Connector housing, connector and connector assembly

Abstract

The utility model discloses a connector housing. The connector housing includes a housing main body, has opposite front and rear ports in its longitudinal direction (Y) and a plurality of slots extending along its longitudinal direction (Y) and arranged in its transverse direction (X). Each of the plurality of slots includes a vertical (Z) opening at the front port. One of the two transversely adjacent slots is in a first orientation, and the other is in a second orientation. The openings of the slot in the first orientation and the slot in the second orientation face each other in vertically (Z) opposite directions. The two transversely adjacent slots are not in communication with each other, all the slots in the first orientation are in communication with each other in the front port, and all the slots in the second orientation are in communication with each other in the front port. The arrangement of the slots in the housing main body increases the creepage distance between adjacent terminals and improves the electrical performance of the connector. The utility model also discloses a connector including the above-mentioned connector housing and a connector assembly including the connector.

Description

Technical Field

[0001] This utility model relates to a connecting housing, a connector, and a connector assembly. Background Technology

[0002] In the prior art, connectors typically include a housing and multiple terminals. Multiple slots arranged in a row are formed in the housing, and the terminals are inserted into these slots. To reliably lock the terminals into the slots of the housing, terminal retainers are provided to simultaneously lock the multiple terminals into the multiple slots, preventing the terminals from being pulled out. In the prior art, the multiple slots are arranged laterally along the housing and are interconnected. The retaining structure of the terminal retainer, extending laterally along the housing, is inserted into the multiple slots and abuts against the multiple terminals in the slots. This slot structure in the prior art results in a very short creepage distance between adjacent slots, failing to meet specified electrical performance requirements. Utility Model Content

[0003] The purpose of this utility model is to solve at least one aspect of the aforementioned problems and defects existing in the prior art.

[0004] According to a first aspect of the present invention, a connector housing is provided. The connector housing includes a housing body having a front port and a rear port opposite each other in its longitudinal direction (Y) and a plurality of slots extending along its longitudinal direction (Y) and arranged in its transverse direction (X). Each of the plurality of slots includes a vertical opening at the front port. One of two transversely adjacent slots is in a first orientation, and the other is in a second orientation. The openings of the slot in the first orientation and the slot in the second orientation face directions opposite to each other in the vertical direction (Z). Two transversely adjacent slots are not in communication with each other, all slots in the first orientation are in communication with each other in the front port, and all slots in the second orientation are in communication with each other in the front port.

[0005] According to an exemplary embodiment of the present invention, the connector housing further includes a plurality of locking spring arms, each formed in one of the plurality of slots, for locking a plurality of terminals in the plurality of slots respectively. The locking spring arms are adapted to deflect between a locked position engaged with the terminals and an unlocked position disengaged from the terminals, and are adapted to be held in the locked position by a terminal retainer inserted into the front port to prevent accidental unlocking of the locking spring arms.

[0006] According to an exemplary embodiment of the present invention, the connecting ends of the plurality of locking spring arms are connected to the housing body and extend from the connecting ends toward the front port of the housing body to the free end, thereby being adapted to elastically deflect around the free end between the locked position and the unlocked position.

[0007] According to an exemplary embodiment of the present invention, the plurality of locking spring arms have blocking portions for preventing the plurality of terminals inserted into the plurality of slots from moving toward the rear port of the housing body.

[0008] According to an exemplary embodiment of the present invention, the housing body includes insulating spacers disposed therein. The insulating spacers extend in a generally square-wave pattern along the transverse direction of the housing body to form the plurality of slots.

[0009] According to an exemplary embodiment of the present invention, the insulating spacer is connected to both sides of the shell body in the lateral direction and spaced apart from both sides of the shell body in the vertical direction.

[0010] According to an exemplary embodiment of the present invention, the insulating spacer forms a baffle in the front port of the housing body to prevent the plurality of terminals inserted into the plurality of slots from moving toward the front port of the housing body.

[0011] According to an exemplary embodiment of the present invention, the connector housing further includes a first snap-fit ​​structure formed on the outer side of the housing body for snap-fitting with a first snap-fit ​​mating structure on the terminal retainer.

[0012] According to an exemplary embodiment of the present invention, the first snap-fit ​​structure is a protrusion, the first snap-fit ​​mating structure is a slot, and the protrusion is adapted to snap into the slot.

[0013] According to an exemplary embodiment of the present invention, the connector housing further includes a second snap-fit ​​structure connected to the outside of the housing body for snap-fitting with the second snap-fit ​​mating structure on the mating housing of the mating connector.

[0014] According to an exemplary embodiment of the present invention, the second snap-fit ​​structure is a cantilever with a snap-fit ​​opening, the second snap-fit ​​engagement structure is a snap-fit ​​protrusion, and the snap-fit ​​opening of the cantilever is adapted to snap-fit ​​with the snap-fit ​​protrusion.

[0015] According to a second aspect of the present invention, a connector is provided. The connector includes a connector housing according to the present invention; a plurality of terminals, respectively locked in a plurality of slots in the body of the connector housing by a plurality of locking spring arms; a plurality of cables, respectively connected to the plurality of terminals and extending from a rear port of the body; and a terminal retainer inserted into a front port of the body, having a first insertion portion and a second insertion portion on both sides along the vertical direction of the body. The first insertion portion and the second insertion portion extend into the slots in the first and second orientations, respectively, to hold the locking spring arms in the first and second orientations in a locked position to prevent accidental unlocking of the locking spring arms.

[0016] According to an exemplary embodiment of the present invention, the terminal retainer includes a cover plate. The cover plate has two sides along the vertical direction of the housing body that are respectively connected to the first insertion portion and the second insertion portion. The cover plate covers the front port of the housing body and has multiple through holes that communicate with the openings of the multiple slots.

[0017] According to an exemplary embodiment of the present invention, the first insertion part and the second insertion part each include: a locking leg, which is inserted between the corresponding locking spring arm and the housing body and holds the locking spring arm in the locked position; and an abutment part, which is connected between the cover plate and the locking leg and abuts against the terminal.

[0018] According to an exemplary embodiment of the present invention, the first insertion portion and the second insertion portion each further include a connecting portion connected between adjacent abutting portions. The abutting portions protrude beyond the connecting portions toward the terminal. The connecting portions are inserted between the insulating spacer and the housing body of the connector housing.

[0019] According to an exemplary embodiment of the present invention, the terminal retainer includes connecting arms connected to opposite sides of the cover plate. A slot is formed on the connecting arm, and a protrusion on the connector housing is engaged in the slot.

[0020] According to an exemplary embodiment of the present invention, two slots are formed on the connecting arm, and the two slots are distributed along the longitudinal direction of the shell body.

[0021] According to an exemplary embodiment of the present invention, the connector further includes a rear end cover, which is mounted to the connector housing and covers the rear port of the housing body. The rear end cover has a plurality of cable holes through which the plurality of cables extend.

[0022] According to an exemplary embodiment of the present invention, the connector further includes a cable seal, which is received in the rear port of the housing body to achieve a seal between the plurality of cables and the housing body.

[0023] According to a third aspect of the present invention, a connector assembly is provided. The connector assembly includes a connector according to the present invention; and a mating connector that mates with the connector.

[0024] According to an exemplary embodiment of the present invention, the connector assembly further includes a sealing ring, which is sleeved on the outside of the housing body of the connector to achieve a seal between the connector and the mating connector.

[0025] According to an exemplary embodiment of the present invention, the mating housing of the mating connector has a snap-fit ​​protrusion that snaps into a snap-fit ​​opening on the cantilever of the connector housing to connect the connector and the mating connector.

[0026] In the foregoing embodiments of the present invention, two adjacent slots of the housing body are located in different orientations and are not connected to each other, thereby greatly increasing the creepage distance between adjacent terminals and improving the electrical performance of the connector.

[0027] Other objects and advantages of the present invention will become apparent from the following description of the invention with reference to the accompanying drawings, and will help to provide a comprehensive understanding of the invention. Attached Figure Description

[0028] Figure 1 A perspective view of a connector assembly according to an exemplary embodiment of this application is shown; Figure 2 show Figure 1 An exploded view of the connector components in the image; Figure 3 show Figure 2 A three-dimensional schematic diagram of the connector assembly shown. Figure 4 show Figure 3 A front perspective perspective view of the connector housing shown. Figure 5 show Figure 4 A rear-view perspective view of the connector housing. Figure 6 show Figure 4 The connector housing in the middle Figure 3 The sectional view of the BB line is shown below; Figure 7 yes Figure 3 A three-dimensional schematic diagram of the terminal retainer of the connector shown; Figure 8 yes Figure 3 The connector shown is a cross-sectional view along line AA. Figure 9 yes Figure 3 The connector shown is a cross-sectional view along line BB. Detailed Implementation

[0029] The technical solution of this utility model will be further described in detail below through embodiments and in conjunction with the accompanying drawings. In this specification, the same or similar reference numerals indicate the same or similar components. The following description of the embodiments of this utility model with reference to the accompanying drawings is intended to explain the overall inventive concept of this utility model and should not be construed as a limitation thereof.

[0030] Furthermore, in the following detailed description, numerous specific details are set forth for ease of explanation to provide a thorough understanding of the embodiments disclosed herein. However, it will be apparent that one or more embodiments may be practiced without these specific details. In other instances, well-known structures and apparatuses are illustrated to simplify the figures.

[0031] According to a general technical concept of the present invention, a connector housing is provided. The connector housing includes a housing body having a front port and a rear port opposite each other in its longitudinal direction (Y) and a plurality of slots extending along its longitudinal direction (Y) and arranged in its transverse direction (X). Each of the plurality of slots includes a vertical opening at the front port. One of two transversely adjacent slots is located in a first orientation, and the other in a second orientation. The openings of the slot in the first orientation and the slot in the second orientation face directions opposite to each other in the vertical direction (Z). Two transversely adjacent slots are not in communication with each other, all slots in the first orientation are in communication with each other in the front port, and all slots in the second orientation are in communication with each other in the front port.

[0032] According to another general technical concept of the present invention, a connector is provided. The connector includes a connector housing according to the present invention; a plurality of terminals, respectively locked in a plurality of slots in the body of the connector housing by a plurality of locking spring arms; a plurality of cables, respectively connected to the plurality of terminals and extending from a rear port of the body; and a terminal retainer inserted into a front port of the body, having a first insertion portion and a second insertion portion on both sides along the vertical direction of the body. The first insertion portion and the second insertion portion extend into the slots in the first and second orientations, respectively, to hold the locking spring arms in the first and second orientations in a locked position, respectively, to prevent the locking spring arms from being accidentally unlocked.

[0033] According to another general technical concept of the present invention, a connector assembly is provided. The connector assembly includes a connector according to the present invention; and a mating connector that mates with the connector.

[0034] Figure 1 A perspective view of a connector assembly according to an exemplary embodiment of this application is shown. Figure 2 show Figure 1 An exploded view of the connector components. Figure 3 show Figure 2 A three-dimensional schematic diagram of the connector assembly shown. Figure 4 show Figure 3 A front perspective perspective view of the connector housing shown. Figure 5 show Figure 4 A rear-view perspective view of the connector housing. Figure 6 show Figure 4 The connector housing in the middle Figure 3 The diagram shows a cross-sectional view of the BB line. Figure 7 yes Figure 3 A three-dimensional schematic diagram of the terminal retainer of the connector shown. Figure 8 yes Figure 3 The connector shown is a cross-sectional view along line AA. Figure 9 yes Figure 3 The connector shown is a cross-sectional view along line BB.

[0035] like Figures 1 to 9 As shown, in an exemplary embodiment of the present invention, a connector housing 11 is disclosed. The connector housing 11 includes a housing body 110. The housing body 110 has a front port 110a and a rear port 110b opposite each other in its longitudinal direction (Y) and a plurality of slots 112 extending in its longitudinal direction (Y) and arranged in its transverse direction (X). Each of the plurality of slots 112 includes a vertical (Z) opening 112a at the front port 110a. One of two transversely adjacent slots 112 is in a first orientation and the other is in a second orientation. The openings 112a of the slot 112 in the first orientation and the slot 112 in the second orientation face vertically opposite directions to each other. Two transversely adjacent slots 112 are not in communication with each other, all slots 112 in the first orientation are in communication with each other in the front port 110a, and all slots 112 in the second orientation are in communication with each other in the front port 110a.

[0036] like Figures 1 to 9As shown, in an exemplary embodiment of the present invention, the connector housing 11 further includes a plurality of locking spring arms 116. The plurality of locking spring arms 116 are respectively formed in a plurality of slots 112 for locking a plurality of terminals 14 into the plurality of slots 112. The locking spring arms 116 are adapted to resiliently deflect between a locked position engaged with a terminal 14 and an unlocked position disengaged from a terminal 14, and are adapted to be held in the locked position by the terminal retainer 12 inserted into the front port 110a to prevent the locking spring arms 116 from being accidentally unlocked.

[0037] like Figures 1 to 9 As shown, in the illustrated embodiment, the connecting ends of a plurality of locking spring arms 116 are connected to the housing body 110 and extend from the connecting ends toward the front port 110a of the housing body 110 to the free end, thereby being adapted to elastically deflect about their free ends between their locked and unlocked positions.

[0038] like Figures 1 to 9 As shown, in the illustrated embodiment, the plurality of locking spring arms 116 have blocking portions 116a for preventing the plurality of terminals 14 inserted into the plurality of slots 112 from moving toward the rear port 110b of the housing body 110.

[0039] like Figures 1 to 9 As shown in the illustrated embodiment, the housing body 110 includes an insulating spacer 113 disposed therein. The insulating spacer 113 extends in a generally square-wave pattern along the transverse direction of the housing body 110 to form a plurality of slots 112.

[0040] like Figures 1 to 9 As shown in the illustrated embodiment, the insulating spacer 113 is connected to both sides of the housing body 110 in the lateral direction and spaced apart from both sides of the housing body 110 in the vertical direction.

[0041] like Figures 1 to 9 As shown, in the illustrated embodiment, the insulating spacer 113 forms a baffle 113a in the front port 110a of the housing body 110 to prevent the plurality of terminals 14 inserted into the plurality of slots 112 from moving toward the front port 110a of the housing body 110.

[0042] like Figures 1 to 9 As shown in the illustrated embodiment, the connector housing 11 further includes a first snap-fit ​​structure formed on the outer side of the housing body 110 for snap-fitting with the first snap-fit ​​mating structure on the terminal retainer 12.

[0043] like Figures 1 to 9 As shown in the illustrated embodiment, the first snap-fit ​​structure is a protrusion 117, and the first snap-fit ​​mating structure is a slot 127. The protrusion 117 is adapted to snap into the slot 127.

[0044] like Figures 1 to 9As shown in the illustrated embodiment, the connector housing 11 further includes a second snap-fit ​​structure connected to the outside of the housing body 110 for snap-fitting with the second snap-fit ​​mating structure on the mating housing 21 of the mating connector 2.

[0045] like Figures 1 to 9 As shown in the illustrated embodiment, the second snap-fit ​​structure is a cantilever 118 with a snap-fit ​​opening 119, and the second snap-fit ​​engagement structure is a snap-fit ​​protrusion 22. The snap-fit ​​opening 119 of the cantilever 118 is adapted to snap-fit ​​with the snap-fit ​​protrusion 22.

[0046] In another exemplary embodiment of this utility model, a connector 1 is disclosed. The connector 1 includes a connector housing 11, a plurality of terminals 14, a plurality of cables 13, and a terminal retainer 12. The plurality of terminals 14 are respectively locked into a plurality of slots 112 in the main body 110 of the connector housing 11 by a plurality of locking spring arms 116 of the connector housing 11. The plurality of cables 13 are respectively connected to the plurality of terminals 14 and extend from the rear port 110b of the main body 110. The terminal retainer 12 is inserted into the front port 110a of the main body 110 and has a first insertion portion 122a and a second insertion portion 122b on both sides along the vertical direction of the main body 110. The first insertion portion 122a and the second insertion portion 122b extend into the first slot 112 and the second slot 112 respectively, to hold the locking spring arms 116 in the first slot 112 and the second slot 112 in the locked position, respectively, to prevent the locking spring arms 116 from being accidentally unlocked.

[0047] like Figures 1 to 9 As shown in the illustrated embodiment, the terminal retainer 12 includes a cover plate 121. The two sides of the cover plate 121 along the vertical Z direction of the housing body 110 are respectively connected to the first insertion portion 122a and the second insertion portion 122b. The cover plate 121 covers the front port 110a of the housing body 110 and has multiple through holes 126 that communicate with the openings 112a of multiple slots 112.

[0048] like Figures 1 to 9 As shown in the illustrated embodiment, the first insertion portion 122a and the second insertion portion 122b each include a locking leg 124 and an abutment portion 123. The locking leg 124 is inserted between the corresponding locking spring arm 116 and the housing body 110, and holds the locking spring arm 116 in the locked position. The abutment portion 123 connects the cover plate 121 and the locking leg 124, and abuts against the terminal 14.

[0049] like Figures 1 to 9As shown in the illustrated embodiment, the first insertion portion 122a and the second insertion portion 122b each further include a connecting portion 125, which connects between adjacent abutment portions 123. The abutment portions 123 protrude beyond the connecting portions 125 toward the terminal 14. The connecting portions 125 are inserted between the insulating spacer 113 and the housing body 110 of the connector housing 11.

[0050] like Figures 1 to 9 As shown in the illustrated embodiment, the terminal retainer 12 includes connecting arms 128 connected to opposite sides of the cover plate 121. A slot 127 is formed on the connecting arm 128, and a protrusion 117 on the connector housing 11 is engaged in the slot 127.

[0051] like Figures 1 to 9 As shown in the illustrated embodiment, two slots 127 are formed on the connecting arm 128, and the two slots 127 are distributed along the longitudinal direction of the shell body 110.

[0052] like Figures 1 to 9 As shown in the illustrated embodiment, connector 1 further includes a rear end cover 15, which is mounted to connector housing 11 and covers the rear port 110b of housing body 110. The rear end cover 15 has a plurality of cable holes 151 through which a plurality of cables 13 extend.

[0053] like Figures 1 to 9 As shown, in the illustrated embodiment, the connector 1 further includes a cable seal 16, which is housed in the rear port 110b of the housing body 110 to achieve a seal between the plurality of cables 13 and the housing body 110.

[0054] In another exemplary embodiment of the present invention, a connector assembly is disclosed, which includes a connector 1 and a mating connector 2, wherein the mating connector 2 mates with the connector 1.

[0055] like Figures 1 to 9 As shown in the illustrated embodiment, the connector assembly further includes a sealing ring 3, which is fitted onto the outside of the housing body 110 of the connector 1 to achieve a seal between the connector 1 and the mating connector 2.

[0056] like Figures 1 to 9 As shown in the illustrated embodiment, the mating housing 21 of the mating connector 2 has a snap-fit ​​protrusion 22 that snaps into the snap-fit ​​opening 119 on the cantilever 118 of the connector housing 11 to connect the connector 1 and the mating connector 2.

[0057] Those skilled in the art will understand that the embodiments described above are exemplary and can be improved upon. The structures described in the various embodiments can be freely combined without causing structural or principle conflicts, and these changes should fall within the protection scope of this utility model.

[0058] Although the present invention has been described in conjunction with the accompanying drawings, the embodiments disclosed in the drawings are intended to illustrate preferred embodiments of the present invention and should not be construed as a limitation thereof.

[0059] While some embodiments of the general concept of this utility model have been shown and described, those skilled in the art will understand that changes may be made to these embodiments without departing from the principles and spirit of the general concept of this utility model, the scope of which is defined by the claims and their equivalents.

[0060] It should be noted that the word "comprising" does not exclude other elements or steps, and the words "a" or "an" do not exclude multiple elements. Furthermore, any reference numerals in the claims should not be construed as limiting the scope of this invention.

Claims

1. A connector housing, characterized in that, include: The shell body (110) has a front port (110a) and a rear port (110b) opposite each other in its longitudinal direction (Y) and a plurality of slots (112) extending in its longitudinal direction (Y) and arranged in its transverse direction (X), each of the plurality of slots (112) including a vertical (Z) opening (112a) at the front port (110a). Among them, one of the two horizontally adjacent slots (112) is in the first position and the other is in the second position. The openings (112a) of the slot (112) in the first position and the slot (112) in the second position face opposite vertical directions. The two horizontally adjacent slots (112) are not connected to each other. All the slots (112) in the first position are connected to each other in the front port (110a), and all the slots (112) in the second position are connected to each other in the front port (110a).

2. The connector housing according to claim 1, characterized in that, Further includes: Multiple locking spring arms (116) are respectively formed in the multiple slots (112) for locking multiple terminals (14) in the multiple slots (112); The locking spring arm (116) is adapted to resiliently deflect between a locked position engaged with the terminal (14) and an unlocked position separated from the terminal (14), and is adapted to be held in the locked position by a terminal retainer (12) inserted into the front port (110a) to prevent the locking spring arm (116) from being accidentally unlocked.

3. The connector housing according to claim 2, characterized in that, The connecting ends of the plurality of locking spring arms (116) are connected to the housing body (110) and extend from the connecting ends toward the front port (110a) of the housing body (110) to the free end, thereby being adapted to elastically deflect about the free end between the locked position and the unlocked position.

4. The connector housing according to claim 3, characterized in that, The plurality of locking spring arms (116) have a blocking portion (116a) for preventing the plurality of terminals (14) inserted in the plurality of slots (112) from moving toward the rear port (110b) of the housing body (110).

5. The connector housing according to claim 1, characterized in that... , The housing body (110) includes an insulating spacer (113) disposed therein, the insulating spacer (113) extending in a generally square-wave pattern along the transverse direction of the housing body (110) to form the plurality of slots (112).

6. The connector housing according to claim 5, characterized in that... , The insulating spacer (113) is connected to both sides of the shell body (110) in the lateral direction and is spaced apart from both sides of the shell body (110) in the vertical direction.

7. The connector housing according to claim 6, characterized in that, The insulating spacer (113) has a baffle (113a) formed in the front port (110a) of the housing body (110) to prevent the plurality of terminals (14) inserted in the plurality of slots (112) from moving toward the front port (110a) of the housing body (110).

8. The connector housing according to claim 2, characterized in that... Also includes: A first snap-fit ​​structure is formed on the outside of the housing body (110) for snap-fitting with a first snap-fit ​​mating structure on the terminal retainer (12).

9. The connector housing according to claim 8, characterized in that, The first snap-fit ​​structure is a protrusion (117), and the first snap-fit ​​mating structure is a slot (127). The protrusion (117) is adapted to snap into the slot (127).

10. The connector housing according to claim 1, characterized in that... Also includes: The second snap-fit ​​structure is connected to the outside of the shell body (110) and is used to snap-fit ​​with the second snap-fit ​​mating structure on the mating shell (21) of the mating connector (2).

11. The connector housing according to claim 10, characterized in that, The second snap-fit ​​structure is a cantilever (118) with a snap-fit ​​opening (119), and the second snap-fit ​​engagement structure is a snap-fit ​​protrusion (22). The snap-fit ​​opening (119) of the cantilever (118) is adapted to snap-fit ​​with the snap-fit ​​protrusion (22).

12. A connector, characterized in that... include: Connector housing (11) according to any one of claims 1-11; Multiple terminals (14) are respectively locked in multiple slots (112) of the shell body (110) of the connector housing (11) by multiple locking spring arms (116); Multiple cables (13), respectively connected to the multiple terminals (14), extend from the rear port (110b) of the housing body (110); and Terminal retainer (12) is inserted into the front port (110a) of the housing body (110) and has a first insertion part (122a) and a second insertion part (122b) on both sides along the vertical direction of the housing body (110). The first insertion part (122a) and the second insertion part (122b) extend into the first slot (112) and the second slot (112) respectively, so as to keep the locking spring arm (116) in the first slot (112) and the locking spring arm (116) in the second slot (112) in the locked position, so as to prevent the locking spring arm (116) from being accidentally unlocked.

13. The connector according to claim 12, characterized in that, The terminal retainer (12) includes a cover plate (121), the two sides of the cover plate (121) along the vertical direction of the shell body (110) are respectively connected to the first insertion part (122a) and the second insertion part (122b), the cover plate (121) covers the front port (110a) of the shell body (110) and forms a plurality of through holes (126), which are respectively connected to the openings (112a) of the plurality of slots (112).

14. The connector according to claim 13, characterized in that, The first insertion part (122a) and the second insertion part (122b) each include: A locking leg (124) is inserted between the corresponding locking spring arm (116) and the housing body (110) and holds the locking spring arm (116) in the locked position; and The abutment part (123) is connected between the cover plate (121) and the locking leg (124) and abuts against the terminal (14).

15. The connector according to claim 14, characterized in that, The first insertion portion (122a) and the second insertion portion (122b) each further include a connecting portion (125) connected between adjacent abutting portions (123), the abutting portions (123) protruding beyond the connecting portions (125) toward the terminal (14), the connecting portions (125) being inserted between the insulating spacer (113) and the housing body (110) of the connector housing (11).

16. The connector according to claim 15, characterized in that, The terminal retainer (12) includes a connecting arm (128) connected to opposite sides of the cover plate (121), and a slot (127) is formed on the connecting arm (128), and a protrusion (117) on the connector housing (11) is engaged in the slot (127).

17. The connector according to claim 16, characterized in that, Two slots (127) are formed on the connecting arm (128), and the two slots (127) are distributed longitudinally along the shell body (110).

18. The connector according to claim 12, characterized in that... Also includes: A rear end cover (15) is installed to the connector housing (11) and covers the rear port (110b) of the housing body (110). A plurality of cable holes (151) are formed on the rear end cover (15), and a plurality of cables (13) extend from the plurality of cable holes (151).

19. The connector according to claim 12, characterized in that... It also includes, A cable seal (16) is housed in the rear port (110b) of the housing body (110) to achieve a seal between the plurality of cables (13) and the housing body (110).

20. A connector assembly, characterized in that... include: Connector (1) according to any one of claims 12-19; and The mating connector (2) is mated with the connector (1).

21. The connector assembly according to claim 20, characterized in that... Also includes: A sealing ring (3) is fitted on the outside of the shell body (110) of the connector (1) to achieve a seal between the connector (1) and the mating connector (2).

22. The connector assembly according to claim 21, characterized in that, The mating housing (21) of the mating connector (2) has a snap-fit ​​protrusion (22) that snaps into the snap-fit ​​opening (119) on the cantilever (118) of the connector housing (11) to connect the connector (1) and the mating connector (2).

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