CN202772932U - Wireless terminal - Google Patents
Wireless terminal Download PDFInfo
- Publication number
- CN202772932U CN202772932U CN 201220304807 CN201220304807U CN202772932U CN 202772932 U CN202772932 U CN 202772932U CN 201220304807 CN201220304807 CN 201220304807 CN 201220304807 U CN201220304807 U CN 201220304807U CN 202772932 U CN202772932 U CN 202772932U
- Authority
- CN
- China
- Prior art keywords
- contact
- sim card
- wireless terminal
- keeper
- service position
- 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 - Lifetime
Links
Images
Landscapes
- Telephone Set Structure (AREA)
Abstract
The utility model discloses a wireless terminal provided with an SIM card, wherein a first contact and a second contact both used for powering off the wireless terminal after being connected are reserved on a PCB of the wireless terminal. The wireless terminal further comprises a positioning member provided with a first working position and a second working position; the positioning member disconnects the first contact and the second contact and can restrict the SIM card from retreating from or being installed to an installation part when in the first working position; and when the positioning member is switched from the first working position into the second working position under the action of external force, the SIM card can be installed to or retreat from the installation part and the positioning member connects the first contact and the second contact. According to the utility model, hot plug of the SIM card is avoided only by arranging such structurally-simple components as the positioning member, the first contact and the second contact, the product cost is low, and no high-cost protection circuit is required.
Description
Technical field
The utility model relates to communication technical field, particularly a kind of wireless terminal.
Background technology
At present, for wireless terminal product, its battery is taked external pattern usually, and do not support the hot plug of SIM (Subscriber Identity Module, client identification module) card on the circuit design, be that wireless terminal is under "on" position, do not allow the insertion of SIM card or extract, otherwise can damage wireless terminal or SIM card.
Hot plug for fear of SIM card, the structure of such wireless terminal product generally comprises following dual mode: the first, the socket of SIM card places the below of battery, SIM card is installed battery after inserting socket again, battery covers SIM card and slot thereof, therefore the user can't observe directly the SIM card position; Perhaps, the storing parallel with battery of the socket of SIM card, socket is positioned at the housing of wireless terminal, only reserve the entrance that a side is inserted for SIM card, after battery was installed, the periphery of battery can be blocked the entry position of SIM card slot, at this moment, SIM card and slot 21 thereof are also blocked fully.Above-mentioned two kinds of designs all make the user must take off first battery before the plug SIM card, thereby effectively avoid the user to carry out the operation of hot plug SIM card.
Above-mentioned design is applicable to the external battery pattern, and along with development in science and technology, wireless terminal is taked the built-in scheme of battery gradually, this certainly will cause exposing of SIM card slot, the scheme of blocking SIM slot 21 by battery is no longer applicable, and at this moment, the user can freely plug SIM card.Carry out the hot plug operations of SIM card for fear of the user for the wireless terminal of built-in pattern, need to increase the protective circuit of supporting the SIM card hot plug in circuit design.Yet design supports that the difficulty of SIM card hot plug protective circuit is larger, and cost is higher.
In view of this, how providing a kind of simplicity of design and the lower-cost wireless terminal that can prevent user's hot plug SIM card, is the technical problem that those skilled in the art need to be resolved hurrily.
The utility model content
For solving the problems of the technologies described above; the purpose of this utility model is for providing a kind of wireless terminal; this wireless terminal is in the situation that battery is built-in; realize that by the service position that changes keeper SIM card only can plug operation under the outage operating mode; need not to arrange protective circuit, under lower cost, avoided the hot plug of SIM card.
For reaching the purpose of this utility model, the utility model provides a kind of wireless terminal, has PCB and the installation portion of SIM card can be installed, and PCB has chip, and the PCB of wireless terminal is reserved with the first contact and the second contact that after the connection wireless terminal is cut off the power supply; Wireless terminal also comprises keeper, described keeper has the first service position and the second service position, when described keeper is positioned at the first service position, described keeper disconnects described the first contact and described the second contact, and described keeper can limit SIM card and withdraws from or be mounted to described installation portion; When described keeper transferred the second service position to by the first service position under external force, described keeper was connected described the first contact and described the second contact, and SIM card can be mounted to or withdraw from described installation portion.
Preferably, the slot of described installation portion for inserting for SIM card; One end of described keeper has the vertical plane that joins and domatic, and the described domatic top that is positioned at described vertical plane is described domatic towards described slot;
Described keeper can contact at respectively the vertical plane of described keeper and the sidewall of described slot without being in the first service position under the External Force Acting so that insert the two ends of the SIM card of described slot;
Described keeper can be depressed into described the second service position under external force, so that be inserted in the interior SIM card of described slot under external force along the described domatic described slot that withdraws from, perhaps SIM card can be along in the described slot of described domatic insertion.
Preferably, described keeper comprises the screens key, and the first connection part of mutually connecting and the second connection part, and when described keeper was in described the first service position, described the first connection part and described the first contact disconnected; When being in described the second service position, described the first connection part and described second is connected part and is connected respectively described the first contact and described the second contact; Described first connects part fixes with described screens key, and described domatic and vertical plane is the end face of described screens key, and described the first connection part presses down and connects described the first contact with described screens key.
Preferably, described the second connection part is connected with described the second contact all the time.
Preferably, described first to connect part be the metal clips of fixing with described screens key, acts on described screens key so that after its external force that presses down cancelled, described metal clips resetted and drives described screens key and returns back to described the first service position.
Preferably, described metal clips and the described screens key one in the two is provided with jack, and another one is provided with the projection that can insert jack, and described first connects part and the screens key hot melt of being connected connects.
Preferably, be reserved with two on the described PCB and reveal the copper position, be respectively described the first contact and described the second contact.
Preferably, the chip of described PCB is provided with reseting pin and earth connection, and described the first contact is connected described reseting pin, and described the second contact is connected described earth connection.
Preferably, described wireless terminal is wireless Internet card.
This wireless terminal being provided with has the keeper of two service positions, and has two service positions, and after this wireless terminal inserted SIM card, keeper was in the first service position, and SIM card can't break away from from slot, plays positioning action; When keeper was in the second service position, SIM card can be inserted or extract, and wireless terminal is in off-position in insertion and the withdrawal process, thereby realized plug so that the user only can be in off-position at wireless terminal, had avoided the hot plug of SIM card.Therefore, the wireless terminal that this utility model provides has been avoided the hot plug of SIM card in the situation that keeper simple in structure, the first contact and the second contact only are set, so that product cost is lower, need not the higher protective circuit of setup cost.
Description of drawings
Fig. 1 provides the structural representation of a kind of embodiment of wireless terminal for the utility model;
Fig. 2 is the structural representation behind the wireless terminal removal back cover among Fig. 1;
Fig. 3 is the structural representation that screens key restriction SIM card breaks away from slot among Fig. 1;
Fig. 4 is the cutaway view of Fig. 3.
Among Fig. 1-4:
2 wireless terminals, 21 slots 21,221 first are connected part, 222 second and are connected part, 223 screens keys, 23PCB, 231 first contacts, 232 second contacts, 24SIM card, 2231 projections, 2232 vertical planes, 2233 domatic, 2211 jacks.
Embodiment
Core of the present utility model is for providing a kind of wireless terminal; this wireless terminal is in the situation that battery is built-in; realize that by the service position that changes keeper SIM card only can plug operation under the outage operating mode, need not to arrange protective circuit, under lower cost, avoided the hot plug of SIM card.
In order to make those skilled in the art understand better the technical solution of the utility model, the utility model is described in further detail below in conjunction with the drawings and specific embodiments.
Please refer to Fig. 1 and Fig. 2, Fig. 1 provides the structural representation of a kind of embodiment of wireless terminal for the utility model, and this figure only illustrates the part-structure that is used for installing SIM card on the wireless terminal, the state that takes out for SIM card among the figure; Fig. 2 is the structural representation behind the wireless terminal removal back cover among Fig. 1.
Particularly, the keeper among this embodiment comprises that it is metal clips that screens key 223, the first is connected part 221, and the first connection part 221 is relative fixing with screens key 223.Be reserved with the first contact 231 and the second contact 232 on the PCB23 of wireless terminal 2, as shown in Figure 2, the first contact 231 and the second contact 232 can be the upper dew copper positions of reserving of PCB23.And when the first contact 231 and the second contact 232 are connected, wireless terminal 2 outages, in order to realize this function, reseting pin, the second contact 232 that the first contact 231 can be connected on the PCB baseband chip are connected GND (GROUND, ground connection or 0 line, be common port), the chip that is provided with reseting pin namely has reset function, can realize outage after reseting pin and GND connect, after then the first contact 231 and the second contact 232 were connected, built-in powered battery loop was cut off by control program.Do not possess at chip under the prerequisite of reset function, other common programs can be set, so that the first contact and the second contact be when connecting, wireless terminal 2 outages.When not being subjected to external force, understand the distance predetermined with 231 maintenances of the first contact as the first metal clips of connecting part 221; When screens key 223 is subject to External Force Acting and presses down, metal clips presses down and moves down with screens key 223, and then contacts the first contact 231, when external force is cancelled, metal clips drives screens key 223 and returns back to the state that is not subjected to external force under the elastic reset effect, namely break away from the first contact 231.Metal clips can be used as first and connects part 221, keeper comprises that also second connects part 222, first connects part 221 and second connects part 222 the two is connected mutually, and second connects part 222 can connect with the second contact 232, as shown in Figure 2, the second end of connecting part 222 directly contacts the second contact 232, and remains contact condition with the second contact 232.
In addition, the end face of screens key 223 is that the vertical plane 2232 and domatic 2233, domatic 2233 that joins is positioned at the top of vertical plane 2232 in this wireless terminal 2, and domatic 2233 towards slot 21.Please continue with reference to figure 3 and Fig. 4, Fig. 3 is the structural representation that screens key restriction SIM card breaks away from slot among Fig. 1; Fig. 4 is the cutaway view of Fig. 3.
Among this embodiment, screens key 223 presses to metal clips and contacts the first contact 231, and (this is the state when extracting to domatic 2233 when relative with the end face of SIM card 24 of screens key 223, during insertion, screens key 223 domatic 2233 relative with SIM card 24 end faces), be not the first service position of keeper; Metal clips resets and drives screens key 223 and reply and move to metal clips and break away from the first contact 231, and the end face of the vertical plane 2232 of screens key 223 and SIM card 24 is the second service position of keeper when relative.
The concrete fixed form of metal clips and screens key 223 can be understood in conjunction with Fig. 2 and Fig. 4, metal clips is provided with jack 2211, screens key 223 is provided with the projection 2231 to downward-extension, projection 2231 can be inserted in the jack 2211, and after inserting, metal clips is connected hot melt and is connected with the screens key, thereby so that screens key 223 and metal clips link together reliably.Certainly, metal clips and screens key 223 also can adopt other connected modes commonly used, for example, connect and fix, be threaded etc.Connected mode among this embodiment is easier to implement, and connects comparatively reliable.
In above-described embodiment, in the keeper second connected part 222 and connected with the second contact 232 all the time, can expect, break-make principle according to metal clips and the first contact 231, also can with second connect part 222 be designed to screens key 223 press down and connect the second contact 232, with the cancelling and break away from the mode of operation of the second contact 232 of external force, be about to second and connect part 222 and also be designed to metal clips.Certainly, when pressing screens key 223, need to guarantee that first connects part 221 and second and connect part 222 and all can contact contact to correspondence, second connects the embodiment that part 222 is connected the second contact 232 all the time in above-described embodiment, its control difficulty is higher, therefore the structure shown in preferred Fig. 2.
By the operation principle of above-mentioned keeper as can be known, keeper can also be other similar structures, as long as keeper has the first service position and the second service position, and satisfying following condition gets final product: when keeper is positioned at the first service position, keeper disconnects the first contact 231 and the second contact 232, and keeper can limit SIM card 24 and withdraws from or be mounted to installation portion; When keeper transferred the second service position to by the first service position under external force, SIM card 24 can be mounted to or withdraw from installation portion, and keeper is connected the first contact 231 and the second contact 232.
Such as, in above-described embodiment the end face of screens key 223 is designed to domatic 2233 and the version of vertical plane 2232, also the end face of screens key 223 directly can be made as vertical plane, at this moment, keeper can comprise spring, the body that screens key 223 is connected wireless terminal 2 by spring, first connects part 221 need not to be set to metal clips, and it can be to be fixed in screens key 223 belows can connect arbitrarily the structure of the first contact 231 and get final product that first of keeper is connected part 221.When extracting SIM card 24, press screens key 223, so that the end face integral body of screens key 223 is positioned at the below of SIM card 24 end faces, then screens key 223 can not limit withdrawing from of SIM card 24, and at this moment, first connects part 221 can contact the first contact 231, reach the purpose of above-mentioned outage, after SIM card 24 withdrawed from, under the reset response of spring, first connects part 221 broke away from the first contact 231; When inserting SIM card 24, press equally screens key 223 until SIM card 24 enters in the slot 21, and realize outage, after the insertion, cancel external force, screens key 223 resets, and conflicts with SIM card 24 end faces, limits withdrawing from of SIM card 24.Certainly, in above-described embodiment keeper is designed to domatic 2233 and the mode of vertical plane 2232 combinations, so that apply that external force is inserted or when extracting SIM card 24, its component can directly press down screens key 223, reaches the purpose of outage, operates more easy, and can realize reset function as the first metal clips self of connecting part 221, need not to arrange the spring-like reset components, simplify the structure, and then reduced product cost.
In addition, all adopt the mode of pressing screens key 223 downwards to realize the connection of the first contact 231 and the second contact 232 in above-described embodiment, satisfy simultaneously the plug of SIM card 24.Operation principle according to the keeper of describing in the foregoing, can expect, mode by the side pushing also can realize above-mentioned purpose, such as, keeper can directly be connected in the side of wireless terminal 2 by spring, during spring reset, the keeper SIM card 24 of can conflicting withdraws from slot 21 to limit it, during to side pushing keeper, keeper overcomes spring pressure and away from SIM card 24, satisfy the insertion of SIM card 24 or extract, behind the pushing keeper, the first connection part 221 and second that arranges on the keeper is connected part 222 and is connected respectively the first contact 231 and the second contact 232, after resetting, disconnect the first contact 231 and the second contact 232, this kind frame mode also is fine.Except spring, can also adopt torsion spring, realize above-mentioned the first contact 231 and the second contact 232, restriction or the insertion of permission SIM card 24 or the purpose of extracting of being switched on or switched off by reverse reset.
As shown in the above, the wireless terminal 2 that the utility model provides is provided with the keeper with two service positions, and in the first service position, SIM card 24 can't break away from from slot 21, plays positioning action; In the second service position, slot 21 can be inserted or extract to SIM card 24, and be in off-position, thereby realize plug so that the user only can be in off-position at wireless terminal 2, avoided the hot plug of SIM card 24.Therefore, the wireless terminal 2 that this utility model provides can be avoided the hot plug of SIM card 24 in the situation that keeper simple in structure, the first contact 231 and the second contact 232 only are set, so that product cost is lower, need not the higher protective circuit of setup cost.
The first contact 231 and the second contact 232 are respectively the dew of two on PCB copper position in above-described embodiment, this kind design can reserve the first contact 231 and the second contact 232 comparatively simply, in fact, contact is not limited to reveal the structure of copper, if PCB reserve can turning circuit device or position.
Above a kind of wireless terminal provided by the utility model is described in detail.Used specific case herein principle of the present utility model and execution mode are set forth, the explanation of above embodiment just is used for helping to understand method of the present utility model and core concept thereof.Should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model principle, can also carry out some improvement and modification to the utility model, these improvement and modification also fall in the protection range of the utility model claim.
Claims (9)
1. a wireless terminal has PCB and the installation portion of SIM card can be installed, and PCB has chip, it is characterized in that, the PCB of wireless terminal is reserved with the first contact and the second contact that after the connection wireless terminal is cut off the power supply; Wireless terminal also comprises keeper, described keeper has the first service position and the second service position, when described keeper is positioned at the first service position, described keeper disconnects described the first contact and described the second contact, and described keeper can limit SIM card and withdraws from or be mounted to described installation portion; When described keeper transferred the second service position to by the first service position under external force, described keeper was connected described the first contact and described the second contact, and SIM card can be mounted to or withdraw from described installation portion.
2. wireless terminal according to claim 1 is characterized in that, the slot of described installation portion for inserting for SIM card; One end of described keeper has the vertical plane that joins and domatic, and the described domatic top that is positioned at described vertical plane is described domatic towards described slot;
Described keeper can contact at respectively the vertical plane of described keeper and the sidewall of described slot without being in the first service position under the External Force Acting so that insert the two ends of the SIM card of described slot;
Described keeper can be depressed into described the second service position under external force, so that be inserted in the interior SIM card of described slot under external force along the described domatic described slot that withdraws from, perhaps SIM card can be along in the described slot of described domatic insertion.
3. wireless terminal according to claim 2, it is characterized in that, described keeper comprises the screens key, and the first connection part and second of mutually connecting is connected part, when described keeper was in described the first service position, described first connected part and the disconnection of described the first contact; When being in described the second service position, described the first connection part and described second is connected part and is connected respectively described the first contact and described the second contact; Described first connects part fixes with described screens key, and described domatic and vertical plane is the end face of described screens key, and described the first connection part presses down and connects described the first contact with described screens key.
4. wireless terminal according to claim 3 is characterized in that, described second connects part connects with described the second contact all the time.
5. according to claim 3 or 4 described wireless terminals, it is characterized in that, described the first connection part is the metal clips fixing with described screens key, act on described screens key so that after its external force that presses down cancelled, described metal clips resetted and drives described screens key and returns back to described the first service position.
6. wireless terminal according to claim 5 is characterized in that, described metal clips and the described screens key one in the two is provided with jack, and another one is provided with the projection that can insert jack, and described first connects part and the screens key hot melt of being connected connects.
7. wireless terminal according to claim 1 is characterized in that, is reserved with two on the described PCB and reveals the copper position, is respectively described the first contact and described the second contact.
8. wireless terminal according to claim 1 is characterized in that, the chip of described PCB is provided with reseting pin and earth connection, and described the first contact is connected described reseting pin, and described the second contact is connected described earth connection.
9. according to claim 1 to 4 each described wireless terminals, it is characterized in that, described wireless terminal is wireless Internet card.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220304807 CN202772932U (en) | 2012-06-27 | 2012-06-27 | Wireless terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220304807 CN202772932U (en) | 2012-06-27 | 2012-06-27 | Wireless terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202772932U true CN202772932U (en) | 2013-03-06 |
Family
ID=47779472
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220304807 Expired - Lifetime CN202772932U (en) | 2012-06-27 | 2012-06-27 | Wireless terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202772932U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105490104A (en) * | 2014-09-15 | 2016-04-13 | 国龙信息技术(上海)有限公司 | SIM card seat supporting hot plug, and detection method |
-
2012
- 2012-06-27 CN CN 201220304807 patent/CN202772932U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105490104A (en) * | 2014-09-15 | 2016-04-13 | 国龙信息技术(上海)有限公司 | SIM card seat supporting hot plug, and detection method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102480893B (en) | Chip card fixing mechanism and portable electronic device with fixing mechanism | |
| US8086269B2 (en) | Modular structure to expand and enhance subscriber identity module card functionality | |
| AU2014200114B2 (en) | SIM card socket and terminal device including the same | |
| EP2843768B1 (en) | Sim card connector and mobile terminal | |
| EP3174164B1 (en) | Tf card connector capable of installing nano-sim card, and mobile phone | |
| US20100155489A1 (en) | Connector of for inserting subscriber identity module card | |
| US20090104817A1 (en) | Card connector with terminal protection | |
| KR20130056666A (en) | Mounting socket for mobile phone | |
| CN104347977A (en) | Card holder and equipment | |
| KR20170031209A (en) | 3-in-2 card holder and mobile terminal comprising the card holder | |
| CN203071270U (en) | Card connector and mobile communication apparatus | |
| EP3128623B1 (en) | Sim card connector | |
| US8244302B2 (en) | Radio base station device | |
| CN201340925Y (en) | Electronic device and connector assembly thereof | |
| KR102120399B1 (en) | Multi card socket for mobile communication terminal and multi card connector comprising the same | |
| CN202772932U (en) | Wireless terminal | |
| KR102598186B1 (en) | mobile terminal | |
| KR101348141B1 (en) | Multi type receptacle connector and Plug connector applied for it | |
| CN202404906U (en) | Conveniently assembled universal serial bus (USB)3.0 storage component and USB3.0 storage disk | |
| CN202395216U (en) | Booster double-SIM-card-slot device | |
| CN201008030Y (en) | Improved structure of minisize memory card connector | |
| CN205335464U (en) | Connector for clamp | |
| CN214797912U (en) | Waterproof USB connector for communication equipment | |
| CN204089893U (en) | A kind of mobile phone card seat with buckle | |
| CN210692857U (en) | Socket with built-in supporting plate |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20171031 Address after: Metro Songshan Lake high tech Industrial Development Zone, Guangdong Province, Dongguan City Road 523808 No. 2 South Factory (1) project B2 -5 production workshop Patentee after: Huawei terminal (Dongguan) Co.,Ltd. Address before: 518129 Longgang District, Guangdong, Bantian HUAWEI base B District, building 2, building No. Patentee before: HUAWEI DEVICE Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 523808 Southern Factory Building (Phase I) Project B2 Production Plant-5, New Town Avenue, Songshan Lake High-tech Industrial Development Zone, Dongguan City, Guangdong Province Patentee after: HUAWEI DEVICE Co.,Ltd. Address before: 523808 Southern Factory Building (Phase I) Project B2 Production Plant-5, New Town Avenue, Songshan Lake High-tech Industrial Development Zone, Dongguan City, Guangdong Province Patentee before: Huawei terminal (Dongguan) Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210425 Address after: Unit 3401, unit a, building 6, Shenye Zhongcheng, No. 8089, Hongli West Road, Donghai community, Xiangmihu street, Futian District, Shenzhen, Guangdong 518040 Patentee after: Honor Device Co.,Ltd. Address before: Metro Songshan Lake high tech Industrial Development Zone, Guangdong Province, Dongguan City Road 523808 No. 2 South Factory (1) project B2 -5 production workshop Patentee before: HUAWEI DEVICE Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130306 |