CN1862874A - Detaching-proof antenna - Google Patents
Detaching-proof antenna Download PDFInfo
- Publication number
- CN1862874A CN1862874A CN 200610031736 CN200610031736A CN1862874A CN 1862874 A CN1862874 A CN 1862874A CN 200610031736 CN200610031736 CN 200610031736 CN 200610031736 A CN200610031736 A CN 200610031736A CN 1862874 A CN1862874 A CN 1862874A
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- antenna
- lead
- copper sheet
- links
- tamper
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Abstract
This invention discloses anti detached antenna, it includes outer antenna, inner antenna and antenna module, and they are connected by coaxial cable. Anti detaching device is set between the outer and inner antenna. The device includes male and female anti detaching head, contacting conducting device, grounding device and anti detaching detecting unit. The male and female heads are separately connected to outer and inner antenna, the contacting conducting device is set between the two heads, the two ends of the contacting conducting device are separately connected to the grounding device and the anti detaching detecting unit through conductors, the conductors is set along the coaxial cable. The structure of this invention is simple, cost is low, and the damaging information after it is damaged can be timely feedback, so the working personnel can timely process the antenna.
Description
Technical field
The present invention is mainly concerned with electronic communication equipment field, refers in particular to the detaching-proof antenna in fields such as a kind of GPRS of being mainly used in or GPS.
Background technology
In the prior art,, more and more be applied to antenna miscellaneous in electronic communication field.General antenna comprises exterior antenna, inside antenna and the Anneta module that links to each other successively by coaxial cable, exterior antenna is used for gathering, receiving specific frequency signal, inside antenna then is used for the various types of signal transmitting, receive and send, and Anneta module is used for coherent signal is done respective handling.But this class antenna is easy to generally suffer that other people have a mind to or damage unintentionally.With GPS, GPRS antenna is example, and a big drawback of GPS both domestic and external, GPRS antenna is, behind the antenna destroyed (dismantling), and can't the perception of monitored center.Therefore, the tamper technology of antenna is the difficult problem of puzzlement industry always, the antenna that does not also still have the tamper function on the market at present.
Summary of the invention
The technical problem to be solved in the present invention just is: at the technical problem of prior art existence, the invention provides a kind of simple in structure, with low cost, can be in the destroyed back of antenna the timely information destroyed of feedback, with the detaching-proof antenna that it is in time handled.
For solving the problems of the technologies described above, the solution that the present invention proposes is: a kind of detaching-proof antenna, it comprises exterior antenna, inside antenna and the Anneta module that links to each other successively by coaxial cable, it is characterized in that: be provided with antiwithdrawal device between described exterior antenna and the inside antenna; This antiwithdrawal device comprise the public tamper head that connects of cooperatively interacting with female tamper head, contact conducting device, earthing device and tamper detecting unit, public tamper head links to each other with inside antenna with exterior antenna respectively with female tamper head, the contact conducting device is installed between public tamper head and the female tamper head, the two ends of contact conducting device link to each other with the tamper detecting unit with earthing device by lead respectively, and described lead is arranged along coaxial cable is parallel.
Described contact conducting device comprises that the first contact copper sheet contacts copper sheet with second, and earthing device is a ground connection copper sheet, and lead comprises first lead and second lead; The first contact copper sheet and the second contact copper sheet are installed in the cavity between public tamper head and the female tamper head, and the first contact copper sheet links to each other with the ground connection copper sheet by first lead, and the second contact copper sheet passes through second lead and links to each other with the tamper detecting unit.
Described tamper detecting unit comprises main control unit, photoelectricity isolated location and Power Management Unit, the contact conducting device links to each other with main control unit with the photoelectricity isolated location by lead, and Power Management Unit links to each other with main control unit with the photoelectricity isolated location respectively.
Described photoelectricity isolated location comprises a light-emitting diode and a phototriode; Power Management Unit output two-way power circuit, No. one power circuit links to each other with the ground connection copper sheet with second lead by the light-emitting diode and first lead, another road power circuit links to each other with main control unit, and the phototriode of photoelectricity isolated location links to each other with main control unit.
Compared with prior art, advantage of the present invention just is: detaching-proof antenna of the present invention is provided with antiwithdrawal device, behind detaching-proof antenna destroyed (remove, cut off or otherwise disconnect), Surveillance center can in time obtain feedback information, so that in time make corresponding emergency treatment, thereby can not damage and can't learn for a long time and cause serious consequence because of antenna.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is the decomposing schematic representation of structure of the present invention;
Fig. 3 is the framework schematic diagram of tamper detecting unit among the present invention;
Fig. 4 is the circuit theory schematic diagram of tamper detecting unit in the specific embodiment of the invention.
Marginal data
1, exterior antenna 2, inside antenna
3, Anneta module 4, coaxial cable
41, public tamper 42, female tamper head
43, the first contact copper sheet 44, the second contact copper sheet
45, ground connection copper sheet 46, tamper detecting unit
461, main control unit 462, photoelectricity isolated location
463, Power Management Unit 47, first lead
48, second lead 5, nut
6, bullet pad 7, stop washer
Embodiment
Below with reference to the drawings and specific embodiments the present invention is described in further details.
As depicted in figs. 1 and 2, detaching-proof antenna of the present invention comprises exterior antenna 1, inside antenna 2 and the Anneta module 3 that links to each other successively by coaxial cable 4, exterior antenna 1 is used for gathering, receiving specific frequency signal, 2 of inside antennas are used for transmitting the various types of signal of collection, reception and transmission, and Anneta module 3 is used for coherent signal is done respective handling.Be provided with antiwithdrawal device between exterior antenna 1 and the inside antenna 2, this antiwithdrawal device comprises the public tamper that connects 41 and the female tamper 42 that cooperatively interact, contacts conducting device, earthing device and tamper detecting unit 46, between public tamper 41 and the female tamper 42, the two ends of contact conducting device link to each other with tamper detecting unit 46 with earthing device by lead respectively, and described lead is along coaxial cable 4 parallel layouts.In the present embodiment, the contact conducting device comprises that the first contact copper sheet 43 contacts copper sheet 44 with second, and earthing device is a ground connection copper sheet 45, and lead comprises first lead 47 and second lead 48; The first contact copper sheet 43 and the second contact copper sheet 44 are installed in the cavity between public tamper 41 and the female tamper 42, the first contact copper sheet 43 links to each other with ground connection copper sheet 45 by first lead 47, and the second contact copper sheet 44 links to each other with tamper detecting unit 46 by second lead 48.Wherein, fixing between inside antenna 2 and the female tamper 42 by nut 5, bullet pad 6 and stop washer 7, during normal condition, public tamper 41 and female tamper 42 are wrapped in coaxial cable 4 wherein, and exterior antenna 1 and inside antenna 2 linked together, the first contact copper sheet 43 between public tamper this moment 41 and the female tamper 42 contacts copper sheet 44 with second and is in contact with one another the formation path.This tamper detecting unit 46 comprises main control unit 461, photoelectricity isolated location 462 and Power Management Unit 463, the contact conducting device links to each other with main control unit 461 with photoelectricity isolated location 462 by lead, and Power Management Unit 463 links to each other with main control unit 461 with photoelectricity isolated location 462 respectively.Photoelectricity isolated location 462 comprises a light-emitting diode and a phototriode; Power Management Unit 463 output two-way power circuits, No. one power circuit links to each other with ground connection copper sheet 45 with second lead 48 by the light-emitting diode and first lead 47, another road power circuit links to each other with main control unit 461, and the phototriode of photoelectricity isolated location 462 links to each other with main control unit 461.Wherein tamper detecting unit 46 can be installed in the Surveillance center or with the supervisory control comuter of Surveillance center and link to each other.As shown in Figure 3 and Figure 4, main control unit 461 (U2) adopts the master cpu of 2119 models, photoelectricity isolated location 462 adopts photoelectric isolated chip U1, comprise a light-emitting diode and a phototriode in the U1, the GPIO pin of master cpu links to each other with phototriode, the power supply that Power Management Unit 463 is told one tunnel+24V links to each other with light-emitting diode in the U1 by R1, and link to each other with DI by R2, DI is by ground connection copper sheet 45 ground connection, and the power supply that Power Management Unit 463 is told another road+3.3V links to each other with master cpu by R3.
Operation principle: when the antenna operate as normal, DI ground connection, promptly contact copper sheet 45 ground connection, contact copper sheet 45, the first contact copper sheet 43 contact copper sheet 44 and form path by first lead 47 and second lead 48 with second, the 24V level is by R1 and R2 ground connection, light-emitting diode is normally luminous, the phototriode conducting; When the interface end of antenna is destroyed by the people, be that the tamper head is when being opened, the first contact copper sheet 43 contacts copper sheet 44 with second and does not contact, at this moment the power supply of 24V by the 24V level by R1 after normal ground connection, light-emitting diode can not be luminous, therefore phototriode is obstructed, and the voltage that the GPIO pin of master cpu is received is 3.3V, like this master cpu just can change according to the high-low level of GPIO pin judge whether destroyed; When antenna is cut off by the people, also be disconnected along coaxial cable 4 parallel first lead 47 and second leads of arranging 48 so, at this moment the power supply of 24V by the 24V level by R1 after normal ground connection, light-emitting diode can not be luminous, therefore the phototriode conducting is obstructed, the voltage that the GPIO pin of master cpu is received is 3.3V, so just can change according to the high-low level of GPIO pin judge whether destroyed.Judged result sends to Surveillance center by master cpu or sends to the computer of Surveillance center, makes the staff can be timely.
Claims (4)
1, a kind of detaching-proof antenna, it comprises exterior antenna (1), inside antenna (2) and the Anneta module (3) that links to each other successively by coaxial cable (4), it is characterized in that: be provided with antiwithdrawal device between described exterior antenna (1) and the inside antenna (2); This antiwithdrawal device comprise the public tamper head (41) that connects of cooperatively interacting with female tamper head (42), contact conducting device, earthing device and tamper detecting unit (46), public tamper head (41) links to each other with inside antenna (2) with exterior antenna (1) respectively with female tamper head (42), the contact conducting device is installed between public tamper head (41) and the female tamper head (42), the two ends of contact conducting device link to each other with tamper detecting unit (46) with earthing device by lead respectively, and described lead is arranged along coaxial cable (4) is parallel.
2, detaching-proof antenna according to claim 1, it is characterized in that: described contact conducting device comprises that the first contact copper sheet (43) contacts copper sheet (44) with second, earthing device is a ground connection copper sheet (45), and lead comprises first lead (47) and second lead (48); The first contact copper sheet (43) and second contacts copper sheet (44) and is installed in the cavity between public tamper head (41) and the female tamper head (42), the first contact copper sheet (43) links to each other with ground connection copper sheet (45) by first lead (47), and the second contact copper sheet (44) links to each other with tamper detecting unit (46) by second lead (48).
3, detaching-proof antenna according to claim 1 and 2, it is characterized in that: described tamper detecting unit (46) comprises main control unit (461), photoelectricity isolated location (462) and Power Management Unit (463), the contact conducting device links to each other with main control unit (461) with photoelectricity isolated location (462) by lead, and Power Management Unit (463) links to each other with main control unit (461) with photoelectricity isolated location (462) respectively.
4, detaching-proof antenna according to claim 3 is characterized in that: described photoelectricity isolated location (462) comprises a light-emitting diode and a phototriode; Power Management Unit (463) output two-way power circuit, No. one power circuit links to each other with ground connection copper sheet (45) with second lead (48) by light-emitting diode and first lead (47), another road power circuit links to each other with main control unit (461), and the phototriode of photoelectricity isolated location (462) links to each other with main control unit (461).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100317360A CN100444463C (en) | 2006-05-30 | 2006-05-30 | Detaching-proof antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100317360A CN100444463C (en) | 2006-05-30 | 2006-05-30 | Detaching-proof antenna |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1862874A true CN1862874A (en) | 2006-11-15 |
| CN100444463C CN100444463C (en) | 2008-12-17 |
Family
ID=37390237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006100317360A Expired - Fee Related CN100444463C (en) | 2006-05-30 | 2006-05-30 | Detaching-proof antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100444463C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105527534A (en) * | 2015-12-29 | 2016-04-27 | 中国石油化工股份有限公司 | On-line monitoring device for state of electrostatic conductive grounding wire of outside floating roof tank floating tray |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2086418U (en) * | 1990-11-15 | 1991-10-09 | 侯良辰 | No-contact test unit |
| JP3749812B2 (en) * | 2000-02-18 | 2006-03-01 | 株式会社東芝 | Wireless communication apparatus and wireless communication method |
| KR100540229B1 (en) * | 2003-02-25 | 2006-01-10 | 엘지전자 주식회사 | Device and the Method for improving the performance in sending end of mobile phone |
| CN2642955Y (en) * | 2003-09-07 | 2004-09-22 | 杨晓玲 | GPRS electronic seal |
| DE10342450B4 (en) * | 2003-09-15 | 2019-05-09 | Volkswagen Ag | Aerial surveillance system |
| CN2773705Y (en) * | 2005-03-22 | 2006-04-19 | 刘天舒 | Antenna connecting line inspector |
-
2006
- 2006-05-30 CN CNB2006100317360A patent/CN100444463C/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105527534A (en) * | 2015-12-29 | 2016-04-27 | 中国石油化工股份有限公司 | On-line monitoring device for state of electrostatic conductive grounding wire of outside floating roof tank floating tray |
| CN105527534B (en) * | 2015-12-29 | 2018-12-04 | 中国石油化工股份有限公司 | External floating roof tank floating plate static conductive state of earth wire on-Line Monitor Device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100444463C (en) | 2008-12-17 |
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Granted publication date: 20081217 Termination date: 20150530 |
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