CN219937441U - Connectors and connector components - Google Patents

Abstract

The utility model discloses a connector and a connector assembly. The connector includes: a shielding shell; and a cable holding device installed in the shielding shell. The cable holding device includes: a push piece, which is formed with two cable holes that allow two cables to pass through respectively; and two elastic clips, which are suitable for being respectively sleeved on the two cables and Insert them into the two cable holes respectively. A tapered surface is formed in the cable hole. When the pushing member is axially pushed on the elastic clip, the tapered surface radially squeezes the elastic clip so that the The elastic clip contracts radially and holds the cable tightly. In the present utility model, the same connector can hold and electrically connect two cables at the same time, so that two electrical circuits can be connected at the same time. Therefore, the utility model can reduce the number of connectors and reduce the cost.

Description

Connectors and connector components

Technical field

The utility model relates to a connector and a connector assembly including the connector.

Background technique

In the prior art, usually one connector can only connect one electrical circuit. To be able to connect two electrical circuits, two connectors are required, which increases costs.

Utility model content

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

According to one aspect of the present invention, a connector is provided. The connector includes: a shielding shell; and a cable holding device installed in the shielding shell. The cable holding device includes: a push piece, which is formed with two cable holes that allow two cables to pass through respectively; and two elastic clips, which are suitable for being respectively sleeved on the two cables and Insert them into the two cable holes respectively. A tapered surface is formed in the cable hole. When the pushing member is axially pushed on the elastic clip, the tapered surface radially squeezes the elastic clip so that the The elastic clip contracts radially and holds the cable tightly.

According to an exemplary embodiment of the present invention, a partition wall is formed in the shielding shell, and the partition wall divides the internal space of the shielding shell into a rear chamber and a front chamber; a partition wall is formed on the shielding shell. There are two through holes that allow the two cables to pass through respectively, and the cable holding device is installed into the rear chamber; the connector also includes a fixing nut, and the fixing nut is threadedly connected to the The opening of the rear chamber is used to axially clamp the cable holding device between the fixing nut and the partition wall.

According to another exemplary embodiment of the present invention, the cable holding device further includes: two sealing sleeves, adapted to be respectively placed on the two cables and inserted into the two sealing sleeves on the partition wall respectively. In the through hole, the sealing sleeve is adapted to be radially squeezed between the cable and the inner wall of the through hole to seal the through hole.

According to another exemplary embodiment of the present invention, the elastic clip includes: an annular portion; and a plurality of elastic claws connected to the annular portion and spaced around the annular portion, and the plurality of elastic claws are inserted into The cable hole is adapted to hold the cable tightly under the radial extrusion of the tapered surface.

According to another exemplary embodiment of the present invention, a positioning flange is formed at one end of the sealing sleeve, and the annular portion of the elastic clip is sleeved on the sealing sleeve and axially abuts against the positioning flange. On one side of the edge; a positioning step is formed in the through hole of the partition wall, and the other side of the positioning flange of the sealing sleeve axially abuts on the positioning step; the positioning protrusion of the sealing sleeve The edge is axially clamped between the positioning step of the through hole and the annular portion of the elastic clip and interferes with the inner wall of the through hole of the partition wall to seal the through hole.

According to another exemplary embodiment of the present invention, a mounting blind hole is also formed on the partition wall, and a connection hole is formed on the pushing member; the cable holding device further includes a connecting post, The connecting post passes through the connecting hole and is inserted into the installation blind hole in an interference fit manner to pre-install the cable holding device into the shielding shell.

According to another exemplary embodiment of the present invention, the connection column includes: a columnar part; and a flange part formed at one end of the columnar part, a support step is formed in the connection hole, and the connection The flange portion of the column axially abuts the support step, and the other end of the columnar portion is inserted into the mounting blind hole.

According to another exemplary embodiment of the present invention, a convex rib is formed on the other end of the columnar portion, and the convex rib interferes with the inner wall of the mounting blind hole to connect the other end of the connecting column. One end engages into the mounting blind hole.

According to another exemplary embodiment of the present invention, the connector further includes: a terminal holder installed in the front chamber of the shielding shell and formed with a plurality of terminal mounting holes; and a plurality of conductive terminals, respectively. Inserted into a plurality of terminal mounting holes on the terminal holder, one end of the conductive terminal is used for electrical connection with the conductive core of the cable, and the other end is used for pairing with the mating terminal of the mating connector. Matching connection.

According to another exemplary embodiment of the present invention, the connector further includes: a sealing ring, which is sleeved on the terminal retaining body and radially pressed between the terminal retaining body and the inner wall of the shielding shell. in order to achieve a seal between the two.

According to another exemplary embodiment of the present invention, the rear end of the terminal holder is inserted into the front chamber of the shield case, and the front end of the terminal holder protrudes from the shield case.

According to another exemplary embodiment of the present invention, the connector further includes: a mounting nut, threadedly connected to the front end of the shielding shell; a connecting nut, set on the front end of the terminal holder and adapted to Threadedly connected to the mating shield shell of the mating connector; and a corrugated spring piece, axially clamped between the mounting nut and the connecting nut to electrically connect the mounting nut and the connecting nut.

According to another exemplary embodiment of the present invention, the mounting nut has a radial inner flange, and the radial inner flange axially abuts on the step portion of the terminal holder to axially position The terminal retaining body; and a radial outer flange is formed on the front end of the terminal retaining body, and the radial outer flange axially abuts the front end surface of the connecting nut to axially position the the connecting nut.

According to another exemplary embodiment of the present invention, the connector further includes: two cables respectively passing through the two through holes on the partition wall and the two cables on the pushing member. hole and lead out from the rear end of the shielding case through the center hole of the fixing nut. The two elastic clips hold the two cables in the shielding case respectively. The two cables are The conductor cores are electrically connected to the plurality of conductive terminals respectively.

According to another aspect of the present invention, a connector assembly is also provided. The connector assembly includes: the aforementioned connector; and a mating connector mated with the connector.

In the aforementioned exemplary embodiments according to the present invention, the same connector can hold and electrically connect two cables at the same time, so as to be able to connect two electrical circuits at the same time. Therefore, the utility model can reduce the number of connectors and reduce the cost.

Through the following description of the present utility model with reference to the accompanying drawings, other objects and advantages of the present utility model will be apparent and help to have a comprehensive understanding of the present utility model.

Description of the drawings

Figure 1 shows a three-dimensional schematic view of a connector according to an exemplary embodiment of the present invention;

Figure 2 shows an exploded schematic diagram of a connector according to an exemplary embodiment of the present invention;

Figure 3 shows a perspective view of a cable retaining device of a connector according to an exemplary embodiment of the present invention;

Figure 4 shows an exploded schematic view of a cable retaining device of a connector according to an exemplary embodiment of the present invention;

Figure 5 shows a longitudinal cross-sectional view of a connector according to an exemplary embodiment of the present invention, showing an elastic clip and a sealing sleeve;

Figure 6 shows an exploded cross-sectional view of a connector according to an exemplary embodiment of the present invention, showing an elastic clip and a sealing sleeve;

Figure 7 shows a longitudinal cross-sectional view of a connector according to an exemplary embodiment of the present invention, showing connecting posts;

Figure 8 shows an exploded cross-sectional view of a connector showing connecting posts according to an exemplary embodiment of the present invention.

Detailed ways

The technical solution of the present utility model will be further described in detail below through examples and in conjunction with the accompanying drawings. In the specification, the same or similar reference numbers indicate the same or similar components. The following description of the embodiments of the present utility model with reference to the accompanying drawings is intended to explain the overall utility model concept of the present utility model and should not be understood as a limitation of the present utility model.

Additionally, in the following detailed description, for convenience of explanation, numerous specific details are set forth to provide a comprehensive understanding of the disclosed embodiments. It will be apparent, however, that one or more embodiments may be practiced without these specific details. In other instances, well-known structures and devices are illustrated in order to simplify the drawings.

According to an overall technical concept of the present invention, a connector is provided. The connector includes: a shielding shell; and a cable holding device installed in the shielding shell. The cable holding device includes: a push piece, which is formed with two cable holes that allow two cables to pass through respectively; and two elastic clips, which are suitable for being respectively sleeved on the two cables and Insert them into the two cable holes respectively. A tapered surface is formed in the cable hole. When the pushing member is axially pushed on the elastic clip, the tapered surface radially squeezes the elastic clip so that the The elastic clip contracts radially and holds the cable tightly.

According to another general technical concept of the present invention, a connector assembly is provided. The connector assembly includes: the aforementioned connector; and a mating connector mated with the connector.

FIG. 1 shows a perspective view of a connector according to an exemplary embodiment of the present invention; FIG. 2 shows an exploded schematic view of a connector according to an exemplary embodiment of the present invention; FIG. 3 shows a schematic view of a connector according to an exemplary embodiment of the present invention. A three-dimensional schematic view of the cable retaining device 3 of the connector according to an exemplary embodiment; FIG. 4 shows an exploded schematic view of the cable retaining device 3 of the connector according to an exemplary embodiment of the present invention.

As shown in FIGS. 1 to 4 , in an exemplary embodiment of the present invention, a connector is disclosed. The connector includes: a shielding shell 1 and a cable holding device 3. The cable holding device 3 is installed in the shielding shell 1 . The cable holding device 3 includes: a pushing member 31 and two elastic clips 32 . Two cable holes 311 are formed on the pushing member 31 to allow two cables (not shown) to pass through respectively. The two elastic clips 32 are suitable for being respectively sleeved on two cables and inserted into the two cable holes 311 respectively.

Figure 5 shows a longitudinal cross-sectional view of the connector according to an exemplary embodiment of the present invention, showing the elastic clip 32 and the sealing sleeve 33; Figure 6 shows a longitudinal cross-sectional view of the connector according to an exemplary embodiment of the present invention. Exploded anatomical view showing elastic clip 32 and sealing sleeve 33.

As shown in FIGS. 1 to 6 , in the illustrated embodiment, a tapered surface 311a is formed in the cable hole 311 . When the pushing member 31 is axially pushed on the elastic clip 32 , the tapered surface 311 a is formed in the cable hole 311 . 311a radially squeezes the elastic clip 32 so that the elastic clip radially contracts and holds the cable tightly. Therefore, the cable can be clamped by the elastic clamp 32 to maintain the cable in the shielding case 1 .

As shown in FIGS. 1 to 6 , in the illustrated embodiment, a partition wall 10 is formed in the shielding shell 1 , and the partition wall 10 divides the internal space of the shielding shell 1 into a rear chamber 101 and a front chamber 102 . Two through holes 11 are formed on the partition wall 10 to allow two cables to pass through respectively, and the cable holding device 3 is installed in the rear chamber 101 . The connector also includes a fixing nut 2 that is threaded into the opening of the rear chamber 101 . The cable retaining device 3 is clamped axially between the fixing nut 2 and the partition wall 10 .

As shown in Figures 1 to 6, in the illustrated embodiment, the cable holding device 3 also includes two sealing sleeves 33. The two sealing sleeves 33 are suitable for being respectively sleeved on the two cables and inserted into the partition wall respectively. 10 on the two through holes 11. The sealing sleeve 33 is adapted to be radially squeezed between the cable and the inner wall of the through hole 11 to seal the through hole 11 on the partition wall 10 .

As shown in FIGS. 1 to 6 , in the illustrated embodiment, the elastic clip 32 includes: an annular portion 320 and a plurality of elastic claws 321 . A plurality of elastic claws 321 are connected to the annular portion 320 and are spaced apart around the annular portion 320 . The plurality of elastic claws 321 are inserted into the cable holes 311 and are adapted to hold the cable tightly under the radial extrusion of the tapered surface 311a.

As shown in FIGS. 1 to 6 , in the illustrated embodiment, a positioning flange 330 is formed on one end of the sealing sleeve 33 , and the annular portion 320 of the elastic clip 32 is sleeved on the sealing sleeve 33 and axially abuts against the positioning flange 330 . on one side of flange 330. A positioning step 11 a is formed in the through hole 11 of the partition wall 10 , and the other side of the positioning flange 330 of the sealing sleeve 33 axially abuts against the positioning step 11 a. The positioning flange 330 of the sealing sleeve 33 is axially clamped between the positioning step 11a of the through hole 11 and the annular portion 320 of the elastic clip 32 and interferes with the inner wall of the through hole 11 of the partition wall 10 to seal the through hole 11 .

FIG. 7 shows a longitudinal cross-sectional view of the connector according to an exemplary embodiment of the present invention, showing the connecting post 34; FIG. 8 shows an exploded cross-sectional view of the connector according to an exemplary embodiment of the present invention, wherein Connection post 34 is shown.

As shown in FIGS. 1 to 8 , in the illustrated embodiment, a mounting blind hole 12 is also formed on the partition wall 10 , and a connecting hole 312 is formed on the pushing member 31 . The cable retaining device 3 also includes a connecting post 34 that passes through the connecting hole 312 and is inserted into the installation blind hole 12 in an interference fit manner to pre-install the cable retaining device 3 into the shielding shell 1 . In this way, when the fixing nut 2 is not installed, the cable holding device 3 will not fall off from the shielding shell 1 .

As shown in FIGS. 1 to 8 , in the illustrated embodiment, the connecting column 34 includes a columnar portion 340 and a flange portion 341 . The flange portion 341 is formed at one end of the columnar portion 340 . A support step 312a is formed in the connection hole 312, the flange portion 341 of the connection column 34 axially abuts the support step 312a, and the other end of the columnar portion 340 is inserted into the installation blind hole 12.

As shown in FIGS. 1 to 8 , in the illustrated embodiment, a convex rib 342 is formed on the other end of the columnar portion 340 , and the convex rib 342 interferes with the inner wall of the blind mounting hole 12 to connect the connecting column 34 . The other end is engaged into the mounting blind hole 12.

As shown in FIGS. 1 to 8 , in the illustrated embodiment, the connector further includes a terminal retaining body 4 and a plurality of conductive terminals 5 . The terminal holder 4 is installed in the front chamber 102 of the shield case 1 and is formed with a plurality of terminal mounting holes. A plurality of conductive terminals 5 are respectively inserted into a plurality of terminal mounting holes on the terminal holder 4 . One end of the conductive terminal 5 is used for electrical connection with the conductive core of the cable, and the other end is used for mating connection with the mating terminal (not shown) of the mating connector.

As shown in FIGS. 1 to 8 , in the illustrated embodiment, the connector further includes a sealing ring 8 , which is sleeved on the terminal holder 4 and radially pressed between the terminal holder 4 and the shielding shell 1 between the inner walls to achieve a seal between the two.

As shown in FIGS. 1 to 8 , in the illustrated embodiment, the rear end of the terminal holder 4 is inserted into the front chamber 102 of the shielding case 1 , and the front end of the terminal holder 4 extends from the shielding case 1 .

As shown in FIGS. 1 to 8 , in the illustrated embodiment, the connector further includes: a mounting nut 6 , a connecting nut 7 and a corrugated elastic piece 9 . The mounting nut 6 is threadedly connected to the front end of the shielding shell 1 . The connecting nut 7 is sleeved on the front end of the terminal retaining body 4 and is suitable for threaded connection with the mating shield shell (not shown) of the mating connector. The corrugated elastic piece 9 is axially clamped between the mounting nut 6 and the connecting nut 7 to electrically connect the mounting nut 6 and the connecting nut 7 . In this way, the shield shell 1 of the connector can be electrically connected to the mating shield shell of the mating connector.

As shown in FIGS. 1 to 8 , in the illustrated embodiment, the mounting nut 6 has a radially inner flange 61 , and the radially inner flange 61 axially abuts against the step portion of the terminal retaining body 4 . Position the terminal holder 4. A radial outer flange 41 is formed on the front end of the terminal holder 4 . The radial outer flange 41 axially abuts the front end surface of the connecting nut 7 to axially position the connecting nut 7 .

As shown in FIGS. 1 to 8 , in the illustrated embodiment, the connector also includes two cables (not shown). The two cables pass through the two through holes 11 on the partition wall 10 and push the connector through the two through holes 11 respectively. The two cable holes 311 on the component 31 are led out from the rear end of the shielding shell 1 through the central hole of the fixing nut 2 . Two elastic clips 32 hold the two cables in the shielding shell 1 respectively, and the conductor cores of the two cables are electrically connected to a plurality of conductive terminals 5 respectively.

As shown in FIGS. 1 to 8 , in another exemplary embodiment of the present invention, a connector assembly is also disclosed. The connector assembly includes: the aforementioned connector and a mating connector, and the mating connector is mated with the connector.

Those skilled in the art can understand that the above-described embodiments are exemplary and can be improved by those skilled in the art. The structures described in the various embodiments do not conflict in structure or principle. can be freely combined, and these changes should fall within the protection scope of the present utility model.

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

Although some embodiments of the present general inventive concept have been shown and described, those of ordinary skill in the art will understand that changes may be made in these embodiments without departing from the principles and spirit of the present general inventive concept. , the scope of the present utility model is defined by the claims and their equivalents.

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. Additionally, any element reference signs in the claims should not be construed as limiting the scope of the invention.

Claims (15)

1. A connector, comprising:

a shield case (1); and

a cable holding device (3) mounted in the shield case (1),

the cable holding device (3) includes:

a pushing member (31) on which two cable holes (311) allowing two cables to pass through respectively are formed; and

two elastic clamps (32) which are suitable for being respectively sleeved on the two cables and respectively inserted into the two cable holes (311),

a conical surface (311 a) is formed in the cable hole (311), and when the pushing piece (31) is axially pushed onto the elastic clamp (32), the conical surface (311 a) radially presses the elastic clamp (32) so as to enable the elastic clamp to radially shrink and hold the cable tightly.

2. The connector according to claim 1, wherein:

a partition wall (10) is formed in the shield case (1), the partition wall (10) dividing an inner space of the shield case (1) into a rear chamber (101) and a front chamber (102);

two through holes (11) allowing the two cables to pass through respectively are formed on the partition wall (10), and the cable holding device (3) is mounted into the rear chamber (101);

the connector further comprises a fixation nut (2), which fixation nut (2) is screwed into an opening of the rear chamber (101) for axially clamping the cable holding device (3) between the fixation nut (2) and the partition wall (10).

3. The connector according to claim 2, wherein:

the cable holding device (3) further comprises:

two sealing sleeves (33) which are suitable for being respectively sleeved on the two cables and respectively inserted into two through holes (11) on the separation wall (10),

the sealing sleeve (33) is adapted to be radially compressed between the cable and the inner wall of the through hole (11) to seal the through hole (11).

4. A connector according to claim 3, wherein:

the spring clip (32) includes:

an annular portion (320); and

a plurality of elastic claws (321) connected to the annular portion (320) and spaced around the annular portion (320),

the plurality of elastic claws (321) are inserted into the cable hole (311) and adapted to hold the cable under radial compression of the tapered surface (311 a).

5. The connector of claim 4, wherein:

a positioning flange (330) is formed at one end of the sealing sleeve (33), and an annular part (320) of the elastic clamp (32) is sleeved on the sealing sleeve (33) and axially abuts against one side of the positioning flange (330);

a positioning step (11 a) is formed in the through hole (11) of the partition wall (10), and the other side of the positioning flange (330) of the sealing sleeve (33) axially abuts against the positioning step (11 a);

the positioning flange (330) of the sealing sleeve (33) is axially clamped between the positioning step (11 a) of the through hole (11) and the annular portion (320) of the elastic clamp (32) and is in interference fit with the inner wall of the through hole (11) of the partition wall (10) to seal the through hole (11).

6. A connector according to claim 3, wherein:

a blind mounting hole (12) is also formed in the partition wall (10), and a connecting hole (312) is formed in the pushing piece (31);

the cable retention device (3) further comprises a connection post (34), the connection post (34) passing through the connection hole (312) and being inserted into the mounting blind hole (12) in an interference fit manner to pre-load the cable retention device (3) into the shielding shell (1).

7. The connector of claim 6, wherein:

the connection post (34) comprises:

a columnar portion (340); and

a flange portion (341) formed at one end of the columnar portion (340),

a support step (312 a) is formed in the connection hole (312), a flange portion (341) of the connection column (34) axially abuts against the support step (312 a), and the other end of the columnar portion (340) is inserted into the mounting blind hole (12).

8. The connector of claim 7, wherein:

a bead (342) is formed on the other end of the columnar portion (340), the bead (342) being interference fit with the inner wall of the mounting blind hole (12) to engage the other end of the connecting column (34) into the mounting blind hole (12).

9. A connector according to claim 3, further comprising:

a terminal holding body (4) mounted in a front chamber (102) of the shield case (1) and formed with a plurality of terminal mounting holes; and

a plurality of conductive terminals (5) respectively inserted into a plurality of terminal mounting holes on the terminal holding body (4),

one end of the conductive terminal (5) is used for being electrically connected with the conductive core of the cable, and the other end of the conductive terminal is used for being in butt-fit connection with the butt-fit terminal of the butt-fit connector.

10. The connector of claim 9, further comprising:

and a sealing ring (8) sleeved on the terminal holding body (4) and radially pressed between the terminal holding body (4) and the inner wall of the shielding shell (1) so as to realize sealing between the terminal holding body and the shielding shell.

11. The connector of claim 9, wherein:

the rear end of the terminal holding body (4) is inserted into a front chamber (102) of the shield case (1), and the front end of the terminal holding body (4) protrudes from the shield case (1).

12. The connector of claim 11, further comprising:

a mounting nut (6) screwed to the front end of the shield shell (1);

a connection nut (7) sleeved on the front end of the terminal holding body (4) and adapted to be screwed with a mating shield shell of a mating connector; and

the wave spring piece (9) is axially clamped between the mounting nut (6) and the connecting nut (7) so as to electrically connect the mounting nut (6) and the connecting nut (7).

13. The connector of claim 12, wherein:

-the mounting nut (6) has a radially inner flange (61), the radially inner flange (61) bearing axially against a step of the terminal holder (4) to axially locate the terminal holder (4); and is also provided with

A radially outer flange (41) is formed on the front end of the terminal holding body (4), and the radially outer flange (41) axially abuts against the front end surface of the coupling nut (7) to axially position the coupling nut (7).

14. The connector of claim 9, further comprising:

two cables respectively pass through the two through holes (11) on the partition wall (10), the two cable holes (311) on the pushing piece (31) and are led out from the rear end of the shielding shell (1) through the central hole of the fixing nut (2),

the two elastic clips (32) hold the two cables respectively in the shield shell (1), and conductor cores of the two cables are electrically connected to the plurality of conductive terminals (5) respectively.

15. A connector assembly, comprising:

the connector of any one of claims 1-14; and

and the mating connector is mated with the connector.