CN203983565U - A kind of terminal structure - Google Patents
A kind of terminal structure Download PDFInfo
- Publication number
- CN203983565U CN203983565U CN201420361938.1U CN201420361938U CN203983565U CN 203983565 U CN203983565 U CN 203983565U CN 201420361938 U CN201420361938 U CN 201420361938U CN 203983565 U CN203983565 U CN 203983565U
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- CN
- China
- Prior art keywords
- terminal
- cantilever
- plastic cement
- cement matrix
- cell body
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Abstract
The utility model provides a kind of terminal structure, and described terminal structure at least comprises: the plastic cement matrix that is provided with at least one hollow out cell body; At least one terminal, each terminal correspondence is fixed in a cell body; Wherein, described terminal comprises terminal stiff end, the first cantilever, the second cantilever, the 3rd cantilever, cantilevered distal end linking arm and terminal function arm; Described terminal stiff end is fixed on described cell body one sidewall, and described the first cantilever, the second cantilever and cantilevered distal end linking arm form enclosed construction; The height that described the 3rd cantilever protrudes is greater than the height of described cantilevered distal end linking arm; Described terminal function arm is arranged in described enclosed construction, and described termination contact point is higher than described the first cantilever, the second cantilever, and the free terminal of described terminal function arm is lower than described the first cantilever, the second cantilever.The terminal structure that the utility model provides, can prevent from hooking terminal in process that SIM adapter or deck extract in insertion and destroy terminal structure, the useful life of improving Products Compatibility and terminal.
Description
Technical field
The utility model relates to electric connector field, particularly relates to the terminal structure in a kind of electric connector.
Background technology
Along with scientific and technological development, mobile phone has become an indispensable part in the modern life.For realizing the function of mobile phone, conventionally need in cell phone system, use SIM card (Subscriber Identity Model, subscriber identification module).In SIM card, have a plurality of bare spots, it can be electrically connected with the terminal being positioned on the SIM card deck of interior of mobile phone, thereby realizes the functions such as call, storage information.SIM card deck is a kind of connector of planting for SIM card, conventional SIM cards of mobile phones deck comprise plastic cement fixed pedestal, the one for fixed terminal be embedded the contact terminal in plastic cement fixed pedestal and be arranged on above plastic cement fixed pedestal and and plastic cement fixed pedestal upper surface between form the be installed hardware casing in shape chamber of SIM card.When mobile phone is produced, SIM card deck is to be all independently welded on the pcb board of mobile phone, conventionally one end of terminal is exposed to plastic cement fixed pedestal upper surface top, be formed for carrying out with SIM card the link of transfer of data, the other end of terminal stretches out in plastic cement fixed pedestal side, be formed for the welding ends welding mutually with pcb board, thereby make SIM card pass through SIM card card holder connector, be electrically connected to the pcb board of interior of mobile phone.
In prior art, the contact point of the terminal structure contacting with SIM cards of mobile phones is higher than the upper surface of plastic cement matrix, when not carrying the SIM adapter of SIM card, push while extracting, terminal structure is owing to not contacting SIM card, its contact point can't move downward because of pushing of SIM adapter, like this, when SIM adapter is extracted, be easy to make the contact site of terminal to be subject to the edge frame of SIM adapter or for carrying the destruction of the drawer type frame of SIM card, cause the data transmission performance of terminal structure to decline, even whole terminal structure cannot re-use, and the life-span reduces.
Therefore, provide a kind of novel terminal structure to be necessary.
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 terminal structure, for solving prior art terminal structure, is easy to insert at SIM adapter or deck the problem being broken by edge frame while extracting.
For achieving the above object and other relevant objects, the utility model provides a kind of terminal structure, is electrically connected between SIM card and pcb board, and described terminal structure at least comprises:
Be provided with the plastic cement matrix of at least one hollow out cell body;
At least one terminal, each terminal correspondence is fixed in a cell body;
Wherein, described terminal comprises terminal stiff end, the first cantilever, the second cantilever, the 3rd cantilever, cantilevered distal end linking arm and terminal function arm;
Described terminal stiff end is fixed on described cell body one sidewall;
Described the first cantilever, the second cantilever are connected with described terminal stiff end, and described the first cantilever, the second cantilever are the arcuate structure that protrudes described plastic cement matrix, and described the first cantilever, the second cantilever and cantilevered distal end linking arm form enclosed construction;
Described the 3rd cantilever is fixed on another sidewall of cell body relative with described terminal stiff end, and the height that described the 3rd cantilever protrudes from described plastic cement matrix and protrusion is greater than the height of described cantilevered distal end linking arm;
Described terminal function arm is connected with described terminal stiff end and is arranged in described enclosed construction; the peak that described terminal function arm protrudes from plastic cement matrix is termination contact point; described termination contact point is higher than described the first cantilever, the second cantilever; the free terminal of described terminal function arm is lower than described the first cantilever, the second cantilever, among the protection in enclosed construction.
As the structure of a kind of optimization of the utility model terminal structure, described termination contact point is higher than the upper surface of described plastic cement matrix.
As the structure of a kind of optimization of the utility model terminal structure, described terminal also comprises and is embedded at the embedded component that described plastic cement matrix is inner and be connected with described terminal stiff end.
As the structure of a kind of optimization of the utility model terminal structure, described terminal also comprises the weld part that is connected with described embedded component and stretches out described plastic cement matrix.
As the structure of a kind of optimization of the utility model terminal structure, described weld part is welded on the upper surface of described pcb board.
As the structure of a kind of optimization of the utility model terminal structure, described terminal is fixed on described plastic cement matrix by in-mould injection technique.
As the structure of a kind of optimization of the utility model terminal structure, the thickness of described plastic cement matrix is 0.18～0.22mm.
As the structure of a kind of optimization of the utility model terminal structure, described SIM card is Nano SIM card or Micro SIM card.
As mentioned above, terminal structure of the present utility model, is electrically connected between SIM card and pcb board, and described terminal structure at least comprises: the plastic cement matrix that is provided with at least one hollow out cell body; At least one terminal, each terminal correspondence is fixed in a cell body; Wherein, described terminal comprises terminal stiff end, the first cantilever, the second cantilever, the 3rd cantilever, cantilevered distal end linking arm and terminal function arm; Described terminal stiff end is fixed on described cell body one sidewall; Described the first cantilever, the second cantilever are connected with described terminal stiff end, and described the first cantilever, the second cantilever are the arcuate structure that protrudes described plastic cement matrix, and described the first cantilever, the second cantilever and cantilevered distal end linking arm form enclosed construction; Described the 3rd cantilever is fixed on another sidewall of cell body relative with described terminal stiff end, and the height that described the 3rd cantilever protrudes from described plastic cement matrix and protrusion is greater than the height of described cantilevered distal end linking arm; Described terminal function arm is connected with described terminal stiff end and is arranged in described enclosed construction; the peak that described terminal function arm protrudes from plastic cement matrix is termination contact point; described termination contact point is higher than described the first cantilever, the second cantilever; the free terminal of described terminal function arm is lower than described the first cantilever, the second cantilever, among the protection in enclosed construction.。The terminal structure that the utility model provides, SIM adapter is when insertion is extracted, termination contact point moves downward under the effect of frame, thereby prevents from hooking terminal in process that SIM adapter extracts in insertion and destroy terminal structure, the useful life of improving Products Compatibility and terminal.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of terminal structure of the present utility model.
Fig. 2 is the edge mount structure schematic diagram of SIM adapter in the utility model.
Fig. 3 is for carrying the drawer type deck structural representation of SIM card in the utility model.
Fig. 4 is the motion cutaway view of termination contact point when SIM adapter or deck insert or extract from first direction in the utility model.
Fig. 5 is that when in the utility model, SIM adapter or deck insert or extract from second direction, cutaway view is shown in the motion of termination contact point.
Element numbers explanation
100 terminal structures
1 plastic cement matrix
11 cell bodies
2 terminals
21 terminal fixed parts
22 first cantilevers
23 second cantilevers
24 the 3rd cantilevers
25 cantilevered distal end linking arms
26 terminal function arms
261 termination contact points
The free terminal of 262 terminal function arms
3 SIM adapter frames
4 decks
5 SIM adapter or decks
6 weld parts
Embodiment
By particular specific embodiment, execution mode of the present utility model is described below, person skilled in the art scholar can understand other advantages of the present utility model and effect easily by the disclosed content of this specification.
Refer to accompanying drawing.Notice, appended graphic the illustrated structure of this specification, ratio, size etc., equal contents in order to coordinate specification to disclose only, for person skilled in the art scholar, understand and read, not in order to limit the enforceable qualifications of the utility model, therefore the technical essential meaning of tool not, the adjustment of the modification of any structure, the change of proportionate relationship or size, do not affecting under the effect that the utility model can produce and the object that can reach, all should still drop on the technology contents that the utility model discloses and obtain in the scope that can contain.Simultaneously, in this specification, quote as " on ", the term of D score, " left side ", " right side ", " centre " and " " etc., also only for ease of understanding of narrating, but not in order to limit the enforceable scope of the utility model, the change of its relativeness or adjustment, under without essence change technology contents, when being also considered as the enforceable category of the utility model.
As shown in Figure 1, the utility model provides a kind of terminal structure 100, and this terminal structure 100 is electrically connected between SIM card and pcb board, and described terminal structure 100 at least comprises: plastic cement matrix 1 and terminal 2.
The thickness of described plastic cement matrix 1 is within the scope of 018～0.22mm.In the present embodiment, the thickness of described plastic cement matrix is set to 0.20mm, to meet the standard of ultra-thin card.
On described plastic cement matrix 1, be provided with the cell body 11 of at least one hollow out, in each cell body 11, correspondence is fixed a terminal 2.As shown in Figure 1, described cell body 11 can adaptation hold terminal 2.Particularly, described cell body 11 penetrates upper surface and the lower surface of described plastic cement matrix 1 from vertical direction, and the cell body 11 of hollow out directly exposes the surface of pcb board.The shape of described cell body 11 is formed by the mould of described plastic cement matrix 1 in the process of plastic cement matrix 1 described in injection moulding.
Described terminal 2 comprises terminal stiff end 21, the first cantilever 22, the second cantilever 23, the 3rd cantilever 24, cantilevered distal end linking arm 25 and terminal function arm 26.
Described terminal stiff end 21 is fixed on a side sidewall of described cell body 11; Described the first cantilever 22, the second cantilever 23 are connected with described terminal stiff end 21, described the first cantilever 22, the second cantilever 23 are the arcuate structure that protrudes described plastic cement matrix 1, and described the first cantilever 22, the second cantilever 23 form enclosed construction with cantilevered distal end linking arm 25.
Described the 3rd cantilever 24 is fixed on the cell body 11 opposite side sidewalls relative with described terminal stiff end 21; described the 3rd cantilever 24 protrudes from described plastic cement matrix 1 and the height that protrudes is greater than the height of described cantilevered distal end linking arm 25; so that external structure is when pushing or extracting, the 3rd cantilever 25 can protect cantilevered distal end linking arm 25 by external structure, not hooked and destroyed.
Described terminal function arm 26 be connected with described terminal stiff end 21 and be arranged in described the first cantilever 22, the second cantilever 23 forms enclosed constructions with cantilevered distal end linking arm 25.The peak that described terminal function arm 26 protrudes from plastic cement matrix 1 is termination contact point 261.Described termination contact point 261, higher than described the first cantilever 22, the second cantilever 23, is realized and being conducted so that the bare spot in SIM card contacts with termination contact point 261.The free terminal 262 of described terminal function arm is lower than described the first cantilever 22, the second outstanding 23 arms, and among the protection in enclosed construction, to such an extent as to external structure is when pushing or extracting, and the free terminal 262 of terminal function arm is not hooked and destroyed by external structure.
It should be noted that, described termination contact point 261 need to be higher than the upper surface of described plastic cement matrix 1, and preferably, described termination contact point 261 is higher than the upper surface of described plastic cement matrix 1.
Further, described termination contact point 261 can not be the wedge angle of bending, can be spheroid, can guarantee that like this termination contact point 261 is not easy to scratch SIM card.The bare spot of described SIM card is that line contacts or face contact with the contact form of termination contact point 261.Described SIM card can be Nano SIM card, can be also Micro SIM card, at this, does not limit.
Further, described terminal 2 also comprises and is embedded at the inner and embedded component that is connected with described terminal fixed part 21 of described plastic cement matrix 1 and is connected with described embedded component and stretches out the weld part 6 of described plastic cement matrix 1.By terminal 2, the pcb board in mobile phone adapter and mobile phone can be electrically connected.Preferably, described weld part 6 is welded on the upper surface of described pcb board.Because described insertion part is embedded in plastic cement matrix 1, in figure, cannot mark.
Described terminal 2 adopts sheet metal to make, and can be fixed on described plastic cement matrix 1 by in-mould injection technique.
Be illustrated in figure 2 the edge frame 3 of SIM adapter, Fig. 3 is for carrying the drawer type deck 4 of SIM card; Fig. 4 is the motion cutaway view of SIM adapter or deck termination contact point when inserting or extracting from first direction.When inserting while extracting not carrying the SIM adapter of SIM card or drawer type deck 5, termination contact point 261 is because the active force of SIM adapter and drawer type deck moves downward, can avoid SIM adapter and drawer type deck frame 5, in the process promoting, terminal is caused to damage, be illustrated in figure 5 SIM adapter or drawer type deck 5 and insert along second direction the schematic diagram that termination contact point 261 moves downward while extracting.
In sum, the utility model provides a kind of terminal structure, is electrically connected between SIM card and pcb board, and described terminal structure at least comprises: the plastic cement matrix that is provided with at least one hollow out cell body; At least one terminal, each terminal correspondence is fixed in a cell body; Wherein, described terminal comprises terminal stiff end, the first cantilever, the second cantilever, the 3rd cantilever, cantilevered distal end linking arm and terminal function arm; Described terminal stiff end is fixed on described cell body one sidewall; Described the first cantilever, the second cantilever are connected with described terminal stiff end, and described the first cantilever, the second cantilever are the arcuate structure that protrudes described plastic cement matrix, and described the first cantilever, the second cantilever and cantilevered distal end linking arm form enclosed construction; Described the 3rd cantilever is fixed on another sidewall of cell body relative with described terminal stiff end, and the height that described the 3rd cantilever protrudes from described plastic cement matrix and protrusion is greater than the height of described cantilevered distal end linking arm; Described terminal function arm is connected with described terminal stiff end and is arranged in described enclosed construction; the peak that described terminal function arm protrudes from plastic cement matrix is termination contact point; described termination contact point is higher than described the first cantilever, the second cantilever; the free terminal of described terminal function arm is lower than described the first cantilever, the second cantilever, among the protection in enclosed construction.The terminal structure that the utility model provides, SIM adapter is when insertion is extracted, termination contact point moves downward under the effect of frame, thereby prevents from hooking terminal in process that SIM adapter extracts in insertion and destroy terminal structure, the useful life of improving Products Compatibility and terminal.
So the utility model has effectively overcome 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 can, under spirit of the present utility model and category, modify or change above-described embodiment.Therefore, have in technical field under such as and conventionally know that the knowledgeable modifies or changes not departing from all equivalences that complete under spirit that the utility model discloses and technological thought, must be contained by claim of the present utility model.
Claims (8)
1. a terminal structure, is electrically connected between SIM card and pcb board, it is characterized in that, described terminal structure at least comprises:
Be provided with the plastic cement matrix of at least one hollow out cell body;
At least one terminal, each terminal correspondence is fixed in a cell body;
Wherein, described terminal comprises terminal stiff end, the first cantilever, the second cantilever, the 3rd cantilever, cantilevered distal end linking arm and terminal function arm;
Described terminal stiff end is fixed on described cell body one sidewall;
Described the first cantilever, the second cantilever are connected with described terminal stiff end, and described the first cantilever, the second cantilever are the arcuate structure that protrudes described plastic cement matrix, and described the first cantilever, the second cantilever and cantilevered distal end linking arm form enclosed construction;
Described the 3rd cantilever is fixed on another sidewall of cell body relative with described terminal stiff end, and the height that described the 3rd cantilever protrudes from described plastic cement matrix and protrusion is greater than the height of described cantilevered distal end linking arm;
Described terminal function arm is connected with described terminal stiff end and is arranged in described enclosed construction; the peak that described terminal function arm protrudes from plastic cement matrix is termination contact point; described termination contact point is higher than described the first cantilever, the second cantilever; the free terminal of described terminal function arm is lower than described the first cantilever, the second cantilever, among the protection in enclosed construction.
2. terminal structure according to claim 1, is characterized in that: described termination contact point is higher than the upper surface of described plastic cement matrix.
3. terminal structure according to claim 1, is characterized in that: described terminal also comprises the embedded component that is embedded at described plastic cement matrix inside and is connected with described terminal stiff end.
4. terminal structure according to claim 3, is characterized in that: described terminal also comprises the weld part that is connected with described embedded component and stretches out described plastic cement matrix.
5. terminal structure according to claim 4, is characterized in that: described weld part is welded on the upper surface of described pcb board.
6. terminal structure according to claim 1, is characterized in that: described terminal is fixed on described plastic cement matrix by in-mould injection technique.
7. terminal structure according to claim 1, is characterized in that: the thickness of described plastic cement matrix is 0.18～0.22mm.
8. terminal structure according to claim 1, is characterized in that: described SIM card is Nano SIM card or Micro SIM card.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420361938.1U CN203983565U (en) | 2014-07-01 | 2014-07-01 | A kind of terminal structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420361938.1U CN203983565U (en) | 2014-07-01 | 2014-07-01 | A kind of terminal structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203983565U true CN203983565U (en) | 2014-12-03 |
Family
ID=51980985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420361938.1U Expired - Fee Related CN203983565U (en) | 2014-07-01 | 2014-07-01 | A kind of terminal structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203983565U (en) |
-
2014
- 2014-07-01 CN CN201420361938.1U patent/CN203983565U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141203 Termination date: 20160701 |