CN202973981U - Heat exchanger for recovering heat energy of bathing wastewater - Google Patents

Heat exchanger for recovering heat energy of bathing wastewater Download PDF

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Publication number
CN202973981U
CN202973981U CN 201220388610 CN201220388610U CN202973981U CN 202973981 U CN202973981 U CN 202973981U CN 201220388610 CN201220388610 CN 201220388610 CN 201220388610 U CN201220388610 U CN 201220388610U CN 202973981 U CN202973981 U CN 202973981U
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CN
China
Prior art keywords
heat exchanger
hot water
waste hot
type
spent hot
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Expired - Lifetime
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CN 201220388610
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Chinese (zh)
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芮志和
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Individual
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Individual
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Abstract

The utility model relates to a heat exchanger for recovering heat energy of bathing wastewater. A heat exchanger body (1) is made of a material with low heat conductivity coefficient; an S-shaped waste hot water channel with one end inclined downwards is arranged in the heat exchanger body (1); a waste hot water inlet is formed at the highest position of the S-shaped waste hot water channel; a waste hot water outlet (5) is formed at the lowest position of the S-shaped waste hot water channel; an S-shaped heat exchange pipe (8) is placed in the S-shaped waste hot water channel; a tap water inlet pipe (4) on the S-shaped heat exchange pipe (8) is placed at the waste hot water outlet (5); a tap water outlet pipe (2) on the S-shaped heat exchange pipe is placed at the waste hot water inlet; a floor drain connecting port is formed at the highest position of the S-shaped waste hot water channel with one end inclined downwards and on a cover plate (3) of the heat exchanger; and the floor drain connecting port is placed below a floor drain of a bathroom or a collective bathroom and is connected with the floor drain through a floor drain connecting pipe (9). After bathing waste hot water enters the downwards inclined S-shaped waste hot water channel in the heat exchanger from the floor drain connecting pipe (9), the bathing waste hot water flows towards the waste hot water outlet (5) under the action of gravity; and after countercurrent flow heat exchange is performed between the bathing waste hot water and the tap water flows from the opposite direction in the S-shaped heat exchange pipe (8) placed in the waste hot water channel and the temperature is reduced, the bathing waste hot water is discharged from the heat exchanger timely. After heat exchange, the heated tap water flows out of the tap water outlet pipe (2). The tap water outlet pipe (2) can be connected with a water mixing valve of an electric (gas and solar energy) water heater (or an instant electric water heater, a water inlet pipe of a hot water tank), so that the heat energy of the bathing waste hot water can be recycled. The heat exchanger has high heat exchange efficiency and a simple structure, is easy to mount and convenient to clean, and can operate continuously for a long time. The heat exchanger can be matched with the house bathroom or a collecting bathroom building and realized perfect combination of the energy-saving technology and equipment and the buildings.

Description

A kind of heat exchanger for the heat energy of bathing waste water recovery
Technical field
The present invention relates to a kind of simply efficient, can move continuously for a long time, easy for installation, be easy to clean the heat exchanger that contained heat energy in the bathing spent hot water is recycled.This heat exchanger can and the dwelling house bathroom between or collective bathroom building supporting, realize the perfect combination of power-saving technology and equipment and building.
Background technology
At present, existing multiple heat energy of bathing waste water retracting device is invented, and they all have certain energy recovery effect, but because existing following certain problem practicality relatively poor:
1. in heat exchanger, spent hot water's passage can't move because of obstruction
The core component of heat energy of bathing waste water retracting device is heat exchanger, if in heat exchanger, spent hot water's passage is closed structure, and sectional area is less, and (as bushing type and heat-exchangers of the plate type, being this class formation) in use very easily stops up.More representative is that application number is 00201305.3 " assembled spiral sleeve heat exchanger " (spending the duration of patent right), be the typical case in this type of heat exchanger, this heat exchanger in use need increase blowdown apparatus, and (this device number of patent application is: 02263930.6), complex structure, but in use still be easy to can't move because stop up.Application number is that the patent of 98249324.x " a kind of heat exchanger " also particularly points out in specification: heat exchanger proposed by the invention, the recess width in the multilayer laminated structure of its arc type is to be advisable less than 1.5mm.The second of its claims is: recess width is less than 1.5mm according to claim 1).
Contain the impurity such as soapsuds, grease, hair due to the bathing spent hot water, the heat exchanger of the above-mentioned type in use very easily can't move because spent hot water's passage stops up.
2. the spent hot water after heat exchange can not in time discharge heat exchanger
The spent hot water who reduces through heat exchange and temperature in heat exchanger should in time discharge, otherwise will affect further heat exchange, makes heat exchanger effectiveness decline.
3. heat exchanger uses the rear residual spent hot water that has
If residual after heat exchanger uses have a spent hot water, not only affect heat exchange next time, also be easy to accumulate dirt, and produce the smell pollution environment, therefore, and should be able to the emptying spent hot water after heat exchanger uses, keep dry.
4. clean inconvenience
Heat exchanger when using one section during after should clean, affect result of use otherwise will accumulate because of dirt.
Can not and the dwelling house bathroom between or collective bathroom building supporting.
Summary of the invention
The object of the invention is to overcome the weak point of above-mentioned technology, a kind of higher thermal exchange rate that has is provided, can move continuously for a long time, the heat exchanger that contained heat energy in the bathing spent hot water is recycled.This heat converter structure is simple, be easy to install, easy to clean, can and the dwelling house bathroom between or collective bathroom supporting, realize the perfect combination of power-saving technology and equipment and building.
The technical solution adopted for the present invention to solve the technical problems is: heat exchanger body is made by the lower material of thermal conductivity factor, and its inside arranges the downward-sloping S type spent hot water passage of an end, has placed S type heat exchanger tube in S type spent hot water passage.This S type heat exchanger tube is made by the higher material of thermal conductivity factor, its two ends are designed to two standpipes straight up, these two straight up standpipe be set to respectively running water water inlet pipe and running water outlet pipe, insert running water water inlet pipe jack and running water outlet pipe jack on heat exchanger body, mounting or dismounting are convenient.Leave larger gap in the insert division, double as steam vent.Be positioned at the downward-sloping S type spent hot water passage highest point of an end above cover plate one floor drain connector is set, this floor drain connector is placed between the dwelling house bathroom or the below of collective bathroom floor drain, is connected with floor drain by the floor drain tube connector.
Enter the inner downward-sloping S type spent hot water passage of heat exchanger from the floor drain tube connector as the bathing spent hot water after, export mobile under Action of Gravity Field to the spent hot water, carry out countercurrent flow and after the temperature reduction, in time discharge heat exchanger with the running water that flows into the other way around in the S type heat exchanger tube that is positioned in spent hot water's passage.Running water and spent hot water carry out after countercurrent flow that temperature raises, outflow heat exchanger.
The downward-sloping S type spent hot water passage of the inner end of heat exchanger body has the darker degree of depth, even with the S type heat exchanger tube part that guarantees to be placed therein, obstruction is arranged, the spent hot water still can pass through from the top of S type heat exchanger tube obstruction, and leave above S type spent hot water passage than large space as overflow ducts, guarantee that heat exchanger can not move because spent hot water's passage stops up.
Cover plate on heat exchanger is positioned on heat exchanger body, is provided with handle on cover plate.During the heat exchanger assembling, as long as open cover plate, cover cover plate after the standpipe insertion heat exchanger body with S type heat exchanger tube two ends, heat exchanger is namely assembled and is completed again.
Open cover plate, can clean S type heat exchanger tube, also S type heat exchanger tube can be extracted and clean.
The invention has the beneficial effects as follows:
1. has higher heat exchange efficiency.
2. bathing spent hot water passage can not stop up, and can move continuously for a long time.
3. after heat exchanger uses, energy emptying spent hot water, keep dry, and can not be detained and not affect heat exchange efficiency because the spent hot water who reduces through temperature after heat exchange, also can not accumulate because of sewage, produces peculiar smell and contaminated environment.
4. be easy to install.
5. be convenient to clean.
Can and the dwelling house bathroom between or collective bathroom supporting, realize the perfect combination of power-saving technology and equipment and building.
Description of drawings
Below in conjunction with accompanying drawing, the present invention is advanced an explanation.
Fig. 1 is outline drawing of the present invention.
Fig. 2 is the partial enlarged drawing of heat exchanger running water inlet part.
Fig. 3 is the partial enlarged drawing of heat exchanger running water exit portion.
Fig. 4 is the A-A cutaway view of heat exchanger.
Fig. 5 is the front view of heat exchanger.
Fig. 6~Fig. 9 is S type heat exchanger tube stereogram.
Figure 10 is the three-dimensional installation diagram of heat exchanger.
Figure 11 is one of Installation Example of the present invention.
In accompanying drawing: 1. heat exchanger body, 2. running water outlet pipe, 3. cover plate, 4. running water water inlet pipe, 5. spent hot water's outlet, 6. running water water inlet pipe jack, 7. running water outlet pipe jack, 8.S type heat exchanger tube, 9. floor drain tube connector, 10. floor drain, 11. transverse drainage branch pipes, 12. soil stack, 13. co-layer draining access devices.
The specific embodiment
In Fig. 1, the upper cover plate (3) of placing of heat exchanger body (1).Cover plate (3) is provided with handle, can open easily.Cover plate (3) has a floor drain connector near running water outlet pipe (2) one ends, and this floor drain connector is connected with floor drain by the floor drain tube connector, and cover plate (3) can be made into trapezoidal and marks, can wrongly installed with the position that guarantees the floor drain connector.Adopt the hot and cold water countercurrent flow to improve heat exchanger effectiveness in heat exchanger.When the bathing spent hot water enters heat exchanger from floor drain tube connector (9), carry out countercurrent flow with running water and after temperature reduces, discharge from spent hot water's outlet (5).Running water enters heat exchanger from running water water inlet pipe (4), carries out with the bathing spent hot water that temperature raises after countercurrent flow, flows out from running water outlet pipe (2).
In Fig. 2, leave larger gap between running water water inlet pipe (4) and running water water inlet pipe jack (6), both convenient mounting or dismounting, doubled as again steam vent.
In Fig. 3, leave larger gap between running water outlet pipe (2) and running water outlet pipe jack (7), both convenient mounting or dismounting, doubled as again steam vent.
In Fig. 4, Fig. 5, heat exchanger body (1) is made by the lower material of thermal conductivity factor, its inside arranges the downward-sloping S type spent hot water passage of an end, and the highest point of S type spent hot water passage is set to spent hot water's import, and lowest part connects spent hot water's outlet (5).placed S type heat exchanger tube (8) in S type spent hot water passage, running water water inlet pipe (4) on S type heat exchanger tube (8) is positioned over spent hot water's outlet (5) and locates, running water outlet pipe (2) on S type heat exchanger tube is positioned over spent hot water import department, the floor drain connector that is positioned at the downward-sloping S type spent hot water passage highest point of an end above cover plate (3) by between floor drain tube connector (9) and bathroom or the floor drain of collective bathroom be connected, enter the inner downward-sloping S type spent hot water passage of heat exchanger from floor drain tube connector (9) as the spent hot water after, flow to spent hot water's outlet (5) under Action of Gravity Field, after carrying out countercurrent flow with the running water that flows into the other way around in the S type heat exchanger tube (8) that is positioned in spent hot water's passage, temperature reduces, in time discharge heat exchanger from spent hot water's outlet (5), can not affect heat exchanger effectiveness because of spent hot water's delay of the reduction of temperature after heat exchange.And energy emptying spent hot water after heat exchanger is used, keep dry, can not accumulate because of sewage, produce peculiar smell and contaminated environment.Running water and spent hot water carry out after countercurrent flow that temperature raises, from running water outlet pipe (2) outflow heat exchanger.
There is obstruction the part to heat exchanger body (1) even the degree of depth of middle S type spent hot water passage guarantees S type heat exchanger tube (8), the spent hot water still can pass through from S type heat exchanger tube (8) top, and arrange above S type spent hot water passage than large space as overflow ducts, guarantee that heat exchanger can not move because spent hot water's passage stops up.
Fig. 6~Fig. 9 is S type heat exchanger tube stereogram.S type heat exchanger tube is made by the higher material of thermal conductivity factor, and its two ends are designed to two standpipes straight up, these two straight up standpipe be set to respectively running water water inlet pipe and running water outlet pipe.Because the needed heat exchanger heat exchange in different bathings field watt level is different, S type heat exchanger tube can be made multiply screw type or sub-thread screw-type, also can make many straight pipe types and single straight cast.
Figure 10 is the three-dimensional installation diagram of heat exchanger.During the heat exchanger assembling, as long as the running water water inlet pipe (4) on S type heat exchanger tube (8) and running water outlet pipe (2) are inserted respectively running water water inlet pipe jack (6) and running water outlet pipe jack (7) on heat exchanger body (1), cover cover plate (3), heat exchanger is namely assembled and is completed.After opening cover plate (3), can clean S type heat exchanger tube (8), also S type heat exchanger tube (8) can be extracted and clean.
Figure 11 is between the present invention and dwelling house bathroom or collective bathroom is built one of matching used Installation Example.This figure is that heat exchanger is installed full-page proof.In figure, heat exchanger is installed in headspace between the sunk type bathroom, during installation, the floor drain connector on heat exchanger cover plate (3) is placed in the below of floor drain (10).Spent hot water's outlet (5) of heat exchanger is connected with transverse drainage branch pipe (11), transverse drainage branch pipe (11) should have certain drainage grade, transverse drainage branch pipe (11) end connects co-layer draining access device (13), co-layer draining access device (13) is installed on soil stack (12), contain the shared water seal of all cleaners and polishes except w.c.pan, because the supplementing water of water seal is originated more, difficult dry.Running water water inlet pipe (4) connects running water, and process flows out from running water outlet pipe (2) with the running water that the bathing spent hot water carries out the rising of heat exchange temperature.Mixed water valve or the instant electric water heater of running water outlet pipe (2) and electricity, combustion gas, solar water heater, the water inlet pipe of boiler connects, and the heat energy in the bathing spent hot water is recycled.
Figure 11 is described, is only one of Installation Example of the present invention, and any modification and modification that every foundation technical spirit of the present invention is done are within still belonging to technical scheme scope of the present invention.

Claims (5)

1. one kind is used for the heat exchanger that heat energy of bathing waste water reclaims, it is mainly by heat exchanger body (1), S type heat exchanger tube (8), cover plate (3), floor drain tube connector (9), spent hot water's outlet (5) forms, it is characterized in that heat exchanger body (1) made by the lower material of thermal conductivity factor, its inside arranges the downward-sloping S type spent hot water passage of an end, the highest point of S type spent hot water passage is set to spent hot water's import, lowest part connects spent hot water's outlet (5), place S type heat exchanger tube (8) in S type spent hot water passage, the running water water inlet pipe (4) of S type heat exchanger tube (8) one ends is positioned over spent hot water's outlet (5) and locates, the running water outlet pipe (2) of S type heat exchanger tube (8) other end is positioned over spent hot water import department, be positioned at S type spent hot water passage highest point above heat exchanger cover plate (3) one floor drain connector is set, be connected with floor drain (10) by floor drain tube connector (9).
2. heat exchanger according to claim 1, it is characterized in that described S type heat exchanger tube (8) made by the higher material of thermal conductivity factor, its two ends are designed to two standpipes straight up, these two standpipes are set to respectively running water water inlet pipe (4) and running water outlet pipe (2), running water water inlet pipe (4) and running water outlet pipe (2) insert respectively running water water inlet pipe jack (6) and the running water outlet pipe jack (7) on heat exchanger body (1), S type heat exchanger tube (8) is made multiply screw type or sub-thread screw type, also can make many straight pipe types or single straight cast.
3. according to heat exchanger claimed in claim 1, it is characterized in that leaving between the running water water inlet pipe (4) at described S type heat exchanger tube (8) two ends and running water outlet pipe (2) and jack and be convenient to mounting or dismounting, double as again the larger gap of steam vent.
4. heat exchanger according to claim 1, is characterized in that described cover plate (3) arranges handle, is positioned on heat exchanger body (1).
5. heat exchanger according to claim 1, it is characterized in that described S type spent hot water passage has the darker degree of depth that flows through of section from it as S type heat exchanger tube (8) is local when occuring to stop up spent hot water, and above S type spent hot water passage, overflow ducts is set.
CN 201220388610 2012-08-08 2012-08-08 Heat exchanger for recovering heat energy of bathing wastewater Expired - Lifetime CN202973981U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220388610 CN202973981U (en) 2012-08-08 2012-08-08 Heat exchanger for recovering heat energy of bathing wastewater

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220388610 CN202973981U (en) 2012-08-08 2012-08-08 Heat exchanger for recovering heat energy of bathing wastewater

Publications (1)

Publication Number Publication Date
CN202973981U true CN202973981U (en) 2013-06-05

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201220388610 Expired - Lifetime CN202973981U (en) 2012-08-08 2012-08-08 Heat exchanger for recovering heat energy of bathing wastewater

Country Status (1)

Country Link
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106759814A (en) * 2017-01-24 2017-05-31 宁波高新区大维卫浴用品有限公司 A kind of floor drain and its fit structure for reclaiming waste water heat energy

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106759814A (en) * 2017-01-24 2017-05-31 宁波高新区大维卫浴用品有限公司 A kind of floor drain and its fit structure for reclaiming waste water heat energy

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CX01 Expiry of patent term

Granted publication date: 20130605

CX01 Expiry of patent term