CN115939810A - Connector Assemblies, Electrical Connection Assemblies and Transition Connectors - Google Patents

Abstract

The invention discloses a connector assembly, an electric connection assembly and a switching connector. The connector assembly includes: a first connector adapted to be electrically connected to a first circuit board; a second connector adapted to be electrically connected to a second circuit board; and a switching connector, both ends of which are suitable for being respectively matched with the first connector and the second connector. In the invention, the distance between the two circuit boards can be adjusted by using the adaptor connectors with different heights, so that the invention has wider application range and stronger practicability.

Description

Connector Assemblies, Electrical Connection Assemblies and Transition Connectors

technical field

The invention relates to a transfer connector, a connector assembly including the transfer connector, and an electrical connection assembly including the connector assembly.

Background technique

In the prior art, a connector assembly connected between two circuit boards generally includes a first connector and a second connector suitable for mating. The terminals of the first connector are soldered to one circuit board, and the terminals of the second connector are soldered to the other circuit board. When the first connector and the second connector are paired together, the electrical connection between the two circuit boards is realized.

In the prior art, the height of the entire connector assembly is fixed during mating, which can only be applied to the situation where the distance between the two circuit boards is fixed, and cannot be applied to the case where the distance between the two circuit boards needs to be adjusted. Case.

Contents of the invention

The purpose of the present invention is to solve at least one aspect of the above-mentioned problems and deficiencies in the prior art.

According to one aspect of the present invention, there is provided a connector assembly, comprising: a first connector adapted to be electrically connected to a first circuit board; a second connector adapted to be electrically connected to a second circuit board; and a transfer connection connector, the two ends of which are adapted to be mated with the first connector and the second connector respectively.

According to an exemplary embodiment of the present invention, the first connector includes a first terminal, the second connector includes a second terminal, and the transfer connector includes a transfer terminal; the transfer terminal has A first end suitable for mating with the first terminal and a second end suitable for mating with the second terminal.

According to another exemplary embodiment of the present invention, the first terminal includes: a first body formed with a first slot; and a first elastic clamping portion disposed in the first slot, the The first end of the transition terminal is inserted into the first slot of the first terminal and clamped by the first elastic clamping portion.

According to another exemplary embodiment of the present invention, the first terminal includes a plurality of first slots formed on the first body and a plurality of first slots respectively arranged in the plurality of first slots. An elastic clamping part; the transfer connector includes a plurality of transfer terminals, the first ends of the plurality of transfer terminals are respectively inserted into the plurality of first slots and are respectively inserted by the plurality of first slots. The elastic clamping part is clamped.

According to another exemplary embodiment of the present invention, the first terminal further includes a plurality of first connecting legs, and the plurality of first connecting legs are respectively connected to the plurality of first elastic clamping parts and extend to The exterior of the first body is electrically connected to the first circuit board.

According to another exemplary embodiment of the present invention, the first elastic clamping portion is cylindrical and has a plurality of first elastic arms evenly spaced around its circumference, and the first end of the transfer terminal is inserted into the cylinder shaped first elastic clamping part and is clamped between the plurality of first elastic arms; or the first elastic clamping part has at least one pair of first elastic arms, and the first elastic clamping part of the transfer terminal One end is inserted between the at least one pair of first elastic arms and clamped between the at least one pair of first elastic arms.

According to another exemplary embodiment of the present invention, the second terminal includes: a second body formed with a second slot; and a second elastic clamping portion disposed in the second slot, the The second end of the transfer terminal is inserted into the second slot of the second terminal and clamped by the second elastic clamping portion.

According to another exemplary embodiment of the present invention, the second terminal includes a plurality of first slots formed on the second body and a plurality of first slots respectively arranged in the plurality of second slots. Two elastic clamping parts; the transfer connector includes a plurality of transfer terminals, the second ends of the plurality of transfer terminals are respectively inserted into the plurality of second slots and are respectively inserted by the plurality of second slots The elastic clamping part is clamped.

According to another exemplary embodiment of the present invention, the second terminal further includes a plurality of second connecting legs, and the plurality of second connecting legs are respectively connected to the plurality of second elastic clamping parts and extend to The exterior of the second body is electrically connected to the second circuit board.

According to another exemplary embodiment of the present invention, the second elastic clamping part is cylindrical and has a plurality of second elastic arms evenly spaced around its circumference, and the second end of the transfer terminal is inserted into the cylinder shaped second elastic clamping part and clamped between the plurality of second elastic arms; or the second elastic clamping part has at least one pair of second elastic arms, and the first elastic clamping part of the transfer terminal The two ends are inserted between the at least one pair of second elastic arms and clamped between the at least one pair of second elastic arms.

According to another exemplary embodiment of the present invention, the first terminal is an integral stamped terminal or an integral machined terminal; and/or the second terminal is an integral stamped terminal or an integral machined terminal .

According to another exemplary embodiment of the present invention, the first terminal and the second terminal are identical and can be used interchangeably.

According to another exemplary embodiment of the present invention, the first connector only includes first terminals, and the second connector only includes second terminals.

According to another exemplary embodiment of the present invention, the transfer connector further includes a first housing, and the first terminal of the first connector is adapted to be inserted into the first housing; the transfer The first ends of the terminals protrude into and are fixed to the first housing to match with the first terminals inserted into the first housing.

According to another exemplary embodiment of the present invention, the transfer connector further includes a second housing, and the second terminal of the second connector is adapted to be inserted into the second housing; the transfer The second end of the terminal protrudes into and is fixed to the second housing to match with the second terminal inserted into the second housing.

According to another exemplary embodiment of the present invention, the transfer terminal includes an intermediate portion extending between the first housing and the second housing, and the transfer connector further includes a terminal holder , the intermediate portion of the transition terminal is supported on the terminal holder.

According to another exemplary embodiment of the present invention, a positioning hole is formed on the terminal holder, and the transfer terminal passes through the positioning hole.

According to another exemplary embodiment of the present invention, the terminal holder includes: a first terminal holder that abuts against the outer end surface of the first housing or is integrally formed with the first housing; Two terminal holders, attached to the outer end surface of the second housing or integrally formed with the second housing; and a third terminal holder, arranged on the first terminal holder and the second terminal holder. midway between the terminal holders.

According to another aspect of the present invention, an electrical connection assembly is provided, including: the aforementioned connector assembly; a first circuit board, the first terminal of the first connector of the connector assembly is electrically connected to the first circuit board and a second circuit board, the second terminal of the second connector of the connector assembly is electrically connected to the second circuit board.

According to another aspect of the present invention, there is provided a transfer connector, including: a transfer terminal having a first end and a second end opposite to the first end; a first housing, the transfer terminal The first end protrudes into and is fixed to the first housing, so as to be mated with the first terminal of the first connector inserted into the first housing; and the second housing, the second terminal of the transition terminal The end protrudes into and is fixed to the second housing to mate with the second terminal of the second connector inserted into the second housing.

In the aforementioned exemplary embodiments of the present invention, the distance between two circuit boards can be adjusted by using transfer connectors of different heights. Therefore, the present invention has wider application range and stronger practicability.

Other objects and advantages of the present invention will be apparent from the following description of the present invention with reference to the accompanying drawings, and may help to provide a comprehensive understanding of the present invention.

Description of drawings

Figure 1 shows a schematic diagram of the assembly of a connector assembly according to an exemplary embodiment of the present invention;

Figure 2 shows an exploded schematic view of the connector assembly shown in Figure 1;

Figure 3 shows a longitudinal sectional view of the connector assembly shown in Figure 1;

FIG. 4 shows a schematic perspective view of a first connector and a second connector of the connector assembly shown in FIG. 2;

FIG. 5 is a schematic perspective view of the transfer connector of the connector assembly shown in FIG. 2 .

Detailed ways

The technical solutions of the present invention will be further specifically described below through the embodiments and in conjunction with the accompanying drawings. In the specification, the same or similar reference numerals designate the same or similar components. The following description of the embodiments of the present invention with reference to the accompanying drawings is intended to explain the general inventive concept of the present invention, but should not be construed as a limitation of the present invention.

In addition, in the following detailed description, for purposes of explanation, numerous specific details are set forth in order to provide a comprehensive understanding of the embodiments of the present disclosure. It may be evident, however, that one or more embodiments may be practiced without these specific details. In other instances, well-known structures and devices are shown in diagrammatic form to simplify the drawings.

According to a general technical concept of the present invention, a connector assembly is provided, including: a first connector adapted to be electrically connected to a first circuit board; a second connector adapted to be electrically connected to a second circuit board; Connectors, the two ends of which are adapted to match with the first connector and the second connector respectively.

According to another general technical concept of the present invention, an electrical connection assembly is provided, including: the aforementioned connector assembly; a first circuit board, the first terminal of the first connector of the connector assembly is electrically connected to the first a circuit board; and a second circuit board to which the second terminal of the second connector of the connector assembly is electrically connected.

According to another general technical concept of the present invention, there is provided a transition connector, comprising: a transition terminal having a first end and a second end opposite to the first end; a first housing, the transition The first end of the terminal extends into and is fixed to the first housing, so as to be mated with the first terminal of the first connector inserted into the first housing; and the second housing, the transition terminal The second end protrudes into and is fixed to the second housing to match with the second terminal of the second connector inserted into the second housing.

FIG. 1 shows an assembled schematic view of a connector assembly according to an exemplary embodiment of the present invention; FIG. 2 shows an exploded schematic view of the connector assembly shown in FIG. 1 .

As shown in FIGS. 1 and 2 , in the illustrated embodiment, the connector assembly mainly includes: a first connector 10 , a second connector 20 and a transfer connector 30 . The first connector 10 is adapted to be electrically connected to the first circuit board 1 . The second connector 20 is adapted to be electrically connected to the second circuit board 2 . Both ends of the transfer connector 30 are adapted to mate with the first connector 10 and the second connector 20 respectively. In this way, the electrical connection between the first circuit board 1 and the second circuit board 2 can be realized.

In the illustrated embodiment, if the distance between the first circuit board 1 and the second circuit board 2 needs to be changed, only the transfer connectors 30 of different heights need to be replaced. Therefore, the present invention can be applied to the situation where the distance between the first circuit board 1 and the second circuit board 2 needs to be adjusted.

Fig. 3 shows a longitudinal sectional view of the connector assembly shown in Fig. 1; Fig. 4 shows a schematic perspective view of a first connector 10 and a second connector 20 of the connector assembly shown in Fig. 2; A three-dimensional schematic diagram of the transfer connector 30 of the connector assembly.

As shown in FIGS. 1 to 5 , in the illustrated embodiment, the first connector 10 includes a first terminal 110 , the second connector 20 includes a second terminal 210 , and the transition connector 30 includes a transition terminal 33 . The transfer terminal 33 has a first end 331 suitable for matching with the first terminal 110 and a second end 332 suitable for matching with the second terminal 210 .

As shown in FIGS. 1 to 5 , in the illustrated embodiment, the first terminal 110 includes a first body 11 and a first elastic clamping portion 12 . The first body 11 is formed with a first slot 111 . The first elastic clamping portion 12 is disposed in the first slot 111 . The first end 331 of the transfer terminal 33 is inserted into the first slot 111 of the first terminal 110 and clamped by the first elastic clamping portion 12 .

As shown in FIGS. 1 to 5 , in the illustrated embodiment, the first terminal 110 includes a plurality of first slots 111 formed on the first body 11 and a plurality of first slots 111 respectively arranged in A plurality of first elastic clamping parts 12 . The transfer connector 30 includes a plurality of transfer terminals 33 , and the first ends 331 of the plurality of transfer terminals 33 are respectively inserted into the plurality of first slots 111 and held by the plurality of first elastic clamping portions 12 respectively.

As shown in FIG. 1 to FIG. 5 , in the illustrated embodiment, the first terminal 110 further includes a plurality of first connecting legs 13, and the plurality of first connecting legs 13 are respectively connected to the plurality of first elastic clamping portions 12 and Extending to the outside of the first body 11 to be electrically connected to the first circuit board 1 . In an exemplary embodiment of the present invention, a plurality of first connecting pins 13 are respectively inserted into a plurality of sockets on the first circuit board 1 and soldered to the first circuit board 1 respectively.

As shown in FIGS. 1 to 5 , in the illustrated embodiment, the first elastic clamping portion 12 is cylindrical and has a plurality of first elastic arms evenly spaced around its circumference. The end 331 is inserted into the cylindrical first elastic clamping portion 12 and clamped between the plurality of first elastic arms. However, the present invention is not limited thereto. For example, in another exemplary embodiment of the present invention, the first elastic clamping portion 12 has at least one pair of first elastic arms, and the first end 331 of the transfer terminal 33 is inserted into The at least one pair of first elastic arms is clamped between and between at least one pair of first elastic arms.

As shown in FIGS. 1 to 5 , in the illustrated embodiment, the second terminal 210 includes: a second body 21 and a second elastic clamping portion 22 . The second body 21 is formed with a second slot 211 . The second elastic clamping portion 22 is disposed in the second slot 211 . The second end 331 of the transfer terminal 33 is inserted into the second slot 211 of the second terminal 210 and clamped by the second elastic clamping portion 22 .

As shown in FIGS. 1 to 5 , in the illustrated embodiment, the second terminal 210 includes a plurality of first slots 211 formed on the second body 21 and a plurality of second slots 211 respectively arranged in A plurality of second elastic clamping parts 22 . The transfer connector 30 includes a plurality of transfer terminals 33 , and the second ends 332 of the plurality of transfer terminals 33 are respectively inserted into the plurality of second slots 211 and held by the plurality of second elastic clamping portions 22 respectively.

As shown in FIGS. 1 to 5 , in the illustrated embodiment, the second terminal 210 further includes a plurality of second connecting pins 23 . The plurality of second connecting pins 23 are respectively connected to the plurality of second elastic clamping portions 22 and extend to the outside of the second body 21 to be electrically connected to the second circuit board 1 . In an exemplary embodiment of the present invention, a plurality of second connection pins 23 are respectively inserted into a plurality of sockets on the second circuit board 2 and soldered to the second circuit board 2 respectively.

As shown in FIGS. 1 to 5 , in the illustrated embodiment, the second elastic clamping portion 22 is cylindrical and has a plurality of second elastic arms evenly spaced around its circumference. The end 331 is inserted into the cylindrical second elastic clamping portion 22 and clamped between the plurality of second elastic arms.

As shown in FIGS. 1 to 5 , in the illustrated embodiment, the second elastic clamping portion 22 has at least one pair of second elastic arms, and the second end 332 of the adapter terminal 33 is inserted into at least one pair of second elastic arms. and clamped between at least one pair of second elastic arms. However, the present invention is not limited thereto. For example, in another exemplary embodiment of the present invention, the second elastic clamping portion 22 has at least one pair of second elastic arms, and the second end 332 of the transfer terminal 33 is inserted into and clamped between at least one pair of second elastic arms.

As shown in FIGS. 1 to 5 , in the illustrated embodiment, the first terminal 110 is a one-piece stamped terminal, and the second terminal 210 is also an integral stamped terminal. However, the present invention is not limited thereto, for example, the first terminal 110 and the second terminal 210 may also be integrally machined terminals.

As shown in FIGS. 1 to 5 , in the illustrated embodiment, the first terminal 110 and the second terminal 210 are identical and can be used interchangeably. In this way, manufacturing costs can be reduced.

As shown in FIGS. 1 to 5 , in the illustrated embodiment, the transfer connector 30 further includes a first housing 31 . The first terminal 110 of the first connector 10 is suitable for being inserted into the receiving cavity 311 of the first housing 31 . The first end 331 of the transfer terminal 33 extends into and is fixed to the first housing 31 to match with the first terminal 110 inserted into the first housing 31 .

As shown in FIGS. 1 to 5 , in the illustrated embodiment, the transfer connector 30 further includes a second housing 32 , and the second terminal 210 of the second connector 20 is adapted to be inserted into the accommodation of the second housing 32 . cavity 321. The second end 332 of the transfer terminal 33 extends into and is fixed to the second housing 32 to match with the second terminal 210 inserted into the second housing 32 .

As shown in FIGS. 1 to 5 , in the illustrated embodiment, the first connector 10 includes only the first terminals 110 , and the second connector 20 includes only the second terminals 210 . As shown in Figures 1 and 3, when mating with the transfer connector 30, the first terminal 110 of the first connector 10 and the second terminal 210 of the second connector 20 are respectively inserted into the transfer connector 30 in the first housing 31 and the second housing 32 . Therefore, in the illustrated embodiment, there is no need to provide a separate housing for the first terminal 110 and the second terminal 210 , so that two housings can be saved, thereby reducing the manufacturing cost.

As shown in FIGS. 1 to 5 , in the illustrated embodiment, the transition terminal 33 includes an intermediate portion extending between the first housing 31 and the second housing 32 , and the transition connector 30 also includes a terminal holding portion. Pieces 341, 342, 342. Intermediate portions of the transition terminals 33 are supported on the terminal holders 341 , 342 , 342 . In this way, the intermediate portion of the transfer terminal 33 can be prevented from being bent due to force.

As shown in FIGS. 1 to 5 , in the illustrated embodiment, a plurality of positioning holes are formed on the terminal holders 341 , 342 , 342 , and a plurality of transfer terminals 33 respectively pass through the plurality of positioning holes.

As shown in Figures 1 to 5, in the illustrated embodiment, the terminal holders 341, 342, 342 include: a first terminal holder 341, abutting on the outer end surface of the first housing 31 or contacting the first The housing 31 is integrally formed; the second terminal holder 342 is attached to the outer end surface of the second housing 31 or integrally formed with the second housing 32; and the third terminal holder 343 is arranged on the first terminal holder 341 and the second terminal holder 342 at an intermediate position.

As shown in FIGS. 1 to 5 , in an exemplary embodiment of the present invention, an electrical connection assembly is also disclosed. The electrical connection assembly includes: the aforementioned connector assembly, a first circuit board 1 and a second circuit board 2 . The first terminal 110 of the first connector 10 of the connector assembly is electrically connected to the first circuit board 1 . The second terminal 210 of the second connector 20 of the connector assembly is electrically connected to the second circuit board 2 .

As shown in FIGS. 1 to 5 , in an exemplary embodiment of the present invention, a transfer connector is also disclosed. The transfer connector includes: a first housing 31 , a second housing 32 and transfer terminals 33 . The transfer terminal 33 has a first end 331 and a second end 332 opposite to the first end 331 . The first end 331 of the transfer terminal 33 extends into and is fixed to the first housing 31 to mate with the first terminal 110 of the first connector 10 inserted into the first housing 31 . The second end 332 of the transfer terminal 33 extends into and is fixed to the second housing 32 to mate with the second terminal 210 of the second connector 20 inserted into the second housing 32 .

Those skilled in the art can understand that the above-described embodiments are exemplary, and those skilled in the art can improve them, and the structures described in various embodiments do not conflict with each other in terms of structure or principle Under the circumstances, free combination can be carried out, and these changes should fall within the scope of protection of the present invention.

Although the present invention has been described with reference to the accompanying drawings, the embodiments disclosed in the accompanying drawings are intended to illustrate preferred embodiments of the present invention and should not be construed as a limitation of the present invention.

Although some embodiments of the present general inventive concept have been shown and described, those skilled in the art will appreciate that changes can be made to these embodiments without departing from the principles and spirit of the present general inventive concept. The scope of the invention is defined by the claims and their equivalents.

It should be noted that the word "comprising" does not exclude other elements or steps, and the word "a" or "an" does not exclude a plurality. Furthermore, any element references in the claims should not be construed as limiting the scope of the invention.

Claims (20)

1. A connector assembly, characterized in that, comprising: a first connector (10), adapted to be electrically connected to the first circuit board (1); a second connector (20) adapted to be electrically connected to the second circuit board (2); and The transfer connector (30) is adapted to match with the first connector (10) and the second connector (20) at both ends thereof. 2. The connector assembly according to claim 1, characterized in that: The first connector (10) includes a first terminal (110), the second connector (20) includes a second terminal (210), and the transfer connector (30) includes a transfer terminal (33) ; The transfer terminal (33) has a first end (331) suitable for mating with the first terminal (110) and a second end (332) suitable for mating with the second terminal (210) . 3. The connector assembly according to claim 2, characterized in that: The first terminal (110) includes: a first body (11), formed with a first slot (111); and The first elastic clamping part (12) is arranged in the first slot (111), The first end (331) of the transition terminal (33) is inserted into the first slot (111) of the first terminal (110) and clamped by the first elastic clamping portion (12). 4. The connector assembly according to claim 3, characterized in that: The first terminal (110) includes a plurality of first slots (111) formed on the first body (11) and a plurality of first slots (111) respectively arranged in the plurality of first slots (111). An elastic clamping part (12); The transfer connector (30) includes a plurality of transfer terminals (33), and the first ends (331) of the plurality of transfer terminals (33) are respectively inserted into the plurality of first slots (111) And are respectively clamped by the plurality of first elastic clamping parts (12). 5. The connector assembly according to claim 4, characterized in that: The first terminal (110) further includes a plurality of first connecting legs (13), and the plurality of first connecting legs (13) are respectively connected to the plurality of first elastic clamping parts (12) and extend to The outside of the first body (11) is electrically connected to the first circuit board (1). 6. The connector assembly according to claim 3, characterized in that: The first elastic clamping part (12) is cylindrical and has a plurality of first elastic arms evenly spaced around its circumference, and the first end (331) of the transfer terminal (33) is inserted into the cylindrical first in an elastic clamping portion (12) and clamped between the plurality of first elastic arms; or The first elastic clamping part (12) has at least one pair of first elastic arms, and the first end (331) of the transfer terminal (33) is inserted between the at least one pair of first elastic arms and is clamped held between the at least one pair of first elastic arms. 7. The connector assembly according to claim 2, characterized in that: The second terminal (210) includes: a second body (21) formed with a second slot (211); and The second elastic clamping part (22) is arranged in the second slot (211), The second end (331) of the transition terminal (33) is inserted into the second slot (211) of the second terminal (210) and clamped by the second elastic clamping portion (22). 8. The connector assembly of claim 7, wherein: The second terminal (210) includes a plurality of first slots (211) formed on the second body (21) and a plurality of first slots (211) respectively arranged in the plurality of second slots (211). Two elastic clamping parts (22); The transfer connector (30) includes a plurality of transfer terminals (33), and the second ends (332) of the plurality of transfer terminals (33) are respectively inserted into the plurality of second slots (211) And are respectively clamped by the plurality of second elastic clamping parts (22). 9. The connector assembly of claim 8, wherein: The second terminal (210) also includes a plurality of second connecting legs (23), and the plurality of second connecting legs (23) are respectively connected to the plurality of second elastic clamping parts (22) and extend to The outside of the second body (21) is electrically connected to the second circuit board (1). 10. The connector assembly of claim 7, wherein: The second elastic clamping part (22) is cylindrical and has a plurality of second elastic arms evenly spaced around its circumference, and the second end (331) of the transfer terminal (33) is inserted into the cylindrical first In the two elastic clamping parts (22) and clamped between the plurality of second elastic arms; or The second elastic clamping part (22) has at least one pair of second elastic arms, and the second end (332) of the transfer terminal (33) is inserted between the at least one pair of second elastic arms and clamped held between the at least one pair of second elastic arms. 11. The connector assembly according to any one of claims 2-10, characterized in that: The first terminal (110) is an integral stamped terminal or an integral machined terminal; and/or The second terminal (210) is an integral stamped terminal or an integral machined terminal. 12. The connector assembly according to any one of claims 2-10, characterized in that: The first terminal (110) and the second terminal (210) are identical and can be used interchangeably. 13. The connector assembly according to any one of claims 2-10, characterized in that: The first connector (10) includes only first terminals (110), and the second connector (20) includes only second terminals (210). 14. The connector assembly according to any one of claims 2-10, characterized in that: The transfer connector (30) further includes a first housing (31), and the first terminal (110) of the first connector (10) is adapted to be inserted into the first housing (31); The first end (331) of the transfer terminal (33) extends into and is fixed to the first housing (31) so as to align with the first terminal (110) inserted into the first housing (31) match. 15. The connector assembly of claim 14, wherein: The transition connector (30) further includes a second housing (32), and the second terminal (210) of the second connector (20) is adapted to be inserted into the second housing (32); The second end (332) of the transfer terminal (33) extends into and is fixed to the second housing (32) so as to align with the second terminal (210) inserted into the second housing (32) match. 16. The connector assembly of claim 15, wherein: The transfer terminal (33) includes an intermediate portion extending between the first housing (31) and the second housing (32), and the transfer connector (30) further includes a terminal holder (341, 342, 342), the intermediate portion of the transfer terminal (33) is supported on the terminal holder (341, 342, 342). 17. The connector assembly of claim 16, wherein: A positioning hole is formed on the terminal holder (341, 342, 342), and the transfer terminal (33) passes through the positioning hole. 18. The connector assembly according to claim 16, wherein the terminal holder (341, 342, 342) comprises: The first terminal holder (341) is attached to the outer end surface of the first housing (31) or integrally formed with the first housing (31); The second terminal holder (342) is attached to the outer end surface of the second housing (31) or integrally formed with the second housing (32); and A third terminal holder (343) is provided at an intermediate position between the first terminal holder (341) and the second terminal holder (342). 19. An electrical connection assembly, comprising: The connector assembly of any one of claims 1-18; a first circuit board (1), the first terminal (110) of the first connector (10) of the connector assembly is electrically connected to the first circuit board (1); and The second circuit board (2), the second terminal (210) of the second connector (20) of the connector assembly is electrically connected to the second circuit board (2). 20. A transfer connector, characterized in that it comprises: A transfer terminal (33), having a first end (331) and a second end (332) opposite to the first end (331); The first housing (31), the first end (331) of the transfer terminal (33) extends into and is fixed to the first housing (31), so as to be inserted into the first housing (31) The first terminal (110) of the first connector (10) is mated; and The second housing (32), the second end (332) of the transfer terminal (33) extends into and is fixed to the second housing (32), so as to be inserted into the second housing (32) The second terminal (210) of the second connector (20) is mated.

Images