The heat-accumulated type high-efficiency flat plate solar water heater
Technical field
The utility model belongs to technical field of solar water heaters, is specifically related to a kind of heat-accumulated type high-efficiency flat plate solar water heater.
Background technology
Along with people's awareness of saving energy and environmental consciousness and to the continuous enhancing of the protection consciousness of non-renewable natural resources such as oil, coal, natural gas and ocean ice etc., the application of solar water heater is popularized gradually.Technical information about solar water heater can be seen in Chinese patent literature in a large number, the solar water heater of the light-heat conversion glass tube crash-free that discloses of the anti-hail solar water heater of the formula of adding a cover that provides with the anti-frozen solar energy water heater of recommending as CN1027661C that exemplifies, integral solar water heater made of plastic, CN2879040Y that CN1399110A introduces, the anti-hail solar water heater that has removable cover that CN2886430Y discloses, high-strength solar water heater that CN1299972Y recommends and CN201106942Y slightly, etc.
Above-mentioned patent and patent application scheme all propose at the existing corresponding shortcoming that namely exposes in actual use of the solar water heater of vacuum tube structure form, specifically can reflect in the background technology hurdle by the corresponding specification of aforementioned patent.Conclude shortcoming below the solar water heater of vacuum tube structure form exists: the one, trouble is installed, and need vacuum tube be installed one by one at the scene of using, so installation process is tediously long; The 2nd, vacuum tube is frangible, change inconvenience, and in case the arbitrary vacuum tube explosion in one group of vacuum tube, can cause the water in the water tank to be let out to the greatest extent, particularly when solar water heater is furnished with automatic inlet control device, also the water source can be wasted in large quantities, because inlet control device can only be identified lack of water in the water tank automatically, and the reason that causes lack of water can not be identified; The 3rd, the installation site is had fastidious property, the overwhelming majority is installed on the roof; The 4th, maintenance probability height, use cost is big, etc.
Undoubtedly, because existing, the solar water heater of glass tube with vacuum heat form is not limited to the aforementioned shortcoming that exemplifies, therefore in recent years, flat-plate solar collector (custom claim flat plate solar water heater) is more and more for people think highly of, and improves constantly with respect to the occupation rate of market of vacuum tube structure solar water heater.Flat plate solar water heater is made up of the two large divisions: one is water tank, two is the flat-plate collector body, connected by pipeline between the two, the flat plate solar water heater of this version can be seen in the technical information about flat plate solar water heater equally in a large number in disclosed Chinese patent literature, slightly with exemplify as " flat-plate solar heat collector " that CN101498512A recommends, " flat-plate solar collector " that CN101984305A provides, " the superconducting flat solar thermal collector " that CN102032687A announces, " plate solar collector " that CN201992845U introduces, " the heat pipe-type flat plate collector " that CN201945060U discloses, " a kind of plate solar collector " that CN201964638U releases, " a kind of plate solar collector " that " flat-plate solar collector " of CN202109671U bulletin and CN102434976A disclose, etc.These patent applications and the patent scheme that are not limited to exemplify have the following disadvantages: one, because frame structure is lost reasonability, cause between base plate (industry also claims backboard) and the framework cooperate need be fixedly connected by means of securing member, thereby influence production efficiency, namely be not suitable for the industrialized mass production requirement; Its two connect because being connected between the vertical frame of framework and the horizontal frame need rely on securing member, so each other connection effect and closure are poor, outside aqueous vapor particularly rainwater is easily invaded, and causes to freeze damage; Its three, as described above owing to connect by means of securing member such as screw between the longitudinal and transverse frame, thereby make whole uniformity shortcoming, diminish sight; Its four, sealing between glass and the framework lacks effective measures, outside steam particularly rainwater easily infiltrates from the edge of glass, thereby influences the heat insulation effect of heat-insulation layer.
The patent scheme of " separated type solar photo-thermal photovoltaic system " that " the hermetically sealed antifreeze waterproof thermal-insulated flat type solar heat collector " that described 3 deficiencies of above-mentioned flat plate solar water heater are recommended by CN202648181U and CN202648176U provide is overcome.But, comprise that still there are following 2 logical frauds in the known flat plate solar water heater of these two patents: once being geographical environment, to the latitude bad adaptability; The 2nd, when all the time according to and/or night during environment,, the heat collector body can't obtain to come from the energy of solar energy because having lost the support of sunlight, thereby the water in the water tank can not get the heating, thereby cause puzzlement to the user, that is to say and can not satisfy the requirement that the user uses hot water.
At above-mentioned prior art, be necessary rationally to be improved, the applicant has done positive and useful design for this reason, has formed technical scheme described below finally.
Summary of the invention
Task of the present utility model be to provide a kind of help avoid be affected by climate change, be conducive to satisfy the user all the time according to state under use hot water to require and be of value to the heat-accumulated type high-efficiency flat plate solar water heater that embodies good energy-saving effect.
Task of the present utility model is finished like this, a kind of heat-accumulated type high-efficiency flat plate solar water heater, comprise support, be arranged on water tank and flat-plate collector body on the support, water tank has a pressure release exhaust outlet and an Inlet and outlet water interface, pressure release exhaust outlet and Inlet and outlet water the interface all internal bladder cavity of the inner bag interior with being arranged on water tank communicate, the flat-plate collector body has heat storage medium introducing interface and a heat storage medium is drawn interface, be characterised in that and also include a heat-accumulation type hot commuting case, this heat-accumulation type hot commuting case is arranged in the internal bladder cavity of described inner bag, and this heat-accumulation type hot commuting case has a heat storage medium and draws joint and a heat storage medium inlet tube, the end that heat storage medium is drawn joint communicates with the heat exchange case chamber of heat-accumulation type hot commuting case, the other end is being stretched over behind described internal bladder cavity outside the water tank and is being connected with described heat storage medium introducing joint by first pipeline, one end of heat storage medium inlet tube communicates with described heat exchange case chamber, and the other end is connected being stretched over outside the water tank behind described internal bladder cavity and drawing interface by second pipeline with described heat storage medium.
In a specific embodiment of the present utility model, between the outer wall of described water tank and described inner bag, be provided with for the heat-insulation layer to described internal bladder cavity insulation.
In another specific embodiment of the present utility model, described water tank is provided with water-level and water-temperature sensor, and this water-level and water-temperature sensor is insinuated in the described internal bladder cavity.
In another specific embodiment of the present utility model, end at described heat-accumulation type hot commuting case is provided with a heat storage medium liquid level and temperature sensor, the probe of this heat storage medium liquid level and temperature sensor is insinuated in the described heat exchange case chamber, and the sensor body of this heat storage medium liquid level and temperature sensor is being stretched over outside the described water tank behind the internal bladder cavity of described inner bag.
In another specific embodiment of the present utility model, described heat-accumulation type hot commuting case is provided with electric heating tube, and this electric heating tube is positioned at described heat exchange case chamber, and the electric heating tube power connector end of this electric heating tube is stretched over outside the described water tank.
Also have in the specific embodiment of the present utility model, in the heat exchange case chamber of described heat-accumulation type hot commuting case, be provided with a relief tube, the top of this relief tube leans out the liquid level of the heat exchange medium that is positioned at the heat exchange case chamber, and the lower end of relief tube communicates being stretched over outside the described water tank and with the external world behind the internal bladder cavity of described inner bag.
More of the present utility model and in specific embodiment, in the internal bladder cavity of described inner bag and be positioned at the inner chamber chamber length direction below be provided with a carriage, described heat-accumulation type hot commuting case with horizontally-arranged state support on carriage.
In of the present utility model and then specific embodiment, described heat exchange medium is water or anti-icing fluid.
Of the present utility model again more and in specific embodiment, in described heat exchange case chamber, be provided with heat-storing material.
In again of the present utility model and then specific embodiment, described heat-storing material is pottery.
The technical scheme that the utility model provides is owing to be provided with the heat-accumulation type hot commuting case in the internal bladder cavity of the inner bag of water tank, and the heat-accumulation type hot commuting case is connected with flat-plate collector body pipeline, thereby by the heat-accumulation type hot commuting case water in the internal bladder cavity is heated with heat exchange method, and after the water temperature in the internal bladder cavity is increased to a certain degree, the accumulation of heat of heat-accumulation type hot commuting case, when running into all the time according to weather or night, to before hold the heat got by the heat-accumulation type hot commuting case discharges and internal bladder cavity is heated, thereby the short influence of sunshine-duration of having avoided being affected by climate change and changed by the geographical position, satisfy the requirement that the user obtains hot water, and very be conducive to saves energy owing to can reduce the electrical heating probability of electric heating tube.
Description of drawings
Fig. 1 is example structure figure of the present utility model.
Fig. 2 is the cutaway view of Fig. 1.
The specific embodiment
For the auditor that the makes Patent Office especially public can be expressly understood technical spirit of the present utility model and beneficial effect more, the applicant general elaborates in the mode of embodiment below, but all be not restriction to the utility model scheme to the description of embodiment, any according to the utility model design done only for pro forma but not substantial equivalent transformation all should be considered as the technical solution of the utility model category.
See also Fig. 1 and Fig. 2, provided a support 1, water tank 2 and flat-plate collector body 3, water tank 2 and flat-plate collector body 3 all are arranged on the support 1, wherein, water tank 2 is arranged at the top of support 1, and flat-plate collector body 3 preferably is installed on the support 1 with heeling condition.
Aforesaid water tank 2 also can be described as tank box, in this water tank 2, be provided with inner bag 23, and between the outer wall of the inwall of water tank 2 and inner bag 23, be provided with heat-insulation layer 24, (be example with the shown position state) is provided with a pressure release exhaust outlet 21 on the top of water tank 2, and this pressure release exhaust outlet 21 communicates with the internal bladder cavity 231 of inner bag 23.Again, one Inlet and outlet water interface 22 is set in the bottom of water tank 2, one end of this Inlet and outlet water interface 22 communicates with internal bladder cavity 231, the other end and water supply line such as tap water pipe line and hot water are taken pipeline and are connected, and as seen, this Inlet and outlet water interface 22 has double action, one, be used for introducing running water to internal bladder cavity 231, its two, be used for the hot water in the internal bladder cavity 231 are drawn use.According to common practise, at the valve of when internal bladder cavity 231 is introduced running water, opening on the pipeline that communicates with tap water pipe line, and the valve of taking hot water on blinding off a line, otherwise with example.And, on water tank 2, also being equipped with a water-level and water-temperature sensor 25, this water-level and water-temperature sensor 25 probes in the aforementioned internal bladder cavity 231, and is connected with not shown controller (being installed in indoor usually) electrical control by sensor line 251.Find out water level in the internal bladder cavity 231 when on the low side when this water-level and water-temperature sensor 25, then give controller by it with signal feedback, send instruction by controller to aforesaid valve, opening of valves and by Inlet and outlet water interface 22 to internal bladder cavity 231 moisturizings, otherwise with example.
In aforesaid internal bladder cavity 231 and the bottom that is positioned at the length direction of internal bladder cavity 231 be provided with a carriage 2311, the effect of this carriage 2311 will be understood by following explanation.
Aforesaid flat-plate collector body 3 has heat storage medium introducing interface 31 and a heat storage medium is drawn interface 32, because flat-plate collector body 3 belongs to known technology, for example can be to the hermetically sealed antifreeze waterproof thermal-insulated flat type solar heat collector of Chinese license notification number CN202648181U(), application for a patent for invention publication No. CN102147154A(flat solar water heater) etc. reading and fully understood (these two patents propose by the applicant), so the applicant repeats no more.
The technical essential of the technical scheme that provides as the utility model, in aforementioned brackets 1, increased by a heat-accumulation type hot commuting case 4 on the matrix of water tank 2 and flat-plate collector body 3, this heat-accumulation type hot commuting case 4 is arranged in the aforesaid internal bladder cavity 231, more precisely, be arranged on the aforesaid carriage 2311 with horizontally-arranged state, the bottom of one end of the length direction of this heat-accumulation type hot commuting case 4 (diagram left end) is equipped with a heat storage medium and draws joint 41, and the other end (diagram right-hand member) is equipped with a heat storage medium inlet tube 42, specifically: the end that heat storage medium is drawn joint 41 communicates with the heat exchange case chamber 43 of heat-accumulation type hot commuting case 4, and the other end is being stretched over outside the water tank 2 behind aforesaid internal bladder cavity 231, and be connected with an end of one first pipeline 411, and the other end of this first pipeline 411 is connected with aforesaid heat storage medium introducing interface 31; One end of heat storage medium inlet tube 42 communicates with aforementioned hot commuting case chamber 43 equally, and the other end is being stretched over behind internal bladder cavity 231 outside the water tank 2 equally, and be connected with an end of one second pipeline 421, and the other end of second pipeline 421 is drawn interface 32 with aforesaid heat storage medium and is connected.
As shown in the above description, the closed circuit that flat-plate collector body 3, heat-accumulation type hot commuting case 4 form the heat exchange medium heating by first pipeline 411 and second pipeline 421, namely to the heating of the heat exchange medium in the heat exchange case chamber 43, heat exchange medium both can be water, also can be anti-icing fluid, can also be other equivalent liquid medium, present embodiment be selected water or anti-icing fluid.
Aforesaid heat-accumulation type hot commuting case 4 is provided with a heat storage medium liquid level and temperature sensor 44, the probe 441(of this heat storage medium liquid level and temperature sensor 44 also can claim probe) be insinuated in the heat exchange case chamber 43, and the sensor body 442 of this heat storage medium liquid level and temperature sensor 44 is being stretched over behind internal bladder cavity 231 outside the water tank 2, and is connected with the top controller electrical control of having mentioned by circuit 4421.Again, heat-accumulation type hot commuting case 4 is provided with electric heating tube 45, this electric heating tube 45 is positioned at and namely is stretched in heat exchange case chamber 43, and the electric heating tube power connector end 451 of this electric heating tube 45 is stretched over outside the water tank 2, and is connected with aforesaid controller electrical control equally.
According to for example needing at long-term unbroken wet weather all the time according to situation under when enabling electric heating tube 45, so when the aforementioned hot exchange media in 45 pairs of heat exchange case chambeies 43 of electric heating tube heats and reach the temperature of being set by controller, give controller by heat storage medium liquid level and temperature sensor 44 with signal feedback, send instruction by controller to electric heating tube 45, namely send instruction to electric heater, make electric heating tube 45 stop heating.When the heat exchange medium loss in the heat exchange case chamber 43 and when being lower than liquid level 432, then give controller by heat storage medium liquid level and temperature sensor 44 with signal feedback equally, shown by controller, with the prompting user to heat exchange case chamber 43 supplemental heat exchange medias, otherwise with example.
For heat-accumulation type hot commuting case 4 is implemented protection; avoid explosion; therefore in heat exchange case chamber 43, be provided with a relief tube 431; be example with state illustrated in figures 1 and 2; the upper end of this relief tube 431 leans out aforesaid liquid level 432; and the lower end is being stretched over outside the water tank 2 behind the internal bladder cavity 231 of inner bag 23 and is communicating with the external world, by this relief tube the pressed gas in the heat exchange case chamber 43 is drained into the external world.
Please continue to see Fig. 1, in aforesaid heat exchange case chamber 43, be provided with heat-storing material 433, in the present embodiment, though heat-storing material 433 is selected with pottery, can not limit the utility model therefrom, because, as heat-storing material, its kind is more, and for example cobblestone etc. all can be used as heat-storing material.
As preferred scheme, cause for fear of heat-storing material 433 and heat storage medium to be drawn joint 41 stop up, thereby in heat exchange case chamber 43 every being provided with one piece of half formula baffle plate 434, stopped by 434 pairs of heat-storing materials 433 of this half formula baffle plate, draw the unimpeded of joint 41 to guarantee heat storage medium.
The applicant sketches application of the present utility model, by the heating of the heat exchange medium in 3 pairs of heat exchange case chambeies of flat-plate collector body 43, by heat exchange medium the water of the internal bladder cavity 231 that is positioned at inner bag 23 is carried out heat transmission and namely carry out heat exchange, and be positioned at the heat-storing material 433 while accumulation of heats in heat exchange case chamber 43.All the time according to weather the time because that the heat exchange medium in the heat exchange case chamber 43 and interior heat-storing material 433 thereof are in is hot, and by its release heat to the heating of the water in the internal bladder cavity 231, thereby the user is that the user can obtain hot water in the same old way.
In sum, the technical scheme that the utility model provides has overcome the shortcoming in the prior art, has finished the invention task faithfully, has embodied the technique effect described in the superincumbent technique effect of the applicant hurdle objectively.