CN108362022A - A kind of uniform solar water heater of temperature - Google Patents
A kind of uniform solar water heater of temperature Download PDFInfo
- Publication number
- CN108362022A CN108362022A CN201810197412.7A CN201810197412A CN108362022A CN 108362022 A CN108362022 A CN 108362022A CN 201810197412 A CN201810197412 A CN 201810197412A CN 108362022 A CN108362022 A CN 108362022A
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- China
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- air
- interlayer space
- solar
- glass tube
- inner glass
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/44—Heat exchange systems
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/47—Mountings or tracking
Abstract
The invention discloses a kind of uniform solar water heaters of temperature, including solar thermal collector, cold water storage cistern, boiler and holder, the solar thermal collector includes frame and the solar vacuum heat-collecting pipe of more side by side parallel being arranged in frame arrangement, the frame includes top plate, bottom plate and the side plate of both sides, in the top plate jack for across the solar vacuum heat-collecting pipe corresponding with being provided on bottom plate, it is provided in each described jack and the matched sleeve gasket of the solar vacuum heat-collecting pipe, the frame setting of the solar thermal collector is on the bracket, the cold water storage cistern is located at the lower end of the holder.
Description
Technical field
The present invention relates to field of solar energy, and in particular to a kind of uniform solar water heater of temperature.
Background technology
Since oil price is unstable and the limitation etc. of climate change agreement, the importance of new regenerative resource become larger.It can be again
The raw energy includes solar heat, sunlight, biomass energy, wind-force, small power station, underground heat, ocean energy and waste energy etc., and new energy
Source includes fuel cell, liquefaction coal, gasification coal and Hydrogen Energy.Problem is sent out from new regenerative resource, particularly sunlight
The cost of electricity is not up to the power grid par for the cost for being equal to traditional thermal power generation using fossil fuel.But with technology
Progress is persistently reduced from the solar thermal power generation of the solar thermal power generation in new regenerative resource in cost of electricity-generating, and
Generating efficiency is being gradually increased.
Solar energy is converted into thermal energy and relies primarily on heat collector.At present solar thermal collector mainly have vacuum tube collector,
Three kinds of heat pipe collector and vacuum flat plate collector.
The solar thermal collector of existing domestic solar water heater, during flowing in evacuated collector tube by water
Heat is absorbed, since evacuated collector tube is cylindrical-shaped structure, the solar energy irradiation in each face is uneven, therefore, causes at it
The uneven heating of the medium water of interior flowing is even, causes finally storage uneven to the coolant-temperature gage in boiler, there are portion temperatures
Therefore inadequate relatively cold water be easy to cause hot water temperature and does not reach requirement, and in winter, environment temperature is relatively low, general in the north
All over environment temperature in subzero, since the evacuated collector tube of solar thermal collector is arranged at outdoor, then vacuum heat-collecting tube capacity
Easy bursting by freezing causes flow to lose and becomes ice, is further exacerbated by bursting by freezing, causes vicious circle, therefore, existing solar thermal collector
There are the risk of bursting by freezing, safety is relatively low.
Invention content
The purpose of the present invention is that be lacked to solve the non-uniform technology of evacuated collector tube thermal-arrest of solar thermal collector
It falls into, a kind of uniform solar water heater of temperature is provided, to meet the growing expectation to good life of people.
To achieve the above object, the present invention provides following technical schemes：
The uniform solar water heater of a kind of temperature provided by the invention, which is characterized in that including solar thermal collector, cold
Water tank, boiler and holder, the solar thermal collector include that frame and be arranged in the frame more put down side by side
The solar vacuum heat-collecting pipe of row arrangement, the frame includes the side plate of top plate and bottom plate and both sides, in the top plate and bottom plate
On be provided with it is corresponding for across the solar vacuum heat-collecting pipe jack, be provided in each described jack with
The matched sleeve gasket of solar vacuum heat-collecting pipe, the frame setting of the solar thermal collector are on the bracket, described
Cold water storage cistern is located at the lower end of the holder, and the boiler is located at the upper end of the holder, the sun of the solar thermal collector
The entrance of energy evacuated collector tube connects the cold water storage cistern, and the outlet of the solar vacuum heat-collecting pipe connects the boiler；
The each solar vacuum heat-collecting pipe includes outer glass pipe and inner glass tube, the outer glass pipe with it is described
Two pieces of partition boards are provided in interlayer space between inner glass tube, the interlayer space is divided into front and back two parts by the partition board,
Preceding part interlayer space is in day side towards south, and rear part interlayer space is in the shade side, the front towards the north
Interlayer space and the volume ratio of the rear part interlayer space is divided to be more than 1.2, the preceding part interlayer space vacuumizes to be formed very
Empty interlayer, the rear part interlayer space is interior to form air flow channel, in the rear along the interior glass in the interlayer space of part
Spaced set has more metal heating wires, the more metal electric heating wires to be close to the interior glass to the axis direction of pipe successively
Pipe is located at the outer wall setting in the rear part interlayer space, and the air intake of the rear part interlayer space is located at lower part,
Air blower is provided at the air intake, the air outlet slit of the rear part interlayer space is located at top, and the air goes out
Mouth connects the boiler, and exhaust-valve is provided at the top of the boiler；
The inner glass tube includes the first half being located in the preceding part interlayer space and the part after described
The outer wall of latter half in interlayer space, the inner glass tube of the first half is smooth, and inner wall spaced set has protrusion,
The outer wall of the inner glass tube of the latter half is provided with multiple horizontal grooves, the extending direction of each horizontal groove with
The axis direction of the inner glass tube is perpendicular, and at one, its corresponding level is recessed for each metal heating wire setting
In slot, the outer wall of the inner glass tube of half part is additionally provided with a vertical groove in the rear, the vertical groove with it is described more
The perpendicular connection in midpoint of a horizontal groove, is provided with cable in the vertical groove, the cable with described more
Metal heating wire is electrically connected；
Multiple air holes, one end of the air hole are provided on the wall surface of the inner glass tube of half part in the rear
It is connected to the water flowing space in the inner glass tube, the other end of the air hole is connected in the rear part interlayer space
Air flow channel, the air hole are tapered spray orifice, and cross section is gradually become from air flow channel one end to water flowing space one end
It is small, it is provided with back-stop mechanism in the air hole.
Preferably, air conduit is provided in the boiler, the outlet of the air conduit is arranged in the hot water
The entrance of the bottom of case, the air conduit connects the air outlet slit, and multiple leakages are evenly arranged on the air conduit
Stomata.
Preferably, the multiple air hole is in the rear array distribution on the wall surface of the inner glass tube of half part, or
Person is distributed in a plurality of helix.
Preferably, the volume ratio of the preceding part interlayer space and the rear part interlayer space is 1.5.
Advantageous effect is：
(1) interlayer space of each solar vacuum heat-collecting pipe is divided into first half and latter half, preceding
The preferable interlayer space of half part heat absorption is arranged to vacuum interlayer to prevent heat losses, and absorb heat poor interlayer in latter half
Space is arranged to electrical heating air flow channel, can heat air, and hot-air is sprayed into the inner glass tube by air hole
It is interior, make hot-air and the lower water flow medium direct contact heat transfer of temperature and flow-disturbing in it so that the flow in inner glass tube
Medium can thermally equivalent, temperature is uniform；
(2) it is provided with back-stop mechanism in the air hole, can prevents flow from entering in air flow channel, improve system
Safety；
(3) air outlet slit is passed through by the air conduit in the boiler, is not injected into the inner glass tube
Hot-air can be directly entered in boiler and exchange heat with the aqueous medium in it, heat the aqueous medium in it, and finally become
It is discharged in environment by exhaust-valve for cold air, improves energy utilization rate as far as possible, avoid heat waste.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
Obtain other attached drawings according to these attached drawings.
Fig. 1 is the structural schematic diagram of the solar water heater of the present invention；
Fig. 2 is the structural schematic diagram of any solar vacuum heat-collecting pipe of the present invention；
Fig. 3 is the schematic cross-section of any solar vacuum heat-collecting pipe of the present invention；
Fig. 4 is the structure schematic diagram of the latter half inner glass tube of the present invention.
Specific implementation mode
To make the object, technical solutions and advantages of the present invention clearer, technical scheme of the present invention will be carried out below
Detailed description.Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art are obtained all without making creative work
Other embodiment belongs to the range that the present invention is protected.
Shown in Fig. 1-Fig. 4, a kind of uniform solar water heater of temperature provided by the invention, which is characterized in that packet
Solar thermal collector 1, cold water storage cistern 2, boiler 3 and holder 4 are included, the solar thermal collector 1 includes that frame and setting exist
The solar vacuum heat-collecting pipe 5 of more side by side parallel arrangement in the frame, the frame includes top plate 6, bottom plate 7 and two
The side plate 8 of side, it is corresponding with being provided on bottom plate 7 for inserting across the solar vacuum heat-collecting pipe 5 in the top plate 6
Hole 9, be provided in each described jack with 5 matched sleeve gasket (not shown) of the solar vacuum heat-collecting pipe, it is described
The frame of solar thermal collector 1 is arranged on the holder 4, and the cold water storage cistern 2 is located at the lower end of the holder 4, the hot water
Case 3 is located at the upper end of the holder 4, and the entrance of the solar vacuum heat-collecting pipe 5 of the solar thermal collector 1 connects the cold water
The outlet of case 2, the solar vacuum heat-collecting pipe 5 connects the boiler 3；
The each solar vacuum heat-collecting pipe 5 includes outer glass pipe 10 and inner glass tube 11, the outer glass pipe
Two pieces of partition boards 12 are provided in interlayer space between 10 and the inner glass tube 11, the partition board 12 divides the interlayer space
For front and back two parts, preceding part interlayer space 13 is in day side, rear part interlayer space 14 is towards the north, place towards south
In in the shade side, the preceding part interlayer space 13 and the volume ratio of the rear part interlayer space 14 are more than 1.2, the preceding part
Interlayer space 13 vacuumizes to form vacuum interlayer, forms air flow channel in the rear part interlayer space 14, in the rear part
There are more metal heating wires 15 along the axis direction of the inner glass tube successively spaced set in interlayer space 14, it is described more
Root metal electric heating wire 15 is close to the outer wall setting that the inner glass tube is located in the rear part interlayer space, the rear part
The air intake of interlayer space 14 is located at lower part, and air blower 16 is provided at the air intake, and the rear part interlayer is empty
Between 14 air outlet slit be located at top, and the air outlet slit connects the boiler 3, is arranged at the top of the boiler 3
There is exhaust-valve 17；
The inner glass tube 11 includes the first half being located in the preceding part interlayer space 13 and after described
The outer wall of latter half in part interlayer space 14, the inner glass tube of the first half is smooth, inner wall spaced set
There are protrusion, the outer wall of the inner glass tube of the latter half to be provided with multiple horizontal grooves 18, each described horizontal groove 18
Extending direction and the inner glass tube 11 axis direction it is perpendicular, the setting of each metal heating wire 15 one its
In the corresponding horizontal groove 18, the outer wall of the inner glass tube of half part is additionally provided with a vertical groove 19 in the rear,
The perpendicular connection in midpoint of the vertical groove 19 and the multiple horizontal groove 18, cable is provided in the vertical groove
Line 20, the cable 20 are electrically connected with the more metal heating wires 15；
In the rear multiple air hole (not shown), the air are provided on the wall surface of the inner glass tube 11 of half part
One end of through-hole is connected to the water flowing space in the inner glass tube 11, the other end connection rear part of the air hole
Air flow channel in interlayer space 14, the air hole are tapered spray orifice, and cross section is from air flow channel one end to water flowing
Space one end tapers into, and back-stop mechanism is provided in the air hole.
Preferably, air conduit is provided in the boiler 3, the outlet of the air conduit is arranged in the hot water
The entrance of the bottom of case, the air conduit connects the air outlet slit, and multiple leakages are evenly arranged on the air conduit
Stomata.
Preferably, the multiple air hole 21 is in the rear array distribution on the wall surface of the inner glass tube of half part,
Or it is distributed in a plurality of helix.
Preferably, the preceding part interlayer space 13 and the volume ratio of the rear part interlayer space 14 are 1.5.
Advantageous effect is：
(1) interlayer space of each solar vacuum heat-collecting pipe is divided into first half and latter half, preceding
The preferable interlayer space of half part heat absorption is arranged to vacuum interlayer to prevent heat losses, and absorb heat poor interlayer in latter half
Space is arranged to electrical heating air flow channel, can heat air, and hot-air is sprayed into the inner glass tube by air hole
It is interior, make hot-air and the lower water flow medium direct contact heat transfer of temperature and flow-disturbing in it so that the flow in inner glass tube
Medium can thermally equivalent, temperature is uniform；
(2) it is provided with back-stop mechanism in the air hole, can prevents flow from entering in air flow channel, improve system
Safety；
(3) air outlet slit is passed through by the air conduit in the boiler, is not injected into the inner glass tube
Hot-air can be directly entered in boiler and exchange heat with the aqueous medium in it, heat the aqueous medium in it, and finally become
It is discharged in environment by exhaust-valve for cold air, improves energy utilization rate as far as possible, avoid heat waste.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (4)
1. a kind of uniform solar water heater of temperature, which is characterized in that including solar thermal collector, cold water storage cistern, boiler with
And holder, the solar thermal collector include frame and the solar energy of more side by side parallel being arranged in frame arrangement
Evacuated collector tube, the frame include the side plate of top plate and bottom plate and both sides, corresponding with being provided on bottom plate in the top plate
For across the solar vacuum heat-collecting pipe jack, be provided in each described jack with it is described solar energy evacuated
The matched sleeve gasket of thermal-collecting tube, on the bracket, the cold water storage cistern is located at described for the frame setting of the solar thermal collector
The lower end of holder, the boiler are located at the upper end of the holder, the solar vacuum heat-collecting pipe of the solar thermal collector
Entrance connects the cold water storage cistern, and the outlet of the solar vacuum heat-collecting pipe connects the boiler；
The each solar vacuum heat-collecting pipe includes outer glass pipe and inner glass tube, the outer glass pipe and the interior glass
Two pieces of partition boards are provided in interlayer space between glass pipe, the interlayer space is divided into front and back two parts, front by the partition board
Divide interlayer space towards south, be in day side, rear part interlayer space is in the shade side, the preceding part folder towards the north
The volume ratio of sheaf space and the rear part interlayer space is more than 1.2, and the preceding part interlayer space vacuumizes to form vacuum clip
Layer, the rear part interlayer space is interior to form air flow channel, in the rear along the inner glass tube in the interlayer space of part
Spaced set has more metal heating wires, the more metal electric heating wires to be close to the inner glass tube position to axis direction successively
The air intake of outer wall setting after described in the interlayer space of part, the rear part interlayer space is located at lower part, described
Air blower is provided at air intake, the air outlet slit of the rear part interlayer space is located at top, and the air outlet slit connects
The boiler is connect, exhaust-valve is provided at the top of the boiler；
The inner glass tube includes the first half being located in the preceding part interlayer space and the part interlayer after described
The outer wall of latter half in space, the inner glass tube of the first half is smooth, and inner wall spaced set has protrusion, described
The outer wall of the inner glass tube of latter half is provided with multiple horizontal grooves, the extending direction of each horizontal groove with it is described
The axis direction of inner glass tube is perpendicular, and each metal heating wire is arranged in its corresponding horizontal groove
Interior, the outer wall of the inner glass tube of half part is additionally provided with a vertical groove in the rear, the vertical groove with it is the multiple
The perpendicular connection in midpoint of horizontal groove is provided with cable, the cable and the more gold in the vertical groove
Belong to heater strip to be electrically connected；
Multiple air holes, one end connection of the air hole are provided on the wall surface of the inner glass tube of half part in the rear
Water flowing space in the inner glass tube, the other end of the air hole are connected to the air in the rear part interlayer space
Runner, the air hole are tapered spray orifice, and cross section is tapered into from air flow channel one end to water flowing space one end,
It is provided with back-stop mechanism in the air hole.
2. the uniform solar water heater of temperature according to claim 1, air conduit is provided in the boiler,
The outlet of the air conduit is arranged in the bottom of the boiler, and the entrance of the air conduit connects the air outlet slit,
Multiple leakage holes are evenly arranged on the air conduit.
3. the uniform solar water heater of temperature according to claim 1, the multiple air hole half portion in the rear
It is in array distribution on the wall surface of the inner glass tube divided, or is distributed in a plurality of helix.
4. the uniform solar water heater of temperature according to claim 1, the preceding part interlayer space and the rear portion
It is 1.5 to divide the volume ratio of interlayer space.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810197412.7A CN108362022A (en) | 2018-03-11 | 2018-03-11 | A kind of uniform solar water heater of temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810197412.7A CN108362022A (en) | 2018-03-11 | 2018-03-11 | A kind of uniform solar water heater of temperature |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108362022A true CN108362022A (en) | 2018-08-03 |
Family
ID=63003878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810197412.7A Withdrawn CN108362022A (en) | 2018-03-11 | 2018-03-11 | A kind of uniform solar water heater of temperature |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108362022A (en) |
-
2018
- 2018-03-11 CN CN201810197412.7A patent/CN108362022A/en not_active Withdrawn
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180803 |