CN106953188B - Switching connector - Google Patents
Switching connector Download PDFInfo
- Publication number
- CN106953188B CN106953188B CN201710093480.4A CN201710093480A CN106953188B CN 106953188 B CN106953188 B CN 106953188B CN 201710093480 A CN201710093480 A CN 201710093480A CN 106953188 B CN106953188 B CN 106953188B
- Authority
- CN
- China
- Prior art keywords
- connector
- contact
- mounting
- mounting panel
- ring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000002093 peripheral effect Effects 0.000 claims abstract description 18
- 239000012212 insulator Substances 0.000 claims description 20
- 239000000758 substrate Substances 0.000 claims description 11
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 230000003044 adaptive effect Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 7
- 239000011159 matrix material Substances 0.000 description 4
- 238000003466 welding Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/15—Pins, blades or sockets having separate spring member for producing or increasing contact pressure
- H01R13/187—Pins, blades or sockets having separate spring member for producing or increasing contact pressure with spring member in the socket
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding
- H01R13/658—High frequency shielding arrangements, e.g. against EMI [Electro-Magnetic Interference] or EMP [Electro-Magnetic Pulse]
- H01R13/6591—Specific features or arrangements of connection of shield to conductive members
- H01R13/6592—Specific features or arrangements of connection of shield to conductive members the conductive member being a shielded cable
Abstract
The invention provides a transfer connector, which comprises a connector shell, wherein the connector shell is provided with a plug-in section which is inserted into a mounting panel through a mounting hole of the mounting panel, and an elastic conductive ring which is used for being contacted with the inner hole wall surface of the mounting hole on the mounting panel is also arranged on the outer peripheral surface of the plug-in section. By arranging the elastic conductive ring on the inserting section of the connector, the contact conduction between the connector shell and the mounting panel can be realized in the radial direction, and the problem that the contact is unreliable due to the mounting factor of the connector in the traditional mode of realizing the conduction between the connector shell and the mounting panel through axial contact is avoided; and the radial contact is adopted, so that the installation space occupied by the connector is saved.
Description
Technical Field
The present invention relates to a conductive connector device, and more particularly, to a transfer connector.
Background
When the printed board in the cabinet is connected with equipment outside the cabinet, a transfer connector electrically connected with the printed board in the cabinet is often required to be arranged on the cabinet. A transfer connector and an equipment cabinet using the same are disclosed in chinese patent application publication No. CN105826779a, with application date 2016.03.28. The connector shell is provided with a mounting flange at the periphery, and is fixed on a mounting panel of the cabinet through the mounting flange, one end of the connector shell, which is positioned in the cabinet, is communicated with the printed board, and the outer end of the connector shell is used for conducting connection with external equipment.
When such a transfer connector is designed to be grounded or shielded, it is often necessary to conduct the connector housing with the mounting panel of the cabinet, so that the conduction between the grounding end of the internal printed board and the cabinet or between the shielding layer of the cable connected to the connector and the mounting panel of the cabinet is achieved. The current conduction modes of the connector shell and the mounting panel mainly comprise two modes: one is that the mounting flange of the connector shell is provided with an elastic sheet, when the connector is mounted on the mounting panel, the effective connection between the connector shell and the mounting panel is realized in the axial direction through the elastic sheet; in addition, a boss is arranged on the mounting flange of the shell, and the connection conduction effect is realized through the contact of the boss and the panel during mounting.
The two common grounding modes realize the conduction of the connector shell and the panel through axial contact, and the unreliable contact phenomenon of the grounding contact is easily caused when the installation is not in place because the human factors have great influence on the axial connection reliability; in addition, the grounding is realized through the elastic sheet or the boss, so that the position space occupied by the shell on the mounting panel can be increased, and the whole size of the product is influenced.
Disclosure of Invention
The invention aims to provide a transfer connector which is reliably conducted with a mounting panel.
The adapter connector comprises a connector shell, wherein the connector shell is provided with a plug-in section which is inserted into a mounting hole of a mounting panel and extends into the mounting panel, and an elastic conductive ring which is used for being contacted with the inner hole wall surface of the mounting hole of the mounting panel is further arranged on the outer peripheral surface of the plug-in section. By arranging the elastic conductive ring on the inserting section of the connector, the contact conduction between the connector shell and the mounting panel can be realized in the radial direction, and the problem that the contact is unreliable due to the mounting factor of the connector in the traditional mode of realizing the conduction between the connector shell and the mounting panel through axial contact is avoided; and the radial contact is adopted, so that the installation space occupied by the connector is saved.
The elastic conductive ring is a C-shaped ring, so that the elastic conductive ring is convenient to install with the connector shell.
The C-shaped ring comprises a base body, a plurality of axially extending cape grooves are formed in the base body at intervals along the circumferential direction, and an elastic bulge structure capable of elastically deforming in the radial direction is arranged between two adjacent cape grooves. When the connector is installed in the mounting hole of the mounting panel, the elastic bulge structure can be radially extruded and deformed, and is elastically pressed with the inner wall surface of the mounting hole, so that the contact area is increased, and the reliable contact between the connector shell and the mounting panel can be ensured.
The mounting section is provided with a mounting ring groove at a position corresponding to a mounting hole on the mounting panel, and the C-shaped hoop is arranged in the mounting ring groove and is in spot welding connection with the groove wall of at least one side of the mounting ring groove.
The outer peripheral surface of the connector shell is provided with a mounting flange which is positioned at the outer side of the elastic conductive ring and is used for being connected with the outer side surface of the mounting panel. The mounting flange is arranged on the outer side of the elastic conductive ring, so that a gap between the elastic conductive ring and a mounting hole of the mounting panel can be blocked, and external water vapor and dust are prevented from entering.
The connector shell is internally provided with a grounding contact piece which is used for conducting contact with the grounding end of the printed board, and the grounding contact piece is communicated with the connector shell.
The grounding contact piece comprises an annular substrate, two grounding contact pieces which correspond up and down and axially extend are connected to the inner wall surface of the annular substrate, the two grounding contact pieces form a grounding contact piece pair, a gap between the two grounding contact pieces forms an insertion space for axially inserting an adaptive grounding end golden finger, and the annular substrate is contacted with the connector shell through a contact part arranged on the outer peripheral surface of the annular substrate.
The annular matrix is of a C-shaped annular structure, and the two grounding contact pieces are connected to two ends of the C-shaped annular matrix.
The two ends of the C-shaped annular matrix are bent inwards in the radial direction and form clamping arms which are used for being connected with clamping grooves on the insulator in a clamping way, and the grounding contact piece is integrally connected with the clamping arms at the two ends of the C-shaped annular matrix.
The annular base body is provided with a plurality of axially extending long holes at intervals along the circumferential direction, and the contact part is an elastic bulge structure arranged between two adjacent long holes.
Drawings
Fig. 1 is a schematic structural view of a first embodiment of a transit connector according to the present invention;
FIG. 2 is a schematic view of an embodiment of a transfer connector of the present invention mounted on a mounting panel;
FIG. 3 is a schematic view of an adapter connector according to an embodiment of the present invention without the elastic conductive ring;
FIG. 4 is a schematic view of the elastic conductive ring in FIG. 1;
FIG. 5 is a schematic cross-sectional shape of an elastic conductive ring;
FIG. 6 is an exploded perspective view of FIG. 3;
fig. 7 is a schematic structural view of the blade contact of fig. 6.
Detailed Description
Embodiments of the present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1 to 7, an embodiment of the adapter connector of the present invention includes a connector housing 1, the connector housing 1 having a fitting section inserted into a mounting hole of a mounting panel and extending into the mounting panel, and the connector housing 1 being mounted with an elastic conductive ring 2 on an outer peripheral surface of the fitting section for contact with an inner hole wall surface of the mounting hole of the mounting panel 9. By providing the elastic conductive ring 2 at the plug-in section of the connector, contact conduction between the connector housing 1 and the mounting panel 9 can be achieved in the radial direction.
Specifically, the elastic conductive ring 2 includes a C-shaped annular base 20, a plurality of axially extending flash grooves 21 are arranged on the base 20 along the circumferential direction at intervals, and an elastic bulge structure 22 of the elastic conductive ring capable of elastically deforming in the radial direction is arranged between two adjacent flash grooves 21. When the connector is installed in the installation hole of the installation panel, the elastic bulge structure 22 of the elastic conductive ring can be radially extruded and deformed to be elastically pressed with the inner wall surface of the installation hole, so that the contact area is increased, and the reliable contact between the connector shell and the installation panel is ensured. In other embodiments, the elastic conductive ring may also directly employ a watchband contact finger or a spring contact finger.
The insertion section of the connector housing 1 is provided with a mounting ring groove 19 at a position corresponding to the mounting hole on the mounting panel 9, and the c-shaped hoop is in the mounting ring groove 19 and is spot-welded with the groove wall of the mounting ring groove, as shown in fig. 1 at position B. Of course, in other embodiments, the C-ring housing is attached to the connector housing by radial attachment screws. The outer peripheral surface of the connector housing 1 is provided with a mounting flange 11, and a mounting ring groove 19 extends axially inward from the inner side surface of the mounting flange 11. The mounting flange is arranged on the outer side of the elastic conductive ring, so that a gap between the elastic conductive ring and a mounting hole of the mounting panel can be blocked, and external water vapor and dust are prevented from entering.
The connector housing 1 is internally provided with a grounding contact piece which is used for conducting contact with the grounding end of the printed board, and the grounding contact piece is conducted with the connector housing, so that the conduction and grounding of the printed board inside the cabinet and the cabinet housing are realized through the switching connector. Among the various ways of conducting the ground contact to the connector housing in the prior art, the embodiment of the present invention provides a preferred way, specifically as follows:
as shown in fig. 6 to 7, the connector housing 1 is internally fitted with an insulator 10 on which a ground contact 13 and a conductive contact for power transmission are mounted. The ground contact 13 includes a C-shaped annular base 130, the C-shaped annular base 130 is hooked on the outer peripheral surface of the rear end of the insulator 10 and contacts the inner peripheral surface of the connector housing 1 through the outer peripheral surface, two axially extending ground contacts 1302 are provided at both ends of the C-shaped annular base 130, two ground contacts 1302 are disposed up and down oppositely to form a ground contact pair, and a gap between the two ground contacts 1302 forms an insertion space into which an adapted ground gold finger is axially inserted.
Specifically, the two ends of the C-shaped annular base 130 are bent radially inwards to form clamping arms 1301, the grounding contact 1302 is integrally connected with the clamping arms 1301 at the two ends of the C-shaped annular base 130, two clamping grooves 101 extending radially inwards are formed in the outer peripheral surface of the insulator 10 for mounting the C-shaped annular base 130, the clamping arms 1301 are clamped in the clamping grooves 101, the fixed connection between the sheet type contact and the insulator is conveniently realized, and the connection structure is simplified. The C-shaped annular base 130 is provided with a plurality of elongated holes 1300 extending in the axial direction at intervals, a sheet-type contact elastic bulge structure 1303 is arranged between two adjacent elongated holes 1300, and after the sheet-type contact is hooped on the insulator 10, the sheet-type contact elastic bulge 1303 contacts with the inner peripheral surface of the connector housing 1, so that good contact between the sheet-type contact and the inner peripheral surface of the connector housing can be realized, and the stability and reliability of grounding are ensured.
The conductive contact installed in the insulator 10 includes a pin 12 at the front end and a pair of conductive contacts 120 connected to the rear end of the pin 12, the pair of conductive contacts 120 including two conductive contacts opposite to each other from top to bottom, the conductive contacts having the same structure as the two ground contacts 1302 constituting the sheet type contact, the front ends of the conductive contacts being integrally connected through a vertical portion and being riveted to the rear end of the pin 12. The contact pairs of the conductive contact and the contact pairs of the sheet contact are arranged in parallel in the radial direction and jointly form the rear end plug-in end of the adapter connector.
In order to protect the contact pairs of the conductive contact and the sheet contact, the rear end of the insulator 10 is provided with cantilever arms 100 respectively on the upper and lower sides of the contact pair, the rear end of the cantilever arms 100 is provided with guard plates 102 bent in opposite directions on the rear side of the contact pair, and the guard plates 102 are blocked on the rear sides of the upper and lower contacts of the contact pair, so that the contact pair is prevented from being bent or damaged due to collision of the contact pair with the printed board in the plugging process of the adapter connector and the printed board.
The two contact pieces of the contact piece pair of the conductive contact piece and the sheet contact piece are symmetrically bent, and the gap between the contact pieces is large at two ends and small in the middle in the axial direction, so that when the matched golden finger is in conductive contact, the elastic force of bending deformation can be pressed on the upper side surface and the lower side surface of the golden finger, and the stability and the reliability of the conductive contact are ensured.
In the above embodiment, the annular substrate of the sheet contact member has a C-shaped ring structure, the grounding contact member is integrally connected to two ends of the C-shaped ring, and in other embodiments, the annular substrate is a closed ring, and the contact member is fixed on the inner wall surface of the annular substrate by spot welding or screw connection; or the grounding contact pieces are connected to the two ends of the C-shaped ring through spot welding; in the above embodiment, the insulator is provided with the clamping groove and the fixing mounting of the sheet-type contact element and the insulator is realized by clamping the clamping arm of the annular base body into the clamping groove, in other embodiments, the insulator is not provided with the clamping groove, only the insulator is provided with the accommodating groove for accommodating the pair of grounding contact elements, and the sheet-type contact element can be fixed on the insulator by arranging the connecting screw connected with the insulator on the annular base body; alternatively, the sheet insulator may be fixed to the insulator by providing an annular groove with an opening facing rearward into which the front end of the annular base is inserted.
In the above embodiment, the contact portion of the annular base body for contacting the connector housing is provided as an elastic bulge between the two long holes of the annular base body, and in other embodiments, the contact portion may be directly the outer peripheral surface of the annular base body or the outer peripheral surface of the annular base body may be a flat cylindrical surface, and a protrusion is provided on the outer peripheral surface of the annular base body to form the contact portion.
In other use cases, for example, when the adapter connector is connected with the cable, the shielding layer of the cable can be conducted with the connector shell, and then the shielding layer of the cable can be conducted with the cabinet through the elastic conducting ring, so that a better shielding effect is achieved.
The switching connector has a simple structure, conveniently realizes the conduction between the connector shell and the cabinet mounting panel, and is convenient for grounding design.
Claims (8)
1. The adapter connector comprises a connector shell, wherein the connector shell is provided with an inserting section which extends into the mounting panel through a mounting hole of the mounting panel, and is characterized in that an elastic conductive ring which is used for being contacted with the inner hole wall surface of the mounting hole on the mounting panel is also arranged on the outer peripheral surface of the inserting section;
a grounding contact piece used for conducting contact with the grounding end of the printed board is arranged in the connector shell, and the grounding contact piece is communicated with the connector shell;
the grounding contact piece comprises an annular substrate, wherein the inner wall surface of the annular substrate is connected with two grounding contact pieces which correspond up and down and axially extend, the two grounding contact pieces form a grounding contact piece pair, a gap between the two grounding contact pieces forms an insertion space for axially inserting an adaptive grounding end golden finger, and the annular substrate is contacted with the connector shell through a contact part arranged on the outer peripheral surface of the annular substrate;
the adapter connector is provided with an insulator, and the insulator is inserted into the connector shell;
the grounding contact is sleeved on the insulator.
2. The adapter connector of claim 1 wherein the resilient conductive ring is a C-ring.
3. The adapter connector according to claim 2, wherein the C-shaped ring comprises a base body, a plurality of axially extending ridge grooves are formed in the base body at intervals along a circumferential direction, and an elastic bulge structure capable of elastically deforming in a radial direction is arranged between two adjacent ridge grooves.
4. A transfer connector as claimed in claim 3 wherein the mounting section is provided with a mounting groove at a location corresponding to the mounting hole in the mounting panel, and the C-ring is in the mounting groove and is spot welded to at least one side groove wall of the mounting groove.
5. The adapter connector according to any one of claims 1-4, wherein the outer peripheral surface of the connector housing is provided with a mounting flange located outside the elastic conductive ring and adapted to be connected to an outer side surface of the mounting panel.
6. The adapter connector according to any one of claims 1-4, wherein the ring-shaped base is a C-shaped ring-shaped structure, and two ground contacts are connected to both ends of the C-shaped ring-shaped base.
7. The adapter connector of claim 6 wherein the C-shaped annular base has two ends bent radially inward and forming snap arms for snap connection with snap grooves on the insulator, and the ground contact integrally connects the snap arms at the two ends of the C-shaped annular base.
8. The adapter connector according to claim 7, wherein the annular base body is provided with a plurality of elongated holes extending in the axial direction at intervals in the circumferential direction, and the contact portion is an elastic bulge structure provided between two adjacent elongated holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710093480.4A CN106953188B (en) | 2017-02-21 | 2017-02-21 | Switching connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710093480.4A CN106953188B (en) | 2017-02-21 | 2017-02-21 | Switching connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106953188A CN106953188A (en) | 2017-07-14 |
| CN106953188B true CN106953188B (en) | 2023-12-05 |
Family
ID=59467641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710093480.4A Active CN106953188B (en) | 2017-02-21 | 2017-02-21 | Switching connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106953188B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109428244B (en) * | 2017-08-31 | 2020-10-30 | 中航光电科技股份有限公司 | Panel connector, adaptor connector, panel-adaptor connector assembly and RU box |
| CN107425369B (en) * | 2017-09-08 | 2018-11-13 | 广州安飞诺电子有限公司 | A kind of anti-tampering high pressure crosses hole connector |
| CN107425367B (en) * | 2017-09-08 | 2019-01-22 | 广州安飞诺电子有限公司 | A kind of new-energy automobile full-shield connector and full-shield connection structure |
| CN107732514A (en) * | 2017-11-21 | 2018-02-23 | 东莞市星全工业有限公司 | Spring probe |
| CN112117570B (en) * | 2018-07-27 | 2023-03-17 | 中航光电科技股份有限公司 | Signal transmission module, male end connector and female end connector |
| CN213782405U (en) * | 2020-10-30 | 2021-07-23 | 泰科电子(上海)有限公司 | High-voltage connector and electromagnetic shielding shell for same |
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| CN105762546A (en) * | 2016-03-30 | 2016-07-13 | 中航光电科技股份有限公司 | Connector |
| CN105826779A (en) * | 2016-03-28 | 2016-08-03 | 中航光电科技股份有限公司 | Adaptor connector and device rack by using the same |
| CN206516775U (en) * | 2017-02-21 | 2017-09-22 | 中航光电科技股份有限公司 | Adaptor connector |
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| GB544961A (en) * | 1940-12-30 | 1942-05-05 | Joseph Francis O Brien | Electric connector means |
| CN1187702A (en) * | 1996-10-12 | 1998-07-15 | 莫列斯公司 | Electrical Connector keying system |
| US6193555B1 (en) * | 1999-10-29 | 2001-02-27 | Hon Hai Precision Ind. Co., Ltd. | ESD and crosstalk protected hybrid connector |
| CN201570687U (en) * | 2009-09-30 | 2010-09-01 | 中航光电科技股份有限公司 | High pressure resistant adaptor connector |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN106953188A (en) | 2017-07-14 |
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