CN217469873U - Frame structure for dense-grid photovoltaic module - Google Patents
Frame structure for dense-grid photovoltaic module Download PDFInfo
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- CN217469873U CN217469873U CN202221304513.8U CN202221304513U CN217469873U CN 217469873 U CN217469873 U CN 217469873U CN 202221304513 U CN202221304513 U CN 202221304513U CN 217469873 U CN217469873 U CN 217469873U
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- frame body
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Abstract
The utility model discloses a close bars frame structure for photovoltaic module, including frame body and guide rail, the frame body sets gradually in photovoltaic module circumference edge, and two adjacent frame body welded fastening enclose into the rectangle frame, frame body cross-section is right trapezoid, is provided with guide rail fixed slot and lower rail fixed slot on the frame body, and lower rail fixed slot side is provided with the first notch of vertical flat long form, and first notch side is provided with horizontal second notch, be provided with profile assorted layering in the lower rail fixed slot, the inside strengthening rib that is provided with of frame body, at least two sets of heavy grooves of strengthening rib and frame body profile enclose, frame body joint is inboard at the guide rail. The utility model reduces the production cost under the condition of ensuring the structural strength through reasonable aluminum profile structural design; meanwhile, the trapezoidal clamping grooves and the combined guide rails reduce the situation that the alignment and the positioning are difficult to realize in the assembling process, and the assembling efficiency is improved.
Description
Technical Field
The utility model relates to a solar photovoltaic technology field especially relates to a frame structure for close bars photovoltaic module.
Background
The solar cell panel is arranged in the frame of the component, the compressive stress strength of the photovoltaic component is increased, the battery component is further sealed, the service life of the component is prolonged, and the frame is generally packaged by long and short aluminum alloy frames, corner pieces and the like. The frame is made of aluminum alloy materials, the frame and the photovoltaic assembly are filled with silica gel, and the long frame and the short frame are connected through corner pieces. In order to ensure that the photovoltaic assembly has higher compressive stress strength, the sectional area of the frame is increased, so that the weight of the photovoltaic assembly is increased, the assembly cost is increased, and the framing step is increased, so that the framing defect is easily caused, for example, the aluminum frame has large gaps, the corners have defects of fall, dislocation of water leakage holes of the frame and the like, the assembly production cost is increased, and the assembly installation efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
According to the technical problem that needs solve, a frame structure for the dense grid photovoltaic assembly is provided, and the compressive stress strength of the photovoltaic assembly is improved through the structural design of a frame aluminum profile.
In order to realize the purpose, the utility model discloses a, including frame body and guide rail, the frame body sets gradually in photovoltaic module circumference edge, and two adjacent frame body welded fastening enclose into the rectangle frame, frame body cross-section is right trapezoid, is provided with guide rail fixed slot and lower rail fixed slot on the frame body, and lower rail fixed slot side is provided with the first notch of vertical flat long form, and first notch side is provided with horizontal second notch, be provided with profile assorted layering in the lower rail fixed slot, the inside strengthening rib that is provided with of frame body, strengthening rib and frame body profile enclose into at least two sets of lightening grooves, frame body joint is inboard at the guide rail.
Furthermore, the guide rail comprises an upper guide rail and a lower guide rail, the upper guide rail is in a shape like a Chinese character 'ji', the protruding parts of the upper guide rail are embedded in the grooves of the lower guide rail, fixing grooves with the same outline as the frame body are formed in two sides of the guide rail, and trapezoidal protruding structures in the two sides of the upper guide rail and the two sides of the lower guide rail are respectively embedded in the upper guide rail fixing grooves and the lower guide rail fixing grooves in the frame body.
Furthermore, the outline of the pressing strip is the same as that of the lower guide rail fixing groove, a plurality of countersunk holes are formed in the binding surface of the pressing strip and the frame body, one end of the pressing strip is arranged in the lower guide rail fixing groove, and the other end of the pressing strip is in lap joint with the back of the photovoltaic module.
Furthermore, at least two sets of card strip fixed slots have been seted up at the frame body back, and every group card strip fixed slot equipartition is provided with the card strip in the lower rail fixed slot of card strip fixed slot in both sides, card strip both ends arch is provided with the barb of orientation inboard and is fixed with card strip fixed slot joint.
Furthermore, rectangular grooves with the same shape are formed in the positions, corresponding to the clamping strip fixing grooves, of the pressing strips, and the two ends of each clamping strip penetrate through the pressing strips to be clamped with the weight reducing grooves in the inner side of the frame body.
Furthermore, an elastic cushion pad is pasted on the vertical inner wall of the first notch or an elastic plastic clamping piece is arranged on the vertical inner wall of the first notch.
Furthermore, a silica gel strip is arranged in the second notch, the thickness of the silica gel strip is not less than the depth of the second notch, and the width of the silica gel strip is not more than the width of the second notch.
Compared with the prior art the utility model discloses the beneficial effect who produces: the utility model discloses a frame structure for a dense grid photovoltaic assembly, which reduces the production cost under the condition of ensuring the structural strength through reasonable aluminum profile structural design; meanwhile, the trapezoidal clamping grooves and the combined guide rails reduce the situation that the alignment and the positioning are difficult to realize in the assembling process, and the assembling efficiency is improved.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic view of the local structure at the corner of the present invention.
Fig. 2 is a sectional view of the frame body of the present invention.
Fig. 3 is a back view of the present invention.
Fig. 4 is a cross-sectional view a-a of the entire device of fig. 3 according to the present invention.
Fig. 5 is a cross-sectional view B-B of the clip strip and the frame body of fig. 3 according to the present invention.
Fig. 6 is a structural view of another embodiment of the elastic plastic fastener of the present invention.
In the figure: 1 is a frame body; 11 is an upper guide rail fixing groove; 12 is a lower guide rail fixing groove; 13 is a first notch; 14 is a second notch; 15 is a weight reduction groove; 2 is a photovoltaic module; 3, pressing strips; 4 is an upper guide rail; 5 is a lower guide rail; 6 is a clamping strip; 7 is an elastic buffer cushion; 8 is a silica gel strip; and 9 is an elastic plastic clamping piece.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
An embodiment of the utility model, as shown in fig. 1 to fig. 3, a frame structure for a dense grid photovoltaic module comprises a frame body 1 and a guide rail, wherein the frame body 1 is sequentially arranged at the circumferential edge of the photovoltaic module 2, two adjacent frame bodies 1 are welded and fixed to form a rectangular frame, the cross section of the frame body 1 is in a right trapezoid shape, the trapezoid inclined edge is positioned at the front side of the photovoltaic module 2, rainwater on the surface of the photovoltaic module can be rapidly discharged to avoid water leakage or damage of the module caused by long-time accumulation, an upper guide rail fixing groove 11 and a lower guide rail fixing groove 12 are arranged on the frame body 1, a vertical flat long first notch 13 is arranged at the side edge of the lower guide rail fixing groove 12, a transverse second notch 14 is arranged at the side of the first notch 13, a pressing strip 3 with matched contour is arranged in the lower guide rail fixing groove 12, reinforcing ribs are arranged inside the frame body 1, the reinforcing ribs and the contour of the frame body 1 are enclosed to form at least two sets of lightening grooves 15, frame body 1 joint subtracts heavy groove 15 and can reduce weight simultaneously at the inboard strengthening rib of guide rail and can promote frame body 1's structural strength, realizes the lightweight of structure when guaranteeing to bear sufficient pressure.
As shown in fig. 4, the guide rail comprises upper rail 4 and lower rail 5, upper rail 4 is several font and the bulge inlays and establishes in the recess of lower rail 5, the guide rail both sides form the fixed slot the same with frame body 1 profile, upper rail 4 inlays respectively with the inside trapezoidal protruding structure in lower rail 5 both sides and establishes in last guide rail fixed slot 11 and lower rail fixed slot 12 in frame body 1, the trapezoidal arch of guide rail both sides corresponds with frame body recess shape, make things convenient for operating personnel fast assembly, and the trapezoidal profile of difference can realize preventing slow-witted effect, further promote packaging efficiency.
The contour of the pressing strip 3 is the same as that of the lower guide rail fixing groove 12, a plurality of countersunk holes are formed in the binding surfaces of the pressing strip 3 and the frame body 1, countersunk self-tapping screws are screwed into the countersunk holes, the surfaces of nuts are not more than the surfaces of the pressing strip when the pressing strip is fixed, the guide rail is convenient to install, the weight reduction grooves 15 correspond to the drilling and tapping positions, the processing is more convenient, one end of the pressing strip 3 is arranged in the lower guide rail fixing groove 12, the other end of the pressing strip is lapped at the back of the photovoltaic assembly 3, and the supporting force of the bottom is provided for the photovoltaic assembly 2.
As shown in fig. 5, at least two sets of clamping strip fixing grooves are formed in the back surface of the frame body 1, each set of clamping strip fixing grooves are uniformly distributed in the lower guide rail fixing grooves 12 on the two sides, clamping strips 6 are arranged in the clamping strip fixing grooves 12, barbs facing the inner sides are convexly arranged at the two ends of each clamping strip 6 and are clamped and fixed with the clamping strip fixing grooves, when one side of the frame body 1 is too long, the profile inevitably deforms to a certain extent, and the frame is tensioned through the clamping strips; rectangular grooves with the same shape are formed in the positions, corresponding to the clamping strip fixing grooves, of the pressing strips 3, and the two ends of each clamping strip 6 penetrate through the pressing strips 3 to be clamped with the weight reducing grooves 15 in the inner side of the frame body 1.
As an preferred embodiment of this application, it has elastic buffer 7 to paste on the vertical inner wall of first notch 13, and the rigidity contact of avoiding photovoltaic module 2 and frame body 1 leads to colliding with the damage, and under outdoor long-time work simultaneously, photovoltaic module 2 is inevitable can be because of the high temperature takes place the increase on the thermal energy leads to the size, and another effect of elastic buffer 7 is that the inflation for photovoltaic module 2 provides the buffering interval, avoids size grow and frame body 1 rigidity contact to lead to damaging.
Be provided with silica gel strip 8 in the second notch 14, the degree of depth of silica gel strip 8 thickness no less than second notch 14, the width of silica gel strip 8 is no longer than the width of second notch 14, compare in the mode bonding photovoltaic module 2 and the frame of traditional direct injection silica gel, silica gel strip 8 can directly be put into to the second notch 14 of this application, pressure that provides through layering 3 and guide rail makes silica gel strip 8 take place to deform and closely laminate with photovoltaic module to play certain waterproof effect.
The utility model discloses a another embodiment, as shown in fig. 6, on the basis of first embodiment, be provided with elastic plastic fastener 9 on the vertical inner wall of first notch, compare in elastic buffer pad, plastics fastener cost is lower to need not to fill up first notch 13, according to the length selection of first notch 13 suitable number card insert in the notch can.
The working principle of the embodiment is as follows: frame body 1 extrudes through the aluminium alloy, and cut the welding according to photovoltaic module 2's size, four corners welded position cuts into 45 degrees, polish after the welding is accomplished, surface treatment forms the rectangle frame wholly, the card strip fixed slot has been seted up in the lower guide rail fixed slot 12 on the longer limit in both sides at the frame body 1 back, card strip fixed slot with subtract heavy groove 15 intercommunication, elastic buffer pad 7 or elastic plastic fastener 9 are put into first notch, silica gel strip 8 is put into in the second notch, put into photovoltaic module 2 from the frame body back until photovoltaic module all around with elastic buffer pad 7 butt, then put into lower guide rail fixed slot 12 with layering 3, select countersunk screw to fix on the frame body, pass two blocks of strip 6 in two sets of card strip fixed slots at the layering 1 back of layering 3 joint income frame body. According to the trapezoidal bulges on the two sides of the upper guide rail 4 and the lower guide rail 5, the trapezoidal bulges are clamped with the upper guide rail fixing groove 11 and the lower guide rail fixing groove 12 in the frame body 1, and the bottoms of the guide rails are locked and fixed through bolts
The points to be explained are as follows: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed; second, in this document, relational terms such as first and second, and the like may be used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.
The above examples are merely illustrations of the present invention, and do not constitute limitations to the scope of the present invention, and all designs the same as or similar to the present invention belong to the scope of the present invention.
Claims (7)
1. A frame structure for a dense grid photovoltaic assembly comprises a frame body (1) and a guide rail, it is characterized in that the frame body (1) is arranged on the circumferential edge of the photovoltaic component (2) in sequence, and two adjacent frame bodies (1) are welded and fixed to form a rectangular frame, the section of each frame body (1) is in a right trapezoid shape, an upper guide rail fixing groove (11) and a lower guide rail fixing groove (12) are arranged on each frame body (1), a first vertical flat long notch (13) is arranged on the side edge of each lower guide rail fixing groove (12), a second transverse notch (14) is arranged on the side surface of each first notch (13), a pressing strip (3) with matched contour is arranged in the lower guide rail fixing groove (12), the frame body (1) is internally provided with reinforcing ribs, the reinforcing ribs and the outline of the frame body (1) are encircled to form at least two groups of weight reduction grooves (15), and the frame body (1) is clamped on the inner side of the guide rail.
2. The frame structure for the dense grid photovoltaic module as claimed in claim 1, wherein the guide rail is composed of an upper guide rail (4) and a lower guide rail (5), the upper guide rail (4) is in a shape of Chinese character 'ji' and the convex part is embedded in the groove of the lower guide rail (5), fixing grooves with the same profile as the frame body (1) are formed on both sides of the guide rail, and the trapezoidal convex structures inside both sides of the upper guide rail (4) and the lower guide rail (5) are respectively embedded in the upper guide rail fixing groove (11) and the lower guide rail fixing groove (12) in the frame body (1).
3. The frame structure for the dense grid photovoltaic module according to claim 1, wherein the bead (3) has the same contour as the lower rail fixing groove (12), and a plurality of countersunk holes are formed on the joint surface of the bead (3) and the frame body (1), one end of the bead (3) is arranged in the lower rail fixing groove (12), and the other end of the bead is overlapped on the back surface of the photovoltaic module (2).
4. The frame structure for the dense grid photovoltaic module as claimed in claim 1, wherein the back of the frame body (1) is provided with at least two sets of clamping strip fixing grooves, each set of clamping strip fixing grooves is uniformly distributed in the lower guide rail fixing grooves (12) on two sides, clamping strips (6) are arranged in the clamping strip fixing grooves, and barbs facing the inner side are convexly arranged at two ends of each clamping strip (6) and are clamped and fixed with the clamping strip fixing grooves.
5. The frame structure for the dense grid photovoltaic module as claimed in claim 3, wherein rectangular grooves with the same shape are arranged at the positions of the pressing strips (3) corresponding to the fixing grooves of the clamping strips, and two ends of each clamping strip (6) penetrate through the pressing strips (3) to be clamped with the weight-reducing grooves (15) on the inner side of the frame body (1).
6. The frame structure for the dense grid photovoltaic module as claimed in claim 1, wherein the vertical inner wall of the first notch (13) is adhered with an elastic buffer pad (7) or provided with an elastic plastic fastener (9).
7. The frame structure for the dense grid photovoltaic module according to claim 1, wherein a silica gel strip (8) is arranged in the second notch (14), the thickness of the silica gel strip (8) is not less than the depth of the second notch (14), and the width of the silica gel strip (8) is not more than the width of the second notch (14).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202221304513.8U CN217469873U (en) | 2022-05-27 | 2022-05-27 | Frame structure for dense-grid photovoltaic module |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202221304513.8U CN217469873U (en) | 2022-05-27 | 2022-05-27 | Frame structure for dense-grid photovoltaic module |
Publications (1)
Publication Number | Publication Date |
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CN217469873U true CN217469873U (en) | 2022-09-20 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202221304513.8U Active CN217469873U (en) | 2022-05-27 | 2022-05-27 | Frame structure for dense-grid photovoltaic module |
Country Status (1)
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CN (1) | CN217469873U (en) |
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2022
- 2022-05-27 CN CN202221304513.8U patent/CN217469873U/en active Active
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