CN216671983U

CN216671983U - Connector housing assembly, connector and connector assembly

Info

Publication number: CN216671983U
Application number: CN202123407558.6U
Authority: CN
Inventors: 黄建林; 潘峰; 朱旻杰
Original assignee: Tyco Electronics Technology SIP Ltd
Current assignee: Tyco Electronics Technology SIP Ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-06-03
Anticipated expiration: 2031-12-31

Abstract

The utility model discloses a connector housing assembly, a connector and a connector assembly. The connector housing assembly includes: an inner housing provided with a terminal mounting hole for fixedly mounting a plurality of terminals; a cable seal mounted in the inner housing for effecting a seal between the inner housing and a cable extending into the inner housing; and a housing seal member fitted over an outer side of the inner housing for effecting sealing between the inner housing and a mating housing of a mating connector. In the utility model, the cable sealing element and the shell sealing element are both arranged on the inner shell, so the structure of the connector is simplified, the installation difficulty of the cable sealing element is reduced, and the volume of the connector is reduced.

Description

Connector housing assembly, connector and connector assembly

Technical Field

The utility model relates to a connector housing assembly, a connector comprising the connector housing assembly and a connector assembly comprising the connector.

Background

In the related art, a connector for a lidar generally includes an outer housing, an inner housing provided in the outer housing, and terminals provided in the inner housing for transmitting signals (e.g., ethernet signals) and power. In the prior art, in order to achieve the waterproof sealing function, a cable sealing member is usually arranged in the inner shell, and the cable sealing member is sleeved on the cable to achieve the sealing between the cable and the outer shell. In addition, in order to achieve sealing between the housings, a housing seal for achieving sealing between the outer housing and a mating housing of the mating connector needs to be provided in the outer housing.

However, in the prior art, since the cable seal and the housing seal need to be provided in the inner housing and the outer housing, respectively, this may result in a complicated structure and an excessive volume of the connector.

SUMMERY OF THE UTILITY MODEL

An object of the present invention is to solve at least one of the above problems and disadvantages in the prior art.

According to an aspect of the present invention, there is provided a connector housing assembly including: an inner housing provided with a terminal mounting hole for fixedly mounting a plurality of terminals; a cable seal mounted in the inner housing for effecting a seal between the inner housing and a cable extending into the inner housing; and a housing seal member fitted over an outer side of the inner housing for effecting sealing between the inner housing and a mating housing of a mating connector.

According to an exemplary embodiment of the utility model, the cable seal comprises: a first cable seal for sealing a portion of the cable of the connector; and/or a second cable seal for sealing another portion of the cable of the connector.

According to another exemplary embodiment of the present invention, a first receiving cavity adapted to receive the first cable seal and a second receiving cavity adapted to receive the second cable seal are formed in the inner housing.

According to another exemplary embodiment of the present invention, a seal mounting portion adapted to mount the housing seal is formed on an outer side of the inner housing.

According to another exemplary embodiment of the present invention, the housing seal is an annular seal ring and is positioned in a seal mounting portion on an outside of the inner housing; an outer peripheral surface of the housing seal is radially spaced apart from an inner peripheral surface of an outer housing of the connector by a predetermined gap to allow the mating housing to be inserted between the housing seal and the outer housing.

According to another exemplary embodiment of the present invention, the cable seal is adapted for simultaneously sealing a plurality of different types and/or a plurality of different sizes of cables.

According to another exemplary embodiment of the utility model, the cable seal comprises a first cable seal and a second cable seal, at least two different cable through holes being formed on at least one of the first cable seal and the second cable seal.

According to another exemplary embodiment of the present invention, the connector housing assembly further comprises: a cable extending into the inner housing and passing through the cable seal, the cable including a signal cable for transmitting a signal and a power cable for transmitting power.

According to another exemplary embodiment of the present invention, the cable comprises: a first cable for transmitting a first signal; a second cable for transmitting a second signal different from the first signal; and a third cable for transmitting power.

According to another exemplary embodiment of the present invention, the connector housing assembly further comprises: a first terminal disposed in the inner housing and electrically connected with the first cable; a second terminal disposed in the inner housing and electrically connected with the second cable; and a third terminal disposed in the inner housing and electrically connected with the third cable.

According to another exemplary embodiment of the present invention, the first cable is used for transmitting an ethernet signal and is provided with a shielding layer; the connector housing assembly further includes a shield disposed in the inner housing; the shield is electrically connected with a shield layer of the first cable, and the first terminal is at least partially accommodated in the shield.

According to another exemplary embodiment of the utility model, the cable seal comprises a first cable seal and a second cable seal; a first cable through hole adapted to mate with the first cable is formed on the first cable sealing member; a second cable through-hole adapted to be fitted with the second cable and a third cable through-hole adapted to be fitted with the third cable are formed on the second cable seal.

According to another exemplary embodiment of the present invention, an outer diameter of the first cable is larger than outer diameters of the second cable and the third cable, and an inner diameter of the first cable through hole is larger than inner diameters of the second cable through hole and the third cable through hole; and the outer diameter of the third cable is larger than that of the second cable, and the inner diameter of the third cable through hole is larger than that of the second cable through hole.

According to another exemplary embodiment of the present invention, the first cable seal is an annular gasket and is fitted over the first cable; the second cable sealing element comprises a block-shaped sealing body, and the second cable through hole and the third cable through hole are formed in the sealing body.

According to another exemplary embodiment of the present invention, a locking member for locking the first terminal in the inner housing is integrally formed on the inner housing; and a slot adapted to insert a locking member is formed on the inner housing, and the second terminal and the third terminal are adapted to be locked in the inner housing by the locking member inserted in the slot.

According to another exemplary embodiment of the present invention, a mounting portion adapted to mount a shielding spring is formed on the inner housing, and the shield is adapted to be electrically connected to a counterpart shield of a counterpart connector via the shielding spring mounted on the mounting portion.

According to another aspect of the present invention, there is provided a connector including: the connector housing assembly; an outer housing in which the inner housing is at least partially received and fixedly connected to the outer housing.

According to an exemplary embodiment of the utility model, the outer housing is arranged around the housing seal and forms a circumferential gap with the housing seal for accommodating a mating connector.

According to another aspect of the present invention, there is provided a connector assembly comprising: the aforementioned connector; and a mating connector adapted to mate with the connector.

In the foregoing respective exemplary embodiments according to the present invention, both the cable seal and the housing seal are provided on the inner housing, and therefore, the present invention simplifies the structure of the connector, reduces the difficulty of installation of the cable seal, and reduces the volume of the connector.

Other objects and advantages of the present invention will become apparent from the following description of the utility model which refers to the accompanying drawings, and will assist in a comprehensive understanding of the utility model.

Drawings

FIG. 1 shows a perspective view of a connector according to an example embodiment of the utility model;

FIG. 2 shows a longitudinal cross-sectional view of a connector according to an exemplary embodiment of the present invention;

fig. 3 shows a perspective view of a connector according to an exemplary embodiment of the present invention with the outer housing removed;

fig. 4 shows a schematic view of an inner housing of a connector according to an exemplary embodiment of the utility model, showing a shielding dome;

FIG. 5 shows an exploded schematic view of a connector according to an example embodiment of the utility model;

FIG. 6 shows an exploded schematic view of an inner housing, a cable seal and a housing seal of a connector according to an example embodiment of the utility model;

FIG. 7 shows an assembled schematic view of an inner housing, a cable seal and a housing seal of a connector according to an example embodiment of the utility model;

FIG. 8 shows a schematic assembly of a cable and cable seal of a connector according to an example embodiment of the utility model;

fig. 9 shows a perspective view of the second cable seal shown in fig. 8.

Detailed Description

The technical scheme of the utility model is further specifically described by the following embodiments and the accompanying drawings. In the specification, the same or similar reference numerals denote the same or similar components. The following description of the embodiments of the utility model with reference to the 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 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 schematic form in order to simplify the drawing.

According to one general technical concept of the present invention, there is provided a connector housing assembly including: an inner housing provided with a terminal mounting hole for fixedly mounting a plurality of terminals; a cable seal mounted in the inner housing for effecting a seal between the inner housing and a cable extending into the inner housing; and a housing seal member fitted over an outer side of the inner housing for effecting sealing between the inner housing and a mating housing of a mating connector.

According to another general technical concept of the present invention, there is provided a connector, including: the connector housing assembly; and an outer housing, the inner housing being at least partially received in the outer housing and fixedly connected thereto.

Fig. 1 shows a perspective view of a connector according to an exemplary embodiment of the present invention. Fig. 2 shows a longitudinal cross-sectional view of a connector according to an exemplary embodiment of the present invention. Fig. 3 shows a perspective view of a connector according to an exemplary embodiment of the present invention, with the outer housing 100 removed. Fig. 4 shows a schematic view of an inner housing of a connector according to an exemplary embodiment of the present invention, in which a shielding dome 40 is shown. Fig. 5 shows an exploded schematic view of a connector according to an exemplary embodiment of the present invention. Fig. 6 shows an exploded schematic view of the outer housing 100,

cable seals

210, 220 and housing seal 230 of a connector according to an example embodiment of the utility model.

As shown in fig. 1 to 6, in the illustrated embodiment, a connector adapted to be connected with, for example, a lidar, is disclosed, the connector including a power terminal capable of transmitting power and a signal terminal capable of transmitting a signal. The connector includes: connector housing assembly, outer housing 100 and cable 223. The connector housing assembly includes: an inner housing 200,

cable seals

210, 220 and a housing seal 230. The inner housing 200 is at least partially received in the outer housing 100 and may be secured to the outer housing 100. The

cables

1, 2, 3 extend into the outer housing 100 and the inner housing 200 and pass through

cable seals

210, 220. The inner housing 200 is provided with

terminal mounting holes

211, 212, 213 for fixedly mounting the plurality of

terminals

10, 20, 30. The outer housing 100 is disposed around the housing seal 230 and forms a circumferential gap with the housing seal 230 for receiving a mating connector (not shown).

Fig. 7 shows an assembly schematic of an inner housing 200,

cable seals

210, 220 and a housing seal 230 of a connector according to an example embodiment of the utility model.

As shown in fig. 1 to 7, in the illustrated embodiment,

cable seals

210, 220 are accommodated in the inner housing 200 for achieving sealing between the inner housing 200 and the

cables

1, 2, 3 extending into the inner housing 200. A housing seal 230 is fitted on the outside of the inner housing 200 for sealing between the inner housing 200 and a mating housing (not shown) of a mating connector.

As shown in fig. 1-7, in the illustrated embodiment, the

cable seal

210, 220 includes: a first cable seal 210 and a second cable seal 220. The first cable seal 210 is used to seal a portion of the cable 1 of the connector. The second cable seal 220 is used to seal another part of the

cables

2, 3 of the connector.

As shown in fig. 1 to 7, in the illustrated embodiment, formed in the inner case 200 are: a first receiving chamber 201 and a second receiving chamber 202. The first receiving cavity 201 is used for receiving a first cable seal 210. The second receiving cavity 202 is for receiving a second cable seal 220. The first receiving chamber 201 and the second receiving chamber 202 of the inner case 200 are isolated from each other. A seal mounting portion 203 adapted to receive a case seal 230 is formed on the outer side of the inner case 200.

As shown in fig. 1 to 7, in the illustrated embodiment, the housing seal 230 is an annular seal ring and is positioned in the seal mounting portion 203 on the outside of the inner housing 200. The outer circumferential surface of the housing seal 230 is radially spaced apart from the inner circumferential surface of the outer housing 100 of the connector by a predetermined gap to allow a counterpart housing of the counterpart connector to be inserted between the housing seal 230 and the outer housing 100. That is, the housing seal member 230 is radially compressed between the mating housing of the mating connector and the outer circumferential wall of the inner housing 200, thereby achieving sealing therebetween.

FIG. 8 shows a schematic assembly of

cables

1, 2, 3 and

cable seals

210, 220 of a connector according to an example embodiment of the utility model; fig. 9 shows a perspective view of the second cable seal 220 shown in fig. 8.

As shown in fig. 1 to 9, in the illustrated embodiment, the cable seals 210, 220 are adapted to simultaneously seal a plurality of different types and/or a plurality of different sizes of

cables

1, 2, 3. For example, a plurality of different cable through

holes

202, 203 adapted to mate with a plurality of different types and/or different sizes of

cables

1, 2, 3, respectively, may be formed on the cable seals 210, 220.

As shown in fig. 1-9, in the illustrated embodiment, the cable seals 210, 220 include a first cable seal 210 and a second cable seal 220. At least two different cable through

holes

202, 203 are formed in at least one of the first cable seal 210 and the second cable seal 220 for cooperation with at least two different types and/or sizes of

cables

2, 3.

As shown in fig. 1 to 9, in an exemplary embodiment of the present invention, there is also disclosed a connector including: the aforementioned connector housing assembly, outer housing 100 and

cables

1, 2, 3. The inner housing 200 is at least partially accommodated in the outer housing 100. Cables 223 extend into outer housing 100 and inner housing 200 and pass through

cable seals

210, 220.

As shown in fig. 1 to 9, in the illustrated embodiment, the

cables

1, 2, 3 include

signal cables

1, 2 for transmitting signals and a power cable 3 for transmitting power. That is, the connector is a hybrid connector adapted to transmit signals and power simultaneously, for example, the connector may be a hybrid connector for connection with a lidar.

As shown in fig. 1 to 9, in the illustrated embodiment, the

cables

1, 2, 3 comprise: a first cable 1, a second cable 2 and a third cable 3. The first cable 1 is used for transmitting a first signal, for example, for transmitting an ethernet signal. The second cable 2 is used for transmitting a second signal different from the first signal, for example, for transmitting a local area network signal. The third cable 3 is used for transmitting electric power.

As shown in fig. 1-9, in the illustrated embodiment, the connector housing assembly further comprises: a first terminal 10, a second terminal 20 and a third terminal 30. The first terminal 10 is disposed in the first terminal receiving groove of the inner case 200 and electrically connected with the first cable 1. The second terminal 20 is disposed in the second terminal receiving groove of the inner housing 200 and electrically connected with the second cable 2. The third terminal 30 is disposed in the third terminal receiving groove of the inner housing 200 and electrically connected with the third cable 3.

As shown in fig. 1 to 7, in the illustrated embodiment, a locking member 240 is integrally formed on the inner housing 200, and the locking member 240 is used to lock the first terminal 10 in the inner housing 200. A slot 250 adapted to insert the locking member 300 is formed on the inner case 200. The second terminal 20 and the third terminal 30 are adapted to be locked in the inner housing 200 by the locking member 300 inserted in the insertion groove 250.

As shown in fig. 1 to 7, in the illustrated embodiment, a mounting portion 260 adapted to mount the shielding elastic piece 40 is formed on the inner housing 200. The shield 11 is adapted to be electrically connected with a counterpart shield of a counterpart connector via the shield dome 40 mounted on the mounting portion 260. In the illustrated embodiment, the shielding dome 40 has resilient arms 41 adapted to make simultaneous resilient electrical contact with the shield 11 and the counterpart shield.

As shown in fig. 1 to 9, in the illustrated embodiment, the first cable 1 is an ethernet cable for transmitting ethernet signals, and the connector housing assembly further includes a shield 11 disposed in the inner housing 200. The shield 11 is electrically connected to the shield of the first cable 1, and the first terminal 10 is at least partially accommodated in the shield 11. In this way, electromagnetic shielding can be provided for the first terminal 10, preventing signal interference.

As shown in fig. 1-9, in the illustrated embodiment, the cable seals 210, 220 include a first cable seal 210 and a second cable seal 220. A first cable through hole adapted to be fitted with the first cable 1 is formed on the first cable sealing member 210. A second cable through hole 222 adapted to be fitted with the second cable 2 and a third cable through hole 223 adapted to be fitted with the third cable 3 are formed on the second cable seal 220.

As shown in fig. 1 to 9, in the illustrated embodiment, the outer diameter of the first cable 1 is larger than the outer diameters of the second cable 2 and the third cable 3, and the inner diameter of the first cable through-hole is larger than the inner diameters of the second cable through-hole 222 and the third cable through-hole 223. The outer diameter of the third cable 3 is larger than the outer diameter of the second cable 2, and the inner diameter of the third cable through hole 223 is larger than the inner diameter of the second cable through hole 222.

As shown in fig. 1 to 9, in the illustrated embodiment, the first cable seal 210 is an annular seal ring and is fitted over the first cable 1. The second cable sealing member 220 includes a sealing body 221 in a block shape, and a second cable through hole 222 and a third cable through hole 223 are formed on the sealing body 221.

As shown in fig. 1 to 9, in an exemplary embodiment of the present invention, a connector is also disclosed, which includes an outer housing 100 and the aforementioned connector housing assembly. The inner housing 200 is at least partially received in the outer housing 100 and is fixedly coupled to the outer housing 100. The outer housing 100 is disposed around the housing seal 230 and forms a circumferential gap with the housing seal 230 for receiving a mating connector.

Although not shown, in one exemplary embodiment of the present invention, there is also disclosed a connector assembly comprising: the aforementioned connector and a mating connector adapted to mate with the aforementioned connector.

It will be appreciated by those skilled in the art that the above described embodiments are exemplary and can be modified by those skilled in the art, and that the structures described in the various embodiments can be freely combined without structural or conceptual conflicts, and that such modifications are intended to fall within the scope of the present invention.

Although the present invention has been described in connection with the accompanying drawings, the embodiments disclosed in the drawings are intended to be illustrative of preferred embodiments of the present invention and should not 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 the words "a" or "an" do not exclude a plurality. Furthermore, any reference signs in the claims shall not be construed as limiting the scope of the utility model.

Claims

1. A connector housing assembly, comprising:

an inner housing provided with a terminal mounting hole for fixedly mounting a plurality of terminals;

a cable seal mounted in the inner housing for effecting a seal between the inner housing and a cable extending into the inner housing; and

a housing seal member fitted over an outer side of the inner housing for effecting sealing between the inner housing and a mating housing of a mating connector.

2. The connector housing assembly of claim 1, wherein: the cable seal includes:

a first cable seal for sealing a portion of the cable of the connector; and/or

A second cable seal for sealing another portion of the cable of the connector.

3. The connector housing assembly of claim 2, wherein:

a first accommodating cavity suitable for accommodating the first cable sealing member and a second accommodating cavity suitable for accommodating the second cable sealing member are formed in the inner shell.

4. The connector housing assembly of claim 3, wherein:

a seal mounting portion adapted to mount the housing seal is formed on an outer side of the inner housing.

5. The connector housing assembly of claim 3, wherein:

the housing seal is an annular seal ring and is positioned in a seal mounting portion on the outside of the inner housing;

an outer peripheral surface of the housing seal is radially spaced apart from an inner peripheral surface of an outer housing of the connector by a predetermined gap to allow the mating housing to be inserted between the housing seal and the outer housing.

6. The connector housing assembly of claim 1, wherein:

the cable seal is adapted to simultaneously seal a plurality of different types and/or a plurality of different sizes of cables.

7. The connector housing assembly of claim 6, wherein:

the cable seal comprises a first cable seal and a second cable seal,

at least two different cable through holes are formed on at least one of the first cable seal and the second cable seal.

8. The connector housing assembly of any one of claims 1 to 7, further comprising:

a cable extending into the inner housing and through the cable seal,

the cable includes a signal cable for transmitting a signal and a power cable for transmitting power.

9. The connector housing assembly of claim 8, wherein: the cable includes:

a first cable for transmitting a first signal;

a second cable for transmitting a second signal different from the first signal; and

and a third cable for transmitting power.

10. The connector housing assembly of claim 9, further comprising:

a first terminal provided in the inner housing and electrically connected with the first cable;

a second terminal disposed in the inner housing and electrically connected with the second cable; and

a third terminal disposed in the inner housing and electrically connected with the third cable.

11. The connector housing assembly of claim 10, wherein:

the first cable is used for transmitting Ethernet signals and is provided with a shielding layer;

the connector housing assembly further includes a shield disposed in the inner housing;

the shield is electrically connected with a shield layer of the first cable, and the first terminal is at least partially accommodated in the shield.

12. The connector housing assembly of claim 9, wherein:

the cable seal includes a first cable seal and a second cable seal;

a first cable through hole adapted to mate with the first cable is formed on the first cable sealing member;

a second cable through-hole adapted to be fitted with the second cable and a third cable through-hole adapted to be fitted with the third cable are formed on the second cable seal.

13. The connector housing assembly of claim 12, wherein:

the outer diameter of the first cable is larger than the outer diameters of the second cable and the third cable, and the inner diameter of the first cable through hole is larger than the inner diameters of the second cable through hole and the third cable through hole; and is provided with

The outer diameter of the third cable is larger than that of the second cable, and the inner diameter of the third cable through hole is larger than that of the second cable through hole.

14. The connector housing assembly of claim 12, wherein:

the first cable sealing element is an annular sealing ring and is sleeved on the first cable;

the second cable sealing element comprises a block-shaped sealing body, and the second cable through hole and the third cable through hole are formed in the sealing body.

15. The connector housing assembly of claim 10, wherein:

a locking piece is integrally formed on the inner shell and used for locking the first terminal in the inner shell; and is

A slot adapted to insert a locking member is formed in the inner housing, and the second terminal and the third terminal are adapted to be locked in the inner housing by the locking member inserted in the slot.

16. The connector housing assembly of claim 11, wherein:

an installation part suitable for installing a shielding elastic sheet is formed on the inner shell, and the shielding piece is suitable for being electrically connected with a matching shielding piece of a matching connector through the shielding elastic sheet installed on the installation part.

17. A connector, comprising:

the connector housing assembly of any one of claims 1 to 16; and

an outer housing in which the inner housing is at least partially received and fixedly connected to the outer housing.

18. The connector of claim 17, wherein:

the outer housing is disposed about the housing seal and forms a circumferential gap with the housing seal for receiving a mating connector.

19. A connector assembly, comprising:

the connector of any one of claims 17-18; and

a mating connector adapted to mate with the connector.