CN220544310U

CN220544310U - Connector and connector assembly

Info

Publication number: CN220544310U
Application number: CN202322207980.XU
Authority: CN
Inventors: 伍壮志; 宗俊; 董涛
Original assignee: Tyco Electronics Shanghai Co Ltd; Tyco Electronics Suzhou Ltd
Current assignee: Tyco Electronics Shanghai Co Ltd; Tyco Electronics Suzhou Ltd
Priority date: 2023-08-16
Filing date: 2023-08-16
Publication date: 2024-02-27
Anticipated expiration: 2033-08-16

Abstract

The utility model discloses a connector and a connector assembly. The connector includes: a housing including a base and a top cover mounted in a top opening of the base; a terminal holder mounted in the base; and a terminal fixed to the terminal holder. The top cover is adapted to move in a height direction of the housing between a pre-lock position that allows insertion of the flexible circuit board into the housing and a final-lock position that prevents removal of the flexible circuit board from the housing. In the present utility model, the terminal holding body has a simple structure and can be easily installed in the housing. Therefore, the connector has the advantages of convenience in assembly and small size.

Description

Connector and connector assembly

Technical Field

The present utility model relates to a connector and a connector assembly including the same.

Background

In the related art, a connector connected with a flexible circuit board (Flexible Printed Circuit, FPC) generally includes a housing, a terminal holder, and terminals. The terminal is fixed to a terminal holding body, and the terminal holding body is assembled into the housing. In the prior art, the structure of the terminal holding body is complicated and the volume is large, which results in difficulty in assembling the connector and the volume is large.

Disclosure of Invention

The present utility model is directed to solving at least one of the above-mentioned problems and disadvantages of the prior art.

According to one aspect of the present utility model, a connector is provided. The connector is used for connecting a flexible circuit board. The connector includes: a housing including a base and a top cover mounted in a top opening of the base; a terminal holder mounted in the base; and a terminal fixed to the terminal holder. The top cover is adapted to move in a height direction of the housing between a pre-lock position that allows insertion of the flexible circuit board into the housing and a final-lock position that prevents removal of the flexible circuit board from the housing.

According to an exemplary embodiment of the utility model, the base comprises: a bottom wall having a pair of first positioning grooves formed on an inner side thereof; and a pair of side walls, each of which has a locking step formed on an inner side thereof. The terminal holder includes: a pair of end plates, each of which has a protrusion formed on the outer side thereof; and a pair of columns connected between the pair of end plates. A pair of first positioning grooves on the base cooperate with lower portions of a pair of posts of the terminal holder to position the terminal holder in the base, and a projection on the end plate engages a locking step on the base to lock the terminal holder in the base.

According to another exemplary embodiment of the present utility model, a pair of columns of the terminal holding body extend in a lateral direction of the housing and are spaced apart in a longitudinal direction of the housing, and a pair of end plates of the terminal holding body are opposed in the lateral direction; a pair of first positioning grooves on the base extend in a lateral direction of the housing and are spaced apart in a longitudinal direction of the housing, and a pair of side walls of the base are opposed in the lateral direction.

According to another exemplary embodiment of the present utility model, the terminal holder is an integral injection molded part molded on the terminal by an insert injection molding process.

According to another exemplary embodiment of the present utility model, the connector includes a row of terminals, the row of terminals being stamped and formed terminals, and after stamping, the row of terminals being connected together by a terminal strip; after the terminal holding body is injection molded onto the row of terminals, the terminal strip is positioned between the pair of cylinders and cut to electrically separate the row of terminals from each other.

According to another exemplary embodiment of the present utility model, the row of terminals is aligned in a lateral direction of the housing, and the terminals have two elastic contact arms opposing in a longitudinal direction of the housing; a row of terminal grooves respectively corresponding to the row of terminals are formed on the inner side of the bottom wall of the base for accommodating the elastic contact arms of the terminals.

According to another exemplary embodiment of the utility model, the housing further comprises a top cover mounted in the top opening of the base, the top cover being adapted to move in a height direction of the housing between a pre-lock position allowing insertion of a flexible circuit board into the housing and a final-lock position preventing extraction of the flexible circuit board from the housing.

According to another exemplary embodiment of the present utility model, the housing has two insertion openings opposing in a longitudinal direction thereof to allow two flexible circuit boards to be inserted into the housing through the two insertion openings, respectively; two pairs of engagement projections for engaging with the engagement holes on the two flexible circuit boards, respectively, are formed on the inner side of the bottom wall of the base, the two pairs of engagement projections being located in the two insertion openings, respectively, and each pair of engagement projections being adjacent to a pair of side walls of the base, respectively.

According to another exemplary embodiment of the present utility model, when the top cover is in the pre-lock position, a bottom surface of the top cover is higher than a top surface of the engagement protrusion with a distance therebetween being not smaller than a thickness of the flexible circuit board to allow the flexible circuit board to be inserted into the housing from a gap between the top cover and the engagement protrusion.

According to another exemplary embodiment of the present utility model, when the top cover is in the final locking position, a bottom surface of the top cover is lower than a top surface of the engagement protrusion, so that the inserted flexible circuit board cannot be moved upward to a position disengaged from the engagement protrusion.

According to another exemplary embodiment of the present utility model, the bottom surface of the top cover is adapted to abut against the top surface of the inserted flexible circuit board when the top cover is in the final lock position, to exert a predetermined pressing force on the inserted flexible circuit board and to ensure reliable electrical contact of the inserted flexible circuit board with the terminals.

According to another exemplary embodiment of the present utility model, the housing includes a pair of top covers arranged side by side in a longitudinal direction of the housing for respectively pressing and holding the two inserted flexible circuit boards.

According to another exemplary embodiment of the present utility model, pre-lock steps are further formed on inner sides of the pair of side walls of the base, respectively, the pre-lock steps being higher than the locking steps in a height direction of the housing; the top cover is provided with two ends which are opposite in the transverse direction of the shell, and a pre-locking protrusion and a final-locking protrusion are respectively formed on the outer sides of the two ends of the top cover; the pre-lock protrusion engaging the pre-lock step when the top cover is in the pre-lock position to retain the top cover in the pre-lock position; the end lock tab engages the locking step when the overcap is in the end lock position to retain the overcap in the end lock position.

According to another exemplary embodiment of the present utility model, a second positioning groove extending in a lateral direction of the housing is formed on a bottom surface of the top cover, the second positioning groove being for being engaged with an upper portion of the post of the terminal holding body to position the top cover.

According to another aspect of the present utility model, a connector assembly is provided. The connector assembly includes: the connector; and a flexible circuit board inserted into the housing of the connector to be in electrical contact with the terminals of the connector.

According to an exemplary embodiment of the present utility model, the connector assembly includes two flexible circuit boards inserted into the housing from two insertion openings longitudinally opposite to each other of the housing to be in electrical contact with both ends of the terminals, respectively.

According to another exemplary embodiment of the present utility model, a pair of engagement holes for engaging with a pair of engagement protrusions on a base of the housing are formed on the flexible circuit board to lock the flexible circuit board to the housing.

In the foregoing respective exemplary embodiments according to the present utility model, the structure of the terminal holding body is simple and can be easily installed into the housing. Therefore, the connector has the advantages of convenience in assembly and small size.

Other objects and advantages of the present utility model will become apparent from the following description of the utility model with reference to the accompanying drawings, which provide a thorough understanding of the present utility model.

Drawings

FIG. 1 shows a schematic perspective view of a connector according to an exemplary embodiment of the utility model with a top cover in a pre-lock position;

FIG. 2 shows an exploded schematic view of a connector according to an exemplary embodiment of the utility model;

fig. 3 shows an exploded cross-sectional view of a connector according to an exemplary embodiment of the utility model;

fig. 4 shows a schematic perspective view of a connector according to an exemplary embodiment of the utility model with the top cover removed;

fig. 5 shows a longitudinal cross-sectional view of a connector according to an exemplary embodiment of the utility model, with the top cover in a pre-lock position;

FIG. 6 shows a transverse cross-sectional view of a connector according to an exemplary embodiment of the utility model with the top cover in a pre-lock position;

FIG. 7 shows an exploded view of a connector assembly according to an exemplary embodiment of the present utility model with the top cover in a pre-lock position;

FIG. 8 illustrates a schematic perspective view of a connector assembly according to an exemplary embodiment of the present utility model, with the top cover in a pre-lock position;

fig. 9 shows a schematic perspective view of a connector assembly according to an exemplary embodiment of the utility model with the header in a final lock position;

fig. 10 shows a perspective view of a row of press-formed terminals of a connector according to an exemplary embodiment of the present utility model;

fig. 11 shows a schematic perspective view of a terminal holder and a row of press-formed terminals of a connector according to an exemplary embodiment of the present utility model, in which the terminal strip has not been cut;

fig. 12 shows a schematic perspective view of a terminal holder and a row of press-formed terminals of a connector according to an exemplary embodiment of the present utility model, in which a terminal strip has been cut.

Detailed Description

The technical scheme of the utility model is further specifically described below through examples and with reference to the accompanying drawings. In the specification, the same or similar reference numerals denote the same or similar components. The following description of embodiments of the present utility model with reference to the accompanying drawings is intended to illustrate the general inventive concept and should not be taken as limiting the utility model.

Furthermore, in the following detailed description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough 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 the drawings in order to simplify the drawings.

According to one general technical concept of the present utility model, a connector is provided. The connector is used for connecting a flexible circuit board. The connector includes: a housing including a base and a top cover mounted in a top opening of the base; a terminal holder mounted in the base; and a terminal fixed to the terminal holder. The top cover is adapted to move in a height direction of the housing between a pre-lock position that allows insertion of the flexible circuit board into the housing and a final-lock position that prevents removal of the flexible circuit board from the housing.

According to another general technical concept of the present utility model, a connector assembly is provided. The connector assembly includes: the connector; and a flexible circuit board inserted into the housing of the connector to be in electrical contact with the terminals of the connector.

Fig. 1 shows a schematic perspective view of a connector according to an exemplary embodiment of the utility model, wherein the top cover 12 is in a pre-lock position; FIG. 2 shows an exploded schematic view of a connector according to an exemplary embodiment of the utility model; fig. 3 shows an exploded cross-sectional view of a connector according to an exemplary embodiment of the utility model; fig. 4 shows a schematic perspective view of a connector according to an exemplary embodiment of the utility model, with the top cover 12 removed; fig. 5 shows a longitudinal cross-sectional view of a connector according to an exemplary embodiment of the utility model, with the top cover 12 in a pre-lock position; fig. 6 shows a transverse cross-sectional view of a connector according to an exemplary embodiment of the utility model, with the top cover 12 in a pre-lock position.

As shown in fig. 1-6, in one exemplary embodiment of the present utility model, a connector is disclosed. The connector includes: a housing 1, terminals 2 and a terminal holder 3. The housing 1 comprises a base 11. The terminal holder 3 is mounted in the base 11 of the housing 1. The terminal 2 is fixed to the terminal holder 3. The terminal holding body 3 includes a pair of end plates 32 and a pair of columns 31. Projections 32a are formed on the outer sides of the pair of end plates 32, respectively. A pair of posts 31 are connected between a pair of end plates 32. The base 11 includes: a bottom wall 111 and a pair of side walls 112. A pair of first positioning grooves 111c are formed inside the bottom wall 111. Locking steps 112b are formed inside the pair of side walls 112, respectively.

As shown in fig. 1 to 6, in the illustrated embodiment, a pair of first positioning grooves 111c on the base 11 cooperate with lower portions of a pair of columns 31 of the terminal holding body 3 to position the terminal holding body 3 in the base 11. The projection 32a on the end plate 32 engages with the locking step 112b on the base 11 to lock the terminal holder 3 in the base 11.

Fig. 7 shows an exploded schematic view of a connector assembly according to an exemplary embodiment of the utility model, wherein the top cover 12 is in a pre-lock position; fig. 8 shows a schematic perspective view of a connector assembly according to an exemplary embodiment of the utility model, wherein the top cover 12 is in a pre-lock position; fig. 9 shows a schematic perspective view of a connector assembly according to an exemplary embodiment of the utility model, with the header 12 in a final lock position; fig. 10 shows a perspective view of a row of press-formed terminals 2 of a connector according to an exemplary embodiment of the present utility model; fig. 11 shows a schematic perspective view of a terminal holder 3 and a row of press-formed terminals 2 of a connector according to an exemplary embodiment of the present utility model, in which the terminal strip 21 has not been cut; fig. 12 shows a schematic perspective view of the terminal holder 3 and the row of press-formed terminals 2 of the connector according to an exemplary embodiment of the present utility model, in which the terminal strip 21 has been cut.

As shown in fig. 1 to 12, in the illustrated embodiment, a pair of posts 31 of the terminal holding body 3 extend in the lateral direction X of the housing 1 and are spaced apart in the longitudinal direction Y of the housing 1, and a pair of end plates 32 of the terminal holding body 3 are opposed in the lateral direction X. A pair of first positioning grooves 111c on the base 11 extend in the lateral direction X of the housing 1 and are spaced apart in the longitudinal direction Y of the housing 1, and a pair of side walls 112 of the base 11 are opposed in the lateral direction X.

As shown in fig. 1 to 12, in the illustrated embodiment, the terminal holding body 3 is an integral injection molded piece molded on the terminal 2 by an insert injection molding process.

As shown in fig. 1 to 12, in the illustrated embodiment, the connector includes a row of terminals 2, the row of terminals 2 being stamped terminals, and after stamping, the row of terminals 2 are connected together by a terminal strip 21. After the terminal holding body 3 is injection-molded onto the one row of terminals 2, the terminal strip 21 is located between the pair of posts 31 and is cut off to electrically separate the one row of terminals 2 from each other. In the illustrated embodiment, the terminal strip 21 is cut after the injection molding of the terminal holders 3, so that the relative position of the row of terminals 2 in the injection molding of the terminal holders 3 can be kept unchanged. Also, in the illustrated embodiment, the terminal strip 21 is located in the gap between the pair of columns 31, and therefore, the terminal strip 21 can be cut off easily.

As shown in fig. 1 to 12, in the illustrated embodiment, a row of terminals 2 is aligned in a lateral direction X of the housing 1, and the terminals 2 have two elastic contact arms 22 opposed in a longitudinal direction Y of the housing 1. A row of terminal grooves 111a corresponding to the row of terminals 2, respectively, are formed on the inner side of the bottom wall 111 of the base 11 for accommodating the elastic contact arms 22 of the terminals 2.

As shown in fig. 1 to 12, in the illustrated embodiment, the housing 1 further comprises a top cover 12 mounted in the top opening of the base 11, the top cover 12 being adapted to move in the height direction Z of the housing 1 between a pre-lock position allowing the flexible circuit board 4 to be inserted into the housing 1 and a final-lock position preventing the flexible circuit board 4 from being pulled out of the housing 1.

As shown in fig. 1 to 12, in the illustrated embodiment, the housing 1 has two insertion ports 101 opposing in the longitudinal direction Y thereof to allow two flexible circuit boards 4 to be inserted into the housing 1 via the two insertion ports 101, respectively. Two pairs of engagement projections 111b for engaging with the engagement holes 4b on the two flexible circuit boards 4, respectively, are formed on the inner side of the bottom wall 111 of the base 11, the two pairs of engagement projections 111b are located in the two insertion ports 101, respectively, and each pair of engagement projections 111b is adjacent to a pair of side walls 112 of the base 11, respectively.

As shown in fig. 1 to 12, in the illustrated embodiment, when the top cover 12 is in the pre-lock position, the bottom surface of the top cover 12 is higher than the top surface of the engaging protrusion 111b with a spacing therebetween not smaller than the thickness of the flexible circuit board 4 to allow the flexible circuit board 4 to be inserted into the housing 1 from the gap between the top cover 12 and the engaging protrusion 111 b.

As shown in fig. 1 to 12, in the illustrated embodiment, when the top cover 12 is in the final lock position, the bottom surface of the top cover 12 is lower than the top surface of the engagement projection 111b, so that the inserted flexible circuit board 4 cannot be moved upward to a position disengaged from the engagement projection 111 b.

As shown in fig. 1-12, in the illustrated embodiment, the bottom surface of the top cover 12 is adapted to rest against the top surface of the inserted flexible circuit board 4 when the top cover 12 is in the final lock position to exert a predetermined pressing force on the inserted flexible circuit board 4 and to ensure reliable electrical contact of the inserted flexible circuit board 4 with the terminals 2.

As shown in fig. 1 to 12, in the illustrated embodiment, the housing 1 includes a pair of top covers 12, the pair of top covers 12 being arranged side by side in the longitudinal direction Y of the housing 1 for respectively pressing and holding the two flexible circuit boards 4 inserted.

As shown in fig. 1 to 12, in the illustrated embodiment, pre-lock steps 112a are also formed on the inner sides of the pair of side walls 112 of the base 11, respectively, the pre-lock steps 112a being higher than the lock steps 112b in the height direction Z of the housing 1. The top cover 12 has opposite ends in the lateral direction X of the housing 1, and a pre-lock projection 12a and a final-lock projection 12b are formed on the outer sides of the ends of the top cover 12, respectively.

As shown in fig. 1-12, in the illustrated embodiment, when the top cover 12 is in the pre-lock position, the pre-lock protrusion 12a engages with the pre-lock step 112a to retain the top cover 12 in the pre-lock position. When the top cover 12 is in the final lock position, the final lock projection 12b engages with the locking step 112b to hold the top cover 12 in the final lock position.

As shown in fig. 1 to 12, in the illustrated embodiment, a second positioning groove 12c extending in the lateral direction X of the housing 1 is formed on the bottom surface of the top cover 12, the second positioning groove 12c being for engaging with the upper portion of the post 31 of the terminal holding body 3 to position the top cover 12.

In another exemplary embodiment of the present utility model, as shown in fig. 1-12, a connector assembly is also disclosed. The connector assembly includes: the aforementioned connector and the flexible circuit board 4. The flexible circuit board 4 is inserted into the housing 1 of the connector to be in electrical contact with the terminals 2 of the connector.

As shown in fig. 1 to 12, in the illustrated embodiment, the connector assembly includes two flexible circuit boards 4, and the two flexible circuit boards 4 are respectively inserted into the housing 1 from two insertion ports 101 opposed to the longitudinal direction Y of the housing 1 so as to be respectively in electrical contact with both ends of the terminals 2.

As shown in fig. 1 to 12, in the illustrated embodiment, a pair of engagement holes 4b are formed on the flexible circuit board 4, the pair of engagement holes 4b being for engagement with a pair of engagement projections 111b on the base 11 of the housing 1 to lock the flexible circuit board 4 to the housing 1.

It will be appreciated by those skilled in the art that the above-described embodiments are exemplary and that modifications may be made to the embodiments described in various embodiments without structural or conceptual aspects and that these variations may be resorted to without departing from the scope of the utility model.

Although the present utility model has been described with reference to the accompanying drawings, the examples disclosed in the drawings are intended to illustrate preferred embodiments of the utility model and are not to be construed as limiting the utility model.

Although a few embodiments of the present general inventive concept have been shown and described, it would be appreciated by those skilled in the art that changes may be made in these embodiments without departing from the principles and spirit of the general inventive concept, the scope of which is defined in the claims and their equivalents.

It should be noted that the word "comprising" does not exclude other elements or steps, and that the word "a" or "an" does not exclude a plurality. In addition, any element numbers of the claims should not be construed as limiting the scope of the utility model.

Claims

1. A connector for connecting a flexible circuit board (4), the connector comprising:

a housing (1) comprising a base (11) and a top cover (12) mounted in a top opening of the base (11);

a terminal holder (3) mounted on the base (11); and

a terminal (2) fixed to the terminal holding body (3),

the top cover (12) is adapted to move in a height direction (Z) of the housing (1) between a pre-lock position allowing insertion of the flexible circuit board (4) into the housing (1) and a final-lock position preventing extraction of the flexible circuit board (4) from the housing (1).

2. The connector according to claim 1, wherein:

the base (11) comprises:

a bottom wall (111) having a pair of first positioning grooves (111 c) formed on the inner side thereof; and

a pair of side walls (112) having locking steps (112 b) formed on inner sides thereof, respectively, the terminal holding body (3) comprising:

a pair of end plates (32) each having a protrusion (32 a) formed on the outer side thereof; and

a pair of columns (31) connected between the pair of end plates (32),

a pair of first positioning grooves (111 c) on the base (11) are fitted with lower portions of a pair of columns (31) of the terminal holding body (3) to position the terminal holding body (3) in the base (11),

a projection (32 a) on the end plate (32) engages with a locking step (112 b) on the base (11) to lock the terminal holding body (3) in the base (11).

3. The connector according to claim 2, wherein:

a pair of posts (31) of the terminal holding body (3) extend in a lateral direction (X) of the housing (1) and are spaced apart in a longitudinal direction (Y) of the housing (1), and a pair of end plates (32) of the terminal holding body (3) are opposed in the lateral direction (X);

a pair of first positioning grooves (111 c) on the base (11) extend in a lateral direction (X) of the housing (1) and are spaced apart in a longitudinal direction (Y) of the housing (1), and a pair of side walls (112) of the base (11) are opposed in the lateral direction (X).

4. The connector according to claim 2, wherein:

the terminal holding body (3) is an integral injection molding formed on the terminal (2) through an insert injection molding process.

5. The connector of claim 4, wherein:

the connector comprises a row of terminals (2), wherein the row of terminals (2) are stamped and formed terminals, and after stamping and forming, the row of terminals (2) are connected together by a terminal material belt (21);

after the terminal holding body (3) is injection-molded onto the row of terminals (2), the terminal strip (21) is located between the pair of columns (31) and is cut off so as to electrically separate the row of terminals (2) from each other.

6. The connector of claim 5, wherein:

-said row of terminals (2) being aligned along a transversal direction (X) of said housing (1), and said terminals (2) having two elastic contact arms (22) opposite in a longitudinal direction (Y) of said housing (1);

a row of terminal grooves (111 a) corresponding to the row of terminals (2) respectively are formed on the inner side of the bottom wall (111) of the base (11) for accommodating the elastic contact arms (22) of the terminals (2).

7. The connector according to claim 1, wherein:

the housing (1) has two insertion openings (101) opposing in a longitudinal direction (Y) thereof to allow two flexible circuit boards (4) to be inserted into the housing (1) via the two insertion openings (101), respectively;

two pairs of engagement projections (111 b) for engaging with the engagement holes (4 b) on the two flexible circuit boards (4), respectively, are formed on the inner side of the bottom wall (111) of the base (11), the two pairs of engagement projections (111 b) are located in the two insertion openings (101), respectively, and each pair of engagement projections (111 b) is adjacent to a pair of side walls (112) of the base (11), respectively.

8. The connector of claim 7, wherein:

when the top cover (12) is in the pre-lock position, a bottom surface of the top cover (12) is higher than a top surface of the engagement protrusion (111 b) with a spacing therebetween being not smaller than a thickness of the flexible circuit board (4) to allow the flexible circuit board (4) to be inserted into the housing (1) from a gap between the top cover (12) and the engagement protrusion (111 b).

9. The connector of claim 7, wherein:

when the top cover (12) is in the final lock position, the bottom surface of the top cover (12) is lower than the top surface of the engagement projection (111 b) so that the inserted flexible circuit board (4) cannot be moved upward to a position disengaged from the engagement projection (111 b).

10. The connector of claim 9, wherein:

when the top cover (12) is in the final locking position, the bottom surface of the top cover (12) is suitable for abutting against the top surface of the inserted flexible circuit board (4) so as to apply a preset pressing force on the inserted flexible circuit board (4) and ensure that the inserted flexible circuit board (4) is reliably and electrically contacted with the terminal (2).

11. The connector of claim 10, wherein:

the housing (1) includes a pair of top caps (12), the pair of top caps (12) being arranged side by side in a longitudinal direction (Y) of the housing (1) for respectively pressing and holding two flexible circuit boards (4) inserted.

12. The connector of claim 6, wherein:

a pre-locking step (112 a) is formed on the inner sides of a pair of side walls (112) of the base (11), and the pre-locking step (112 a) is higher than the locking step (112 b) in the height direction (Z) of the shell (1);

the top cover (12) has opposite ends in the lateral direction (X) of the housing (1), and a pre-lock protrusion (12 a) and a final-lock protrusion (12 b) are formed on the outer sides of the two ends of the top cover (12), respectively;

when the top cover (12) is in the pre-lock position, the pre-lock protrusion (12 a) engages with the pre-lock step (112 a) to hold the top cover (12) in the pre-lock position;

when the overcap (12) is in the final lock position, the final lock tab (12 b) engages the locking step (112 b) to retain the overcap (12) in the final lock position.

13. The connector of claim 6, wherein:

a second positioning groove (12 c) extending in the lateral direction (X) of the housing (1) is formed on the bottom surface of the top cover (12), and the second positioning groove (12 c) is used for being matched with the upper part of the column body (31) of the terminal holding body (3) so as to position the top cover (12).

14. A connector assembly, comprising:

the connector of any one of claims 1-13; and

a flexible circuit board (4) inserted into the housing (1) of the connector to be in electrical contact with the terminals (2) of the connector.

15. The connector assembly of claim 14, wherein:

the connector assembly includes two flexible circuit boards (4), the two flexible circuit boards (4) are respectively inserted into the housing (1) from two insertion openings (101) opposite to each other in a longitudinal direction (Y) of the housing (1) so as to be respectively in electrical contact with both ends of the terminal (2).

16. The connector assembly of claim 14, wherein:

a pair of engagement holes (4 b) are formed on the flexible circuit board (4), the pair of engagement holes (4 b) being for engaging with a pair of engagement projections (111 b) on a base (11) of the housing (1) to lock the flexible circuit board (4) to the housing (1).