CN218850723U

CN218850723U - Diode module convenient to install in photovoltaic terminal box

Info

Publication number: CN218850723U
Application number: CN202223420660.4U
Authority: CN
Inventors: 胡章华
Original assignee: Ningbo Huayu Photovoltaic Technology Co ltd
Current assignee: Ningbo Huayu Photovoltaic Technology Co ltd
Priority date: 2022-12-20
Filing date: 2022-12-20
Publication date: 2023-04-11
Anticipated expiration: 2032-12-20

Abstract

The utility model relates to a photovoltaic terminal box technical field specifically is a diode module convenient to install in photovoltaic terminal box, including anodal photovoltaic terminal box, middle photovoltaic terminal box and negative pole photovoltaic terminal box, all seted up the inner chamber in anodal photovoltaic terminal box, middle photovoltaic terminal box and the negative pole photovoltaic terminal box, placed the diode module in the inner chamber, the first copper guide of the equal fixedly connected with in both sides of diode module, the utility model discloses a spring cooperation circular slab that sets up utilizes the elasticity of spring to promote circular slab and connecting plate to remove, makes the connecting plate drive backup pad and second copper guide remove, and the first copper guide of post can be supported in the removal of second copper guide to can prevent to rock including the diode module intracavity, press from both sides the diode module including tight, make things convenient for the staff to weld, thereby prevented that the diode module from probably receiving staff welded influence to produce and rock, strengthened the practicality of device.

Description

Diode module convenient to install in photovoltaic terminal box

Technical Field

The utility model relates to a photovoltaic terminal box technical field specifically is a diode module convenient to install in photovoltaic terminal box.

Background

The photovoltaic junction box is a connecting device between a solar cell array formed by solar cell modules and a solar charging control device, and comprises an integrated junction box, a bipartite junction box, a tripartite junction box and the like, wherein the tripartite junction box comprises a positive photovoltaic junction box, a middle photovoltaic junction box and a negative photovoltaic junction box, and is mainly used for connecting and protecting the solar photovoltaic modules, connecting electric power generated by the solar cells with an external circuit, and conducting current generated by the photovoltaic modules.

The existing three-split type junction box is used for welding a bus bar led out from the diode module and a photovoltaic laminating piece when the diode module is installed, when a worker is in welding operation, the diode module placed in the three-split type junction box can be affected by the operation of the worker to shake, the condition that false welding occurs due to misoperation in the welding process is caused, meanwhile, the welding condition of the bus bar and a copper guide sheet can directly affect the power generation efficiency of a photovoltaic module, the bus bar and the copper guide sheet can be disconnected after being electrified for a long time, and the three-split type junction box is damaged.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a diode module convenient to install in photovoltaic terminal box to solve the problem of proposing among the above-mentioned background art.

The technical scheme of the utility model is that: the utility model provides a diode module convenient to install in photovoltaic terminal box, includes anodal photovoltaic terminal box, middle photovoltaic terminal box and negative pole photovoltaic terminal box, the inner chamber has all been seted up in anodal photovoltaic terminal box, middle photovoltaic terminal box and the negative pole photovoltaic terminal box, the diode module has been placed to the intracavity, the first copper guide of the equal fixedly connected with in both sides of diode module, two spacing posts of bottom surface fixedly connected with of inner chamber, two the sliding tray has all been seted up to the inside of spacing post, two springs of top surface fixedly connected with of sliding tray, sliding tray sliding connection has the circular slab, two the bottom of spring offsets with the top surface of circular slab and sets up, draw-in groove and intercommunication groove have been seted up on the surface of spacing post, the draw-in groove communicates with intercommunication groove and sliding tray, one side fixedly connected with connecting plate of circular slab, the one end of connecting plate passes the intercommunication groove and rotates and is connected with the backup pad, the bottom fixedly connected with of backup pad has the second copper guide that corresponds with first copper guide position, the top surface fixedly connected with slide bar of circular slab, and the top of slide bar run through the top of spacing post and fixedly connected with the disc, two be provided with aggregate unit on the disc.

Preferably, the linkage device comprises two fixing rods, the two fixing rods are respectively and fixedly connected to the top surfaces of the two discs, and a connecting rod is rotatably connected between the two fixing rods.

Preferably, the top surface of the first copper guide plate is provided with a groove, and the groove is matched with the second copper guide plate.

Preferably, the sliding groove is cylindrical, and the sliding groove is matched with the circular plate.

Preferably, the communicating groove is perpendicular to the clamping groove, and the communicating groove is located on one side of the first copper guide sheet.

Preferably, the positions of the two fixing rods on the top surfaces of the two disks are the same,

preferably, the bottom surface fixedly connected with stopper of connecting plate, the round hole that is relative to the stopper is seted up to the top surface of first copper conducting strip, the connecting plate is insulating material.

The utility model discloses an improve and provide a diode module convenient to install in photovoltaic terminal box here, compare with prior art, have following improvement and advantage:

one is as follows: the utility model discloses, through the spring fit circular slab that sets up, the elasticity that utilizes the spring promotes circular slab and connecting plate and removes, makes the connecting plate drive backup pad and second copper guide piece and removes, and second copper guide piece can move down and support first copper guide piece to can prevent that the intracavity from rocking including the diode module, including pressing from both sides the diode module tight intracavity, make things convenient for the staff to weld, thereby it can receive staff welded influence production and rock to have prevented that the diode module from, has strengthened the practicality of device.

The second step is as follows: the utility model discloses, through setting up the cooperation between first copper guide and the second copper guide, increased area of contact and the welding point between first copper guide and the busbar, can appear the condition of rosin joint in preventing the welding process, and then reduce the damage that the three-part photovoltaic terminal box can lead to because of the rosin joint between busbar and the copper guide, practiced thrift the cost expenditure, improved economic benefits.

Drawings

The invention is further explained below with reference to the figures and examples:

fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a detailed structural diagram of the inner cavity of the present invention;

fig. 3 is a schematic structural diagram of a diode module according to the present invention;

FIG. 4 is a schematic view of the sectional structure of the limiting post of the present invention;

fig. 5 is a schematic structural view of a second copper guiding plate according to the present invention.

Description of the reference numerals:

1. an inner cavity; 2. a diode module; 3. a first copper lead; 4. a limiting post; 5. a sliding groove; 6. a spring; 7. a circular plate; 8. a card slot; 9. a communicating groove; 10. a connecting plate; 11. a support plate; 12. a second copper lead; 13. a slide bar; 14. a disc; 15. fixing the rod; 16. a connecting rod.

Detailed Description

The present invention will be described in detail below, and it is apparent that the technical solutions in the embodiments of the present invention are described clearly and completely. 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.

The utility model discloses an improve and provide a diode module convenient to install in photovoltaic terminal box here, the technical scheme of the utility model is:

as shown in fig. 1-5, a diode module convenient to install in photovoltaic terminal box, including anodal photovoltaic terminal box, middle photovoltaic terminal box and negative pole photovoltaic terminal box, anodal photovoltaic terminal box, inner chamber 1 has all been seted up in middle photovoltaic terminal box and the negative pole photovoltaic terminal box, diode module 2 has been placed in the inner chamber 1, the equal fixedly connected with first copper guide 3 in both sides of diode module 2, two spacing posts 4 of bottom surface fixedly connected with of inner chamber 1, sliding tray 5 has all been seted up to the inside of two spacing posts 4, two springs 6 of top surface fixedly connected with of sliding tray 5, sliding tray 5 sliding connection has circular plate 7, the bottom of two springs 6 offsets with the top surface of circular plate 7 and sets up, draw-in groove 8 and intercommunication groove 9 have been seted up on the surface of spacing post 4, draw-in groove 8 is linked together with intercommunication groove 9 and sliding tray 5, one side fixedly connected with connecting plate 10 of circular plate 7, the one end of connecting plate 10 passes intercommunication groove 9 and is rotated and is connected with backup pad 11, the bottom fixedly connected with second copper guide 12 that corresponds to first copper guide 3 position, the top surface fixedly connected with circular plate 7, and slide bar 13, and the top of sliding tray 13 runs through and is connected with linkage 14 on the top of two spacing posts and is connected with the linkage device.

Further, aggregate unit includes two dead levers 15, and two dead levers 15 are fixed connection respectively at the top surface of two discs 14, rotate between two dead levers 15 and are connected with connecting rod 16, make staff's removal connecting rod 16 can drive two second copper guide vanes 12 shift position, make things convenient for the staff to operate.

Further, the top surface of first copper conducting strip 3 is seted up flutedly, and the recess is with second copper conducting strip 12 looks adaptation, and after the staff placed the busbar in the recess of first copper conducting strip 3, move second copper conducting strip 12 to the recess in, make second copper conducting strip 12 cooperate first copper conducting strip 3 to press from both sides the busbar tight, make things convenient for the staff to weld.

Further, sliding tray 5 is cylindrically, sliding tray 5 and circular slab 7 looks adaptation, make circular slab 7 can reciprocate or rotate in sliding tray 5, thereby drive connecting plate 10 shift position, when circular slab 7 removed to the bottom of sliding tray 5, circular slab 7 can drive connecting plate 10 and remove to the bottom of intercommunication groove 9, make connecting plate 10 drive second copper guide 12 and remove to the recess counterbalance tightly with first copper guide 3, can support diode module 2 and first copper guide 3 tightly in the inside of inner chamber 1.

Further, the communicating groove 9 is perpendicular to the clamping groove 8, the communicating groove 9 is located on one side of the first copper guide piece 3, the connecting plate 10 can move in the clamping groove 8 and the communicating groove 9, and a worker can drive the second copper guide piece 12 to move when moving the connecting plate 10 and the circular plate 7.

Further, the two fixing rods 15 are located at the same position on the top surfaces of the two disks 14, so that the worker can rotate the connecting rod 16 to drive the two fixing rods 15 and the disks 14 to rotate, and the operation is convenient.

Further, the bottom surface fixedly connected with stopper of connecting plate 10, the round hole that is for with the stopper is seted up to the top surface of first copper conducting piece 3, and connecting plate 10 is insulating material, and when removing connecting plate 10, the stopper of connecting plate 10 can move into the round hole of first copper conducting piece 3, can carry on spacingly to first copper conducting piece 3.

The working principle is as follows: when the diode module is used, a worker moves the two second copper guide sheets 12 upwards to enable the second copper guide sheets 12 to drive the support plate 11 to rotate on the connecting plate 10, when the two second copper guide sheets 12 rotate to be perpendicular to the connecting plate 10, the worker pulls the connecting rod 16 upwards to drive the two fixing rods 15 and the disc 14 to move upwards, the disc 14 drives the sliding rod 13 to move upwards, the sliding rod 13 drives the circular plate 7 to extrude the spring 6 to move upwards, the circular plate 7 drives the connecting plate 10 to move in the communicating groove 9, the connecting plate 10 drives the support plate 11 and the second copper guide sheets 12 to move upwards, then the connecting rod 16 is pulled to enable the connecting rod 16 to drive the fixing rods 15 and the disc 14 to rotate, the circular plate 7 and the connecting plate 10 to rotate from the communicating groove 9 to the clamping groove 8, the connecting plate 10 drives the support plate 11 and the second copper guide sheets 12 to rotate to the edge of the inner cavity 1, then bus bars led out of the photovoltaic laminating piece are placed in the grooves of the first copper guide sheets 3, the disc 16 is moved to enable the connecting rod 15 and the connecting plate 14 to drive the fixing rods 14 to rotate, the connecting plate 14 to drive the connecting plate 7 and the connecting plate 12 to rotate to drive the connecting plate 7 to move to the inner cavity 1 to be in the inner cavity 2 to be matched with the second copper guide plate 2, and enable the diode module 2 to push the second copper guide sheet 2 to move tightly to push the diode module 2, and the connecting plate 7 to move in the diode module 2, and the diode module to move tightly to move, make things convenient for staff's welding and wiring, prevent the rosin joint, increased the practicality of device.

The previous description is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a diode module convenient to install in photovoltaic terminal box, includes anodal photovoltaic terminal box, middle photovoltaic terminal box and negative pole photovoltaic terminal box, inner chamber (1), its characterized in that have all been seted up in anodal photovoltaic terminal box, middle photovoltaic terminal box and the negative pole photovoltaic terminal box: a diode module (2) is arranged in the inner cavity (1), both sides of the diode module (2) are fixedly connected with first copper guide sheets (3), the bottom surface of the inner cavity (1) is fixedly connected with two limiting columns (4), the inner parts of the two limiting columns (4) are both provided with a sliding groove (5), the top surface of the sliding groove (5) is fixedly connected with two springs (6), a circular plate (7) is connected in the sliding groove (5) in a sliding way, the bottom ends of the two springs (6) are abutted against the top surface of the circular plate (7), the surface of the limiting column (4) is provided with a clamping groove (8) and a communicating groove (9), the clamping groove (8) is communicated with the communicating groove (9) and the sliding groove (5), one side of the circular plate (7) is fixedly connected with a connecting plate (10), one end of the connecting plate (10) passes through the communicating groove (9) and is rotatably connected with a supporting plate (11), the bottom of the supporting plate (11) is fixedly connected with a second copper guide sheet (12) corresponding to the first copper guide sheet (3), the top surface of the circular plate (7) is fixedly connected with a sliding rod (13), and the top end of the sliding rod (13) penetrates through the top of the limiting column (4) and is fixedly connected with discs (14), and linkage devices are arranged on the two discs (14).

2. The diode module of claim 1, further comprising: the linkage device comprises two fixing rods (15), the two fixing rods (15) are respectively and fixedly connected to the top surfaces of the two discs (14), and a connecting rod (16) is rotatably connected between the two fixing rods (15).

3. The diode module of claim 1, for facilitating installation within a photovoltaic junction box, wherein: the top surface of the first copper guide sheet (3) is provided with a groove, and the groove is matched with the second copper guide sheet (12).

4. The diode module of claim 1, further comprising: the sliding groove (5) is cylindrical, and the sliding groove (5) is matched with the circular plate (7).

5. The diode module of claim 1, further comprising: the communicating groove (9) is perpendicular to the clamping groove (8), and the communicating groove (9) is located on one side of the first copper guide sheet (3).

6. The diode module of claim 2, for facilitating installation within a photovoltaic junction box, wherein: the two fixing rods (15) are located at the same position on the top surfaces of the two discs (14).

7. A diode module for facilitating installation within a photovoltaic junction box as claimed in claim 2, wherein: the bottom surface fixedly connected with stopper of connecting plate (10), the round hole that is relative to with the stopper is seted up to the top surface of first copper conducting strip (3), connecting plate (10) are insulating material.