CN217307637U

CN217307637U - Reinforced split photovoltaic junction box

Info

Publication number: CN217307637U
Application number: CN202220839090.3U
Authority: CN
Inventors: 洪伟群; 甄法宇; 刘加龙
Original assignee: Shanghai Yuanye New Energy Co Ltd
Current assignee: Shanghai Yuanye New Energy Co Ltd
Priority date: 2022-04-12
Filing date: 2022-04-12
Publication date: 2022-08-26
Anticipated expiration: 2032-04-12

Abstract

The utility model belongs to the technical field of the terminal box, especially, be a split type photovoltaic terminal box of strenghthened type, including anodal terminal box, middle terminal box and negative terminal box, anodal terminal box, middle terminal box and negative terminal box are installed respectively on the terminal box mounting panel, and are three can dismantle the connection between the terminal box mounting panel. The utility model discloses a with the anodal terminal box of split type intelligent terminal box, middle terminal box and negative terminal box are installed on the terminal box mounting panel, when the terminal box damages the maintenance, only need tear open screw rod one take off T type picture peg and just can take out the dismantlement with the terminal box that corresponds from the U template, the dismouting speed of terminal box has been improved, through setting up demountable installation between each terminal box mounting panel, be convenient for increase and decrease the quantity of middle terminal box as required, make simultaneously to need not to demolish split type intelligent terminal box whole when changing the terminal box mounting panel of damage, the effect that promotes split type intelligent terminal box dismouting speed has also been played.

Description

Reinforced split photovoltaic junction box

Technical Field

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

Background

Solar panels are groups of cells connected together in series. Junction boxes are important components of the connection between the photovoltaic module and the inverter. The split junction box is a technology applied to a solar module at present, a traditional junction box is decomposed into an anode junction box, a cathode junction box and a plurality of intermediate junction boxes, a diode is arranged in each junction box, each junction box is directly connected between adjacent cell groups, and only the anode junction box and the cathode junction box are connected with a bus bar and a photovoltaic cable. The split junction box can minimize the connection length and disperse the heat of the diode.

The split type intelligent terminal box that has now is mostly through screw snap-on in assigned position when the installation, need remove the screw during follow-up maintenance and will wholly take off, fixes photovoltaic terminal box again through the screw after the maintenance, and this makes the overall operation comparatively troublesome, therefore we have proposed a split type photovoltaic terminal box of strenghthened type to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a split type photovoltaic terminal box of strenghthened type has solved the problem of the inconvenient dismouting of the split type intelligent terminal box that proposes in the above-mentioned background art.

(II) technical scheme

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

the utility model provides a split type photovoltaic terminal box of strenghthened type, includes anodal terminal box, middle terminal box and negative terminal box, anodal terminal box, middle terminal box and negative terminal box are installed respectively on the terminal box mounting panel, and are three can dismantle the connection between the terminal box mounting panel, the terminal box mounting panel includes mounting plate, the last U template that is fixed with of mounting plate, the spout has all been seted up to the both sides inner wall of U template, the both sides wall of anodal terminal box, middle terminal box and negative terminal box all is fixed with the draw runner with spout looks adaptation, the open end sliding sleeve of U template is equipped with the T type picture peg of pegging graft with the spout cooperation, one side of U template is provided with screw rod one, the one end of screw rod one runs through the U template and the opposite side that T type picture peg extended to the U template, and threaded connection has nut one on it.

Furthermore, a first gasket is fixed inside the U-shaped plate, and a second gasket is fixed at one end of the T-shaped inserting plate.

Furtherly, mounting plate's both ends have all been seted up the slide opening, two in the slide opening respectively sliding connection have slide bar one and slide bar two, be fixed with U type slide one on the slide bar one, sliding connection has U type slide two on the slide bar two.

And furthermore, a second screw rod is arranged on one side of the adjacent second U-shaped sliding plate, one end of the second screw rod penetrates through the first U-shaped sliding plate and the second U-shaped sliding plate to extend to the other side, and a second nut is in threaded connection with the first U-shaped sliding plate and the second U-shaped sliding plate.

Furthermore, mounting holes I are formed in the two ends of the mounting base plate, mounting holes II are formed in the U-shaped sliding plate I, and mounting holes III are formed in the U-shaped sliding plate II.

Furthermore, the mounting bottom plate is provided with through holes penetrating through the upper end and the lower end of the mounting bottom plate, and the lower surface of the mounting bottom plate is equidistantly provided with heat dissipation grooves communicated with the through holes.

(III) advantageous effects

Compared with the prior art, the utility model provides a split type photovoltaic terminal box of strenghthened type possesses following beneficial effect:

the utility model discloses, through the anodal terminal box with split type intelligent terminal box, middle terminal box and negative terminal box are installed on the terminal box mounting panel, when the terminal box damages the maintenance, only need tear screw rod one down take off T type picture peg just can follow the terminal box of correspondence and take out the dismantlement in the U template, the dismouting speed of terminal box has been improved, through setting up demountable installation between each terminal box mounting panel, be convenient for increase and decrease the quantity of middle terminal box as required, make simultaneously to need not to demolish split type intelligent terminal box whole when changing the terminal box mounting panel of damage, the effect that promotes split type intelligent terminal box dismouting speed has also been played.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the junction box and the junction box mounting plate of the present invention;

FIG. 3 is a schematic view of the explosion structure of the junction box mounting plate of the present invention;

fig. 4 is a schematic view of the three-dimensional structure of the junction box mounting plate of the present invention.

In the figure: 1. a positive terminal box; 2. an intermediate junction box; 3. a negative terminal box; 4. a junction box mounting plate; 5. mounting a bottom plate; 6. a U-shaped plate; 7. a chute; 8. a slide bar; 9. a T-shaped plug board; 10. a first screw rod; 11. a first nut; 12. a first gasket; 13. a second gasket; 14. a slide hole; 15. a first sliding rod; 16. a second sliding rod; 17. a first U-shaped sliding plate; 18. a U-shaped sliding plate II; 19. a second screw; 20. a second nut; 21. a port; 22. a heat sink; 23. a first mounting hole; 24. a second mounting hole; 25. and a third mounting hole.

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.

Examples

As shown in fig. 1, fig. 2 and fig. 3, an embodiment of the present invention provides a reinforced split photovoltaic junction box, which includes a positive junction box 1, a middle junction box 2 and a negative junction box 3, wherein the positive junction box 1, the middle junction box 2 and the negative junction box 3 are respectively mounted on junction box mounting plates 4, the three junction box mounting plates 4 are detachably connected, each junction box mounting plate 4 includes a mounting bottom plate 5, a U-shaped plate 6 is fixed on the mounting bottom plate 5, sliding grooves 7 are respectively formed on inner walls of two sides of the U-shaped plate 6, sliding strips 8 adapted to the sliding grooves 7 are respectively fixed on two side walls of the positive junction box 1, the middle junction box 2 and the negative junction box 3, a T-shaped insertion plate 9 inserted into the sliding grooves 7 is slidably fitted on an open end of the U-shaped plate 6, a first screw rod 10 is arranged on one side of the U-shaped plate 6, one end of the first screw rod 10 extends to the other side of the U-shaped plate 6 through the U-shaped plate 6 and the T-shaped insertion plate 9, a first nut 11 is connected with the upper thread of the nut; to sum up, the anodal terminal box 1 of the split type photovoltaic terminal box of strenghthened type, middle terminal box 2 and negative terminal box 3 are all installed on terminal box mounting panel 4, because set up spout 7 with 8 looks adaptations of draw runner on the U template 6, the joint can not directly drop at the inboard terminal box of U template 6, can only take out from one side, through the setting of T type picture peg 9, block the opening of U template 6, utilize screw rod 10 and nut 11 to fix T type picture peg 9, thereby fix the terminal box in the inside of U template 6, when needing to take off the terminal box, only need unscrew nut 11, take out screw rod 10 and just can be comparatively convenient take out the terminal box, and simultaneously, when the quantity of middle terminal box 2 in the split type intelligent terminal box is not only one, can be through the mode of adding terminal box mounting panel 4, add more terminal box mounting panel 4 between the terminal box mounting panel 4 of anodal terminal box 1 and negative terminal box 3 installation for being used for more terminal box mounting panel 4 The intermediate junction box 2 is installed.

As shown in fig. 2 and 3, in some embodiments, a first spacer 12 is fixed inside the U-shaped plate 6, and a second spacer 13 is fixed at one end of the T-shaped inserting plate 9; through the arrangement of the first gasket 12 and the second gasket 13, the problem that the junction box is easy to damage due to the fact that the junction box slides in a fixed gap between the T-shaped inserting plate 9 and the U-shaped plate 6 is avoided, and the buffer protection effect is achieved.

As shown in fig. 3, in some embodiments, two ends of the mounting base plate 5 are provided with sliding holes 14, a first sliding rod 15 and a second sliding rod 16 are slidably connected in the two sliding holes 14, a first U-shaped sliding plate 17 is fixed on the first sliding rod 15, and a second U-shaped sliding plate 18 is slidably connected on the second sliding rod 16; through the arrangement of the sliding hole 14, the first sliding rod 15, the second sliding rod 16, the first U-shaped sliding plate 17 and the second U-shaped sliding plate 18, the length of the junction box mounting plate 4 can be adjusted, so that the distance between adjacent junction boxes can be adjusted conveniently, and heat dissipation and installation are facilitated.

As shown in fig. 1 and 2, in some embodiments, a second screw rod 19 is disposed on one side of the adjacent second U-shaped sliding plate 18, and one end of the second screw rod 19 extends to the other side through the first U-shaped sliding plate 17 and the second U-shaped sliding plate 18 and is in threaded connection with a second nut 20; the two junction box mounting plates 4 can be detachably mounted together through the second screw rods 19 and the second nuts 20, and meanwhile, the adjacent junction box mounting plates 4 can be conveniently mounted on different planes.

As shown in fig. 4, in some embodiments, both ends of the mounting base plate 5 are provided with a first mounting hole 23, the first U-shaped sliding plate 17 is provided with a second mounting hole 24, and the second U-shaped sliding plate 18 is provided with a third mounting hole 25; the installation bottom plate 5 is convenient to fix through the arrangement of the first installation hole 23, and the first U-shaped sliding plate 17 and the second U-shaped sliding plate 18 are convenient to fix through the arrangement of the second installation hole 24 and the third installation hole 25, so that the length of the junction box installation plate 4 is fixed.

As shown in fig. 4, in some embodiments, the mounting base plate 5 is formed with through holes 21 penetrating through the upper and lower ends thereof, and the lower surface thereof is formed with heat dissipation grooves 22 at equal intervals and communicated with the through holes 21; through setting up opening 21 and radiating groove 22, the terminal box heat dissipation of being convenient for.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a split type photovoltaic terminal box of strenghthened type, includes anodal terminal box (1), middle terminal box (2) and negative terminal box (3), its characterized in that: install respectively on terminal box mounting panel (4) anodal terminal box (1), intermediate junction box (2) and negative terminal box (3), it is three can dismantle the connection between terminal box mounting panel (4), terminal box mounting panel (4) include mounting plate (5), be fixed with U template (6) on mounting plate (5), spout (7) have all been seted up to the both sides inner wall of U template (6), the both sides wall of anodal terminal box (1), intermediate junction box (2) and negative terminal box (3) all is fixed with draw runner (8) with spout (7) looks adaptation, the open end slip cap of U template (6) is equipped with T type picture peg (9) of pegging graft with spout (7) cooperation, one side of U template (6) is provided with screw rod (10), the one end of screw rod (10) runs through U template (6) and T type picture peg (9) extends to the opposite side of U template (6), and a first nut (11) is connected with the upper thread of the screw.

2. The reinforced split photovoltaic junction box of claim 1, wherein: a first gasket (12) is fixed inside the U-shaped plate (6), and a second gasket (13) is fixed at one end of the T-shaped inserting plate (9).

3. The reinforced split photovoltaic junction box of claim 1, wherein: mounting plate (5) both ends have all been seted up slide opening (14), two in slide opening (14) respectively sliding connection have slide bar (15) and slide bar two (16), be fixed with U type slide board (17) on slide bar (15), sliding connection has U type slide board two (18) on slide bar two (16).

4. The reinforced split photovoltaic junction box of claim 3, wherein: and a second screw rod (19) is arranged on one side of the adjacent second U-shaped sliding plate (18), one end of the second screw rod (19) penetrates through the first U-shaped sliding plate (17) and the second U-shaped sliding plate (18) to extend to the other side, and is in threaded connection with a second nut (20).

5. The reinforced split photovoltaic junction box of claim 3, wherein: the mounting structure is characterized in that a first mounting hole (23) is formed in each of two ends of the mounting base plate (5), a second mounting hole (24) is formed in the first U-shaped sliding plate (17), and a third mounting hole (25) is formed in the second U-shaped sliding plate (18).

6. The reinforced split photovoltaic junction box of claim 1, wherein: opening (21) that run through its upper and lower both ends are seted up on mounting plate (5), and its lower surface equidistance is seted up radiating groove (22) that are linked together with opening (21).