CN204597978U - A kind of interconnection type full frequency band signal shielding instrument - Google Patents
A kind of interconnection type full frequency band signal shielding instrument Download PDFInfo
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- CN204597978U CN204597978U CN201420846695.0U CN201420846695U CN204597978U CN 204597978 U CN204597978 U CN 204597978U CN 201420846695 U CN201420846695 U CN 201420846695U CN 204597978 U CN204597978 U CN 204597978U
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Abstract
The utility model relates to a kind of interconnection type full frequency band signal shielding instrument, comprises shell, control board and panel, and control board is fixed in the accommodation space of shell and panel fastening; Shell comprises transmitting antenna, detects antenna, CAN interface, USB interface, network interface and power interface; Transmitting antenna and detect antenna and be positioned at the top of shell, on two sides that CAN interface, USB interface, network interface and power interface are distributed in shell or be all distributed on a side of shell; Control board comprises broadband radio-frequency power amplification module, modulation module, DDS radiofrequency signal generation module, micro controller module, power module, communication interface modules, broadband radio-frequency power detection module; Panel comprises panel button and is positioned at the display screen on the upside of panel button.The utility model can solve the low and function of shielding Single-issue of existing equipment intelligent level, and the utility model can not only be interconnected and can shield full frequency band signal.
Description
Technical field
The utility model relates to a kind of signal shielding instrument, particularly relates to a kind of interconnection type full frequency band signal shielding instrument.
Background technology
Shielding instrument is a signal shielding equipment, for the signal shielding device of mobile phone or similar electromagnetic signal emitter, mobile phone, WIFI etc. is prohibitted the use to use the place of air electromagnetic signals communication mainly for all kinds of examination hall, school, gas station, church, court, library, conference centre, cinema, hospital, government, finance, prison, public security, place of military importance etc.
Existing signal shielding equipment has following defect: one, can only shield the radiofrequency signal of the special frequency channel such as mobile phone signal, can not shield other radiofrequency signal; Two, do not have network savvy, equipment is single work mostly at present, and the switching on and shutting down time etc. can not control automatically, and equipment is opened for a long time, and equipment life can be caused short, also affects other proper communication; Three, interference source is single, can not set; In existing equipment, some have power detection, but frequency range is narrow, and interconnected owing to not having, need all to scan in fixed frequency range so radio-frequency power detects at every turn, all devices piecewise acquisition and shared data can not be transferred, cause losing time, increasing energy spending; Four, interconnected owing to not having, so the data after power detection compare waste, and can not locate; Five, existing equipment transmitting power is fixed, and shield ranges is fixed, can not according to shielding demand adjustment interference source intensity; Six, existing equipment does not have server, can not accurately carry out large data computing; Seven, by equipment centralized control, statistics, warning, process, can not there is equipment, radio-frequency information focuses on ability, can not shadow data be shared, inconvenient maintenance of information, management; Eight, existing equipment mostly is hardware and builds, and does not have device upgrade interface, inconvenient software upgrading and maintenance.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of interconnectivity full frequency band signal shielding instrument.
The technical scheme that the utility model solves the problems of the technologies described above is as follows: a kind of interconnection type full frequency band signal shielding instrument, comprises shell, control board and panel, and described control board is fixed in the accommodation space of described shell and described panel fastening.
Further, the utility model also can have following characteristics, and described shell comprises transmitting antenna, detects antenna, CAN interface, USB interface, network interface and power interface;
Described transmitting antenna and described detection antenna are positioned at the top of described shell, on two sides that described CAN interface, described USB interface, described network interface and described power interface are distributed in described shell or be all distributed on a side of described shell.
Further, the utility model also can have following characteristics, and described control board comprises the broadband radio-frequency power amplification module of secondary arrangement from top to bottom, modulation module, DDS radiofrequency signal generation module, micro controller module, power module and the broadband radio-frequency power detection module be positioned on the right side of described broadband radio-frequency power amplification module and described modulation module and the communication interface modules be positioned on the right side of described DDS radiofrequency signal generation module, described micro controller module and described power module.
Further, the utility model also can have following characteristics, and described communication interface modules supports bluetooth, wifi, Sensor Network and/or ethernet communication.
Further, the utility model also can have following characteristics, and described transmitting antenna is wired on described broadband radio-frequency power amplification module, and described detection antenna is wired on described broadband radio-frequency power detection module.
Further, the utility model also can have following characteristics, and described panel panel comprises panel button and display screen, and described panel button is positioned on the downside of described panel, and described display location is on the upside of described panel button.
Further, the utility model also can have following characteristics, and described panel is connected by wire with described micro controller module.
The beneficial effects of the utility model are: have full frequency band function of shielding; From low to high, be mingled with the shielding of programmable interference signal rapid scanning, special frequency channel can be reserved and do not carry out interference process; The scope of shielding can be adjusted according to demand, save the energy; There is radio-frequency signal detection function, certain interference can be carried out to detection signal; Adopt the method for cable network and wireless network to carry out networking, facilitate equipment centralized control, statistics, warning, process; Can gather designated frequency band, reduce equipment to the sweep time of whole frequency range, thus save the energy and time, and can respond fast; Time period, shielding frequency range, interference strength, interference signal type etc. can be shielded by setting signal, easy to use; Can according to the position of signal attenuation Primary Location radio-frequency signal source; By server networking, in the Cloud Server preserve equipment, radio-frequency information, and share shadow data, facilitate the maintenance of information, management; Cable network and wireless network can be used to carry out auto-update to equipment.
Accompanying drawing explanation
Fig. 1 is the structure chart of interconnection type full frequency band signal shielding instrument described in the utility model;
Fig. 2 is the system construction drawing of interconnection type full frequency band signal shielding instrument described in the utility model;
Fig. 3 is the overall work structure chart of interconnection type full frequency band signal shielding instrument described in the utility model.
In accompanying drawing, the list of parts representated by each label is as follows:
1, shell, 2, control board, 3, panel, 11, transmitting antenna, 12, detect antenna, 13, CAN interface, 14, USB interface, 15, network interface, 16, power interface, 21, broadband radio-frequency power amplification module, 22, modulation module, 23, DDS radiofrequency signal generation module, 24, micro controller module, 25, power module, 26, communication interface modules, 27, broadband radio-frequency power detection module, 31, panel button, 32, display screen.
Embodiment
Be described principle of the present utility model and feature below in conjunction with accompanying drawing, example, only for explaining the utility model, is not intended to limit scope of the present utility model.
As shown in Figure 1, a kind of interconnection type full frequency band signal shielding instrument, comprises shell 1, control board 2 and panel 3, and control board 2 is fixed in the accommodation space of shell 1 and panel 3 fastening.
Shell 1 is made up of transmitting antenna 11, detection antenna 12, CAN interface 13, usb 14, network interface 15, power interface 16.
Transmitting antenna 11 and detection antenna 12 are positioned at the top of shell 1, and CAN interface 13, usb 14, network interface 15 and power interface 16 are distributed on two sides of shell 1.As shown in Figure 1, CAN interface 13, usb 14, network interface 15 are positioned at the side of shell 1, power interface 16 is positioned at the other side of shell 1, but be appreciated that, the utility model is not limited to this kind of distribution mode, other distribution modes such as CAN interface 13, usb 14, network interface 15, power interface 16 are positioned at the side of shell 1 or the both sides of the shell 1 that distributes between two entirely, and the utility model also can adopt.
Control board 2 comprises the broadband radio-frequency power amplification module 21 of secondary arrangement from top to bottom, modulation module 22, DDS radiofrequency signal generation module 23, micro controller module 24, power module 25 and the broadband radio-frequency power detection module 27 be positioned on the right side of broadband radio-frequency power amplification module 21 and modulation module 22 and be positioned at DDS radiofrequency signal generation module 23, communication interface modules 26 on the right side of micro controller module 24 and power module 25, but be appreciated that, the position of all modules in the utility model on control board 2 is not limited in a kind of mode represented in Fig. 1, as long as the function of modules can be completed, the position of each module on control board 2 can change.
Transmitting antenna 11, is wired on broadband radio-frequency power amplification module 21, primary responsibility by emission of radio frequency signals in environment.Detecting antenna 12 is wired on broadband radio-frequency power detection module 27, be mainly used in obtaining the radio-frequency information in environment, and pass broadband radio-frequency power detection module 27 by radio-frequency information, the signal strength signal intensity of particular radio-frequency in the main testing environment of broadband radio-frequency power detection module 27, thus learn in environment to comprise which frequency band signals, and then directional jamming.The utility model can be powered by power interface 16, in order to reduce supply line, network interface 15 also directly can be used to carry out PoE and power;
Controller 2 primary responsibility radio-frequency signal detection and radio frequency signal shield function, be connected with server by communication interface modules 26, be submitted on server by radio frequency parameter, and obtain radio frequency parameter from server; Wherein DDS radiofrequency signal generation module 23 is under micro controller module 24 participates in, carry out frequency sweep from low to high and produce signal source, radiofrequency signal (signal detected) environmentally and known radiofrequency signal parameter (GSM 3G etc.) produce interference signal, under the effect of modulation module 22, interference signal is modulated in the baseband signal produced by DDS radiofrequency signal generation module 23, and by broadband radio-frequency power amplification module 21 amplifying signal, interference signal source launched by transmitting antenna 11.RF signal power in interference signal source power ratio environment is stronger, therefore can suppress, the radiofrequency signal shielded in environment.In order to save energy consumption, the utility model can, according to the demand of shielding area, use micro controller module 24 to regulate the power of interference signal source.Broadband radio-frequency power detection module 27 can radiofrequency signal in testing environment, and pass through communication interface modules 26, CAN interface 13, usb 14,1 network interface 15 by ambient radio-frequency Parameter transfer to server, even pass in cloud service, for all interconnection type full frequency band signal shielding instrument equipment use, the method that equipment fractional scanning is also shared can reduce the sweep time of miscellaneous equipment, and wherein communication interface modules 26 supports bluetooth, wifi, Sensor Network and/or ethernet communication.
Panel 3 is made up of panel button 31 and display screen 32, as shown in Figure 1, display screen 32 is positioned at the upside of panel 3, panel button 31 is positioned on the downside of display screen 32, panel button 31 number is four, but is appreciated that the utility model is not limited to this, the number of panel button 31 can be added as required or delete, and the position of panel button 31 and display screen 32 can adjust as required.
Panel 3 is connected with micro controller module 24 by wire, can show in real time and switch the device parameter such as radio frequency parameter and mode of operation.
In the utility model, power interface 16 or network interface 15 can be powered to equipment of the present utility model, and the utility model starts self-inspection and detects server, and it is interconnected with server, if be not checked through server, can the sensor network communication of open communication interface module 26, self adaptation networking; According to selection, auto negotiation, scanning circumstance radiofrequency signal, parallel-connection network is shared; According to the data shared to, open shielding harness, carry out certain interference; If get shared data, then carry out from low to high sweeping shielding, and carry out networking detection in real time; Interference signal source power of the present utility model, operating time section, operating schedule are set by server software or panel button 31 and do not carry out one or more frequency range of masking operation, device parameter of the present utility model can be set by server software or panel button 31, and show on the display screen 32.
As shown in Figure 2, the workflow of interconnection type full frequency band signal shielding instrument described in the utility model is: power module 25 provides electric energy for each module; DDS radiofrequency signal generation module 23 uses frequency sweeping method to produce required frequency signal; Carry out signal madulation through modulation module 22, add interference source; Broadband radio-frequency power amplification module 21, for interference source power amplification, can regulate the size of shielding area as required; Transmitting antenna 11 is for going out final emission of radio frequency signals; Detect antenna 12 for obtaining the radio-frequency information in environment, and radio-frequency information is passed to broadband radio-frequency power detection module 27; The signal strength signal intensity of particular radio-frequency in the main testing environment of broadband radio-frequency power detection module 27, thus learn in environment to comprise which frequency band signals, and then directional jamming; Micro controller module 24 controls each module for managing, and processes all data; Communication interface modules 26 for use wired and/or wireless mode and server interconnected.
As shown in Figure 3, the whole work system of interconnection type full frequency band signal shielding instrument of the present utility model is made up of cloud main frame, server and one or more equipment of the present utility model, server connects network of relation (as World Wide Web (WWW)), in the server that the relevant information of equipment of the present utility model and radio-frequency information are preserved, and share shadow data, facilitate maintenance of information, management.Equipment of the present utility model adopts cable network and/or wireless network to carry out networking, and sets up with server and contact.Server sends control command, parameter information, manages the parameter that the radiofrequency signal parameter in the available machine time of equipment of the present utility model, the frequency range of interference, swept frequency range, frequency sweep precision, sweep velocity, the information of interference source, testing environment etc. is relevant to functions of the equipments of the present utility model.Equipment of the present utility model sends image data to the enterprising row relax of server, and receives result.Connected by network, server can conveniently to equipment centralized control of the present utility model, statistics, warning, process, equipment of the present utility model can set shielded radio frequency signal as required, and server uses cable network and/or wireless network to carry out concentrated auto-update to equipment of the present utility model.
The utility model can be used in the equipment (as mobile phone signal, GPRS, GPS, WIFI, bluetooth, other radiofrequency signal) shielding all communication of electromagnetic signals, forbids that communication equipment is linked up with extraneous.
The utility model uses the method for frequency sweep, from low to high, and rapid scanning, and in sweep signal, be mingled with programmable interference signal, thus extraneous radiofrequency signal is eliminated in opposing, reserved special frequency channel does not carry out interference process.
The utility model according to the transmitting power of the demand adjustment interference signal of actual shielding area, thus can adjust the scope of shielding, saves the energy.
The utility model can use the radiofrequency signal in broadband radio-frequency power detector 27 or detector diode testing environment with some strength automatically, carries out certain interference for the signal detected.
The utility model adopt cable network (Ethernet, usb, 485,232, can etc.) and wireless network (characteristic frequency, the i.e. frequency range do not disturbed of the utility model) carry out networking, and set up with server and contact.Server sends control command, parameter information, the parameter that the radiofrequency signal parameter in the information of the available machine time of management equipment, the frequency range of interference, swept frequency range, frequency sweep precision, sweep velocity, interference source, testing environment etc. are relevant to functions of the equipments.The utility model sends in image data to server and processes, and the result obtained is beamed back in the utility model.Connected by network, facilitate equipment centralized control, statistics, warning, process.
By radiofrequency signal information existing in the accurate computing environment of server, shared by network, be distributed to the utility model, the utility model can be made to gather designated frequency band, and multiple equipment is coordinated mutually, covers whole frequency range, reduce the sweep time to whole frequency range, thus save the energy and time, and play the ability of response fast, reduce the available machine time.
The utility model can equipment, the radio-frequency information such as setting signal shielding time period, shielding frequency range, interference strength, interference signal type.Radio-frequency (RF) signal strength difference is gathered according to multiple equipment, can according to the position of signal attenuation Primary Location radio-frequency signal source.To be networked World Wide Web (WWW) by server, in the Cloud Server preserve equipment, radio-frequency information, and share shadow data, facilitate maintenance of information, management.Server uses cable network and wireless network is concentrated equipment, auto-update.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection range of the present utility model.
Claims (5)
1. an interconnection type full frequency band signal shielding instrument, it is characterized in that, comprise shell (1), control board (2) and panel (3), described control board (2) is fixed in the accommodation space that described shell (1) and described panel (3) fasten;
Described shell (1) comprises transmitting antenna (11), detects antenna (12), CAN interface (13), USB interface (14), network interface (15) and power interface (16);
Described transmitting antenna (11) and described detection antenna (12) are positioned at the top of described shell (1), on two sides that described CAN interface (13), described USB interface (14), described network interface (15) and described power interface (16) are distributed in described shell or be all distributed on a side of described shell (1);
Described control board (2) comprises the broadband radio-frequency power amplification module (21) of secondary arrangement from top to bottom, modulation module (22), DDS radiofrequency signal generation module (23), micro controller module (24), power module (25) and be positioned at described broadband radio-frequency power amplification module (21) and described modulation module (22) right side broadband radio-frequency power detection module (27) and be positioned at described DDS radiofrequency signal generation module (23), the communication interface modules (26) on described micro controller module (24) and described power module (25) right side.
2. interconnection type full frequency band signal shielding instrument according to claim 1, is characterized in that, described communication interface modules (26) supports bluetooth, wifi, Sensor Network and/or ethernet communication.
3. interconnection type full frequency band signal shielding instrument according to claim 1, it is characterized in that, described transmitting antenna (11) is wired on described broadband radio-frequency power amplification module (21), and described detection antenna (12) is wired on described broadband radio-frequency power detection module (27).
4. interconnection type full frequency band signal shielding instrument according to claim 1, it is characterized in that, described panel (3) comprises panel button (31) and display screen (32), described panel button (31) is positioned at described panel (3) downside, and described display screen (32) is positioned at the upside of described panel button (31).
5. interconnection type full frequency band signal shielding instrument according to claim 1, it is characterized in that, described panel (3) is connected by wire with described micro controller module (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420846695.0U CN204597978U (en) | 2014-12-26 | 2014-12-26 | A kind of interconnection type full frequency band signal shielding instrument |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420846695.0U CN204597978U (en) | 2014-12-26 | 2014-12-26 | A kind of interconnection type full frequency band signal shielding instrument |
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| CN204597978U true CN204597978U (en) | 2015-08-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420846695.0U Expired - Fee Related CN204597978U (en) | 2014-12-26 | 2014-12-26 | A kind of interconnection type full frequency band signal shielding instrument |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106899374A (en) * | 2017-02-07 | 2017-06-27 | 京信通信系统（广州）有限公司 | A kind of screen method and device of Long Term Evolution LTE communication system |
| CN114785436A (en) * | 2022-05-14 | 2022-07-22 | 上海云表信息科技有限公司 | Radio frequency interference intensity detection system and method |
-
2014
- 2014-12-26 CN CN201420846695.0U patent/CN204597978U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106899374A (en) * | 2017-02-07 | 2017-06-27 | 京信通信系统（广州）有限公司 | A kind of screen method and device of Long Term Evolution LTE communication system |
| CN114785436A (en) * | 2022-05-14 | 2022-07-22 | 上海云表信息科技有限公司 | Radio frequency interference intensity detection system and method |
| CN114785436B (en) * | 2022-05-14 | 2024-01-30 | 上海云表信息科技有限公司 | Radio frequency interference intensity detection system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150826 Termination date: 20191226 |
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| CF01 | Termination of patent right due to non-payment of annual fee |