CN216016823U

CN216016823U - Split type photovoltaic terminal box

Info

Publication number: CN216016823U
Application number: CN202122674580.0U
Authority: CN
Inventors: 高菱; 高宇; 顾磊
Original assignee: Jiangsu Weierfu Electronic Technology Co ltd
Current assignee: Jiangsu Weierfu Electronic Technology Co ltd
Priority date: 2021-11-03
Filing date: 2021-11-03
Publication date: 2022-03-11
Anticipated expiration: 2031-11-03

Abstract

The utility model relates to the technical field of junction boxes, in particular to a split type photovoltaic junction box, which comprises a frame body, wherein the frame body comprises an upper protective shell, the surface of the upper protective shell is connected with a binding post, and the bottom surface of the upper protective shell is connected with a lower protective shell in a laminating way; a securing mechanism including a first connecting plate. The utility model discloses a first connecting plate, inserted bar, fixed plate, second connecting plate, snap-plate, the cooperation of closing spring and block rubber, the staff of being convenient for passes through manual movable fixing plate, when the staff takes out the fixed plate from the inboard of the first connecting plate of department, goes up the laminating of protecting crust and terminal and connects no longer fixed to be convenient for the staff maintains the inboard accessory of protecting crust down, effectively increased the result of use of device, reduced staff's working strength.

Description

Split type photovoltaic terminal box

Technical Field

The utility model relates to a terminal box technical field specifically is a split type 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.

And the shell of device in the past mostly adopts the fixed mode of bolt nut, and when the device inside part damaged, the staff just can dismantle the device with the help of the instrument, leads to the maintenance of device inconvenient, the actual use effect of device, therefore needs the design a split type photovoltaic terminal box of urgent need to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a split type photovoltaic terminal box to solve the inconvenient problem of carrying out quick manual dismantlement of device that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a split photovoltaic junction box, comprising:

the rack body comprises an upper protective shell, the surface of the upper protective shell is connected with a binding post, and the bottom end surface of the upper protective shell is connected with a lower protective shell in a fitting manner;

the fixing mechanism comprises a first connecting plate, the first connecting plate is fixedly connected to the surface of the upper protective shell, an inserting rod is inserted into the inner side of the first connecting plate, a bottom fixedly connected with fixing plate of the inserting rod is arranged, a second connecting plate is fixedly connected to the surface of the lower protective shell, a clamping plate is fixedly connected to the inner side of the second connecting plate, a butting spring is connected to the inner side surface of the second connecting plate, and a rubber block is connected to the surface of the butting spring.

Preferably, the first connecting plates are uniformly distributed on the surface of the upper protective shell, and the inserting rods are respectively inserted into the inner sides of each group of first connecting plates.

Preferably, the surface of the engaging plate is provided with an engaging groove, and the fixing plate is engaged with the inner side of the engaging groove formed on the surface of the engaging plate.

Preferably, the second connecting plate is uniformly distributed on the surface of the lower protective shell, and the abutting springs are uniformly distributed on the inner side surface of the second connecting plate.

Preferably, the surface of the upper protective shell is movably connected with a protective mechanism, the protective mechanism comprises heat dissipation holes, the heat dissipation holes are connected to the inner side surface of the upper protective shell, and a fireproof layer is arranged on the surface of the upper protective shell. .

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

1. through the cooperation of first connecting plate, inserted bar, fixed plate, second connecting plate, block board, butt spring and block rubber, the staff of being convenient for passes through manual movable fixing plate, when the staff takes out the fixed plate from the inboard of the first connecting plate of department, the laminating of going up protecting crust and terminal is connected and is no longer fixed to the staff of being convenient for maintains the inboard accessory of protecting crust down, has effectively increased the result of use of device, has reduced staff's working strength.

2. Through the cooperation of louvre and flame retardant coating, be convenient for increase the heat-sinking capability of device, and increase the fire behavior of device, when the inboard accessory of device is ageing to arouse flame, can effectually slow down flame and stretch propagation speed, effectively increase staff's processing time.

Drawings

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

FIG. 2 is a side view, partially cross-sectional, structural schematic view of the present invention;

FIG. 3 is a schematic sectional view of the lower protective shell of FIG. 2 according to the present invention;

fig. 4 is an enlarged schematic view of a portion a of fig. 3 according to the present invention;

fig. 5 is a schematic sectional view of the upper protective shell of fig. 2 according to the present invention.

In the figure: 1. a frame body; 11. an upper protective shell; 12. a binding post; 13. a lower protective shell; 2. a fixing mechanism; 21. a first connecting plate; 22. inserting a rod; 23. a fixing plate; 24. a second connecting plate; 25. a clamping plate; 26. a spring is abutted; 27. a rubber block; 3. a protection mechanism; 31. heat dissipation holes; 32. and a fire-proof layer.

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.

Referring to fig. 1-5, the present invention provides an embodiment:

a split photovoltaic junction box, comprising:

the frame body 1 comprises an upper protective shell 11, the surface of the upper protective shell 11 is connected with a binding post 12, the bottom end surface of the upper protective shell 11 is connected with a lower protective shell 13 in a fitting manner, and the binding post 12 is connected with a connecting wire, so that the device starts to work;

fixed establishment 2, fixed establishment 2 includes first connecting plate 21, first connecting plate 21 fixed connection is on the surface of last protecting crust 11, the inboard of first connecting plate 21 is inserted and is established and be connected with inserted bar 22, the bottom fixedly connected with fixed plate 23 of inserted bar 22, the fixed surface of protecting crust 13 is connected with second connecting plate 24 down, the inboard fixedly connected with snap-on plate 25 of second connecting plate 24, the inboard surface of second connecting plate 24 is connected with to close spring 26, the surface connection that closes spring 26 has rubber block 27, have certain elasticity through closing spring 26, close spring 26 always to close rubber block 27, thereby make rubber block 27 to close fixed plate 23, thereby guarantee the stability of fixed plate 23 block when snap-on plate 25 is inboard.

Further, first connecting plate 21 evenly distributed is on the surface of last protecting crust 11, and inserted bar 22 inserts respectively and establishes the inboard at every group first connecting plate 21, inserts through inserted bar 22 and establishes the inboard at first connecting plate 21, and the fixed plate 23 that the inserted bar 22 bottom is connected inserts and establishes the inboard at second connecting plate 24, and the activity of fixed plate 23 is fixed by second connecting plate 24 to it is fixed to ensure the connection of last protecting crust 11 and lower protecting crust 13.

Further, an engaging groove is formed in the surface of the engaging plate 25, the fixing plate 23 is engaged with the inside of the engaging groove formed in the surface of the engaging plate 25, and when the fixing plate 23 is inserted into the engaging groove formed in the inside of the engaging plate 25, the rubber block 27 abuts against the fixing plate 23, thereby ensuring the positional stability of the fixing plate 23.

Further, second connecting plate 24 evenly distributed is on the surface of protective housing 13 down, and the spring 26 evenly distributed that closes is at the inboard surface of second connecting plate 24 to the support, and the support closes spring 26 and has certain elasticity to the guarantee is after rotatory fixed plate 23, upwards stimulates fixed plate 23, and fixed plate 23 supports closes rubber block 27, thereby the guarantee supports to close spring 26 and can take place the shrink.

Furthermore, the surface of the upper protective shell 11 is movably connected with a protective mechanism 3, the protective mechanism 3 comprises heat dissipation holes 31, the heat dissipation holes 31 are connected with the inner side surface of the upper protective shell 11, the surface of the upper protective shell 11 is provided with a fireproof layer 32, the fireproof layer 32 is a fireproof coating which is used for the surface of a combustible base material, can reduce the surface flammability of the coated material and retard the rapid spread of fire, and is a special coating for improving the fire resistance limit of the coated material. The flame retardant is applied to the surface of a flammable base material to change the surface combustion characteristics of the material and retard the rapid spread of fire.

Further, flame retardant coating 32 evenly distributed is on the surface of last protecting sheathing 11, and flame retardant coating 32 is circular shape, through the evenly distributed of flame retardant coating 32, effectively increases the heat-sinking capability of device.

The working principle is as follows: when the device is dismantled to needs, the staff passes through 90 degrees rotatory inserted bar 22, thereby drive the rotation of fixed plate 23, and then make fixed plate 23 no longer block inboard at the block groove that the block board 25 inboard was seted up, the rethread makes progress old and difficult inserted bar 22, thereby make the certain shrink of taking place to the spring 26 that closes, thereby make fixed plate 23 take out from the inboard of department second connecting plate 24, thereby make the laminating of protecting crust 11 and lower protecting crust 13 connect no longer fixedly, thereby be convenient for the staff, maintain the accessory of protecting crust 13 inboard down, and then effectively reduced staff's working strength, increase the practicality of device.

Through the flame retardant coating 32 of last protecting crust 11 surface division to the inboard heat that produces of guarantee device can spread the outside of device, and the inboard surface through last protecting crust 11 is connected with the one deck, thereby the fire behavior of guarantee device effectively increases the security that the device used.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A split photovoltaic junction box, comprising:

the frame body (1) comprises an upper protective shell (11), the surface of the upper protective shell (11) is connected with a binding post (12), and the bottom end surface of the upper protective shell (11) is connected with a lower protective shell (13) in a fitting manner;

fixed establishment (2), fixed establishment (2) includes first connecting plate (21), first connecting plate (21) fixed connection is on the surface of last protecting crust (11), the inboard of first connecting plate (21) is inserted and is established and be connected with inserted bar (22), the bottom fixedly connected with fixed plate (23) of inserted bar (22), the fixed surface of protecting crust (13) is connected with second connecting plate (24) down, inboard fixedly connected with splice plate (25) of second connecting plate (24), the inboard surface of second connecting plate (24) is connected with to close spring (26), the surface connection of closing spring (26) has rubber block (27).

2. The split photovoltaic junction box of claim 1, wherein: the first connecting plates (21) are uniformly distributed on the surface of the upper protective shell (11), and the inserting rods (22) are respectively inserted into the inner sides of each group of the first connecting plates (21).

3. The split photovoltaic junction box of claim 1, wherein: the surface of the clamping plate (25) is provided with a clamping groove, and the fixed plate (23) is clamped at the inner side of the clamping groove formed in the surface of the clamping plate (25).

4. The split photovoltaic junction box of claim 1, wherein: the second connecting plates (24) are uniformly distributed on the surface of the lower protective shell (13), and the abutting springs (26) are uniformly distributed on the inner side surface of the second connecting plates (24).

5. The split photovoltaic junction box of claim 1, wherein: go up the surface swing joint of protecting crust (11) and have protection machanism (3), protection machanism (3) include louvre (31), louvre (31) are connected at the inboard surface of last protecting crust (11), flame retardant coating (32) have been seted up on the surface of going up protecting crust (11).

6. The split photovoltaic junction box of claim 5, wherein: the fireproof layer (32) is uniformly distributed on the surface of the upper protective shell (11), and the fireproof layer (32) is in a circular shape.