CN217691947U - Connector grounding structure, wire end connector and connector assembly thereof - Google Patents
Connector grounding structure, wire end connector and connector assembly thereof Download PDFInfo
- Publication number
- CN217691947U CN217691947U CN202221310451.1U CN202221310451U CN217691947U CN 217691947 U CN217691947 U CN 217691947U CN 202221310451 U CN202221310451 U CN 202221310451U CN 217691947 U CN217691947 U CN 217691947U
- Authority
- CN
- China
- Prior art keywords
- metal
- connector
- cable
- ground structure
- structure according
- 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
Images
Landscapes
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The utility model discloses a connector ground structure, line end connector and connector subassembly thereof belongs to the connector field, a connector ground structure for connector ground connection, the cable of connector has the metallic braid, including the metal-back, the ground connection shell fragment sets up in the outside of metal-back, and contacts or links to each other with the metal-back, the sheetmetal, one side of metal-back has first draw-in groove, the sheetmetal inserts first draw-in groove, and partly extends to the inside of metal-back, the sheetmetal contacts or links to each other with the metal-back, the becket, by the sheetmetal centre gripping in the inside of metal-back, the inner wall of becket contacts or links to each other with the metallic braid layer of the cable of connector. The metal braid layer formed by reversely folding the cable is adopted, the grounding effect is realized through effective electric connection of the metal ring, the metal sheet and the metal shell and the grounding elastic sheet arranged outside the metal shell, and the ground wire does not need to be artificially connected when the grounding wire is used after the grounding wire is assembled.
Description
Technical Field
The utility model belongs to the connector field especially relates to a connector ground structure, line end connector and connector components thereof.
Background
In order to ensure the operation safety of the circuit, the grounding problem of the circuit needs to be properly solved after the cable is assembled, and an ECU-ECU in the field of automobile automatic driving has the following problems in order to improve the efficiency, ensure the wiring quality and adopt the plate end connector and the wire end connector for connection: the existing wire end connector does not have a special ground wire contact structure, and the ground wire needs to be artificially connected to a shell of the connector during connection, so that the construction efficiency is low, and the construction quality is difficult to guarantee.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a connector ground structure, line end connector and connector subassembly adopts the anti metallic braid layer of rolling over of cable, through becket-sheetmetal-metal shell with locate the outside effective electricity of ground connection shell fragment of metal-back, realize the ground connection effect, need not the manual ground wire of connecting again when using after the equipment.
To achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides a pair of connector ground structure for connector ground connection, the cable of connector have the metallic braid, including the metal casing, the ground connection shell fragment sets up in the outside of metal casing, and with the metal casing contact or link to each other, the sheetmetal, one side of metal casing has first draw-in groove, the sheetmetal inserts first draw-in groove, and partly extends to the inside of metal casing, the sheetmetal contacts or links to each other with the metal casing, the becket, by the sheetmetal centre gripping in the inside of metal casing, the inner wall of becket contacts or links to each other with the metallic braid layer of the cable of connector.
Preferably, the metal ring has a notched seam or a riveted seam.
Preferably, the wall of the notched seam is planar and the wall of the riveted seam is serrated.
Preferably, the metal ring is formed by bending one metal plate or by bending and assembling more than two metal plates.
Preferably, the metal sheets are divided into two groups, and each group of metal sheets comprises two oppositely arranged metal sheets.
Preferably, the middle part of sheetmetal has the second draw-in groove, and every group sheetmetal all encloses into an annular card hole that is used for chucking becket, and the both ends of sheetmetal have the bulge, and the first draw-in groove is located to the bulge card.
Preferably, the grounding elastic sheet is a structure which is formed by bending a metal elastic sheet and is clamped end to end, and is sleeved on the outer side wall of the metal shell.
Preferably, at least one first opening and at least one second opening are formed in the grounding elastic sheet, the hole wall of the first opening is connected with a first elastic part, one end of the first elastic part is a free end and is bent inwards to abut against the metal shell, the hole wall of the second opening is connected with a second elastic part, one end of the second elastic part is a free end and is bent outwards to abut against the metal shell of the plate end connector.
Preferably, the metal shell further comprises an insulating fixing body for fixing the metal ring, and the insulating fixing body is arranged inside the metal shell.
Preferably, the insulating holder has a through hole for the metal ring to pass through.
The utility model also provides a terminal connector, including cable, electric connector and as above-mentioned connector ground structure, the electric connector sets up in the metal casing, and the one end of cable links to each other with the electric connector, and the other end passes the outside that the becket extended to the metal casing, and the metallic braid of cable is turned over and is rolled over the inner wall contact with the becket or link to each other.
Preferably, the electrical connector is a circuit board or a group of conductive terminals.
Preferably, the cable connector further comprises an inner film and a first outer film, wherein the inner film covers at least the connection part of the electric connector and the cable, and the first outer film covers the inner film.
Preferably, the cable clamp further comprises a cable clamp and a second outer film, wherein the cable passes through the cable clamp, and the second outer film covers the cable clamp.
The utility model also provides a connector assembly, including the board end connector and rather than the complex terminal connector as above-mentioned of pegging graft.
The utility model has the advantages that:
1. the grounding effect is realized through the electric connection between the metal braid layer, the metal ring, the metal sheet, the metal shell and the grounding elastic sheet, and the ground wire does not need to be artificially connected when the grounding wire is used after being assembled.
2. The metal ring is provided with a gap seam or a riveted seam, so that the metal ring is conveniently compressed by a metal sheet, and the metal ring is tightly contacted or connected with the metal braid.
3. Through the setting of two sets of sheetmetals, shielding effect is better.
4. The pore wall of first trompil is connected with first bullet portion, and the one end of first bullet portion is the free end, and inwards buckles and offsets with the metal casing, ensures the in close contact with the metal casing, and the pore wall of second trompil is connected with second bullet portion, and the one end of second bullet portion is the free end, and outwards buckles and offsets with the metal casing of board end connector, ensures the metal casing in close contact with board end connector, improves electrically conductive stability.
Drawings
Fig. 1 is a schematic perspective view of a grounding structure of a connector according to an embodiment of the present invention.
Fig. 2 is a schematic top view of a grounding structure of a connector according to an embodiment of the present invention.
Fig. 3 isbase:Sub>A schematic sectional view taken along the linebase:Sub>A-base:Sub>A in fig. 2.
Fig. 4 is a schematic view of the matching structure between the grounding structure of the connector and the cable and braid layers according to the embodiment of the present invention.
Fig. 5 is a schematic perspective view of a reverse-folded metal braid of a cable according to an embodiment of the present invention.
Fig. 6 is a schematic view of the metal braid of a cable according to an embodiment of the present invention folded back to fit with the metal ring.
Fig. 7 is a schematic perspective view of a grounding spring according to an embodiment of the present invention.
Fig. 8 is a schematic perspective view of a group of metal sheets according to a first embodiment of the present invention.
Fig. 9 is a schematic perspective view of a metal ring according to an embodiment of the present invention.
Fig. 10 is a schematic perspective view of an insulating fixture according to an embodiment of the present invention.
Fig. 11 is a schematic perspective view of a metal shell of an insulating fixing body according to an embodiment of the present invention.
Fig. 12 is a schematic perspective view of a line connector according to an embodiment of the present invention.
Fig. 13 is a schematic top view of a wire end connector according to an embodiment of the present invention.
Fig. 14 is a schematic sectional view along the direction B-B in fig. 13.
Fig. 15 is a schematic perspective view of a connector assembly according to an embodiment of the present invention.
Fig. 16 is a schematic front view of a metal ring according to a second embodiment of the present invention.
The labels in the figures are: 1-metal shell, 2-grounding elastic sheet, 3-metal sheet, 4-first clamping groove, 5-metal ring, 6-insulating fixing body, 7-perforation, 8-electric connector, 9-metal braid layer, 10-notch seam, 11-second clamping groove, 12-annular clamping hole, 13-bulge, 14-first opening, 15-second opening, 16-first elastic part, 17-second elastic part, 18-inner film, 19-first outer film, 20-second outer film, 21-cable, 22-riveted seam, 100-wire end connector and 200-plate end connector.
Detailed Description
The present invention will now be further described with reference to the accompanying drawings and detailed description.
Those not described in detail in this specification are within the skill of the art. In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
The first embodiment is as follows:
as shown in fig. 1 to 11, the connector grounding structure provided in this embodiment is used for grounding a connector, a cable 21 of the connector has a metal braid 9, and includes a metal shell 1, a grounding elastic sheet 2, a metal sheet 3, and a metal ring 5, the grounding elastic sheet is disposed outside the metal shell and contacts with the metal shell, the metal shell has a first clamping groove 4 from a side, the metal sheet is inserted into the first clamping groove, and a portion of the metal sheet extends into the metal shell, the metal sheet contacts with the metal shell, the metal ring is clamped inside the metal shell by the metal sheet, and an inner wall of the metal ring contacts with or is connected to the metal braid of the cable of the connector. The grounding effect is realized through the electric connection between the metal braid layer 9, the metal ring 5, the metal sheet 3, the metal shell 1 and the grounding elastic sheet 2, the ground wire does not need to be manually connected when the cable connector is used after being assembled, and the grounding elastic sheet 2 is contacted with the metal shell of the plate end connector after the cable end connector is inserted into the plate end connector when the cable end connector is used.
The metal ring 5 of this embodiment has the gap seam 10, and the seam wall of gap seam 10 is planar, is convenient for being compressed tightly by sheetmetal 3, realizes the close contact or the connection with the metal braid. Wherein, the metal ring 5 is formed by bending a metal plate.
Wherein, sheetmetal 3 is two sets of altogether, and every group sheetmetal 3 all includes two sheetmetals 3 of relative setting from top to bottom. Specifically, the middle part of sheetmetal 3 has second draw-in groove 11, and every group sheetmetal 3 all encloses into an annular card hole 12 that is used for chucking becket 5, and both ends have bulge 13 around sheetmetal 3, and first draw-in groove 4 is located in the bulge 13 card. Through the setting of two sets of sheetmetals 3, shielding effect is better. During installation, the metal sheet 3 is aligned to the first clamping groove 4 and inserted into the clamping metal ring 5, and after installation is finished, the outer wall of the metal sheet 3 is flush with the outer wall of the metal shell 1.
The grounding elastic sheet 2 is a structure which is formed by bending a metal elastic sheet and is clamped end to end, and is sleeved on the outer side wall of the metal shell 1. Specifically, four first trompils 14 and ten second trompils 15 have been seted up to ground connection shell fragment 2, the pore wall of first trompil 14 is connected with first bullet portion 16, the one end of first bullet portion 16 is the free end, and inwards buckle and offset with metal casing 1, ensure the in close contact with metal casing 1, the pore wall of second trompil 15 is connected with second bullet portion 17, the one end that second bullet portion 17 is the free end, and outwards buckle and offset with metal casing 1 of board end connector, ensure the metal casing in close contact with the board end connector, improve electrically conductive stability.
The metal shell structure further comprises an insulating fixing body 6 used for fixing the metal ring 5, and the insulating fixing body is arranged inside the metal shell. The insulating holder has a through-hole 7 for the metal ring to pass through. The installation stability of the metal ring is improved through the arrangement of the insulating fixing body. The insulating fixing body 6 of the present embodiment is made of nylon or LCP, and specifically, the insulating fixing body 6 is located between the left metal sheet 3 and the first outer film 19.
As shown in fig. 12 to 14, the present embodiment further provides a cable connector 100, which includes a cable 21, an electrical connector 8, and the above-mentioned connector grounding structure, wherein the electrical connector 8 is disposed in the metal shell 1, a left end of the cable 21 is connected to the electrical connector 8, a right end of the cable passes through the metal ring 5 and extends to the outside of the metal shell 1, and the metal braid 9 of the cable 21 is folded back to contact or connect with the inner wall of the metal ring 5. The electrical connector 8 of the present embodiment is a circuit board.
The electric connector comprises an inner film 18 and a first outer film 19, wherein the inner film 18 covers at least the connection part of the electric connector 8 and the cable 21, and the first outer film 19 covers the inner film 18, so that the electric connector 8 and the cable 21 are effectively electrically connected and play a role in insulation.
The cable 21 passes through the wire clamp, the wire clamp is covered by the second outer film 20, and the wire 21 is orderly arranged through the wire clamp so as to be conveniently connected with a circuit board. The arrangement of the second outer film 20 plays a role of fixing the wire clamp and plays an insulating role.
As shown in fig. 15, the present embodiment further provides a connector assembly, which includes a board end connector 200 and the wire end connector 100 as described above.
In the cable 21 of the present embodiment, the cable 21 located on the left side of the ferrule 5 and on the right side of the second outer film 20 is stripped.
Example two:
as shown in fig. 16, the present embodiment is different from the first embodiment in that:
the metal ring 5 of the present embodiment has a rivet joint 22, and the wall of the rivet joint 22 is serrated. Wherein, the metal ring 5 is formed by bending and assembling two metal plates, in particular to riveting.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art; the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (15)
1. A connector grounding structure for grounding a connector, the cable of the connector having a metal braid, characterized in that:
comprises a metal shell;
the grounding elastic sheet is arranged outside the metal shell and is in contact with or connected with the metal shell;
the metal sheet is inserted into the first clamping groove, and a part of the metal sheet extends to the inside of the metal shell, and the metal sheet is in contact with or connected with the metal shell;
and the metal ring is clamped inside the metal shell by the metal sheet, and the inner wall of the metal ring is in contact with or connected with the metal braided layer of the cable of the connector.
2. The connector ground structure according to claim 1, characterized in that:
the metal ring has a notched seam or riveted seam.
3. The connector ground structure according to claim 2, characterized in that:
the wall of the gap seam is planar, and the wall of the riveted seam is serrated.
4. The connector ground structure according to claim 2, characterized in that:
the metal ring is formed by bending one metal plate or by bending and assembling more than two metal plates.
5. The connector ground structure according to claim 1, characterized in that:
the metal sheets are divided into two groups, and each group of metal sheets comprises two metal sheets which are oppositely arranged.
6. The connector ground structure according to claim 5, characterized in that:
a second clamping groove is formed in the middle of each metal sheet, and each group of metal sheets is surrounded by an annular clamping hole for clamping the metal ring;
the two ends of the metal sheet are provided with protruding parts which are clamped in the first clamping grooves.
7. The connector ground structure according to claim 1, characterized in that:
the grounding elastic sheet is of a structure that the head and the tail of the grounding elastic sheet are buckled and connected with each other through a metal elastic sheet, and the grounding elastic sheet is sleeved on the outer side wall of the metal shell.
8. The connector ground structure according to claim 7, characterized in that:
the grounding elastic sheet is provided with at least one first opening and at least one second opening;
the hole wall of the first hole is connected with a first elastic part, one end of the first elastic part is a free end, and the first elastic part is bent inwards to abut against the metal shell;
the pore wall of second trompil is connected with the second and plays the portion, the one end that the second played the portion is the free end, and outwards buckles and offsets with the metal casing of plate end connector.
9. The connector ground structure according to claim 1, characterized in that:
the metal ring fixing structure comprises a metal shell and is characterized by further comprising an insulating fixing body used for fixing the metal ring, wherein the insulating fixing body is arranged inside the metal shell.
10. The connector ground structure according to claim 9, characterized in that:
the insulating fixing body is provided with a through hole for the metal ring to pass through.
11. A line end connector, its characterized in that:
comprising a cable, an electrical connector, and a connector ground structure according to any one of claims 1-10;
the electric connector is arranged in the metal shell;
one end of the cable is connected with the electric connector, the other end of the cable penetrates through the metal ring and extends to the outside of the metal shell, and the metal braid of the cable is reversely folded and is in contact with or connected with the inner wall of the metal ring.
12. The wire end connector of claim 11, wherein:
the electric connector is a circuit board or a conductive terminal group.
13. The wire end connector of claim 11, wherein:
further comprising an inner membrane and a first outer membrane;
the inner film at least covers the connection part of the electric connector and the cable;
the first outer membrane covers the inner membrane.
14. The wire end connector of claim 11, wherein:
the cable clamp also comprises a cable clamp and a second outer membrane;
the cable passes through the wire clamp;
the second outer film covers the wire clamp.
15. A connector assembly, characterized by:
comprising a plate end connector and a wire end connector according to claim 11 in plug-fit engagement therewith.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221310451.1U CN217691947U (en) | 2022-05-26 | 2022-05-26 | Connector grounding structure, wire end connector and connector assembly thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221310451.1U CN217691947U (en) | 2022-05-26 | 2022-05-26 | Connector grounding structure, wire end connector and connector assembly thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217691947U true CN217691947U (en) | 2022-10-28 |
Family
ID=83703401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221310451.1U Active CN217691947U (en) | 2022-05-26 | 2022-05-26 | Connector grounding structure, wire end connector and connector assembly thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217691947U (en) |
-
2022
- 2022-05-26 CN CN202221310451.1U patent/CN217691947U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101238613B (en) | Reduced-height wire to board connector | |
| US6386913B1 (en) | Electrical connector for micro co-axial conductors | |
| WO2002089265A2 (en) | Solder-less printed circuit board edge connector having a common ground contact for a plurality of transmission lines | |
| CN112652906B (en) | Plugging module and cable connector | |
| US5116239A (en) | Multiconductor flat cable connector, apparatus and method | |
| CN211700677U (en) | Cable connector | |
| CN112636094A (en) | Cable connector | |
| CN1256530A (en) | Electric connector combination | |
| US20050266725A1 (en) | Clamping connector for flexible ribbon cables | |
| CN217691947U (en) | Connector grounding structure, wire end connector and connector assembly thereof | |
| CN107809016B (en) | Cable assembly with improved cable retention | |
| CN210576571U (en) | Board-to-board radio frequency socket and connector assembly | |
| US7351100B2 (en) | Electric connector | |
| US5557068A (en) | Capacitive coupled BNC connector | |
| CN212412343U (en) | Cable connector | |
| CN210607748U (en) | Wire-to-board connector | |
| CN219046338U (en) | Bus line structure for preventing conductor from being damaged | |
| CN218334350U (en) | Electronic device, circuit board assembly and wire clamp thereof | |
| AU2003262302B2 (en) | End-processing Structure of Flat Cable and Method of End-processing of Flat Cable | |
| CN220041555U (en) | Base with terminal | |
| CN212182632U (en) | Wiring terminal with improved structure of copper tin-plated metal sheet | |
| CN215221117U (en) | 4PIN charging TYPE-C male | |
| CN220527235U (en) | Electric connector assembly | |
| CN220233558U (en) | Connector with panel | |
| CN211829307U (en) | Connector with a locking member |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |