Connector housing assembly, connector and connector assembly

Abstract

The invention discloses a connector shell assembly, a connector and a connector assembly. The connector housing assembly comprises a housing which is provided with a mounting hole which extends along the longitudinal direction of the housing and is used for mounting a terminal and a slot which extends along the thickness direction of the housing; and the safety piece is inserted into the slot of the shell. An elastic lock catch is formed on one transverse side of the shell, and the elastic lock catch is suitable for moving between a locking position where the elastic lock catch is jointed with a clamping groove in a matched shell and an unlocking position where the elastic lock catch is separated from the clamping groove in the matched shell. When the safety piece is inserted into the slot in the shell, the safety piece abuts against the elastic lock catch to prevent the elastic lock catch from moving towards the unlocking position, so that the elastic lock catch is kept at the locking position. According to the connector, the safety piece moves in the thickness direction of the connector shell, so that the longitudinal size of the connector shell is not increased, and miniaturization of the connector is facilitated.

Description

Technical Field

[0001] The invention relates to a connector housing assembly, a connector including the connector housing assembly and a connector assembly including the connector. Background Art

[0002] In the prior art, an elastic lock is formed on one lateral side of the housing of the connector, and the elastic lock is used to engage with a slot on the mating housing of the mating connector to lock the housing and the mating housing in a mating state. The elastic lock can move between a locked position engaged with the slot on the mating housing and an unlocked position separated from the slot on the mating housing. In order to prevent the elastic lock from being accidentally unlocked, a safety piece is usually installed on the housing of the connector, and the safety piece is used to keep the elastic lock in the locked position to prevent the elastic lock from being accidentally unlocked.

[0003] In the prior art, a mounting hole for mounting a terminal and a slot for mounting a safety member are formed in the housing of the connector along the longitudinal direction thereof. The safety member can move in the slot along the longitudinal direction of the housing, which results in a larger longitudinal dimension of the connector housing, which is not conducive to the miniaturization of the connector. Summary of the invention

[0004] The purpose of the present invention is to solve at least one aspect of the above-mentioned problems and defects in the prior art.

[0005] According to one aspect of the present invention, a connector housing assembly is provided. The connector housing assembly comprises: a housing, which is formed with a mounting hole extending in its longitudinal direction for mounting a terminal and a slot extending in its thickness direction; a safety piece, which is inserted into the slot of the housing. An elastic lock buckle is formed on one lateral side of the housing, and the elastic lock buckle is suitable for moving between a locking position engaged with a card slot on a mating housing and an unlocking position separated from the card slot on the mating housing. When the safety piece is inserted into the slot on the housing, the safety piece abuts against the elastic lock buckle to prevent the elastic lock buckle from moving toward the unlocking position, so that the elastic lock buckle is maintained in the locking position.

[0006] According to an exemplary embodiment of the present invention, the safety piece is movably installed in a slot of the shell and can move between a pre-installed position and a final locking position; when the safety piece is in the pre-installed position, the safety piece does not interfere with the elastic lock catch to allow the elastic lock catch to be moved to the unlocked position; when the safety piece is in the final locking position, the safety piece abuts against the elastic lock catch to prevent the elastic lock catch from being moved to the unlocked position.

[0007] According to another exemplary embodiment of the present invention, the elastic lock comprises: an elastic arm extending in the longitudinal direction of the housing; a protrusion formed on the elastic arm; and a pressing portion connected to the elastic arm. The protrusion of the elastic lock is used to engage with the card slot on the matching housing, and the pressing portion is used to drive the elastic arm to move toward the unlocking direction.

[0008] According to another exemplary embodiment of the present invention, when the safety piece is in the pre-installed position, the safety piece does not interfere with the pressing portion, so that the elastic arm can be driven to move in the unlocking direction by pressing the pressing portion; when the safety piece is in the final locking position, the safety piece abuts against the pressing portion, so that the elastic arm cannot move in the unlocking direction, thereby keeping the elastic lock in the locked position.

[0009] According to another exemplary embodiment of the present invention, the safety member includes: a base plate portion, which is perpendicular to the longitudinal direction of the housing and has a first end and a second end opposite to each other in the thickness direction of the housing; and a cover plate portion, which is perpendicular to the thickness direction of the housing and connected to the first end of the base plate portion. When the safety member is in the final locking position, the cover plate portion covers the insertion opening of the slot and abuts against the pressing portion of the elastic lock catch.

[0010] According to another exemplary embodiment of the present invention, the safety member further comprises: a cantilever portion connected to the second end of the base plate portion and extending toward the first end of the base plate portion; and a first protrusion protrudingly formed on one side of the cantilever portion. A second protrusion is formed on the inner side wall of the slot of the housing. When the safety member is in the final locking position, the first protrusion on the safety member engages with the second protrusion on the housing to keep the safety member in the final locking position.

[0011] According to another exemplary embodiment of the present invention, the slot on the housing includes: a first slot portion corresponding to the base plate portion of the safety member and used to insert the base plate portion; and a second slot portion corresponding to the cantilever portion and the first protrusion of the safety member and used to insert the cantilever portion and the first protrusion. The first slot portion and the second slot portion are connected to each other, and the second protrusion is formed on an inner side wall of the second slot portion.

[0012] According to another exemplary embodiment of the present invention, when the housing is mated with the mating housing and the safety element is in the pre-installed position, the safety element is clamped between the housing and the mating housing to maintain the safety element in the pre-installed position.

[0013] According to another exemplary embodiment of the present invention, the shell is suitable for being inserted into the mating shell through the top opening of the mating shell; when the shell is mated with the mating shell and the safety component is in the pre-installed position, the edge portion of the top opening of the mating shell abuts against the cantilever portion of the safety component, and the inner wall surface of the slot of the shell abuts against the base plate portion of the safety component, so that the safety component is clamped between the shell and the mating shell.

[0014] According to another exemplary embodiment of the present invention, when the shell is mated with the mating shell and the safety piece is in the pre-installed position, the cantilever portion of the safety piece moves toward the base plate portion under the push of the edge portion of the top opening of the mating shell, so that the first protrusion on the cantilever portion is moved to a position that does not interfere with the second protrusion in the slot, so as to allow the safety piece to be inserted from the pre-installed position to the final locking position.

[0015] According to another exemplary embodiment of the present invention, when the shell is mated with the mating shell and the safety member is inserted into the final locking position, the cantilever portion of the safety member disengages from the edge portion of the top opening of the mating shell and elastically resets to an initial position, so that the first protrusion on the cantilever portion is moved to a position engaging with the second protrusion in the slot.

[0016] According to another exemplary embodiment of the present invention, when the housing is mated with the mating housing, the pressing portion on the elastic lock is located outside the mating housing, so that the pressing portion can be operated from the outside.

[0017] According to another exemplary embodiment of the present invention, when the housing is mated with the mating housing and the safety member is inserted into the final locking position, an outer side surface of the cover portion of the safety member is flush with an outer side surface of the mating housing.

[0018] According to another exemplary embodiment of the present invention, the slot penetrates the shell in a thickness direction of the shell, the mounting hole penetrates the shell in a longitudinal direction of the shell, and the slot and the mounting hole are spaced apart by a predetermined distance in a transverse direction of the shell.

[0019] According to another aspect of the present invention, a connector is provided, comprising: a connector housing assembly; and a terminal inserted into a mounting hole on the housing.

[0020] According to another exemplary embodiment of the present invention, the connector further includes: a cable, one end of which is inserted into the mounting hole of the housing and electrically connected to the terminal.

[0021] According to another exemplary embodiment of the present invention, a plurality of mounting holes are formed on the shell, and the plurality of mounting holes are arranged in a row along the transverse direction of the shell; the connector includes a plurality of terminals, and the plurality of terminals are respectively inserted into the plurality of mounting holes on the shell.

[0022] According to another aspect of the present invention, a connector assembly is provided. The connector assembly includes: a connector; and a mating connector mating with the connector. The mating connector includes: a mating housing, formed with a slot engaged with an elastic lock on the housing; and a mating terminal, disposed in the mating housing, for mating and connecting with a terminal of the connector.

[0023] In the aforementioned exemplary embodiments of the present invention, the safety member moves in the slot of the housing along the thickness direction of the housing, thus not increasing the longitudinal dimension of the connector housing, which is beneficial to the miniaturization of the connector.

[0024] Other objects and advantages of the present invention will become apparent from the following description of the present invention with reference to the accompanying drawings, which will help to provide a comprehensive understanding of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 A perspective schematic diagram showing a connector assembly according to an exemplary embodiment of the present invention, wherein the connector and the mating connector are mated together and the safety element is in a pre-installed position;

[0026] Figure 2 A perspective schematic diagram showing a connector assembly according to an exemplary embodiment of the present invention, wherein the connector and the mating connector are mated together and the safety element is in a final locking position;

[0027] Figure 3 An exploded schematic diagram showing a connector assembly according to an exemplary embodiment of the present invention;

[0028] Figure 4 A cross-sectional view showing a connector housing assembly according to an exemplary embodiment of the present invention, wherein the safety element has not yet been inserted into the slot of the housing;

[0029] Figure 5 A cross-sectional view showing a connector assembly according to an exemplary embodiment of the present invention, wherein the safety element has not yet been inserted into the slot of the housing;

[0030] Figure 6 A cross-sectional view showing a connector assembly according to an exemplary embodiment of the present invention, wherein the safety element has been inserted into a slot of a housing;

[0031] Figure 7A plan cross-sectional view showing a connector assembly according to an exemplary embodiment of the present invention, wherein the safety element has not yet been inserted into the slot of the housing;

[0032] Figure 8 A plan cross-sectional view showing a connector assembly according to an exemplary embodiment of the present invention, wherein the safety element is inserted into a pre-installed position;

[0033] Fig. 9 A plan cross-sectional view of a connector assembly according to an exemplary embodiment of the present invention is shown, wherein the safety element is inserted into a final locking position. DETAILED DESCRIPTION

[0034] The technical solution of the present invention is further specifically described below by examples and in conjunction with the accompanying drawings. In the specification, the same or similar reference numerals indicate 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 overall inventive concept of the present invention and should not be construed as a limitation of the present invention.

[0035] In addition, in the detailed description below, for ease of explanation, many specific details are set forth to provide a comprehensive understanding of the disclosed embodiments. However, it is apparent that one or more embodiments may be implemented without these specific details. In other cases, known structures and devices are embodied in a schematic manner to simplify the accompanying drawings.

[0036] According to an overall technical concept of the present invention, a connector housing assembly is provided. The connector housing assembly comprises: a housing, which is formed with a mounting hole extending in its longitudinal direction for mounting a terminal and a slot extending in its thickness direction; a safety piece, which is inserted into the slot of the housing. An elastic lock buckle is formed on a lateral side of the housing, and the elastic lock buckle is suitable for moving between a locking position engaged with a card slot on a mating housing and an unlocking position separated from the card slot on the mating housing. When the safety piece is inserted into the slot on the housing, the safety piece abuts against the elastic lock buckle to prevent the elastic lock buckle from moving toward the unlocking position, so that the elastic lock buckle is maintained in the locking position.

[0037] According to another general technical concept of the present invention, a connector is provided, comprising: a connector housing assembly; and a terminal inserted into a mounting hole on the housing.

[0038] According to another general technical concept of the present invention, a connector assembly is provided. The connector assembly includes: a connector; and a mating connector mating with the connector. The mating connector includes: a mating housing, formed with a slot engaged with an elastic lock on the housing; and a mating terminal, disposed in the mating housing, for mating and connecting with a terminal of the connector.

[0039] Figure 1 A three-dimensional schematic diagram showing a connector assembly according to an exemplary embodiment of the present invention, wherein a connector 1 and a mating connector 2 are mated together and a safety element 3 is in a pre-installed position; Figure 2 A three-dimensional schematic diagram showing a connector assembly according to an exemplary embodiment of the present invention, wherein a connector 1 and a mating connector 2 are mated together and a safety element 3 is in a final locking position; Figure 3 An exploded schematic diagram of a connector assembly according to an exemplary embodiment of the present invention is shown.

[0040] like Figures 1 to 3 As shown, in an exemplary embodiment of the present invention, a connector housing assembly is disclosed. The connector housing assembly includes: a housing 10 and a safety member 3. The housing 10 is provided with a mounting hole 12 extending along its longitudinal direction Y for mounting a terminal (not shown) and a slot 13 extending along its thickness direction Z for mounting the safety member 3. The safety member 3 is inserted into the slot 13 of the housing 10.

[0041] like Figures 1 to 3 As shown, in the illustrated embodiment, an elastic lock buckle 11 is formed on one lateral side of the housing 10, and the elastic lock buckle 11 is adapted to move between a locking position engaged with a slot 21 on the mating housing 20 and an unlocking position separated from the slot 21 on the mating housing 20. Figure 3 As shown, when the safety member 3 is inserted into the slot 13 on the housing 10, the safety member 3 abuts against the elastic lock catch 11 to prevent the elastic lock catch 11 from moving toward the unlocking position, so that the elastic lock catch 11 is kept in the locked position. In this way, the elastic lock catch 11 can be reliably prevented from being accidentally unlocked.

[0042] Figure 4 A cross-sectional view showing a connector housing assembly according to an exemplary embodiment of the present invention, wherein the safety member 3 has not yet been inserted into the slot 13 of the housing 10; Figure 5 A cross-sectional view of a connector assembly according to an exemplary embodiment of the present invention is shown, wherein the safety member 3 has not yet been inserted into the slot 13 of the housing 10; Figure 6 A cross-sectional view of a connector assembly according to an exemplary embodiment of the present invention is shown, wherein the safety member 3 has been inserted into the slot 13 of the housing 10; Figure 7 A planar cross-sectional view showing a connector assembly according to an exemplary embodiment of the present invention, wherein the safety member 3 has not yet been inserted into the slot 13 of the housing 10; Figure 8 A plan cross-sectional view showing a connector assembly according to an exemplary embodiment of the present invention, wherein the safety element 3 is inserted into a pre-installed position; Fig. 9A plan cross-sectional view of a connector assembly according to an exemplary embodiment of the present invention is shown, wherein the safety element 3 is inserted into a final locking position.

[0043] like Figures 1 to 9 As shown, in the illustrated embodiment, the safety member 3 is movably mounted in the slot 13 of the housing 10 and can move between the pre-installed position and the final locking position. When the safety member 3 is in the pre-installed position, the safety member 3 does not interfere with the elastic lock catch 11 to allow the elastic lock catch 11 to be moved to the unlocked position. When the safety member 3 is in the final locking position, the safety member 3 abuts against the elastic lock catch 11 to prevent the elastic lock catch 11 from being moved to the unlocked position.

[0044] like Figures 1 to 9 As shown, in the illustrated embodiment, the elastic lock buckle 11 includes: an elastic arm 110, a protrusion 111 and a pressing portion 112. The elastic arm 110 extends along the longitudinal direction Y of the housing 10. The protrusion 111 is formed on the elastic arm 110. The pressing portion 112 is connected to the elastic arm 110. The protrusion 111 of the elastic lock buckle 11 is used to engage with the card slot 21 on the matching housing 20, and the pressing portion 112 is used to drive the elastic arm 110 to move toward the unlocking direction.

[0045] like Figures 1 to 9 As shown, in the illustrated embodiment, when the safety member 3 is in the pre-installed position, the safety member 3 does not interfere with the pressing portion 112, so that the elastic arm 110 can be driven to move toward the unlocking direction by pressing the pressing portion 112. When the safety member 3 is in the final locking position, the safety member 3 abuts against the pressing portion 112, so that the elastic arm 110 cannot move toward the unlocking direction, thereby keeping the elastic lock buckle 11 in the locked position.

[0046] like Figures 1 to 9 As shown, in the illustrated embodiment, the safety member 3 includes: a base plate portion 31 and a cover plate portion 30. The base plate portion 31 is perpendicular to the longitudinal direction Y of the housing 10 and has a first end and a second end opposite to each other in the thickness direction Z of the housing 10. The cover plate portion 30 is perpendicular to the thickness direction Z of the housing 10 and is connected to the first end of the base plate portion 31. When the safety member 3 is in the final locking position, the cover plate portion 30 covers the insertion opening of the slot 13 and abuts against the pressing portion 112 of the elastic lock buckle 11.

[0047] like Figures 1 to 9 As shown, in the illustrated embodiment, the safety member 3 further includes: a cantilever portion 32 and a first protrusion 33. The cantilever portion 32 is connected to the second end of the base plate portion 31 and extends toward the first end of the base plate portion 31. The first protrusion 33 is protrudingly formed on one side of the cantilever portion 32. A second protrusion 133 is formed on the inner side wall of the slot 13 of the housing 10. When the safety member 3 is in the final locking position, the first protrusion 33 on the safety member 3 is engaged with the second protrusion 133 on the housing 10 to keep the safety member 3 in the final locking position.

[0048] like Figures 1 to 9 As shown, in the illustrated embodiment, the slot 13 on the housing 10 includes: a first slot portion 131 and a second slot portion 132. The first slot portion 131 corresponds to the base plate portion 31 of the safety member 3 and is used to insert the base plate portion 31. The second slot portion 132 corresponds to the cantilever portion 32 and the first protrusion 33 of the safety member 3 and is used to insert the cantilever portion 32 and the first protrusion 33. The first slot portion 131 and the second slot portion 132 are connected to each other, and the second protrusion 133 is formed on an inner side wall of the second slot portion 132.

[0049] like Figures 1 to 9 As shown, in the illustrated embodiment, when the housing 10 is mated with the mating housing 20 and the safety member 3 is in the pre-installed position, the safety member 3 is clamped between the housing 10 and the mating housing 20 to keep the safety member 3 in the pre-installed position.

[0050] like Figures 1 to 9 As shown, in the illustrated embodiment, the housing 10 is suitable for being inserted into the mating housing 20 via the top opening 201 of the mating housing 20. When the housing 10 is mated with the mating housing 20 and the safety member 3 is in the pre-installed position, the edge portion 22 of the top opening 201 of the mating housing 20 abuts against the cantilever portion 32 of the safety member 3, and the inner wall surface of the slot 13 of the housing 10 abuts against the base plate portion 31 of the safety member 3, so that the safety member 3 is clamped between the housing 10 and the mating housing 20.

[0051] like Figures 1 to 9 As shown, in the illustrated embodiment, when the housing 10 is mated with the mating housing 20 and the safety member 3 is in the pre-installed position, the cantilever portion 32 of the safety member 3 moves toward the base plate portion 31 under the push of the edge portion 22 of the top opening 201 of the mating housing 20, so that the first protrusion 33 on the cantilever portion 32 is moved to a position that does not interfere with the second protrusion 133 in the slot 13, so as to allow the safety member 3 to be inserted from the pre-installed position to the final locking position.

[0052] like Figures 1 to 9 As shown, in the illustrated embodiment, when the housing 10 is mated with the mating housing 20 and the safety member 3 is inserted into the final locking position, the cantilever portion 32 of the safety member 3 is disengaged from the edge portion 22 of the top opening 201 of the mating housing 20 and elastically reset to the initial position, so that the first protrusion 33 on the cantilever portion 32 is moved to a position engaging with the second protrusion 133 in the slot 13.

[0053] like Figures 1 to 9 As shown, in the illustrated embodiment, when the housing 10 is mated with the mating housing 20, the pressing portion 112 on the elastic lock buckle 11 is located outside the mating housing 20, so that the pressing portion 112 can be operated externally, which is very convenient.

[0054] like Figures 1 to 9 As shown, in the illustrated embodiment, when the housing 10 is mated with the mating housing 20 and the safety element 3 is inserted into the final locking position, the outer side surface of the cover plate portion 30 of the safety element 3 is flush with the outer side surface of the mating housing 20 .

[0055] like Figures 1 to 9 As shown, in the illustrated embodiment, the slot 13 penetrates the shell 10 along the thickness direction Z of the shell 10, the mounting hole 12 penetrates the shell 10 along the longitudinal direction Y of the shell 10, and the slot 13 and the mounting hole 12 are separated by a predetermined distance in the transverse direction X of the shell 10.

[0056] like Figures 1 to 9 As shown, in another exemplary embodiment of the present invention, a connector 1 is also disclosed. The connector comprises: the aforementioned connector housing assembly and a terminal (not shown). The terminal is inserted into a mounting hole 12 on the housing 10 .

[0057] like Figures 1 to 9 As shown, in the illustrated embodiment, the connector further includes a cable 14, one end of which is inserted into the mounting hole 12 of the housing 10 and electrically connected to the terminal.

[0058] like Figures 1 to 9 As shown, in the illustrated embodiment, a plurality of mounting holes 12 are formed in the housing 10, and the plurality of mounting holes 12 are arranged in a row along the transverse direction X of the housing 10. The connector 1 includes a plurality of terminals and a plurality of cables 14, the plurality of terminals are respectively inserted into the plurality of mounting holes 12 on the housing 10, and the plurality of cables 14 are respectively electrically connected to the plurality of terminals.

[0059] like Figures 1 to 9 As shown, in another exemplary embodiment of the present invention, a connector assembly is also disclosed. The connector assembly includes: a connector 1 and a mating connector 2. The mating connector 2 is mated with the connector 1. The mating connector includes: a mating housing 20 and a mating terminal (not shown). The mating housing 20 is formed with a card slot 21 engaged with the elastic lock 11 on the housing 10. The mating terminal is arranged in the mating housing 20 for mating and connecting with the terminal of the connector 1.

[0060] Those skilled in the art will appreciate that the embodiments described above are exemplary and may be improved upon by those skilled in the art. The structures described in the various embodiments may be freely combined without causing any conflicts in structure or principle, and these changes should fall within the scope of protection of the present invention.

[0061] Although the present invention has been described in conjunction with the accompanying drawings, the embodiments disclosed in the accompanying drawings are intended to exemplify the preferred implementations of the present invention and should not be construed as limiting the present invention.

[0062] Although some embodiments of the general inventive concept have been shown and described, it will be appreciated by those skilled in the art that changes may be made to these embodiments without departing from the principles and spirit of the general inventive concept, the scope of which is defined by the claims and their equivalents.

[0063] 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. In addition, any element reference signs in the claims shall not be construed as limiting the scope of the present invention.

Claims

1. A connector housing assembly, characterized in that: include: The housing (10) is formed with a mounting hole (12) extending along its longitudinal direction (Y) for mounting a terminal and a slot (13) extending along its thickness direction (Z); The safety element (3) is inserted into the slot (13) of the housing (10). An elastic lock buckle (11) is formed on one lateral side of the housing (10), and the elastic lock buckle (11) is suitable for moving between a locking position engaged with a card slot (21) on a matching housing (20) and an unlocking position separated from the card slot (21) on the matching housing (20). When the safety member (3) is inserted into the slot (13) on the housing (10), the safety member (3) abuts against the elastic lock buckle (11) to prevent the elastic lock buckle (11) from moving toward the unlocking position, so that the elastic lock buckle (11) is maintained in the locking position.

2. The connector housing assembly according to claim 1, characterized in that: The safety element (3) is movably mounted in a slot (13) of the housing (10) and is movable between a pre-installed position and a final locking position; When the safety member (3) is in the pre-installed position, the safety member (3) does not interfere with the elastic lock buckle (11), so as to allow the elastic lock buckle (11) to be moved to the unlocked position; When the safety piece (3) is in the final locking position, the safety piece (3) abuts against the elastic lock buckle (11) to prevent the elastic lock buckle (11) from being moved to the unlocking position.

3. The connector housing assembly according to claim 2, characterized in that: The elastic lock buckle (11) comprises: An elastic arm (110) extending along the longitudinal direction (Y) of the housing (10); a protrusion (111) formed on the elastic arm (110); and The pressing portion (112) is connected to the elastic arm (110), The raised portion (111) of the elastic lock buckle (11) is used to engage with the slot (21) on the matching housing (20), and the pressing portion (112) is used to drive the elastic arm (110) to move towards an unlocking direction.

4. The connector housing assembly according to claim 3, characterized in that: When the safety member (3) is in the pre-installed position, the safety member (3) does not interfere with the pressing portion (112), so that the elastic arm (110) can be driven to move toward the unlocking direction by pressing the pressing portion (112); When the safety member (3) is in the final locking position, the safety member (3) abuts against the pressing portion (112), so that the elastic arm (110) cannot move in the unlocking direction, thereby keeping the elastic lock buckle (11) in the locking position.

5. The connector housing assembly according to claim 4, characterized in that: The safety element (3) comprises: a base plate portion (31) perpendicular to the longitudinal direction (Y) of the housing (10) and having a first end and a second end opposite to each other in the thickness direction (Z) of the housing (10); and a cover plate portion (30) which is perpendicular to the thickness direction (Z) of the housing (10) and connected to a first end of the base plate portion (31), When the safety element (3) is in the final locking position, the cover plate portion (30) covers the insertion opening of the slot (13) and abuts against the pressing portion (112) of the elastic lock buckle (11).

6. The connector housing assembly according to claim 5, characterized in that: The safety element (3) further comprises: a cantilever portion (32) connected to the second end of the substrate portion (31) and extending toward the first end of the substrate portion (31); and A first protrusion (33) is protrudingly formed on one side of the cantilever portion (32), and a second protrusion (133) is formed on the inner side wall of the slot (13) of the housing (10). When the safety member (3) is in the final locking position, the first protrusion (33) on the safety member (3) engages with the second protrusion (133) on the housing (10) to keep the safety member (3) in the final locking position.

7. The connector housing assembly according to claim 6, characterized in that: The slot (13) on the housing (10) comprises: A first slot portion (131), corresponding to the base plate portion (31) of the safety element (3), and used for inserting the base plate portion (31); and The second slot portion (132) corresponds to the cantilever portion (32) and the first protrusion (33) of the safety member (3), and is used for inserting the cantilever portion (32) and the first protrusion (33); the first slot portion (131) and the second slot portion (132) are connected to each other, and the second protrusion (133) is formed on an inner side wall of the second slot portion (132).

8. The connector housing assembly according to claim 7, characterized in that: When the housing (10) is mated with the mating housing (20) and the safety component (3) is in the pre-installed position, the safety component (3) is clamped between the housing (10) and the mating housing (20) to keep the safety component (3) in the pre-installed position.

9. The connector housing assembly according to claim 8, characterized in that: The housing (10) is suitable for being inserted into the mating housing (20) via the top opening (201) of the mating housing (20); When the shell (10) is mated with the mating shell (20) and the safety component (3) is in the pre-installed position, the edge portion (22) of the top opening (201) of the mating shell (20) abuts against the cantilever portion (32) of the safety component (3), and the inner wall surface of the slot (13) of the shell (10) abuts against the base plate portion (31) of the safety component (3), so that the safety component (3) is clamped between the shell (10) and the mating shell (20).

10. The connector housing assembly according to claim 9, characterized in that: When the housing (10) is mated with the mating housing (20) and the safety member (3) is in the pre-installed position, the cantilever portion (32) of the safety member (3) moves toward the base plate portion (31) under the push of the edge portion (22) of the top opening (201) of the mating housing (20), so that the first protrusion (33) on the cantilever portion (32) is moved to a position that does not interfere with the second protrusion (133) in the slot (13), so as to allow the safety member (3) to be inserted from the pre-installed position to the final locking position.

11. The connector housing assembly according to claim 10, characterized in that: When the housing (10) is mated with the mating housing (20) and the safety member (3) is inserted into the final locking position, the cantilever portion (32) of the safety member (3) is disengaged from the edge portion (22) of the top opening (201) of the mating housing (20) and elastically reset to an initial position, so that the first protrusion (33) on the cantilever portion (32) is moved to a position engaging with the second protrusion (133) in the slot (13).

12. The connector housing assembly according to claim 9, characterized in that: When the housing (10) is mated with the mating housing (20), the pressing portion (112) on the elastic lock buckle (11) is located outside the mating housing (20), so that the pressing portion (112) can be operated externally.

13. The connector housing assembly according to claim 5, characterized in that: When the housing (10) is mated with the mating housing (20) and the safety element (3) is inserted into the final locking position, the outer side surface of the cover plate portion (30) of the safety element (3) is flush with the outer side surface of the mating housing (20).

14. The connector housing assembly according to claim 1, wherein: The slot (13) penetrates the shell (10) along the thickness direction (Z) of the shell (10), the mounting hole (12) penetrates the shell (10) along the longitudinal direction (Y) of the shell (10), and the slot (13) and the mounting hole (12) are spaced apart by a predetermined distance in the transverse direction (X) of the shell (10).

15. A connector, characterized in that: include: The connector housing assembly according to any one of claims 1 to 14; and The terminal is inserted into a mounting hole (12) on the housing (10).

16. The connector according to claim 15, characterized in that Also includes: A cable (14) has one end inserted into the mounting hole (12) of the housing (10) and electrically connected to the terminal.

17. The connector according to claim 15, characterized in that: A plurality of mounting holes (12) are formed on the housing (10), and the plurality of mounting holes (12) are arranged in a row along a transverse direction (X) of the housing (10); The connector (1) comprises a plurality of terminals, and the plurality of terminals are respectively inserted into a plurality of mounting holes (12) on the housing (10).

18. A connector assembly, characterized in that: include: The connector (1) according to any one of claims 15 to 17; and A mating connector (2) is mated with the connector (1), The mating connector comprises: The matching housing (20) is formed with a slot (21) that engages with an elastic lock buckle (11) on the housing (10); and The mating terminal is arranged in the mating housing (20) and is used for mating and connecting with the terminal of the connector (1).

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