CN208735942U - Solar water heater - Google Patents

Abstract

The utility model provides a kind of solar water heater, is related to the technical field of solar energy equipment.Solar water heater provided by the utility model includes: water tank, fixed frame and glass cover-plate；Accommodation groove is provided on fixed frame, water tank is installed in accommodation groove；Glass cover-plate is connected to fixed frame, and covers the opening of accommodation groove；Glass cover-plate includes the first glassy layer and the second glassy layer, and the first glassy layer and the second glassy layer are spaced apart, and the second glassy layer is located at the first glassy layer close to the side of water tank；Sealing thermal insulating cavity is formed between first glassy layer and the second glassy layer.By the way that in solar water heater provided by the utility model, the heat for alleviating hot water present in solar water heater in the prior art is easy to lose, the technical issues of reducing the utilization efficiency to solar energy.

Description

Solar water heater

Technical field

The utility model relates to the technical fields of solar energy equipment, more particularly, to a kind of solar water heater.

Background technique

Enhancing with people's environmental consciousness and the increase of the demand to the energy, people increasingly pay attention to clean energy resource and The development and utilization of renewable energy, such as solar energy, wind energy, water energy and tide energy.Solar energy is a kind of reproducible cleaning The energy, has the advantages that inexhaustible inexhaustible, and can develop and utilize in most area, with other cleanings The energy, which is compared, more advantages.The basic mode of Solar use can be divided into light-heat utilization, light-electricity utilizes, light-chemistry Utilize, four class of light-biological utilisation.In four class Solar use modes, light-hot-cast socket technology is relatively mature, produces Product are also relatively abundanter, and application cost is relatively low, and popularization degree is also higher in people's daily life.Utilize light-hot-cast socket The product of technology includes: solar water heater, boiler, drier, solar cooker, solar energy greenhouse, solar energy housing, solar energy sea water Desalting plant and solar heating and refrigerator etc..Wherein, solar water heater is a kind of common solar collecting device, with The features such as its is at low cost, easy to use and is suitable for home use becomes the housed device that more and more family's selections are equipped with.

Solar energy is converted into thermal energy by solar water heater, and water is heated to high-temperature from low temperature using solar energy, To be supplied to people's life hot water used.Solar water heater generally comprises thermal-collecting tube and bracket and related accessories.Solar energy turns It changes thermal energy into and relies primarily on thermal-collecting tube；Thermal-collecting tube is high by sunlight shadow surface temperature, and thermal-collecting tube opaco temperature is low, and manages interior water just Temperature difference reaction is generated, the principle sunk using hot water floating cold water makes water generate microcirculation and step up the water in thermal-collecting tube Temperature；Solar water heater generally passes through riding and is mounted on roof, to receive solar energy.

In use, the heat of hot water easily passes through heat loss through radiation and to wandering solar water heater in the prior art The forms such as heat are scattered and disappeared, and are led to heat energy loss, are reduced the utilization efficiency to solar energy.

The information disclosed in the background technology section is intended only to deepen the reason to the general background technology of the utility model Solution, and it is known to those skilled in the art existing to be not construed as recognizing or imply that the information is constituted in any form Technology.

Utility model content

The purpose of this utility model is to provide a kind of solar water heaters, to alleviate solar water in the prior art The technical issues of heat of hot water present in device is easy to lose, reduces the utilization efficiency to solar energy.

Solar water heater provided by the utility model includes: water tank, fixed frame and glass cover-plate；It is provided on fixed frame Accommodation groove, water tank are installed in accommodation groove；Glass cover-plate is connected to fixed frame, and covers the opening of accommodation groove；Glass cover-plate Including the first glassy layer and the second glassy layer, the first glassy layer and the second glassy layer are spaced apart, and the second glassy layer is located at first Glassy layer is close to the side of water tank；Sealing thermal insulating cavity is formed between first glassy layer and the second glassy layer.

Further, be provided with sealing joint strip between the edge of the first glassy layer and the edge of the second glassy layer, sealing every Inert gas is filled in warm chamber.

Further, the edge soldering connection at the edge of the first glassy layer and the second glassy layer；Sealing thermal insulating cavity is vacuum State.

Further, supporting element is provided between the first glassy layer and the second glassy layer.

Further, the second glassy layer surface opposite with the first glassy layer is provided with LOW-E film layer.

Further, water tank includes more heat collection water storage pipes, and more heat collection water storage pipes are spaced apart in accommodation groove；Thermal-arrest Standpipe has a first end and a second end, and the first end of more heat collection water storage pipes is respectively positioned on the same end of accommodation groove, more thermal-arrests The second end of standpipe is respectively positioned on the other end of accommodation groove；The first end of heat collection water storage pipe and an adjacent heat collection water storage pipe First end connection, second end are connected to the second end of another adjacent heat collection water storage pipe.

Further, two neighboring heat collection water storage pipe is connected by fast-spliced connector.

Further, fast-spliced connector includes the first connector and the second connector；The first company is provided on first connector It takes over, the second connecting tube with the cooperation of the first connecting tube is provided on the second connector；First connector and the second connector are separately connected In the same end of two adjacent heat collection water storage pipes, and the second connecting tube is inserted into the first connecting tube so that the first connector with Second fittings.

Further, fixed frame includes support frame and polyurethane insulation coating, and polyurethane insulation coating is connected to support frame； Accommodation groove is set to polyurethane insulation coating.

Further, polyurethane insulation coating is shaped in support frame.

Solar water heater provided by the utility model is related to the technical field of solar energy equipment.The utility model provides Solar water heater include: water tank, fixed frame and glass cover-plate；Accommodation groove is provided on fixed frame, water tank is installed on accommodating In slot；Glass cover-plate is connected to fixed frame, and covers the opening of accommodation groove；Glass cover-plate includes the first glassy layer and the second glass Glass layer, the first glassy layer and the second glassy layer are spaced apart, and the second glassy layer is located at the first glassy layer close to the side of water tank；The Sealing thermal insulating cavity is formed between one glassy layer and the second glassy layer.In solar water heater provided by the utility model, water tank peace Loaded on the accommodation groove between fixed frame and glass cover-plate, fixed frame plays a protective role to water tank；When in use, glass cover-plate is Sunlight shadow surface, sunlight are irradiated on water tank by glass cover-plate, and water tank absorbs solar energy, and are converted into thermal energy transmitting water supply The water stored in case；Water in water tank absorbs heat, and temperature gradually rises.

Glass cover-plate cover accommodation groove opening, can make accommodation groove formed airtight chamber, with reduce the heat in water tank to It is outer to scatter and disappear.

Glass cover-plate includes the first glassy layer and the second glassy layer, and the shape between the first glassy layer and the second glassy layer At sealing thermal insulating cavity, the performance of glass cover-plate trap heat transmitting can further improve in this way, to reduce the heat in water tank It scatters and disappears to outside.

Therefore, solar water heater provided by the utility model can reduce the heat loss in water tank, so that utilizing the sun The heat that can be converted preferably is stored in water tank, alleviates the heat of hot water present in solar water heater in the prior art Measure easy to lose, the technical issues of reducing the utilization efficiency to solar energy.

To enable the above objects, features, and advantages of the utility model to be clearer and more comprehensible, be cited below particularly the utility model compared with Good embodiment, and cooperate appended attached drawing, it is described below in detail.

Detailed description of the invention

It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art Under the premise of labour, it is also possible to obtain other drawings based on these drawings.

Fig. 1 is the main view of solar water heater provided by the embodiment of the utility model；

Fig. 2 is the top view of solar water heater provided by the embodiment of the utility model；

Fig. 3 is A-A cross-sectional view in Fig. 1；

Fig. 4 is the knot of the first embodiment of glass cover-plate in solar water heater provided by the embodiment of the utility model Structure schematic diagram；

Fig. 5 is the knot of the first embodiment of glass cover-plate in solar water heater provided by the embodiment of the utility model Structure schematic diagram；

Fig. 6 is the connection structure of the first connector and the second connector in solar water heater provided by the embodiment of the utility model Schematic diagram.

Icon: 01- heat collection water storage pipe；02- glass cover-plate；The first glassy layer of 021-；The second glassy layer of 022-；023- sealing Adhesive tape；024- brazing material layer；025- supporting block；The fast-spliced connector of 03-；The first connector of 031-；The second connector of 032-；033- First connecting tube；The second connecting tube of 034-；041- support frame；042- polyurethane insulation coating；05-LOW-E film layer.

Specific embodiment

The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical Novel protected range.

It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary, It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition The concrete meaning of language in the present invention.

Solar water heater provided by the embodiment of the utility model includes: water tank, fixed frame and glass cover-plate 02；Fixed frame On be provided with accommodation groove, water tank is installed in accommodation groove；Glass cover-plate 02 is connected to fixed frame, and covers opening for accommodation groove Mouthful；Glass cover-plate 02 includes the first glassy layer 021 and the second glassy layer 022, between the first glassy layer 021 and the second glassy layer 022 Every distribution, the second glassy layer 022 is located at the first glassy layer 021 close to the side of water tank；First glassy layer 021 and the second glassy layer Sealing thermal insulating cavity is formed between 022.

Specifically, in solar water heater provided by the embodiment of the utility model, water tank is installed on fixed frame and glass cover Accommodation groove between plate 02, fixed frame play a protective role to water tank；When in use, glass cover-plate 02 is sunlight shadow surface, sun Light is irradiated on water tank by glass cover-plate 02, and water tank absorbs solar energy, and is converted into and is stored in thermal energy transmitting feed-tank Water；Water in water tank receives heat, and temperature gradually rises.

Glass cover-plate 02 covers the opening of accommodation groove, accommodation groove can be made to form airtight chamber, to reduce the heat in water tank It scatters and disappears outward.

Glass cover-plate 02 includes the first glassy layer 021 and the second glassy layer 022, and in the first glassy layer 021 and second Sealing thermal insulating cavity is formed between glassy layer 022, can further improve the performance of 02 trap heat of glass cover-plate transmitting in this way, thus The heat reduced in water tank scatters and disappears to outside.

Therefore, solar water heater provided by the embodiment of the utility model can reduce the heat loss in water tank, make to get profit It is preferably stored in water tank with the heat that solar energy converts.

Further, sealing joint strip is provided between the edge of the first glassy layer 021 and the edge of the second glassy layer 022 023, it seals and is filled with inert gas in thermal insulating cavity.

Specifically, referring to figure 4., the first glassy layer 021, the second glassy layer 022 and sealing joint strip 023, which surround, forms closing Sealing thermal insulating cavity.

Inert gas is filled in sealing thermal insulating cavity, is on the one hand kept the pressure in sealing thermal insulating cavity to stablize, is conducive to first Glassy layer 021 and 022 structure of the second glassy layer are more firm；Another aspect inert gas can be reduced on the second glassy layer 022 Heat is transmitted to the first glassy layer 021, to improve the heat-proof quality of glass cover-plate 02.

In some embodiments, contain hygroscopic agent in sealing joint strip 023, to absorb the moisture in sealing thermal insulating cavity, reduce Heat is transmitted by vapor in sealing thermal insulating cavity between first glassy layer 021 and the second glassy layer 022.

Further, the edge soldering connection at the edge of the first glassy layer 021 and the second glassy layer 022；Seal thermal insulating cavity For vacuum state.

Specifically, referring to figure 5., pricker is formed between the edge of the first glassy layer 021 and the edge of the second glassy layer 022 Solder layer 024.Brazing material layer 024 has the function of connecting the first glassy layer 021 and the second glassy layer 022；Sealing is played simultaneously Effect.Brazing material layer 024, the first glassy layer 021 and the encirclement of the second glassy layer 022 form closed sealing thermal insulating cavity.

Sealing thermal insulating cavity is vacuum state, can further obstruct heat on the second glassy layer 022 to the first glassy layer 021 Transmitting improves the heat-proof quality of glass cover-plate 02.

In some embodiments, the side of the second glassy layer 022 towards sealing thermal insulating cavity is provided with getter, and getter can The gases such as the vapor in sealing thermal insulating cavity are absorbed, so as to keep higher vacuum degree for a long time in sealing thermal insulating cavity.

In some embodiments, be provided with bleeding point on the first glassy layer 021, in order to by bleeding point extraction sealing every Gas in warm chamber makes to form vacuum state in sealing thermal insulating cavity.Bleeding point is closed by sealing element.

Further, supporting element is provided between the first glassy layer 021 and the second glassy layer 022.

Specifically, referring to figure 5., supporting element includes multiple supporting blocks 025, and multiple supporting blocks 025 are spaced apart in sealing In thermal insulating cavity；And the two sides of each supporting block 025 are abutted with the first glassy layer 021 and the second glassy layer 022 respectively.Sealing every It is vacuum state in warm chamber, so that the pressure difference of 021 two sides of the first glassy layer is larger, the pressure difference of 022 two sides of the second glassy layer Also larger, the first glassy layer 021 bears the pressure of the biggish side for being directed toward sealing thermal insulating cavity, and the second glassy layer 022 is also subjected to The pressure of the biggish side for being directed toward sealing thermal insulating cavity.Supporting block 025 can play the first glassy layer 021 and the second glassy layer 022 To the effect of support, so that the structure of the first glassy layer 021 and the second glassy layer 022 is more firm.

Further, it is set referring to figure 4. with Fig. 5, the surface of the second glassy layer 022 towards the side of the first glassy layer 021 It is equipped with LOW-E film layer 05.

Specifically, to the second glassy layer 022 towards the side of the first glassy layer 021 surface carry out LOW-E (Low emissivity, Full name in English: Low emissivity) processing, it is formed LOW-E film layer 05 (Low emissivity film layer).LOW-E film layer 05 be include more The membrane system product of layer metal and other compounds composition, has the spy to visible light high transmission and centering far infrared high reflection Property, there is excellent heat insulation and good translucency.In this way, the visible light part be conducive in sunlight penetrates the first glass Glass layer 021 and the second glassy layer 022, are irradiated on water tank, are absorbed and utilized by water tank；And the heat in water tank is reduced with infrared The form of line passes through the second glassy layer 022, and the heat obstructed in water tank distributes outward, reduces heat loss through radiation heat waste.

LOW-E film layer 05 is set to the second glassy layer 022 towards the side of sealing thermal insulating cavity, can rise to LOW-E film layer 05 To the effect of protection, abrasion of the use process to LOW-E film layer 05 is reduced, the stability of heat insulation is improved.

Further, water tank includes more heat collection water storage pipes 01, and more heat collection water storage pipes 01 are spaced apart in accommodation groove； Heat collection water storage pipe 01 has a first end and a second end, and the first end of more heat collection water storage pipes 01 is respectively positioned on the same end of accommodation groove, The second end of more heat collection water storage pipes 01 is respectively positioned on the other end of accommodation groove；The first end of heat collection water storage pipe 01 with adjacent one The first end of heat collection water storage pipe 01 is connected to, and second end is connected to the second end of another adjacent heat collection water storage pipe 01.

Specifically, Fig. 1-Fig. 3 is please referred to, more heat collection water storage pipes 01 are spaced apart along the width direction of accommodation groove.Sunlight It is irradiated on heat collection water storage pipe 01, heat collection water storage pipe 01 absorbs solar energy, and is converted into thermal energy and is transmitted to the water wherein stored.

More heat collection water storage pipes 01 are sequentially communicated, and the water be conducive in each heat collection water storage pipe 01 forms convection current, are conducive to Water in each heat collection water storage pipe 01 carries out heat transfer, so that the temperature of the water in each heat collection water storage pipe 01 is more equal Weighing apparatus, is conducive to each heat collection water storage pipe 01 and steadily absorbs solar energy.

Further, two neighboring heat collection water storage pipe 01 is connected by fast-spliced connector 03.

Specifically, referring to figure 2., when assembling solar water heater provided by the embodiment of the utility model, each thermal-arrest Standpipe 01 is successively installed in accommodation groove by root from one end of accommodating slot width direction to the opposite other end.Adjacent two collection It is connected between hot standpipe 01 by fast-spliced connector 03, it is easy to assembly, convenient for providing the assembly efficiency in production process； And relative to connection types such as welding, maintenance and repair is carried out convenient for later period dismounting.

Further, fast-spliced connector 03 includes the first connector 031 and the second connector 032；On first connector 031 It is provided with the first connecting tube 033, the second connecting tube 034 with the cooperation of the first connecting tube 033 is provided on the second connector 032；The One connector 031 and the second connector 032 are connected to the same end of two adjacent heat collection water storage pipes 01, and the second connecting tube In 034 the first connecting tube 033 of insertion, so that the first connector 031 is connected to the second connector 032.

Specifically, Fig. 6 is please referred to, the first connector 031 and the second connector 032 are connected to two adjacent heat collection water storages The same end of pipe 01, the first connecting tube 033 are oppositely arranged with the second connecting tube 034；Along accommodating slot width direction, thermal-arrest is stored up Water pipe 01 is pushed to another adjacent heat collection water storage pipe 01, and the second connecting tube 034 can be made to be inserted into the first connecting tube 033, is realized First connector 031 is connect with the second connector 032.

In some embodiments, Fig. 6 is please referred to, the outer wall of the second connecting tube 034 is provided with the ring for placing sealing ring Shape slot reduces leak risk to improve the leakproofness connected between the first connecting tube 033 and the second connecting tube 034.

In some embodiments, the outer wall of the second connecting tube 034 is provided with multiple for placing the annular groove of sealing ring, more A annular groove is distributed along the axially spaced-apart of the second connecting tube 034.

In some embodiments, it is additionally provided with the second connecting tube 034 on the first connector 031, is also set up on the second connector 032 There is the first connecting tube 033 matched with second connecting tube 034.Pass through two between first connector 031 and the second connector 032 The first connecting tube 033 of group is connected to the second connecting tube 034, keeps water flow between adjacent two heat collection water storage pipes 01 more smooth.

Further, Fig. 1 and Fig. 3 are please referred to, fixed frame includes support frame 041 and polyurethane insulation coating 042, polyurethane Insulating layer 042 is connected to support frame 041；Accommodation groove is set to polyurethane insulation coating 042.

Specifically, polyurethane insulation coating 042 is made of polyurethane foam material, and is an integral molding structure.With by more The mode of block heat insulating block splicing is compared, and can be reduced heat and be scattered and disappeared by stitching portion, and the heat dissipation that water tank deviates from the side of sunlight is reduced, Improve thermal insulation property.

In some embodiments, the side of polyurethane insulation coating 042 towards accommodation groove is provided with multiple arcs groove, arc Groove is matched with the outer wall of heat collection water storage pipe 01；More heat collection water storage pipes 01 are installed on arc groove correspondingly respectively In.On the one hand heat collection water storage pipe 01 is made to connect more firm；Another aspect polyurethane insulation coating 042 wraps up heat collection water storage pipe 01 a part of outer wall, helps to improve thermal insulation property.

Further, polyurethane insulation coating 042 is shaped in support frame 041.

Specifically, after support frame 041 completes, by mold, polyurethane foam material is directly molded on support In framework 041.In this way, can make to connect between polyurethane insulation coating 042 and support frame 041 it is stronger so that this is practical new The overall structure for the solar water heater that type embodiment provides is more firm.

Finally, it should be noted that all the embodiments in this specification are described in a progressive manner, each embodiment What is stressed is all differences from other embodiments, and same and similar part cross-reference is between each embodiment It can；The above various embodiments is only to illustrate the technical solution of the utility model, rather than its limitations；Although referring to aforementioned each implementation The utility model is described in detail in example, those skilled in the art should understand that: it still can be to aforementioned Technical solution documented by each embodiment is modified, or equivalent substitution of some or all of the technical features； In the absence of conflict, the features in the embodiments and the embodiments of the present application can be combined with each other.And these modifications, replacement Or combination, the scope of the technical solutions of the embodiments of the utility model that it does not separate the essence of the corresponding technical solution.

Claims (10)

1. a kind of solar water heater characterized by comprising water tank, fixed frame and glass cover-plate；

Accommodation groove is provided on the fixed frame, the water tank is installed in the accommodation groove；

The glass cover-plate is connected to the fixed frame, and covers the opening of the accommodation groove；

The glass cover-plate includes the first glassy layer and the second glassy layer, first glassy layer and second glassy layer interval Distribution, second glassy layer are located at first glassy layer close to the side of the water tank；First glassy layer and described Sealing thermal insulating cavity is formed between second glassy layer.

2. solar water heater according to claim 1, which is characterized in that the edge of first glassy layer and described the It is provided with sealing joint strip between the edge of two glassy layers, is filled with inert gas in the sealing thermal insulating cavity.

3. solar water heater according to claim 1, which is characterized in that the edge of first glassy layer and described the The edge soldering connection of two glassy layers；The sealing thermal insulating cavity is vacuum state.

4. solar water heater according to claim 3, which is characterized in that first glassy layer and second glass Supporting element is provided between layer.

5. solar water heater according to claim 1, which is characterized in that second glassy layer and first glass The opposite surface of layer is provided with LOW-E film layer.

6. solar water heater according to claim 1, which is characterized in that the water tank includes more heat collection water storage pipes, The more heat collection water storage pipes are spaced apart in the accommodation groove；

The heat collection water storage pipe has a first end and a second end, and the first end of the more heat collection water storage pipes is respectively positioned on the accommodating The second end of the same end of slot, the more heat collection water storage pipes is respectively positioned on the other end of the accommodation groove；

The first end of the heat collection water storage pipe is connected to the first end of the adjacent one heat collection water storage pipe, second end with it is adjacent Another heat collection water storage pipe second end connection.

7. solar water heater according to claim 6, which is characterized in that the two neighboring heat collection water storage pipe passes through fast Fast bayonet joint connection.

8. solar water heater according to claim 7, which is characterized in that the fast-spliced connector connects including first Head and the second connector；

It is provided with the first connecting tube on first connector, is provided on second connector and first connecting tube cooperation Second connecting tube；

First connector and second connector are connected to the same end of the heat collection water storage pipe of adjacent two, and Second connecting tube is inserted into first connecting tube, so that first connector and second fittings.

9. solar water heater according to claim 1, which is characterized in that the fixed frame includes support frame and poly- ammonia Ester insulating layer, the polyurethane insulation coating are connected to the support frame；The accommodation groove is set to the polyurethane insulation coating.

10. solar water heater according to claim 9, which is characterized in that the polyurethane insulation coating is shaped in The support frame.