CN211151904U - Frame and photovoltaic module - Google Patents
Frame and photovoltaic module Download PDFInfo
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- CN211151904U CN211151904U CN201921762807.3U CN201921762807U CN211151904U CN 211151904 U CN211151904 U CN 211151904U CN 201921762807 U CN201921762807 U CN 201921762807U CN 211151904 U CN211151904 U CN 211151904U
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- frame
- mounting hole
- bolt
- head
- photovoltaic module
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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 provides a frame and photovoltaic module, wherein, the frame is used for fixed photovoltaic cell board, include: the frame body comprises a first frame parallel to the back surface of the photovoltaic cell panel, the first frame comprises an inner surface close to the photovoltaic cell panel and an outer surface opposite to the inner surface, and the first frame is provided with a mounting hole; the fastener comprises a bolt, the bolt can penetrate through the mounting hole, the head of the bolt is arranged in the mounting hole, and the outer end face of the head of the bolt is flush with the outer surface of the first frame or is positioned in the mounting hole. According to the utility model provides a frame can guarantee that mounting hole position and quantity are unchangeable under the two-sided subassembly support overlaps the installation condition with the frame body, reduces frame processing cost, promotes frame processing yield.
Description
Technical Field
The utility model relates to a photovoltaic technology field, concretely relates to frame and photovoltaic module.
Background
Nowadays, for single face subassembly, because the two-sided subassembly back can bring about 10% electricity generation gain, two-sided photovoltaic module's market share is higher and higher, like two-sided dual glass assembly, transparent backplate subassembly etc..
The mounting of the single-sided module is usually performed by mounting the bracket across the module, in which case the module requires only two mounting holes. The mounting means of two-sided subassembly, in order to promote subassembly back generated energy, avoid the support to shelter from to the light at the subassembly back, the mounting means that the frame that adopts support and subassembly to overlap usually, like this, the mounting hole on the frame has just been plugged up to the support, because current mounting means, the head of earth bolt can interfere with the support, can't install the ground connection accessory. Therefore, by increasing the number of the mounting holes on the frame, about ten mounting holes for grounding can be changed from two mounting holes, when the component is vertically installed, the short-side mounting holes are used, and when the component is horizontally installed, the long-side mounting holes are used. However, the excessive number of mounting holes increases the manufacturing cost of the bezel.
In addition, double-glass components with double side frames have appeared on the market, and the components only have two long side frames, such as long aluminum frames. Because there is not the short frame, can only accomplish the side of long frame with the mounting hole, because the side is the chamber structure, the mounting hole needs to be punched through two chambeies, and processing difficulty, frame volume production defective rate is higher.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a frame subassembly and photovoltaic module for photovoltaic module are used for solving current frame mounting means, need more mounting hole, and frame subassembly manufacturing cost is high, and the processing difficulty, the problem that frame volume production defective rate is high.
In order to solve the technical problem, the utility model discloses a following technical scheme:
according to the utility model discloses frame of first aspect embodiment for fixed photovoltaic cell board, include:
the frame body comprises a first frame parallel to the back surface of the photovoltaic cell panel, the first frame comprises an inner surface close to the photovoltaic cell panel and an outer surface opposite to the inner surface, and the first frame is provided with a mounting hole;
the fastener comprises a bolt, after the bolt penetrates through the mounting hole, the head of the bolt is arranged in the mounting hole, and the outer end face of the head is flush with the outer surface of the first frame or is positioned in the mounting hole.
Preferably, the mounting hole is tapered, and the diameter of the cross section of the mounting hole on the outer surface is larger than the diameter of the mounting hole on the inner surface.
Preferably, the head of the bolt is tapered, the tapered head matching the size of the tapered mounting hole.
Preferably, the mounting hole includes a first section and a second section communicated with the first section, the second section is disposed on one side of the outer surface of the first frame, the diameter of the second section is larger than that of the first section, and the head of the bolt is clamped in the mounting hole of the second section.
Preferably, the fastener further comprises:
the internal thread of the locking nut is matched with the external thread of the bolt;
the tooth-shaped gasket is arranged between the locking nut and the first frame.
According to the utility model discloses photovoltaic module of second aspect embodiment includes: the frame described in the above embodiments; and
and the photovoltaic cell panel is fixedly connected with the frame.
Preferably, the frame is fixed to the back of the photovoltaic cell panel.
Preferably, the photovoltaic module further includes:
the bracket is fixed on the outer surface of the first frame.
Preferably, the photovoltaic module further includes the frame and the ground wire of the above embodiment, and one end of the ground wire is installed between the locking nut and the tooth-shaped gasket.
Preferably, the photovoltaic module is a double-sided photovoltaic module.
The above technical scheme of the utility model one of following beneficial effect has at least:
according to the utility model discloses frame can be under photovoltaic module's support and frame overlapping installation condition, can avoid bolt and support to produce and interfere, can guarantee that mounting hole position and quantity are unchangeable, has practiced thrift the processing cost, has guaranteed the yield.
Drawings
Fig. 1 is a schematic structural diagram of a frame according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a photovoltaic module according to an embodiment of the present invention;
fig. 3 is another schematic structural diagram of a photovoltaic module according to an embodiment of the present invention.
Reference numerals:
a frame body 10; a first frame 11; a mounting hole 111;
a bolt 20; a head portion 21;
a tooth-shaped gasket 30;
a ground line 40;
a lock nut 50;
a bracket 60.
Detailed Description
The following first describes the frame component for photovoltaic module according to the embodiment of the first aspect of the present invention in detail with reference to the drawings.
As shown in fig. 1, the frame according to the embodiment of the present invention is used for fixing a photovoltaic cell panel, and includes a frame body 10 and a fastener.
Specifically, the frame body 10 includes a first frame 11 parallel to the back surface of the photovoltaic cell panel, the first frame 11 includes an inner surface and an outer surface opposite to the inner surface, where the inner surface refers to a side surface close to the photovoltaic cell panel when being installed, and a side surface far away from the photovoltaic cell panel is an outer surface, a mounting hole 111 is provided on the first frame 11, the fastener includes a bolt 20, after the bolt 20 passes through the mounting hole 111, a head 21 of the bolt 20 is placed in the mounting hole 111, and an outer end surface of the head 21 of the bolt 20 is flush with or located in the mounting hole of the outer surface of the first frame 11, that is, an outer end surface of the head 21 of the bolt 20 is recessed inward relative to the outer surface of the first frame 11.
That is, the first bezel 11 of the bezel body 10 is provided with mounting holes 111 in the thickness direction for mounting the bolts 20. The inner surface and the outer surface of the first frame 11 are two surfaces perpendicular to the thickness direction of the first frame 11, and during installation, the inner surface of the first frame 11 is close to the photovoltaic cell panel. The fastener comprises a bolt 20, the bolt 20 comprises a screw rod and a head 21 connected with the screw rod, the head 21 is used for being clamped in the mounting hole 111 to fix the bolt 20, and the depth of the mounting hole 111 of the first frame 11 of the frame body 10 is larger than or equal to the height of the head 21 of the bolt 20. When the bracket 60 is installed, the head 21 can be prevented from protruding out of the outer surface of the first frame 11, when the bracket 60 is installed to overlap with the frame body 10, the bracket 60 and the head 21 do not interfere with each other, so that the bracket can be installed to be suitable for overlapping, or installed to be spanned, and cannot be affected, and meanwhile, the normal installation of the grounding wire 40 can be ensured. Preferably, the shape of the mounting hole 111 and the head 21 of the bolt 20 can be completely matched to achieve the effect of stable fixation.
Therefore, according to the utility model discloses the frame can be under photovoltaic module's support 60 and the overlapping installation condition of frame body 10, can avoid bolt 20 and support 60 to produce and interfere, guarantees that mounting hole 111 position and quantity are unchangeable, has practiced thrift the processing cost, has guaranteed the yield.
According to a preferred embodiment of the present invention, the mounting hole 111 is tapered, and the diameter of the mounting hole 111 located on the outer surface is larger than the diameter of the mounting hole located on the inner surface.
That is to say, the mounting hole 111 is a tapered structure, which can be conveniently installed in cooperation with the head 21 of the bolt 20 with various shapes, for example, when the head 21 is a cylinder, the diameter of the cross section of the cylinder is larger than the aperture of the mounting hole 111 on the inner surface, so that the head 21 can be fixed in the mounting hole 111, and at the same time, the outer end surface of the head 21 does not extend out of the mounting hole 111, so that the bracket 60 and the head 21 do not interfere with each other when the bracket 60 is installed, and of course, the head 21 may also be a square cylinder, a hemisphere, or other structures in other embodiments of the present invention, and this is not taken as the only limitation.
Preferably, the head 21 of the bolt 20 is tapered, and the tapered head 21 matches the size of the tapered mounting hole 111, that is, the head 21 is a tapered structure, which can be fitted into the tapered mounting hole 111 more tightly, and the connection is more stable.
According to another embodiment of the present invention, the mounting hole 111 may include a first section and a second section communicating with the first section, the second section is disposed on one side of the outer surface of the first frame 11, the diameter of the second section is larger than that of the first section, and the head 21 of the bolt 20 is engaged in the mounting hole 111 of the second section.
That is, the mounting hole may be divided into two sections, and the diameter of the first section is smaller than that of the second section, so that a step is formed between the first section and the second section, and thus, when the bolt 20 is mounted, the head 21 of the bolt 20 can be engaged with the step, thereby fixing the bolt 20.
The fastener can be a lock nut 50 with good shock resistance and wear resistance, is suitable for the high-temperature and high-load tooth-shaped gasket 30, and can better fix the frame.
As shown in fig. 1, 2 and 3, a photovoltaic module according to an embodiment of the second aspect of the present invention includes the frame of the above embodiment, and a photovoltaic cell panel fixedly connected to the frame.
Since the structure, function and effect of the frame have been described in detail in the above embodiments, reference may be made to the above embodiments, and details are not described herein.
As the photovoltaic module of another embodiment of the present invention, the frame is fixed to the back of the photovoltaic cell panel.
Specifically, the photovoltaic module further comprises a bracket 60, and the bracket 60 is fixed on the outer surface of the first frame 11. Preferably, the bracket 60 may overlap the first frame 11, so as to prevent the bracket 60 from crossing over the module and blocking the back of the module, thereby improving the power generation gain.
Further, the photovoltaic module further comprises a frame and a power connection wire 50, wherein one end of the power connection wire 50 is arranged between the locking nut 50 and the tooth-shaped gasket 30.
Preferably, the connecting wire 50 is connected with the optical frame, so that unsafe electric charges or leakage current can be introduced into the ground, the normal operation of the photovoltaic module is ensured, and the damage of fault current, lightning current and induced current to equipment or a human body is prevented.
Preferably, the photovoltaic module can be a double-sided photovoltaic module, the back of the double-sided photovoltaic module is packaged by a transparent material (glass or a transparent back plate), and besides normal power generation on the front side, the back of the double-sided photovoltaic module can also receive scattered light and reflected light from the environment to generate power, so that higher comprehensive power generation efficiency can be brought.
Because according to the utility model discloses above-mentioned embodiment's frame has above-mentioned technological effect, consequently, according to the utility model discloses photovoltaic module also has corresponding technological effect, can guarantee that mounting hole position and quantity are unchangeable under photovoltaic module support 60 and frame body 10 overlap the installation condition promptly, reduce frame processing cost, promote frame processing yield. And the photovoltaic module has a simple structure and is convenient to produce and manufacture.
Other structures and operations of the photovoltaic module according to embodiments of the present invention are understood and readily implemented by those skilled in the art, and thus will not be described in detail.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. The utility model provides a frame for fixed photovoltaic cell board, its characterized in that includes:
the frame body comprises a first frame parallel to the back surface of the photovoltaic cell panel, the first frame comprises an inner surface close to the photovoltaic cell panel and an outer surface opposite to the inner surface, and the first frame is provided with a mounting hole;
a fastener including a bolt, the bolt being insertable through the mounting hole, a head of the bolt being positionable within the mounting hole, and an outer end face of the head of the bolt being flush with or within the mounting hole.
2. The bezel of claim 1, wherein said mounting holes are tapered, said mounting holes having a larger aperture size on said outer surface than on said inner surface.
3. The bezel of claim 2, wherein the head of the bolt is tapered, the tapered head matching the size of the tapered mounting hole.
4. The bezel of claim 1, wherein the mounting holes comprise a first section and a second section in communication with the first section, the second section being disposed on one side of an outer surface of the first bezel, a diameter of the second section being larger than a diameter of the first section, a head of the bolt being snapped into the mounting hole of the second section.
5. The bezel of claim 1, wherein said fastener further comprises:
the internal thread of the locking nut is matched with the external thread of the bolt;
the tooth-shaped gasket is arranged between the locking nut and the first frame.
6. A photovoltaic module comprising the frame of any one of claims 1-5; and
and the photovoltaic cell panel is fixedly connected with the frame.
7. The assembly according to claim 6, wherein the frame is secured to the back of the photovoltaic panel.
8. The photovoltaic module of claim 6, further comprising:
the bracket is fixed on the outer surface of the first frame.
9. The photovoltaic module of claim 6, wherein the photovoltaic module is a bifacial photovoltaic module.
10. A photovoltaic module comprising the bezel of claim 5; and
and one end of the grounding wire is arranged between the locking nut and the tooth-shaped gasket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921762807.3U CN211151904U (en) | 2019-10-21 | 2019-10-21 | Frame and photovoltaic module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921762807.3U CN211151904U (en) | 2019-10-21 | 2019-10-21 | Frame and photovoltaic module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211151904U true CN211151904U (en) | 2020-07-31 |
Family
ID=71771212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921762807.3U Active CN211151904U (en) | 2019-10-21 | 2019-10-21 | Frame and photovoltaic module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211151904U (en) |
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2019
- 2019-10-21 CN CN201921762807.3U patent/CN211151904U/en active Active
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