CN108316455A (en) * 2018-02-08 2018-07-24 李凯 A kind of water heater energy-saving water supply installation that shower water waste heat recycles
CN108316393A (en) * 2018-02-08 2018-07-24 李凯 A kind of shower water collects the energy saver of recycling waste heat

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EA027407B1 (en) * 2012-07-06 2017-07-31 Республиканское Унитарное Предприятие "Институт Жилища - Ниптис Им. Атаева С.С." Method for hot water supply to a residential building
CN105996767A (en) * 2016-07-06 2016-10-12 周柳颖 Heat cycling fluid heating system
CN108316455A (en) * 2018-02-08 2018-07-24 李凯 A kind of water heater energy-saving water supply installation that shower water waste heat recycles
CN108316393A (en) * 2018-02-08 2018-07-24 李凯 A kind of shower water collects the energy saver of recycling waste heat

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Granted publication date: 20110831