CN220774897U - Shell grounding structure of electric connector - Google Patents
Shell grounding structure of electric connector Download PDFInfo
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- CN220774897U CN220774897U CN202322347115.5U CN202322347115U CN220774897U CN 220774897 U CN220774897 U CN 220774897U CN 202322347115 U CN202322347115 U CN 202322347115U CN 220774897 U CN220774897 U CN 220774897U
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- base
- contact
- shell
- grounding structure
- butt joint
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- 239000002184 metal Substances 0.000 claims abstract description 30
- 210000001503 joint Anatomy 0.000 claims abstract description 15
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 5
- 239000002070 nanowire Substances 0.000 claims description 4
- 239000000725 suspension Substances 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 4
- 230000013011 mating Effects 0.000 description 2
- 238000005476 soldering Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
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Abstract
The utility model provides a shell grounding structure of an electric connector, comprising: the board end connector comprises a base body, a plurality of conductive terminals and a plurality of connecting wires, wherein a butt joint space is formed in the base body, and the plurality of conductive terminals are arranged on two sides of the butt joint space in a penetrating mode; a wire end connector comprises a base, wherein the bottom side of the base is provided with a plug-in part combined with the butt joint space, a plurality of contact terminals which are electrically connected with the plurality of conductive terminals are penetrated in the plug-in part, the connecting parts of the plurality of contact terminals positioned on the top surface of the base are electrically connected with a plurality of cables, a shielding shell is assembled outside the base, one side of the shielding shell is provided with a threading opening for exposing the plurality of cables, the other side of the shielding shell opposite to the threading opening is provided with a buckling plate positioned on the outer side of the metal shell, and a plurality of supporting elastic pieces which extend towards the direction of the metal shell and form contact are arranged in the buckling plate.
Description
Technical Field
The utility model relates to a shell grounding structure of an electric connector, in particular to a buckling plate of a shielding shell of a wire end connector, which has larger volume, and can ensure that a plurality of propping elastic pieces arranged in the buckling plate can allocate larger space, so that each propping elastic piece can be designed to be wider and thicker, and a propping surface vertically flatly attached to the surface of a metal shell is formed at a suspension end, and the matched plate end and the wire end connector can maintain the original shape after being inserted and pulled for a plurality of times without deformation, so that the propping contact structure between the metal shell and the shielding shell is ensured, and the good effects of electromagnetic wave shielding and eliminating of a mutual electric connector are achieved.
Background
The general connector is used in the connection element of electronic signal and power supply and its accessories, and its main function is to provide connection between various electronic devices or equipments and ensure accurate transmission of signal, and the connector develops various different types with different applied products, power and use environment, and can be widely used in the fields of computer, notebook computer, intelligent mobile phone and other consumer electronic products, or household appliances, telecommunication and communication equipments, and the connection and fixation of thin connector and general wire or flexible circuit board are more difficult due to the current electronic product design trend to be light, thin, short and small.
In addition, as the volume of the electronic product is becoming thinner, the component structure on the circuit board mounted inside the electronic product is required to be more precise and miniaturized, the overall structural strength is also required to be enhanced, a common connector (such as a board-to-board connector or a wire-to-board connector) is usually mated and butted by a male connector and a female connector, signals or power supply are transmitted to a control circuit through the circuit board to execute corresponding operation functions, however, when the male connector is butted with the female connector, in order to reduce the overall structural height, the assembly is mostly carried out in a jogged mode, namely, the body of the male connector is firstly inserted into the jogged space of the female connector, and after the convex buckle of the body is buckled in the buckling groove of the base, the plurality of conductive terminals of the body are abutted against and contacted with the corresponding contact terminals on the base to form electrical connection, so that two parallel and opposite circuit boards, or electrical connection between the flexible circuit board and the circuit board are realized.
However, when the plug connectors with wires are plugged into the socket connectors arranged at the board ends to form mutual connection, the metal shells outside the two electric connectors are buckled and contacted with each other and grounded, so that electromagnetic waves generated when the two electric connectors transmit electronic signals at high speed can be eliminated, the conventional plurality of contact spring plates of the two metal shells are arranged at the outer parts of the socket connectors, and the plurality of contact spring plates need to form multipoint contact and are designed to be very tiny and single-thin, so that the tiny contact spring plates are easy to deform irrecoverably due to the supporting stress of the two electric connectors after the two electric connectors are plugged and unplugged for many times, and the problem that part or all of contact spring plates cannot be contacted even can not be contacted is further formed, so that the effective electromagnetic wave shielding and eliminating effects can not be formed.
Therefore, how to solve the above-mentioned drawbacks and inconveniences of the conventional structures is the direction of research and improvement for those skilled in the art.
Disclosure of Invention
In view of the foregoing problems and drawbacks, it is therefore a primary objective of the present utility model to provide a housing grounding structure of an electrical connector.
The utility model provides a shell grounding structure of an electric connector, which is characterized by comprising the following components:
the board end connector comprises a base body, wherein a butt joint space is arranged in the base body, a plurality of conductive terminals are arranged on two sides of the butt joint space in a penetrating mode, and a metal shell is assembled outside the base body; the method comprises the steps of,
a wire end connector comprises a base, wherein the bottom side of the base is provided with a plug-in part combined with the butt joint space, a plurality of contact terminals which are electrically connected with the plurality of conductive terminals are penetrated in the plug-in part, the connecting parts of the plurality of contact terminals positioned on the top surface of the base are electrically connected with a plurality of cables, a shielding shell is assembled outside the base, one side of the shielding shell is provided with a threading opening for exposing the plurality of cables, one side of the shielding shell opposite to the threading opening is provided with a buckling plate positioned on the outer side of the metal shell, and a plurality of abutting elastic sheets which extend towards the direction of the metal shell and form contact are arranged in the buckling plate.
The shell grounding structure of the electric connector comprises the following components: the two sides of the shielding shell are respectively provided with a shaft groove for extending and positioning the shaft parts on the two sides of a handle, and the two shaft parts of the handle extend into the buckling holes on the two sides of the metal shell to form limit.
The shell grounding structure of the electric connector comprises the following components: the handle has a strip-shaped base rod, two ends of the base rod turn towards one side to extend a side rod respectively, and two side rods turn towards the opposite inner sides to form the shaft parts respectively.
The shell grounding structure of the electric connector comprises the following components: the plurality of supporting spring plates of the shielding shell are formed by a stamping method, the bottom side of the supporting spring plates is connected with the buckling plate and extends towards the inner side in a turning way, and a supporting surface vertically flatly attached to the surface of the metal shell is formed at the suspension end of the supporting spring plates.
The shell grounding structure of the electric connector comprises the following components: the top of the base is provided with a plurality of nano-wire grooves which are arranged at intervals at the connecting part corresponding to the plurality of contact terminals, and wire cores welded on the connecting part of the plurality of contact terminals are penetrated in the plurality of cables.
The shell grounding structure of the electric connector comprises the following components: the conductive terminal further comprises a butt joint end which is in contact with the contact terminal to form electric connection, and one side of the conductive terminal opposite to the butt joint end extends and is bent to form a welding end welded on the preset circuit board.
The shell grounding structure of the electric connector comprises the following components: the contact terminal also comprises a contact part which is in contact with the conductive terminal to form electric connection, and the connecting part which extends into the top surface of the base is bent and extended at one side of the contact terminal opposite to the contact part.
Because the buckling plate of the shielding shell has larger volume, a plurality of propping elastic pieces arranged in the buckling plate can be distributed with larger space, each propping elastic piece can be designed to be wider and thicker, the hanging end is formed with a propping surface vertically flatly attached to the surface of the metal shell, the matched plate end and wire end connector can also maintain the original shape after being plugged and pulled out for a plurality of times without deformation, and the propping contact structure between the metal shell and the shielding shell is ensured, so that the mutual power distribution connector has good effects of electromagnetic wave shielding and eliminating.
Drawings
Fig. 1 is a perspective view showing an electrical interconnection connector according to the present utility model.
Fig. 2 is a partial exploded perspective view of the interconnect power connector of the present utility model.
Fig. 3 is a more detailed exploded perspective view of the interconnect power connector of the present utility model.
Fig. 4 is another perspective, more detailed exploded view of the interconnect power connector of the present utility model.
Fig. 5 is a side cross-sectional view of the present utility model after the interconnection connectors are mated.
Reference numerals illustrate: 1-a board end connector; 10-butting space; 11-a base; 12-conductive terminals; 121-a butt end; 122-welding ends; 13-a metal housing; 130-perforating; 131-buckling holes; 2-wire end connector; 21-a base; 211-a plug-in part; 212-a nanowire slot; 22-contact terminals; 221-contact; 222-connection; 23-a shielding housing; 231-threading port; 232-buckling plates; 2321-a holding spring; 2322-abutment surface; 2323-male buckle; 233-side panels; 2331-shaft slots; 3-a cable; 31-wire core; 4-a handle; 41-base bar; 411-snap; 42-side bars; 43-shaft portion.
Detailed Description
Referring to fig. 1 to 5, which are respectively a three-dimensional external view, a partial three-dimensional exploded view, a more detailed three-dimensional exploded view, another perspective more detailed three-dimensional exploded view and a combined side sectional view of the electrical connector according to the present utility model, it can be seen that the electrical connector according to the present utility model mainly comprises: the board end connector 1 and the wire end connector 2 have the following detailed structure and connection relation:
the board-end connector 1 comprises a base 11 with a butt-joint space 10 inside and a plurality of conductive terminals 12 penetrating through two sides of the butt-joint space 10, wherein a metal shell 13 is assembled outside the base 11.
The wire end connector 2 comprises a base 21, a plug-in part 211 combined with the butting space 10 is arranged at the bottom side of the base 21, a plurality of contact terminals 22 electrically connected with the plurality of conductive terminals 12 are penetrated in the plug-in part 211, a plurality of cables 3 are electrically connected with the connecting parts 222 of the plurality of contact terminals 22 positioned on the top surface of the base 21, a shielding shell 23 is assembled outside the base 21, a threading opening 231 for exposing the plurality of cables 3 is arranged at one side of the shielding shell 23, a buckling plate 232 positioned at the outer side of the metal shell 13 is arranged at the other side of the shielding shell 23 opposite to the threading opening 231, and a plurality of abutting elastic pieces 2321 extending towards the direction of the metal shell 13 and forming contact are arranged in the buckling plate 232.
The metal shell 13 is internally provided with a through hole 130 for exposing the butt joint space 10, two sides of the shielding shell 23 are respectively provided with a shaft groove 2331 for extending and positioning shaft parts 43 at two sides of a handle 4, the two shaft parts 43 of the handle 4 extend into buckling holes 131 at two sides of the metal shell 13 to limit, the handle 4 is provided with a strip-shaped base rod 41, two ends of the base rod 41 are respectively extended with the side rods 42 towards one side turn, and the two side rods 42 are respectively formed with the shaft parts 43 towards the opposite inner sides turn.
The plurality of supporting spring pieces 2321 of the shielding shell 23 are formed by a stamping method, wherein the bottom side of the supporting spring pieces 2321 is connected to the buckling plate 232 and extends towards the inner side in a turning way, a supporting surface 2322 vertically flatly attached to the surface of the metal shell 13 is formed at the suspension end, the buckling plate 232 of the shielding shell 23 is provided with at least one convex buckle 2323 at the turning position of the top side, and a buckle 411 capable of being buckled with the convex buckle 2323 in a rotating way is arranged at the inner side of the base rod 41 of the handle 4 corresponding to the convex buckle 2323.
The top surface of the base 21 has a plurality of spaced nano-wires grooves 212 corresponding to the connecting portions 222 of the plurality of contact terminals 22, and the plurality of cables 3 are penetrated with wire cores 31 welded on the connecting portions 222 of the plurality of contact terminals 22.
The conductive terminal 12 further includes a mating end 121 that contacts the contact terminal 22 to form an electrical connection, and a soldering end 122 that is soldered to a predetermined circuit board (not shown) is formed by extending and bending the other side of the mating end 121.
The contact terminal 22 further includes a contact portion 221 electrically connected to the conductive terminal 12, and the other side of the contact portion 221 is bent and extended with the connecting portion 222 extending into the top surface of the base 21.
In the present utility model, during the actual assembly operation, the board connector 1 can electrically connect the soldering terminals 122 of the plurality of conductive terminals 12 to the plurality of contacts on the surface of the predetermined circuit board (not shown) by Surface Mount Technology (SMT), piercing mode (Through) or other electrical connection modes, and when the board connector 1 and the terminal connector 2 are abutted to each other, the handle 4 provided on the terminal connector 2 is turned upward, the side bars 42 on both sides of the handle 4 are pushed by the top side flanges of the side plates 233 of the shielding shell 23 to be relatively outwards spread, and then the base 21 of the terminal connector 2 is assembled to the base 11 of the board connector 1 downward, so that the plugging portion 211 of the base 21 is inserted into the abutting space 10 of the base 11, and at this time, the contact portions 221 of the plurality of contact terminals 22 are electrically contacted to the abutting ends 121 of the plurality of conductive terminals 12 to form an electrical conduction state. Meanwhile, the plurality of supporting spring pieces 2321 of the buckling plate 232 are contacted and supported on the surface of the metal shell 13 and are electrically connected to the grounding area of the preset circuit board, so that electromagnetic waves generated when the two electric connectors transmit electronic signals at high speed are eliminated. The base rod 41 of the handle 4 is rotated toward the buckling plate 232 of the shielding shell 23, so that the buckle 411 on the inner side of the base rod 41 of the handle 4 exceeds the protruding buckle 2323 of the buckling plate 232 to form buckling positioning. The two side bars 42 of the handle 4 are elastically reset, so that the two shaft parts 43 of the handle 4 are buckled in the two buckling holes 131 of the metal shell 13, and the board end connector 1 and the line end connector 2 are stably locked into a whole.
When the wire end connector 2 is to be separated from the board end connector 1, the base rod 41 of the handle 4 is rotated to the upper position, the side rods 42 at the two sides of the handle 4 are pushed by the top flanges of the side plates 233 of the shielding shell 23 again to be relatively and outwards spread, so that the two shaft portions 43 of the handle 4 are separated from the buckling holes 131 at the two sides of the metal shell 13, the board end connector 1 and the wire end connector 2 are in an unlocked state, and the wire end connector 2 is pulled upwards, so that the contact portions 221 of the plurality of contact terminals 22 are separated from the butt joint ends 121 of the plurality of conductive terminals 12, and the purpose of separating the two electrical connectors is achieved.
The main feature of the grounding structure of the housing of the electrical connector of the present utility model is that the buckling plate 232 of the shielding shell 23 of the line-end connector 2 has a larger volume, so that the plurality of supporting spring pieces 2321 disposed therein can all distribute a larger space, so that each supporting spring piece 2321 can be designed to be wider and thicker, the free end is formed with a supporting surface 2322 vertically and flatly attached to the surface of the metal housing, and the matched plate end and line-end connector (1, 2) can maintain the original shape and will not deform after multiple plugging and unplugging, so that the supporting contact structure between the metal housing 13 and the shielding shell 23 is ensured, thereby achieving the good effects of electromagnetic wave shielding and eliminating for the mutual electrical connector.
The above description is illustrative of the utility model and is not to be construed as limiting, and it will be understood by those skilled in the art that many modifications, variations or equivalents may be made without departing from the spirit and scope of the utility model as defined in the appended claims.
Claims (7)
1. A housing grounding structure of an electrical connector, comprising:
the board end connector comprises a base body, wherein a butt joint space is arranged in the base body, a plurality of conductive terminals are arranged on two sides of the butt joint space in a penetrating mode, and a metal shell is assembled outside the base body; the method comprises the steps of,
a wire end connector comprises a base, wherein the bottom side of the base is provided with a plug-in part combined with the butt joint space, a plurality of contact terminals which are electrically connected with the plurality of conductive terminals are penetrated in the plug-in part, the connecting parts of the plurality of contact terminals positioned on the top surface of the base are electrically connected with a plurality of cables, a shielding shell is assembled outside the base, one side of the shielding shell is provided with a threading opening for exposing the plurality of cables, one side of the shielding shell opposite to the threading opening is provided with a buckling plate positioned on the outer side of the metal shell, and a plurality of abutting elastic sheets which extend towards the direction of the metal shell and form contact are arranged in the buckling plate.
2. The housing grounding structure of an electrical connector of claim 1, wherein: the two sides of the shielding shell are respectively provided with a shaft groove for extending and positioning the shaft parts on the two sides of a handle, and the two shaft parts of the handle extend into the buckling holes on the two sides of the metal shell to form limit.
3. The housing grounding structure of an electrical connector as defined in claim 2, wherein: the handle has a strip-shaped base rod, two ends of the base rod turn towards one side to extend a side rod respectively, and two side rods turn towards the opposite inner sides to form the shaft parts respectively.
4. The housing grounding structure of an electrical connector of claim 1, wherein: the plurality of supporting spring plates of the shielding shell are formed by a stamping method, the bottom side of the supporting spring plates is connected with the buckling plate and extends towards the inner side in a turning way, and a supporting surface vertically flatly attached to the surface of the metal shell is formed at the suspension end of the supporting spring plates.
5. The housing grounding structure of an electrical connector of claim 1, wherein: the top of the base is provided with a plurality of nano-wire grooves which are arranged at intervals at the connecting part corresponding to the plurality of contact terminals, and wire cores welded on the connecting part of the plurality of contact terminals are penetrated in the plurality of cables.
6. The housing grounding structure of an electrical connector of claim 1, wherein: the conductive terminal further comprises a butt joint end which is in contact with the contact terminal to form electric connection, and one side of the conductive terminal opposite to the butt joint end extends and is bent to form a welding end welded on the preset circuit board.
7. The housing grounding structure of an electrical connector of claim 1, wherein: the contact terminal also comprises a contact part which is in contact with the conductive terminal to form electric connection, and the connecting part which extends into the top surface of the base is bent and extended at one side of the contact terminal opposite to the contact part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322347115.5U CN220774897U (en) | 2023-08-30 | 2023-08-30 | Shell grounding structure of electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322347115.5U CN220774897U (en) | 2023-08-30 | 2023-08-30 | Shell grounding structure of electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220774897U true CN220774897U (en) | 2024-04-12 |
Family
ID=90611055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322347115.5U Active CN220774897U (en) | 2023-08-30 | 2023-08-30 | Shell grounding structure of electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220774897U (en) |
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2023
- 2023-08-30 CN CN202322347115.5U patent/CN220774897U/en active Active
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