CN101086797A - An electronic group encapsulation - Google Patents

Abstract

An electronic group seal comprises two or more dynamic seal inspection device, power circuit, control circuit, execution circuit, with the power circuit being the control circuit, execution circuit, dynamic seal inspection device providing working voltage. When any of the dynamic seal inspection device control part is moved relative to the testing part, the control circuit will send out control signal to the execution circuit and the alarm circuit based on the one from the testing component, with the execution unit cutting off the cable to let the alarm circuit sending out the alarm signal. In this way, it can prevent the illegal action to the seal to prevent any loss.

Description

A kind of electronic group encapsulation

Technical field

The present invention relates to the mechanical ﹠ electrical technology application, specifically a kind of electronic population seal technology.

Prior art

In people's work and life, usually need some pipeline, instrument and meter, equipment, container etc. are protected, prevent other people arbitrary-use without approval.This situation shows important especially in departments such as electric power, water conservancy, fuel oil, combustion gas.For example; power department for the management of strengthening electrical network, prevent that lawless people from stealing; often adopt various guard boxs or protection box etc. that the place of the stolen electricity of possibility in the electrical network is covered; as cover transformer low voltage output terminal and metering mutual inductor with " the anti-electricity-theft guard box of distribution transforming low tension outlet ", cover gauging table with " electricity-stealing prevention metering tank ".For another example, the management of the use of water for convenience of water utilities department, natural gas company use gas management for convenience, generally all water meter, gas meter are managed concentratedly, and cover on water meter or the gas meter with theft-proof box, in case stolen water, robber's gas.Like this, just need take the necessary measures and prevent that other people from illegally opening case, box carries out.

At the problems referred to above, comparatively Chang Yong safeguard procedures are on above-mentioned chamber seal to be set, to prevent from illegally to open chamber.Usually the seal of adopting has lead sealing, plastic packaging etc.Above-mentioned seal is arranged at by on the envelope thing (that is, the chamber that needs protection), then must becomes flexible or destroy seal if will open by the envelope thing.If seal is by loosening or destroy, then explanation has the people or attempt to open this and sealed thing, and managerial personnel can take appropriate measures to this to stop lawbreaking activities.

Although existing seal is to being played the certain protection effect by the envelope thing; but because it is normally after finding that seal is by loosening or destruction; just taking appropriate measures, it is malfeasant to stop, and lawbreaking activities this moment has often been implemented, and loss also causes.Thereby, there is following problems inevitably in existing seal: promptly, it can only point out people to take measures necessary to stop lawbreaking activities afterwards, and can not prevent trouble before it happens or when lawbreaking activities is implemented (, when the moving envelope of people is arranged) in time stop lawbreaking activities and avoid losing.

For addressing the above problem, the inventor has invented a kind of electronics envelope, and it can reach when the moving envelope of people is arranged, and just reports to the police immediately and/or moves immediately stoping lawbreaking activities, and with the circuit self-locking, and then avoid the purpose of losing.But,, will inevitably increase user's cost if on each theft-proof box of ammeter, water meter or the gas meter of managing concentratedly, load onto an electronics envelope.In addition, if on specific casing, as on the casing of the casing of transformer low voltage outlet and secondary line gauging table case, and just inapplicable on the casing of pre-payment, therefore, press for a kind of electronic group encapsulation on the market.

Technical scheme

The technical matters that the present invention solves is to overcome above-mentioned shortcoming, and a kind of electronic group encapsulation is provided, and it can be when having moving wherein any one electronics envelope of people, and it is just reported to the police immediately and/or move immediately stoping lawbreaking activities, and with the circuit self-locking, and then avoid loss.

A further object of the invention is: if having when metal object is close seals, this electronic group encapsulation also has the function of audio alert.

Technical scheme of the present invention is: design a kind of electronic group encapsulation, comprise power circuit, control circuit, executive circuit and two or more moving envelope pick-up unit; Described moving envelope pick-up unit comprises that (control piece can be screw rod, clamp, chock, pin etc. to control piece, get final product so long as can change the duty of detection means) and detection means, described control piece is controlled the duty of described detection means, promptly controls described detection means and becomes from a kind of duty and be another duty; The output terminal of described detection means is connected by wired or wireless mode with the input end of described control circuit, wireless connections described here are meant when moving envelope pick-up unit detects control piece and produce relative displacement with detection means, and the radio communication connection of described detection means when producing electric signal; The output terminal of described control circuit and the input end of described executive circuit join; When described control piece by with corresponding detection means relative displacement the time, that is to say that loosening and/or when destroying control piece as the people, then described detection means produces corresponding electric signal, and electric signal is transferred to described control circuit; Described control circuit produces control signal according to the electric signal of described detection means, and control signal is flowed to described executive circuit; Described executive circuit produces corresponding actions according to described control signal, and corresponding actions described here can be to send alerting signal, comprises by the carrier wave transtation mission circuit sending signal and by the sound circuit signal of sounding to the control heart; Also can be to cut off the electricity supply, cut off the water route, cut off gas circuit or cut off oil circuit etc.,, and then avoid loss with the prevention lawbreaking activities by corresponding executive component; Described power circuit provides operating voltage for the detection means of described control circuit, executive circuit and moving envelope pick-up unit.

Described control circuit comprises latching circuit; when described control piece quilt and described detection means relative displacement; then control circuit is not only controlled executive circuit and is produced corresponding actions according to described control signal; and circuit itself also produces self-locking; reach the purpose of duplicate protection; not only made and be that envelope person with described moving envelope pick-up unit but also recovered original state, if there is not the release of administrative authority, also can not recover to supply.

The electric signal that the aforesaid detector part is produced is transferred to the mode of described control circuit, can be wire transmission, also can be wireless transmission; During wired connection, other components and parts except that executive component in control circuit and the executive circuit all can also be designed on a circuit board, then circuit board and described envelope seat are designed to one, the on-the-spot installation of being more convenient for like this.That is to say, the main part of moving envelope pick-up unit and control circuit and executive circuit is integrated, make the product of miniaturization, during on-the-spot the installation, only need will the band circuit board moving envelope pick-up unit be installed in by on the envelope object, being connected gets final product by lead and executive component (relay or/and controllable silicon or/and electrically-controlled valve) then; During wireless transmission, this electronic group encapsulation also comprises radio transmitter and wireless receiving circuit, the input end of described radio transmitter and the output terminal of described detection means join, the input end of described wireless receiving circuit output terminal and described control circuit joins, the electronic group encapsulation of this employing wireless transmit and reception, can be divided into two parts with control circuit and executive circuit with moving the envelope pick-up unit, it is particularly suitable for requirement of special occasion.

As improvement of the present invention, moving envelope pick-up unit of the present invention can be designed to independent structure, at this moment, this moving envelope pick-up unit also comprises envelope seat and envelope body, and described detection means is arranged on the described envelope seat, described control piece is arranged on the described envelope body, during use, can the envelope seat is fixing by on the parts of envelope object, it is fixing by on another parts of envelope object to seal body then, envelope body and envelope seat cooperatively interact, and will be sealed by the envelope object.

Aforementioned envelope seat and envelope body are except that can be designed as two independent parts, promptly the envelope seat is a part, the envelope body is a part, also the envelope seat can be designed to integral structure, the moving envelope pick-up unit of integral structure, it is locked that it is suitable for being sealed object, but need envelope is gone up at the blocked position of locking, like this, just only the moving envelope of integral body pick-up unit need be arranged on needs to be got final product on the envelope position.

Described detection means can be photoelectric sensor spare, and the optoelectronic induction device of forming as LED luminotron and photosensitive receiving tube, or switch such as trigger switch are perhaps often driven (normally closed) switch; Also can be pressure transducer, detection means includes but not limited to above-mentioned several concrete device, that is to say, every can be controlled change to the device of another work from a duty, can use as detection means of the present invention.

Described executive circuit comprises executive component, described executive component can be relay and/or controllable silicon or/and electrically-controlled valve, when described executive component is relay and/or controllable silicon, be mainly used in the control signal of coming according to control circuit, the phase line of cutting off the electrical network circuit is or/and zero line, to prevent that further stealing electric behavior takes place; When described executive component is electrically-controlled valve, as solenoid valve.Can cut off water route, gas circuit or oil circuit etc. according to the control signal that control circuit came.

Described executive circuit comprises warning circuit, and described warning circuit produces alerting signal according to described control signal.This alerting signal can be passed through carrier wave transtation mission circuit or wireless launcher, if wireless launcher then can send wireless signal to management, as send note, if carrier wave transtation mission circuit, then be that alerting signal is sent to remote control terminal by the carrier wave transtation mission circuit, by the classification of remote control terminal, carry out different orders according to alerting signal.

Obviously, described warning circuit also can be provided with the voice output circuit at the scene, and the various information that described voice output circuit will be preset according to described control signal are exported with the form of voice.

Aforementioned warning circuit can be with carrier wave transtation mission circuit, voice output circuit or radio transmitter, be provided with simultaneously, when control signal transfers to warning circuit, described carrier wave transtation mission circuit sends alerting signal to remote control terminal, simultaneously, described voice output circuit sends audio alert, also can send note etc. to managerial personnel by wireless launcher.

The present invention can also be further improved, the metal detection circuit is set, and whether described metal detection circuit is used for detecting has metal object near described control piece, as metal object during near described control piece, described metal detection circuit sends second electric signal, and transmits it to second control circuit; Described second control circuit produces second control signal according to second electric signal; And transmit it to described warning circuit; Described warning circuit sends alerting signal according to described second control signal.

Described metal detection circuit comprises high frequency oscillator, and when not having metal object near described control piece, described high frequency oscillator keeps vibration and outputting oscillation signal always; When the described control piece, because eddy current loss, the described higher-order of oscillation failure of oscillations has second electric signal of metal object near described control piece thereby produce expression as metal object.

Because the present invention has adopted moving envelope pick-up unit, control circuit and executive circuit; When the moving envelope of people, moving envelope pick-up unit in time produces electric signal, and electric signal is by control circuit, and then control circuit sends control signal to executive circuit, the executive component of executive circuit is in time cut off the electricity supply, water route, gas circuit or oil circuit etc., thereby avoids further loss.Therefore, compared with prior art, electronic group encapsulation provided by the invention can in time stop lawbreaking activities automatically when lawbreaking activities is implemented.In addition, the present invention also is provided with the metal detection circuit, as metal object when the described control piece, described metal detection circuit sends second electric signal, and transmit it to second control circuit, and then send alerting signal, as the signal or alerting signal is transferred to remote control terminal by carrier radio wave of sounding, in this case, this electronic group encapsulation only sends alerting signal, does not cut off action and do not produce, if the lawbreaker, do not listen warning, continue moving envelope, the electric signal that sends by moving envelope pick-up unit of control circuit and then obtain then, thus produce above-mentioned various cut-outs actions, and the control circuit self-locking, have only administrative authority's release just can recover supply.

Description of drawings

Fig. 1 is the principle block diagram of the electronic group encapsulation of first embodiment of the invention;

Fig. 2 is a kind of moving envelope pick-up unit (switching regulator) structural representation embodiment illustrated in fig. 1;

Fig. 3 is the another kind of working state structure synoptic diagram of the moving envelope pick-up unit among Fig. 2;

Fig. 4 is the structural representation of band radiating circuit embodiment illustrated in fig. 2 and receiving circuit;

Fig. 5 is the structural representation of stand-alone product for the moving envelope of Fig. 2 switching regulator pick-up unit;

Fig. 6 is another kind of moving envelope pick-up unit (photo-electric) structural representation of the present invention;

Fig. 7 is another moving envelope pick-up unit (photo-electric A) structural representation of the present invention;

Fig. 8 is the present invention's circuit theory synoptic diagram embodiment illustrated in fig. 1;

Fig. 9 is a middle radio transmitter principle schematic embodiment illustrated in fig. 4;

Figure 10 is a wireless receiving circuit principle schematic embodiment illustrated in fig. 4;

Figure 11 is electronic group encapsulation user mode synoptic diagram on the transformation low pressure end of first kind of embodiment;

Figure 12 is the electronic group encapsulation principle block diagram of second embodiment of the invention;

Figure 13 is a partial circuit principle schematic embodiment illustrated in fig. 12.

Embodiment

The invention will be further described below in conjunction with accompanying drawing:

Marginal data:

10, sealed object; 101, sealed the object bottom; 102, sealed object top; 20, envelope seat; 30, envelope body; 61, transformer; 63, the anti-electricity-theft guard box of low pressure end; 64, voltameter; 65, the anti-electricity-theft guard box of secondary outlet; 66, electronics envelope; 100, power circuit; 110, moving envelope pick-up unit; 111, control piece; 112, detection means; 1121, conduit; 1122, LED power valve; 1123, photosensitive receiving tube; 113, radiating circuit; 114, receiving circuit; 120, control circuit; 121, latching circuit; 122, moving envelope testing circuit; 130, executive circuit; 131, executive component; 132, warning circuit; 1321, carrier wave transtation mission circuit; 1322, voice alarm circuit; 140, second control circuit; 150, metal detection circuit.

See also Fig. 1, Fig. 1 is the principle block diagram of first embodiment of the invention electronic group encapsulation.Electronic group encapsulation of the present invention, comprise that several moving envelope pick-up units 110 are (in the practical application, can use the moving envelope pick-up unit 110 more than 2 or 2 as required, be that each is sealed object, as a moving envelope pick-up unit 110 is installed on the theft-proof box), power circuit 100, control circuit 120 and executive circuit 130; Wherein, described power circuit 100 provides operating voltage for the detection means 112 of control circuit 120, executive circuit 130 and moving envelope pick-up unit 110.This power circuit 100 can be with behind the step-down of the process of the phase line voltage in the electrical network, the rectifying and wave-filtering, changes the required operating voltage of each circuit into; Also can be direct voltage source (for example ,+5V power supply).Described moving envelope pick-up unit 110 comprises control piece 111 and detection means 112, the duty of the described detection means 112 of described control piece 111 controls, promptly controlling described detection means 112 becomes from a kind of duty and is another duty, described control piece 112 is by with described detection means 112 relative displacements, when destroyed, then described detection means 112 produces corresponding electric signal, and electric signal is transferred to described control circuit 120; Described control circuit 120 produces control signal according to the electric signal of described detection means 112, and control signal is flowed to described executive circuit 130; Described executive circuit 130 produces corresponding actions (as the line of cutting off the electricity supply, cut out water route, gas circuit etc.) according to described control signal.In the present embodiment, match with a plurality of moving envelope pick-up units 110 with a cover control circuit 120 and a cover executive circuit 130, as long as moving one of them the moving envelope pick-up unit 110 of people is arranged, its executive circuit 130 will produce carries out action.

Described control circuit 120 comprises latching circuit 121 and testing circuit 122, wherein, latching circuit 121 be used for when the control piece 111 of moving envelope pick-up unit 110 by with described detection means 112 relative displacements the time, specifically, if described control piece is by loosening and/or destroyed, then control circuit 120 is according to the electric signal (wide shape arrow is the mobile direction of electric signal) from detection means 112, transmit control signal to executive circuit 130 and warning circuit 130 simultaneously, the phase line that the executive component 131 of executive circuit 130 is cut off the electricity supply is or/and zero line, the warning circuit 132 of executive circuit (warning circuit comprises carrier wave transtation mission circuit 1321 and voice alarm circuit 1322) action, promptly be that carrier wave transtation mission circuit 1321 sends alerting signal to CCC on the one hand, be that voice alarm circuit 1322 is sent the voice signal that pre-sets on the other hand, as prerecord as voice signals such as " electric power facilities; please don't touch ".And latching circuit 121 also produces self-locking, if there is not the release of administrative authority, moving envelope person is not easy to recover to supply, and has reached the purpose of duplicate protection.The effect of testing circuit 122 will explain in conjunction with physical circuit in the back.Certainly, warning circuit also can comprise mobile phone wireless radiating circuit (not shown), and sends as information such as SMS to the related management personnel.

Knot accompanying drawing 2 to accompanying drawing 7 illustrates the physical construction and the principle of work thereof of different moving envelope pick-up units below.

Referring to Fig. 2, Fig. 2 is a kind of moving envelope pick-up unit (switching regulator) structural representation in embodiment illustrated in fig. 1; Described moving envelope pick-up unit 110 comprises control piece 111 and detection means 112, control piece 111 in this example is a screw rod, detection means 112 in this example is a microswitch, microswitch is installed in by on the lower part 101 of envelope object 10, screw rod passes by 102,101 shell fragments with microswitch of two parts up and down of envelope object 10 and presses down, the then moving contact 1122 of microswitch and stationary contact 1121 closures, control circuit 120 operate as normal.The control piece 111 of this moving envelope pick-up unit 110 and detection means 112 are two independently parts, it can be installed on by the relevant position of envelope object as required, in the present embodiment, screw rod had both had the function of the control piece 111 in the moving envelope pick-up unit 110, also have simultaneously and will be sealed the fixing function of two parts 102,101 up and down of object 10, it has double action.

See also Fig. 3, Fig. 3 is the another kind of working state structure synoptic diagram of the moving envelope pick-up unit among Fig. 2.Fig. 3 compares its structure with Fig. 2 identical, different is the residing duty difference of switch, shown in Fig. 3 be, become flexible screw rod as the people, then the moving contact 1122 of microswitch separates with stationary contact 1121, at this moment, control circuit 120 will be by executive circuit 130 executive component 131, executive component 131 is cut off the electricity supply for relay (referring to Fig. 8) in this example, and sends alerting signal by warning circuit, simultaneously, the latching circuit 121 in the control circuit 120 is with the circuit self-locking.

See also Fig. 4, Fig. 4 is the structural representation of band radiating circuit embodiment illustrated in fig. 2 and receiving circuit.Fig. 4 compares its structure with Fig. 2 identical, different is is provided with radiating circuit 113 in the microswitch bottom (principle of radiating circuit sees also Fig. 9, concrete principle of work and electrical structure, specify in the time of will setting forth Fig. 9 in the back), when the people becomes flexible control piece 111, microswitch closure, then radiating circuit 113 work, and the electric signal of detection means 112 sent to receiving circuit 114, by receiving circuit 114 electric signal is transferred to control circuit 120.The principle of receiving circuit sees also Figure 10, and concrete principle of work and electrical structure will be set forth Figure 10 in the back and be specified.Moving envelope pick-up unit with this structure helps electronic group encapsulation and is installed separately and manages.

See also Fig. 5, Fig. 5 is the structural representation of stand-alone product for the moving envelope of Fig. 2 switching regulator pick-up unit.Foregoing moving envelope pick-up unit 110, its control piece 111 and detection means 112 are two independent parts, control lever 111 (screw rod) had both played the effect of control, also played simultaneously to be linked together by two parts 101,102 of envelope object 10.In the practical application, moving envelope pick-up unit 110 can be designed to stand-alone product, as shown in Figure 5, promptly moving envelope pick-up unit 110 can also comprise envelope seat 20 and envelope body 30, described detection means 112 (being microswitch herein) is arranged on the described envelope seat 20, described control piece 111 (being screw rod herein) is arranged on the described envelope body 30, during use, envelope seat 20 can be fixed on by envelope object 10 (referring to Fig. 2, Fig. 3 or Fig. 4) parts on, it is fixing by on another parts of envelope object to seal body then, envelope body 30 and envelope seat 20 cooperatively interact, and will be sealed by envelope object 10.Envelope seat 20 in the previous embodiment and envelope body 30 are split type.Obviously, envelope body 30 and envelope seat 20 can be designed as the structure (not drawing) of integral type, being about to seal body 30 and envelope seat 20 objectively is designed to and connects together, such as detection means 112 being arranged in the single piece, microswitch as the aforementioned, moving contact that can be when dispatching from the factory and stationary contact are pressed in closure state by lid or suchlike object and use, when sealing some objects, as electric quantity metering box, loam cake or the lower cover that can be earlier will show case with screw connect together, then the junction loam cake that seals on the needs or under cover and reserve an envelope pond (as lead screw one end), like this, just all-in-one-piece moving envelope pick-up unit 110 can be embedded in the envelope ponds, with the output terminal of its detection means 112 and control circuit 120 input ends join or join with radio transmitter 113 and to get final product.Will open casing as the people, then it must prize (bad) moving envelope pick-up unit 110 earlier, like this, microswitch is disconnected, and can play same effect.

The moving envelope pick-up unit of telling about previously 110 all is to be screw rod with control piece 111, and detection means 112 is that example is illustrated for microswitch, and in fact, moving envelope pick-up unit can also many other structures, as optoelectronic induction device or pressure sensitive device etc.

Below in conjunction with accompanying drawing 6 and accompanying drawing 7, set forth another moving envelope pick-up unit.

See also Fig. 6, Fig. 6 is another kind of moving envelope pick-up unit (photo-electric) structural representation of the present invention; From figure as can be known, this moving envelope pick-up unit also comprises control piece 111 and detection means 112, only the detection means in this example 112 is an infraluminescence pipe 1122 and a photosensitive receiving tube 1123, two pipe straight lines are arranged, outside infraluminescence pipe 1122 and photosensitive receiving tube 1123, be with a light pipe 1121 respectively, between two light pipes 1121, be provided with control piece 111, this control piece 111 can be sheet, bar etc., only so that the emission light path of power valve and the receiving light path disconnection of receiving tube are got final product.During the circuit operate as normal, photosensitive receiving tube 1123 can not receive the light that luminotron 1122 is sent, with control piece 111 displacements, photosensitive receiving tube 1123 receives luminotron 1122 emitted lights as the people, and then receiving tube 1123 produces electric signal and gives control circuit 120.

See also Fig. 7, Fig. 7 is another moving envelope pick-up unit (photo-electric A) structural representation of the present invention.Embodiment illustrated in fig. 7 and embodiment illustrated in fig. 6 comparing, its principle is identical, have part difference on the different structure, only used receiving tube 1123 among Fig. 7, and overlapped a totally enclosed seal bootr (its essence also has been the effect of control piece 111) in receiving tube 1123 outsides, and receiving tube 1123 and control circuit 120 are joined, destroyed seal bootr as the people, receiving tube 1123 receives outside light, and then receiving tube 1123 also can produce electric signal and give control circuit 120.

See also Fig. 8, Fig. 8 is the present invention's circuit theory synoptic diagram embodiment illustrated in fig. 1.As shown in the figure, power circuit comprises capacitor C 1, C2, resistance R 1, R2, R3, diode D1, D2, D3, D4, triode T1, T2.Wherein, after capacitor C 1 step-down, obtain DC voltage through diode D1-D4 bridge rectifier again, from the voltage of phase line A and zero line N then through capacitor C 2 filtering.Filtered DC voltage is after sample resistance R2, R3, triode T1, T2 voltage stabilizing, and the output galvanic current is pressed to control circuit and executive circuit, warning circuit.

Testing circuit comprises a plurality of microswitch K (detection means 112 in the promptly moving envelope pick-up unit 110), resistance R 4, R41, R42, R5, R7, R8, diode D5, D6, D51, D52, comparer IC1.Wherein, resistance R 7, R8 are divider resistance, are reference voltage with the voltage of the central point of resistance R 7, R8, and this reference voltage is input to the inverting input of IC1.When as long as one of them microswitch is disconnected, corresponding diode current potential raises, for example microswitch K disconnects, then F point current potential raises, be input to the in-phase input end of comparer IC1 through resistance R 5, through with reference voltage relatively after, comparer IC1 output noble potential is to control circuit and executive circuit, warning circuit, the action that executive circuit is carried out cut off electric power supply under the control of control circuit (promptly, the phase line A and/or the zero line N that cut off this electronic group encapsulation institute corresponding circuits connect), this noble potential is through diode D6 simultaneously, resistance R 5 is input to the in-phase input end of comparer IC1 so that circuit self-locking (being latching circuit), thereby circuit can't be restored electricity.

Control circuit and executive circuit comprise diode D7, D8, D9, resistance R 6, triode T3, T4, T5, relay J 1, J2.When circuit C point output noble potential, triode T3 conducting, triode T4, T5 end, and relay J 1, J2 disconnect, thereby disconnect pairing phase line A of this electronic group encapsulation and/or zero line N connection,, cut off electric power supply that is.

The carrier wave transtation mission circuit of warning circuit comprises resistance R 9-R13, capacitor C 3-C5, inductance L 1, L2, diode D8, D10, D11, LED, triode T6, T7, crystal oscillator BC, code switch DIP, integrated circuit (IC) 2, IC3.When the noble potential of comparer IC1 output during through the base stage of diode D8 input triode T6, the T6 conducting, make the signal of the 13 pin output of integrated circuit (IC) 2 transfer to 5 pin of integrated circuit (IC) 3 through resistance R 11, the synthesized frequency signal of the 6 pin output of integrated circuit (IC) 3 transfers to the base stage of triode T7 through diode (LED) and resistance R 13, the conducting of control triode T7 or by, coil L1 correspondingly switches on or cuts off the power supply, so inductive coil L2 correspondingly outwards launches electrical signal of reaction, receive and carry out corresponding alarm operation with terminal to be controlled.

In the practical application, the course of work of the electronic group encapsulation of present embodiment is: when the control piece 111 in any one moving envelope pick-up unit 110 is become flexible, corresponding microswitch disconnects, then the anodal current potential of respective diode raises, the homophase input current potential of comparer IC1 raises, and being higher than reference voltage, this moment, comparer IC1 produced moving envelope signal, and it is transferred to executive circuit through diode D7; Simultaneously; should also transfer to warning circuit by moving envelope signal by diode D8; produce alerting signal by warning circuit; and it is sent to control terminal by the carrier wave transtation mission circuit carries out remote alarms; take the corresponding protection measure with the managerial personnel that remind the control terminal place according to this alerting signal, avoid loss.Certainly, warning circuit also can be provided with voice alarm circuit (this is not shown), and voice alarm circuit sees also Figure 13; Obviously, the mode of warning can also have the telephone call circuit, the voice messaging of reporting and submitting preliminary election to record by wire telephony or mobile phone; Or the combination (not shown) of SMS alarm circuit or GPRS warning circuit and these several circuit thereof.Aforesaid telephone call, SMS alarm and GPRS report to the police, and its circuit all is available circuits, here repeated description not.

In the present embodiment, comparer IC1 can adopt integrated circuit LM324, UA741, and integrated circuit (IC) 2 can adopt PT2262, and integrated circuit (IC) 3 can adopt CD4069.

The moving envelope pick-up unit of the moving envelope pick-up unit of aforesaid band microswitch K and band photoelectric tube can be general, only when using the moving envelope pick-up unit of band photoelectric tube, the circuit at microswitch K place can be done suitable adjustment among its Fig. 8, the adjustment of its circuit is an industry those of ordinary skill technique known, repeats no more here.

Fig. 9 is a middle radio transmitter principle schematic embodiment illustrated in fig. 4.Radio transmitter 113 comprises power circuit and is made up of integrated circuit (IC) 4, IC5 and peripheral cell thereof.Its power circuit comprises resistance R ' 1, R ' 2, R ' 3; Capacitor C ' 1, C ' 2, C ' 3 and diode D ' 1, D ' 2, D ' 3, D ' 4 form, and its principle of work front also is described, and repeats no more here.When K switch (being detection means 112) is closed, power supply is supplied with coding circuit (coding circuit comprises coding integrated circuit (IC) 5 and code switch DIP), 17 pin outputting data signals of coding integrated circuit (IC) 5 are given 2 pin of integrated circuit (IC) 4, are transmitted to receiving circuit 114 through integrated circuit (IC) 4.The main effect of code switch DIP is that the address code that will transmit and receive is carried out the correspondence coding, in order to avoid the receiving circuit in the zones of different is produced misoperation.The 10-13 of coding integrated circuit (IC) 5 is the digital coding pin.Wherein, integrated circuit (IC) 4 can be selected the 315MHZ transmitting block for use, and coding integrated circuit (IC) 5 can be selected the PT2262 integrated package for use.5 of coding integrated circuit (IC) among this figure have been drawn and have been used for 10 to 13 pin of digital coding, and totally four pin can be managed four different moving envelope pick-up units.Coding integrated circuit (IC) 5 just signals among this figure, in fact, according to the quantity of moving envelope pick-up unit, can change different coding integrated circuit or adopt a plurality of identical coding integrated circuit, can reach the purpose of the how different moving envelope pick-up unit of management.

Figure 10 is a wireless receiving circuit principle schematic embodiment illustrated in fig. 4; Described wireless receiving circuit 114 comprises integrated circuit (IC) 6, IC7 and switch decoder K1 and peripheral cell thereof, figure mid point A and the some C respectively with Fig. 8 in A ' and the C point join.Integrated circuit (IC) 6 receives and transmits, 2 pin output signals of integrated circuit (IC) 6 give integrated circuit (IC) 7 decodings through resistance R 14, decoding is after 11,12,13 pin output signals of integrated circuit (IC) 7, through diode D12, D13, D14, flow to the triode T3 of executive circuit again by the diode D7 among Fig. 8, triode T3 conducting, triode T4, T5 end, relay J 1, J2 disconnect, and stop power supply; Simultaneously, this signal is also reported to the police to the process terminal by the carrier wave transtation mission circuit after diode D8 is encoded.In the present embodiment, integrated circuit (IC) 6 can select for use 315MHZ to receive piece, and it is the integrated package of PT2272 that integrated circuit (IC) 7 can be selected model for use.

See also Figure 11, Figure 11 is electronic group encapsulation of the present invention user mode synoptic diagram on low pressure end on the transformation, low pressure end at transformer 61 has the anti-electricity-theft guard box 63 of low pressure end, the moving envelope pick-up unit 110 that the band radiating circuit is arranged on the anti-electricity-theft guard box 63 of low pressure end, the anti-electricity-theft guard box 65 of secondary outlet is arranged on the body of transformer 61, in the anti-electricity-theft guard box 65 of secondary outlet, voltameter 64 is housed, the electronics envelope 66 that has receiving circuit and executive circuit is housed on the anti-electricity-theft guard box 65 of secondary outlet, when the control piece 111 (screw rod) of the moving envelope pick-up unit 110 of the loosening anti-electricity-theft guard box 63 of low pressure end of people, its emitter can send wireless signal, be positioned at the electronics envelope 66 that the anti-electricity-theft guard box 65 of secondary outlet has receiving circuit and executive circuit, after receiving signal, will cut off the electricity supply immediately; If when having the directly loosening electronics that has executive circuit that is positioned on the anti-electricity-theft guard box 65 of secondary outlet to seal 66 control piece 111 (screw rod), electronics envelope 66 also can be cut off the electricity supply.

See also Figure 12, Figure 12 is the principle block diagram of the electronic group encapsulation of second embodiment of the invention; Embodiment illustrated in fig. 12 and embodiment illustrated in fig. 1 comparing, it ties identical substantially, different is to have set up metal detection circuit 150, as metal object during near the moving envelope pick-up unit 110 of any one of electronic group encapsulation, metal detection circuit 150 will send electric signal to second control circuit 140, second control circuit 140 produces second control signal and gives voice alarm circuit 1322, send audio alert (only drawn among the figure one tunnel metal detection circuit 150 and second control circuit 140, in fact described metal detection circuit 150 and second control circuit 140 equate with the quantity of moving envelope pick-up unit 110).In embodiment illustrated in fig. 12 with embodiment illustrated in fig. 1 in the same circuits part, the front was narrated, and repeated no more here.Power supply in this example can be provided by the power circuit among Fig. 8.

Figure 13 is a partial circuit principle schematic embodiment illustrated in fig. 12.As shown in the figure, circuit includes only metal detection circuit, second control circuit and three parts of voice alarm circuit among the figure.The metal detection circuit comprises adjustable resistance W4, resistance R 29, R30, R31, R32, R33, inductance L 1, L2, L3, capacitor C 16, C17, C18.Wherein, inductance L 1, L2, L3, capacitor C 16 and triode T23 constitute high frequency oscillator.Second control circuit comprises diode D41, D42, triode T23, T24; Voice alarm circuit comprises integrated circuit (IC) 8, loudspeaker, resistance R 33, adjustable resistance W5 and triode T25.The voice alarm circuit that this voice alarm circuit also can be used as among Fig. 1 is used, and it only need join with the junction associated among Fig. 8 and get final product, and its connection is that the those of ordinary skill of the industry is all attainable, here no longer carefully narration.

When not having metal object near high frequency oscillator, high frequency oscillator work, oscillator signal obtains DC voltage and makes triode T24 conducting through D41, D42 voltage multiplying rectifier, and triode T25 ends; As metal objects, as screwdriver when the high frequency oscillator, the high frequency oscillator failure of oscillations, triode T24 ends, the T25 conducting triggers integrated circuit (IC) 14 to loudspeaker output voice signal, thereby enters tone playing state.Wherein, integrated circuit (IC) 8 can be ISD1420.

Need explanatorily be that the electronic group encapsulation for having moving envelope warning function, sound prompt function and metal inducing function simultaneously except that aforementioned this combination, can carry out new combination with above-mentioned functions according to actual needs.For example, after producing alerting signal, this alerting signal can be transferred to voice alarm circuit, by voice alarm circuit warning message is exported by the mode of voice, with the user that points out scene and/or remote control terminal place or the managerial personnel prevention lawbreaking activities that takes appropriate measures, thereby avoid loss.And for example, when metal detection circuit 150 has been sensed metal object near this electronic group encapsulation, promptly produce corresponding voice output control signal, and transmit it to voice alarm circuit 1322 to export default information by speech form, remind user or managerial personnel, perhaps warn lawless people; Also can produce corresponding alerting signal.

The front is with the application of electronic group encapsulation of the present invention at the gauging table case, and the invention has been described.In fact, electronic group encapsulation provided by the invention also can be applied to other occasions outside the administration of power networks, as long as for example management of the management of water meter, fuel gauge, gas meter, flow meter or the like is the peripheral circuit that adds according to actual needs or change corresponding function and select to be fit to.In this case, executive circuit can be electrically-controlled valve, for example solenoid valve.When the moving envelope of people, testing circuit is exported moving envelope signal and is given control circuit, and control circuit is according to being somebody's turn to do the action of moving envelope signal controlling electrically-controlled valve, and valve-off is with blocking-up water route, oil circuit, gas circuit, thus the prevention lawbreaking activities, and then avoid loss.

Be understandable that above embodiment only is the illustrative embodiments that adopts for principle of the present invention is described, yet the present invention is not limited thereto.For those skilled in the art, without departing from the spirit and substance in the present invention, can make various modification and improvement, these modification and improvement also are considered as protection scope of the present invention.

Claims (11)

1, a kind of electronic group encapsulation is characterized in that: comprise power circuit, control circuit, executive circuit and two or more moving envelope pick-up unit;

Described moving envelope pick-up unit comprises control piece and detection means, and described control piece is controlled the duty of described detection means, promptly controls described detection means and becomes from a kind of duty and be another duty;

The output terminal of described detection means is connected by wired or wireless mode with the input end of described control circuit, and the output terminal of described control circuit and the input end of described executive circuit join;

Described power circuit provides operating voltage for the detection means of described control circuit, executive circuit and moving envelope pick-up unit.

2, electronic group encapsulation according to claim 1; it is characterized in that: described control circuit comprises latching circuit; when described control piece quilt and described detection means relative displacement; then control circuit not only executive circuit produce corresponding actions according to described control signal; and latching circuit also produces self-locking, reaches the purpose of duplicate protection.

3, electronic group encapsulation according to claim 1 and 2, it is characterized in that: also comprise radio transmitter and wireless receiving circuit, the input end of described radio transmitter and the output terminal of described detection means join, and the input end of described wireless receiving circuit output terminal and described control circuit joins.

4, electronic group encapsulation according to claim 3 is characterized in that: described moving envelope pick-up unit also comprises envelope seat and envelope body, and described detection means is arranged on the described envelope seat, and described control piece is arranged on the described envelope body.

5, electronic group encapsulation according to claim 4 is characterized in that: described envelope seat and envelope body are connected as a single entity.

6, according to claim 1,2 or 3 described electronic group encapsulations, it is characterized in that: described detection means is optoelectronic induction device or switch or pressure transducer.

7, electronic group encapsulation according to claim 6 is characterized in that: described executive circuit comprises executive component, and described executive component is relay and/or controllable silicon, perhaps electrically-controlled valve; Relay and/or controllable silicon are used to cut off electric network source, and electrically-controlled valve is used to cut off oil circuit, gas circuit or water route.

8, electronic group encapsulation according to claim 7 is characterized in that: described executive circuit comprises warning circuit, and described warning circuit produces alerting signal according to described control signal.

9, electronic group encapsulation according to claim 8 is characterized in that: described warning circuit comprises the carrier wave transtation mission circuit, and described alerting signal is sent to remote control terminal by the carrier wave transtation mission circuit; Or the voice output circuit, the various information that described voice output circuit will be preset according to described control signal are exported or telephone call circuit or SMS alarm circuit or GPRS warning circuit and combination thereof with the form of voice.

10, electronic group encapsulation according to claim 6, it is characterized in that: also comprise the metal detection circuit, whether described metal detection circuit is used for detecting has metal object near described control piece, as metal object when the described control piece, described metal detection circuit sends second electric signal, and transmits it to second control circuit;

Described second control circuit produces second control signal according to second electric signal; And transmit it to described warning circuit;

Described warning circuit sends alerting signal according to described second control signal.

11, electronic group encapsulation according to claim 10 is characterized in that: described metal detection circuit comprises high frequency oscillator, and when not having metal object near described control piece, described high frequency oscillator keeps vibration and outputting oscillation signal always; When the described control piece, because eddy current loss, the described higher-order of oscillation failure of oscillations has second electric signal of metal object near described control piece thereby produce expression as metal object.

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