CN202601670U

CN202601670U - Photovoltaic junction box

Info

Publication number: CN202601670U
Application number: CN2012201735891U
Authority: CN
Inventors: 段正刚
Original assignee: Suzhou QC Solar Co Ltd
Current assignee: Suzhou QC Solar Co Ltd
Priority date: 2012-04-23
Filing date: 2012-04-23
Publication date: 2012-12-12
Anticipated expiration: 2022-04-23

Abstract

The utility model relates to a photovoltaic junction box. The photovoltaic junction box comprises a box body, a box cover matched with the box body and a terminal module arranged in the box body, wherein the terminal module comprises a body portion, terminals contained inside the body portion and a buckling groove arranged below the body portion, and a frame body which is used for buckling connection of the buckling groove is arranged inside the box body. According to the photovoltaic junction box provided by the utility model, the assembly and disassembly of the box body and the buckling groove can be facilitated through the buckling groove arranged on the terminal module and the frame body which is arranged inside the box body and is used for buckling connection of the buckling groove; and when the terminal module is damaged or can not be used, the terminal module can be directly disassembled from the frame body for replacement, thereby facilitating maintenance and repair and saving cost.

Description

Photovoltaic junction box

Technical field

The utility model relates to a kind of photovoltaic junction box.

Background technology

Inexhaustible solar energy is just favored by increasing people.Solar energy power generating is more listed in new energy development utilization plan by many countries, and application quantity enlarges year by year.The photovoltaic junction box that generally uses at present generally comprises box body, cooperates the lid of box body and is fixed on the terminal module that is used for fixing terminal in the box body; This terminal module and box body are generally integral type or adopt bolt that terminal module is fixed in the box body, but above-mentioned two kinds of designs have inconvenience aspect safeguarding, as adopting the integral type design; When terminal module or box portion are impaired; Can only integral body change, caused unnecessary waste, and when adopting bolt to connect; Because the photovoltaic junction box inner space is less, so dismounting is inconvenient.

The utility model content

The purpose of the utility model is to provide a kind of and installs and removes convenient and photovoltaic junction box that be convenient to keep in repair.

For realizing aforementioned purpose; The utility model adopts following technical scheme: a kind of photovoltaic junction box; Comprise box body, the lid that cooperates with box body and be contained in the terminal module in the said box body; Said terminal module comprises body, be housed in the terminal in the body and be arranged on the draw-in groove of body below, is provided with the support body that connects for the draw-in groove buckle in the said box body.

Further improvement as the utility model; Said draw-in groove comprise the draw-in groove chamber of containing section support body and enclose the first draw-in groove wall that forms the draw-in groove chamber, with the first draw-in groove wall second draw-in groove wall that is oppositely arranged and the 3rd draw-in groove wall that is connected the first draw-in groove wall and the second draw-in groove wall, be provided with the trip that protrudes out towards support body bottom the said first draw-in groove wall.

As the further improvement of the utility model, said body bottom surface flushes with said box bottom.

Further improvement as the utility model; Second side that said support body comprises the 3rd side of fitting with the 3rd draw-in groove wall, fit with the second draw-in groove wall, and with first side of first draw-in groove wall applying, said first side is provided with the inner concave that cooperates with said trip.

As the further improvement of the utility model, the said first draw-in groove wall extends to form downwards from the body side, and said terminal module comprises that also along the first draw-in groove wall medial surface upwards and be formed on the elastic cavity of top, draw-in groove chamber said elastic cavity is communicated with the draw-in groove chamber.

As the further improvement of the utility model, the cross bar of said support body for supplying terminal module laterally to move.

Further improvement as the utility model; Said body comprises first body and second body that is equipped with first body; Said first body comprises first host cavity, and said second body comprises in order to cooperate second host cavity of accommodating terminal with first host cavity.

Further improvement as the utility model; Said first host cavity comprises three first small-sized host cavities; Said second host cavity comprises that three are accommodated the second small-sized host cavity of terminal with the first small-sized host cavity corresponding matching, has one in the said terminal module and is housed in the copper sheet of all terminals in the terminal module in order to electric connection.

As the further improvement of the utility model, said terminal module also comprises first locating piece that is arranged in first host cavity, be arranged in second host cavity second locating piece with the first locating piece matching and fixing terminal.

As the further improvement of the utility model, said terminal is end to end flexible member.

The utility model is through being arranged on the draw-in groove on the terminal module and being arranged on the support body that is used for the draw-in groove buckle in the box body; Make the mounting or dismounting of box body and draw-in groove convenient; When terminal module damages or can't use, can it directly be removed from support body and change, easy to maintenance and practiced thrift cost.

Description of drawings

Fig. 1 is the structural representation of photovoltaic junction box in the utility model embodiment.

Fig. 2 is the structural representation of another viewed of Fig. 1.

Fig. 3 is the explosive view of Fig. 1.

Fig. 4 is the first body construction sketch map among Fig. 1.

Fig. 5 is the second main body structure sketch map among Fig. 1.

Embodiment

See also Fig. 1 ~ 3, a kind of photovoltaic junction box, the lid (not shown) that comprise box body 1, cooperates and three groups of terminal modules 2 that are installed in the box body 1 with box body 1.Said box body comprises base portion 11, extends upward the sidepiece 12 of formation from base portion 11 edges, is arranged in the base portion 11 in order to the support body 13 of fixed terminal module, the peristome 14 that connects base portion 11 and two metallic channels 15 that connect sidepiece 12; This support body 13 is horizontally installed in the box body 1; Its part is positioned at peristome 14 tops; In the present embodiment, the cross bar of this support body 13 for supplying terminal module 2 laterally to move.

Said every group of terminal module 2 comprises body 21, is housed in the terminal 22 in the body 21 and is arranged on body 21 belows in order to be buckled in the draw-in groove 23 on the support body 13 that body 21 bottom surfaces flush with said box body 1 bottom surface.Draw-in groove 23 comprise the draw-in groove chamber 231 of containing section support body 13 and enclose the first draw-in groove wall 232 that forms draw-in groove chamber 231, with the first draw-in groove wall 232 second draw-in groove wall 233 that is oppositely arranged and the 3rd draw-in groove wall 234 that is connected the first draw-in groove wall 232 and the second draw-in groove wall 233; The first draw-in groove wall, 232 bottoms are provided with the trip 235 that protrudes out towards support body 13, and this first draw-in groove wall 232 extends to form downwards from body 21 sides.Said terminal module 2 also comprises along the first draw-in groove wall 232 medial surfaces upwards and the elastic cavity 24 that is formed by body 21 indents; This elastic cavity 24 is positioned at 231 tops, draw-in groove chamber and is communicated with draw-in groove chamber 231; Can increase the attaching space between the first draw-in groove wall 232 and the draw-in groove chamber 231 through above-mentioned this elastic cavity 24; When the first draw-in groove wall, 232 buckles are connected 13 last times of support body, this elastic cavity 24 can improve the stretch ranges that the first draw-in groove wall 232 outwards stretches.

Second side 133 that said support body 13 comprises the 3rd side 134 of fitting with the 3rd draw-in groove wall 234, fit with the second draw-in groove wall 233, first side 132 of fitting with the first draw-in groove wall 232, and and the 4th side 131 that is oppositely arranged, the 3rd side 134; The 4th side 131 is positioned on the same horizontal plane with box body 1 bottom surface; First side 132 is provided with the inner concave 1321 that cooperates with trip 235, and the cooperation through this trip 235 and inner concave 1321 can make support body 13 be connected more firmly (seeing also Fig. 2) with terminal module 2.Certainly, also trip 235 can only be set, it is with moving on the support body 13, and promptly the 4th side 131 is higher than box body 1 bottom surface, makes trip 235 buttons be held in 131 bottoms, the 4th side then, can realize identical effect equally.Because terminal module 2 is fixed on the support body 13 through draw-in groove 23, so when terminal module 2 damages or can't use, can it directly be removed from support body and change.

See also Fig. 3 ~ 5; Said terminal 22 is end to end flexible member; In the present embodiment; Every group of interior terminal 22 that is had of terminal module comprises two the first terminals 221 and two second terminals 222, and these second terminal, 222 volumes are less than the first terminal 221, and the first terminal 221 and second terminal 222 are housed in respectively in the host cavity of terminal module 2.The body 21 of said every group of terminal module 2 is put together by two parts, and above-mentioned host cavity also is made up of two parts.In detail; The body 21 of every group of terminal module 2 comprises first body 25 and second body 26 that is equipped with first body 25; First body 25 comprises first host cavity 251, connect said first body 25 and first through hole, 252, the second bodies 26 that are communicated with first host cavity 251 comprise in order to cooperate second host cavity 261, perforation second body 26 of taking in terminal 22 and second through hole 262 that is communicated with second host cavity 261 with first host cavity 251.Diode, the parts such as band or cable that conflux electrically connect with the first terminal 221 and second terminal 222 through stretching into this first through hole 252 and second through hole 262; Certainly, also can be that the first terminal 221 and second terminal 222 stretch out first through hole 252 and second through hole 262 electrically connects with diode, the parts such as band or cable that conflux.This first body 25 and second body 26 are detachable design; Terminal 22 in terminal module 2 damages; Can terminal 22 be taken out in both separation then and change, when

first body

25 or 26 one of them damage of second body, then can be with that part of replacing that wherein damages.Both fixing then is through on first body 25, jack 256 being set, and the latch 266 that on the relative position of second body 26, is provided with these jack 256 corresponding matching gets final product.

This first host cavity 251 comprises three first small-sized host cavities that set gradually; The i.e. first anterior host cavity 2511, the first middle part host cavity 2512 and the first rear portion host cavity 2513; Second host cavity 261 comprises that three are taken in the second small-sized host cavity of terminal with first host cavity, 251 corresponding matching; The i.e. second anterior host cavity 2611, the second middle part host cavity 2612 and the 3rd rear portion host cavity 2613; Two second terminals 222 are housed in by the first middle part host cavity 2512 and second middle part jointly accommodates in the host cavity of forming in 2612 chambeies, two the first terminals 221 be housed in respectively by the first anterior host cavity 2511 and the second anterior host cavity form 2611 host cavity, in the host cavity formed by the first rear portion host cavity 2513 and the second rear portion host cavity 2513.Two the first terminals 221 and two second terminals 222 in said every group of terminal module 2 electrically connect by a slice copper sheet 27 each other, and this copper sheet 27 is arranged in the terminal module 2, and above-mentioned copper sheet 27 also can use other electroconductive components to replace.

Said every group of terminal module 2 also comprises first locating piece 253 that is separately positioned in the first anterior host cavity 2511 and the first rear portion host cavity 2513, is separately positioned on second locating piece 263 in the second anterior host cavity 2611 and the second rear portion host cavity 2613, and this first locating piece 253 and second locating piece 263 cooperate afterwards in order to fixing the first terminal 221.

As described above, because body 2 is put together (first body 25 and second body 26 are formed) by two parts, so also separated into two parts of this draw-in groove 23, promptly first body 25, second body, 26 belows are respectively equipped with 1/2 draw-in groove 23.

Although be the example purpose; The preferred implementation of the utility model is disclosed; But those of ordinary skill in the art will recognize, under situation about not breaking away from by the scope of the disclosed the utility model of appending claims and spirit, various improvement, increase and replacement are possible.

Claims

1. photovoltaic junction box; Comprise box body, the lid that cooperates with box body and be contained in the terminal module in the said box body; It is characterized in that: said terminal module comprises body, be housed in the terminal in the body and be arranged on the draw-in groove of body below, is provided with the support body that connects for the draw-in groove buckle in the said box body.

2. photovoltaic junction box according to claim 1; It is characterized in that: said draw-in groove comprise the draw-in groove chamber of containing section support body and enclose the first draw-in groove wall that forms the draw-in groove chamber, with the first draw-in groove wall second draw-in groove wall that is oppositely arranged and the 3rd draw-in groove wall that is connected the first draw-in groove wall and the second draw-in groove wall, be provided with the trip that protrudes out towards support body bottom the said first draw-in groove wall.

3. photovoltaic junction box according to claim 1 and 2 is characterized in that: said body bottom surface flushes with said box bottom.

4. photovoltaic junction box according to claim 2; It is characterized in that: second side that said support body comprises the 3rd side of fitting with the 3rd draw-in groove wall, fit with the second draw-in groove wall, and with first side of first draw-in groove wall applying, said first side is provided with the inner concave that cooperates with said trip.

5. photovoltaic junction box according to claim 2; It is characterized in that: the said first draw-in groove wall extends to form downwards from the body side; Said terminal module comprises that also along the first draw-in groove wall medial surface upwards and be formed on the elastic cavity of top, draw-in groove chamber said elastic cavity is communicated with the draw-in groove chamber.

6. photovoltaic junction box according to claim 1 is characterized in that: the cross bar of said support body for supplying terminal module laterally to move.

7. photovoltaic junction box according to claim 1; It is characterized in that: said body comprises first body and second body that is equipped with first body; Said first body comprises first host cavity, and said second body comprises in order to cooperate second host cavity of accommodating terminal with first host cavity.

8. photovoltaic junction box according to claim 7; It is characterized in that: said first host cavity comprises three first small-sized host cavities; Said second host cavity comprises that three are accommodated the second small-sized host cavity of terminal with the first small-sized host cavity corresponding matching, has one in the said terminal module and is housed in the copper sheet of all terminals in the terminal module in order to electric connection.

9. photovoltaic junction box according to claim 7 is characterized in that: said terminal module also comprises first locating piece that is arranged in first host cavity, be arranged in second host cavity second locating piece with the first locating piece matching and fixing terminal.

10. photovoltaic junction box according to claim 1 is characterized in that: said terminal is end to end flexible member.