CN222966963U

CN222966963U - Photovoltaic junction box

Info

Publication number: CN222966963U
Application number: CN202421429736.6U
Authority: CN
Inventors: 董标; 邓海口; 勒控盘
Original assignee: Hunan Meineng Electric Power Engineering Co ltd
Current assignee: Hunan Meineng Electric Power Engineering Co ltd
Priority date: 2024-06-21
Filing date: 2024-06-21
Publication date: 2025-06-10
Anticipated expiration: 2034-06-21

Abstract

The utility model relates to the technical field of photovoltaic junction boxes, in particular to a photovoltaic junction box which comprises a box body, wherein mounting plates are fixedly arranged on the side surfaces of the box body, the mounting plates are strip-shaped plates, the number of the mounting plates is two, mounting through holes are formed in the two mounting plates, a heat dissipation mechanism is arranged in the box body, a box cover is inserted at the top end of the box body, and a fixing mechanism is arranged on the box cover. According to the photovoltaic junction box, the radiating mechanism is arranged, so that the purpose of radiating is achieved when the photovoltaic junction box works, the photovoltaic junction box is beneficial to long-term use, and the fixing mechanism is arranged, so that the purpose of conveniently mounting and dismounting the box cover is achieved, and the photovoltaic junction box is beneficial to overhauling.

Description

Photovoltaic junction box

Technical Field

The utility model relates to the technical field of photovoltaic junction boxes, in particular to a photovoltaic junction box.

Background

The photovoltaic junction box is a connecting and protecting device between cell panel matrixes formed by solar cell modules, and mainly aims to connect electric power generated by the solar cells with an external circuit and conduct current generated by the photovoltaic modules. Meanwhile, the electric power generator also has the functions of safety disconnection, wire connection, moisture resistance, dust resistance, electromagnetic interference resistance, strong shock resistance, ageing resistance and the like, and can obtain the maximum power from the electric energy.

At present, when the existing photovoltaic junction box is used, disassembly and overhaul in the box body are not convenient enough, so that the use of the photovoltaic junction box is affected, and the heat dissipation effect of the existing photovoltaic junction box is required to be improved during working.

Disclosure of utility model

The utility model aims to solve the defects in the prior art and provides a photovoltaic junction box.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

The photovoltaic junction box comprises a box body, wherein a mounting plate is fixedly arranged on the side face of the box body, the mounting plate is in a strip shape, the number of the mounting plates is two, mounting through holes are formed in the two mounting plates, a heat dissipation mechanism is arranged in the box body, a box cover is inserted into the top end of the box body, and a fixing mechanism is arranged on the box cover.

Further, the heat dissipation mechanism comprises heat dissipation holes, the heat dissipation holes are formed in the side face of the box body, the number of the heat dissipation holes is two, and the two heat dissipation holes are located on the same straight line.

Further, the inner wall of the heat dissipation hole is provided with threads, the inner wall of the heat dissipation hole is connected with circular rings in a threaded manner, the number of the circular rings is two, and the inner wall of the circular rings is fixedly provided with a gauze.

Further, the inner wall fixed mounting of box body has the support, the number of support is two, the shape of support is the arch, fixed mounting has the fan on the support, the number of fan is two.

Further, the fixing mechanism comprises grooves, the grooves are formed in the box cover, the number of the grooves is two, and the grooves are square grooves.

Further, the inner wall of the groove is slidably provided with two pushing plates, the pushing plates are square plates, springs are fixedly arranged on the side faces of the pushing plates, and one ends of the springs are fixedly connected with the inner wall of the groove.

Further, the inserted link is fixedly installed to the opposite side of push pedal, the side of lid is run through to the one end of inserted link, the number of inserted link is two, the shape of inserted link is cylindrical pole, the slot has been seted up to the inner wall of box body, the number of slot is two, the shape of slot is cylindrical groove.

The photovoltaic junction box has the beneficial effects that the radiating mechanism is arranged, so that the photovoltaic junction box can radiate heat when in work, long-term use of the photovoltaic junction box is facilitated, and the fixing mechanism is arranged, so that the box cover can be conveniently detached, and the photovoltaic junction box can be overhauled.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a side view of the overall structure of the present utility model;

FIG. 3 is a top view of the case of the present utility model;

Fig. 4 is a top view of the lid of the present utility model.

1, A box body, 21, a gauze, 22, a circular ring, 23, a heat dissipation hole, 24, a bracket, 25, a fan, 31, a push plate, 32, a groove, 33, a spring, 34, an inserting rod, 35, a slot, 4, an installation through hole, 5, an installation plate, 6 and a box cover.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to figures 1-4, a photovoltaic junction box comprises a box body 1 and is characterized in that a mounting plate 5 is fixedly arranged on the side face of the box body 1, the mounting plate 5 is in the shape of a strip-shaped plate, the number of the mounting plates 5 is two, mounting through holes 4 are formed in the two mounting plates 5, the number of the mounting through holes 4 is sixteen, bolts are matched, the photovoltaic junction box is convenient to mount, a heat dissipation mechanism is arranged in the box body 1, the heat dissipation mechanism is arranged, when the photovoltaic junction box works, the purpose of heat dissipation is achieved, long-term use of the photovoltaic junction box is facilitated, a box cover 6 is spliced at the top end of the box body 1, a fixing mechanism is arranged on the box cover 6, the purpose of conveniently mounting and dismounting the box cover 6 is achieved, and overhaul of the photovoltaic junction box is facilitated.

In detail, the heat dissipation mechanism comprises heat dissipation holes 23, the heat dissipation holes 23 are arranged on the side surface of the box body 1, the shape of each heat dissipation hole 23 is a cylindrical hole, the number of the heat dissipation holes 23 is two, the two heat dissipation holes 23 are positioned on the same straight line, the heat dissipation holes 23 positioned on the straight line are matched with a fan 25, the air flow in the photovoltaic junction box is convenient to accelerate, the heat dissipation is facilitated, the inner wall of each heat dissipation hole 23 is provided with threads, the purpose of installing and removing the circular ring 22 can be realized by adopting the heat dissipation holes 23 with threads, the dust on the gauze 21 is convenient to clean, the inner wall of each heat dissipation hole 23 is connected with the circular ring 22 in a threaded manner, the number of the circular rings 22 is two, the installation of the gauze 21 is convenient to be accepted by being provided with the circular ring 22, the inner wall fixed mounting of ring 22 has gauze 21, gauze 21's setting plays dirt-proof purpose, the inner wall fixed mounting of box body 1 has support 24, the number of support 24 is two, the shape of support 24 is the arch, through being provided with support 24, be convenient for the installation of fan 25, fixed mounting has fan 25 on the support 24, the number of fan 25 is two, fan 25 includes left side fan and right side fan, left side fan has the function of induced drafting, its air outlet is towards the louvre 23 of left side, right side fan has the function of blowing, and the direction of blowing is towards photovoltaic terminal box internals, when the heat dissipation is required, start fan 25, the cooperation louvre 23 reaches the inside air current flow's of acceleration photovoltaic terminal box purpose, do benefit to the heat dissipation.

More specifically, the fixing mechanism comprises a groove 32, the groove 32 is formed in the box cover 6, the number of the grooves 32 is two, the shape of the groove 32 is a square groove, a push plate 31 is arranged on the inner wall of the groove 32 in a sliding mode, the number of the push plate 31 is two, the push plate 31 is arranged to facilitate driving of the inserting rod 34 to move, the shape of the push plate 31 is a square plate, a spring 33 is fixedly arranged on the side face of the push plate 31, one end of the spring 33 is fixedly connected with the inner wall of the groove 32, an inserting rod 34 is fixedly arranged on the other side of the push plate 31, one end of the inserting rod 34 penetrates through the side face of the box cover 6, the inserting rod 34 is arranged to facilitate inserting into the inserting rod 35, the number of the inserting rod 34 is two, the inserting rod 34 is a cylindrical rod, the inner wall of the box body 1 is provided with the inserting rod 35, the number of the inserting rod 35 is two, the shape of the inserting rod 35 is a cylindrical groove, the inserting rod 34 is conveniently connected through the inserting rod 35, when the box cover 6 needs to be disassembled, the pushing plate 31 on two sides is moved oppositely, the inserting rod 34 is driven to move until one end of the inserting rod 34 leaves the inserting rod 35, and the inserting rod 34 can be conveniently taken out of the inner wall of the box cover 1 from the box cover 1.

When the photovoltaic junction box works, the blower 25 is started, the blower 25 comprises a left blower and a right blower, the left blower has an air suction function, an air outlet of the blower faces the radiating hole 23 on the left side, the right blower has a blowing function, and a blowing direction faces the internal components of the photovoltaic junction box, when heat is required to be radiated, the blower 25 is started, and is matched with the radiating hole 23, so that the purpose of accelerating the airflow in the photovoltaic junction box is achieved, the heat radiation is facilitated, and meanwhile, the cleaning of the gauze 21 is convenient to detach through the circular ring 22 which is provided with the threaded connection, so that the smoothness of the airflow of the photovoltaic junction box is maintained.

When the box cover 6 needs to be disassembled, the push plates 31 on two sides are moved in opposite directions, the push plates 31 on two sides drive the inserting rods 34 to move until one ends of the inserting rods 34 leave the slots 35, and the box cover 6 can be taken out from the inner wall of the box body 1, so that the photovoltaic junction box is convenient to overhaul internally, and when the photovoltaic junction box is installed, sixteen installation through holes 4 are formed to match with bolts, so that the photovoltaic junction box is convenient to install.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The photovoltaic junction box comprises a box body (1) and is characterized in that an installation plate (5) is fixedly installed on the side face of the box body (1), the installation plate (5) is in a strip shape, the number of the installation plates (5) is two, installation through holes (4) are formed in the two installation plates (5), a heat dissipation mechanism is installed in the box body (1), a box cover (6) is inserted into the top end of the box body (1), and a fixing mechanism is installed on the box cover (6).

2. The photovoltaic junction box of claim 1, wherein the heat dissipation mechanism comprises heat dissipation holes (23), the heat dissipation holes (23) are formed in the side face of the box body (1), the number of the heat dissipation holes (23) is two, and the two heat dissipation holes (23) are positioned on the same straight line.

3. The photovoltaic junction box of claim 2, wherein threads are arranged on the inner wall of the heat dissipation hole (23), rings (22) are connected with the inner wall of the heat dissipation hole (23) in a threaded mode, the number of the rings (22) is two, and gauze (21) is fixedly arranged on the inner wall of the rings (22).

4. The photovoltaic junction box according to claim 1, wherein the inner wall of the box body (1) is fixedly provided with two brackets (24), the brackets (24) are arched, the brackets (24) are fixedly provided with fans (25), and the fans (25) are two in number.

5. The photovoltaic junction box according to claim 1, wherein the fixing mechanism comprises grooves (32), the grooves (32) are formed in the box cover (6), the number of the grooves (32) is two, and the grooves (32) are square grooves.

6. The photovoltaic junction box according to claim 5, wherein pushing plates (31) are slidably arranged on the inner wall of the groove (32), the number of the pushing plates (31) is two, the pushing plates (31) are square plates, springs (33) are fixedly arranged on the side surfaces of the pushing plates (31), and one ends of the springs (33) are fixedly connected with the inner wall of the groove (32).

7. The photovoltaic junction box of claim 6, wherein the other side of the push plate (31) is fixedly provided with inserting rods (34), one ends of the inserting rods (34) penetrate through the side face of the box cover (6), the number of the inserting rods (34) is two, the inserting rods (34) are cylindrical rods, slots (35) are formed in the inner wall of the box body (1), the number of the slots (35) is two, and the shape of the slots (35) is a cylindrical groove.