CN207677833U - A kind of Portable acquiring equipment SIM card detection device - Google Patents

Abstract

The utility model discloses a kind of Portable acquiring equipment SIM card detection devices, including detection device and external groove device；External groove device includes sim card slot, SIM card extension thread end and data line；Sim card slot extends thread end with SIM card and is connect by data line；Detection device is can to run the intelligent platform of detection SIM programs；Detection device extends thread end connecting communication with external groove device by SIM card.The utility model has the advantages that detection efficiency is high, accuracy rate is high, has development and application prospect well.

Description

A kind of Portable acquiring equipment SIM card detection device

Technical field

The utility model is related to Electric Energy Metering Technology field, more particularly to a kind of Portable acquiring equipment SIM Card detection apparatus.

Background technology

SIM card is subscriber identification card, is a kind of smart card, GSM digital mobile telephones must load onto this card can It uses.Existing SIM card on the make can inevitably have underproof product, this just needs underproof by detecting removal SIM card.

Existing SIM card detection method is that SIM card is mounted on collecting device, if equipment on-line, detection passes through；Equipment Offline, detection does not pass through.There are problems, such as single collecting device can only once detect a card for this detection method, And often detect a SIM card and need not stop to restart experiment collecting device, since the method that different collecting devices is restarted is different, because This detection duration is longer, and working efficiency is low；The interference for the factors such as field test is vulnerable to antenna failure, equipment crashes, storage batch Amount detection, which needs frequently to open, closes collecting device card slot, and repeatedly test can cause card slot to damage, therefore Detection accuracy cannot be protected Card；Detection experiment needs collecting device accessing power frequency supply, there is the security risk of the person and equipment.

Therefore, how to provide the SIM card detection device that a kind of detection efficiency is high, Detection accuracy is high is people in the art The problem of member's urgent need to resolve.

Utility model content

In view of this, the utility model provides a kind of Portable acquiring equipment SIM card detection device, there is detection efficiency High, the high advantage of Detection accuracy.

To achieve the above object, the utility model adopts the following technical solution：

A kind of Portable acquiring equipment SIM card detection device, including：Detection device and external groove device；

The external groove device includes sim card slot, SIM card extension thread end and data line；The sim card slot with it is described SIM card extends thread end and is connected by the data line；

The detection device built-in inspection sim card slot；

The detection device is can to run the intelligent platform of detection SIM card program；

The detection device extends thread end connecting communication with the external groove device by the SIM card.

It is using the advantageous effect of above-mentioned technical proposal：Existing SIM card detection device, single collecting device once can only One card of detection, and often detect a SIM card and need not stop to restart experiment collecting device, restarted due to different collecting devices Method is different, therefore detection duration is longer, and working efficiency is low.The utility model overcomes the defect of the prior art, is filled in detection It sets outside and test card slot is installed, it is by the card slot of data line connecting detection device, SIM is external, it is convenient for changing SIM card, significantly The speed for improving batch detection, improves detection efficiency；

Existing SIM card detection device, the interference for the factors such as field test is vulnerable to antenna failure, equipment crashes, storage Batch detection, which needs frequently to open, closes collecting device card slot, and repeatedly test can cause card slot to damage, therefore Detection accuracy cannot get Ensure.The utility model effectively prevents causing card slot because frequently opening collecting device card slot by the way that test card slot is external Damage reduces detection accuracy；The detection device for detecting the intelligent platform of program by using that can run SIM card, increases inspection The portability of survey improves the anti-interference ability of detection device, greatly improves Detection accuracy.

Further, the SIM card extends thread end with hard contact, and the SIM card extends structure and the inspection of thread end Device SIM card slot structure is surveyed to match.

It is using the advantageous effect of above-mentioned technical proposal：Extend the structure and detection device of thread end by the way that SIM card is arranged SIM card slot structure matches, and SIM card, which is extended thread end, is inserted into detection device sim card slot, since SIM card extension thread end is attached There is hard contact, contacted with detection device sim card slot, eliminates the operation that SIM card is frequently inserted into detection device sim card slot, keep away Exempt from that sim card slot is caused to damage caused by due to being frequently inserted into, improves detection efficiency, while improving Detection accuracy.

Further, SIM card support is installed at the detection device sim card slot.

Further, the detection device and the external groove device are by taking out the SIM card support, described in insertion SIM card extends thread end and is attached.

It is using the advantageous effect of above-mentioned technical proposal：It can be consolidated by being equipped with SIM card support at detection device sim card slot Determine SIM card, when detecting SIM card, SIM card support can be taken out, is inserted into SIM card and extends the detection that thread end carries out SIM card, rise To the effect of fixed SIM card and connection SIM card and sim card slot.In addition, by Kato, different size of SIM card can be installed, Increase the flexibility of application.

Further, the detection device detects program by running SIM card, completes detection function, including completes connection and adopt Collect the function of main website, test communication state, reading SIM card string number and reading SIM card card number, and is shown on detection device screen Feedback result.

It is using the advantageous effect of above-mentioned technical proposal：The program that detection device by possessing intelligent platform writes is complete At the function of connection acquisition main website, test communication state, reading SIM card string number and reading SIM card card number, and in detection device screen Feedback result is shown on curtain, greatly improves the portability of detection.

Further, the external groove device is placed outside the detection device back side by back splint.

It is using the advantageous effect of above-mentioned technical proposal：External groove device is placed outside the detection device by back splint Fixed installation is played the role of at the back side, easy to detect, and installation is portable.

Further, the back splint is made of acrylic material.

It is using the advantageous effect of above-mentioned technical proposal：Acrylic material is that important plasticity is high earlier for a kind of exploitation Molecular material has the preferable transparency, chemical stability and weatherability, easy dyeing, easy processing, attractive appearance.This practicality is new Type back splint uses acrylic material, easy processing to ensure that the cosmetic look of the utility model, acrylic back splint can bear to fall Drop impact, while manufacturing cost is low, good economy performance.

Further, the data line uses FPC thin film data lines.

It is using the advantageous effect of above-mentioned technical proposal：FPC, that is, flexible PCB is to be with polyimides or polyester film It is a kind of made of base material that there is height reliability, excellent flexible printed circuit.It is high, light-weight, thick with Distribution density Spend feature thin, that bending is good.Using FPC thin film data lines, plasticity is strong, facilitates the bending of data line.Data line is common The consumer goods are easily replaced and replacement cost are extremely low, the cost of the utility model is reduced by using data line.

Further, SIM card fixing device is equipped at the sim card slot.

It is using the advantageous effect of above-mentioned technical proposal：It is fixedly mounted, improves detection accuracy.

Further, the external groove device is powered by the detection device.

It is using the advantageous effect of above-mentioned technical proposal：The device detection experiment of existing detection SIM card needs will acquisition Equipment accesses power frequency 220V power supplys, there is the security risk of the person and equipment.The external groove device of the utility model passes through inspection Device power supply is surveyed, power frequency 220V power supplys need not be contacted, safety coefficient is high, will not cause the generation of accident of human electric shock.

On the one hand the utility model passes through the setting of external groove device, it may be convenient to replace SIM card, avoid because of frequency It is numerous to open collecting device card slot and card slot damage is caused to reduce the accuracy of detection, while detection speed is accelerated, improve inspection Survey efficiency；On the other hand by using the detection device with intelligent platform, the anti-interference ability of detection device is improved, is improved The accuracy of detection；It is powered simultaneously for external groove device by detection device, improves safety coefficient, avoid causing the person Electric shock accidents.Therefore the utility model has the advantages that work efficiency is high, detection efficiency is high and safety coefficient is high, has hair well Exhibition and application prospect.

Description of the drawings

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is the embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also Other attached drawings can be obtained according to the attached drawing of offer.

Fig. 1 attached drawings are the external groove device structural schematic diagram of the utility model；

Fig. 2 attached drawings are that the utility model detection device assembles structure schematic diagram；

Fig. 3 attached drawings are that the utility model detection device assembles positive structure schematic；

Fig. 4 attached drawings are the distribution of this practicality SIM card contact；

Fig. 5 attached drawings are this practicality microcontroller and sim module connection signal；

Fig. 6 attached drawings are 1Byte character frames when this practicality SIM card detects；

Fig. 7 attached drawings are this practicality SELECT command codes.

In figure：1, sim card slot；2, SIM card extends thread end；3, data line；4, SIM card；5, SIM card support；6, back splint；7、 Detection device；8, detection device sim card slot；9, SIM card fixing device；10, external groove device.

Specific implementation mode

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work The every other embodiment obtained, shall fall within the protection scope of the present invention.

The utility model embodiment discloses a kind of Portable acquiring equipment SIM card detection device.The present apparatus is on the one hand logical It crosses and external groove device is set, improve detection efficiency, avoid and cause card slot to damage because frequently opening collecting device card slot, The problem of causing to cause the reduction of detection accuracy；On the other hand it by using the detection device with intelligent platform, improves The anti-interference ability of detection device improves the accuracy of detection；It is powered, is carried for external groove device by detection device simultaneously High safety coefficient, avoids causing accident of human electric shock.Therefore the utility model is with work efficiency is high, detection efficiency is high and safety The high advantage of coefficient has development and application prospect well.

Embodiment 1：

As illustrated in the accompanying drawings from 1 to 3：Present embodiment discloses a kind of Portable acquirings to equip SIM card detection device.The present embodiment In, detection device 7 is microcontroller, and attached drawing 2 show the structural schematic diagram that external groove device 10 is installed on the microcontroller back side, attached Fig. 3 show external groove device 10 and is installed on the positive structural schematic diagram of microcontroller.

In this embodiment, external groove device 10 includes sim card slot 1, SIM card extension thread end 2 and data line 3；SIM Card slot 1 extends thread end 2 with SIM card and is connect by data line 3；Data line 3 uses FPC thin film data lines, i.e. flexible PCB Thin film data line is that have height reliability, excellent pliability to be a kind of made of base material using polyimides or polyester film Printed circuit board.Have the characteristics that Distribution density is high, light-weight, thickness is thin, bending is good.

Microcontroller is equipped with sim card slot.The microcontroller back side is provided with the acrylic back splint of 2mm thickness, for stepping up external card The sim card slot 1 of slot device 10.By experiment, the acrylic back splint of 2mm thickness can bear dropping shock, manufacture simultaneously completely It is at low cost, good economy performance.

Sim card slot 1 is connected by data line 3 and SIM card extends thread end 2, can facilitate the bending of data line.SIM card Extend thread end 2 and have hard contact, when SIM card extends thread end 2 and the detection device sim card slot 8 of microcontroller contacts, outside SIM card can be convenient for changing by setting groove device 10, substantially increase the speed of batch detection.

When carrying out SIM card detection, SIM card 4 to be detected is caught in sim card slot 1, the SIM card support 5 of microcontroller is taken Go out, in microcontroller positive and negative, intersection bending FPC thin film datas line 3, is folded into monolithic machine face, SIM card is made to extend thread end 2 are put into the detection device sim card slot 8 of microcontroller, you can complete assembling.

After being completed, SIM card is then carried out to microcontroller power transmission and detects work, and the results are shown in microcontroller liquid crystal On display screen.The content that microcontroller liquid crystal display is presented includes：Whether acquisition main website, SIM card Current communications are successfully connected State, SIM card string information and SIM card card number information.

For the present embodiment using existing microcontroller as detection device, SIM card to be detected is placed outside the back splint at the microcontroller back side SIM card 4, is connected by place by the data line 3 of external groove device 10 with the detection device sim card slot 8 that microcontroller is equipped with.Pass through Microcontroller runs SIM card and detects program, detects SIM card program completion connection acquisition main website by operation, test communication state, reads The function of SIM card string number and reading SIM card card number is taken, and in microcontroller liquid crystal display screen display feedback result.Using monolithic Machine greatly improves the portability of detection as detection platform.The selection of microcontroller reduces detection device threshold, improves Detection efficiency；The connection of 10 data line 3 of external groove device can substantially reduce frequent sim card slot caused by opening conjunction sim card slot 1 1 damage improves Detection accuracy, and the data line 3 of external groove device 10 belongs to ordinary consumption product, easily replaces and replaces Cost is extremely low；Monolithic machine testing need not contact power frequency 220V power supplys, and safety coefficient is high, will not cause the hair of accident of human electric shock It is raw.

Microcontroller detection process is specific as follows：

It is defined according to ISO7816 standards, the definition of SIM pins is as shown in Fig. 4, and attached drawing 5 gives microcontroller and sim module Connection diagram.It is electrical connection between each section shown in attached drawing 5.

SIM card data transmission follows ISO7816 standards.Before SIM card powers on, connection SIM card RST, I/O, CLK3 is touched The single-chip processor i/o pin of point keeps low level, is provided according to ISO7816 standards：SIM card power supply is first connected, is then delayed one The section time waits for that voltage stabilization gets off；Stable clock signal is provided for SIM card at the ends CLK again, is slightly sooner in time than the open-minded of CLK, or CLK is not later than after opening in 200 clock cycle (etu), and I/O is set to high level；RST reset signals need to provide CLK letters Low level is kept after number in 400 clock cycle, can just be set to high level later；When 400~40000 after offer reset signal In the clock period, I/O interfaces will have reset answer (ATR).After receiving correct reset answer signal (ATR), then to SIM card send out Instruction is sent, correct returned data and Status Flag are obtained.What it is to SIM card offer working frequency is STC microcontrollers, it carries one A independent Baud rate generator, can externally provide clock frequency；It can not also be exported, and used using microcontroller internal clocking It is used for SIM card in such a way that external independent entry device generates clock signal.

It is realized by mcu programming and SIM card is manipulated.First have to carry out SIM card the receiving and transmission of 1Byte data. At the time of one character includes 10 continuous：1st moment is low level, referred to as initial time, 2~9 this 8 moment transmission 1Byte, last 1 moment transmit parity check bit, it is ensured that character parity writes out reception according to above agreement rule The function of SIM card 1Byte.As shown in figure attached drawing 6.

// from SIM card receive 1Byte

uint8read_SIM_byte(){

uint8i；// herein uint8 be unsignedchar, remaining place is same

Uint8recvdata=0；// it is used to store 8 data received

Bitparity_bit=0；// parity check bit

while(SIM_IO)；// wait for start bit

delay_1_ETU()；One etu of // delay

delay_0_4_ETU()；0.4 etu of // delay, it is therefore an objective to which sampling location is adjusted to signal

It is intermediate

For (i=0；i<8；I++) // cycle 8 times, acquire respectively 8 data

recvdata>>=1；// one mobile, next bit for that will receive vacates seat

If (SIM_IO) // reception a data

Recvdata |=0x80；}

Parity_bit^=SIM_IO；// often receive one, that is, carry out even-odd check

delay_1_ETU()；The etu that is delayed is needed between every two of // reception }

Parity_bit^=SIM_IO；The data at the // the 10 moment, i.e. parity check bit

if(！Parity_bit) if // do not find parity error, by recvdata be written buffering area

SIM_info [SIM_info_index++]=recvdata；}

Else//if it find that there is parity error, then be written a 0xbb mark to buffering area

SIM_info [SIM_info_index++]=' xbb'；}

returnrecvdata；}

SIM card is sent secondly by SELECT orders and is instructed.SELECT orders be in SIM card operation one it is more common Instruction, the coding of the SELECT orders defined in GSM11.11 is listed such as figure attached drawing 7, other than this 5Byte, it is also necessary to will The indications (2Byte) for the file chosen are sent to SIM card together；Therefore a SELECT order is assigned to SIM card, needs to send out A total of 7Byte sent.

Here is that the source code of SELECT functions is implemented in experiment herein：

//SELECT orders：Choose some SIM card file

//FileID_H is the most-significant byte for the ID for wanting filesselected, and FileID_L is its least-significant byte

// as successfully return response byte quantity, unsuccessfully return to 0

Uint8SIM_select_file (uint8FileID_H, uint8FileID_L)

// send order header portion

write_SIM_byte('\xA0')；delay_1_ETU()；After one byte of // transmission, 1 etu that is delayed is needed, Next byte is retransmited, it otherwise may failure

write_SIM_byte('\xa4')；delay_1_ETU()；

write_SIM_byte('\x00')；delay_1_ETU()；

write_SIM_byte('\x00')；delay_1_ETU()；

write_SIM_byte('\x02')；delay_1_ETU()；

// collect process byte

read_SIM_byte()；// note that herein if not collecting process byte and directly transmitting subsequent data portion Point, it is possible that mistake

delay_1_ETU()；delay_1_ETU()；delay_1_ETU()；delay_1_ETU()；delay_1_ETU ()；

// send order data part (indications of the file to be chosen)

write_SIM_byte(FileID_H)；delay_1_ETU()；After one byte of // transmission, delay 1 is needed Etu retransmits next byte, otherwise may failure

write_SIM_byte(FileID_L)；

delay_16_ETU()；Several etu/ of // delay/herein in the application if there is reading less than return value or The situation of return value mistake can try to increase or decrease 2 etu and be delayed to look at

// read return value

read_SIM_byte()；delay_1_ETU()；read_SIM_byte()；delay_1_ETU()；delay_ 1_ETU()；

delay_12_ETU()；// delay a period of time, if with subsequent other SIM card operational orders keep interval // The byte quantity of response is returned, next needs to use if calling getresponse orders by success, if It chooses and unsuccessfully returns to 0

If (SIM_info [SIM_info_index-2]==0x9f) if // SIM card to the responses of SELECT orders Started with 9F, illustrates that order runs succeeded

returnSIM_info[SIM_info_index-1]；

else

return0；

By the utility model, solves problems with：

1, solve the problems, such as that time-consuming, efficiency is low for traditional collecting device SIM card detection.Original detection method pair is broken away from The dependence of collecting device, for microcontroller as the product that are easy to get, good portability, processing speed is fast, and SIM card may be implemented whenever and wherever possible Quickly detection.

2, the influence that traditional collecting device SIM card detection is vulnerable to extraneous factor interference is solved, SIM card detects accurate Rate greatly improves.For the anti-interference ability of microcontroller much stronger than collecting device, the design of external groove device avoids the damage of card slot Consumption, even if data line damages, replacement cost is very low, has good economy.

3, solve the problems, such as that traditional collecting device SIM card detection needs external power frequency supply.Microcontroller is carried as detection Body, cell voltage 5V, normal use will not cause danger to testing staff.

4, solve the SIM card torn open and retracted back test and analyze not in time, not in time cancellation processing caused by fund waste ask Topic.The SIM of electric company's collecting device binding is large number of, if not detected to failure SIM card, does not do cancellation to failure SIM card Processing, commmunication company also content can collect failure SIM card movement rate as agreed, cause electric company's capital loss.

Embodiment 2：

A kind of Portable acquiring equipment SIM card detection device, 7 microcontroller of detection device is as detection carrier, other technologies Scheme is same as Example 1.It should be noted that：Detection device 7 is not limited solely to microcontroller, can also be that others can Built-in sim card slot can run the intelligent platform, such as mobile phone, tablet computer etc. of detection SIM card program, special by writing Cell phone application program software achievees the purpose that detection, other technologies scheme are similar with microcontroller scheme.

Embodiment 3：A kind of Portable acquiring equipment SIM card detection device is not limited solely to detection SIM card, is built-in with The card of chip can be with other technologies scheme is same as Example 1.

Each embodiment is described by the way of progressive in this specification, the highlights of each of the examples are with other The difference of embodiment, just to refer each other for identical similar portion between each embodiment.For device disclosed in embodiment For, since it is corresponded to the methods disclosed in the examples, so description is fairly simple, related place is said referring to method part It is bright.

The foregoing description of the disclosed embodiments enables professional and technical personnel in the field to realize or use this practicality new Type.Various modifications to these embodiments will be apparent to those skilled in the art, and determine herein The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein The widest range consistent with features of novelty.

Claims (10)

1. a kind of Portable acquiring equipment SIM card detection device, which is characterized in that including：Detection device (7) and external card slot dress It sets (10)；

The external groove device (10) includes sim card slot (1), SIM card extension thread end (2) and data line (3)；The SIM Card slot (1) is located at described external groove device one end, and it is another set on the external groove device that the SIM card extends thread end (2) One end, the sim card slot (1) extend thread end (2) with the SIM card and are connect by the data line (3)；

The inside of the detection device (7) offers detection device sim card slot (8)；The detection device (7) is intelligent platform, The intelligent platform is for running detection program；And the detection device (7) and the external groove device (10) are described in SIM card extends thread end (2) and is attached communication.

2. a kind of Portable acquiring equipment SIM card detection device according to claim 1, it is characterised in that：The SIM card is prolonged Long thread end (2) has hard contact, and the SIM card extends the hard contact and detection device SIM card of thread end (2) Slot (8) structure is adapted.

3. a kind of Portable acquiring equips SIM card detection device according to claim 2, it is characterised in that：The detection dress It sets and SIM card support (5) is installed at sim card slot (8).

4. a kind of Portable acquiring equips SIM card detection device according to claim 3, it is characterised in that：The detection dress After (7) and the external groove device (10) are set by taking out the SIM card support (5), and it is inserted into the SIM card and extends line end Portion (2) is attached communication.

5. a kind of Portable acquiring equipment SIM card detection device according to claim 1, it is characterised in that：The detection dress It sets (7) and is detected by writing SIM card detection program, the detection includes connection acquisition main website, test communication state, reading SIM card string number and reading SIM card card number, and detection feedback result is shown on the detection device (7) screen.

6. a kind of Portable acquiring equipment SIM card detection device according to claim 1, it is characterised in that：The external card Slot device (10) is connected to the detection device (7) back side by back splint (6).

7. a kind of Portable acquiring equipment SIM card detection device according to claim 6, it is characterised in that：The back splint (6) It is made using acrylic material.

8. a kind of Portable acquiring equips SIM card detection device according to claim 1, it is characterised in that：The data line (3) FPC thin film data lines are used.

9. a kind of Portable acquiring equips SIM card detection device according to claim 1, it is characterised in that：The sim card slot (1) SIM card fixing device (9) is equipped at.

10. a kind of Portable acquiring equips SIM card detection device according to claim 6, it is characterised in that：The external card Slot device (10) is powered by the detection device (7).