Connection socket semi-finished product, solar module semi-finished product, solar module, and method for producing a solar module

Inventor: Marco Göbel (Bitterfeld-Wolfen, DE)

Assignee: Hanwha Q Cells GmbH

H02S40/36 H10F19/902

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Quick Facts

Patent No.: US 12,706,564
App. No.: 18/554,493
Granted: Aug 11, 2026
Kind: B2

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Abstract

A connection socket semi-finished product for a solar module that includes a first and at least one additional connection socket sub-housing, each of which has a contact device with a positive-pole contact element and a negative-pole contact element. The connection socket sub-housing and the at least one additional connection socket sub-housing are designed to be structurally separate. The connection socket semi-finished product also includes at least one socket cable that produces an electric connection between the first contact device of the first connection socket sub-housing and the additional contact device of the additional connection socket sub-housing, and a first and a second solar module cable, each of which is connected to the first contact device or to the additional contact device or one of the additional contact devices.

Claims (39)

1 . A connection socket semi-finished product for a solar module, including:

a first connection socket partial housing, which includes a first contact device having a first positive pole contact element and having a first negative pole contact element, arranged and designed for electrically contacting one or more positive pole connection elements and one or more negative pole connection elements of one or more first solar cell strings of a solar module laminate,

at least one further connection socket partial housing, which includes a further contact device having a further positive pole contact element and a further negative pole contact element, arranged and designed for electrically contacting one or more further positive pole connection elements and one or more further negative pole connection elements of one or more further solar cell strings of the solar module laminate, wherein the first connection socket partial housing and the at least one further connection socket partial housing are formed structurally separate from one another,

at least one socket cable, which establishes an electrical connection between the first contact device of the first connection socket partial housing and the further contact device of the further connection socket partial housing,

a first solar module cable, which is interconnected with the first contact device or with the further contact device such that the first solar module cable forms a positive pole connection of the first contact device connected via the at least one socket cable in electrical interconnection with the further contact device, and

a second solar module cable, which is interconnected with the first contact device or with the further contact device such that the second solar module cable forms a negative pole connection of the first contact device connected via the at least one socket cable in electrical interconnection with the further contact device.

2 . The connection socket semi-finished product as claimed in claim 1 , wherein the first connection socket partial housing contains at least one bypass diode for a solar cell string of the one or more first solar cell strings of the solar module laminate and/or that the at least one further connection socket partial housing contains at least one bypass diode for a solar cell string of the one or more first solar cell strings of the solar module laminate.

3 . The connection socket semi-finished product as claimed in claim 1 , wherein the first connection socket partial housing includes activation and/or analysis electronics for the solar module and/or that the at least one further connection socket partial housing includes activation and/or analysis electronics for the solar module.

4 . The connection socket semi-finished product as claimed in claim 1 , wherein the first connection socket partial housing and/or the at least one further connection socket partial housing are each formed in one piece.

5 . The connection socket semi-finished product as claimed in claim 1 , wherein the first connection socket partial housing and/or the at least one further connection socket partial housing are each trough-shaped.

6 . The connection socket semi-finished product as claimed in claim 1 , wherein the first connection socket partial housing and the at least one further connection socket partial housing include socket detent elements, which are designed to latch with the first housing base or the at least one further housing base of the solar module semi-finished product or that the first housing base and the at least one further housing base include further base detent elements, which are designed to latch with the first connection socket partial housing or the further connection socket partial housing.

7 . A solar module semi-finished product, including:

a plate-shaped front side element and a plate-shaped rear side element, wherein the rear side element includes at least two openings,

an encapsulation material, which is arranged between the front side element and the rear side element,

a plurality of solar cell strings made of electrically interconnected solar cells, which are arranged between the front side element and the rear side element and are encapsulated in an encapsulation volume in a weather-resistant manner by means of the front side element, the rear side element, and the encapsulation material enclosing the solar cells in the form of a solar module laminate,

positive pole connection elements and negative pole connection elements of the solar cell strings which are led out of the encapsulation volume through one of the at least two openings per solar cell string as a connection pair in the form of a positive pole connection element and an associated negative pole connection element, wherein connection pairs are each led out through respective spatially closest one of the at least two openings and there is no electrical contact between the solar cell strings within the solar module laminate,

a first housing base fixed over one of the at least two openings on the solar module semi-finished product and designed to produce a permanently weatherproof housing in connection with an attached connection socket partial housing, and at least one further housing base fixed over the other of the at least two openings on the solar module semi-finished product and designed to produce a permanently weatherproof housing in connection with an attached further connection socket partial housing.

8 . The solar module semi-finished product as claimed in claim 7 , wherein the at least two openings are positioned in the rear side element such that the at least two openings come to rest over a starting section and over an end section of at least one solar cell string.

9 . The solar module semi-finished product as claimed in claim 7 , wherein the first housing base and the at least one further housing base include detent elements.

10 . A solar module, including the solar module semi-finished product as claimed in claim 7 and a connection socket semi-finished product which is attached to the first housing base and to the at least one further housing base,

wherein the connection socket semi-finished product includes:

a first solar module cable, which is interconnected with the first contact device or with the further contact device such that the first solar module cable forms a positive pole connection of the first contact device connected via the at least one socket cable electrical interconnection with the further contact device, and

11 . The solar module as claimed in claim 10 , wherein the connection socket partial housing is arranged and fixed on the first housing base and the further connection socket partial housing is arranged and fixed on the further housing base such that the connection socket partial housing arranged and fixed on the first housing base forms a first connection socket and the further connection socket partial housing arranged and fixed on the further housing base forms a further connection socket, each of the first connection socket and the further connection socket permanently closed in a weather-resistant manner.

12 . A method for producing a solar module, including the following steps:

providing the solar module semi-finished product as claimed in claim 7 , arranging a connection socket semi-finished product, so that the first housing base of the solar module semi-finished product is connected to a first connection socket partial housing of the connection socket semi-finished product and the at least one further housing base of the solar module semi-finished product is connected to at least one further connection socket partial housing of the connection socket semi-finished product,

wherein the connection socket semi-finished product includes:

the first connection socket partial housing, which includes a first contact device having a first positive pole contact element and having a first negative pole contact element, arranged and designed for electrically contacting one or more positive pole connection elements and one or more negative pole connection elements of one or more first solar cell strings of a solar module laminate,

the at least one further connection socket partial housing, which includes a further contact device having a further positive pole contact element and a further negative pole contact element, arranged and designed for electrically contacting one or more further positive pole connection elements and one or more further negative pole connection elements of one or more further solar cell strings of the solar module laminate, wherein the first connection socket partial housing and the at least one further connection socket partial housing are formed structurally separate from one another,

13 . A solar module, including the solar module semi-finished product as claimed in claim 7 and a connection socket semi-finished product which is attached to the first housing base and to the at least one further housing base, wherein the connection socket semi-finished product comprises:

the attached connection socket partial housing;

the attached further connection socket partial housing; and

at least one socket cable connecting the first connection socket partial housing to the at least one further connection socket partial housing, including electrically connecting a first contact device of the first connection socket partial housing and a further contact device of the further connection socket partial housing.