CN2545533Y - Water-storage transverter - Google Patents
Water-storage transverter Download PDFInfo
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- CN2545533Y CN2545533Y CN 02234650 CN02234650U CN2545533Y CN 2545533 Y CN2545533 Y CN 2545533Y CN 02234650 CN02234650 CN 02234650 CN 02234650 U CN02234650 U CN 02234650U CN 2545533 Y CN2545533 Y CN 2545533Y
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Abstract
The utility model discloses a water-storing and energy-exchanging device. The utility model comprises a casing of the water-storing and energy-exchanging device, a water inlet, a water outlet and heat exchanging coils and is characterized in that the outside of a waste hot water inlet pipe lengthways arranged is surrounded by two groups or three groups of heat exchanging boils; double-layer guiding pipes which force the liquid flowing reciprocally are arranged among the two groups or the three groups of the heat exchanging boils; the waste hot water outlet is arranged at a lateral wing at the upper part of the water storing box of the water-storing and energy-exchanging device.
Description
Technical field
The utility model relates to a kind of water storage transducer.
Background technology
In recent years countries in the world are to the energy demand growing tension, especially developing country, just as the most country of China and inferior state, all be to develop the economy, and electric power energy is an indispensable resource in the field of developing the economy, and especially China is thought prominent by developed country in each developing country, route is correct, occupies leadership.And electric power energy also is the problem that developing country must at first solve.Now, it is also many that China is used to develop the resource of electric power and life Water Energy, can both enjoy stable electric power and water supply greatly in the area of having developed.And local people take in and enrich also with work change in life, purchase the household appliances or the commercial appliance of different needs, as the more air-conditioning of power consumption, heating system, electric heater etc.But along with manufacturer constantly produces, constantly buy use, do not stop the energy of consume valuable, but this is to promote social harmony and normal economic activity with the person.The parties concerned only appeal citizen's using electricity wisely or use the electric equipment products of saving the energy.And in the modern life, " hot water " reaches " water " becomes indispensable material in the daily life, reaches in family's " hot water " that " water " is used to clean vessel, cleaning floor, has a bath, does washing, heating etc.And,, all need the usefulness of a large amount of hot water as industry for example as heated swimming pool, club or bathhouse, haircut corridor, the catering trade, manufacturing industry, laundry service or the like in the more wide model in commerce use aspect.According to above-mentioned use example, in modern metropolitan cities, do not discover their existence when people are a lot, because of opening water valve exhaustless clear water is arranged just, click electricity system or coal gas system, hot water just continuously outflows, and the resource of more not going to study these two kinds of preciousnesses can be used in a large number and wastes down some day because of people, very fast just using up maybe needs to go to exchange for more other resources, can make bigger waste like this.Certainly, some place is wasted because of natural phenomena, for example heat energy that gushes from the stratum and spring, and people are because of can't all being utilized, then genuine very waste.In fact, people are the utilizations that can control resource on reality is used, and when using the above-mentioned energy as needs, can for example use the water yield and the heat energy of minimum standard or requirement from saving aspect leadoff, finish the work.Can walk towards the work this respect as people, just the usefulness that the resource of the earth can be too not fast is done like this, also be that each people in earth life must hold the responsibility of shielding.But in current society, people cross the life of the comfortable enjoyment of work, and great majority can painstakingly not saved use for following shortage of resources on one's own initiative.In above-mentioned narration, people's ratio is easier to waste heat energy and water resource, for example family and commercial aspect, in wash, have a bath, haircut etc. is to waste heat energy and water most, because in the washing aspect, people open hot water valve usually and ceaselessly clean vessel with 40 to 50 degrees centigrade hot water and also open discharge outlet simultaneously filth is walked clearly, and aspect in addition is in having a bath, using 40 to 42 degrees centigrade hot water similar aforementioned the same equally when getting a haircut.Like this way be very normal only.But when finish the washing Hou, in discharge outlet record the spent hot water and the wash water temperature difference on average be 1-2 degree centigrade.Prove like this, people are promoted to serviceability temperature to supply water temperature with many resources such as electric power, gas, but the temperature of the hot water temperature through using Hou when not using be only slight to descend and about 1 to 2 spends, and remaining hot water becomes the spent hot water, flow away very unfortunate and waste under the current energy reduces gradually in vain at drainpipe.Especially some place is as big cities such as great Northwest of China, big northeast and Beijing, the relatively more nervous thereby also significant of heat energy and water resource.
The utility model content
Save under the situation that the energy and the energy re-uses at above-mentioned promotion, the purpose of this utility model is to develop a kind of water storage transducer of saving the energy.
The purpose of this utility model is achieved in that the utility model comprises water storage transducer housing, intake-outlet and heat exchange coil, it is characterized in that: two groups or three groups heat exchange coils of spent hot water's water inlet pipe outer most surrounding that vertically are provided with, between said two groups or three groups of heat exchange coils the double-deck guide pipe of forcing fluid back and forth to flow is set, spent hot water's delivery port is arranged at the storage tank upper side Ji of water storage transducer.
In order to strengthen uniform effect, interference guard stream prerotation vane is set in described transducer bottom.
The water inlet pipe of described heat exchange coil and the part of outlet pipe are arranged at respectively in described spent hot water's water inlet pipe.
In order to help to make full use of energy, on described water storage transducer housing inwall, set up heat-insulation layer.
Be provided with the heat retaining and exothermal body in the guide layer that described inside and outside double-deck guide pipe constitutes.
Furtherly, the structure type shape of the storage tank of said water storage transducer can be any type shapes such as round, egg shape, square, ladder type, and material can use engineering plastics, stainless steel or heat-resisting, resistant material to be made; Amount of capacity can need and be decided by Practical Calculation, and volume does not wait by 0.1 cubic metre to 10 cubic metres usually; Crown center is spent hot water's connector of intaking, and spent hot water's water inlet pipe is the bottom from the interface top to storage tank, and the water pipe delivery port is to storage tank be 1 to 20 millimeter away from bottom; The both sides, top is the outside connector of the hot water outlet of outside connector of cold water supply and transducing Hou, one interface is in order to the water supply of plugging into, normally be connected to the living water larynx in city, and the water temperature of domestic water is to change with the local climate temperature, for example at southern china, temperature on average 15-27 degree, and between the water temperature 18-25: another interface connects the water inlet of hot-water heater; This two connector also connects the thermal power transfer coil pipe of storage tank inside simultaneously, and coil-type shape structure is round, flat type, square, egg shape, star-like or many months casts etc.; Material uses available metal or nonmetallic materials as alloy copper pipe, alloy aluminum pipe, titanium alloy pipe, stainless steel tube and coefficient of overall heat transmission height to make; The type shape of pipe is round, bias tyre, square, egg shape, star-like or multi-disc cast etc.; Caliber is not waited by 2mm to 50mm, and thickness 0.2mm to 3mm does not wait to make and forms; The storage tank upper side is provided with spent hot water's outlet of an exchange Hou, and outlet connects drainpipe, and the waste water of transducer exchange Hou is drained; Drainpipe or connector that the water inlet and the bore of drainage interface and silking can be plugged into and be produced to according to Chinese Industrial Standards (CIS) (GB) or international standard (ISO).
Being installed on the basin bottom with the water storage transducer is example, the water receiver connector low basin draining position just can, as failing storage tank is put in low level because of the position, also storage tank can be placed on and be higher than the basin discharge outlet, just only need to increase a pressure pump be located at discharge outlet to transducer can.Plugging into through the water receiver connector, (this explanation shampoo trap of quoting the haircut industry is an example to from the above mentioned the wherein discharge outlet of a basin of a conduit, during about 40-42 degree centigrade of hair washing of average use hot water, the flushing Hou the hot water temperature difference descend about 1 the degree, (annotate: hair be in the women surname long in close), hair washing time average 6 minutes, the about 3-4 litre of water yield per minute).During beginning, above-mentioned hot water flows to discharge outlet enters water receiver through conduit interface through syringe pipe Hou, flow into water storage transducer bottom through spent hot water's water inlet pipe again, and the bottom is provided with the prerotation vane of anti-flow-disturbing, when being arrived at, the spent hot water can distribute the water yield and direction average flow direction thermal power transfer inner coil pipe, can make coil pipe integral body at first contact the comparatively spent hot water of high temperature, at this moment the circle internal diameter and the external diameter of inner coil pipe are all surrounded by the spent hot water, this is the spent hot water of phase I, surface temperature rises outside the inner coil pipe and the spent hot water makes, this moment, the inner coil pipe outside wall temperature was than the inner wall temperature height, physical phenomenon according to the heat transmission, be that high temperature from object partly passes to low temperature partly, thus the heat of high temperature of inner coil pipe outer wall very fast just pass saturating to inner wall surface.But this moment, the temperature of the water supply that the coil pipe inwall is flowing was lower than the temperature of inner coil pipe inwall, according to above-mentioned hot transfer principle, because of the temperature difference is being deposited in inwall and water supply, so, heat moment of inner coil pipe inwall just is delivered in low temperature supplies water, absorbed by water and take away, and this moment, the spent hot water was ceaselessly flowed into the storage tank of transducer by hair washing basin, and this moment, the spent hot water arrived top Hou of inner coil pipe, spent hot water's temperature has slight decline, and spent hot water's water level not section rise to flow in guide pipe, bottom by outer guide pipe flows to outer coil pipe bottom again, between every circle of outer coil pipe and the every circle segment distance is arranged, make hot water and coil surface do comprehensive engagement, beyond the external diameter surface of coil pipe circle begin the heat energy of absorption flow of hot water warp hot as mentioned above transfer principle under, at this moment the outer coil pipe circle surface of the very fast quilt of the hot water of second stage siphons away part heat energy and enters the phase III, and layer part on the outer coil pipe of the continuous gradually arrival of phase III hot water, spent hot water's the waste heat amount of taking advantage of is transmitted as far as possible and siphoned away to cold water supply, when the hot water of phase III arrives the top, spent hot water's efficient heat temperature is almost sopped up by coil pipe, and the spent hot water of this moment almost with the temperature of coil pipe near thermal balance, drain to the discharge outlet that Hou just can flow to storage tank.The temperature difference in spent hot water's temperature in this stage has big distance with the phase I, and the temperature difference is big more represents that then the heat conversion is many more, that is represents efficient high more.Flow to storage tank when comprehensively covering all coil pipes the spent hot water, transducer also enters and makes spent hot water's thermal energy transfer in large area and be converted to cold water supply in flowing in the coil pipe circle at the moment, because the cold water supply in flowing has absorbed behind the heat energy of heat conversion, the water temperature of inner coil pipe and outer coil pipe just can hurriedly rise, this moment, the warm water of gained after changing was plugged into to the cold water supply water inlet of fast heat (instant heating) formula water heater or storage-type electric water heater through connector, and water heater can be electric heating or gas or kerosene heated type.At this moment, the inflow temperature of water heater is promoted many by transducer, make the temperature difference of cold water supply water inlet of water heater and hot water outlet reduce, water heater heat temperature raising power can be reduced in this case, and the hot water temperature and the water yield in using still remain unchanged, and produce the available heat energy saving energy again thereby so just can effectively utilize the spent hot water not increasing additional energy source.And we can make full use of this heat energy in other purposes.
Also can use the instant electric water heater of an automatic frequency-conversion as for fast heat (instant heating) formula water heater, the input power that can regulate water heater automatically makes leaving water temperature more stable and save electric energy.The utility model was once tested as target with the haircut industry, comprised that design, use, data are quoted as proof, heat is transmitted and the statistics of conversion heat efficient, gained result such as figure four.Except that directly being docked with the instant water heater of the above, also can be docked with the cold feed water inlet of the water mixing valve of storage-type electric water heater, when using, cold water supply improves the water supply water temperature through this transducer, flow into mixing valve again and carry out the mixing of cold/hot water ratio, after mixing, can use the warm water of gained with the person.In this process, with the above-mentioned method of plugging into, can reduce the interior hot water of chargeable heat hydrophone, because of the water temperature of cold water supply has been promoted much by transducer,, and do not influence the temperature of usefulness person's preset so in mixed process, can reduce the hot water of water heater supply.So also can save the energy more than 40%, the effect of the utility model is fairly obvious.
Can not need plug into power supply or mechanical sources of this water storage transducer can use, but when this transducer is used in the lower occasion of indoor temperature, can install the low-power heat retaining and exothermal body of anti-dirt in storage tank additional, its material is formed in conjunction with manufacturing by the Teflon carbon fiber, can make water temperature maintenance proper temperature in the storage tank, can make preliminary heat transfer time shorten (this is an optional equipment).This transducer can be applicable to home-ranges, wash basin, bathroom washbowl, gondola water faucet shower tray and the business scope of using as the kitchen, as shower cabinet, the bathhouse of the shampoo trap of the industry of getting a haircut, club, can cooperate solar water heating system or the like rich normal being fit to, all can use the utility model.
Description of drawings
Fig. 1 is the structure principle chart of a kind of vertical type water storage transducer of the utility model selection
Fig. 2 is the prerotation vane group structure principle chart of the anti-flow-disturbing of the utility model
Fig. 3 is the installation site figure of the prerotation vane group of the anti-flow-disturbing of the utility model
The curve map that a kind of vertical type spent hot water transducer that Fig. 4 selects for the utility model writes down through experiment Hou
The specific embodiment
Below in conjunction with Fig. 1-4 in detail the utility model is described in detail.
The utility model comprises water storage transducer housing 9, intake-outlet 1,7 and heat exchange coil 13, it is characterized in that: the inside and outside two groups of heat exchange coils 13,12 of spent hot water's water inlet pipe 14 outer most surrounding that vertically are provided with, at said inside and outside two groups of heat exchange coils 13, the inside and outside double- deck guide pipe 16,10 of forcing fluid back and forth to flow is set between 12, and said heat exchange coil can be three groups, correspondingly, the need increase is provided with the guide pipe of turning back.Spent hot water's delivery port 7 is positioned at the upper side Ji of the storage tank of water storage transducer.
In order to strengthen uniform effect, interference guard stream prerotation vane 15 is set in described transducer bottom.
The water inlet pipe of described heat exchange coil and the part of outlet pipe are arranged at respectively in described spent hot water's water inlet pipe 14.
In order to help to make full use of energy, on described water storage transducer housing 9 inwalls, set up heat-insulation layer 8.
Be provided with heat retaining and exothermal body 17 in the guide layer that described inside and outside double-deck guide pipe constitutes.
Furtherly, the structure type shape of the storage tank housing 9 of said water storage transducer can be any type shapes such as round, egg shape, square, ladder type, and material can use engineering plastics, stainless steel or heat-resisting, resistant material to be made; Amount of capacity can need and be decided by Practical Calculation, and volume does not wait by 0.1 cubic metre to 10 cubic metres usually; Crown center is spent hot water's water inlet 1, and spent hot water's water inlet pipe 14 is the bottom from water inlet top 5 to storage tank, and the water pipe delivery port is to storage tank be 1 to 20 millimeter away from bottom; The both sides, top is the outside connector 4 of the hot water outlet of outside connector 3 of cold water supply and transducing Hou, one interface 3 is in order to the water supply of plugging into, normally be connected to the living water larynx in city, and the water temperature of domestic water is to change with the local climate temperature, for example at southern china, temperature on average 15-27 degree, and between the water temperature 18-25: another interface 4 connects the water inlet of hot-water heater; This two connector also connects the thermal power transfer coil pipe 12 and 13 of storage tank inside simultaneously, and coil-type shape structure can be as 12 and 13 of accompanying drawing 1, and the coil-type shape is round, flat type, square, egg shape, star-like or many months casts etc.; Material uses available metal or nonmetallic materials as alloy copper pipe, alloy aluminum pipe, titanium alloy pipe, stainless steel tube and coefficient of overall heat transmission height to make; The type shape of pipe is round, bias tyre, square, egg shape, star-like or multi-disc cast etc.; Caliber is not waited by 2mm to 50mm, and thickness 0.2mm to 3mm does not wait to make and forms; Storage tank upper side Ji is provided with spent hot water's delivery port 7 of an exchange Hou, and delivery port 7 connects drainpipe, and the waste water of transducer exchange Hou is drained; Drainpipe or connector that the water inlet and the bore of drainage interface and silking can be plugged into and be produced to according to Chinese Industrial Standards (CIS) (GB) or international standard (ISO).A, b, three curves of c are represented the temperature variations of washings, spent hot water, cold water respectively among Fig. 4.
Its operation principle is: the water storage transducer is installed on the basin bottom, and water receiver connect water inlet 1 low basin draining position just can, as failing storage tank is put in low level because of the position, also storage tank can be placed on and be higher than the basin discharge outlet, only need to increase be located at discharge outlet to transducer once pressurization fortune water pump can.Plugging into through 1, (this explanation shampoo trap of quoting the haircut industry is an example to from the above mentioned the wherein discharge outlet of a basin of a conduit, during about 40-42 degree centigrade of hair washing of average use hot water, the flushing Hou the hot water temperature difference descend about 1 the degree, (annotate: hair be in the women surname long in close), hair washing time average 6 minutes, the about 3-4 litre of water yield per minute).During beginning, above-mentioned hot water flows to discharge outlet enters water receiver through conduit water inlet 1 through syringe pipe Hou, flow into water storage transducer bottom through spent hot water's water inlet pipe 14 again, and the bottom is provided with the prerotation vane 15 of anti-flow-disturbing, when being arrived at, the spent hot water can distribute the water yield and direction average flow direction thermal power transfer inner coil pipe 13, can make inner coil pipe 13 integral body at first contact the comparatively spent hot water of high temperature, at this moment the circle internal diameter and the external diameter of inner coil pipe 13 are all surrounded by the spent hot water, this is the spent hot water of phase I, surface temperature rises outside the inner coil pipe 13 and the spent hot water makes, this moment, the inner coil pipe outside wall temperature was than the inner wall temperature height, physical phenomenon according to the heat transmission, be that high temperature from object partly passes to low temperature partly, so the very fast inner wall surface that just is delivered to of the heat of high temperature of inner coil pipe outer wall.But this moment, the temperature of the water supply that the inner coil pipe inwall is flowing was lower than the temperature of inner coil pipe inwall, according to above-mentioned hot transfer principle, because of the temperature difference is being deposited in inwall and water supply, so, heat moment of inner coil pipe inwall just is delivered in low temperature supplies water, absorbed by water and take away, and this moment, the spent hot water was ceaselessly flowed into the storage tank of transducer by hair washing basin, and this moment, the spent hot water arrived top Hou of inner coil pipe 13, spent hot water's temperature has slight decline, and spent hot water's water level not section rise to flow in guide pipe 16, bottom by outer guide pipe 10 flows to outer coil pipe 12 bottoms again, between every circle of outer coil pipe 12 and the every circle segment distance is arranged, make hot water and outer coil surface do comprehensive engagement, beyond the external diameter surface of coil pipe circle begin the heat energy of absorption flow of hot water warp hot as mentioned above transfer principle under, at this moment outer coil pipe circle 12 surfaces of the very fast quilt of the hot water of second stage siphon away part heat energy and enter the phase III, and layer part on the outer coil pipe 12 of the continuous gradually arrival of phase III hot water, spent hot water's the waste heat amount of taking advantage of is transmitted as far as possible and siphoned away to cold water supply, when the hot water of phase III arrives the top, spent hot water's efficient heat is almost sopped up by coil pipe, and the spent hot water of this moment almost with the temperature of outer coil pipe near thermal balance, drain to the delivery port 7 that Hou just can flow to storage tank.The temperature difference in spent hot water's temperature in this stage has big distance with the phase I, and the temperature difference is big more represents that then the heat conversion is many more, that is represents efficient high more.Flow to storage tank when comprehensively covering all coil pipes the spent hot water, transducer also enters work and spent hot water's thermal energy transfer is converted in the coil pipe circle cold water supply in flowing in large area at the moment, because the cold water supply in flowing has absorbed behind the heat energy of heat conversion, water temperature just can hurriedly rise in inner coil pipe 13 and the outer coil pipe 12, this moment, the warm water of gained after changing was plugged into to the cold water supply water inlet of fast heat (instant heating) formula water heater or storage-type electric water heater through connector 4, and water heater can be electric heating or gas or kerosene heated type.At this moment, the inflow temperature of water heater is promoted many by transducer, make the temperature difference of cold water supply water inlet of water heater and hot water outlet reduce, water heater heat temperature raising power can be reduced in this case, and the hot water temperature and the water yield in using still remain unchanged, and produce the available heat energy saving energy again thereby so just can effectively utilize the spent hot water not increasing additional energy source.And we can make full use of this heat energy in other purposes.
Also can use the instant electric water heater of an automatic frequency-conversion as for fast heat (instant heating) formula water heater, the input power that can regulate water heater automatically makes leaving water temperature more stable and save electric energy.The utility model was once tested as target with the haircut industry, comprised design.Use, data are quoted as proof, heat is transmitted and the statistics of conversion heat efficient, gained result such as figure four.Except that directly being docked with the instant water heater of the above, also can be docked with the cold feed water inlet of the water mixing valve of storage-type electric water heater, when using, cold water supply improves the water supply water temperature through this transducer, flow into mixing valve again and carry out the mixing of cold/hot water ratio, after mixing, can use the warm water of gained with the person.During the course,, can reduce to take,,, and not influence the temperature of usefulness person's preset so in mixed process, can reduce the hot water of water heater supply because of the water temperature of cold water supply has been promoted much by transducer with interior the hot water of water heater with the above-mentioned method of plugging into.So also can save the energy more than 40%, the effect of the utility model is fairly obvious.
Below in conjunction with the accompanying drawings preferred embodiments of the present utility model is narrated, but do not broken away under the situation of the spirit and scope that limit by claim of the present utility model, can also make all conversion and remodeling.Yet these conversion and remodeling still belong to protection domain of the present utility model.
Claims (6)
1, a kind of water storage transducer, comprise water storage transducer housing, intake-outlet and heat exchange coil, it is characterized in that: a spent hot water's water inlet pipe outer most surrounding that vertically is provided with inside and outside two groups or three groups of heat exchange coils, between said two groups or three groups of heat exchange coils the inside and outside double-deck guide pipe of forcing fluid back and forth to flow is set, said spent hot water's delivery port is arranged at the storage tank upper side Ji of water storage transducer.
2, water storage transducer according to claim 1 is characterized in that: in described transducer bottom interference guard stream prerotation vane is set.
3, water storage transducer according to claim 1 and 2 is characterized in that: the water inlet pipe of described heat exchange coil and the part of outlet pipe are arranged at respectively in described spent hot water's water inlet pipe.
4, water storage transducer according to claim 1 and 2 is characterized in that: set up heat-insulation layer on described water storage transducer housing inwall.
5, water storage transducer according to claim 1 and 2 is characterized in that: described storage tank structure type shape, and top is the interface position of the spent hot water that plugs into, cold water supply, hot water outlet and effluent, and top cover is detachable the connection with the bottom storage tank.
6, water storage transducer according to claim 1 and 2 is characterized in that: be provided with the heat retaining and exothermal body in the guide layer that described inside and outside double-deck guide pipe constitutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02234650 CN2545533Y (en) | 2002-05-01 | 2002-05-01 | Water-storage transverter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02234650 CN2545533Y (en) | 2002-05-01 | 2002-05-01 | Water-storage transverter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2545533Y true CN2545533Y (en) | 2003-04-16 |
Family
ID=33709377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02234650 Expired - Fee Related CN2545533Y (en) | 2002-05-01 | 2002-05-01 | Water-storage transverter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2545533Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104848538A (en) * | 2014-02-19 | 2015-08-19 | 曹亚非 | Waste hot water waste heat recycling heat pump water heater |
| CN105241277A (en) * | 2015-10-12 | 2016-01-13 | 芬图贝节能科技(南通)有限公司 | Novel finned pipe and household heating equipment high-efficiency heat exchanger |
| CN105627791A (en) * | 2016-02-17 | 2016-06-01 | 中山浩发节能科技有限公司 | Wall-mounted energy-saving heat exchange device |
| CN107839625A (en) * | 2016-09-20 | 2018-03-27 | 保时捷股份公司 | Drainage structure for the water management system of motor vehicles |
-
2002
- 2002-05-01 CN CN 02234650 patent/CN2545533Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104848538A (en) * | 2014-02-19 | 2015-08-19 | 曹亚非 | Waste hot water waste heat recycling heat pump water heater |
| CN104848538B (en) * | 2014-02-19 | 2017-12-12 | 曹亚非 | A kind of spent hot water's heat pump of recovering residual heat water heater |
| CN105241277A (en) * | 2015-10-12 | 2016-01-13 | 芬图贝节能科技(南通)有限公司 | Novel finned pipe and household heating equipment high-efficiency heat exchanger |
| CN105627791A (en) * | 2016-02-17 | 2016-06-01 | 中山浩发节能科技有限公司 | Wall-mounted energy-saving heat exchange device |
| CN107839625A (en) * | 2016-09-20 | 2018-03-27 | 保时捷股份公司 | Drainage structure for the water management system of motor vehicles |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |