CN104065770B - Mobile phone card holder with long service life - Google Patents
Mobile phone card holder with long service life Download PDFInfo
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- CN104065770B CN104065770B CN201410211686.9A CN201410211686A CN104065770B CN 104065770 B CN104065770 B CN 104065770B CN 201410211686 A CN201410211686 A CN 201410211686A CN 104065770 B CN104065770 B CN 104065770B
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- groove
- flat spring
- contact flat
- mobile phone
- card
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Abstract
The invention discloses a mobile phone card holder with a long service life. According to the mobile phone card holder with the long service life, a PCB and a housing are connected and limit an accommodating space, and a card supporter, an insulation fixing layer and an elastic sheet layer are arranged in the accommodating space; the elastic sheet layer is arranged on the PCB, and provided with a first contact elastic sheet, a second contact elastic sheet and a clamping column; a first contact elastic sheet installation hole, a second contact elastic sheet installation hole and a clamping column groove are formed in the insulation fixing layer; a first clamping groove, a second clamping groove and a push rod are arranged on the upper portion, the lower portion and the left side of the card supporter, a microswitch is arranged in the first clamping groove, and the microswitch and a limit elastic sheet form a loop; the tops of the first contact elastic sheet and the second contact elastic sheet are arranged in the first clamping groove and the second clamping groove respectively, and the clamping column is embedded in the clamping column groove. The mobile phone card holder with the long service life disclosed by the invention is high in universality, conducive to lower the research-development and production costs of a mobile phone, and long in the service life.
Description
Technical field
The present invention relates to mobile phone card seat field, more particularly, to a kind of mobile phone card seat of long service life.
Background technology
With the continuous development of communication tool, the structure of mobile phone, pattern and performance are more aobvious also increasingly frequent, people couple
The requirement of mobile phone also more and more higher.The application of general mobile phone, mostly by SIM（Subscriber identification module）Set by card insertion mobile phone
Draw-in groove in, and after completing to reinstate program, you can carry out receiving, call using mobile phone.Existing mobile phone, a lot has double
The double function for the treatment of dual-network and dual-standby in other words conj.or perhaps of card, that is, equipped with two SIMs, in addition, existing hand in a mobile phone card seat
TF card also can be installed in machine deck.And the SIM difference that the mobile phone that different handset manufacturers produce now is used, such as
Need to use Micro-SIM card and Nano-SIM card in i Phone, and in the mobile phone of other brand using to be standard SIM
Card, i.e. the universality reduction of existing mobile phone card seat, this allows for mobile phone card seat manufacturer needs to be set according to the mobile phone of different brands
Count different mobile phone card seats, increase research and development and production cost.In addition, during the work of existing mobile phone card seat, with Kato and
The propulsion of push rod or pull-out, rotating shaft constantly rotates, in rotating shaft frequently rotation process, between rotating shaft and insulation fixed bed
Abrasion is on the rise, and so easilys lead to fixing fault rupture of insulating, this be also in prior art mobile phone card seat service life short
One of the reason.
Content of the invention
The technical problem to be solved in the present invention is, for mobile phone card seat universality in prior art low, research and development and produce
The drawbacks described above such as high cost, service life is short, provides that a kind of universality is strong, contributes to reducing research and development and production cost and using the longevity
The long mobile phone card seat of life.
The technical solution adopted for the present invention to solve the technical problems is as follows：
A kind of mobile phone card seat of long service life, including shell, Kato, insulation fixed bed, shell fragment layer and pcb board；
Pcb board is connected with shell and limits receiving space, and Kato, shell fragment layer and insulation fixed bed are from top to bottom successively
It is arranged in receiving space；
Shell fragment layer is arranged on insulation fixed bed, and shell fragment layer is provided with the first contact flat spring, the second contact flat spring and card column；
Insulation fixed bed head rotation be connected with rotating shaft, and insulate fixed bed be provided with the first contact flat spring installing hole,
Second contact flat spring installing hole and card column groove；
Kato top, bottom and left side are respectively equipped with the first draw-in groove, the second draw-in groove and push rod, push rod top and rotating shaft left end
Mutually offset, and in the first draw-in groove, be provided with microswitch, and microswitch forms loop with the positive stop spring plate on shell；
First contact flat spring top passes through the first contact flat spring installing hole to be arranged in the first draw-in groove, the second contact flat spring
Top passes through the second contact flat spring installing hole to be arranged in the second draw-in groove, and card column is embedded in card column groove.
In technical scheme of the present invention, above-mentioned shell fragment layer is provided with the first contact flat spring and the second contact flat spring, that is,
First contact flat spring and the second contact flat spring are integrated on shell fragment layer technical scheme of the present invention, such design not only side
Mobile phone card seat assembling, be favorably improved working (machining) efficiency, and compared with prior art, also can avoid the first contact flat spring
In shell fragment, in the hole is installed with the second contact flat spring to loosen, thus ensure that the first contact flat spring and the second contact flat spring and Mobile phone card
The close contact of piece, is favorably improved the quality of described mobile phone card seat.
In technical scheme of the present invention, the first contact flat spring top passes through the first contact flat spring installing hole to be arranged on
In first draw-in groove, the second contact flat spring top passes through the second contact flat spring installing hole to be arranged in the second draw-in groove, wherein, first
Contact flat spring and the second contact flat spring are used to contact with various SIMs or TF card, and it is described that such design contributes to enhancing
The universality of mobile phone card seat, reduces research and development and production cost indirectly.
In technical scheme of the present invention, in the first draw-in groove, it is provided with microswitch, after Kato insertion receiving space, should
Microswitch forms loop with the positive stop spring plate on shell, and after take out Kato from this receiving space, above-mentioned loop disconnects, therefore
The setting of this microswitch has not only acted as position-limiting action, also has switch and detection function.
In technical scheme of the present invention, on the left of above-mentioned Kato, it is additionally provided with push rod, this push rod top is mutual with rotating shaft left end
Offset, such design facilitates the propulsion along on the left of Kato for the push rod and pull-out, using extremely convenient.
In addition, in technical scheme of the present invention, above-mentioned shell fragment layer is provided with card column, and sets on above-mentioned insulation fixed bed
There is card column groove, and this card column is embedded in card column groove, such connection being designed with beneficial to reinforced insulation fixed bed and shell fragment layer
Intensity, so that the fixed bed that insulate when rotating shaft frequently rotates is unlikely to rupture, is beneficial to extend the service life of described mobile phone card seat.
As one kind improvement to technical scheme of the present invention, it is provided with the first draw-in groove and the second draw-in groove respectively with first
Contact flat spring and the Micro-SIM card of the second contact flat spring top abutting.
As one kind improvement to technical scheme of the present invention, in the first draw-in groove and the second draw-in groove, it is respectively equipped with Micro-
SIM and TF card, and Micro-SIM card and TF card pushed against with the first contact flat spring and the second contact flat spring top respectively.
As one kind improvement to technical scheme of the present invention, in the first draw-in groove and the second draw-in groove, it is respectively equipped with NANO-
SIM and Micro-SIM card, and NANO-SIM card and Micro-SIM card respectively with the first contact flat spring and the second contact flat spring
Top pushes against.
In technical scheme of the present invention, the first contact flat spring can recognize that Micro-SIM card and NANO-SIM card, second
Contact flat spring can recognize that Micro-SIM card and TF card, and that is, mobile phone card seat of the present invention can recognize that three kinds of handset cards, but can not
Identify three kinds of cards simultaneously, during mobile phone power-on uses, once can be only inserted into two cards.Therefore it follows that the present invention
Described mobile phone card seat is applied to the mobile phone of different brands, and its universality greatly enhances, and also indirect reduces grinding of mobile phone card seat
Send out and production cost.
As one kind improvement to technical scheme of the present invention, Kato is provided with Kato stopper slot, and Kato stopper slot
Inside it is provided with the spacing terminal of the Kato coordinating with it.Such design serves position-limiting action to the installation of Kato.
As one kind improvement to technical scheme of the present invention, Kato bottom is provided with rear chassis by screw.This
The design of sample makes mobile phone card seat manufacturer can produce different rear chassis according to the requirement to mobile phone profile color for the client.
In addition, in inventing described technical scheme, all be not specifically noted, all can be by using the routine in this area
Means are realizing the technical program.
Therefore, the invention has the beneficial effects as follows providing a kind of mobile phone card seat of long service life, this mobile phone card seat general
Adaptive is strong, contributes to reducing research and development and production cost and its long service life of mobile phone.
Brief description
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing：
Fig. 1 is the structural representation of the mobile phone card seat of long service life in embodiment one；
Fig. 2 is the rearview of Fig. 1；
Fig. 3 is the top view of Fig. 1；
Fig. 4 is the explosive view of the mobile phone card seat of long service life in embodiment one；
Fig. 5 is the structural representation of the mobile phone card seat of long service life in embodiment two；
Fig. 6 is the rearview of Fig. 5；
Fig. 7 is the top view of Fig. 5；
Fig. 8 is the explosive view of the mobile phone card seat of long service life in embodiment two；
Fig. 9 is the structural representation of the mobile phone card seat of long service life in embodiment three；
Figure 10 is the top view of Fig. 9；
Figure 11 is the explosive view of the mobile phone card seat of long service life in embodiment three；
Figure 12 is the cooperation figure at push rod top and shell；
Figure 13 is the installation diagram of shell fragment layer and insulation fixed bed；
Now will be as follows for the label declaration in accompanying drawing：1 is shell, and 2 is Kato, and 3 is insulation fixed bed, and 4 is pcb board, and 5 is bullet
Lamella, 6 is the first contact flat spring, and 7 is the second contact flat spring, and 8 is card column, and 9 is rotating shaft, and 10 is the first contact flat spring installing hole,
11 is the second contact flat spring installing hole, and 12 is card column groove, and 13 is the first draw-in groove, and 14 is the second draw-in groove, and 15 is push rod, and 16 is fine motion
Switch, 17 is positive stop spring plate, and 18 is Micro-SIM card, and 19 is TF card, and 20 is NANO-SIM card, and 21 is the spacing terminal of Kato, 22
For rear chassis, 23 is Kato stopper slot, and 24 is fixing pin, and 25 is guide rail column, and 26 is guide-track groove, and 27 is fixing pin installing hole.
Specific embodiment
In order that the objects, technical solutions and advantages of the present invention become more apparent, below in conjunction with drawings and Examples, right
The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only in order to explain the present invention, not
For limiting the present invention.
Embodiment one：
A kind of mobile phone card seat of long service life, including shell 1, Kato 2, insulation fixed bed 3, shell fragment layer 5 and pcb board 4.
As shown in figure 4, above-mentioned pcb board 4 is connected with shell 1 and limits receiving space, and above-mentioned Kato 2, shell fragment layer 5 and
Insulation fixed bed 3 is successively set in this receiving space from top to bottom.
Above-mentioned shell fragment layer 5 is arranged on insulation fixed bed 3, and shell fragment layer 5 is provided with the first contact flat spring 6, second and contacts bullet
Piece 7 and card column 8.
The head rotation of above-mentioned insulation fixed bed 3 is connected with rotating shaft 9, and as shown in figure 13, this insulation fixed bed 3 is provided with
First contact flat spring installing hole 10, the second contact flat spring installing hole 11 and card column groove 12.
Again as shown in figure 4, Kato 2 top, bottom and left side are respectively equipped with the first draw-in groove 13, the second draw-in groove 14 and push rod
15, above-mentioned push rod 15 top and rotating shaft 9 left end mutually offset, and are provided with microswitch 16 in this first draw-in groove 13, and this fine motion
Switch 16 forms loop with the positive stop spring plate 17 on shell 1.Shown as shown in Figure 1, Figure 3 and Figure 4, above-mentioned first draw-in groove 13 and second blocks
It is additionally provided with the Micro-SIM card 18 pushing against respectively with the first contact flat spring 6 and the second contact flat spring 7 top in groove 14.
As shown in Figure 2 and Figure 4, above-mentioned first contact flat spring 6 top passes through the first contact flat spring installing hole 10 to be arranged on
In first draw-in groove 13, above-mentioned second contact flat spring 7 top passes through the second contact flat spring installing hole 11 to be arranged on the second draw-in groove 14
Interior, but as shown in figure 13, above-mentioned card column 8 is embedded in card column groove 12.
Above-mentioned Kato 2 is provided with Kato stopper slot 23, and it is spacing to be provided with, in this Kato stopper slot 23, the Kato coordinating with it
Terminal 21, and this Kato 2 bottom is provided with rear chassis 22 by screw.
In the present embodiment, the above-mentioned shell 1 top left and right sides, the bottom left and right sides are equipped with fixing pin 24, and above-mentioned
The pcb board 4 top left and right sides, the bottom left and right sides are equipped with the fixing pin installing hole 27 matching with fixing pin 24, and this shell 1
It is connected by fixing the cooperation of pin 24 and fixing pin installing hole 27 with pcb board 4, on the one hand such design enhances shell 1
With the bonding strength of pcb board 4, on the other hand prevented also from shell 1 off normal.
In addition, for the cooperation intensity strengthening push rod 15 and shell 1, as shown in figure 12, push rod 15 head in the present embodiment
It is provided with guide rail column 25, shell 1 left side of head is provided with the guide-track groove 26 with this guide rail column 25 cooperation, and this guide rail column 25 can be in guide rail
In groove 26 slidably；On the one hand such design strengthens the bonding strength of push rod 15 and shell 1, on the other hand prevented also from
Loosen and off normal when push rod 15 promotes.
Embodiment two：
The present embodiment is essentially identical with embodiment one, and the difference of the two is：As shown in Fig. 5, Fig. 6, Fig. 7 and Fig. 8, above-mentioned
It is respectively equipped with Micro-SIM card 18 and TF card 19 in first draw-in groove 13 and the second draw-in groove 14, and this Micro-SIM card 18 and TF card
19 are pushed against with the first contact flat spring 6 and the second contact flat spring 7 top respectively.
Embodiment three：The present embodiment is essentially identical with embodiment one, and the difference of the two is：
As shown in Fig. 9, Figure 10 and Figure 11, in above-mentioned first draw-in groove 13 and the second draw-in groove 14, it is respectively equipped with NANO-SIM card 20
With Micro-SIM card 18, and above-mentioned NANO-SIM card 20 and Micro-SIM card 18 connect with the first contact flat spring 6 and second respectively
Tactile shell fragment 7 top pushes against.
It should be appreciated that for those of ordinary skills, can be improved according to the above description or be converted,
And all these modifications and variations all should belong to the protection domain of claims of the present invention.
Claims (6)
1. a kind of mobile phone card seat of long service life it is characterised in that include shell (1), Kato (2), insulation fixed bed (3),
Shell fragment layer (5) and pcb board (4)；
Described pcb board (4) is connected and limits receiving space with shell (1), and described Kato (2), shell fragment layer (5) and insulation are solid
Given layer (3) is successively set in described receiving space from top to bottom；
Described shell fragment layer (5) is arranged on described insulation fixed bed (3), and described shell fragment layer (5) is provided with the first contact flat spring
(6), the second contact flat spring (7) and card column (8)；
The head rotation of described insulation fixed bed (3) is connected with rotating shaft (9), and described insulation fixed bed (3) is provided with first and connects
Tactile shell fragment installing hole (10), the second contact flat spring installing hole (11) and card column groove (12)；
Described Kato (2) top, bottom and left side are respectively equipped with the first draw-in groove (13), the second draw-in groove (14) and push rod (15), institute
State push rod (15) top mutually to offset with described rotating shaft (9) left end, and in described first draw-in groove (13), be provided with microswitch (16),
And described microswitch (16) forms loop with the positive stop spring plate (17) on shell (1)；
Described first contact flat spring (6) top passes through the first contact flat spring installing hole (10) to be arranged on described first draw-in groove (13)
Interior, described second contact flat spring (7) top passes through the second contact flat spring installing hole (11) to be arranged on described second draw-in groove (14)
Interior, described card column (8) is embedded in card column groove (12).
2. the mobile phone card seat of long service life according to claim 1 is it is characterised in that described first draw-in groove (13) and
It is provided with the Micro-SIM pushing against respectively with described first contact flat spring (6) and the second contact flat spring (7) top in two draw-in groove (14)
Card (18).
3. the mobile phone card seat of long service life according to claim 1 is it is characterised in that described first draw-in groove (13) and
It is respectively equipped with Micro-SIM card (18) and TF card (19) in two draw-in groove (14), and described Micro-SIM card (18) and TF card (19)
Push against with described first contact flat spring (6) and the second contact flat spring (7) top respectively.
4. the mobile phone card seat of long service life according to claim 1 is it is characterised in that described first draw-in groove (13) and
Be respectively equipped with NANO-SIM card (20) and Micro-SIM card (18) in two draw-in groove (14), and described NANO-SIM card (20) and
Micro-SIM card (18) is pushed against with described first contact flat spring (6) and the second contact flat spring (7) top respectively.
5. the mobile phone card seat of long service life according to claim 1 is it is characterised in that described Kato (2) is provided with card
Support stopper slot (23), and in described Kato stopper slot (23), it is provided with the spacing terminal of the Kato coordinating with it (21).
6. according to claim 1 or 5 long service life mobile phone card seat it is characterised in that described Kato (2) bottom lead to
Cross screw and rear chassis (22) are installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410211686.9A CN104065770B (en) | 2014-05-19 | 2014-05-19 | Mobile phone card holder with long service life |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410211686.9A CN104065770B (en) | 2014-05-19 | 2014-05-19 | Mobile phone card holder with long service life |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104065770A CN104065770A (en) | 2014-09-24 |
| CN104065770B true CN104065770B (en) | 2017-02-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410211686.9A Active CN104065770B (en) | 2014-05-19 | 2014-05-19 | Mobile phone card holder with long service life |
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| Country | Link |
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| CN (1) | CN104065770B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104702733A (en) * | 2015-01-07 | 2015-06-10 | 昆山捷皇电子精密科技有限公司 | Double-layer mobile phone holder |
| CN104853012B (en) * | 2015-04-10 | 2017-12-29 | 昆山捷皇电子精密科技有限公司 | A kind of novel mobile phone deck |
| CN104902039A (en) * | 2015-05-13 | 2015-09-09 | 昆山捷皇电子精密科技有限公司 | Mobile phone card seat |
| CN105826096B (en) * | 2016-03-30 | 2018-07-27 | 维沃移动通信有限公司 | A kind of elastic sheet switch and detection device |
| CN106887753B (en) * | 2017-04-06 | 2023-01-24 | 鸿日达科技股份有限公司 | SIM card and TF card connecting device of mobile terminal |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103001079A (en) * | 2012-12-03 | 2013-03-27 | 北京小米科技有限责任公司 | Subscriber identity module (SIM) card seat and mobile terminal |
| CN202907004U (en) * | 2012-10-31 | 2013-04-24 | 东莞宇龙通信科技有限公司 | SIM card and card holder for mounting the SIM card |
| CN103715554A (en) * | 2014-01-14 | 2014-04-09 | 东莞市星擎电子科技有限公司 | Side-by-side card base |
| CN203968167U (en) * | 2014-05-19 | 2014-11-26 | 昆山鸿日达电子科技有限公司 | A kind of mobile phone card seat of long service life |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101662535B (en) * | 2008-08-28 | 2013-05-29 | 深圳富泰宏精密工业有限公司 | Fixing and holding structure of chip card |
-
2014
- 2014-05-19 CN CN201410211686.9A patent/CN104065770B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202907004U (en) * | 2012-10-31 | 2013-04-24 | 东莞宇龙通信科技有限公司 | SIM card and card holder for mounting the SIM card |
| CN103001079A (en) * | 2012-12-03 | 2013-03-27 | 北京小米科技有限责任公司 | Subscriber identity module (SIM) card seat and mobile terminal |
| CN103715554A (en) * | 2014-01-14 | 2014-04-09 | 东莞市星擎电子科技有限公司 | Side-by-side card base |
| CN203968167U (en) * | 2014-05-19 | 2014-11-26 | 昆山鸿日达电子科技有限公司 | A kind of mobile phone card seat of long service life |
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| CN104065770A (en) | 2014-09-24 |
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Owner name: KUNSHAN JIEHUANG ELECTRONIC PRECISION TECHNOLOGY C Free format text: FORMER OWNER: KUNSHAN HRD ELECTRONIC TECHNOLOGY CO., LTD. Effective date: 20150629 |
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Effective date of registration: 20150629 Address after: Green song road Yushan town Kunshan City, Suzhou City, Jiangsu Province on the west side of 215316 Applicant after: KUNSHAN JIEHUANG ELECTRONIC PRECISION TECHNOLOGY CO., LTD. Address before: 215300, Tongxin Road 1888, Chengbei, Suzhou, Jiangsu, Kunshan Applicant before: Kunshan Hrdconn Electronic Technology Co., Ltd. |
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Address after: 215316 West Side of Qingsong Road, Yushan Town, Kunshan City, Suzhou City, Jiangsu Province Patentee after: Hongrida Technology Co., Ltd Address before: 215316 West Side of Qingsong Road, Yushan Town, Kunshan City, Suzhou City, Jiangsu Province Patentee before: KUNSHAN HRD ELECTRONIC PRECISION TECHNOLOGY Co.,Ltd. |
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