CN220963895U

CN220963895U - Photovoltaic cable connection structure

Info

Publication number: CN220963895U
Application number: CN202322333932.5U
Authority: CN
Inventors: 洪亮
Original assignee: Jiangxi Zhongzhen New Energy Co ltd
Current assignee: Jiangxi Zhongzhen New Energy Co ltd
Priority date: 2023-08-30
Filing date: 2023-08-30
Publication date: 2024-05-14
Anticipated expiration: 2033-08-30

Abstract

The utility model discloses a photovoltaic cable connection structure, which comprises: the top of the box body is provided with a box cover, the left side and the right side of the box body are respectively provided with a through groove through which a cable passes, and a connecting cylinder is fixed on the through groove; the two ends of the opposite sides of the two connecting cylinders are respectively provided with a clamping structure, and the locking caps are respectively sheathed on the connecting cylinders in a threaded fit manner and are matched with the clamping structures to clamp the fixed cable; the cable plug is fixed on the cable plug in a plugging manner, the two cable plugs are matched with each other in a plugging manner through a contact pin and a slot, limiting seats are respectively arranged on the inner bottoms of the box bodies and the inner sides of the box covers, and the two cable plugs are clamped on the inner sides of the two limiting seats. Compared with the prior art, the method has the advantages that: the utility model discloses can avoid the cable to receive when pulling to connect not hard up, improve the pull resistance.

Description

Photovoltaic cable connection structure

Technical Field

The utility model relates to the technical field of photovoltaic cables, in particular to a photovoltaic cable connection structure.

Background

Along with the continuous improvement of the economic level and the continuous progress of the technology, the photovoltaic module has good development prospect, and is a core part in a solar power generation system and the most important part in the solar power generation system. The solar energy is converted into electric energy, or the electric energy is sent to a storage battery to be stored, or the load is pushed to work, the photovoltaic module system is connected and conveyed through an integrated wire harness, and the integrated wire harness provides a service device for a certain load source group. When connecting photovoltaic cables in a photovoltaic module system, a connection structure is required.

After two optical cables are connected by the existing photovoltaic cable connector, the stretching resistance is poor, when the photovoltaic cable is stretched, the problem that the connecting part loosens and falls off easily occurs, and the use of the photovoltaic cable is affected.

Disclosure of utility model

The utility model aims to solve the technical problems and provide a photovoltaic cable connecting structure with stronger stretching resistance.

In order to solve the technical problems, the technical scheme provided by the utility model is as follows:

a photovoltaic cable connection structure comprising:

the top of the box body is provided with a box cover, the left side and the right side of the box body are respectively provided with a through groove through which a cable passes, and the left end part and the right end part of the box body are respectively provided with a connecting cylinder;

The two ends of the opposite sides of the two connecting cylinders are respectively provided with a clamping structure, the cable passes through the clamping structures, the locking caps are respectively sheathed on the connecting cylinders in a threaded fit manner, and the locking caps are matched with the clamping structures to clamp and fix the cable;

The cable plug is fixed on the cable plug in a plugging manner, the two cable plugs are matched with each other in a plugging manner through the contact pin and the slot, the inner bottom of the box body and the inner side of the box cover are respectively provided with a limiting seat, and the two cable plugs are clamped on the inner sides of the two limiting seats.

As an improvement, the clamping structure comprises a plurality of elastic clamping pieces uniformly fixed at the end part of the connecting cylinder along the circumferential direction, the locking cap is formed by combining a cylindrical structure and a conical structure, an external thread is formed on the outer side of the connecting cylinder, the cylindrical part of the locking cap is in threaded connection with the connecting cylinder, and the elastic clamping pieces are positioned on the inner side of the conical part of the locking cap. The elastic clamping piece can be compressed by the locking cap in the moving process of the locking cap, and the non-fixed end part is folded and clamped on the cable.

As an improvement, the lower limit seat is fixed in the middle of the inner bottom of the box body, and the upper side of the upper limit seat is connected and fixed on the inner side of the box cover through a plurality of uniformly arranged springs. The two limit seats are matched with each other to clamp and position the cable plug inside the box body.

As an improvement, semi-cylindrical mounting grooves are respectively formed in the opposite sides of the two limiting seats, two cable plugs are movably arranged on the inner sides of the mounting grooves, and through holes for the cables to pass through are respectively formed in the left side and the right side of the limiting seats. The mounting groove can be used for limiting the cable plugs in the horizontal direction, so that the two cable plugs are not easy to loosen after being connected in a plugging mode.

As an improvement, through hinge connection, and the front end downside of lid is fixed with the inserted block between the rear side of lid and the rear side top of box body, the front side top of box body corresponds the inserted block and has seted up with inserted block grafting complex slot, and the front side activity of slot runs through the box body be provided with the fixture block, the fixture block is connected fixedly through the spring of cover on the fixture block and the front side of box body, and the rear end of fixture block is the inclined plane end, and the joint is in the draw-in groove of seting up on the inserted block. The connection cable can be installed by opening the cover.

As an improvement, the elastic clamping piece is made of deformable metal, and a rubber pad is arranged on one side of the elastic clamping piece, which is contacted with the cable. The elastic clamping piece can deform under the action of the locking cap, can be contacted with the cable and clamp the cable, and the rubber pad can prevent the elastic clamping piece from damaging the cable.

Compared with the prior art, the utility model has the advantages that: the utility model discloses a be provided with locking cap, clamp structure, can press from both sides the cable tight fixedly to be provided with a pair of spacing seat, can carry out vertical and the spacing of horizontal direction to two cable plugs of pegging graft, thereby can avoid the cable to receive the connection not hard up when pulling, improve the pull resistance.

Drawings

Fig. 1 is a schematic sectional view of a photovoltaic cable connection structure according to the present utility model in a top view.

Fig. 2 is a schematic sectional view of a photovoltaic cable connecting structure according to the present utility model.

Fig. 3 is a schematic perspective view of a limit seat of a photovoltaic cable connection structure according to the present utility model.

Fig. 4 is a schematic view of a partial perspective structure of a photovoltaic cable connection structure according to the present utility model.

Fig. 5 is a schematic cross-sectional view of a photovoltaic cable connecting structure according to the present utility model.

As shown in the figure: 1. a case body; 2. a box cover; 3. a cable; 4. a connecting cylinder; 5. a locking cap; 6. a cable plug; 7. a limit seat; 8. an elastic clamping piece; 9. a spring; 10. a mounting groove; 11. a through hole; 12. inserting blocks; 13. a slot; 14. and (5) clamping blocks.

Detailed Description

In the description of the present utility model, it should be understood that the terms "center," "lateral," "upper," "lower," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more. In addition, the term "include" and any variations thereof are intended to cover a non-exclusive inclusion.

The present utility model will be described in further detail with reference to the accompanying drawings.

A photovoltaic cable connection structure comprising:

The box body 1, the top is provided with lid 2, and the logical groove that cable 3 passed is offered respectively to the left and right sides, and both ends are located to be fixed with connecting cylinder 4 on leading to the groove about. Specifically, the rear side of lid 2 is connected through the hinge between the rear side top of box body 1, and the front end downside of lid 2 is fixed with inserted block 12, the front side top of box body 1 corresponds inserted block 12 and has seted up with inserted block 12 grafting complex slot 13, and the front side activity of slot 13 runs through box body 1 formula and is provided with fixture block 14, the fixture block 14 is connected fixedly through the spring of cover on fixture block 14 and the front side of box body 1, and the rear end of fixture block 14 is the inclined plane end, and the joint is in the draw-in groove of seting up on inserted block 12.

It should be noted that, the clamping block 14 can be clamped inside the clamping groove of the inserting block 12 under the action of the spring, so that the inserting block 12 can be fixed in the inserting groove 13, the box cover 2 is fixed, the clamping block 14 is pulled outwards, the fixation between the inserting block 12 and the inserting groove 13 can be released, and the box cover 2 can be opened.

The opposite side ends of the two connecting cylinders 4 are respectively provided with a clamping structure, the cable 3 passes through the clamping structures, the locking caps 5 are respectively sheathed on the connecting cylinders 4 in a threaded fit manner, and the cable 3 is clamped and fixed in a matched manner with the clamping structures. Specifically, the clamping structure comprises a plurality of elastic clamping pieces 8 which are uniformly fixed at the end part of the connecting cylinder 4 along the circumferential direction, the locking cap 5 is formed by combining a cylindrical structure and a conical structure, an external thread is formed on the outer side of the connecting cylinder 4, the cylindrical part of the locking cap 5 is in threaded connection with the connecting cylinder 4, and the elastic clamping pieces 8 are positioned on the inner side of the conical part of the locking cap 5.

Specifically, the elastic clamping piece 8 is made of deformable metal, and a rubber pad is arranged on one side of the elastic clamping piece, which is in contact with the cable 3.

The end parts of the cables 3 are spliced and fixed on the cable plugs 6, the two cable plugs 6 are spliced and matched through pins and slots, limiting seats 7 are respectively arranged at the inner bottom of the box body 1 and the inner side of the box cover 2, and the two cable plugs 6 are clamped at the inner sides of the two limiting seats 7. Specifically, the lower side limit seat 7 is fixed in the middle of the inner bottom of the box body 1, and the upper side of the upper side limit seat 7 is connected and fixed on the inner side of the box cover 2 through a plurality of uniformly arranged springs 9.

Specifically, two opposite sides of the limiting seat 7 are respectively provided with a semi-cylindrical mounting groove 10, two cable plugs 6 are movably placed on the inner sides of the mounting grooves 10, and the left side and the right side of the limiting seat 7 are respectively provided with a through hole 11 through which the cable 3 passes.

The utility model is implemented in particular:

As shown in fig. 1, the box cover 2 is opened, the end parts of two cables 3 respectively pass through the left connecting cylinder 4 and the right connecting cylinder 4 and are pulled into the box body 1, so that the end parts of the cables 3 can be fixedly spliced with the cable plugs 6, then the two cable plugs 6 are spliced and connected and placed on the inner sides of the mounting grooves 10 in the limiting seats 7 shown in fig. 3, then the box cover 2 is covered, the upper limiting seats 7 can downwards press the cables 3 under the action of the springs 9, the upper mounting grooves 10 can be sleeved on the upper parts of the cable plugs 6, the cable plugs 6 can be limited in the vertical direction and the horizontal direction, the left locking cap 5 and the right locking cap 5 are respectively rotated, the locking caps 5 can be moved on the connecting cylinders 4, the conical parts of the locking caps 5 can be extruded to enable the elastic clamping pieces 8 to be folded to lock the cables 3, the cables 3 can be fixed, the cables 3 and the cable plugs 6 are respectively limited and fixed through the cables 3, the stretching resistance effect can be enhanced, and the connection is not easy to loosen when the cables 3 are stretched.

The utility model and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the utility model as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.

Claims

1. A photovoltaic cable connection structure, comprising:

The box body (1) is provided with a box cover (2) at the top, the left side and the right side are respectively provided with a through groove through which a cable (3) passes, and the left end part and the right end part are respectively provided with a connecting cylinder (4) on the through groove;

The two connecting cylinders (4) are respectively provided with a clamping structure at the opposite side ends, the cable (3) passes through the clamping structures, the locking caps (5) are respectively sheathed on the connecting cylinders (4) in a threaded fit manner, and the locking caps are matched with the clamping structures to clamp and fix the cable (3);

The cable plug comprises a pair of cable plugs (6), wherein the ends of the cables (3) are fixedly spliced on the cable plugs (6), the two cable plugs (6) are matched by inserting pins and inserting slots in a splicing mode, limiting seats (7) are respectively arranged at the inner bottom of the box body (1) and the inner side of the box cover (2), and the two cable plugs (6) are clamped at the inner sides of the two limiting seats (7).

2. A photovoltaic cable connection structure according to claim 1, characterized in that: the clamping structure comprises a plurality of elastic clamping pieces (8) which are uniformly fixed at the end part of the connecting cylinder (4) along the circumferential direction, the locking cap (5) is formed by combining a cylindrical structure and a conical structure, an external thread is formed on the outer side of the connecting cylinder (4), the cylindrical part of the locking cap (5) is in threaded sleeve connection with the connecting cylinder (4), and the elastic clamping pieces (8) are positioned on the inner side of the conical part of the locking cap (5).

3. A photovoltaic cable connection structure according to claim 1, characterized in that: the lower side limit seat (7) is fixed in the middle of the inner bottom of the box body (1), and the upper side of the upper side limit seat (7) is connected and fixed on the inner side of the box cover (2) through a plurality of uniformly arranged springs (9).

4. A photovoltaic cable connection structure according to claim 1, characterized in that: the opposite sides of the two limiting seats (7) are respectively provided with a semi-cylindrical mounting groove (10), the two cable plugs (6) are movably arranged on the inner sides of the mounting grooves (10), and the left side and the right side of the limiting seats (7) are respectively provided with a through hole (11) through which the cable (3) passes.

5. A photovoltaic cable connection structure according to claim 1, characterized in that: the rear side of lid (2) is connected through the hinge between the rear side top of box body (1), and the front end downside of lid (2) is fixed with inserted block (12), front side top of box body (1) corresponds inserted block (12) and has seted up slot (13) with inserted block (12) grafting complex, and the front side activity of slot (13) runs through box body (1) formula be provided with fixture block (14), fixture block (14) are connected fixedly through the spring of cover on fixture block (14) and the front side of box body (1), and the rear end of fixture block (14) is the inclined plane end, and the joint is in the draw-in groove of seting up on inserted block (12).

6. A photovoltaic cable connection structure according to claim 2, characterized in that: the elastic clamping piece (8) is made of deformable metal, and a rubber pad is arranged on one side of the elastic clamping piece, which is contacted with the cable (3).