CN217522786U - Supporting frame for solar photovoltaic panel - Google Patents
Supporting frame for solar photovoltaic panel Download PDFInfo
- Publication number
- CN217522786U CN217522786U CN202221476628.5U CN202221476628U CN217522786U CN 217522786 U CN217522786 U CN 217522786U CN 202221476628 U CN202221476628 U CN 202221476628U CN 217522786 U CN217522786 U CN 217522786U
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- plate
- photovoltaic panel
- solar photovoltaic
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- section bar
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 46
- 239000010959 steel Substances 0.000 claims abstract description 46
- 238000003825 pressing Methods 0.000 claims abstract description 5
- 238000010586 diagram Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 7
- 238000004088 simulation Methods 0.000 description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 4
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 241000826860 Trapezium Species 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
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Classifications
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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
- Y02E10/50—Photovoltaic [PV] energy
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- Photovoltaic Devices (AREA)
Abstract
The utility model discloses a support frame for solar photovoltaic panel, including steel frame section bar, steel frame section bar is for the section bar that forms after buckling by a thin-walled steel plate, and steel frame section bar has and closes the chamber, closes chamber upper portion and buckles and have the centre gripping groove that is used for pressing from both sides dress photovoltaic panel, closes the chamber both sides and buckles and have the curb plate, closes the chamber lower part and buckles and have the bottom plate, and the bottom plate lateral part is buckled and has the connecting plate, and the bottom plate sets up to closing the protruding alternating wave template in the chamber indent. The supporting frame has the advantages of being even in stress, capable of increasing vertical resisting moment and capable of improving the load bearing capacity.
Description
Technical Field
The utility model relates to a solar photovoltaic panel frame shaping technique especially relates to a support frame for solar photovoltaic panel.
Background
Solar energy is energy generated in the process of continuous nuclear fusion reaction of black photons in the sun or on the surface of the sun. The solar energy has the advantages of sufficient resources, long service life, wide distribution, safety, cleanness, reliable technology and the like, and the application range is very wide because the solar energy can be converted into energy in various other forms. The electric power is obtained from solar energy, and is realized by performing photoelectric conversion through a solar cell.
When an existing solar photovoltaic panel is installed, the photovoltaic panel is mostly installed in a frame firstly, the frame is formed by splicing and assembling four sectional materials, most of the traditional photovoltaic steel frame sectional materials are aluminum alloy frames, and the traditional photovoltaic steel frame sectional materials are high in cost and high in energy consumption and pollution. The existing part of manufacturers begin to use the steel frame to replace the aluminum frame, and because the strength of steel is higher than that of aluminum section, the wall thickness of the section is designed to be 0.5-0.6mm by the steel frame due to cost control and mechanical property consideration. The steel section with the wall thickness is superior to an aluminum frame in cost and overall strength, but the wall thickness is thin, so that the local strength is inferior to that of the aluminum frame with the wall thickness of 1.2-1.6mm, and the load of the photovoltaic panel is large, so that the deformation of the steel frame is easily caused to influence the stability of the whole photovoltaic system.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome prior art not enough, provide a atress even, can increase vertical resistance square, can promote the support frame that is used for solar photovoltaic panel of the ability of receiving the load.
In order to solve the technical problem, the utility model discloses a following technical scheme:
the utility model provides a support frame for solar photovoltaic panel, includes steel frame section bar, steel frame section bar is just the section bar that forms after buckling by a thin-walled steel plate, steel frame section bar has and closes the chamber, it has the centre gripping groove that is used for pressing from both sides dress photovoltaic panel to close chamber upper portion to buckle, closes chamber both sides and buckles and have the curb plate, and it has the bottom plate to close chamber lower part and buckle, and the bottom plate lateral part is buckled and is had the connecting plate, the bottom plate sets up to be closing the protruding alternating wave template in the chamber indent.
As a further improvement of the above technical solution:
the bottom plate is provided with concave platforms and convex platforms which are alternately arranged, and one edge of each concave platform, which is close to the side plate, supports the side plate or supports the side plate when the side plate is loaded.
Two edges forming the concave table and the boss are isosceles symmetrical edges.
One of the two sides forming the concave table is parallel to and closely attached to the side plate, and the other side is a bevel edge; among three edges forming the boss, two of the three edges share the bevel edge of the concave table, and the other edge is a straight edge connected with the bevel edge.
One of two edges forming the concave table is parallel to the side plate, and the other edge is a bevel edge; one of two edges forming the boss is parallel to the side plate, and the other edge is a bevel edge.
Two edges forming the concave table are parallel to the side plate, and the other edge is tightly attached to the side plate; and two of the three sides of the boss share the sides of the concave table, and the other one of the three sides of the boss is a flat side connected with the shared side.
The connecting plate comprises an upper plate integrated with the side plate and a lower plate integrated with the bottom plate, and the upper plate and the lower plate are tightly attached.
The lower plate is a wave-shaped plate with the same structure as the bottom plate.
The top edge of the clamping groove is of a close double-wall structure.
Compared with the prior art, the utility model has the advantages of:
the utility model discloses a support frame for solar photovoltaic panel, including steel frame section bar, steel frame section bar is the section bar that forms after buckling by a thin-walled steel plate, and steel frame section bar has and closes the chamber, closes chamber upper portion and buckles and have the centre gripping groove that is used for pressing from both sides dress photovoltaic panel, and it has the curb plate to buckle to close the chamber both sides, and it has the bottom plate to buckle to close the chamber lower part, and the bottom plate lateral part is buckled and is had the connecting plate, and the bottom plate sets up to closing the protruding wave template in turn of the intracavity indent. During installation, the photovoltaic panel is clamped in the clamping groove, the clamping grooves of the four steel frame sectional materials are used for enclosing the corresponding edges of the photovoltaic panel, then the spliced corners of the steel frame sectional materials are connected to form fixation, and the connecting plate is connected and fixed with the base below by using the fastening piece. Compared with the traditional structure, the bottom plate of the supporting frame is a wave-shaped plate, so that the vertical resisting moment of the bottom plate is increased, the thin-wall steel section with the wall thickness of 0.5-0.6mm can provide higher strength, and the load bearing capacity of the thin-wall steel section is greatly improved; furthermore, the wave-shaped plate is positioned in the closed cavity, smoothness and contact area when the outer part is connected with the base are guaranteed, and uniformity of stress is guaranteed.
Drawings
Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention.
Fig. 2 is a schematic structural diagram of embodiment 2 of the present invention.
Fig. 3 is a schematic structural diagram of embodiment 3 of the present invention.
Fig. 4 is a schematic structural diagram of embodiment 4 of the present invention.
Fig. 5 is a schematic structural diagram of embodiment 5 of the present invention.
Fig. 6 is a finite element simulation diagram of a prior art floor flat section.
Fig. 7 is a finite element simulation diagram of the steel frame profile of the present invention.
FIG. 8 is a finite element simulation of steel frame profiles of different protrusion heights in the present invention.
The reference numerals in the figures denote:
1. steel frame section bar; 11. a closed cavity; 12. a clamping groove; 13. a side plate; 14. a base plate; 141. a concave platform; 142. a boss; 15. a connecting plate; 151. an upper plate; 152. a lower plate.
Detailed Description
The invention will be described in further detail with reference to the drawings and specific embodiments.
Example 1:
as shown in fig. 1, the utility model discloses a first embodiment of a support frame for solar photovoltaic panel, including steel frame section bar 1, steel frame section bar 1 is the section bar that forms after buckling by a thin-walled steel sheet, and steel frame section bar 1 has and closes chamber 11, closes 11 upper portions in chamber and buckles and have the centre gripping groove 12 that is used for pressing from both sides dress photovoltaic panel, and it has curb plate 13 to close 11 both sides in chamber and buckle, and it has bottom plate 14 to close 11 lower parts in chamber and buckle, and bottom plate 14 lateral part is buckled and is had connecting plate 15, and bottom plate 14 sets up to the protruding alternating wave template board of indent in chamber 11 that closes. During installation, the photovoltaic panel is clamped in the clamping groove 12, the clamping grooves 12 of the four steel frame sectional materials 1 are used for enclosing the corresponding edges of the photovoltaic panel, then the spliced corners of the steel frame sectional materials 1 are connected to form fixation, and the connecting plate 15 is connected and fixed with the base below by using the fastening piece. Compared with the traditional structure, the bottom plate 14 of the supporting frame is a wave-shaped plate, so that the vertical resisting moment of the bottom plate 14 is increased, the thin-wall steel section with the wall thickness of 0.5-0.6mm can provide higher strength, and the load bearing capacity of the thin-wall steel section is greatly improved; furthermore, the wave-shaped plate is positioned in the closed cavity 11, so that the flatness and the contact area of the outside and the base when the outside is connected are ensured, and the uniformity of stress is ensured.
In this embodiment, the bottom plate 14 is formed with the concave portions 141 and the convex portions 142 alternately, and one side of the concave portion 141 near the side plate 13 supports the side plate 13 or supports the side plate 13 when the side plate 13 is loaded. This concave station 141 can provide the support for 1 curb plate 13 of steel frame section bar when steel frame section bar 1 receives the load, and effectual curb plate 13 that prevents bucks has further improved its intensity and the ability of bearing the load.
In this embodiment, two sides constituting the concave stage 141 and the convex stage 142 are set as isosceles symmetric sides. In this structure, the concave 141 and the convex 142 are isosceles symmetric structures, which is simple in structure and easy to form.
In this embodiment, the connecting plate 15 includes an upper plate 151 integral with the side plate 13 and a lower plate 152 integral with the bottom plate 14, and the upper plate 151 and the lower plate 152 are closely attached. In this structure, the connecting plate 15 has a double-walled structure in which the upper plate 151 and the lower plate 152 are closely attached, and the strength of the connecting plate 15 can be increased.
In this embodiment, the top edge of the holding groove 12 is provided as a closely fitting double-walled structure. The strength of the holding groove 12 is further improved by arranging the top edge of the holding groove 12 to be a close double-wall structure.
Example 2:
as shown in fig. 2, the second embodiment of the supporting frame for a solar photovoltaic panel of the present invention is substantially the same as embodiment 1, except that: in this embodiment, the lower plate 152 is provided as a wave-shaped plate having the same structure as the bottom plate 14. The lower plate 152 is provided as a corrugated plate of the same construction as the base plate 14 to further increase its strength and load carrying capacity.
Example 3:
as shown in fig. 3, the third embodiment of the supporting frame for a solar photovoltaic panel of the present invention is substantially the same as embodiment 1, except that: in this embodiment, one of the two sides forming the recessed table 141 is parallel to and closely attached to the side plate 13, and the other side is a bevel side; of three sides constituting the boss 142, two of the three sides share the oblique side of the boss 141, and the other is a straight side connected to the oblique side. In this structure, concave platform 141 is the triangle-shaped structure, and boss 142 is trapezium structure, and a limit of concave platform 141 is parallel and hug closely with curb plate 13, when steel frame section bar 1 receives the load, can provide the support for curb plate 13 of steel frame section bar 1, and the effectual curb plate 13 that prevents bucking has further improved its intensity and the ability of bearing the load.
Example 4:
as shown in fig. 4, the fourth embodiment of the supporting frame for a solar photovoltaic panel of the present invention is substantially the same as embodiment 1, except that: in this embodiment, one of the two sides forming the recessed table 141 is parallel to the side plate 13, and the other side is a bevel side; one of two sides constituting the boss 142 is parallel to the side plate 13, and the other side is a hypotenuse. In this structure, concave table 141 and boss 142 are the triangular construction, and a limit of concave table 141 is parallel and hug closely with curb plate 13, when steel frame section bar 1 receives the load, can provide the support for curb plate 13 of steel frame section bar 1, and the effectual curb plate 13 that prevents bucking has further improved its intensity and the ability of bearing the load.
Example 5:
as shown in fig. 5, the fifth embodiment of the supporting frame for a solar photovoltaic panel of the present invention is substantially the same as embodiment 1, and the difference is only that: in this embodiment, both edges constituting the recessed table 141 are parallel to the side plate 13 and the other edge is closely attached to the side plate 13; of three sides constituting the boss 142, two sides of the common recessed stage 141 are provided, and the other side is a flat side connected to the common side. In this structure, concave station 141 is double-walled structure, and boss 142 is the rectangle structure, and a limit of concave station 141 is parallel and hug closely with curb plate 13, when steel frame section bar 1 receives the load, can provide the support for curb plate 13 of steel frame section bar 1, and the effectual curb plate 13 that prevents bucking has further improved its intensity and the ability of bearing the load.
As shown in fig. 6 to 8, it can be known from the finite element simulation of fig. 6 that the conventional bottom straight section: corner local maximum stress 21.2 MPa. From the finite element simulation fig. 7, it can be seen that the profile with the concave table 141 and the convex table 142 at the bottom edge: the corner local maximum stress is 12.3 MPa. As can be known from a finite element simulation graph 8, the strength of the section bars is displayed in a sequence that the protrusion height is 5.5mm & gt 2.5mm & gt 4.5mm & gt 3.4mm & gt 1.5mm, the protrusion height of the section bars is more difficult to form when the protrusion height is larger than 5.5mm, and the photovoltaic frame section bar wall can be used for mounting corner connectors with undersize sizes, so that the overall connection strength is influenced. The bump height is less than or equal to 5.5mm through finite element simulation and practical application, and 2.5mm is preferably used in practical production.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the present invention. The technical solution of the present invention can be used by anyone skilled in the art to make many possible variations and modifications, or to modify equivalent embodiments, without departing from the scope of the technical solution of the present invention, using the technical content disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments by the technical entity of the present invention should fall within the protection scope of the technical solution of the present invention.
Claims (10)
1. A support frame for solar photovoltaic panel which characterized in that: including steel frame section bar (1), steel frame section bar (1) is the section bar that forms after buckling by a thin-walled steel plate, steel frame section bar (1) has and closes chamber (11), it has centre gripping groove (12) that are used for pressing from both sides dress photovoltaic panel to close chamber (11) upper portion to buckle, and it has curb plate (13) to close chamber (11) both sides to buckle, and it has bottom plate (14) to close chamber (11) lower part to buckle, and bottom plate (14) lateral part is buckled and is had connecting plate (15), bottom plate (14) set up to be closing protruding alternating wave template in chamber (11) indent.
2. The support bezel for solar photovoltaic panels of claim 1, wherein: the bottom plate (14) is formed with concave platforms (141) and convex platforms (142) which are alternately arranged, and one side of the concave platform (141) close to the side plate (13) supports the side plate (13) or supports the side plate (13) when the side plate is loaded.
3. The support bezel for a solar photovoltaic panel of claim 2, wherein: two sides forming the concave platform (141) and the convex platform (142) are arranged to be isosceles symmetrical sides.
4. The support bezel for a solar photovoltaic panel of claim 2, wherein: one of two sides forming the concave table (141) is parallel to and clings to the side plate (13), and the other side is a bevel edge; among three sides forming the boss (142), two of the three sides share the inclined side of the concave platform (141), and the other side is a straight side connected with the inclined side.
5. The support bezel for a solar photovoltaic panel of claim 2, wherein: one of two sides forming the concave table (141) is parallel to the side plate (13), and the other side is a bevel edge; one of two sides forming the boss (142) is parallel to the side plate (13), and the other side is a bevel side.
6. The support bezel for a solar photovoltaic panel of claim 2, wherein: two edges forming the concave table (141) are parallel to the side plate (13) and the other edge is tightly attached to the side plate (13); among three sides forming the boss (142), two sides of the common concave table (141) are the sides, and the other side is a flat side connected with the common side.
7. The support bezel for solar photovoltaic panels as claimed in any one of claims 1 to 6, wherein: the connecting plate (15) comprises an upper plate (151) integrated with the side plate (13) and a lower plate (152) integrated with the bottom plate (14), and the upper plate (151) and the lower plate (152) are attached tightly.
8. The support bezel for a solar photovoltaic panel of claim 7, wherein: the lower plate (152) is arranged to be a wave-shaped plate with the same structure as the bottom plate (14).
9. The support bezel for solar photovoltaic panels as claimed in any one of claims 1 to 6, wherein: the top edge of the clamping groove (12) is provided with a close double-wall structure.
10. The support bezel for a solar photovoltaic panel of claim 8, wherein: the top edge of the clamping groove (12) is provided with a close double-wall structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221476628.5U CN217522786U (en) | 2022-06-13 | 2022-06-13 | Supporting frame for solar photovoltaic panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221476628.5U CN217522786U (en) | 2022-06-13 | 2022-06-13 | Supporting frame for solar photovoltaic panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217522786U true CN217522786U (en) | 2022-09-30 |
Family
ID=83392244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221476628.5U Active CN217522786U (en) | 2022-06-13 | 2022-06-13 | Supporting frame for solar photovoltaic panel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217522786U (en) |
-
2022
- 2022-06-13 CN CN202221476628.5U patent/CN217522786U/en active Active
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Effective date of registration: 20240320 Granted publication date: 20220930 |