CN105763686A - Card holder apparatus used for installing telephone card and mobile equipment - Google Patents

Card holder apparatus used for installing telephone card and mobile equipment Download PDF

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Publication number
CN105763686A
CN105763686A CN201610254731.8A CN201610254731A CN105763686A CN 105763686 A CN105763686 A CN 105763686A CN 201610254731 A CN201610254731 A CN 201610254731A CN 105763686 A CN105763686 A CN 105763686A
Authority
CN
China
Prior art keywords
phonecard
groove
elastic component
draw
card
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.)
Pending
Application number
CN201610254731.8A
Other languages
Chinese (zh)
Inventor
左州全
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Oppo Mobile Telecommunications Corp Ltd
Original Assignee
Guangdong Oppo Mobile Telecommunications Corp Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Guangdong Oppo Mobile Telecommunications Corp Ltd filed Critical Guangdong Oppo Mobile Telecommunications Corp Ltd
Priority to CN201610254731.8A priority Critical patent/CN105763686A/en
Publication of CN105763686A publication Critical patent/CN105763686A/en
Priority to ES17785481T priority patent/ES2742160T3/en
Priority to PCT/CN2017/081473 priority patent/WO2017181997A1/en
Priority to EP17785481.7A priority patent/EP3389246B1/en
Priority to US16/069,125 priority patent/US10763907B2/en
Priority to JP2018536743A priority patent/JP6701352B2/en
Pending legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M1/00Substation equipment, e.g. for use by subscribers
    • H04M1/02Constructional features of telephone sets
    • H04M1/0202Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H04M1/026Details of the structure or mounting of specific components
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/62Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
    • H01R13/629Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances

Abstract

The invention discloses a card holder apparatus used for installing a telephone card and mobile equipment. The card holder apparatus comprises a card holder and an elastic component, wherein an annular card groove is limited in the card holder; the elastic component is arranged on the card holder and at least one portion of the elastic component is located on at least one side wall of the card groove; and the elastic component is constructed to be compressed when the telephone card is placed in the card groove so as to extrude the telephone card. By using the card holder apparatus used for installing the telephone card, the elastic component is arranged on the card holder and the at least one portion of the elastic component is located on at least one side wall of the card groove, and when a user installs the telephone card in the card groove, the elastic component is compressed so as to extrude the telephone card. The structure is simple. A problem that the telephone card is loosely installed in the card groove can be effectively solved so that a condition that the telephone card is deviated or falls from the card groove when the user replaces the telephone card is avoided. A rapid, safe and relieved operation experience when the user replaces the telephone card is increased and practicality is high.

Description

For installing the card rest device of phonecard and mobile equipment
Technical field
The present invention relates to mobile equipment technical field, especially relate to a kind of card rest device for installing phonecard and mobile equipment.
Background technology
Mobile equipment is usually provided with Kato so that the placement of phonecard.But, owing to the size of phonecard exists tolerance, for avoiding the situation that phonecard is not placed into Kato to occur, the size of the draw-in groove position of Kato is generally big than the size of phonecard, phonecard is the state of looseness on Kato, and this results in user in the process taking phonecard, and phonecard puts shakiness in Kato, the easy off normal of phonecard or drop, the experience that user takes phonecard is bad.
Summary of the invention
It is contemplated that one of technical problem solved at least to a certain extent in correlation technique.For this, the present invention proposes a kind of card rest device for installing phonecard, and described card rest device has the elastic component of improvement, can efficiently solve phonecard problem of looseness in draw-in groove, avoid the sideslip of user's phonecard in the process exchange for phonecard or fall, improving the experience sense of user.
The present invention also proposes a kind of mobile equipment, including the above-mentioned card rest device for installing phonecard.
The card rest device for installing phonecard according to embodiments of the present invention, including Kato, limits the draw-in groove of annular in described Kato;Elastic component, described elastic component is located on described Kato and at least one sidewall remaining at least partially within described draw-in groove of described elastic component, and described elastic component is formed at when described phonecard is placed in described draw-in groove and is compressed to extrude described phonecard.
The card rest device for installing phonecard according to embodiments of the present invention, by arranging elastic component on Kato, and make at least one sidewall remaining at least partially within draw-in groove of elastic component, when phonecard is arranged in draw-in groove by user, elastic component is compressed to extruding phonecard, thus, not only simple in construction, and phonecard problem of looseness in draw-in groove can be efficiently solved, thus avoiding user's phonecard in the process exchange for phonecard from draw-in groove sideslip or to fall, improve user and exchange quick, the safe and relieved operating experience of phonecard for, practical.
According to some embodiments of the present invention, on one of them sidewall remaining at least partially within described draw-in groove of described elastic component.
According to some embodiments of the present invention, described elastic component includes fixed part and auxiliary section, what described fixed part was located at described Kato is positioned on the end face outside described draw-in groove, described matching part is on the sidewall of described draw-in groove, and when described phonecard is placed in described draw-in groove, described auxiliary section is compressed to extrude described phonecard.
Further, described Kato is provided with the one of which in lobe and fixing hole, and described fixed part is provided with the another kind in described lobe and described fixing hole, and described lobe coordinates to be fixed on described Kato described elastic component with described fixing hole.
Further, described fixed part and described Kato are welded to connect.
According to some embodiments of the present invention, described elastic component is pasted onto on the sidewall of described draw-in groove.
According to some embodiments of the present invention, the part of the sidewall being positioned at described draw-in groove of described elastic component is formed as the tabular of strip.
Further, the length of the part of the sidewall being positioned at described draw-in groove of described elastic component is at least 2/3rds of the length of the corresponding sidewall of described draw-in groove.
Mobile equipment according to embodiments of the present invention, including the above-mentioned card rest device for installing phonecard.
Mobile equipment according to embodiments of the present invention, by arranging the above-mentioned card rest device for installing phonecard, not only simple in construction, and phonecard problem of looseness in draw-in groove can be efficiently solved, thus avoiding user's phonecard in the process exchange for phonecard from draw-in groove sideslip or to fall, improve user and exchange quick, the safe and relieved operating experience of phonecard for, practical.
Accompanying drawing explanation
Fig. 1 is the structural representation of Kato according to some embodiments of the invention;
Fig. 2 is the structural representation of elastic component according to some embodiments of the invention;
Fig. 3 is the structural representation of card rest device according to some embodiments of the invention;
Fig. 4 is the structural representation of the other direction of card rest device according to some embodiments of the invention;
Fig. 5 is the assembling schematic diagram of card rest device according to some embodiments of the invention and phonecard;
Fig. 6 is the enlarged drawing that the A place circle according to Fig. 5 shows part.
Accompanying drawing labelling:
Card rest device 100;Kato 1;Draw-in groove 11;Lobe 12;Elastic component 2;Fixed part 21;Fixing hole 211;Auxiliary section 22;Protuberance 221;
Phonecard 200.
Detailed description of the invention
Being described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings.The embodiment described below with reference to accompanying drawing is illustrative of, it is intended to is used for explaining the present invention, and is not considered as limiting the invention.
In describing the invention, it will be appreciated that, term " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", it is based on orientation shown in the drawings or position relationship in the orientation indicated or position relationship, it is for only for ease of the description present invention and simplifies description, rather than the device of instruction or hint indication or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In describing the invention, " multiple " are meant that at least two, for instance two, three etc., unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, for instance, it is possible to it is fixing connection, it is also possible to be removably connect, or integral;Can be mechanically connected, it is also possible to be electrical connection or each other can communication;Can be joined directly together, it is also possible to be indirectly connected to by intermediary, it is possible to be connection or the interaction relationship of two elements of two element internals, unless otherwise clear and definite restriction.For the ordinary skill in the art, it is possible to understand above-mentioned term concrete meaning in the present invention as the case may be.
Describing the card rest device 100 for installing phonecard 200 according to embodiments of the present invention below with reference to Fig. 1-Fig. 6, card rest device 100 can be used on mobile equipment such as mobile phone for installing phonecard 200.
As Figure 1-Figure 4, the card rest device 100 for installing phonecard 200 according to embodiments of the present invention, it is possible to including: Kato 1 and elastic component 2.Wherein, phonecard 200 may be mounted on Kato 1.
Specifically, limiting the draw-in groove 11 of annular in Kato 1, phonecard 200 may be housed in draw-in groove 11.Herein it is understood that the shape of draw-in groove 11 is unanimous on the whole with the shape of phonecard 200.Such as, as shown in Fig. 1 and Fig. 3-Fig. 5, phonecard 200 is formed as generally square shape, draw-in groove 11 side of being formed as annular.
Elastic component 2 is located on Kato 1 and at least one sidewall remaining at least partially within draw-in groove 11 of elastic component 2, thus, it is not necessary to change version and the size of existing Kato, and the setting of elastic component 2 is not take up the redundant space of Kato 1, simple in construction, compact.
Specifically, elastic component 2 is formed at when phonecard 200 is placed in draw-in groove 11 and is compressed to extruding phonecard 200.Such as, as shown in figures 3 to 6, on one of them sidewall remaining at least partially within draw-in groove 11 of elastic component 2, when phonecard 200 is arranged in draw-in groove 11, the part on one of them sidewall being positioned at draw-in groove 11 of elastic component 2 is compressed to extruding phonecard 200.Certainly, the invention is not restricted to this, in other embodiments, on adjacent two sidewall that may be additionally located at draw-in groove 11 at least partially of elastic component 2, when phonecard 200 is arranged in draw-in groove 11, the part on adjacent two sidewall being positioned at draw-in groove 11 of elastic component 2 is compressed to extruding phonecard 200 respectively.Thus, phonecard 200 problem of looseness in draw-in groove 11 can be efficiently solved, thus avoiding user's phonecard 200 in the process exchanging phonecard 200 for from draw-in groove 11 sideslip or to fall, improving user and exchanging quick, the safe and relieved operating experience of phonecard 200 for, practical.
The card rest device 100 for installing phonecard 200 according to embodiments of the present invention, by arranging elastic component 2 on Kato 1, and make at least one sidewall remaining at least partially within draw-in groove 11 of elastic component 2, when phonecard 200 is arranged in draw-in groove 11 by user, elastic component 2 can be compressed to extruding phonecard 200, thus, not only simple in construction, and phonecard 200 problem of looseness in draw-in groove 11 can be efficiently solved, thus avoiding user's phonecard 200 in the process exchanging phonecard 200 for from draw-in groove 11 sideslip or to fall, improve user and exchange the quick of phonecard 200 for, safe and relieved operating experience, practical.
According to some embodiments of the present invention, as shown in Figure 2, elastic component 2 includes fixed part 21 and auxiliary section 22, fixed part 21 is located on auxiliary section 22, and fixed part 21 be located at Kato 1 be positioned on the end face outside draw-in groove 11, auxiliary section 22 is positioned on the sidewall of draw-in groove 11, and when phonecard 200 is placed in draw-in groove 11, auxiliary section 22 is compressed to extruding phonecard 200, thus, simple and reliable.
Further, Kato 1 is provided with the one of which in lobe and fixing hole, and fixed part 21 is provided with the another kind in lobe and fixing hole, and lobe coordinates with to be fixed on Kato 1 by elastic component 2 with fixing hole, thus simple and reliable.Specifically, as depicted in figs. 1 and 2, Kato 1 is provided with lobe 12, and fixed part 21 is provided with fixing hole 211, and the fixing hole 211 on fixed part 21 coordinates with the lobe 12 on Kato 1, thus realizing the fixing of Kato 1 and elastic component 2.
Certainly, the invention is not restricted to this, in other embodiments, Kato 1 and fixed part 21 are fixed also by alternate manner, for instance, fixed part 21 and Kato 1 are welded to connect to be fixed on Kato 1 elastic component 2.
In other embodiments of the present invention, elastic component 2 Pasting is on the sidewall of draw-in groove 11, thus realizing fixing elastic component 2.Certainly, the invention is not restricted to this, in other embodiments, the sidewall of draw-in groove 11 is also provided with mounting groove (figure is for illustrating), elastic component 2 is arranged in mounting groove to realize being fixed on Kato 1 elastic component 2.
In some embodiments of the invention, as in figure 2 it is shown, the part of the sidewall being positioned at draw-in groove 11 of elastic component 2 is formed as the tabular of strip, thus, simple and reliable.Specifically, the tabular of the sidewall being positioned at draw-in groove 11 of elastic component 2 be formed in part with the protuberance 221 that the direction towards phonecard 200 is protruded, when phonecard 200 is placed in draw-in groove 11, protuberance 221 be compressed to extruding phonecard 200.
Alternatively, the length of the part of the sidewall being positioned at draw-in groove 11 of elastic component 2 is at least 2/3rds of the length of the corresponding sidewall of draw-in groove 11, thus when phonecard 200 is placed in draw-in groove 11, be conducive to the contact area increasing elastic component 2 with phonecard 200 so that elastic component 2 by reliable compaction firmly to extrude phonecard 200.
Below with reference to Fig. 1-Fig. 6, the structure of the card rest device 100 for installing phonecard 200 of one specific embodiment of the present invention is described in detail.
As Figure 1-Figure 4, the card rest device 100 for installing phonecard 200 of the present embodiment, including: Kato 1 and elastic component 2.Wherein, the draw-in groove 11 of annular is limited in Kato 1, elastic component 2 is located on Kato 1 and on one of them sidewall remaining at least partially within draw-in groove 11 of elastic component 2, and elastic component 2 is formed at when phonecard 200 is placed in draw-in groove 11 and is compressed to extruding phonecard 200.
Specifically, as shown in Figure 2, elastic component 2 includes fixed part 21 and auxiliary section 22, fixed part 21 is located on auxiliary section 22, and fixed part 21 be located at Kato 1 be positioned on the end face outside draw-in groove 11, auxiliary section 22 is positioned on the sidewall of draw-in groove 11, and when phonecard 200 is placed in draw-in groove 11, auxiliary section 22 is compressed to extruding phonecard 200, thus, simple and reliable.
Further, as depicted in figs. 1 and 2, Kato 1 is provided with lobe 12, and fixed part 21 is provided with fixing hole 211, and the fixing hole 211 on fixed part 21 coordinates with the lobe 12 on Kato 1, thus realizing the fixing of Kato 1 and elastic component 2.
As in figure 2 it is shown, the part of the sidewall being positioned at draw-in groove 11 of elastic component 2 and auxiliary section 22 are formed as the tabular of strip, thus, simple and reliable.
The part of the sidewall being positioned at draw-in groove 11 of elastic component 2 and the length of auxiliary section 22 are at least 2/3rds of the length of the corresponding sidewall of draw-in groove 11, thus when phonecard 200 is placed in draw-in groove 11, be conducive to the contact area increasing elastic component 2 with phonecard 200 so that elastic component 2 by reliable compaction firmly to extrude phonecard 200.
Mobile equipment according to embodiments of the present invention, including the above-mentioned card rest device 100 for installing phonecard 200.
Mobile equipment according to embodiments of the present invention, by arranging the above-mentioned card rest device 100 for installing phonecard 200, not only simple in construction, and phonecard 200 problem of looseness in draw-in groove 11 can be efficiently solved, thus avoiding user's phonecard 200 in the process exchanging phonecard 200 for from draw-in groove 11 sideslip or to fall, improve user and exchange quick, the safe and relieved operating experience of phonecard 200 for, practical.
In the description of this specification, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means in conjunction with this embodiment or example describe are contained at least one embodiment or the example of the present invention.In this manual, the schematic representation of above-mentioned term is necessarily directed to identical embodiment or example.And, the specific features of description, structure, material or feature can combine in one or more embodiments in office or example in an appropriate manner.Additionally, when not conflicting, the feature of the different embodiments described in this specification or example and different embodiment or example can be carried out combining and combining by those skilled in the art.
Although above it has been shown and described that embodiments of the invention, it is understandable that, above-described embodiment is illustrative of, it is impossible to be interpreted as limitation of the present invention, and above-described embodiment can be changed, revises, replace and modification by those of ordinary skill in the art within the scope of the invention.

Claims (9)

1. the card rest device being used for installing phonecard, it is characterised in that including:
Kato, limits the draw-in groove of annular in described Kato;
Elastic component, described elastic component is located on described Kato and at least one sidewall remaining at least partially within described draw-in groove of described elastic component, and described elastic component is formed at when described phonecard is placed in described draw-in groove and is compressed to extrude described phonecard.
2. the card rest device for installing phonecard according to claim 1, it is characterised in that on one of them sidewall remaining at least partially within described draw-in groove of described elastic component.
3. the card rest device for installing phonecard according to claim 1, it is characterized in that, described elastic component includes fixed part and auxiliary section, what described fixed part was located at described Kato is positioned on the end face outside described draw-in groove, described matching part is on the sidewall of described draw-in groove, and when described phonecard is placed in described draw-in groove, described auxiliary section is compressed to extrude described phonecard.
4. the card rest device for installing phonecard according to claim 3, it is characterized in that, described Kato is provided with the one of which in lobe and fixing hole, described fixed part is provided with the another kind in described lobe and described fixing hole, and described lobe coordinates to be fixed on described Kato described elastic component with described fixing hole.
5. the card rest device for installing phonecard according to claim 3, it is characterised in that described fixed part and described Kato are welded to connect.
6. the card rest device for installing phonecard according to claim 1, it is characterised in that described elastic component is pasted onto on the sidewall of described draw-in groove.
7. the card rest device for installing phonecard according to claim 1, it is characterised in that the part of the sidewall being positioned at described draw-in groove of described elastic component is formed as the tabular of strip.
8. the card rest device for installing phonecard according to claim 7, it is characterised in that the length of the part of the sidewall being positioned at described draw-in groove of described elastic component is at least 2/3rds of the length of the corresponding sidewall of described draw-in groove.
9. a mobile equipment, it is characterised in that include the card rest device for installing phonecard according to any one of claim 1-8.
CN201610254731.8A 2016-04-21 2016-04-21 Card holder apparatus used for installing telephone card and mobile equipment Pending CN105763686A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
CN201610254731.8A CN105763686A (en) 2016-04-21 2016-04-21 Card holder apparatus used for installing telephone card and mobile equipment
ES17785481T ES2742160T3 (en) 2016-04-21 2017-04-21 Card support device used to mount a phone card, and mobile device
PCT/CN2017/081473 WO2017181997A1 (en) 2016-04-21 2017-04-21 Card holder apparatus used for mounting telephone card, and mobile device
EP17785481.7A EP3389246B1 (en) 2016-04-21 2017-04-21 Card holder apparatus used for mounting telephone card, and mobile device
US16/069,125 US10763907B2 (en) 2016-04-21 2017-04-21 Card holder apparatus for installing phone card
JP2018536743A JP6701352B2 (en) 2016-04-21 2017-04-21 Card holder device and mobile device for mounting telephone card

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610254731.8A CN105763686A (en) 2016-04-21 2016-04-21 Card holder apparatus used for installing telephone card and mobile equipment

Publications (1)

Publication Number Publication Date
CN105763686A true CN105763686A (en) 2016-07-13

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610254731.8A Pending CN105763686A (en) 2016-04-21 2016-04-21 Card holder apparatus used for installing telephone card and mobile equipment

Country Status (1)

Country Link
CN (1) CN105763686A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017181997A1 (en) * 2016-04-21 2017-10-26 广东欧珀移动通信有限公司 Card holder apparatus used for mounting telephone card, and mobile device
CN108598745A (en) * 2018-05-18 2018-09-28 南昌华勤电子科技有限公司 A kind of Kato and mobile communication equipment
CN108656431A (en) * 2018-05-18 2018-10-16 合肥华凌股份有限公司 Frothing clamp
WO2018191897A1 (en) * 2017-04-19 2018-10-25 广东欧珀移动通信有限公司 Card tray, insertion device, and terminal
CN115333559A (en) * 2022-08-10 2022-11-11 汉门电子(江苏)有限公司 Card slot suitable for telephone card and use method

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CN2699589Y (en) * 2004-02-20 2005-05-11 英华达股份有限公司 Structure for taking SIM card and flash memory
CN202455404U (en) * 2012-02-16 2012-09-26 钜航科技股份有限公司 Adapter card
CN202840165U (en) * 2012-10-15 2013-03-27 中兴通讯股份有限公司 Subscriber identity module (SIM) card compatible device and associated terminal
CN204652447U (en) * 2015-04-17 2015-09-16 深圳辉烨通讯技术有限公司 A kind of smart mobile phone with SIM card operator guards
CN205610708U (en) * 2016-04-21 2016-09-28 广东欧珀移动通信有限公司 A card support device and mobile device for having a telephone installed card

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Publication number Priority date Publication date Assignee Title
CN2699589Y (en) * 2004-02-20 2005-05-11 英华达股份有限公司 Structure for taking SIM card and flash memory
CN202455404U (en) * 2012-02-16 2012-09-26 钜航科技股份有限公司 Adapter card
CN202840165U (en) * 2012-10-15 2013-03-27 中兴通讯股份有限公司 Subscriber identity module (SIM) card compatible device and associated terminal
CN204652447U (en) * 2015-04-17 2015-09-16 深圳辉烨通讯技术有限公司 A kind of smart mobile phone with SIM card operator guards
CN205610708U (en) * 2016-04-21 2016-09-28 广东欧珀移动通信有限公司 A card support device and mobile device for having a telephone installed card

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017181997A1 (en) * 2016-04-21 2017-10-26 广东欧珀移动通信有限公司 Card holder apparatus used for mounting telephone card, and mobile device
US10763907B2 (en) 2016-04-21 2020-09-01 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Card holder apparatus for installing phone card
WO2018191897A1 (en) * 2017-04-19 2018-10-25 广东欧珀移动通信有限公司 Card tray, insertion device, and terminal
CN110326167A (en) * 2017-04-19 2019-10-11 Oppo广东移动通信有限公司 Kato, plug assembly and terminal
US11018468B2 (en) 2017-04-19 2021-05-25 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Card tray, card tray plug-in device, and terminal
CN108598745A (en) * 2018-05-18 2018-09-28 南昌华勤电子科技有限公司 A kind of Kato and mobile communication equipment
CN108656431A (en) * 2018-05-18 2018-10-16 合肥华凌股份有限公司 Frothing clamp
CN115333559A (en) * 2022-08-10 2022-11-11 汉门电子(江苏)有限公司 Card slot suitable for telephone card and use method
CN115333559B (en) * 2022-08-10 2023-07-21 汉门电子(江苏)有限公司 Card slot suitable for telephone card and use method

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