CN212278190U

CN212278190U - Protective cover for solar junction box

Info

Publication number: CN212278190U
Application number: CN202020871753.0U
Authority: CN
Inventors: 何军涛; 何勇
Original assignee: Shanghai Qin Lan Electrical System Engineering Co ltd
Current assignee: Shanghai Qin Lan Electrical System Engineering Co ltd
Priority date: 2020-05-21
Filing date: 2020-05-21
Publication date: 2021-01-01
Anticipated expiration: 2030-05-21

Abstract

The utility model belongs to the technical field of junction box equipment, specifically disclose a protection casing for solar junction box, including first combination cover, second combination cover and the extension cover body, the opposite face of first combination cover and second combination cover has seted up flexible groove, the both sides of the extension cover body are inserted and are established in flexible groove, flexible inslot wall has seted up spacing spout, and the both sides wall of the extension cover body is fixed with the spacing piece, and the spacing piece is connected with spacing spout sliding; one sides, far away from each other, of the first combined cover and the second combined cover are connected with a wind spreading structure; a plurality of convex structures are fixed on the inner walls of the first combined cover and the second combined cover; the protective cover can be suitable for increasing the practicability of the junction box with different lengths, and the protruding structure can play a certain buffering protection role on the junction box while playing a heat dissipation role.

Description

Protective cover for solar junction box

Technical Field

The utility model relates to a protection casing for solar junction box belongs to terminal box equipment technical field.

Background

Because the solar electric appliance is exposed outside for a long time, the junction box is seriously aged due to direct sunlight, and the acid rain can corrode the junction box, including the heating of the junction box, which can reduce the service life of the junction box; therefore, related protection cover patents are proposed in the prior art to avoid the above problems of the junction box, but the prior art patent (patent number: 201320634864. X) only protects the junction box through a simple protection cover, and cannot be applied to junction boxes with different lengths, so that the application range is limited, and the practicability is not high enough; in addition, through set up protruding structure at the protection casing inner wall among the prior art patent and make to form the space between terminal box and the protection casing inner wall, make things convenient for the terminal box heat dissipation, but the contact surface between this structure and the terminal box connects lessly, when this protection casing suffers external force striking, the pressure between protruding structure and the terminal box is great relatively, causes the terminal box surface to form the recess easily or even damages.

Disclosure of Invention

An object of the utility model is to provide a protection casing for solar junction box to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a protective cover for a solar junction box comprises a first combined cover, a second combined cover and an expansion cover body, wherein telescopic grooves are formed in opposite surfaces of the first combined cover and the second combined cover, two sides of the expansion cover body are inserted into the telescopic grooves, limiting sliding grooves are formed in the inner walls of the telescopic grooves, limiting blocks are fixed on two side walls of the expansion cover body, and the limiting blocks are connected with the limiting sliding grooves in a sliding mode; one sides, far away from each other, of the first combined cover and the second combined cover are connected with a wind spreading structure; and a plurality of convex structures are fixed on the inner walls of the first combined cover and the second combined cover.

Preferably, protruding structure includes buffering cell body and rubber block, the cotton layer of first elasticity has been laid to the bottom of buffering cell body, and it has the rubber block to adhere on the cotton layer of first elasticity.

Preferably, the wind spreading structure is communicated with the first combined cover and the second combined cover; the wind spreading structure is arranged at the outermost side from the joint of the first combined cover and the second combined cover, and the width of the wind spreading structure is gradually increased.

Preferably, the connection parts of the first combination cover and the second combination cover with the wind spreading structure are provided with slots, the inner walls of the slots are paved with second elastic cotton layers, and rubber layers are bonded on the second elastic cotton layers; and a concave inserting plate is fixed at the joint of the wind expansion structure and the first combined cover and the second combined cover.

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

1. the utility model relates to a protection casing for solar junction box covers and the extension cover body through being provided with first combination, second combination, covers the whole length of this protection casing of convenient adjustment through removing first combination and second combination to be applicable to the terminal box of different length.

2. The protruding structure is formed by the rubber block and the buffer groove body, and the rubber block is soft and has certain elasticity, so that when the protective cover is impacted by external force, the rubber block can protect the outer surface of the junction box from forming a groove or being damaged; through be provided with the cotton layer of first elasticity in the buffer slot internal can play further cushioning effect to the impact force for the terminal box is safer.

3. The slot is formed in the end face of the first combination cover and the end face of the second combination cover, the second elastic cotton layer and the rubber layer are sequentially arranged in the slot from inside to outside, the second elastic cotton layer can extrude the concave inserting plate which is fixed on the wind expanding structure, and the rubber layer can increase friction between the concave inserting plate and the inner wall of the slot, so that the wind expanding structure is more stable and has the function of facilitating splitting.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the connection structure of the expanding cover and the first combination cover

FIG. 3 is a schematic view of a bump structure;

fig. 4 is a schematic view of a connection structure of a concave-shaped insert plate and a slot.

In the figure: 1. a first combination mask; 2. a second combination mask; 3. an expansion cover body; 4. a telescopic groove; 401. a limiting chute; 5. a limiting block; 6. a wind spreading structure; 7. a raised structure; 8. a buffer tank body; 9. a rubber block; 10. a first elastic cotton layer; 11. a concave-shaped inserting plate; 12. a second elastic cotton layer; 13. a rubber layer; 14. and (4) a slot.

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.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-4, the present invention provides a technical solution: a protective cover for a solar junction box comprises a first combined cover 1, a second combined cover 2 and an expansion cover body 3, wherein telescopic grooves 4 are formed in opposite surfaces of the first combined cover 1 and the second combined cover 2, two sides of the expansion cover body 3 are inserted into the telescopic grooves 4, a limiting sliding groove 401 is formed in the inner wall of each telescopic groove 4, limiting blocks 5 are fixed on two side walls of the expansion cover body 3, and the limiting blocks 5 are connected with the limiting sliding grooves 401 in a sliding mode; one sides of the first combined cover 1 and the second combined cover 2, which are far away from each other, are connected with a wind spreading structure 6; and a plurality of convex structures 7 are fixed on the inner walls of the first combination cover 1 and the second combination cover 2.

Further, protruding structure 7 includes buffering cell body 8 and rubber block 9, the cotton layer of first elasticity 10 has been laid to the bottom of buffering cell body 8, and it has rubber block 9 to adhere on the cotton layer of first elasticity 10.

Further, the wind spreading structure 6 is communicated with the first combination cover 1 and the second combination cover 2; the wind spreading structure 6 is gradually increased in width from the connection part of the first combined cover 1 and the second combined cover 2 to the outermost side.

Furthermore, a slot 14 is formed at the joint of the first combination cover 1 and the second combination cover 2 with the wind spreading structure 6, a second elastic cotton layer 12 is laid on the inner wall of the slot 14, and a rubber layer 13 is bonded on the second elastic cotton layer 12; and a concave inserting plate 11 is fixed at the joint of the wind spreading structure 6 and the first combined cover 1 and the second combined cover 2.

Furthermore, the wind spreading structure 7 is like a horn, the cross section of the wind spreading structure is trapezoidal, the width of the outermost side of the wind spreading structure is far larger than the width of the first combination cover 1 and the second combination cover 2, the wind speed flow in the first combination cover 1 and the second combination cover 2 can be accelerated, a good heat dissipation effect is achieved, and the wind tunnel principle is similar to that of a natural wind tunnel.

The working principle is as follows: the utility model relates to a protective cover for a solar junction box, when in use, the whole length of the protective cover can be conveniently adjusted by moving a first combination cover 1 and a second combination cover 2 according to the length of the junction box, so that the protective cover is suitable for the junction box; then the protective cover is covered on the junction box, the rubber block 9 on the convex structure 7 can contact the outer side wall of the junction box, and under the action of the first elastic cotton layer 10, the rubber block 9 extrudes the junction box, so that the protective cover can be stably covered on the junction box; when the protective cover is impacted by external force, the rubber block 9 can protect the outer surface of the junction box from forming a groove or being damaged; the first elastic cotton layer 10 is arranged in the buffer groove body 8, so that the impact force can be further buffered, and the junction box is safer.

When the wind spreading structure 7 is damaged, the wind spreading structure 7 can be directly pulled to separate the concave inserting plate 11 from the slot 14, so that the dismounting function of the wind spreading structure 7 is realized; and then the new wind spreading structure 6 is replaced, so that the service life of the protective cover is prolonged, and the use cost of the protective cover is reduced.

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 protection casing for solar junction box which characterized in that: the telescopic hood comprises a first combined hood (1), a second combined hood (2) and an extension hood body (3), wherein telescopic grooves (4) are formed in opposite surfaces of the first combined hood (1) and the second combined hood (2), two sides of the extension hood body (3) are inserted into the telescopic grooves (4), a limiting sliding groove (401) is formed in the inner wall of each telescopic groove (4), limiting blocks (5) are fixed on two side walls of the extension hood body (3), and the limiting blocks (5) are connected with the limiting sliding grooves (401) in a sliding mode; one sides of the first combined cover (1) and the second combined cover (2) which are far away from each other are connected with a wind spreading structure (6); and a plurality of convex structures (7) are fixed on the inner walls of the first combined cover (1) and the second combined cover (2).

2. The protective cover for a solar junction box of claim 1, wherein: protruding structure (7) are including buffering cell body (8) and rubber block (9), the cotton layer of first elasticity (10) have been laid to the bottom of buffering cell body (8), and it has rubber block (9) to adhere on cotton layer of first elasticity (10).

3. The protective cover for a solar junction box of claim 1, wherein: the wind spreading structure (6) is communicated with the first combined cover (1) and the second combined cover (2); the width of the wind spreading structure (6) is gradually increased from the joint of the first combined cover (1) and the second combined cover (2) to the outermost side.

4. The protective cover for a solar junction box of claim 1, wherein: a slot (14) is formed in the joint of the first combined cover (1) and the second combined cover (2) with the wind spreading structure (6), a second elastic cotton layer (12) is laid on the inner wall of the slot (14), and a rubber layer (13) is bonded on the second elastic cotton layer (12); and a concave inserting plate (11) is fixed at the joint of the wind spreading structure (6) and the first combined cover (1) and the second combined cover (2).