CN109539590B - Base structure of solar water heater - Google Patents
Base structure of solar water heater Download PDFInfo
- Publication number
- CN109539590B CN109539590B CN201811424697.XA CN201811424697A CN109539590B CN 109539590 B CN109539590 B CN 109539590B CN 201811424697 A CN201811424697 A CN 201811424697A CN 109539590 B CN109539590 B CN 109539590B
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- tail
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- water heater
- limiting hole
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 64
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- 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
Landscapes
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The invention provides a base structure of a solar water heater, which comprises a stand column, a cross beam, a tail column, an inclined strut and a tail frame, wherein the stand column, the cross beam and the tail column are connected through a supporting seat, the inclined strut is connected with the cross beam and the inclined strut is connected with the tail column through a first connecting piece, the inclined strut is connected with the stand column through a second connecting piece, and the tail frame is connected with the tail column through a fixed seat. The solar water heater base structure provided by the invention is suitable for personal assembly, is very convenient, and compared with the prior art that the solar water heater base structure is welded and connected only by bolts, the solar water heater base structure is more stable in structure, is more convenient to assemble, greatly improves the assembly efficiency and the convenience of assembly, and can greatly reduce the transportation cost.
Description
Technical Field
The invention relates to the field of solar water heaters, in particular to a base structure of a solar water heater.
Background
Solar Energy (Solar Energy) generally refers to radiant Energy of sunlight, the Solar Energy is a renewable Energy source, daily demands of many human lives, such as Solar power generation, solar heating and the like, can be met through utilization of Solar Energy, the mature and common technology is Solar water heater technology, and the Solar water heater generally comprises a heat collecting tube, a water tank, a pipeline, a controller and a bracket, and the principle is that Solar radiation penetrates through an outer tube of a vacuum tube, is absorbed by a heat collecting coating film and then is transferred to water in the tube along an inner tube wall. The water in the pipe absorbs heat, then the temperature rises, the specific gravity decreases and rises, and an upward power is formed, so that a thermosiphon system is formed. Along with the continuous upward movement of the hot water and the storage of the hot water in the upper part of the water storage tank, the water with lower temperature is continuously replenished and circularly reciprocated along the other side of the pipe, and finally the whole tank of water is raised to a certain temperature. Solar water heater heat absorption technology is more general and mature, basically every user is provided with solar water heater on the roof of high building, however, the existing solar water heater has a great problem that the support structure of the water heater is usually welded or connected through fasteners such as simple bolts and the like between pipes, the transportation is inconvenient due to the welding, the manufacturer is generally required to send people for installation, the single transportation quantity is limited, the assembly efficiency is affected, and the base support is easy to shift or break when the wind, rain and snow are blown down in certain severe environments due to the simple bolt connection, so that the equipment safety and the service life are affected.
Disclosure of Invention
First, the technical problem to be solved
The invention mainly solves the defects existing in the prior art, and provides a spliced solar water heater base structure which is simple to assemble, stable in connection and convenient to transport.
(II) technical scheme
In order to solve the technical problems, the invention provides a base structure of a solar water heater, which comprises upright posts, cross beams, tail posts, diagonal braces and tail frames, wherein the cross beams, the upright posts and the tail posts are connected through supporting seats, two upright posts are arranged at two sides of the cross beams, two tail posts and the upright posts are arranged at the same side, the support seat comprises a seat body, a first connecting part, a second connecting part and a third connecting part, wherein the first connecting part is arranged at the upper end of the tail part of the seat body, the second connecting part is arranged at the lower end of the tail part of the seat body, the third connecting part is arranged at the front part of the seat body, the cross beam is inserted into the first connecting part, the stand column is inserted into the second connecting part, and the tail column is inserted into the third connecting part; the cross beam and the stand column and the tail column and the stand column are respectively provided with an inclined strut, the inclined strut is connected with the cross beam and the inclined strut is connected with the tail column through a first connecting piece, the inclined strut is connected with the stand column through a second connecting piece, the first connecting piece comprises a sleeve part and an inserting part which are connected, the sleeve part is sleeved on the tail column, the inserting part is used for inserting the inclined strut, the second connecting piece comprises a supporting body and an inserting part arranged on the supporting body, the stand column is arranged between the second connecting part and the supporting body in an inserting mode, and the inclined strut is arranged between the inserting part and the inserting part in an inserting mode; the tail frame is connected with the tail column through the fixing base, the fixing base comprises a fixing base body and an inserting portion arranged on the fixing base body, one end of the tail column is inserted into the third connecting portion, the other end of the tail column is inserted into the inserting portion to be fixed, the surface of the inserting portion is provided with a clamping structure, and two ends of the tail frame are fixed on the fixing base through the clamping structure.
Further, the upper end face of the base body is provided with an arc-shaped connecting plate, the tail end of the connecting plate is connected with the upper surface of the first connecting part, the front end of the connecting plate is bent downwards and extends to the upper surface of the third connecting part, the surface of the connecting plate is provided with at least two strip-shaped through holes, the connecting plate is used for placing a water tank of a solar water heater, and a fastener passes through the through holes to lead to the water tank and fix the water tank on the connecting plate; the first connecting portion, the second connecting portion and the third connecting portion are all hollow cylindrical, and at least one limiting hole portion is formed in the whole bodies of the first connecting portion, the second connecting portion and the third connecting portion.
Further, the sleeve part and the inserting part are hollow cylindrical, and limit hole parts are formed on the whole body of the sleeve part and the inserting part;
The support body bottom is provided with discoid chassis, the insert portion has two, two insert portion slope sets up in the support body outside, support body and insert portion are hollow cylinder, support body and insert portion whole body is provided with spacing hole portion.
Further, the limiting hole part extends outwards to form an annular surrounding edge, and the height of the surrounding edge is 1-3 cm.
Further, the limiting hole part adopts a threaded hole, and a bolt penetrates into the limiting hole part.
Further, the limiting hole part adopts the straight through hole, the surrounding edge is provided with a wire passing hole penetrating through the surrounding edge in the whole body, the pin penetrates into the limiting hole part, and the fastening wire penetrates into the pin through the wire passing hole and fixes the pin and the limiting hole part.
Further, the fixing seat body is disc-shaped, a groove for accommodating the tail end of the tail column to be inserted is formed in the plug-in connection part, and a fixing block is arranged on the upper surface of the plug-in connection part; the tail frame comprises a frame body and flanges arranged on two sides of the frame body, connecting holes are formed in the head end and the tail end of the flanges, and the flanges are sleeved into the fixing blocks through the connecting holes to be fixed.
Further, a plurality of grooves for inserting the heat collecting pipes are formed in the frame body, and the heat collecting pipes are arranged between the frame body and the water tank.
(III) beneficial effects
The invention provides a solar water heater base structure, which is a spliced structure capable of realizing rapid assembly and stable installation without special tools, and comprises general upright posts, cross beams, tail posts, diagonal braces and tail frame parts, wherein the invention abandons the prior welding or screwing modes among the parts, and adopts a sleeved connection structure to fixedly connect the parts mainly in a sleeved mode, thereby reducing the transportation cost, the detachable parts are detachable, so that the occupied space during transportation is greatly reduced, and secondly, the detachable parts are convenient to assemble, so that consumers can conveniently and automatically install the detachable parts, the cost of professional assembly personnel is saved, and the detachable parts are fixed by the connecting structure, so that the installation process is greatly simplified, the detachable parts are stable in installation performance, the effect of reinforcing the bearing capacity is played again by the connecting structure, and when a certain part is damaged, the detachable parts can be effectively detached for local replacement, the replacement of a large number of parts is avoided, and the cost is reduced.
Drawings
FIG. 1 is an overall schematic view of a solar water heater base structure of the present invention;
FIG. 2 is an enlarged schematic view of the portion A of the base structure of the solar water heater according to the present invention;
FIG. 3 is an enlarged schematic view of a portion B of the base structure of the solar water heater of the present invention;
FIG. 4 is an enlarged schematic view of the C portion of the base structure of the solar water heater of the present invention;
FIG. 5 is an enlarged schematic view of the support base of the solar water heater base structure of the present invention;
FIG. 6 is a schematic view of a support base in a solar water heater base structure according to the present invention;
FIG. 7 is a schematic view of another example of a limiting hole in a base structure of a solar water heater according to the present invention.
Detailed Description
The following describes in further detail the embodiments of the present invention with reference to the drawings and examples. The following examples are illustrative of the invention and are not intended to limit the scope of the invention.
The invention provides a base structure of a solar water heater, which mainly comprises a stand column 100, a cross beam 200, a tail column 300, an inclined strut 400 and a tail frame 500, wherein the cross beam 200, the stand column 100 and the tail column 300 are connected through a supporting seat 600, the inclined strut 400 is connected with the cross beam 200 and the inclined strut 400 and the tail column 300 through a first connecting piece 410, the inclined strut 400 is connected with the stand column 100 through a second connecting piece 110, the tail frame 500 is connected with the tail column 300 through a fixed seat 510, and all parts are connected in a plug-in detachable structure, so that the assembly of individuals is greatly facilitated, and the overall bearing performance is improved.
The invention will be further described with reference to fig. 1-7 and the specific embodiments, wherein fig. 1 is an overall schematic diagram of a base structure of a solar water heater according to the invention; FIG. 2 is an enlarged schematic view of the portion A of the base structure of the solar water heater according to the present invention; FIG. 3 is an enlarged schematic view of a portion B of the base structure of the solar water heater of the present invention; FIG. 4 is an enlarged schematic view of the C portion of the base structure of the solar water heater of the present invention; FIG. 5 is an enlarged schematic view of the support base of the solar water heater base structure of the present invention; FIG. 6 is a schematic view of a support base in a solar water heater base structure according to the present invention; FIG. 7 is a schematic view of another example of a limiting hole in a base structure of a solar water heater according to the present invention.
Example 1
As shown in fig. 1-5, the present embodiment provides a solar water heater base structure, which includes five parts, namely, a column 100, a beam 200, a tail column 300, a diagonal strut 400, and a tail frame 500.
As shown in fig. 1 and 5-6, the cross beam 200, the columns 100 and the tail columns 300 are connected by the supporting seat 600, two columns 100 are disposed at two sides of the cross beam 200, two tail columns 300 are disposed at the same side with the columns 100, the supporting seat 600 comprises a seat body 610, a first connecting portion 620 disposed at the upper end of the tail portion of the seat body 610, a second connecting portion 630 disposed at the lower end of the tail portion of the seat body 610, and a third connecting portion 640 disposed at the front portion of the seat body 610, the cross beam 200 is inserted into the first connecting portion 620, the columns 100 are inserted into the second connecting portion 630, the tail columns 300 are inserted into the third connecting portion 640, an arc-shaped connecting plate 611 is disposed at the upper end surface of the seat body 610, the tail end of the connecting plate 611 is connected with the upper surface of the first connecting portion 620, the front end of the connecting plate 611 is bent downward and extends to the upper surface of the third connecting portion 640, the connecting plate 611 is provided with at least two strip-shaped through holes 612 on the surface, the connecting plate 611 is used for placing a water tank 10 of a solar water heater, a fastener passes through the through holes 612 to lead to the water tank 10 and fixes the water tank 10 on the connecting plate 611, a cylindrical water tank is placed through an arc-shaped connecting plate, meanwhile, through the through holes 612, a connecting relation can be arranged on the surface of the water tank through tools such as bolts and the like, the water tank is further fixed on a base, three connecting parts respectively correspond to a cross beam, a stand column and a tail column, the three connecting parts and a base body are integrally formed, the structure is stable, and the angle relation among the three connecting parts is fixed due to the prior forming, so that errors caused by angle assembly in the assembly process are avoided, the assembly efficiency and stability are improved, and the first connecting part 620, the second connecting part 630 and the third connecting part 640 are hollow cylindrical, the first connection part 620, the second connection part 630 and the third connection part 640 are all provided with at least one limiting hole 700 on the whole body, and the limiting hole 700 can be inserted into the limiting hole 700 by a tool such as a bolt or a pin to further fix the parts such as a cross beam.
As shown in fig. 1-2 and 4, diagonal brace 400 is disposed between the cross beam 200 and the stand column 100 and between the tail column 300 and the stand column 100, the diagonal brace 400 is connected with the cross beam 200 and between the diagonal brace 400 and the tail column 300 through a first connecting piece 410, the diagonal brace 400 is connected with the stand column 100 through a second connecting piece 110, the first connecting piece 410 comprises a sleeve portion 411 and an inserting portion 412 which are connected, the sleeve portion 411 is sleeved on the tail column 300, the inserting portion 412 is used for inserting the diagonal brace 400, the second connecting piece 110 comprises a support body 111 and an inserting portion 112 which is disposed on the support body 111, the stand column 100 is disposed between the second connecting portion 630 and the support body 111 in an inserting manner, and the diagonal brace 400 is disposed between the inserting portion 412 and the inserting portion 112 in an inserting manner. The sleeve part 411 and the inserting part 412 are hollow cylindrical, the whole body of the sleeve part 411 and the inserting part 412 is provided with a limiting hole part 700, the bottom of the supporting body 111 is provided with a disc-shaped chassis, the inserting parts 112 are two, the inserting parts 112 are obliquely arranged outside the supporting body 111, the supporting body 111 and the inserting parts 112 are hollow cylindrical, namely, a three-fork shape is formed between the inserting parts 112 and the supporting body 111, and meanwhile, the sleeve part 411 and the inserting part 412 are integrally formed, fixed in angle and convenient to assemble, and the limiting hole part 700 is formed in the whole body of the supporting body 111 and the inserting parts 112, so that the assembling strength is improved.
As shown in fig. 1 and 3, the tail frame 500 and the tail column 300 are connected through a fixing seat 510, the fixing seat 510 includes a fixing seat body 511 and a plugging portion 512 disposed on the fixing seat body 511, one end of the tail column 300 is inserted into the third connecting portion 640, the other end is inserted into the plugging portion 512 for fixing, a clamping structure 513 is disposed on the surface of the plugging portion 512, two ends of the tail frame 500 are fixed on the fixing seat 510 through the clamping structure 513, the fixing seat body 511 is disc-shaped, a groove for accommodating insertion of the tail end of the tail column 300 is disposed in the plugging portion 512, and the clamping structure 513 is a fixing block; the tail frame 500 includes support body 501 and sets up flange 502 in the support body 501 both sides, flange 502 head and tail both ends are provided with connecting hole 503, flange 502 embolias in the fixed block through connecting hole 503 and fixes, is provided with the screw hole in the fixed block, fixes tail frame 500 on fixing base 510 through bolt screw in screw hole, is provided with a plurality of grooves that are used for inserting the heat-collecting tube simultaneously on support body 501, the heat-collecting tube sets up between support body 501 and water tank 10, and the tail frame is directly connected through the mode of joint and cooperation fastener, and the relation of connection is stable, and maintains easily.
Wherein, for the limiting hole part 7, the limiting hole part 700 extends outwards to have an annular surrounding edge
710, The height of the surrounding edge 710 is between 1 cm and 3cm, that is, the limiting hole 700 extends from the surrounding edge 710 to the hollow interior of the connecting structure to which the limiting hole is attached until the limiting hole is communicated, and two examples are provided herein for the connecting structure of the limiting hole 7.
In the first example (not shown in the figure), the limiting hole part 7 is a threaded hole, and the internal parts (such as a cross beam) of the connecting structure to which the limiting hole part belongs are pressed and fixed by screwing a bolt into the threaded hole, so that the connection in a bolt screwing mode is stable and easy to detach.
In the second example (as shown in fig. 7), the limiting hole 700 is a through hole, the surrounding edge 710 is provided with a wire passing hole 711 penetrating through the surrounding edge 710, the pin 800 penetrates into the limiting hole 700, the fastening wire penetrates into the pin 800 through the wire passing hole 711 and fixes the pin 800 and the limiting hole 700, the fastening wire can adopt a wire such as a steel wire to prevent the pin from loosening, and the pin is connected by adopting a pin type structure, so that the assembly is more convenient and simple.
The solar water heater base structure provided by the invention is suitable for personal assembly, is very convenient, and compared with the prior art that the solar water heater base structure is welded and connected only by bolts, the solar water heater base structure is more stable in structure, is more convenient to assemble, greatly improves the assembly efficiency and the convenience of assembly, and can greatly reduce the transportation cost.
In summary, the above-described embodiments are not intended to be limiting embodiments of the present invention, and modifications and equivalent variations, which are within the spirit and scope of the present invention, will be within the technical scope of the present invention.
Claims (2)
1. The utility model provides a solar water heater base structure, includes stand, crossbeam, tail-column, diagonal brace and tailstock, its characterized in that:
the cross beam, the stand columns and the tail columns are connected through supporting seats, two stand columns are arranged on two sides of the cross beam, two tail columns and the stand columns are arranged on the same side, the supporting seats comprise a seat body, a first connecting part, a second connecting part and a third connecting part, the first connecting part is arranged at the upper end of the tail part of the seat body, the second connecting part is arranged at the lower end of the tail part of the seat body, the third connecting part is arranged at the front part of the seat body, the cross beam is inserted into the first connecting part, the stand columns are inserted into the second connecting part, and the tail columns are inserted into the third connecting part;
The cross beam and the stand column and the tail column and the stand column are respectively provided with an inclined strut, the inclined strut is connected with the cross beam and the inclined strut is connected with the tail column through a first connecting piece, the inclined strut is connected with the stand column through a second connecting piece, the first connecting piece comprises a sleeve part and an inserting part which are connected, the sleeve part is sleeved on the tail column, the inserting part is used for inserting the inclined strut, the second connecting piece comprises a supporting body and an inserting part arranged on the supporting body, the stand column is arranged between the second connecting part and the supporting body in an inserting mode, and the inclined strut is arranged between the inserting part and the inserting part in an inserting mode;
The tail frame and the tail column are connected through a fixing seat, the fixing seat comprises a fixing seat body and an inserting part arranged on the fixing seat body, one end of the tail column is inserted into the third connecting part, the other end of the tail column is inserted into the inserting part for fixing, a clamping structure is arranged on the surface of the inserting part, and two ends of the tail frame are fixed on the fixing seat through the clamping structure;
The upper end face of the base body is provided with an arc-shaped connecting plate, the tail end of the connecting plate is connected with the upper surface of the first connecting part, the front end of the connecting plate is bent downwards and extends to the upper surface of the third connecting part, the surface of the connecting plate is provided with at least two strip-shaped through holes, the connecting plate is used for placing a water tank of a solar water heater, and a fastener passes through the through holes to lead to the water tank and fix the water tank on the connecting plate;
The first connecting part, the second connecting part and the third connecting part are all hollow cylindrical, and at least one limiting hole part is formed in the whole bodies of the first connecting part, the second connecting part and the third connecting part;
The sleeve part and the inserting part are hollow cylindrical, and limit hole parts are formed in the whole body of the sleeve part and the inserting part;
The bottom of the supporting body is provided with a disc-shaped chassis, two inserting parts are obliquely arranged on the outer side of the supporting body, the supporting body and the inserting parts are hollow cylindrical, and limiting hole parts are formed in the whole body of the supporting body and the inserting parts;
the limiting hole part extends outwards to form an annular surrounding edge, and the height of the surrounding edge is 1-3 cm;
the limiting hole part adopts a threaded hole, and a bolt penetrates into the limiting hole part;
the limiting hole part adopts a straight through hole, a wire passing hole penetrating through the surrounding edge is formed in the whole surrounding edge, the pin penetrates into the limiting hole part, and the fastening wire penetrates into the pin through the wire passing hole and fixes the pin and the limiting hole part;
The fixing seat body is disc-shaped, a groove for accommodating the tail end of the tail column to be inserted is formed in the plug-in connection part, and a fixing block is arranged on the upper surface of the plug-in connection part;
The tail frame comprises a frame body and flanges arranged on two sides of the frame body, connecting holes are formed in the head end and the tail end of the flanges, and the flanges are sleeved into the fixing blocks through the connecting holes to be fixed.
2. The solar water heater base structure according to claim 1, wherein the frame body is provided with a plurality of grooves for inserting heat collecting pipes, and the heat collecting pipes are arranged between the frame body and the water tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811424697.XA CN109539590B (en) | 2018-11-27 | 2018-11-27 | Base structure of solar water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811424697.XA CN109539590B (en) | 2018-11-27 | 2018-11-27 | Base structure of solar water heater |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109539590A CN109539590A (en) | 2019-03-29 |
| CN109539590B true CN109539590B (en) | 2024-09-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811424697.XA Active CN109539590B (en) | 2018-11-27 | 2018-11-27 | Base structure of solar water heater |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209541203U (en) * | 2018-11-27 | 2019-10-25 | 海宁太阳村热水器有限公司 | A kind of solar water heater understructure |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101943496B (en) * | 2010-09-11 | 2013-01-02 | 青岛福格太阳科技有限公司 | Folding solar water heater bracket |
| DE102012024369A1 (en) * | 2012-12-02 | 2014-03-20 | Ralf Hoyer | Solar system for conversion of solar radiation energy into electrical energy for heating water, has collecting lenses with hollow lens halves connected by hinge, and light and heat sensitive elements arranged as photo cells in lens halves |
| CN204648713U (en) * | 2015-04-15 | 2015-09-16 | 宁波大智机械科技有限公司 | A kind of solar energy equipment |
| CN108800614B (en) * | 2018-08-22 | 2020-06-12 | 温州澳鼎建材有限公司 | Solar water heater |
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2018
- 2018-11-27 CN CN201811424697.XA patent/CN109539590B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209541203U (en) * | 2018-11-27 | 2019-10-25 | 海宁太阳村热水器有限公司 | A kind of solar water heater understructure |
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| CN109539590A (en) | 2019-03-29 |
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