Connector housing assembly and connector

Abstract

The utility model discloses a connector housing assembly and a connector. The connector housing assembly comprises a housing and an end cover. The shell is provided with an upper port and a lower port which are opposite in the axial direction of the shell. The end cover is installed on the upper port of the shell and is provided with a groove hole allowing a cable to penetrate through. A plurality of clamping grooves are formed in the peripheral wall of the upper port of the shell and are distributed in the peripheral direction of the upper port at intervals; a plurality of protrusions are formed on the peripheral face of the end cover, and the protrusions are connected into the clamping grooves respectively so that the end cover can be kept in the preset installation direction. According to the utility model, the end cover can be reliably prevented from rotating relative to the shell, and the use reliability of the connector is improved.

Description

Technical Field

[0001] The utility model relates to a connector housing component and a connector comprising the connector housing component. Background Art

[0002] In order to ensure that the cable is led out of the end cap of the connector in a predetermined direction, it is necessary to prevent the end cap from rotating relative to the housing. In the prior art, an arc-shaped protrusion is usually formed on the inner side of the mounting port of the housing, and an arc-shaped groove is formed on the outer side of the end cap. The arc-shaped protrusion and the arc-shaped groove are engaged to keep the end cap in a predetermined mounting orientation so that the end cap cannot rotate relative to the housing. However, the existing anti-rotation structure is unreliable, and when a large rotational force is applied to the end cap, the end cap can still rotate. Utility Model Content

[0003] The purpose of the present invention is to solve at least one aspect of the above-mentioned problems and defects in the prior art.

[0004] According to one aspect of the utility model, a connector housing assembly is provided. The connector housing assembly comprises: a housing and an end cover. The housing has an upper port and a lower port which are opposite to each other in the axial direction thereof. The end cover is mounted on the upper port of the housing and has a slot for allowing a cable to pass through. A plurality of slots are formed on the peripheral wall of the upper port of the housing, and the plurality of slots are spaced apart in the circumferential direction of the upper port; a plurality of protrusions are formed on the outer peripheral surface of the end cover, and the plurality of protrusions are respectively engaged in the plurality of slots to keep the end cover in a predetermined installation position.

[0005] According to an exemplary embodiment of the utility model, the groove extends a first depth along the axial direction of the shell and a second depth along the radial direction of the shell; the protrusion protrudes radially from the outer peripheral surface of the end cover and extends a predetermined dimension in the axial direction of the end cover.

[0006] According to another exemplary embodiment of the utility model, the slot is a rectangular groove with a rectangular cross section, and the protrusion is a tooth-shaped protrusion with a rectangular cross section.

[0007] According to another exemplary embodiment of the utility model, a circle of positioning flange is formed in the upper port of the shell, the top surface of the positioning flange is flush with the bottom surface of the slot and perpendicular to the axial direction of the shell; the bottom surface of the protrusion on the end cover abuts against the bottom surface of the slot and the top surface of the positioning flange to axially position the end cover.

[0008] According to another exemplary embodiment of the present invention, the plurality of slots are unevenly distributed in the circumferential direction of the upper port to prevent the end cover from being installed on the upper port of the housing in a wrong orientation.

[0009] According to another exemplary embodiment of the utility model, a radial slot is formed on the shell, and the connector shell assembly also includes a locking piece inserted into the radial slot of the shell, and the locking piece is used to axially abut against a step portion of a terminal installed in the shell to lock the terminal in the shell.

[0010] According to another exemplary embodiment of the utility model, the locking piece is movably mounted in a radial slot of the shell, and is capable of moving between a pre-locking position and a final locking position relative to the shell; when the locking piece is moved to the pre-locking position, the locking piece is in an unlocking position separated from the step portion of the terminal to allow the terminal to be inserted and removed; when the locking piece is moved to the final locking position, the locking piece is suitable for axially abutting against the step portion of the terminal to lock the terminal in the shell.

[0011] According to another exemplary embodiment of the utility model, a first protrusion and a second protrusion are formed on the locking member, and a first card slot and a second card slot are formed on the shell; when the locking member is moved to the pre-locking position, the first protrusion engages with the second card slot to keep the locking member in the pre-locking position; when the locking member is moved to the final locking position, the first protrusion engages with the first card slot, and the second protrusion engages with the second card slot to keep the locking member in the final locking position.

[0012] According to another exemplary embodiment of the present utility model, the housing and the end cover are respectively one-piece injection molded parts.

[0013] According to another aspect of the utility model, a connector is provided. The connector comprises: the aforementioned connector housing assembly; and a cable assembly installed in the housing and the end cover. The cable assembly comprises a cable and a terminal connected to one end of the cable, and the cable is led out from the slot of the end cover in a predetermined direction.

[0014] According to an exemplary embodiment of the present utility model, the axial direction of the shell is perpendicular to the axial direction of the slot of the end cover, so that the lead-out direction of the cable is perpendicular to the axial direction of the shell.

[0015] According to another exemplary embodiment of the utility model, the terminal includes: a mating portion, inserted in the shell, for mating with a mating terminal inserted into the lower port of the shell; and a crimping portion, accommodated on the end cover and crimped onto one end of the cable.

[0016] According to another exemplary embodiment of the utility model, a step portion is formed on the mating portion of the terminal, and a locking piece inserted into the radial slot of the housing axially abuts against the step portion of the terminal to lock the terminal in the housing.

[0017] According to another exemplary embodiment of the present invention, the connector is a coaxial radio frequency connector.

[0018] In the aforementioned exemplary embodiments of the utility model, the multiple protrusions on the end cover are respectively engaged with the multiple slots on the shell, so that the end cover cannot rotate relative to the shell, thereby being able to reliably maintain the end cover in a predetermined installation orientation, thereby improving the reliability of the connector.

[0019] Other objects and advantages of the present invention will become apparent from the following description of the present invention with reference to the accompanying drawings, which will help to provide a comprehensive understanding of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 A three-dimensional schematic diagram showing a connector according to an exemplary embodiment of the utility model;

[0021] Figure 2 A three-dimensional schematic diagram showing a connector according to an exemplary embodiment of the utility model, wherein the end cover is opened;

[0022] Figure 3 An exploded schematic diagram showing a connector according to an exemplary embodiment of the present utility model, wherein the end cap is not shown;

[0023] Figure 4 A schematic diagram showing the assembly of a housing and an end cover of a connector according to an exemplary embodiment of the utility model;

[0024] Figure 5 A perspective schematic diagram showing a housing of a connector according to an exemplary embodiment of the utility model;

[0025] Figure 6 A three-dimensional schematic diagram showing an end cover of a connector according to an exemplary embodiment of the utility model. DETAILED DESCRIPTION

[0026] The technical solution of the utility model is further specifically described below through examples and in combination with the accompanying drawings. In the specification, the same or similar reference numerals indicate the same or similar components. The following description of the implementation mode of the utility model with reference to the accompanying drawings is intended to explain the overall utility model concept of the utility model, and should not be understood as a limitation of the utility model.

[0027] In addition, in the detailed description below, for ease of explanation, many specific details are set forth to provide a comprehensive understanding of the disclosed embodiments. However, it is apparent that one or more embodiments may be implemented without these specific details. In other cases, known structures and devices are embodied in a schematic manner to simplify the accompanying drawings.

[0028] According to an overall technical concept of the utility model, a connector housing assembly is provided. The connector housing assembly includes: a housing and an end cover. The housing has an upper port and a lower port that are opposite to each other in its axial direction. The end cover is mounted on the upper port of the housing and has a slot that allows the cable to pass through. A plurality of card slots are formed on the peripheral wall of the upper port of the housing, and the plurality of card slots are spaced apart in the circumferential direction of the upper port; a plurality of protrusions are formed on the outer peripheral surface of the end cover, and the plurality of protrusions are respectively engaged in the plurality of card slots to keep the end cover in a predetermined installation position.

[0029] According to another general technical concept of the utility model, a connector is provided. The connector comprises: the aforementioned connector housing assembly; and a cable assembly installed in the housing and the end cover. The cable assembly comprises a cable and a terminal connected to one end of the cable, and the cable is led out from the slot of the end cover in a predetermined direction.

[0030] Figure 1 A three-dimensional schematic diagram showing a connector according to an exemplary embodiment of the utility model; Figure 2 A three-dimensional schematic diagram showing a connector according to an exemplary embodiment of the utility model, wherein the end cover 2 is opened; Figure 3 An exploded schematic diagram of a connector according to an exemplary embodiment of the present utility model is shown, wherein the end cover 2 is not shown; Figure 4 A schematic diagram showing an assembly of a housing 1 and an end cover 2 of a connector according to an exemplary embodiment of the present utility model; Figure 5 A perspective schematic diagram showing a housing 1 of a connector according to an exemplary embodiment of the utility model; Figure 6 A three-dimensional schematic diagram showing an end cover 2 of a connector according to an exemplary embodiment of the utility model is shown.

[0031] like Figures 1 to 6As shown, in an exemplary embodiment of the utility model, a connector housing assembly is disclosed. The connector housing assembly includes: a housing 1 and an end cover 2. The housing 1 has an upper port and a lower port that are opposite to each other in its axial direction. The end cover 2 is mounted on the upper port of the housing 1 and has a slot 22 that allows the cable 3 to pass through. A plurality of card slots 11 are formed on the peripheral wall of the upper port of the housing 1, and the plurality of card slots 11 are spaced apart in the circumferential direction of the upper port of the housing 1. A plurality of protrusions 21 are formed on the outer peripheral surface of the end cover 2, and the plurality of protrusions 21 are respectively engaged in the plurality of card slots 11 to keep the end cover 2 in a predetermined installation position.

[0032] like Figures 1 to 6 As shown, in the illustrated embodiment, the slot 11 extends to a predetermined depth in the axial direction of the housing 1 and extends in the radial direction of the housing 1. The protrusion 21 protrudes radially from the outer circumference of the end cover 2 and extends to a predetermined height in the axial direction of the end cover 2.

[0033] like Figures 1 to 6 As shown, in the illustrated embodiment, the slot 11 is a rectangular groove with a rectangular cross section, and the protrusion 21 is a tooth-shaped protrusion with a rectangular cross section.

[0034] like Figures 1 to 6 As shown, in the illustrated embodiment, a circle of positioning flange 14 is formed in the upper port of the housing 1, and the top surface of the positioning flange 14 is flush with the bottom surface of the slot 11 and perpendicular to the axial direction of the housing 1. The bottom surface of the slot 11 and the top surface of the positioning flange 14 simultaneously abut against the bottom surface of the protrusion 21 of the end cover 2 to axially position the end cover 2.

[0035] like Figures 1 to 6 As shown, in the illustrated embodiment, the plurality of slots 11 are unevenly distributed in the circumferential direction of the upper port to prevent the end cover 2 from being installed on the upper port of the housing 1 in a wrong orientation.

[0036] like Figures 1 to 6 As shown, in the illustrated embodiment, a radial slot 12 is formed on the housing 1, and the connector housing assembly also includes a locking member 5 inserted into the radial slot 12 of the housing 1, and the locking member 5 is used to axially abut against the step portion 41a of the terminal 4 installed in the housing 1 to lock the terminal 4 in the housing 1.

[0037] like Figures 1 to 6 As shown, in the illustrated embodiment, the locking member 5 is movably mounted in the radial slot 12 of the housing 1, and can move between a pre-locking position and a final locking position relative to the housing 1. When the locking member 5 is moved to the pre-locking position, the locking member 5 is in an unlocking position separated from the step portion 41a of the terminal 4 to allow the terminal 4 to be inserted and removed. When the locking member 5 is moved to the final locking position, the locking member 5 is adapted to axially abut against the step portion 41a of the terminal 4 to lock the terminal 4 in the housing 1.

[0038] like Figures 1 to 6 As shown, in the illustrated embodiment, a first protrusion 5a and a second protrusion 5b are formed on the locking member 5, and a first latching groove 13a and a second latching groove 13b are formed on the housing 1. When the locking member 5 is moved to the pre-locking position, the first protrusion 5a engages with the first latching groove 13a to keep the locking member 5 in the pre-locking position. When the locking member 5 is moved to the final locking position, the first protrusion 5a engages with the second latching groove 13b, and the second protrusion 5b engages with the first latching groove 13a to keep the locking member 5 in the final locking position.

[0039] like Figures 1 to 6 As shown, in the illustrated embodiment, the housing 1 and the end cover 2 are respectively integral injection molded parts.

[0040] like Figures 1 to 6 As shown, in another exemplary embodiment of the utility model, a connector is also disclosed. The connector includes: the aforementioned connector housing assembly and a cable assembly. The cable assembly is installed in the housing 1 and the end cover 2. The cable assembly includes a cable 3 and a terminal 4 connected to one end of the cable 3, and the cable 3 is led out from the slot 22 of the end cover 2 along a predetermined direction.

[0041] like Figures 1 to 6 As shown, in the illustrated embodiment, the axial direction of the housing 1 is perpendicular to the axial direction of the slot 22 of the end cover 2 , so that the lead-out direction of the cable 3 is perpendicular to the axial direction of the housing 1 .

[0042] like Figures 1 to 6 As shown, in the illustrated embodiment, the terminal 4 includes: a mating portion 41 and a crimping portion 42. The mating portion 41 is inserted into the housing 1 and is used to mate with a mating terminal (not shown) inserted into the lower port of the housing 1. The crimping portion 42 is accommodated on the end cap 2 and crimped onto one end of the cable 3.

[0043] like Figures 1 to 6 As shown, in the illustrated embodiment, a step portion 41 a is formed on the mating portion 41 of the terminal 4 , and the locking piece 5 inserted into the radial slot 12 of the housing 1 axially abuts against the step portion 41 a of the terminal 4 to lock the terminal 4 in the housing 1 .

[0044] like Figures 1 to 6 As shown, in the illustrated embodiment, the connector is a coaxial radio frequency connector.

[0045] Those skilled in the art will appreciate that the embodiments described above are exemplary and can be improved upon by those skilled in the art. The structures described in the various embodiments can be freely combined without causing any conflicts in structure or principle, and these changes should fall within the scope of protection of the present utility model.

[0046] Although the present invention has been described in conjunction with the accompanying drawings, the embodiments disclosed in the accompanying drawings are intended to exemplify the preferred implementation modes of the present invention and should not be construed as limiting the present invention.

[0047] Although some embodiments of the general inventive concept have been shown and described, it will be appreciated by those skilled in the art that changes may be made to these embodiments without departing from the principles and spirit of the general inventive concept, the scope of which is defined by the claims and their equivalents.

[0048] It should be noted that the word "comprising" does not exclude other elements or steps, and the word "a" or "an" does not exclude a plurality. In addition, any element number of the claims should not be construed as limiting the scope of the present invention.

Claims

1. A connector housing assembly, characterized in that: include: A housing (1) having an upper port and a lower port opposite to each other in the axial direction thereof; and an end cover (2), mounted on the upper port of the housing (1) and having a slot (22) for allowing the cable (3) to pass through, A plurality of card slots (11) are formed on the peripheral wall of the upper port of the housing (1), and the plurality of card slots (11) are distributed at intervals in the circumferential direction of the upper port of the housing (1). A plurality of protrusions (21) are formed on the outer peripheral surface of the end cover (2), and the plurality of protrusions (21) are respectively engaged in the plurality of slots (11) to maintain the end cover (2) in a predetermined installation position.

2. The connector housing assembly according to claim 1, characterized in that: The clamping groove (11) extends to a predetermined depth in the axial direction of the housing (1) and extends in the radial direction of the housing (1); The protrusion (21) protrudes radially from the outer peripheral surface of the end cover (2) and extends to a predetermined height in the axial direction of the end cover (2).

3. The connector housing assembly according to claim 1, characterized in that: The clamping groove (11) is a rectangular groove with a rectangular cross section, and the protrusion (21) is a tooth-shaped protrusion with a rectangular cross section.

4. The connector housing assembly according to claim 1, wherein: A circle of positioning flange (14) is formed in the upper port of the housing (1), the top surface of the positioning flange (14) is flush with the bottom surface of the slot (11) and is perpendicular to the axial direction of the housing (1); The bottom surface of the clamping groove (11) and the top surface of the positioning flange (14) simultaneously abut against the bottom surface of the protrusion (21) of the end cover (2) to axially position the end cover (2).

5. The connector housing assembly according to claim 1, characterized in that: The plurality of slots (11) are unevenly distributed in the circumferential direction of the upper port, so as to prevent the end cover (2) from being installed on the upper port of the housing (1) in a wrong orientation.

6. The connector housing assembly according to claim 1, characterized in that: A radial slot (12) is formed on the housing (1), and the connector housing assembly further comprises a locking member (5) inserted into the radial slot (12) of the housing (1), the locking member (5) being used to axially abut against a step portion (41a) of a terminal (4) installed in the housing (1) to lock the terminal (4) in the housing (1).

7. The connector housing assembly according to claim 6, characterized in that: The locking member (5) is movably mounted in a radial slot (12) of the housing (1), and is movable relative to the housing (1) between a pre-locking position and a final locking position; When the locking member (5) is moved to the pre-locking position, the locking member (5) is in an unlocking position separated from the step portion (41a) of the terminal (4) to allow the terminal (4) to be inserted and removed; When the locking member (5) is moved to the final locking position, the locking member (5) is adapted to axially abut against the step portion (41a) of the terminal (4) to lock the terminal (4) in the housing (1).

8. The connector housing assembly according to claim 7, characterized in that: A first protrusion (5a) and a second protrusion (5b) are formed on the locking member (5), and a first clamping groove (13a) and a second clamping groove (13b) are formed on the housing (1); When the locking member (5) is moved to the pre-locking position, the first protrusion (5a) engages with the first locking groove (13a) to keep the locking member (5) in the pre-locking position; When the locking member (5) is moved to the final locking position, the first protrusion (5a) engages with the second latching groove (13b), and the second protrusion (5b) engages with the first latching groove (13a) to keep the locking member (5) in the final locking position.

9. The connector housing assembly according to claim 1, wherein: The housing (1) and the end cover (2) are respectively one-piece injection-molded parts.

10. A connector, characterized in that: include: The connector housing assembly according to any one of claims 1 to 9; and A cable assembly is installed in the housing (1) and the end cover (2), The cable assembly comprises a cable (3) and a terminal (4) connected to one end of the cable (3); the cable (3) is led out from a slot (22) of the end cover (2) along a predetermined direction.

11. The connector according to claim 10, characterized in that: The axial direction of the shell (1) is perpendicular to the axial direction of the slot hole (22) of the end cover (2), so that the lead-out direction of the cable (3) is perpendicular to the axial direction of the shell (1).

12. The connector according to claim 10, characterized in that: The terminal (4) comprises: A mating portion (41) inserted into the housing (1) and used to mate with a mating terminal inserted into a lower port of the housing (1); and A crimping portion (42) is received on the end cover (2) and crimped onto one end of the cable (3).

13. The connector according to claim 12, characterized in that: A step portion (41a) is formed on the mating portion (41) of the terminal (4), and a locking piece (5) inserted into a radial slot (12) of the housing (1) axially abuts against the step portion (41a) of the terminal (4) to lock the terminal (4) in the housing (1).

14. The connector according to claim 10, characterized in that: The connector is a coaxial radio frequency connector.

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