CN215008751U - Electrical connection device used in photovoltaic module junction box - Google Patents
Electrical connection device used in photovoltaic module junction box Download PDFInfo
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- CN215008751U CN215008751U CN202120552729.5U CN202120552729U CN215008751U CN 215008751 U CN215008751 U CN 215008751U CN 202120552729 U CN202120552729 U CN 202120552729U CN 215008751 U CN215008751 U CN 215008751U
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- Prior art keywords
- plate
- connecting part
- photovoltaic module
- junction box
- electrical connection
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- 238000000926 separation method Methods 0.000 claims abstract description 14
- 238000003780 insertion Methods 0.000 claims description 13
- 230000037431 insertion Effects 0.000 claims description 13
- 239000000919 ceramic Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
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Abstract
The utility model discloses an electrical connection device for in photovoltaic module terminal box, include: a first connecting portion having one end connected to the bus bar; the second connecting part is connected with the first connecting part, and an inserting separation cavity is formed between the second connecting part and the first connecting part; the at least two elastic pieces are connected to the second connecting part at intervals, arranged in the inserting separation cavity and used for tightly attaching the plug on the electronic component to the first connecting part in the inserting separation cavity; thereby overcoming the technical problem that the electronic component and the bus bar need to be connected.
Description
Technical Field
The utility model relates to a photovoltaic module terminal box technical field, specific electric connection device for in photovoltaic module terminal box that says so.
Background
The photovoltaic module junction box is generally in a combined form of a box body and a box cover, electrical components such as bus bars and diodes are installed in the box body, and along with the appearance of an intelligent module and the intervention of a control circuit, the structure of the photovoltaic module junction box is enriched, so that the form is changed;
considering the possibility of failure of electronic components, in order to guarantee the whole 25-year service life of the photovoltaic module, when the electronic components break down, the electronic components need to be replaced in time, so that the electronic components which are easy to fail are integrated on the box cover, the electronic components in the box cover are connected with the bus bars in the box body, the electric energy output of the photovoltaic module and the normal operation of an intelligent circuit are realized, and therefore the electric connecting device in the photovoltaic module junction box is needed.
SUMMERY OF THE UTILITY MODEL
For solving not enough among the prior art, the utility model provides an electrical connection device for in photovoltaic module terminal box to solve the technical problem that electronic parts and busbar in the correlation technique need be connected.
The utility model discloses a realize above-mentioned purpose, realize through following technical scheme: an electrical connection device for use in a photovoltaic module junction box, comprising:
a first connecting portion having one end connected to the bus bar;
the second connecting part is connected to the first connecting part, and an insertion separation cavity is formed between the second connecting part and the first connecting part;
and at least two elastic sheets which are connected to the second connecting parts at intervals, arranged in the inserting separation cavity and used for tightly attaching a plug on an electronic component to the first connecting parts in the inserting separation cavity.
Further: the first connection portion includes: a first plate adjacent the bottom for connection to the bus bar;
and a first arcuate plate connected to a top of the first plate.
Further: the second connection portion includes: the second flat plate and the first flat plate form the insertion separation cavity, the second flat plate is used for connecting the elastic piece, and the length dimension of the second flat plate is smaller than that of the first flat plate;
the two third flat plates are symmetrically connected to two sides of the second flat plate and are used for being connected with the side wall of the first flat plate;
and the second arc-shaped plate is connected to the top of the second flat plate and is arranged opposite to the first arc-shaped plate.
Further: one end of the elastic sheet is connected to the second flat plate, and the other end of the elastic sheet extends downwards to be in a suspended state.
Contrast correlation technique, the beneficial effects of the utility model reside in that: an electrical connection device used in a photovoltaic module junction box is provided with a first connection part, a second connection part and an elastic sheet; the second connecting part is connected to the first connecting part, and an insertion separation cavity is formed between the second connecting part and the first connecting part; the elastic piece is connected to the second connecting part; the first connecting part is connected with the bus bar, the plug on the electronic component is inserted into the insertion separation cavity, and the plug is tightly attached to the first connecting part under the action of the elastic sheet, so that the purpose of connecting the electronic component and the bus bar is realized, the operation is very convenient, and the connection reliability is good; therefore, the technical problem that the electronic component and the bus bar need to be connected is solved, the technical effects of reliable connection, tight connection and convenient operation are achieved, and the bus bar has practicability.
Drawings
FIG. 1 is a schematic view of a three-dimensional final assembly structure;
FIG. 2 is an exploded view of the assembly;
FIG. 3 is a schematic three-dimensional structure of the plug;
the reference numbers shown in the figures: 10. the plug comprises a first connecting portion, 11, a first flat plate, 12, a first arc-shaped plate, 20, a second connecting portion, 21, a second flat plate, 22, a third flat plate, 23, a second arc-shaped plate, 30, an insertion separation cavity, 40, an elastic sheet and 100 plugs.
Detailed Description
The technical solutions in the embodiments will be described clearly and completely with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only a part of the embodiments, not all of the embodiments;
an electrical connection device used in a junction box of a photovoltaic module solves the technical problem that electronic components and bus bars in the related art need to be connected; the connecting device can be manufactured and used, and achieves the positive effects of reliable connection, tight connection and convenient operation; the general idea is as follows:
one embodiment is as follows:
see fig. 1, 2, 3; an electrical connection device for use in a photovoltaic module junction box, comprising:
a first connecting portion 10 having one end connected to the bus bar;
a second connecting portion 20 connected to the first connecting portion 10 and forming an insertion compartment 30 with the first connecting portion 10;
at least two elastic pieces 40 which are connected to the second connecting part 20 at intervals, are arranged in the inserting compartment 30 and are used for attaching the plug 100 on the electronic component to the first connecting part 10 in the inserting compartment 30;
specifically, the first connecting part 10, the second connecting part 20 and the elastic piece 40 are arranged; the second connecting part 20 is connected to the first connecting part 10, and an insertion compartment 30 is formed between the second connecting part 20 and the first connecting part 10; the elastic piece 40 is connected to the second connecting part 20; the first connecting part 10 is connected with the bus bar, the plug 100 on the electronic component is inserted into the inserting separation cavity 30, and the plug 100 is tightly attached to the first connecting part 10 under the action of the elastic sheet 40, so that the purpose of connecting the electronic component with the bus bar is realized, the operation is very convenient, and the connection reliability is good;
in another embodiment:
see fig. 1, 2, 3; in practice, the first connection portion 10 comprises: a first plate 11 near the bottom for connection to the bus bar; and a first arc plate 12 connected on top of the first plate 11;
the first connecting part 10 is made of copper, is formed by stamping and bending, is connected with the bus bar through a countersunk screw, and is convenient to mount and dismount;
the first flat plate 11 is arranged, so that the contact area with the plug 100 is large, and the conductive effect is ensured; the first arc-shaped plate 12 is arranged to play a role in guiding and facilitate the plug 100 to be smoothly inserted into the insertion compartment 30;
in another embodiment:
see fig. 1, 2, 3; in practice, the second connection portion 20 comprises: a second plate 21 defining said insertion compartment 30 with said first plate 11, said second plate 21 being adapted to be connected to said resilient tab 40, and said second plate 21 having a length dimension less than the length dimension of said first plate 11, typically 3/4 of the length dimension of said first plate 11; two third flat plates 22 symmetrically connected to both sides of the second flat plate 21 for connecting with the sidewalls of the first flat plate 11; and a second arc 23 connected to the top of the second plate 21, opposite to the first arc 12;
the second connecting part 20 is made of ceramic or high-temperature-resistant plastic and is integrally formed, a countersunk screw penetrates through the third flat plate 22 to be connected with the first connecting part 10, so that the mounting and dismounting are convenient, the second connecting part 20 can form a certain block to block the plug 100 from the first connecting part 10, the accidental touch of an operator is prevented, and the safety is relatively good;
the second arc-shaped plate 23 is arranged to play a role in guiding and facilitate the plug 100 to be smoothly inserted into the insertion compartment 30;
in another embodiment:
see fig. 1, 2, 3; in practice, the shape of the insertion compartment 30 is approximately matched with the shape of the plug 100, and the external volume is larger than that of the plug 100, so that the plug 100 can be inserted smoothly;
in another embodiment:
see fig. 1, 2, 3; when in use, one end of the elastic sheet 40 is connected to the second flat plate 21, and the other end extends downwards to be in a suspended state; the elastic piece 40 is formed by stamping and bending a copper sheet, and one end of the elastic piece is connected with the second flat plate 21 through a countersunk screw, so that elastic force is formed, the plug 100 is favorably attached to the first connecting part 10, and the connection tightness is ensured; when the second connecting part 20 is made of ceramic, a threaded hole cannot be directly drilled in the ceramic, a plastic embedded screw needs to be adopted and matched in a blind hole in the ceramic, and then the elastic sheet 40 is connected to the second flat plate 21 through a countersunk head screw and the embedded screw;
in another embodiment:
see fig. 1, 2, 3; in implementation, the first connecting part 10, the second connecting part 20 and the elastic sheet 40 are of an assembled structure, so that the assembly and disassembly are convenient, and when the local part is damaged, only the local part needs to be replaced, so that the replacement cost is relatively low;
in another embodiment:
see FIG. 3; in practice, the plug 100 is a common structure in the prior art, and generally has a substantially rectangular plate-shaped structure, which is not the invention point of the present invention, but is only for better describing the present invention, so as to facilitate understanding of the technical solution of the present invention, and after seeing the disclosure, a person skilled in the art can directly and unambiguously know how to set up the plug without paying creative labor and performing excessive tests;
the working principle is as follows: the first connecting part 10 is connected with the bus bar, the plug 100 on the electronic component is inserted into the inserting separation cavity 30, and under the action of the elastic sheet 40, the plug 100 is tightly attached to the first connecting part 10 to conduct electricity, so that the purpose of connecting the electronic component with the bus bar is realized;
in the description, it is to be understood that the terms "upper", "lower", "left", "right", "front", "rear", and the like indicate orientations or positional relationships based on the positional relationships illustrated in the drawings, and are only for convenience of description or simplicity of description, but do not indicate specific orientations that are necessary; the operation process described in the embodiment is not an absolute use step, and corresponding adjustment can be made during actual use;
unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art; the use of "first," "second," and the like in the description and in the claims does not denote any order, quantity, or importance, but rather the terms "a" and "an" and the like are used to distinguish one element from another, and likewise, are not intended to denote an absolute limitation of quantity, but rather denote the presence of at least one, as may be determined by the context of the embodiment;
the above description is only for the preferred embodiment, but the scope of protection is not limited thereto, and any person skilled in the art should be covered by the protection scope, which is equivalent to or changed from the technical solution and the utility model concept disclosed in the present disclosure.
Claims (4)
1. An electrical connection device for use in a photovoltaic module junction box, comprising:
a first connecting portion (10) having one end connected to the bus bar;
a second connection portion (20) connected to the first connection portion (10) and forming an insertion compartment (30) with the first connection portion (10);
and at least two elastic sheets (40) which are connected to the second connecting part (20) at intervals, are arranged in the inserting separation cavity (30) and are used for attaching a plug (100) on an electronic component to the first connecting part (10) in the inserting separation cavity (30).
2. An electrical connection device for use in a photovoltaic module junction box according to claim 1, wherein: the first connection portion (10) includes: a first plate (11) near the bottom for connection to the bus bar;
and a first curved plate (12) attached on top of the first plate (11).
3. An electrical connection device for use in a photovoltaic module junction box according to claim 2, wherein: the second connection portion (20) includes: a second plate (21) forming said insertion compartment (30) with said first plate (11), said second plate (21) being adapted to be connected to said elastic tab (40), and said second plate (21) having a length dimension smaller than that of said first plate (11);
two third flat plates (22) symmetrically connected to two sides of the second flat plate (21) and used for being connected with the side wall of the first flat plate (11);
and a second arc-shaped plate (23) connected to the top of the second flat plate (21) and arranged opposite to the first arc-shaped plate (12).
4. An electrical connection device for use in a photovoltaic module junction box according to claim 3, wherein: one end of the elastic sheet (40) is connected to the second flat plate (21), and the other end of the elastic sheet extends downwards to be in a suspended state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120552729.5U CN215008751U (en) | 2021-03-16 | 2021-03-16 | Electrical connection device used in photovoltaic module junction box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120552729.5U CN215008751U (en) | 2021-03-16 | 2021-03-16 | Electrical connection device used in photovoltaic module junction box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215008751U true CN215008751U (en) | 2021-12-03 |
Family
ID=79156775
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120552729.5U Expired - Fee Related CN215008751U (en) | 2021-03-16 | 2021-03-16 | Electrical connection device used in photovoltaic module junction box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215008751U (en) |
-
2021
- 2021-03-16 CN CN202120552729.5U patent/CN215008751U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211203 |