Connector housing assembly, connector, and connector assembly

Abstract

To provide a connector housing assembly whose structure is simplified to reduce the volume.SOLUTION: A connector housing assembly comprises: an inner housing 200 formed with a terminal attachment hole for fixing and attaching a plurality of terminals; a cable seal 210, 220 for achieving sealing between the inner housing and a cable 1 extending into the inner housing, being mounted on the inner housing; and a housing seal 230 for achieving sealing between the inner housing and a mating housing of a mating connector, being fitted to the outside of the inner housing. Both the cable seal and the housing seal are provided on the inner housing.SELECTED DRAWING: Figure 3

Description

[Technical Field]

[0001] CROSS-REFERENCE TO RELATED APPLICATIONS This application claims the benefit of Chinese Patent Application No. CN202111665088.5, filed with the State Intellectual Property Office of China on December 31, 2021, the entire disclosure of which is incorporated herein by reference.

[0002] The present invention relates to a connector housing assembly, a connector including the connector housing assembly, and a connector assembly including the connector. [Background technology]

[0003] In the prior art, a laser radar connector generally includes an outer housing, an inner housing provided within the outer housing, and terminals provided on the inner housing for transmitting signals (e.g., Ethernet signals) and power. In the prior art, to achieve a waterproof sealing function, a cable seal is usually provided on the inner housing, and the cable seal is fitted onto a cable to achieve a seal between the cable and the housing. In addition, a housing seal is also required on the outer housing to achieve a seal between the outer housing and the mating housing of the mating connector.

[0004] However, in the prior art, it is necessary to provide a cable seal and a housing seal on the inner housing and the outer housing, respectively, which makes the connector structure complicated and too bulky. Summary of the Invention [Problem to be solved by the invention]

[0005] The present invention has been made to overcome or mitigate at least one aspect of the above disadvantages. [Means for solving the problem]

[0006] According to an aspect of the present invention, there is provided a connector housing assembly including an inner housing having terminal mounting holes for fixedly mounting a plurality of terminals, a cable seal attached to the inner housing for providing a seal between the inner housing and a cable extending within the inner housing, and a housing seal fitted to the outside of the inner housing for providing a seal between the inner housing and a mating housing of a mating connector.

[0007] According to an exemplary embodiment of the present invention, the cable seal includes a first cable seal for sealing some cables of the connector and / or a second cable seal for sealing other cables of the connector.

[0008] According to another exemplary embodiment of the present invention, a first accommodating chamber configured to accommodate a first cable seal and a second accommodating chamber configured to accommodate a second cable seal are formed in the inner housing.

[0009] According to another exemplary embodiment of the present invention, a seal mount configured to mount a housing seal is formed on the exterior of the inner housing.

[0010] According to another exemplary embodiment of the present invention, the housing seal is a seal ring disposed in a seal mounting portion formed on the outside of the inner housing, and the outer peripheral surface of the housing seal is radially spaced a predetermined gap from the inner peripheral surface of the outer housing of the connector so that the mating housing can be inserted between the housing seal and the outer housing.

[0011] According to another exemplary embodiment of the present invention, the cable seal is configured to simultaneously seal a plurality of different types and / or a plurality of different sizes of cables.

[0012] According to another exemplary embodiment of the present invention, the cable seal includes a first cable seal and a second cable seal, and at least two different cable through holes are formed in at least one of the first cable seal and the second cable seal.

[0013] In accordance with another exemplary embodiment of the present invention, the connector housing assembly further includes cables extending into the inner housing and through the cable seal, the cables including a signal cable for transmitting signals and a power cable for transmitting power.

[0014] According to another exemplary embodiment of the present invention, 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 a third cable for transmitting power.

[0015] According to another exemplary embodiment of the present invention, the connector housing assembly further comprises a first terminal provided in the inner housing and electrically connected to a first cable, a second terminal provided in the inner housing and electrically connected to a second cable, and a third terminal provided in the inner housing and electrically connected to a third cable.

[0016] According to another exemplary embodiment of the present invention, the connector housing assembly further comprises a shield disposed on the inner housing, wherein the first cable is used to transmit Ethernet signals and has a shielding layer, the shielding being electrically connected to the shielding layer of the first cable, and the first terminal is at least partially housed in the shielding.

[0017] According to another exemplary embodiment of the present invention, a cable seal includes a first cable seal and a second cable seal, wherein a first cable through hole configured to mate with a first cable is formed in the first cable seal, and a second cable through hole configured to mate with a second cable and a third cable through hole configured to mate with a third cable are formed in the second cable seal.

[0018] According to another exemplary embodiment of the present invention, the outer diameter of the first cable is larger than the outer diameters of the second cable and the third cable, 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, the outer diameter of the third cable is larger than the outer diameter of the second cable, and the inner diameter of the third cable through hole is larger than the inner diameter of the second cable through hole.

[0019] According to another exemplary embodiment of the present invention, the first cable seal is a seal ring and is fitted to the first cable, and the second cable seal includes a block-shaped seal body having a second cable through hole and a third cable through hole formed therein.

[0020] According to another exemplary embodiment of the present invention, a resilient latch for locking the first terminal to the inner housing is integrally formed on the inner housing, a slot for inserting a locking member is formed on the inner housing, and the second terminal and the third terminal are configured to be locked to the inner housing by the locking member inserted into the slot.

[0021] According to another exemplary embodiment of the present invention, the inner housing is formed with a mounting portion configured to mount a shield spring tab, and the shield is configured to electrically connect to a mating shield of a mating connector via the shield spring tab attached to the mounting portion.

[0022] According to another aspect of the present invention, there is provided a connector comprising the connector housing assembly described above and an outer housing, wherein the inner housing is at least partially received within the outer housing and fixedly connected to the outer housing.

[0023] In accordance with an exemplary embodiment of the present invention, an outer housing is disposed about the housing seal, forming a gap between the outer housing and the housing seal for receiving a mating housing of a mating connector.

[0024] According to another aspect of the present invention, there is provided a connector assembly comprising the connector described above and a mating connector configured to mate with the connector.

[0025] In the above exemplary embodiment according to the present invention, both the cable seal and the housing seal are provided on the inner housing, thus simplifying the structure of the connector, reducing the difficulty of installing the cable seal, and reducing the volume of the connector.

[0026] These and other features of the present invention will become more apparent from the detailed description of illustrative embodiments taken in conjunction with the accompanying drawings. [Brief explanation of the drawings]

[0027] [Figure 1] 1 is an exemplary perspective view of a connector according to an exemplary embodiment of the present invention; [Figure 2] 1 is a longitudinal cross-sectional view of a connector according to an exemplary embodiment of the present invention. [Figure 3] 1 is an exemplary perspective view of a connector according to an exemplary embodiment of the present invention with the outer housing removed; [Figure 4] 1 is an illustration of an inner housing of a connector according to an exemplary embodiment of the present invention showing a shield spring tab. [Figure 5] 1 is an exemplary exploded view of a connector according to an exemplary embodiment of the present invention. [Figure 6] 2 is an exemplary exploded view of an inner housing, a cable seal, and a housing seal of a connector according to an exemplary embodiment of the present invention. [Figure 7] 1 is an exemplary assembly view of an inner housing, a cable seal, and a housing seal of a connector according to an exemplary embodiment of the present invention. [Figure 8] 1 is an exemplary assembly view of a cable and cable seal of a connector according to an exemplary embodiment of the present invention. [Figure 9] FIG. 9 is an exemplary perspective view of the second cable seal shown in FIG. 8. DETAILED DESCRIPTION OF THE INVENTION

[0028] Exemplary embodiments of the present disclosure will now be described in detail with reference to the accompanying drawings. Like reference numerals refer to like elements throughout the drawings. However, the present disclosure may be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the disclosure to those skilled in the art.

[0029] In the following detailed description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the disclosed embodiments. However, it will be apparent that one or more embodiments may be practiced without these specific details. In other instances, well-known structures and devices are diagrammatically shown to simplify the drawings.

[0030] In accordance with a general aspect of the present invention, there is provided a connector housing assembly including an inner housing having terminal mounting holes for fixedly mounting a plurality of terminals, a cable seal attached to the inner housing for providing a seal between the inner housing and a cable extending within the inner housing, and a housing seal fitted to the outside of the inner housing for providing a seal between the inner housing and a mating housing of a mating connector.

[0031] In accordance with another general aspect of the present invention, there is provided a connector comprising the connector housing assembly described above and an outer housing, wherein the inner housing is at least partially received within and fixedly connected to the outer housing.

[0032] FIG. 1 is an exemplary perspective view of a connector according to an exemplary embodiment of the present invention. FIG. 2 is a longitudinal cross-sectional view of a connector according to an exemplary embodiment of the present invention. FIG. 3 is an exemplary perspective view of a connector according to an exemplary embodiment of the present invention with outer housing 100 removed. FIG. 4 is an illustration of an inner housing of a connector according to an exemplary embodiment of the present invention, showing shield spring tabs 40. FIG. 5 is an exemplary exploded view of a connector according to an exemplary embodiment of the present invention. FIG. 6 is an exemplary exploded view of inner housing 200, cable seals 210, 220, and housing seal 230 of a connector according to an exemplary embodiment of the present invention.

[0033] 1 to 6, in the illustrated embodiment, a connector suitable for connection to, for example, a laser radar is disclosed, and the connector includes a power terminal capable of transmitting power and a signal terminal capable of transmitting a signal. The connector includes a connector housing assembly, an outer housing 100, and a cable 1. The connector housing assembly includes an inner housing 200, cable seals 210 and 220, and a housing seal 230. The inner housing 200 may be at least partially housed in the outer housing 100 and fixed to the outer housing 100. Cables 1, 2, and 3 extend within the outer housing 100 and the inner housing 200 and pass through the cable seals 210 and 220. Inner housing 200 is provided with terminal mounting holes 211, 212, 213 for fixing and mounting a plurality of terminals 10, 20, 30. Outer housing 100 is provided around housing seal 230, and a gap is formed between outer housing 100 and housing seal 230 for accommodating a mating housing of a mating connector (not shown).

[0034] FIG. 7 is an exemplary assembly view of inner housing 200, cable seals 210, 220, and housing seal 230 of a connector according to an exemplary embodiment of the present invention.

[0035] 1 to 7, in the illustrated embodiment, cable seals 210, 220 are housed in inner housing 200 to provide a seal between inner housing 200 and cables 1, 2, 3 extending within inner housing 200. Housing seal 230 is fitted to the outside of inner housing 200 to provide a seal between inner housing 200 and a mating housing (not shown) of a mating connector.

[0036] 1 to 7, in the illustrated embodiment, the cable seals 210, 220 include 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 in the connector. The second cable seal 220 is used to seal the other cables 2, 3 in the connector.

[0037] 1 to 7 , in the illustrated embodiment, a first accommodating chamber 201 and a second accommodating chamber 202 are formed in the inner housing 200. The first accommodating chamber 201 is used to accommodate a first cable seal 210. The second accommodating chamber 202 is used to accommodate a second cable seal 220. The first accommodating chamber 201 and the second accommodating chamber 202 of the inner housing 200 are separated from each other. A seal mounting portion 203 configured to receive a housing seal 230 is formed on the outside of the inner housing 200.

[0038] 1 to 7, in the illustrated embodiment, the housing seal 230 is a seal ring and is disposed in a seal mounting portion 203 formed on the outside of the inner housing 200. The outer peripheral surface of the housing seal 230 is radially spaced a predetermined gap from the inner peripheral surface of the outer housing 100 of the connector so that the mating housing of the mating connector can be inserted between the housing seal 230 and the outer housing 100. In other words, the housing seal 230 is pressed radially between the mating housing of the mating connector and the outer peripheral wall of the inner housing 200, thereby realizing a seal therebetween.

[0039] 8 is an exemplary assembly view of cables 1, 2, 3 and cable seals 210, 220 of a connector according to an exemplary embodiment of the present invention. FIG. 9 is an exemplary perspective view of second cable seal 220 shown in FIG.

[0040] 1 to 9, in the illustrated embodiments, the cable seals 210, 220 are configured to simultaneously seal a plurality of different types and / or sizes of cables 1, 2, 3. For example, the cable seals 210, 220 may be formed with a plurality of different cable through holes 222, 223 suitable for receiving a plurality of different types and / or sizes of cables 1, 2, 3.

[0041] 1 to 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 222, 223 for fitting at least two different types and / or sizes of cables 2, 3 are formed in at least one of the first cable seal 210 and the second cable seal 220.

[0042] 1-9, an exemplary embodiment of the present invention also discloses a connector including the connector housing assembly described above, a housing 100, and cables 1, 2, and 3. An inner housing 200 is at least partially housed within the outer housing 100. The cables 1, 2, and 3 extend within the outer housing 100 and the inner housing 200 and pass through cable seals 210 and 220.

[0043] 1 to 9, in the illustrated embodiment, cables 1, 2, and 3 include signal cables 1 and 2 for transmitting signals and a power cable 3 for transmitting power. That is, the connector is a hybrid connector suitable for simultaneously transmitting signals and power. For example, the connector may be a hybrid connector for connecting to a laser radar.

[0044] As shown in FIGS. 1 to 9, in the illustrated embodiment, cables 1, 2, and 3 include a first cable 1, a second cable 2, and a third cable 3. The first cable 1 is used to transmit a first signal, for example, an Ethernet signal. The second cable 2 is used to transmit a second signal different from the first signal, for example, a LAN signal. The third cable 3 is used to transmit power.

[0045] 1 to 9 , in the illustrated embodiment, the connector housing assembly further includes a first terminal 10, a second terminal 20, and a third terminal 30. The first terminal 10 is provided in a first terminal mounting hole 211 of the inner housing 200 and is electrically connected to a first cable 1. The second terminal 20 is provided in a second terminal mounting hole 212 of the inner housing 200 and is electrically connected to a second cable 2. The third terminal 30 is provided in a third terminal mounting hole 213 of the inner housing 200 and is electrically connected to a third cable 3.

[0046] 1 to 7 , in the illustrated embodiment, a resilient latch 240 for locking the first terminal 10 to the inner housing 200 is integrally formed with the inner housing 200. A slot 250 configured to receive a locking member 300 is formed in the inner housing 200. The second terminal 20 and the third terminal 30 are configured to be locked to the inner housing 200 by the locking member 300 inserted into the slot 250.

[0047] 1 to 7, in the illustrated embodiment, the inner housing 200 is formed with a mounting portion 260 suitable for mounting the shield spring piece 40. The shield 11 is configured to be electrically connected to a mating shield of a mating connector via the shield spring piece 40 attached to the mounting portion 260. In the illustrated embodiment, the shield spring piece 40 has a resilient arm 41 configured to be in electrical contact with the shield 11 and the mating shield simultaneously.

[0048] 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 provided on the inner housing 200. The shield 11 is electrically connected to a shielding layer of the first cable 1, and the first terminal 10 is at least partially housed in the shield 11. Thus, an electromagnetic shield for the first terminal 10 can be provided to prevent signal interference.

[0049] 1 to 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 configured to fit over a first cable 1 is formed in the first cable seal 210. A second cable through hole 222 configured to fit over a second cable 2 and a third cable through hole 223 configured to fit over a third cable 3 are formed in the second cable seal 220.

[0050] 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.

[0051] 1 to 9, in the illustrated embodiment, the first cable seal 210 is a seal ring and is fitted onto the first cable 1. The second cable seal 220 includes a block-shaped seal body 221, and a second cable through hole 222 and a third cable through hole 223 are formed in the seal body 221.

[0052] 1-9, an exemplary embodiment of the present invention also discloses a connector including a housing 100 and a connector housing assembly. An inner housing 200 is at least partially received in and fixedly connected to the outer housing 100. The outer housing 100 is disposed around a housing seal 230, and a gap is formed between the outer housing 100 and the housing seal 230 to receive a mating housing of a mating connector.

[0053] Although not shown, an exemplary embodiment of the present invention also discloses a connector assembly including the above-described connector and a mating connector configured to mate with the above-described connector.

[0054] It should be understood by those skilled in the art that the above embodiments are illustrative and not restrictive. For example, those skilled in the art can make many modifications to the above embodiments without any contradiction in structure or principle, and can freely combine various features described in different embodiments with each other.

[0055] While several exemplary embodiments have been shown and described, it will be apparent to those skilled in the art that various changes or modifications can be made to these embodiments without departing from the principles and spirit of the present disclosure, the scope of which is defined by the following claims and their equivalents.

[0056] As used herein, elements described in the singular and preceded by the word "a" or "an" should be understood as not excluding a plurality of said elements or steps, unless such exclusion is expressly stated. Furthermore, references to "one embodiment" of the invention are not intended to be interpreted as excluding the existence of additional embodiments that also incorporate the recited features. Furthermore, unless expressly stated otherwise, embodiments "comprising" or "having" an element or elements having a particular characteristic may include additional such elements that do not have that characteristic.

Claims

1. an inner housing (200) having terminal mounting holes (211, 212, 213) for fixing and mounting a plurality of terminals (10, 20, 30); cable seals (210, 220) attached to the inner housing (200) for realizing a seal between the inner housing (200) and cables (1, 2, 3) extending within the inner housing (200); a housing seal (230) fitted to the outside of the inner housing (200) for realizing a seal between the inner housing (200) and a mating housing of a mating connector; A connector housing assembly comprising:

2. The cable seal (210, 220) a first cable seal (210) for sealing a portion of the cable (1) of the cables (1, 2, 3), and / or a second cable seal (220) for sealing the other cables (2, 3) of the cables (1, 2, 3); 10. The connector housing assembly of claim 1, comprising:

3. 3. The connector housing assembly of claim 2, wherein a first accommodating chamber (201) configured to accommodate the first cable seal (210) and a second accommodating chamber (202) configured to accommodate the second cable seal (220) are formed in the inner housing (200).

4. The connector housing assembly of claim 3, wherein a seal mounting portion (203) configured to mount the housing seal (230) is formed on the exterior of the inner housing (200).

5. The housing seal (230) is a seal ring disposed in a seal mounting portion (203) formed on the outside of the inner housing (200), 4. The connector housing assembly of claim 3, wherein the outer peripheral surface of the housing seal (230) is radially spaced apart from the inner peripheral surface of the outer housing (100) of the connector by a predetermined gap, allowing the mating housing to be inserted between the housing seal (230) and the outer housing (100).

6. The connector housing assembly of claim 1, wherein the cable seal (210, 220) is configured to simultaneously seal a plurality of different types and / or a plurality of different sizes of cables (1, 2, 3).

7. The cable seals (210, 220) include a first cable seal (210) and a second cable seal (220); 7. The connector housing assembly of claim 6, wherein at least two different cable through holes (222, 223) are formed in at least one of the first cable seal (210) and the second cable seal (220).

8. Further comprising cables (1, 2, 3) extending into the inner housing (200) and passing through the cable seals (210, 220); 2. The connector housing assembly according to claim 1, wherein the cables (1, 2, 3) include signal cables (1, 2) for transmitting signals and a power cable (3) for transmitting power.

9. The cables (1, 2, 3) a first cable (1) for transmitting a first signal; a second cable (2) for transmitting a second signal different from the first signal; a third cable (3) for transmitting power; 9. The connector housing assembly of claim 8, comprising:

10. a first terminal (10) provided in the inner housing (200) and electrically connected to the first cable (1); a second terminal (20) provided in the inner housing (200) and electrically connected to the second cable (2); a third terminal (30) provided in the inner housing (200) and electrically connected to the third cable (3); 10. The connector housing assembly of claim 9, further comprising:

11. Further comprising a shield (11) provided on the inner housing (200), 11. The connector housing assembly of claim 10, wherein the first cable (1) is used to transmit Ethernet signals and has a shielding layer, the shielding (11) is electrically connected to the shielding layer of the first cable (1), and the first terminal (10) is at least partially housed in the shielding (11).

12. The cable seals (210, 220) include a first cable seal (210) and a second cable seal (220); a first cable through-hole configured to fit onto the first cable (1) is formed in the first cable seal (210); 10. The connector housing assembly of claim 9, wherein a second cable through hole (222) configured to mate with the second cable (2) and a third cable through hole (223) configured to mate with the third cable (3) are formed in the second cable seal (220).

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

14. The first cable seal (210) is a seal ring fitted to the first cable (1); 13. The connector housing assembly of claim 12, wherein the second cable seal (220) includes a block-shaped seal body (221) in which the second cable through hole (222) and the third cable through hole (223) are formed.

15. a resilient latch (240) for locking the first terminal (10) to the inner housing (200) is integrally formed with the inner housing (200); 11. The connector housing assembly of claim 10, wherein a slot (250) for inserting a locking member (300) is formed in the inner housing (200), and the second terminal (20) and the third terminal (30) are configured to be locked to the inner housing (200) by the locking member (300) inserted into the slot (250).

16. 12. The connector housing assembly of claim 11, wherein the inner housing (200) is formed with an attachment portion (260) configured to attach a shield spring piece (40), and the shield (11) is configured to be electrically connected to a mating shield of the mating connector via the shield spring piece (40) attached to the attachment portion (260).

17. The connector housing assembly according to any one of claims 1 to 16; An outer housing (100) and Equipped with A connector wherein the inner housing (200) is at least partially received within and fixedly connected to the outer housing (100).

18. 18. The connector of claim 17, wherein the outer housing (100) is disposed around the housing seal (230), and a gap is formed between the outer housing (100) and the housing seal (230) to accommodate a mating housing of a mating connector.

19. The connector of claim 17; a mating connector configured to mate with the connector; A connector assembly comprising:

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