CN101086797B - An electronic group encapsulation - Google Patents

Abstract

An electronic group seal comprises two or more dynamic seal inspection device (110), power circuit (100), control circuit (120), execution circuit (130), with the power circuit (100) being the control circuit (120), execution circuit (130), testing part (112) of dynamic seal inspection device (110) providing working voltage. When any of the dynamic seal inspection device (110) control part is moved relative to the testing part (112), the control circuit (120) will send out control signal to the execution circuit (130) and the alarm circuit (132) based on the one from the testing component, with the execution unit cutting off the cable to let the alarm circuit (132) 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.

Background technology

In people's work and life, usually need some pipeline, instrument and meter, equipment, container etc. be 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 ease of water utilities department, natural gas company use gas management for ease, 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.

To the problems referred to above, safeguard procedures comparatively commonly used are on above-mentioned chamber, seal to be set, to prevent illegally to open chamber.Usually the seal of adopting has lead sealing, plastic packaging etc.Above-mentioned seal is arranged at by on envelope thing (that is, the chamber that needs protection), perhaps destroys seal if will open then must be become flexible by the envelope thing.If the loosening or destruction of seal quilt, then explanation has the people perhaps to attempt to open this quilt envelope thing, and managerial personnel can take appropriate measures to this with the prevention 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.

Summary of the invention

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 metal object is arranged near when envelope, 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, first control circuit, executive circuit and two or more moving envelope pick-up unit; Said 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; Said control piece is controlled the duty of said detection means, promptly controls said detection means and becomes from a kind of duty and be other a kind of duty; The output terminal of said detection means is connected through wired or wireless mode with the input end of said first 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 said detection means when producing first electric signal; The output terminal of said first control circuit and the input end of said executive circuit join; When said control piece and said detection means produce relative displacement, that is to say that loosening and/or when destroying control piece as the people, then said detection means produces corresponding first electric signal, and first electric signal is transferred to said first control circuit; Said first control circuit produces first control signal according to first electric signal of said detection means, and first control signal is flowed to said executive circuit; Said executive circuit produces corresponding actions according to said first control signal, and corresponding actions described here can be to send alerting signal, comprises through the carrier wave transtation mission circuit sending signal and through 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 through corresponding executive component; Said power circuit is that the detection means of said first control circuit, executive circuit and moving envelope pick-up unit provides WV.

Said first control circuit comprises latching circuit; When said control piece quilt and said detection means relative displacement, then first control circuit is not only controlled executive circuit and is produced corresponding actions according to said first control signal, and circuit itself also produces self-locking; Reach the purpose of duplicate protection; Not only made and be that envelope person with said 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.

First electric signal that the aforesaid detector part is produced is transferred to the mode of said first control circuit, can be wire transmission, also can be wireless transmission; During wired connection, can also other components and parts except that executive component in first control circuit and the executive circuit all be designed on a circuit board, then circuit board and said 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 first control circuit and executive circuit is integrated; Make the product of miniaturization; During on-the-spot the installation, only need to be installed in the moving envelope pick-up unit of circuit board and sealed on the object, being connected gets final product through 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 said radio transmitter and the output terminal of said detection means join, and the input end of said wireless receiving circuit output terminal and said first control circuit joins, the electronic group encapsulation of this employing wireless transmit and reception; Can be divided into two parts with first control circuit and executive circuit with moving the envelope pick-up unit, it is particularly suitable for requirement of special occasion.

As to improvement of the present invention, can moving envelope pick-up unit of the present invention be designed to independent structure, at this moment; This moving envelope pick-up unit also comprises envelope seat and envelope body, and said detection means is arranged on the said envelope seat, and said control piece is arranged on the said 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; The envelope body cooperatively interacts with the envelope seat, and will be sealed by the envelope object.

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

Said detection means can be photoelectric sensor spare, and the optoelectronic induction device of forming like 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 kinds of concrete devices, 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.

Said executive circuit comprises executive component; Said executive component can be relay and/or controllable silicon or/and electrically-controlled valve; When said executive component is relay and/or controllable silicon; Be mainly used in first control signal of coming according to first 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 said executive component is electrically-controlled valve, like solenoid valve.Can cut off water route, gas circuit or oil circuit etc. according to first control signal that first control circuit came.

Said executive circuit comprises warning circuit, and said warning circuit produces alerting signal according to said first 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 the carrier wave transtation mission circuit then is that alerting signal is sent to remote control terminal through the carrier wave transtation mission circuit; By the classification of remote control terminal, carry out different commands according to alerting signal.

Obviously, said warning circuit also can be provided with the voice output circuit at the scene, and the various information that said voice output circuit will be preset according to said first 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 first control signal transferred to warning circuit, said carrier wave transtation mission circuit sent alerting signal to remote control terminal, simultaneously; Said voice output circuit sends audio alert, also can send note etc. to managerial personnel through wireless launcher.

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

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

Because the present invention has adopted moving envelope pick-up unit, first control circuit and executive circuit; When the moving envelope of people; Moving envelope pick-up unit in time produces first electric signal; First electric signal passes through first control circuit; And then first control circuit sends first control signal to executive circuit, and 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 during near said control piece; Said metal detection circuit sends second electric signal, and transmits it to second control circuit, and then sends alerting signal; As the signal or alerting signal is transferred to remote control terminal through carrier radio wave of sounding, in this case, this electronic group encapsulation only sends alerting signal; Do not cut off action and do not produce, if the lawbreaker does not listen warning; Continue moving envelope, first electric signal that sends by moving envelope pick-up unit of first control circuit and then obtain then, thus produce above-mentioned various cut-outs actions; And the first 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

Below in conjunction with accompanying drawing the present invention is described further:

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, first 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, first control circuit 120 and executive circuit 130; Wherein, said power circuit 100 provides WV for the detection means 112 of first 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 WV of each circuit into; Also can be direct voltage source (for example ,+5V power supply).Said moving envelope pick-up unit 110 comprises control piece 111 and detection means 112; The duty of the said detection means 112 of said control piece 111 controls; Promptly controlling said detection means 112 becomes from a kind of duty and is other a kind of duty; Said control piece 112 quilts are with said detection means 112 relative displacements, when being destroyed, and then said detection means 112 produces corresponding first electric signal, and first electric signal is transferred to said first control circuit 120; Said first control circuit 120 produces first control signal according to first electric signal of said detection means 112, and first control signal is flowed to said executive circuit 130; Said executive circuit 130 produces corresponding actions (as the line of cutting off the electricity supply, cut out water route, gas circuit etc.) according to said first control signal.In the present embodiment, match with a plurality of moving envelope pick-up units 110 with a cover first 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.

Said first control circuit 120 comprises latching circuit 121 and testing circuit 122; Wherein, Latching circuit 121 is used for when control piece 111 quilts of moving envelope pick-up unit 110 during with said detection means 112 relative displacements; Specifically, if said control piece is become flexible and/or is destroyed, then first control circuit 120 is according to first electric signal (wide shape arrow is the mobile direction of first electric signal) from detection means 112; Send first 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, and the warning circuit 132 of executive circuit (warning circuit comprises carrier wave transtation mission circuit 1321 and voice alarm circuit 1322) action promptly is 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 like 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 combine physical circuit explanation in the back.Certainly, warning circuit also can comprise mobile phone wireless radiating circuit (not shown), and sends like information such as SMSs to the related management personnel.

Knot accompanying drawing 2 to accompanying drawing 7 is explained 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; Said 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, and microswitch is installed in by on the lower part 101 of envelope object 10, and 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, first control circuit 120 operate as normal.The control piece 111 and the detection means 112 of this moving envelope pick-up unit 110 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 had the fixing function with two parts 102,101 up and down of being sealed object 10 simultaneously, and 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, and different is that the residing duty of switch is different, shown in Fig. 3 does; Become flexible screw rod as the people, then the moving contact 1122 of microswitch was opened with stationary contact in 1121 minutes, at this moment; First control circuit 120 will be through 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 through warning circuit; Simultaneously, the latching circuit 121 in the first 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, and different is is provided with radiating circuit 113 (principle of radiating circuit sees also Fig. 9, concrete principle of work and electrical structure in the microswitch bottom; Specify in the time of will setting forth Fig. 9 in the back); When the people became flexible control piece 111, microswitch was closed, then radiating circuit 113 work; And first electric signal of detection means 112 sent to receiving circuit 114, through receiving circuit 114 first electric signal is transferred to first 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 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 is two independent parts with detection means 112, control lever 111 (screw rod) had both played the effect of control, also played simultaneously being 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, and is as shown in Figure 5; Promptly moving envelope pick-up unit 110 can also comprise envelope seat 20 and envelope body 30; Said detection means 112 (being microswitch here) is arranged on the said envelope seat 20, and said control piece 111 (being screw rod here) is arranged on the said envelope body 30, during use; Can envelope seat 20 be fixed on by on the parts of envelope object 10 (referring to Fig. 2, Fig. 3 or Fig. 4); It is fixing by on another parts of envelope object to seal body then, and envelope body 30 cooperatively interacts with envelope seat 20, and will be sealed by envelope object 10.Envelope seat 20 in the previous embodiment is split type with envelope body 30.Obviously, envelope body 30 and envelope seat 20 can be designed as the structure (drawing) of integral type, are about to seal body 30 and objectively are designed to envelope seat 20 and connect together; Such as detection means 112 being arranged in the single piece; Like aforesaid microswitch, moving contact that can be when dispatching from the factory and stationary contact are pressed in closure state through lid or suchlike object and use, when sealing some objects; Like 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 (like lead screw one end), like this; Just can all-in-one-piece moving envelope pick-up unit 110 be embedded in the envelope ponds, with the output terminal of its detection means 112 and first 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 broken off, and can play same effect.

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

Below in conjunction with accompanying drawing 6 and accompanying drawing 7, set forth a kind of moving envelope pick-up unit in addition.

See also Fig. 6, Fig. 6 is another kind of moving envelope pick-up unit (photo-electric) structural representation of the present invention; Can know from figure; This moving envelope pick-up unit also comprises control piece 111 and detection means 112; Only the detection means in this instance 112 is an infraluminescence pipe 1122 and a photosensitive receiving tube 1123; Two pipe straight lines are arranged, and outside infraluminescence pipe 1122 and photosensitive receiving tube 1123, are with a light pipe 1121 respectively, between two light pipes 1121, are 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 first electric signal and gives first 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, has part difference on institute's various 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 first 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 first electric signal and give first 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 first 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 breaks off, and then F point current potential raises, and is 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 makes executive circuit under the control of first control circuit, carry out the action of cut-out electric power supply (that is, cutting off the phase line A and/or the zero line N connection of this electronic group encapsulation institute corresponding circuits) to first control circuit and executive circuit, warning circuit; Simultaneously this noble potential be input to comparer IC1 through diode D6, resistance R 5 in-phase input end so that circuit self-locking (being latching circuit), thereby circuit can't be restored electricity.

First 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 T 3 conductings, triode T4, T5 end, and relay J 1, J2 break off, thereby break off 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, 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 IC 2 transfer to 5 pin of IC 3 through resistance R 11; The synthesized frequency signal of 6 pin of IC 3 output transfers to the base stage of triode T7 through diode (LED) and resistance R 13, control triode T7 conducting or by, coil L1 correspondingly switches on or cuts off the power supply; Outwards launch so inductive coil L2 correspondingly will respond to first electric signal, 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 was become flexible, corresponding microswitch broke off, and 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 through diode D8; Produce alerting signal by warning circuit; And it is sent to control terminal through 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 through wire telephony or mobile phone; Or the combination (not shown) of SMS alarm circuit or GPRS warning circuit and these several kinds of 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 IC 2 can adopt PT2262, and IC 3 can adopt CD4069.

The moving envelope pick-up unit of aforesaid band microswitch K can be general with the moving envelope pick-up unit of band photoelectric tube; 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 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 narration has also been done in its principle of work front, repeats no more here.When K switch (being detection means 112) is closed; Power supply is supplied with coding circuit (coding circuit comprises coding IC 5 and code switch DIP); 17 pin outputting data signals of coding IC 5 are given 2 pin of IC 4, are transmitted to receiving circuit 114 through IC 4.The main effect of code switch DIP is that the address code that transmits and receives 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 IC 5 is the digital coding pin.Wherein, IC 4 can be selected the 315MHZ transmitting block for use, and coding IC 5 can be selected the PT2262 integrated package for use.5 of coding ICs among this figure have 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 IC 5 just signals among this figure; In fact; According to the quantity of moving envelope pick-up unit, can change the different coding integrated circuit or adopt a plurality of identical coding integrated circuit, can reach the purpose of the more how different moving envelope pick-up unit of management.

Figure 10 is a wireless receiving circuit principle schematic embodiment illustrated in fig. 4; Said wireless receiving circuit 114 comprises IC 6, IC7 and switch decoder K1 and peripheral cell thereof, figure mid point A and some C respectively with Fig. 8 in A ' join with the C point.IC 6 receives and transmits, and the 2 pin output signal of IC 6 gives IC 7 decodings through resistance R 14, and decoding is after 11,12, the 13 pin output signal of IC 7; Through diode D12, D13, D14; Flow to the triode T3 of executive circuit again through the diode D7 among Fig. 8, triode T3 conducting, triode T4, T5 end; Relay J 1, J2 break off, and stop power supply; Simultaneously, this signal is also reported to the police to the process terminal through the carrier wave transtation mission circuit after encoding through diode D8.In the present embodiment, IC 6 can select for use 315MHZ to receive piece, and it is the integrated package of PT2272 that 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, at the low pressure end of transformer 61 the anti-electricity-theft guard box 63 of low pressure end is arranged, and the moving envelope pick-up unit 110 of 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, receive signal after, 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; During near the moving envelope pick-up unit 110 of any one of electronic group encapsulation, metal detection circuit 150 will send second electric signal and give second control circuit 140 as metal object, and second control circuit 140 produces second control signal to voice alarm circuit 1322; Send audio alert (one tunnel metal detection circuit 150 and second control circuit 140 that only drawn among the figure, in fact said metal detection circuit 150 equates with the quantity of second control circuit 140 with 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 constitutes high frequency oscillator with triode T23.Second control circuit comprises diode D41, D42, triode T23, T24; Voice alarm circuit comprises 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 it connects method is that the those of ordinary skill of the industry is all attainable, no longer carefully narrates here.

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, like screwdriver during near high frequency oscillator, the high frequency oscillator failure of oscillations, triode T24 ends, and the T25 conducting triggers IC 14 to loudspeaker output voice signal, thereby gets into tone playing state.Wherein, IC 8 can be ISD1420.

Need explanatorily be that the electronic group encapsulation for having moving envelope warning function, sound prompt function and metal inductive 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; Can this alerting signal be transferred to voice alarm circuit; By voice alarm circuit warning message is exported through the mode of voice,, thereby avoided loss with the user that points out scene and/or remote control terminal place or the managerial personnel prevention lawbreaking activities that takes appropriate measures.And for example; When metal detection circuit 150 has been sensed metal object near this electronic group encapsulation; Promptly produce relevant voice and export first control signal; And transmit it to voice alarm circuit 1322 with through the preset information of speech form output, and remind user or managerial personnel, perhaps warn lawless people; Also can produce corresponding alerting signal.

The front is described the present invention with the application of electronic group encapsulation of the present invention at the gauging table case.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 first control circuit, and first 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.

It is 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 the one of ordinary skilled in the art, under the situation that does not break away from spirit of the present invention and essence, can make various modification and improvement, these modification also are regarded as protection scope of the present invention with improving.

Claims (11)

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

Said moving envelope pick-up unit comprises control piece and detection means, and the output terminal of said detection means is connected through wired or wireless mode with the input end of said first control circuit; The output terminal of said first control circuit and the input end of said executive circuit join; When said control piece and corresponding detection means produced relative displacement, then said detection means produced corresponding signal, and signal is transferred to said first control circuit; Said first control circuit produces first control signal according to first electric signal of said detection means, and first control signal is flowed to said executive circuit; Said executive circuit produces corresponding actions according to said first control signal;

Said power circuit is that the detection means of said first control circuit, executive circuit and moving envelope pick-up unit provides WV.

2. electronic group encapsulation according to claim 1; It is characterized in that: said first control circuit comprises latching circuit; When said control piece and said detection means generation relative displacement; Then first control circuit is not only controlled executive circuit and is produced corresponding actions according to said first 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 said radio transmitter and the output terminal of said detection means join, and the input end of said wireless receiving circuit output terminal and said first control circuit joins.

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

5. electronic group encapsulation according to claim 4 is characterized in that: said envelope seat is connected as a single entity with the envelope body.

6. electronic group encapsulation according to claim 1 and 2 is characterized in that: said detection means is optoelectronic induction device or switch or pressure transducer.

7. electronic group encapsulation according to claim 3 is characterized in that: said detection means is optoelectronic induction device or switch or pressure transducer.

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

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

10. electronic group encapsulation according to claim 9; It is characterized in that: also comprise the metal detection circuit; Whether said metal detection circuit is used for detecting has metal object near said control piece; During near said control piece, said metal detection circuit sends second electric signal, and transmits it to second control circuit as metal object;

Said second control circuit produces second control signal according to second electric signal; And transmit it to said warning circuit;

Said warning circuit sends alerting signal according to said second control signal.

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

Images