CN205039294U - Electric connector - Google Patents
Electric connector Download PDFInfo
- Publication number
- CN205039294U CN205039294U CN201520780752.4U CN201520780752U CN205039294U CN 205039294 U CN205039294 U CN 205039294U CN 201520780752 U CN201520780752 U CN 201520780752U CN 205039294 U CN205039294 U CN 205039294U
- Authority
- CN
- China
- Prior art keywords
- metal terminal
- electric connector
- insulating body
- barrier layer
- insulator
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model provides an electric connector, include: insulator, set up respectively in each metal terminal in insulator's the window, hide cover in insulator top, with insulator forms an accommodation space's cover shell, the stiff end of metal terminal with metal wire among the insulator is integrative, is fixed in among the insulator, the expansion end of metal terminal top be provided with with the first barrier layer that insulator connects is avoided the metal terminal upwarps and arouses routed pin. The utility model discloses an electric connector sets up the barrier layer of being connected with insulator in the expansion end of metal terminal top, prevents that the metal terminal from upwarping to arouse routed pin, and then prolong electric connector's life that improvement electric connector's performance reduces the cost.
Description
Technical field
The utility model relates to electric connector field, particularly relates to a kind of electric connector.
Background technology
Electronic product is more and more universal, instrument indispensable in almost having become people to live, electric connector at device and device, assembly and assembly, carry out between system and system being electrically connected and signal transmission, be formation necessary base components of holonomic system.The electric connector of plug-in card is generally fixed on the mainboard of electronic product, the metal terminal comprising insulating body, shield shell and be arranged in insulating body, when card (as SIM card) inserts between insulating body and shield shell, metal terminal is electrically connected with the contact on card, and electric connector is electrically connected with the circuit module on mainboard, and then realize the electrical connection of card and circuit module.But, certain pressure can be produced to metal terminal because card inserts in the process of electric connector, cause the head of metal terminal and the mainboard surface contact of below, repeated multiple times contact can cause damage to mainboard, affect the wiring of PCB, also can become damage to metal terminal in the process upwarped at metal terminal simultaneously, produce the phenomenon of the pin that bursts, directly affect the service behaviour of electric connector.
As shown in Fig. 1 ~ Fig. 2, the electric connector of a kind of plastic cement carrying freely supported structure is proposed in prior art, comprise metal terminal 1, the metal wire 11 of metal terminal 1 being drawn electric connector, insulating body 2 and plastic cement barrier layer 21, the electric connector of this structure increases the described plastic cement barrier layer 21 being positioned at described metal terminal 1 lower head when manufacturing described insulating body 2, when described metal terminal 1 is pressed down, the contact that described plastic cement barrier layer 21 will avoid described metal terminal 1 with mainboard, and then avoid routed pin phenomenon.But this structure still cannot solve described metal terminal 1 and upwarp the routed pin caused, as shown in Figure 3, as affected by processing procedure or external force, described metal terminal 1 is caused to upwarp,, routed pin will be there is, and then affect the performance of electric connector in now reverse plug-in card or point anti-hook.
Therefore, how more fully prevention is burst the useful life of the generation of pin phenomenon, prolongation electric connector, improves the performance of electric connector, reduces cost and has become one of those skilled in the art's problem demanding prompt solution.
Utility model content
The shortcoming of prior art in view of the above, the purpose of this utility model is to provide a kind of electric connector, upwarps for solving the metal terminal of electric connector in prior art the routed pin problem caused.
For achieving the above object and other relevant objects, the utility model provides a kind of electric connector, and described electric connector at least comprises:
Insulating body, is arranged at each metal terminal in the window of described insulating body respectively, is covered in above described insulating body, forms the shielding casing of a spatial accommodation with described insulating body; Metal wire one in the stiff end of described metal terminal and described insulating body, be fixed in described insulating body, be provided with the first barrier layer be connected with described insulating body above the movable end of described metal terminal, avoid described metal terminal to upwarp and cause routed pin.
Preferably, on the downside of the movable end of described metal terminal, be provided with the second barrier layer be connected with described insulating body, avoid described metal terminal to press down and damage is caused to pcb board.
More preferably, the material on described second barrier layer is plastic cement or metal.
More preferably, the vertical interval between described first barrier layer and described second barrier layer is not less than the thickness of described metal terminal.
More preferably, the upper surface on described first barrier layer does not exceed the upper surface of described insulating body, and the lower surface on described second barrier layer does not exceed the lower surface of described insulating body.
Preferably, the material on described first barrier layer is plastic cement or metal
As mentioned above, electric connector of the present utility model, has following beneficial effect:
Electric connector of the present utility model arranges the barrier layer be connected with insulating body above the movable end of metal terminal, prevents metal terminal from upwarping and causes routed pin, and then extends the useful life of electric connector, improves the performance of electric connector, reduces cost.
Accompanying drawing explanation
Fig. 1 is shown as the partial schematic diagram of the electric connector of plastic cement of the prior art carrying freely supported structure.
The principle schematic that the metal terminal that Fig. 2 is shown as the electric connector of plastic cement of the prior art carrying freely supported structure normally works.
The metal terminal that Fig. 3 is shown as the electric connector of plastic cement of the prior art carrying freely supported structure upwarps the principle schematic causing routed pin.
Fig. 4 is shown as electric connector schematic diagram of the present utility model.
Fig. 5 is shown as the partial enlarged drawing of electric connector of the present utility model.
Fig. 6 is shown as the schematic diagram of electric connector of the present utility model.
Element numbers explanation
1 metal terminal
22 metal wires
2 insulating bodies
21 plastic cement barrier layers
3 electric connectors
31 insulating bodies
32 metal terminals
33 shielding casings
34 first barrier layers
35 second barrier layers
Embodiment
Below by way of specific instantiation, execution mode of the present utility model is described, those skilled in the art the content disclosed by this specification can understand other advantages of the present utility model and effect easily.The utility model can also be implemented or be applied by embodiments different in addition, and the every details in this specification also can based on different viewpoints and application, carries out various modification or change not deviating under spirit of the present utility model.
Refer to Fig. 4 ~ Fig. 6.It should be noted that, the diagram provided in the present embodiment only illustrates basic conception of the present utility model in a schematic way, then only the assembly relevant with the utility model is shown in graphic but not component count, shape and size when implementing according to reality is drawn, it is actual when implementing, and the kenel of each assembly, quantity and ratio can be a kind of change arbitrarily, and its assembly layout kenel also may be more complicated.
As shown in Figure 4, the utility model provides a kind of electric connector 3, and described electric connector 3 comprises:
Insulating body 31, metal terminal 32, shielding casing 33, first barrier layer 34 and the second barrier layer 35.
Particularly, as shown in Figure 4, described insulating body 31 comprises the insulated substrate of bottom and the insulation side wall of both sides.Described insulated substrate is arranged on mainboard, and in the present embodiment, described mainboard is pcb board.Described insulated substrate is provided with the window of multiple accommodation metal terminal 32, in the present embodiment, the quantity of described window is set to 8, and the quantity of described window is relevant with number of terminals and designing requirement, is not limited with the present embodiment.Described insulating body 31 is made for non electrically conductive material, in the present embodiment, adopts plastic material to make.
Particularly, as shown in Fig. 4 ~ Fig. 5, each metal terminal 32 is arranged in the window of described insulating body 31 respectively, contacts to realize being electrically connected with the hard contact on card; Meanwhile, each metal terminal 32 draws described electric connector 3 respectively by the metal wire arranged in described insulating body 31, and the metal wire of extension and the contact on PCB, realize the electrical connection of circuit module on described electric connector 3 and pcb board; And then realize the electrical connection of circuit module on card and pcb board.One end of described metal terminal 32 is stiff end, and the other end is movable end, and the metal wire one in the stiff end of described metal terminal 32 and described insulating body 31, is fixed in described insulating body 31; The described arched part of metal terminal 32 is connected with the contact on card; The top of the movable end of described metal terminal 32 is provided with the first barrier layer 34 be connected with described insulating body 31, and the below of the movable end of described metal terminal 32 is provided with the second barrier layer 35 be connected with described insulating body 31.As shown in Figure 6, the vertical interval between described first barrier layer 34 and described second barrier layer 35 is not less than the thickness of described metal terminal 32.And the upper surface on described first barrier layer 34 does not exceed the upper surface of described insulating body 31, the lower surface on described second barrier layer 35 does not exceed the lower surface of described insulating body 31.In the present embodiment, described first barrier layer 34 is interspersed with described second barrier layer 35, and the movable end of the described metal terminal 32 of restriction that like this can be large as far as possible, can save material simultaneously.The movable end of described metal terminal 32 is limited between described first barrier layer 34 and described second barrier layer 35; the power be subject to along with described metal terminal 32 is different; movable end slide anteroposterior between described first barrier layer 34 and described second barrier layer 35 of described metal terminal 32; but the situation that can not upwarp and sink; avoid causing routed pin, protect pcb board not to be mechanically damaged simultaneously.The material on described first barrier layer 34 can be plastic cement or metal, the material on described second barrier layer 35 also can be plastic cement or metal, in the present embodiment, described first barrier layer 34 is identical with the material of described insulating body 31 with described second barrier layer 35, is plastic cement.
Particularly, as shown in Figure 4, described shielding casing 33 is covered in above described insulating body 31, and has a spatial accommodation between described insulating body 31, so that the insertion of card.Described shielding casing 33 comprise one cover substrate and both sides cover baffle plate, described in cover substrate parallel with described insulated substrate, described in cover baffle plate and engage with described insulation side wall, so that described shielding casing 33 is fixed with described insulating body 31.The top of described shielding casing 33 is also provided with the figure of a card, so that determine the correct direction of insertion of card, convenient operation.
Electric connector of the present utility model arranges the barrier layer be connected with insulating body above the movable end of metal terminal, prevents metal terminal from upwarping and causes routed pin, and then extends the useful life of electric connector, improves the performance of electric connector, reduces cost.
In sum, the utility model provides a kind of electric connector, comprising: insulating body, is arranged at each metal terminal in the window of described insulating body respectively, is covered in above described insulating body, forms the shielding casing of a spatial accommodation; Metal wire one in the stiff end of described metal terminal and described insulating body, be fixed in described insulating body, be provided with the first barrier layer be connected with described insulating body above the movable end of described metal terminal, avoid described metal terminal to upwarp and cause routed pin.Electric connector of the present utility model arranges the barrier layer be connected with insulating body above the movable end of metal terminal, prevents metal terminal from upwarping and causes routed pin, and then extends the useful life of electric connector, improves the performance of electric connector, reduces cost.So the utility model effectively overcomes various shortcoming of the prior art and tool high industrial utilization.
Above-described embodiment is illustrative principle of the present utility model and effect thereof only, but not for limiting the utility model.Any person skilled in the art scholar all without prejudice under spirit of the present utility model and category, can modify above-described embodiment or changes.Therefore, such as have in art and usually know that the knowledgeable modifies or changes not departing from all equivalences completed under the spirit and technological thought that the utility model discloses, must be contained by claim of the present utility model.
Claims (6)
1. an electric connector, is characterized in that, described electric connector at least comprises:
Insulating body, is arranged at each metal terminal in the window of described insulating body respectively, is covered in above described insulating body, forms the shielding casing of a spatial accommodation with described insulating body; Metal wire one in the stiff end of described metal terminal and described insulating body, be fixed in described insulating body, be provided with the first barrier layer be connected with described insulating body above the movable end of described metal terminal, avoid described metal terminal to upwarp and cause routed pin.
2. electric connector according to claim 1, is characterized in that: be provided with the second barrier layer be connected with described insulating body on the downside of the movable end of described metal terminal, avoids described metal terminal to press down and causes damage to pcb board.
3. electric connector according to claim 2, is characterized in that: the material on described second barrier layer is plastic cement or metal.
4. electric connector according to claim 2, is characterized in that: the vertical interval between described first barrier layer and described second barrier layer is not less than the thickness of described metal terminal.
5. electric connector according to claim 4, is characterized in that: the upper surface on described first barrier layer does not exceed the upper surface of described insulating body, and the lower surface on described second barrier layer does not exceed the lower surface of described insulating body.
6. electric connector according to claim 1, is characterized in that: the material on described first barrier layer is plastic cement or metal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520780752.4U CN205039294U (en) | 2015-10-09 | 2015-10-09 | Electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520780752.4U CN205039294U (en) | 2015-10-09 | 2015-10-09 | Electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205039294U true CN205039294U (en) | 2016-02-17 |
Family
ID=55298165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520780752.4U Expired - Fee Related CN205039294U (en) | 2015-10-09 | 2015-10-09 | Electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205039294U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108551030A (en) * | 2018-05-16 | 2018-09-18 | 葛映东 | A kind of electric connector and manufacturing method |
-
2015
- 2015-10-09 CN CN201520780752.4U patent/CN205039294U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108551030A (en) * | 2018-05-16 | 2018-09-18 | 葛映东 | A kind of electric connector and manufacturing method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160217 Termination date: 20191009 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |