CN216671963U - Terminal module, connector and connector assembly - Google Patents

Terminal module, connector and connector assembly Download PDF

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Publication number
CN216671963U
CN216671963U CN202123423541.XU CN202123423541U CN216671963U CN 216671963 U CN216671963 U CN 216671963U CN 202123423541 U CN202123423541 U CN 202123423541U CN 216671963 U CN216671963 U CN 216671963U
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terminal
connector
terminals
terminal module
signal
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CN202123423541.XU
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Chinese (zh)
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黄建林
潘峰
徐敏
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Tyco Electronics Technology SIP Ltd
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Tyco Electronics Technology SIP Ltd
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Abstract

The utility model discloses a terminal module, a connector and a connector assembly. The terminal module includes: a plurality of terminals including signal terminals and power supply terminals; and a terminal holding body for holding the plurality of terminals, the terminal holding body being provided with a joint structure for fixing an electromagnetic shield; the terminal module is an integrated piece molded in an insert injection molding mode, wherein the terminals are embedded pieces, and the terminal retainer is an injection molding piece. In the present invention, the plurality of terminals are held and fixed in advance by the terminal holder before the housing is injection-molded. Therefore, in the process of injection molding the shell, the plurality of terminals are not easy to bend and shift, and the quality of the connector is ensured.

Description

Terminal module, connector and connector assembly
Technical Field
The present invention relates to a terminal module, a connector including the terminal module, and a connector assembly including the connector.
Background
In the prior art, a connector for a lidar generally includes a housing, a plurality of terminals provided in the housing for transmitting power and signals. The housing is typically molded directly onto the plurality of terminals in an insert injection molding process (otherwise known as an insert injection molding process or an overmolding process). In the prior art, when the terminal is long, the terminal is easily bent during the injection molding of the housing, which may result in the rejection of the manufactured connector.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to addressing at least one of the problems and deficiencies in the prior art.
According to an aspect of the present invention, there is provided a terminal module for electrical connection on both sides of a mounting panel. The terminal module includes: a plurality of terminals including signal terminals and power supply terminals; and a terminal holding body for holding the plurality of terminals, the terminal holding body being provided with a joint structure for fixing an electromagnetic shield; the terminal module is an integrated piece molded in an insert injection molding mode, wherein the terminals are embedded pieces, and the terminal retainer is an injection molding piece.
According to an exemplary embodiment of the utility model, the terminal comprises: a first portion extending a first length in a first direction; and a second portion connected to the first portion and extending in a second direction different from the first direction by a second length greater than the first length, the terminal holder being molded on the second portion of the terminal for holding the second portion having the greater length.
According to another exemplary embodiment of the present invention, the first direction and the second direction form a predetermined angle, the predetermined angle being larger than 0 degrees and smaller than 180 degrees.
According to another exemplary embodiment of the present invention, the first direction is perpendicular to the second direction, so that the terminal is L-shaped.
According to another exemplary embodiment of the present invention, the terminal holding body includes: a body portion wrapped over a portion of the second portion of the terminal; and an extension portion disposed between adjacent terminals and extending a predetermined length in a direction away from the body portion.
According to another exemplary embodiment of the present invention, the main body portion of the terminal holding body is wrapped on a portion of the second portion near the first portion; the extended portion of the terminal holding body extends from the main body portion in the second direction by a predetermined length.
According to another exemplary embodiment of the present invention, a thickness of the main body portion of the terminal holding body is greater than or equal to a thickness of the extended portion.
According to another exemplary embodiment of the present invention, the signal terminal includes: a first signal terminal for transmitting a first signal; and a second signal terminal for transmitting a second signal different from the first signal.
According to another exemplary embodiment of the present invention, an engaging projection for engaging into a first engaging hole formed on an electromagnetic shield to engage the terminal holding body to the electromagnetic shield is molded on the terminal holding body.
According to another aspect of the present invention, there is provided a connector including: a housing; the terminal module is arranged in the shell; and the electromagnetic shielding piece is assembled on the terminal holding body of the terminal module, the connector is an integrated piece formed in an insert injection molding mode, the terminal module and the electromagnetic shielding piece which are assembled together are the insert pieces, and the shell is the injection molding piece.
According to an exemplary embodiment of the present invention, a second engaging hole for engaging with a housing injection-molded on the terminal module is formed on the electromagnetic shield; a part of the material of the case passes through the second engagement hole of the electromagnetic shield to enhance the engagement strength between the case and the electromagnetic shield.
According to another exemplary embodiment of the present invention, the electromagnetic shield is configured to isolate the first signal terminal of the terminal module for transmitting ethernet signals from the power supply terminal.
According to another exemplary embodiment of the present invention, the electromagnetic shield includes: a first shield portion extending in a first direction for receiving a first portion of the first signal terminal; and a second shielding part connected to the first shielding part and extending in a second direction for receiving the second part of the first signal terminal, the electromagnetic shield being an integrally formed member.
According to another exemplary embodiment of the present invention, the housing includes: a cylindrical portion adapted to mate with a mating housing of a mating connector; a base portion formed on a bottom portion of the cylindrical portion and adapted to be fixed to a mounting panel; and a tongue portion formed on a bottom of the base portion and adapted to pass through the mounting panel via an opening in the mounting panel, the terminal passing through and extending out of the base portion and the tongue portion of the housing to be electrically connected to a circuit board.
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, the plurality of terminals are previously held and fixed by the terminal holder before the housing is injection-molded. Therefore, in the process of injection molding the shell, the plurality of terminals are not easy to bend and shift, and the quality of the connector is ensured.
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 may assist in a comprehensive understanding of the utility model.
Drawings
Fig. 1 shows a perspective view of a connector according to an exemplary embodiment of the present invention, viewed from the top;
fig. 2 shows a perspective view of a connector according to an exemplary embodiment of the present invention, viewed from the bottom;
FIG. 3 shows a cross-sectional view of a connector according to an example embodiment of the utility model;
fig. 4 shows a perspective view of a terminal module of a connector according to an exemplary embodiment of the present invention, as viewed from the front side thereof;
fig. 5 shows a perspective view of a terminal module of a connector according to an exemplary embodiment of the present invention, viewed from the upper side thereof, with the electromagnetic shield not shown;
fig. 6 shows a perspective view of a terminal module of a connector according to an exemplary embodiment of the present invention, viewed from its underside, without showing electromagnetic shields;
fig. 7 shows a perspective view of a terminal module of a connector according to an exemplary embodiment of the present invention, as viewed from the rear side thereof.
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 terminal module for electrical connection at both sides of a mounting panel. The terminal module includes: a plurality of terminals including signal terminals and power supply terminals; and a terminal holding body for holding the plurality of terminals, the terminal holding body being provided with a joint structure for fixing an electromagnetic shield; the terminal module is an integrated piece molded in an insert injection molding mode, wherein the terminals are embedded pieces, and the terminal retainer is an injection molding piece.
According to another general technical concept of the present invention, there is provided a connector, including: a housing; the terminal module is arranged in the shell; and the electromagnetic shielding piece is assembled on the terminal holding body of the terminal module, the connector is an integrated piece formed in an insert injection molding mode, the terminal module and the electromagnetic shielding piece which are assembled together are the insert pieces, and the shell is the injection molding piece.
Fig. 1 shows a perspective view of a connector according to an exemplary embodiment of the present invention, viewed from the top; fig. 2 shows a perspective view of a connector according to an exemplary embodiment of the present invention, viewed from the bottom; FIG. 3 shows a cross-sectional view of a connector according to an example embodiment of the utility model; fig. 4 shows a perspective view of a terminal module 200 of a connector according to an exemplary embodiment of the present invention, as viewed from the front side thereof.
As shown in fig. 1-4, in the illustrated embodiment, a connector adapted to connect with, for example, a lidar, is disclosed that may include a power terminal for transmitting power and a signal terminal for transmitting a signal (e.g., an ethernet signal). The connector includes a housing 100 and a terminal module 200. The terminal module 200 is disposed in the housing 100. In the illustrated embodiment, the housing 100 is a one-piece injection molded part that is insert molded to the terminal module 200.
Fig. 5 shows a perspective view of the terminal module 200 of the connector according to an exemplary embodiment of the present invention, as viewed from the upper side thereof, in which the electromagnetic shield 40 is not shown; fig. 6 shows a perspective view of a terminal module 200 of a connector according to an exemplary embodiment of the present invention, as viewed from its lower side, wherein the electromagnetic shield 40 is not shown; fig. 7 shows a perspective view of the terminal module 200 of the connector according to an exemplary embodiment of the present invention, as viewed from the rear side thereof.
As shown in fig. 1-7, in the illustrated embodiment, the terminal modules 200 are used for electrical connection on both sides of a mounting panel (not shown), for example, for connecting a circuit board on one side of the mounting panel to a mating connector on the other side of the mounting panel. The terminal module 200 includes: a plurality of terminals 10, 20, 30 and a terminal holding body 50. The plurality of terminals 10, 20, 30 include signal terminals 10, 20 and power supply terminals 30. The terminal holding body 50 holds the plurality of terminals 10, 20, and 30. The terminal holding body 50 is provided with a joint structure for fixing the electromagnetic shield 40.
As shown in fig. 1 to 7, in the illustrated embodiment, the terminal holding body 50 is an integral injection-molded part that is insert-molded to the plurality of terminals 10, 20, 30. That is, in the illustrated embodiment, the terminal module 200 is a single piece molded by insert injection, in which the plurality of terminals 10, 20, 30 are insert pieces and the terminal holder 50 is an injection molded piece. The one-piece injection molded part has the advantages of easy manufacture, good joint strength and water resistance.
As shown in fig. 1 to 7, in the illustrated embodiment, the terminal 10, 20, 30 includes: a first portion 11, 21, 31 and a second portion 12, 22, 32. The first portions 11, 21, 31 of the terminals 10, 20, 30 extend a first length in the first direction Y. The second portions 12, 22, 32 of the terminals 10, 20, 30 are connected to the first portions 11, 21, 31 and extend a second length in a second direction Z different from the first direction Y. In an exemplary embodiment of the present invention, the first direction Y and the second direction Z may form a predetermined angle, and the predetermined angle may be greater than 0 degree and less than 180 degrees. In the illustrated embodiment, the first direction Y is perpendicular to the second direction Z such that the terminals 10, 20, 30 are L-shaped.
As shown in fig. 1 to 7, in the illustrated embodiment, the second length is greater than the first length, that is, the length of the second portion 12, 22, 32 of the terminal 10, 20, 30 is greater than the length of the first portion 11, 21, 31 of the terminal 10, 20, 30. In order to prevent the second parts 12, 22, 32 having a large length from being bent during injection molding of the housing 100, in the illustrated embodiment, the terminal holder 50 is molded on the second parts 12, 22, 32 of the terminals 10, 20, 30 for holding the second parts 12, 22, 32 having a large length. However, the present invention is not limited to the illustrated embodiment, and the terminal holding body 50 may be simultaneously molded on the first parts 11, 21, 31 and/or the second parts 12, 22, 32 of the terminals 10, 20, 30, for example.
As shown in fig. 1 to 7, in the illustrated embodiment, the terminal holding body 50 includes: a body portion 510 and an extension portion 520. The body portion 510 is wrapped over a portion of the second portions 12, 22, 32 of the terminals 10, 20, 30. The extension part 520 is disposed between the adjacent terminals 10, 20, 30 and extends a predetermined length in a direction away from the body part 510.
As shown in fig. 1 to 7, in the illustrated embodiment, the main body portion 510 of the terminal holder 50 is wrapped around the second portions 12, 22, 32 of the terminals 10, 20, 30 at a portion close to the first portions 11, 21, 31. The extended portion 520 of the terminal holder 50 extends from the main body portion 510 by a predetermined length in the second direction Z.
As shown in fig. 1 to 7, in the illustrated embodiment, the thickness of the main body portion 510 of the terminal holder 50 is greater than or equal to the thickness of the extended portion 520. In the illustrated embodiment, the terminals 10, 20, 30 are encased in the body portion 510, but not necessarily encased in the extension portion 520.
As shown in fig. 1 to 7, in the illustrated embodiment, the signal terminals 10, 20 include: a first signal terminal 10 and a second signal terminal 20. The first signal terminal 10 is used for transmitting a first signal, for example, for transmitting an ethernet signal. The second signal terminal 20 is used for transmitting a second signal different from the first signal, for example, for transmitting a local area network signal (CAN signal). In the illustrated embodiment, the connector further includes an electromagnetic shield 40. The electromagnetic shield 40 is assembled to the terminal holding body 50 for isolating the first signal terminal 10 from the power supply terminal 30.
As shown in fig. 1 to 7, in the illustrated embodiment, the electromagnetic shield 40 includes: a first shielding portion 41 and a second shielding portion 42. The first shielding portion 41 extends in the first direction Y for accommodating the first portion 11 of the first signal terminal 10. The second shielding portion 42 is connected to the first shielding portion 41 and extends in the second direction Z for accommodating the second portion 12 of the first signal terminal 10. In the illustrated embodiment, the electromagnetic shield 40 is a one-piece molded member. For example, the electromagnetic shield 40 may be a one-piece stamped and formed part made by stamping a single piece of sheet metal material.
As shown in fig. 1 to 7, in the illustrated embodiment, an engaging projection 501 is molded on the terminal holding body 50, and a first engaging hole 401 is formed on the electromagnetic shield 40. The engaging projection 501 on the terminal holding body 50 is engaged into the first engaging hole 401 on the electromagnetic shield 40 to engage the electromagnetic shield 40 to the terminal holding body 50.
As shown in fig. 1 to 7, in the illustrated embodiment, a second engagement hole 402 is further formed on the electromagnetic shield 40, and the second engagement hole 402 is used to engage with the housing 100 injection-molded on the terminal module 200. When the case 100 is injection-molded, a portion of the material of the case 100 passes through the second engagement hole 402 of the electromagnetic shield 40 to enhance the engagement strength between the case 100 and the electromagnetic shield 40.
As shown in fig. 1 to 7, in an exemplary embodiment of the present invention, there is also disclosed a connector including: a housing 100; the aforementioned terminal module 200; and an electromagnetic shield 40 assembled to the terminal holding body 50. The terminal module 200 and the electromagnetic shield 40 are assembled together and disposed in the housing 100. The housing 100 is a one-piece injection molded part that is insert-molded to the terminal module 200. That is, in the illustrated embodiment, the connector is a single piece molded in an insert injection manner, in which the terminal module 200 and the electromagnetic shield 40 assembled together are an insert, and the housing 100 is an injection molded piece.
As shown in fig. 1 to 7, in the illustrated embodiment, the housing 100 includes: cylindrical portion 110, base portion 130, and tongue 120. The cylindrical portion 110 is adapted to mate with a mating housing (not shown) of a mating connector (not shown). The base portion 130 is formed on the bottom of the cylindrical portion 110 and is adapted to be fixed to a mounting panel (not shown). A tongue insertion portion 120 is formed on the bottom of the base portion 130 and is adapted to pass through the mounting panel via an opening in the mounting panel.
As shown in fig. 1-7, in the illustrated embodiment, connector 10 further includes a gasket 134, where gasket 134 is disposed around tongue portion 120 and is adapted to be compressed between base portion 130 and mounting panel 200 to seal opening 202 in mounting panel 200.
As shown in fig. 1 to 7, in the illustrated embodiment, the cylindrical portion 110 of the housing 100 extends in a first direction Y, and the tongue insertion portion 120 of the housing 100 extends in a second direction Z perpendicular to the first direction Y, so that the housing 100 has an L-shape.
As shown in fig. 1 to 7, in the illustrated embodiment, the terminals 10, 20, 30 pass through the base portion 130 and the tongue portion 120 of the housing 100 and extend out of the tongue portion 120 to be electrically connected to a circuit board (not shown).
As shown in fig. 1 to 7, in the illustrated embodiment, positioning posts 135 are formed on the base portion 130, and the positioning posts 135 are adapted to be engaged with positioning holes 235 on the mounting panel 200. A coupling hole 131 is formed in the base portion 130, and the base portion 130 can be fixed to the mounting panel 200 by a coupling member (e.g., a screw) passing through the coupling hole 131.
As shown in fig. 1 to 7, in the illustrated embodiment, the connector 10 further includes a metal bushing 132, the metal bushing 132 is fitted into the coupling hole 131 of the base portion 130, and the coupling member passes through the metal bushing 132. This prevents the coupling member from directly contacting the inner wall of the coupling hole 131, thereby preventing the housing 100 from being worn by the coupling member.
As shown in fig. 1 to 7, in the illustrated embodiment, a receiving groove 133 for receiving a packing 134 is formed on a bottom surface of the base portion 130. The packing 134 is fitted and positioned in the receiving groove 133 of the base portion 130. The receiving groove 133 surrounds the periphery of the tongue insertion portion 120, and the connecting hole 131 and the positioning post 135 are located outside an area surrounded by the receiving groove 133 and spaced apart from the receiving groove 133 by a predetermined interval.
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 (not shown) 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 will 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 appended 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 (15)

1. A terminal module for electrical connection on both sides of a mounting panel, the terminal module comprising:
a plurality of terminals including signal terminals and power supply terminals; and
a terminal holding body for holding the plurality of terminals,
the terminal holding body is provided with a joint structure for fixing the electromagnetic shielding piece;
the terminal module is an integrated piece molded in an insert injection molding mode, wherein the terminals are embedded pieces, and the terminal retainer is an injection molding piece.
2. The terminal module of claim 1, wherein:
the terminal includes:
a first portion extending a first length in a first direction; and
a second portion connected to the first portion and extending a second length in a second direction different from the first direction,
the second length is greater than the first length, and the terminal holder is molded over a second portion of the terminal for holding the second portion of greater length.
3. The terminal module of claim 2, wherein:
the first direction and the second direction form a preset included angle, and the preset included angle is larger than 0 degree and smaller than 180 degrees.
4. The terminal module of claim 2, wherein:
the first direction is perpendicular to the second direction such that the terminal is L-shaped.
5. The terminal module of claim 2, wherein:
the terminal holding body includes:
a body portion wrapped over a portion of the second portion of the terminal; and
and an extension portion disposed between adjacent terminals and extending a predetermined length in a direction away from the body portion.
6. The terminal module of claim 5, wherein:
the main body part of the terminal holding body is wrapped on the part of the second part close to the first part;
the extended portion of the terminal holding body extends from the main body portion in the second direction by a predetermined length.
7. The terminal module of claim 5, wherein:
the thickness of the main body portion of the terminal holding body is greater than or equal to the thickness of the extended portion.
8. The terminal module according to any one of claims 1-7, wherein:
the signal terminal includes:
a first signal terminal for transmitting a first signal; and
a second signal terminal for transmitting a second signal different from the first signal.
9. The terminal module according to any one of claims 1-7, wherein:
an engaging projection for engaging into a first engaging hole (401) formed on an electromagnetic shield to engage the terminal holding body to the electromagnetic shield is molded on the terminal holding body.
10. A connector, comprising:
a housing;
the terminal module of any one of claims 1-9 disposed in the housing; and
an electromagnetic shield assembled to the terminal holder of the terminal module,
the connector is an integrated piece formed in an insert injection molding mode, wherein the terminal module and the electromagnetic shielding piece which are assembled together are embedded pieces, and the shell is an injection molding piece.
11. The connector of claim 10, wherein:
a second engaging hole for engaging with a housing injection-molded on the terminal module is formed on the electromagnetic shield;
a part of the material of the case passes through the second engagement hole of the electromagnetic shield to enhance the engagement strength between the case and the electromagnetic shield.
12. The connector of claim 10, wherein:
the electromagnetic shield is used for isolating a first signal terminal of the terminal module for transmitting Ethernet signals from the power supply terminal.
13. The connector of claim 12, wherein:
the electromagnetic shield includes:
a first shield portion extending in a first direction for receiving a first portion of the first signal terminal; and
a second shield portion connected to the first shield portion and extending in a second direction for receiving a second portion of the first signal terminal,
the electromagnetic shielding part is an integrated part.
14. The connector of claim 10, wherein:
the housing includes:
a cylindrical portion adapted to mate with a mating housing of a mating connector;
a base portion formed on a bottom portion of the cylindrical portion and adapted to be fixed to a mounting panel; and
a tongue insertion portion formed on a bottom portion of the base portion adapted to pass through the mounting panel via an opening in the mounting panel,
the terminals pass through the base portion and the tongue portion of the housing and extend out of the tongue portion to be electrically connected to a circuit board.
15. A connector assembly, comprising:
the connector of any one of claims 10-14; and
a mating connector adapted to mate with the connector.
CN202123423541.XU 2021-12-31 2021-12-31 Terminal module, connector and connector assembly Active CN216671963U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202123423541.XU CN216671963U (en) 2021-12-31 2021-12-31 Terminal module, connector and connector assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202123423541.XU CN216671963U (en) 2021-12-31 2021-12-31 Terminal module, connector and connector assembly

Publications (1)

Publication Number Publication Date
CN216671963U true CN216671963U (en) 2022-06-03

Family

ID=81760566

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202123423541.XU Active CN216671963U (en) 2021-12-31 2021-12-31 Terminal module, connector and connector assembly

Country Status (1)

Country Link
CN (1) CN216671963U (en)

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