CN219458040U - Copper-aluminum combined stamping part - Google Patents

Abstract

The utility model relates to the technical field of solar photovoltaics, in particular to a copper-aluminum combined stamping part, which comprises a conductor, copper sheets arranged at two ends of the conductor and aluminum sheets fixedly arranged on the copper sheets, wherein the conductor is communicated with the copper sheets, the copper sheets are communicated with the aluminum sheets, and the copper sheets and the aluminum sheets are integrally stamped and formed. The utility model relates to a copper-aluminum combined stamping part, which reduces the usage amount of copper sheets by adding the aluminum sheets so as to achieve higher heat dissipation effect. The salient points are added on the aluminum sheet, so that the contact area between the aluminum sheet and air is increased, and the heat dissipation performance is improved. Through setting up the grip block on the aluminum sheet, can also improve the heat dispersion of conductor when fixed conductor. The two ends of the conductor are pressed close to each other through the bending edges on the copper sheet, so that the heat dissipation performance is improved.

Description

Copper-aluminum combined stamping part

Technical Field

The utility model relates to the technical field of solar photovoltaics, in particular to a copper-aluminum combined stamping part.

Background

The photovoltaic junction box is a connecting device between a solar cell matrix formed by the solar cell modules and the solar charging control device, and mainly used for connecting and protecting the solar cell modules, connecting the power generated by the solar cells with an external circuit and conducting the current generated by the solar cell modules. The three-split photovoltaic junction box is one of the photovoltaic junction boxes and consists of an anode junction box, a cathode junction box and a plurality of middle junction boxes. In the production process of the photovoltaic junction box, a large number of copper sheets can be used for conducting the junction box, and the copper sheets are relatively poor in heat dissipation performance compared with aluminum sheets due to relatively high price of the copper sheets.

Disclosure of Invention

The utility model aims to solve the technical problems that: in order to overcome the technical problems in the prior art, the utility model provides a copper-aluminum combined stamping part, which comprises,

the conductor, the copper sheets arranged at the two ends of the conductor and the aluminum sheets fixedly arranged on the copper sheets, wherein,

the conductor is communicated with the copper sheet, the copper sheet is communicated with the aluminum sheet, and the copper sheet and the aluminum sheet are integrally formed by stamping.

Further, two bending angles extend on the copper sheet, two fixing holes are arranged on the aluminum sheet, wherein,

the copper sheet passes through the fixing hole through the bending angle and is fixed with the aluminum sheet.

Further, the conductor comprises an axial diode and pins of two diodes, the pins of the two diodes are fixedly arranged at two ends of the axial diode, and the pins of the two diodes are fixedly arranged on the copper sheet.

Further, a plurality of mounting holes are formed in the aluminum sheet, and the mounting holes are suitable for fixing the aluminum sheet.

Further, a plurality of heat dissipation grooves are formed in the aluminum sheet, and the heat dissipation grooves are cylindrical.

Further, a plurality of protruding points extend downwards on the aluminum sheet, and the heat dissipation grooves are formed in the corresponding protruding points.

Further, baffles are downwards extended from two sides of the aluminum sheet.

Further, two clamping plates extend on the aluminum sheet, a clamping cavity is formed between two adjacent clamping plates, wherein,

the clamping cavity is adapted to clamp the conductor.

The beneficial effects are that: 1. through increasing the aluminum sheet, reduce the use amount of copper sheet, reach higher radiating effect. 2. The salient points are added on the aluminum sheet, so that the contact area between the aluminum sheet and air is increased, and the heat dissipation performance is improved. 3. Through setting up the grip block on the aluminum sheet, can also improve the heat dispersion of conductor when fixed conductor. 4. The two ends of the conductor are pressed close to each other through the bending edges on the copper sheet, so that the heat dissipation performance is improved.

Drawings

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

FIG. 2 is a second schematic illustration of the internal structure of the present utility model;

FIG. 3 is a schematic view of the structure of an aluminum sheet according to the present utility model;

FIG. 4 is a schematic view of the structure of a copper sheet according to the present utility model;

FIG. 5 is a schematic diagram of the conductor structure of the present utility model;

in the figure:

100. the diode comprises a conductor, 101, an axial diode, 102, pins of the diode, 110, aluminum sheets, 111, fixing holes, 112, mounting holes, 113, heat dissipation grooves, 114, bumps, 115, clamping plates, 120, copper sheets, 121, bending angles, 122 and baffles.

Detailed Description

In order that those skilled in the art will better understand the present utility model, a technical solution in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.

Reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic may be included in at least one implementation of the utility model. In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "top", "bottom", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may include one or more of the feature, either explicitly or implicitly. Moreover, the terms "first," "second," and the like, are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the utility model described herein may be implemented in sequences other than those illustrated or otherwise described herein.

Example 1

As shown in fig. 1 to 5, a copper-aluminum bonding stamping part, a conductor 100, copper sheets 120 arranged at two ends of the conductor 100 and an aluminum sheet 110 fixedly arranged on the copper sheets 120, wherein the conductor 100 is communicated with the copper sheets 120, the copper sheets 120 are communicated with the aluminum sheet 110, and the copper sheets 120 and the aluminum sheet 110 are integrally stamped and formed. The copper sheets 120 are fixedly connected with the aluminum sheets 110 in an integral stamping forming mode, the aluminum sheets 110 are fixedly arranged at two ends in the junction box, the copper sheets 120 are fixedly arranged on the aluminum sheets 110, the conductor 100 is positioned between the two copper sheets 120 in the junction box, the copper sheets 120 at two ends in the junction box are conducted with the aluminum sheets 110, and therefore current in a cable flows to the other end through one end of the junction box.

Two bending angles 121 extend on the copper sheet 120, a fixing hole 111 is formed in the aluminum sheet 110, the copper sheet 120 is fixed to the aluminum sheet 110 by passing through one of the bending angles 121 through the fixing hole 111, and one side of the other bending angle 121, which is close to the aluminum sheet 110, is attached to the aluminum sheet 110. The shape and size of the fixing hole 111 are adapted to the shape and size of the bending angle 121, the bending angle 121 is L-shaped, and after the bending angle 121 passes through the fixing hole 111, one side of the bending angle 121, which is close to the aluminum sheet 110, is attached to the aluminum sheet 110, so that the copper sheet 120 is attached to the aluminum sheet 110, and the heat on the conductor 100 is transferred to the aluminum sheet 110 for heat dissipation.

The conductor 100 comprises an axial diode 101 and two diode pins 102, the two diode pins 102 are fixedly arranged at two ends of the axial diode 101, and the two diode pins 102 are fixedly arranged on the copper sheet 120. The conductor 100 conducts the circuit elements at the two ends in the junction box, the current is transferred to the pin 102 of the diode through the copper sheet 120, and then is transferred to the pin 102 of the diode at the other side through the axial diode 101, so that the circuit elements at the two ends in the junction box are conducted.

The aluminum sheet 110 is provided with a plurality of mounting holes 112, and the mounting holes 112 are adapted to fix the aluminum sheet 110. The mounting holes 112 may enable the aluminum sheet 110 to be fixedly mounted on the junction box by a fixing member, so that an operator can conveniently mount the aluminum sheet 110 in the junction box.

The aluminum sheet 110 is provided with a plurality of heat dissipation grooves 113, and the heat dissipation grooves 113 are cylindrical. The heat dissipation grooves 113 are uniformly arranged on the aluminum sheet 110, and the arrangement of the heat dissipation grooves 113 can increase the contact area of the aluminum sheet 110 with air, thereby accelerating heat dissipation of the aluminum sheet 110.

The aluminum sheet 110 is provided with a plurality of protruding points 114 extending downwards, and the heat dissipation grooves 113 are formed in the corresponding protruding points 114. Each bump 114 is internally provided with one heat dissipation groove 113, the bumps 114 are uniformly arranged on the aluminum sheet 110, and the bumps 114 can transfer part of heat on the aluminum sheet 110 to the heat dissipation grooves 113, and then the heat is transferred to the bumps 114 through the heat dissipation grooves 113, so that the heat is dissipated from the heat dissipation grooves 113 on two sides of the aluminum sheet 110 and the bumps 114 simultaneously, and the heat dissipation of the aluminum sheet 110 is accelerated.

The copper sheet 120 extends upwards to form a baffle 122, and the baffle 122 is attached to the pins 102 of the diode. The baffle 122 may be configured to generate a portion of heat on the conductor 100, and the heat is transferred to the copper sheet 120 through the pins 102 of the diode, and then transferred to the aluminum sheet 110 through the copper sheet 120, so that the heat generated by the conductor 100 is dissipated from the heat dissipation grooves 113 and the bumps 114.

Two clamping plates 115 extend on the aluminum sheet 110, and a clamping cavity is formed between two adjacent clamping plates 115, and is suitable for clamping the conductor 100. The aluminum sheets 110 on two sides in the junction box are respectively provided with the clamping plates 115 in an extending mode, one side, close to the copper sheets 120, of each clamping plate 115 is larger in size, the other side, far away from the copper sheets 120, of each clamping plate is smaller in size, the clamping cavity is located on one side, close to the conductor 100, of each clamping plate, so that the conductor 100 is clamped in the clamping cavity, the conductor 100 is attached to the copper sheets 120, and current on one side in the junction box is transmitted to the other side through the conductor 100. The end of the clamping plate 115 remote from the aluminum sheet 110 is relatively provided with an inclination angle, which can facilitate the preliminary positioning of the conductor 100 by an operator, thereby allowing the conductor 100 to be installed rapidly.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.

Claims (8)

1. The utility model provides a copper aluminium combines stamping workpiece which characterized in that: comprising

The conductor, the copper sheets arranged at the two ends of the conductor and the aluminum sheets fixedly arranged on the copper sheets, wherein,

the conductor is communicated with the copper sheet, the copper sheet is communicated with the aluminum sheet, and the copper sheet and the aluminum sheet are integrally formed by stamping.

2. A copper aluminum bonding stamping as defined in claim 1, wherein:

two bending angles extend on the copper sheet, two fixing holes are arranged on the aluminum sheet, wherein,

the copper sheet passes through the fixing hole through the bending angle and is fixed with the aluminum sheet.

3. A copper aluminum bonding stamping as defined in claim 1, wherein:

the conductor comprises an axial diode and pins of two diodes, the pins of the two diodes are fixedly arranged at two ends of the axial diode, and the pins of the two diodes are fixedly arranged on the copper sheet.

4. A copper aluminum bonding stamping as defined in claim 1, wherein:

and a plurality of mounting holes are formed in the aluminum sheet, and the mounting holes are suitable for fixing the aluminum sheet.

5. A copper aluminum bonding stamping as defined in claim 4, wherein:

a plurality of heat dissipation grooves are formed in the aluminum sheet, and the heat dissipation grooves are cylindrical.

6. A copper aluminum bonding stamping as defined in claim 5, wherein:

and a plurality of protruding points extend downwards on the aluminum sheet, and the heat dissipation grooves are formed in the corresponding protruding points.

7. A copper aluminum bonding stamping as defined in claim 3, wherein:

the copper sheet upwards extends to have the baffle, the baffle with the laminating of diode pin.

8. A copper aluminum bonding stamping as defined in claim 4, wherein:

two clamping plates extend on the aluminum sheet, a clamping cavity is formed between two adjacent clamping plates, wherein,

the clamping cavity is adapted to clamp the conductor.