CN101828881A - Shower room capable of recovering waste heat of shower water - Google Patents
Shower room capable of recovering waste heat of shower water Download PDFInfo
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- CN101828881A CN101828881A CN200910119510A CN200910119510A CN101828881A CN 101828881 A CN101828881 A CN 101828881A CN 200910119510 A CN200910119510 A CN 200910119510A CN 200910119510 A CN200910119510 A CN 200910119510A CN 101828881 A CN101828881 A CN 101828881A
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Abstract
The invention discloses a shower room capable of recovering waste heat of shower water. A water inlet pipe and a water outlet pipe are arranged at the side face of the shower room, and the bottom of the shower room is provided with a shower tray; the lower surface of the shower tray concaves downwards, a heat exchanger is arranged in a groove, an insulating mat is laid on the surface of the heat exchanger, the insulating mat is provided with holes, and waste water is directly poured on the insulating mat; the water inlet of the heat exchanger is connected to a tap water inlet pipe, and the water outlet of the heat exchanger is connected with the cold water pipe of a room body single handle through a water heater; and the bottom of the groove of the shower tray is provided with a floor drain which discharges the cold water passing through the heat exchanger. The heat exchanger transmits the temperature of the shower water with high temperature to clean water, thus the energy is saved and waste is avoided.
Description
Technical field
The present invention relates to a kind of shower house, the shower house of definite a kind of shower water waste heat recovery of saying so.
Background technology
Current society is faced with the energy crisis of unprecedented scale.As ballooning oil prices in recent years, it is exactly a good illustration that electric coal price lattice skyrocket.Be the reply energy crisis, each state is all taking various conservation measures.
" 11th Five-Year " planning of China spells out: the target of building a resource-conserving and environment-friendly society.The energy resource consumption of " 11th Five-Year " per GDP in period reduces by 20% than " 15 " end of term, and this is that China's every profession and trade has been assigned energy-saving and cost-reducing legal system order.
Waste heat recovery is one of a kind of very effective means of saving energy and reduce the cost.Waste heat is under certain economic technology condition, the energy that is not utilized in using energy source equipment, just unnecessary, the discarded energy.It comprises high-temp waste gas waste heat, cooling medium waste heat, hot waste water waste heat, high-temperature product and afterheat of slags, chemical reaction waste heat etc.
Shower hot water belongs to the hot waste water waste heat, freely discharging of it is exactly a kind of very big waste heat energy waste, according to investigating present domestic shower house annual production greatly about more than 2,000,000, family according to one 3 mouthfuls, 15 minutes meters of shower for each person every day, one day shower water amount is exactly 0.7 cube so, these water are heated to 48 degree from 15 degree needs energy consumption to be approximately 1 degree, if the waste heat of these shower water is said that the row recovery can reduce i.e. 0.5 degree of energy consumption 50% after tested, that shower house can reduce energy consumption 180 in 1 year and spend electricity, then can save energy consumption 3,600 ten thousand degree in 1 year if the whole nation new product shower house is all installed a cover residual neat recovering system.
Raising along with Chinese economic development and people's living standard, the popularity rate of shower house product is more and more higher, newly-built dwelling house substantially all is equipped with a cover shower house now, therefore say that the waste heat recovery of shower house shower hot water just seems very urgent, it participates in energy-saving and cost-reducing being significant to the whole society.
At present international, domestic shower house product generally all thinks little of the problem of saving energy and reduce the cost, and most of shower house products of selling on the market all do not dispose energy saver.
Waste heat recovery for the energy-saving showering room at present mainly contains two kinds of methods: (1) places heat recovery heat exchanger the outside of shower house, is that heat recovery heat exchanger is placed at the bottom of the shower house on the basin with the delivery of a water pump after with shower to heat exchanger place (2), and shower hot water directly drenches on its face.The complex process of first method, the cost height, need dispose a water pump (will additionally increase power consumption) in addition, because the heat exchanger of this mode is external on the shower house limit, hot water is transported on the heat exchanger by water pump, and hot water meeting loss heat (temperature reduction) in course of conveying is external on the shower house limit owing to heat exchanger in addition like this, its heat insulation effect bad (otherwise it is higher to increase the heat-preserving equipment cost) also can loss heat (can produce bigger external heat loss).Therefore say not only cost height of this mode, and its energy-saving efficiency is not high yet, does not have great market application foreground basically.
Summary of the invention
Technical problem to be solved by this invention provides a kind of shower house with the shower water waste heat recovery.
In order to address the above problem, the present invention takes following technical scheme:
A kind of shower house with the shower water waste heat recovery, be provided with water inlet pipe and outlet pipe in the shower house side, end basin is arranged at the bottom, and the lower surface of end basin is put a heat exchanger to recessed in groove, shop, the surface heat insulating mattress of heat exchanger, porose on the heat insulating mattress, waste water directly drenches on heat insulating mattress, and the water inlet of heat exchanger is connected on the running water water inlet pipe, delivery port is connected to by water heater on the cold water pipe of single of room body, and the bottom portion of groove of end basin has floor drain that the cold water behind over-heat-exchanger is drained.
Preliminary election, described heat-exchanger surface designs for convex globoidal.
Preferably, the outside plate that adopts of described heat exchanger sticks up formula, and inner water tube adopts duct type.
Preferably, heat insulating mattress is a kind of netted plastic mattress, and waste water flows on the heat exchanger from mesh.
Preferably, be provided with waterproof washer in the outlet pipe delivery port end of heat exchanger.
Beneficial effect of the present invention is: running water enters heat exchanger from water inlet pipe, because the general temperature of hot water that shower is used is at 45 ℃～50 ℃, the temperature that flows to end basin through human body is about 40 ℃～45 ℃, temperature winter of running water pipe is generally about 10 ℃, if there is not heat exchanger, 40 ℃～45 ℃ shower water directly have been discharged into sewer, and the shower house of this novel patent is carried out heat exchange by waste-heat recoverer with the water inlet of shower water and water heater, through over-heat-exchanger, the waste heat of the hot water of having a bath is converted to the temperature of clean water, the temperature of water is elevated to about 25 ℃ by 10 ℃, has raise about 15 ℃.The later current of temperature rising advance water heater, have reduced the energy that water heater consumes, and have saved the energy.
Description of drawings
Fig. 1 is the structural representation of embodiment.
Among the figure: 1, shower house 2, end basin 3, water inlet pipe 4, heat exchanger 5, outlet pipe 6, water heater 7, single 8, heat insulating mattress 9, waterproof washer 10. nuts
The specific embodiment
For above-mentioned purpose of the present invention, feature and advantage can be become apparent more, the present invention is further detailed explanation below in conjunction with the drawings and specific embodiments.
A kind of shower house with the shower water waste heat recovery, be provided with water inlet pipe 3 and outlet pipe 5 in shower house 1 side, end basin 2 is arranged at the bottom, downward spill becomes a groove on the end basin 2, in groove, put a heat exchanger 4, heat-exchanger surface is spread heat insulating mattress 8, and waste water can directly drench on heat exchanger 4 through heat insulating mattress 8.
Heat exchanger 4 is fixing with end basin 2 by nut 10, and the water inlet of heat exchanger 4 is connected on the water inlet pipe 3, and delivery port is connected to room body list on 7 the cold water pipe by water heater 6.Floor drain is arranged at the bottom at groove, and waste water is drained.
Preferably, heat insulating mattress 8 can be a kind of netted plastic mattress, can allow water flow on the heat exchanger 4 from mesh.The effect of heat insulating mattress has two: prevent that 1, the people from directly stepping down on the heat regenerator, the protection heat regenerator; 2, the lower temperature that prevents hot letter in reply device directly contacts with pin, improves comfortableness; 3, make shower water more evenly improve heat exchange efficiency with contacting of hot letter in reply device.
Can be at the outlet pipe delivery port end of heat exchanger 4 cover collision mat snare 9.
Energy-saving principle: running water enters heat exchanger from water inlet pipe, because the general temperature of hot water that shower is used is at 45 ℃～50 ℃, the temperature that flows to end basin through human body is about 40 ℃～45 ℃, temperature winter of running water pipe is generally about 10 ℃, if there is not heat exchanger, 40 ℃～45 ℃ shower water directly have been discharged into sewer, and the shower house of this novel patent is carried out heat exchange by waste-heat recoverer with the water inlet of shower water and water heater, through waste-heat recoverer, the temperature of water is elevated to about 25 ℃ by 10 ℃, has raise about 15 ℃.The later current of temperature rising advance water heater, have reduced the energy that water heater consumes, and have saved the energy.
The heat exchanger of this project is to be placed on shower house inside, shower hot water directly drenches on its face, do not need to dispose in addition other accessory equipment, because it is to be placed in the shower house, the shower house temperature inside is more much higher than the outside, this heat energy loss to heat exchanger can be reduced to minimum (can not produce external heat loss substantially), and it is high that its energy-saving efficiency is wanted relatively.
Main characteristic of project and innovative point
(1) first an efficient heat exchanger is built in the shower house at home, directly the afterheat of hot water after the shower is reclaimed the temperature that supplies running water outside being used to heat, do not consume any energy, can make the temperature that enters water heater running water before improve about 15 ℃.Shorten water heater heat time heating time, thereby reached the purpose of saving the energy.(according to the conclusion of scientific and technological novelty assessment report: domestic research and the production that does not also have producer to carry out " built-in waste heat recovery shower house " at present);
(2) select the combined efficient fast reaction heat exchanger of plate-fin and duct type for use, can drench the temperature that reaches shower hot water in the temperature of its surperficial 10-20 inner exchanger in second at once at shower hot water.Even when people wipe bath foam and started once more after cutting off the water several minutes, it is promptly to open promptly to reach former fixed temperature that water temperature is close to.
(3) heat-exchanger surface designs for convex globoidal, and shower hot water drenches can drain behind its surface fast, does not have residual ponding.Therefore it has following characteristic; (a) keep heat-exchanger surface cleaning non-scaling; (b) can guarantee that the water temperature of exchanger surfaces is the highest; (c), can satisfy human body and stand on its face and can not be out of shape owing to adopt the surface of convex globoidal design having increased greatly interchanger to bear pressure.
The structural design of heat exchanger; When carrying out the structural design of heat exchanger we mainly follow following some: 1. satisfy technical process institute requirement, the intensity of heat exchange height, heat transfer losses is few.2. the process structure that is not subject to destruction that adapts with the temperature and pressure condition to be arranged, make simply, economical rationality, reliable.3. compact conformation is easy to assembly.4. guarantee lower flow resistance, to reduce the water flow pressure consumption in the heat exchanger.
In order to satisfy above-mentioned some requirement, we select for use plate-fin and duct type combined to the version of heat exchanger, and this structure promptly has the heat conduction efficiency height of plate-fin to have the water flow pressure of duct type to consume low characteristics again.According to the thermic load equation: Q=K.F. Δ t.
In the following formula: the Q-heat output; The F-heat transfer area;
Mean heat transfer coefficient on the K-whole heat transfer face is long-pending;
Mean temperature difference between two kinds of fluids of Δ t-;
According to following formula as can be known, under the certain situation of other condition (mean temperature difference between the material coefficient of conductivity and the fluid), big more then its heat output of heat transfer area is high more.And the heat transfer area of plate fin type heat exchanger is maximum in the various heat exchangers.Fin also plays the booster action between two pipelines in addition, has strengthened the intensity of heat exchanger, makes it can bear bigger pressure.
The above only is a preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (5)
1. shower house with the shower water waste heat recovery, it is characterized in that, be provided with water inlet pipe and outlet pipe in the shower house side, end basin is arranged at the bottom, the lower surface of end basin is to recessed, in groove, put a heat exchanger, shop, the surface heat insulating mattress of heat exchanger, porose on the heat insulating mattress, waste water directly drenches on heat insulating mattress, the water inlet of heat exchanger is connected on the running water water inlet pipe, and delivery port is connected to by water heater on the cold water pipe of single of room body, and the bottom portion of groove of end basin has floor drain that the cold water behind over-heat-exchanger is drained.
2. the shower house with the shower water waste heat recovery according to claim 1 is characterized in that described heat-exchanger surface designs for convex globoidal.
3. the shower house with the shower water waste heat recovery according to claim 1 is characterized in that, the outside plate that adopts of described heat exchanger sticks up formula, and inner water tube adopts duct type.
4. the shower house with the shower water waste heat recovery according to claim 1 is characterized in that, heat insulating mattress is a kind of netted plastic mattress, and waste water flows on the heat exchanger from mesh.
5. the shower house with the shower water waste heat recovery according to claim 4 is characterized in that, is provided with waterproof washer in the outlet pipe delivery port end of heat exchanger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910119510A CN101828881B (en) | 2009-03-12 | 2009-03-12 | Shower room capable of recovering waste heat of shower water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910119510A CN101828881B (en) | 2009-03-12 | 2009-03-12 | Shower room capable of recovering waste heat of shower water |
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| Publication Number | Publication Date |
|---|---|
| CN101828881A true CN101828881A (en) | 2010-09-15 |
| CN101828881B CN101828881B (en) | 2012-10-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910119510A Active CN101828881B (en) | 2009-03-12 | 2009-03-12 | Shower room capable of recovering waste heat of shower water |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104047444A (en) * | 2014-06-25 | 2014-09-17 | 德清艾希德卫浴洁具有限公司 | Energy-saving and water-saving type shower room |
| CN104329722A (en) * | 2014-10-16 | 2015-02-04 | 曾熙那 | Flat plate heat exchanger structure used for recovering heat of household shower waste water |
| CN106400898A (en) * | 2016-11-01 | 2017-02-15 | 赵海慧 | Waste heat recovery shower head |
| CN106481099A (en) * | 2016-11-22 | 2017-03-08 | 刘洋豪 | Integrated shower house |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2702261Y (en) * | 2004-05-11 | 2005-05-25 | 梁太阳 | Shower bath waste water heat recovery device |
| CN2906514Y (en) * | 2005-12-02 | 2007-05-30 | 北京超纳科技开发有限公司仙居分公司 | Bathing wastewater waste heat recovery device of highly-efficient water heater |
| CN201016523Y (en) * | 2006-12-08 | 2008-02-06 | 王佰忠 | Thermal energy retracting device for bath room |
| CN201196536Y (en) * | 2008-01-30 | 2009-02-18 | 宁一公 | Bath wastewater exhaust heat recovery apparatus |
| CN201409852Y (en) * | 2009-03-12 | 2010-02-24 | 阿波罗（中国）有限公司 | Shower room for recovering residue heat of shower water |
-
2009
- 2009-03-12 CN CN200910119510A patent/CN101828881B/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104047444A (en) * | 2014-06-25 | 2014-09-17 | 德清艾希德卫浴洁具有限公司 | Energy-saving and water-saving type shower room |
| CN104047444B (en) * | 2014-06-25 | 2016-03-09 | 德清艾希德卫浴洁具有限公司 | Energy-saving ability of swimming shower house |
| CN104329722A (en) * | 2014-10-16 | 2015-02-04 | 曾熙那 | Flat plate heat exchanger structure used for recovering heat of household shower waste water |
| CN106400898A (en) * | 2016-11-01 | 2017-02-15 | 赵海慧 | Waste heat recovery shower head |
| CN106481099A (en) * | 2016-11-22 | 2017-03-08 | 刘洋豪 | Integrated shower house |
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| Publication number | Publication date |
|---|---|
| CN101828881B (en) | 2012-10-10 |
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