CN213426095U

CN213426095U - A waterproof joint structure for photovoltaic terminal box

Info

Publication number: CN213426095U
Application number: CN202021832000.5U
Authority: CN
Inventors: 严亮; 严维良
Original assignee: Jiangsu Jingke New Energy Technology Co ltd
Current assignee: Jiangsu Jingke New Energy Technology Co ltd
Priority date: 2020-08-28
Filing date: 2020-08-28
Publication date: 2021-06-11
Anticipated expiration: 2030-08-28

Abstract

The utility model relates to the technical field of photovoltaic junction boxes, and discloses a waterproof clamping structure for a photovoltaic junction box, which solves the problems that the clamping structure for the photovoltaic junction box on the market at present does not have waterproof performance, the phenomenon that water enters the photovoltaic junction box easily occurs during use, and the traditional clamping structure for the photovoltaic junction box has too complex structure and wastes time and labor during installation and disassembly, and comprises a photovoltaic junction box body, wherein the top part of the photovoltaic junction box body is provided with a sealing gasket, the utility model discloses, through setting a machine core, normal electric power transmission, a fixed block is installed at the bottom of a base, when needing to be buckled, only the clamping block is pressed, and due to the arrangement of a pressing groove, the clamping block can be easily tightened to ensure that the clamping block is rapidly inserted into the clamping block, and simultaneously, the clamping block is matched with a resetting block through a spring seat to, the whole structure is simple, and the clamping is flexible and convenient.

Description

A waterproof joint structure for photovoltaic terminal box

Technical Field

The utility model belongs to the technical field of the photovoltaic terminal box, specifically be a waterproof joint structure for photovoltaic terminal box.

Background

The photovoltaic junction box is a connecting device between a solar cell array formed by solar cell modules and the solar charging control device, and is mainly used for connecting and protecting the solar cell modules, connecting electric power generated by the solar cells with an external circuit and conducting current generated by the photovoltaic modules.

But the joint structure for photovoltaic terminal box on the existing market does not have waterproof performance, easily appears the phenomenon that the water got into photovoltaic terminal box during the use, and the tradition is used for the joint structure of photovoltaic terminal box simultaneously, and the structure is too complicated, and the installation is dismantled and is wasted time and energy.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model provides a waterproof joint structure for photovoltaic terminal box, the effectual joint structure that is used for photovoltaic terminal box that has solved on the existing market does not have waterproof performance, easily appears the phenomenon that the water got into photovoltaic terminal box during the use, and the tradition is used for the joint structure of photovoltaic terminal box simultaneously, and the structure is too complicated, and the installation is dismantled the problem that wastes time and energy.

In order to achieve the above object, the utility model provides a following technical scheme: a waterproof joint structure for photovoltaic terminal box, including the photovoltaic terminal box body, the top of photovoltaic terminal box body is provided with sealed the pad, and the inside of photovoltaic terminal box body is provided with the core, and the apron is installed at the top of photovoltaic terminal box body, and articulated seat is installed to one side of apron, and the base that quantity is two is installed to the opposite side of apron.

Preferably, the bottom of the base is provided with a fixing block, the bottom of the fixing block is fixedly provided with a locking block, one side of the locking block is provided with a buckling block in a matched mode, and the buckling block and the photovoltaic junction box body are fixedly installed.

Preferably, the inside of latch segment is seted up and is had the pressure tank, and reset block is installed at the center of latch segment, and the spring holder is all installed to the both sides of reset block.

Preferably, a cable is fixedly mounted on one side of the movement, and a locking nut is arranged at one end of the cable penetrating through the photovoltaic junction box body.

Preferably, a sealing rubber ferrule is mounted at one end of the cable, which is in contact with the photovoltaic junction box body, and the sealing rubber ferrule is bonded with the photovoltaic junction box body.

Preferably, the inside of the sealing gasket is filled with the air bag, and the sealing gasket is a rubber material member.

Compared with the prior art, the beneficial effects of the utility model are that:

1) in the working process, a locking nut is arranged at one end, penetrating through the photovoltaic junction box body, of the cable, the cable is fixedly installed with the photovoltaic junction box body through the locking nut, the cable is installed and fastened safely, a gap still exists between the cable and the photovoltaic junction box body after the cable is locked through the locking nut, glue is injected to form a glue sealing ring at the moment, the effect of complete sealing is achieved, the top of the cable is covered through a cover plate, a sealing gasket is extruded in the covering process, the sealing gasket and the cover plate are finally guaranteed to be completely tight under the extrusion deformation of an air bag, the waterproof effect is achieved, the top of the cable is sealed and protected, and external water is prevented from entering the interior of the;

2) through setting up the core, normal electric power transmission, the fixed block is installed to the bottom of base, the bottom fixed mounting of fixed block has the latch segment, the fixed block is that the latch segment is fixed spacing, lock stability improves, latch segment and lock piece grafting lock, when needs are buckled, only need pinch the latch segment, because of the setting in laminating groove, can tighten up the latch segment easily, in order to guarantee that it inserts the latch segment fast, reset via spring holder and reset block cooperation simultaneously, in order to guarantee to stabilize the joint installation, overall structure is simple, the joint is nimble.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a perspective view of the present invention;

FIG. 2 is a perspective view of the ferrule of the present invention;

fig. 3 is a perspective view of the locking block of the present invention;

in the figure: 1. a photovoltaic junction box body; 2. a cable; 3. locking the nut; 4. buckling blocks; 5. a gasket; 6. a movement; 7. a fixed block; 8. a base; 9. a cover plate; 10. a hinged seat; 11. sealing a ferrule; 12. a locking block; 13. a spring seat; 14. a reset block; 15. and (4) pressing the groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the 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.

Embodiment one, given by figure 1, figure 2 and figure 3, the utility model discloses a photovoltaic terminal box body 1, the top of photovoltaic terminal box body 1 is provided with sealed pad 5, the top seal protection, inside avoiding outside water to get into photovoltaic terminal box body 1, damage inside core 6, the inside of photovoltaic terminal box body 1 is provided with core 6, normal power transport, apron 9 is installed at the top of photovoltaic terminal box body 1, the top lid with, articulated seat 10 is installed to one side of apron 9, it is articulated stable, it is nimble to open and shut, base 8 that quantity is two is installed to the opposite side of apron 9, provide good support for the later stage joint.

In the second embodiment, on the basis of the first embodiment, as shown in fig. 1 and 3, the fixing block 7 is installed at the bottom of the base 8, the locking block 12 is fixedly installed at the bottom of the fixing block 7, the fixing block 7 is fixed and limited by the locking block 12, the fastening stability is improved, the fastening block 4 is installed on one side of the locking block 12 in a matched manner, the fastening block 4 is fixedly installed on the photovoltaic junction box body 1, the locking block 12 is connected with the fastening block 4 in an inserted manner, and the overall structure is simple and the clamping is flexible.

In the third embodiment, on the basis of the first embodiment, as shown in fig. 1 and 3, a pressing groove 15 is formed in the locking block 12, a reset block 14 is installed in the center of the locking block 12, spring seats 13 are installed on both sides of the reset block 14, when the locking block 12 needs to be fastened, the locking block 12 only needs to be pressed, and due to the arrangement of the pressing groove 15, the locking block 12 can be easily tightened to ensure that the locking block is quickly inserted into the fastening block 4, and meanwhile, the locking block is reset through the reset block 14 to ensure stable fastening installation.

In the fourth embodiment, on the basis of the first embodiment, as shown in fig. 1 and 2, a cable 2 is fixedly installed on one side of the movement 6, a locking nut 3 is arranged at one end of the cable 2 penetrating through the photovoltaic junction box body 1, the cable 2 is fixedly installed with the photovoltaic junction box body 1 through the locking nut 3, and the cable 2 is safely installed and fastened.

In the fifth embodiment, based on the first embodiment, as shown in fig. 1 and fig. 2, a sealing ferrule 11 is installed at one end of the cable 2 contacting the photovoltaic junction box body 1, the sealing ferrule 11 is bonded to the photovoltaic junction box body 1, a gap still exists between the cable 2 and the photovoltaic junction box body 1 after being locked by the locking nut 3, and sealing glue is injected to form the sealing ferrule 11, so that a complete sealing effect is achieved.

Sixth embodiment, based on the first embodiment, as shown in fig. 1, the air bag is filled in the sealing gasket 5, the sealing gasket 5 is a rubber member, the top of the sealing gasket is covered by the cover plate 9, the sealing gasket 5 is pressed during the covering process, and the sealing gasket 5 and the cover plate 9 are finally ensured to be completely tight under the pressing deformation of the air bag, so as to achieve the waterproof effect.

The working principle is as follows: when the photovoltaic junction box is in operation, one end of a cable 2 penetrating through a photovoltaic junction box body 1 is provided with a locking nut 3, the cable 2 is fixedly installed with the photovoltaic junction box body 1 through the locking nut 3, the cable 2 is safely installed and fastened, a gap still exists between the cable 2 and the photovoltaic junction box body 1 after being locked by the locking nut 3, glue is injected to form a glue sealing ferrule 11 at the moment to achieve the effect of complete sealing, the top of the cable is covered by a cover plate 9, a sealing gasket 5 is extruded in the covering process, the sealing gasket 5 and the cover plate 9 are finally ensured to be completely tight under the extrusion deformation of an air bag to achieve the waterproof effect, the top of the cable is protected in a sealing way, external water is prevented from entering the photovoltaic junction box body 1 to damage an internal movement 6, the inside of the photovoltaic junction box body 1 is provided with a movement 6, normal power transmission is realized, the bottom, fixed block 7 is the fixed spacing of latch segment 12, and the lock stability improves, and latch segment 12 and 4 grafting locks of lock, when needs are buckled, only need hold between the fingers and press latch segment 12, because of the setting of pressfitting groove 15, can tighten up latch segment 12 easily to guarantee that it inserts fast in lock 4, reset via spring holder 13 and reset block 14 cooperation simultaneously, in order to guarantee to stabilize the joint installation, overall structure is simple, and the joint is nimble.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A waterproof joint structure for photovoltaic terminal box, including photovoltaic terminal box body (1), its characterized in that: the photovoltaic junction box is characterized in that a sealing gasket (5) is arranged at the top of the photovoltaic junction box body (1), a machine core (6) is arranged inside the photovoltaic junction box body (1), a cover plate (9) is installed at the top of the photovoltaic junction box body (1), a hinged seat (10) is installed on one side of the cover plate (9), and two bases (8) are installed on the other side of the cover plate (9).

2. The waterproof clamping structure for the photovoltaic junction box as claimed in claim 1, wherein: the photovoltaic junction box is characterized in that a fixing block (7) is installed at the bottom of the base (8), a locking block (12) is fixedly installed at the bottom of the fixing block (7), a buckling block (4) is installed on one side of the locking block (12) in a matched mode, and the buckling block (4) is fixedly installed with the photovoltaic junction box body (1).

3. The waterproof clamping structure for the photovoltaic junction box as claimed in claim 2, wherein: the interior of the locking block (12) is provided with a pressing groove (15), the center of the locking block (12) is provided with a reset block (14), and two sides of the reset block (14) are provided with spring seats (13).

4. The waterproof clamping structure for the photovoltaic junction box as claimed in claim 1, wherein: one side fixed mounting of core (6) has cable (2), and the one end that cable (2) run through photovoltaic terminal box body (1) is provided with lock nut (3).

5. The waterproof clamping structure for the photovoltaic junction box as claimed in claim 4, wherein: one end of the cable (2) contacting the photovoltaic junction box body (1) is provided with a sealing rubber ferrule (11), and the sealing rubber ferrule (11) is bonded with the photovoltaic junction box body (1).

6. The waterproof clamping structure for the photovoltaic junction box as claimed in claim 1, wherein: the air bag is filled in the sealing gasket (5), and the sealing gasket (5) is a rubber material component.