CN218603451U

CN218603451U - Photovoltaic module assembly lead frame

Info

Publication number: CN218603451U
Application number: CN202222608406.0U
Authority: CN
Inventors: 蔡登标; 陶坚
Original assignee: Changzhou Dingyi Electronics Co ltd
Current assignee: Changzhou Dingyi Electronics Co ltd
Priority date: 2022-09-30
Filing date: 2022-09-30
Publication date: 2023-03-10
Anticipated expiration: 2032-09-30

Abstract

The utility model discloses a photovoltaic module subassembly lead frame, concretely relates to photovoltaic module technical field, including fixed box, the fan sets up in the installation window, fixed box inner chamber is provided with the lead frame that is used for carrying on the photovoltaic control unit, the utility model discloses in be provided with the subassembly of a plurality of cooling, the lead frame bottom is provided with and is used for preventing self and fixed box inner chamber bottom from taking place the buffering subassembly of rigid contact, sleeve inner chamber bottom and expanding spring one end fixed connection, expanding spring other end fixedly connected with is used for supporting the backup pad of lead frame, the spread groove that is used for installing the closing plate is offered all around at fixed box top, closing plate and spread groove cell wall sliding connection, a plurality of louvres that are used for the circulation of air are seted up to the closing plate surface, a plurality of bleeder vents are at fixed box inner chamber bottom evenly distributed, dispel the heat to the lead frame, prevent that the photovoltaic lead frame from receiving the destruction at MOS unit during operation overheated, promote integrated device's life.

Description

Photovoltaic module assembly lead frame

Technical Field

The utility model relates to a photovoltaic module technical field specifically is a photovoltaic module subassembly lead frame.

Background

The lead frame is used as a chip carrier of an integrated circuit, the electrical connection between a circuit leading-out end in the chip and an external lead is realized by means of bonding materials (gold wires, aluminum wires and copper wires) to form a key structural member of an electrical loop, the lead frame plays a role of a bridge Liang Zuoyong connected with an external lead, the lead frame is required to be used in most semiconductor integrated blocks and is an important basic material in the electronic information industry, the lead frame used by a photovoltaic module carries an MOS (metal oxide semiconductor) module required by a photovoltaic module, and the lead frame has a control function of controlling a photovoltaic panel to be assembled with a power supply storage;

under the prior art, a large number of MOS module control units are carried on a photovoltaic module lead frame, the heat productivity is large, the photovoltaic module is long in illumination time, the region with high temperature can efficiently convert heat energy into electric energy, the photovoltaic module lead frame absorbs high heat in work and is easy to damage, and the whole photovoltaic device cannot normally work.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art or the correlation technique.

Therefore, the utility model discloses the technical scheme who adopts does:

the utility model provides a photovoltaic module subassembly lead frame, includes fixed box, a plurality of bleeder vents that are used for strengthening the heat dissipation are seted up to fixed box inner chamber bottom, a plurality of intercommunicating pores that are convenient for connecting wire and pass are seted up to fixed box both sides, a plurality of installation windows that are used for installing the fan are seted up to fixed box both sides, the fan sets up in the installation window, fixed box inner chamber is provided with the lead frame that is used for carrying on photovoltaic control unit, a plurality of wire posts that are used for stabilizing the lead frame of fixed box inner wall both sides fixedly connected with.

Preferably, a plurality of the air holes are uniformly distributed at the bottom of the inner cavity of the fixed box, the communication holes at two sides are symmetrically distributed along the axis of the fixed box, and a plurality of the wire columns are uniformly arranged along the length direction of the fixed box.

Preferably, the wire columns on two sides are symmetrically distributed along the axis of the fixed box, the edge of the lead frame is connected with the inner wall of the fixed box in a sliding manner, wire grooves matched with the wire columns are formed in the two sides, close to the wire columns, of the lead frame, and the groove walls of the wire grooves are connected with the surfaces of the wire columns in a sliding manner.

Preferably, the fixed box top is provided with the closing plate that is used for sealing whole subassembly, the spread groove that is used for installing the closing plate is seted up all around to the fixed box top, closing plate and spread groove cell wall sliding connection, a plurality of louvres that are used for the circulation of air have been seted up to the closing plate surface.

Preferably, the two sides of the top of the fixed box are fixedly connected with fixed columns used for installing limiting plates, the fixed columns are symmetrically distributed along the axis of the fixed box, the top of the fixed column is rotatably connected with the limiting plates through bearings, and the limiting plates are arranged at the tops of the closing plates.

Preferably, the bottom of the lead frame is provided with a buffer assembly for preventing the bottom of the inner cavity of the fixed box from being in rigid contact with the bottom of the inner cavity of the fixed box, the bottom of the buffer assembly is fixedly connected with the bottom of the inner cavity of the fixed box, and the buffer assembly comprises a plurality of sleeves for mounting the telescopic springs.

Preferably, the bottom of the sleeve is fixedly connected with the bottom of the inner cavity of the fixed box, the sleeves are uniformly distributed at the bottom of the fixed box, the bottom of the inner cavity of the sleeve is fixedly connected with one end of an expansion spring, and the other end of the expansion spring is fixedly connected with a supporting plate for supporting a lead frame.

By adopting the technical scheme, the utility model discloses the beneficial effect who gains does:

the utility model discloses in be provided with the subassembly of a plurality of cooling, the lead frame bottom is provided with the buffering subassembly that is used for preventing self and fixed box inner chamber bottom from taking place rigid contact, sleeve inner chamber bottom and expanding spring one end fixed connection, expanding spring other end fixedly connected with is used for supporting the backup pad of lead frame, the spread groove that is used for installing the sealing plate is offered all around at fixed box top, sealing plate and spread groove cell wall sliding connection, a plurality of louvres that are used for the circulation of air are seted up on the sealing plate surface, a plurality of bleeder vents are at fixed box inner chamber bottom evenly distributed, dispel the heat to lead frame 3, prevent that photovoltaic lead frame 3 from receiving the destruction at MOS unit during operation is overheated, promote the life of integrated device.

Drawings

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

Fig. 2 is a schematic diagram of the lead frame structure of the present invention.

Fig. 3 is a schematic view of the structure of the buffer assembly of the present invention.

Fig. 4 is an enlarged schematic structural view of fig. 3A according to the present invention.

Fig. 5 is an enlarged schematic structural diagram of fig. 2B according to the present invention.

In the figure: 1. a fixing box; 11. air holes are formed; 12. a communicating hole; 13. installing a window; 14. a fan; 15. a wire guide post; 16. connecting grooves; 17. fixing a column; 18. a limiting plate; 2. a buffer assembly; 21. a sleeve; 22. a tension spring; 23. a support plate; 3. a lead frame; 31. a wire guide groove; 4. a closing plate; 41. and (4) heat dissipation holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

Example (b): as shown in fig. 1-5, the utility model provides a photovoltaic module subassembly lead frame, including fixed box 1, a plurality of bleeder vents 11 that are used for strengthening the radiating are seted up to fixed box 1 inner chamber bottom, a plurality of intercommunicating pores 12 that are convenient for connecting wire and pass are seted up to fixed box 1 both sides, can be connected with external conductor through intercommunicating pores 12 of fixed box 1 both sides, a plurality of installation windows 13 that are used for installing fan 14 are seted up to fixed box 1 both sides, fan 14 sets up in installation window 13, start-up fan 14, louvre 42 and the bleeder vent 11 on fan 14 cooperation closing plate 4 surface form air cycle, reduce lead frame 3's surface temperature, fixed box 1 inner chamber is provided with the lead frame 3 that is used for carrying the photovoltaic control unit, a plurality of guide posts 15 that are used for stabilizing lead frame 3 of fixed box 1 inner wall both sides fixedly connected with, arrange lead frame 3 in fixed box 1 in, along 15 marginal entering of guide post, arrange buffer module 2 tops in.

Further, a plurality of air holes 11 are uniformly distributed at the bottom of an inner cavity of the fixed box 1, communicating holes 12 on two sides are symmetrically distributed along the axis of the fixed box 1, a plurality of guide posts 15 are uniformly arranged along the length direction of the fixed box 1, guide posts 15 on two sides are symmetrically distributed along the axis of the fixed box 1, the edge of the lead frame 3 is in sliding connection with the inner wall of the fixed box 1, guide grooves 31 matched with the guide posts are formed in two sides of the lead frame 3 close to the guide posts 15, the groove walls of the guide grooves 31 are in surface sliding connection with the guide posts 15, the lead frame 3 is placed in the fixed box 1 and enters along the edges of the guide posts 15, a sealing plate 4 used for sealing the whole assembly is arranged at the top of the fixed box 1, connecting grooves 16 used for mounting the sealing plate 4 are formed in the periphery of the top of the fixed box 1, the sealing plate 4 is in sliding connection with the groove walls of the connecting grooves 16, the sealing plate 4 is placed at the top of the connecting grooves 16 to seal the whole assembly, and a plurality of heat dissipation holes 42 used for air circulation are formed in the surface of the sealing plate 4.

Further, fixed box 1 top both sides fixedly connected with is used for installing the fixed column 17 of limiting plate 18, both sides fixed column 17 is along 1 axis symmetric distribution of fixed box, fixed column 17 top is rotated with limiting plate 18 through the bearing and is connected, limiting plate 18 sets up at 4 tops of closing plate, lead frame 3 bottom is provided with the buffer assembly 2 that is used for preventing self and fixed box 1 inner chamber bottom from taking place rigid contact, buffer assembly 2 bottom and fixed box 1 inner chamber bottom fixed connection, buffer assembly 2 includes a plurality of sleeves 21 that are used for installing expanding spring 22, sleeve 21 bottom and fixed box 1 inner chamber bottom fixed connection, a plurality of sleeves 21 are in fixed box 1 bottom evenly distributed, sleeve 21 inner chamber bottom and expanding spring 22 one end fixed connection, expanding spring 22 other end fixedly connected with is used for supporting lead frame 3's backup pad 23, arrange backup pad 23 top in, expanding spring 22 of backup pad 23 bottom carries out certain buffering to lead frame 3, prevent that contact from taking place at the bottom of fixed box 1 box 3 and fixed box.

The working principle is as follows: when the device starts to be used, the lead frame 3 is arranged in the fixing box 1 and enters along the edge of the guide post 15, the top of the supporting plate 23 is arranged, the telescopic spring 22 at the bottom of the supporting plate 23 buffers the lead frame 3 to a certain extent, hard contact between the lead frame 3 and the bottom of the fixing box 1 is prevented, the lead frame can be connected with an external wire through the communication holes 12 on two sides of the fixing box 1, the sealing plate 4 is arranged at the top of the connecting groove 16, the whole assembly is sealed, the fan 14 is started, the fan 14 is matched with the heat dissipation holes 42 and the air holes 11 on the surface of the sealing plate 4 to form air circulation, and the surface temperature of the lead frame 3 is reduced.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a photovoltaic module subassembly lead frame, its characterized in that, includes fixed box (1), a plurality of bleeder vents (11) that are used for strengthening the heat dissipation are seted up to fixed box (1) inner chamber bottom, a plurality of intercommunicating pores (12) that are convenient for connecting wire and pass are seted up to fixed box (1) both sides, a plurality of installation window (13) that are used for installing fan (14) are seted up to fixed box (1) both sides, fan (14) set up in installation window (13), fixed box (1) inner chamber is provided with lead frame (3) that are used for carrying on the photovoltaic control unit, fixed box (1) inner wall both sides fixedly connected with is a plurality of wire post (15) that are used for stabilizing lead frame (3).

2. The lead frame of the photovoltaic module assembly according to claim 1, wherein the plurality of vent holes (11) are uniformly distributed at the bottom of the inner cavity of the fixing box (1), the communication holes (12) at two sides are symmetrically distributed along the axis of the fixing box (1), and the plurality of wire columns (15) are uniformly arranged along the length direction of the fixing box (1).

3. The lead frame of the photovoltaic module assembly as claimed in claim 1, wherein the wire guide posts (15) on two sides are symmetrically distributed along the axis of the fixing box (1), the edge of the lead frame (3) is slidably connected with the inner wall of the fixing box (1), the wire guide frame (3) is provided with wire guide grooves (31) matching with the wire guide posts (15) on two sides close to the wire guide posts (15), and the groove walls of the wire guide grooves (31) are slidably connected with the surfaces of the wire guide posts (15).

4. The lead frame for photovoltaic module assemblies according to claim 1, wherein the top of the fixing box (1) is provided with a sealing plate (4) for sealing the whole assembly, the periphery of the top of the fixing box (1) is provided with connecting grooves (16) for installing the sealing plate (4), the sealing plate (4) is slidably connected with the walls of the connecting grooves (16), and the surface of the sealing plate (4) is provided with a plurality of heat dissipation holes (41) for air circulation.

5. The lead frame for the photovoltaic module assemblies according to claim 1, wherein fixing columns (17) for installing limiting plates (18) are fixedly connected to two sides of the top of the fixing box (1), the fixing columns (17) on two sides are symmetrically distributed along the axis of the fixing box (1), the tops of the fixing columns (17) are rotatably connected with the limiting plates (18) through bearings, and the limiting plates (18) are arranged on the top of the closing plate (4).

6. The lead frame for photovoltaic module assemblies according to claim 3, wherein the bottom of the lead frame (3) is provided with a buffer assembly (2) for preventing the buffer assembly from being in hard contact with the bottom of the inner cavity of the fixing box (1), the bottom of the buffer assembly (2) is fixedly connected with the bottom of the inner cavity of the fixing box (1), and the buffer assembly (2) comprises a plurality of sleeves (21) for mounting the telescopic springs (22).

7. The lead frame of the photovoltaic module assembly according to claim 6, wherein the bottom of the sleeve (21) is fixedly connected with the bottom of the inner cavity of the fixing box (1), the plurality of sleeves (21) are uniformly distributed at the bottom of the fixing box (1), the bottom of the inner cavity of the sleeve (21) is fixedly connected with one end of a telescopic spring (22), and the other end of the telescopic spring (22) is fixedly connected with a support plate (23) for supporting the lead frame (3).