CN205680946U - A kind of auto-alarming metering cabinet - Google Patents
A kind of auto-alarming metering cabinet Download PDFInfo
- Publication number
- CN205680946U CN205680946U CN201620646760.4U CN201620646760U CN205680946U CN 205680946 U CN205680946 U CN 205680946U CN 201620646760 U CN201620646760 U CN 201620646760U CN 205680946 U CN205680946 U CN 205680946U
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- circuit
- photoelectrical coupler
- cabinet
- connects
- microprocessor
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Abstract
The utility model discloses a kind of auto-alarming metering cabinet, it includes cabinet, anti-theft circuit, the cabinet door being arranged on cabinet, the electronic lock being arranged on cabinet door.Described anti-theft circuit includes piezoelectric transducer, amplifying circuit, microprocessor, analog to digital conversion circuit, latching circuit, warning circuit, camera arrangement, identity recognition device.Being provided with side strip on the doorframe of cabinet, piezoelectric transducer is arranged on inside cabinet door, and during cabinet door Guan Bi, piezoelectric transducer pressure holding is on side strip, and when cabinet door is opened, piezoelectric transducer changes the voltage signal of self output because of pressure change.Piezoelectric transducer passes sequentially through amplifying circuit, analog to digital conversion circuit connects microprocessor, and microprocessor connects warning circuit by latching circuit；Microprocessor is connected respectively with identity recognition device, camera arrangement, electronic lock.
Description
Technical field
The utility model relates to a kind of metering cabinet, particularly relates to a kind of auto-alarming metering cabinet.
Background technology
Metering cabinet is the existing device commonly used in the electrical apparatus, is used for calculating user's electricity.Therefore it is to forbid inoperative people
Member opens without authorization.But now a lot of user opens metering cabinet for one's own profit without authorization changes power consumption by every means,
This serious harm country and public interest.
In order to solve this problem, the generation avoiding theft, metering cabinet is set up to permanent closure: by metering cabinet
Directly envelope is irrigated with lead after installing.Which results in when metering cabinet interior instrument instrument goes wrong, people
It is to cannot be carried out maintenance to change metering cabinet.Cause much unnecessary waste, improve maintenance cost.
Utility model content
In order to solve above-mentioned technical problem, the utility model proposes a kind of auto-alarming metering cabinet, can be effective
Prevent metering cabinet from illegally being opened, it is ensured that the safety of national interests.
In order to realize above-mentioned technical purpose, the utility model be the technical scheme is that a kind of auto-alarming metering
Cabinet, it includes cabinet, anti-theft circuit, the cabinet door being arranged on cabinet, the electronic lock being arranged on cabinet door.Described anti-theft circuit bag
Include piezoelectric transducer, amplifying circuit, microprocessor, analog to digital conversion circuit, latching circuit, warning circuit, camera arrangement, identity knowledge
Other device.Being provided with side strip on the doorframe of cabinet, piezoelectric transducer is arranged on inside cabinet door, during cabinet door Guan Bi, and piezoelectric sensing
Device pressure holding is on side strip, and when cabinet door is opened, piezoelectric transducer changes the voltage signal of self output because of pressure change；Piezoelectricity
Sensor passes sequentially through amplifying circuit, analog to digital conversion circuit connects microprocessor, and microprocessor is connected by latching circuit reports to the police
Circuit；Microprocessor is connected respectively with identity recognition device, camera arrangement, electronic lock.
As the improvement further of such scheme, latching circuit includes resistance R1, resistance R2, photoelectrical coupler G1, photoelectricity
Coupler G2, photoelectrical coupler G3；The diode anode of photoelectrical coupler G1 connects power Vcc, photoelectrical coupler via resistance R1
The diode cathode of G1 connects the control signal end of microprocessor；The colelctor electrode connecting valve power supply of the triode of photoelectrical coupler G1
E, the emitter stage of the triode of photoelectrical coupler G1 connects the diode anode of photoelectrical coupler G2, two poles of photoelectrical coupler G2
Tube cathode connects the diode anode of photoelectrical coupler G3, and the diode cathode of photoelectrical coupler G3 is grounded via resistance R2；Light
The colelctor electrode connecting valve power supply E of the triode of electric coupler G2, the emitter stage of the triode of photoelectrical coupler G2 connects photoelectricity
The diode anode of coupler G2；The colelctor electrode of the triode of photoelectrical coupler G3 is connected the positive and negative defeated of warning circuit with emitter stage
Enter end.
As the improvement further of such scheme, identity recognition device is provided with LED display.
As the improvement further of such scheme, microprocessor is integrated in identity recognition device.
As the improvement further of such scheme, described anti-theft circuit also includes memory, and described memory connects takes pictures
Device.
As the improvement further of such scheme, described anti-theft circuit also includes wireless data transmission device, server；Nothing
One end of line data transmission device connects microprocessor, other end Connection Service device.
The beneficial effect that the utility model obtains has: by the unlatching of the cabinet door of piezoelectric transducer perception metering cabinet, transmission
Signal is to microprocessor, because microprocessor connects electronic lock, if electronic lock is normally-open, microprocessor can receive accordingly
Signal, once microprocessor does not receive the unlatching signal from electronic lock, then microprocessor starts warning by latching circuit
Circuit, warning can be continued for until artificial close warning function on latching circuit, therefore can effectively prevent metering cabinet quilt
Illegally open, it is ensured that the safety of national interests.In addition, microprocessor also can start identity recognition device and camera arrangement, because of
And staff can carry out authentication, then opening cabinet door after certification success, otherwise cabinet door will not be opened, then reports to the police, thus
Play anti-theft effect.Camera arrangement carries out taking pictures and preserving picture to memory in case day " Invest, Then Investigate " provides evidence simultaneously.With
When be provided with wireless data transmission device, it is achieved the communication between metering cabinet and server, server is positioned at the backstage of Utilities Electric Co.
In night shift room.The benefit of the utility model another one design, it is simply that warning function will not be sensitive especially, can avoid false touch to move
And situation about reporting to the police occurs, only when forcing cabinet door illegally to be opened, just can report to the police.And even violence is opened, and also has body
Part this pass of certification, thus is avoided that warning apocamnosis, upper for the group that reports to the police real use.
Brief description
Fig. 1 is the structural representation of the utility model auto-alarming metering cabinet.
Fig. 2 is the circuit diagram of the anti-theft circuit of auto-alarming metering cabinet in Fig. 1.
Fig. 3 is the circuit diagram of the latching circuit of anti-theft circuit in Fig. 2.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing and enforcement
Example, is further elaborated to the utility model.It should be appreciated that specific embodiment described herein only in order to explain
The utility model, is not used to limit the utility model.
Seeing also Fig. 1 and Fig. 2, metering cabinet of the present utility model can play anti-theft feature, including cabinet the 1st, cabinet door is the 4th,
Anti-theft circuit, electronic lock 20.Cabinet door 4 is arranged on cabinet 1, and electronic lock 20 is arranged on cabinet door 4.Anti-theft circuit includes that piezoelectricity passes
Sensor the 22nd, amplifying circuit the 7th, microprocessor the 9th, analog to digital conversion circuit the 10th, camera arrangement the 3rd, identity recognition device the 5th, LED display is the 6th,
Wireless data transmission device the 13rd, server the 14th, latching circuit the 15th, warning circuit the 8th, memory (not shown).
Being provided with side strip 21 on the doorframe of cabinet 1, piezoelectric transducer 22 is arranged on inside cabinet door 4.When cabinet door 4 closes,
Piezoelectric transducer 22 pressure holding is on side strip 21；When cabinet door 4 is opened, piezoelectric transducer 22 changes level because of distress resolves to be believed
Number.
Piezoelectric transducer 22 passes sequentially through amplifying circuit the 7th, analog to digital conversion circuit 10 and connects microprocessor 9, and microprocessor 9 is even
Connecing identity recognition device the 5th, camera arrangement the 3rd, wireless data transmission device 13, microprocessor 9 connects report also by latching circuit 15
Alert circuit 8.By the unlatching of the cabinet door 4 of piezoelectric transducer 22 perception metering cabinet, deliver a signal to microprocessor 9, microprocessor 9
Start identity recognition device 5 and camera arrangement 3, thus staff can carry out authentication, then opens cabinet after certification success
Door 4, otherwise cabinet door 4 will not be opened, thus plays anti-theft effect.Camera arrangement 3 carries out taking pictures and preserves picture to depositing simultaneously
Reservoir is in case day " Invest, Then Investigate " provides evidence, and memory can connect camera arrangement 3.It is simultaneously provided with wireless data transmission device 13, real
Existing communication between metering cabinet and server 14, server 14 can be located in the backstage night shift room of Utilities Electric Co..
The inside of identity recognition device 5, this mounting means ratio all can be installed or be integrated in microprocessor 9 and memory
Relatively save space.Microprocessor 9 can connect warning device 8 by latching circuit 15.Set up warning device 8, if certification success,
Then warning device 8 will not alert, otherwise startup warning function.
As it is shown on figure 3, latching circuit 15 includes resistance R1, resistance R2, photoelectrical coupler G1, photoelectrical coupler G2, photoelectricity
Coupler G3.The diode anode of photoelectrical coupler G1 connects power Vcc, the diode cathode of photoelectrical coupler G1 via resistance R1
Connect the control signal end of microprocessor 9.The colelctor electrode connecting valve power supply E of the triode of photoelectrical coupler G1, photoelectrical coupler
The emitter stage of the triode of G1 connects the diode anode of photoelectrical coupler G2, and the diode cathode of photoelectrical coupler G2 connects light
The diode anode of electric coupler G3, the diode cathode of photoelectrical coupler G3 is grounded via resistance R2.Photoelectrical coupler G2's
The colelctor electrode connecting valve power supply E of triode, the emitter stage of the triode of photoelectrical coupler G2 connects the two of photoelectrical coupler G2
Pole tube anode.The colelctor electrode of the triode of photoelectrical coupler G3 is connected the positive-negative input end of warning circuit 8 with emitter stage.
By the unlatching of the cabinet door 4 of piezoelectric transducer 22 perception metering cabinet, deliver a signal to microprocessor 9, because micro-place
Reason device 9 connects electronic lock 20, if electronic lock 20 is normally-open, microprocessor 9 can receive corresponding signal, once microprocessor
9 do not receive the unlatching signal from electronic lock 20, then microprocessor 9 starts warning circuit 8 by latching circuit 15, meeting of reporting to the police
It is continued for until artificial close warning function on latching circuit 15, therefore can effectively prevent metering cabinet from illegally being opened,
Ensure that the safety of national interests.Artificial closing switch power supply E can be passed through, close warning function.In actual applications, switch electricity
Source E is arranged to push button, such as normally closed switch, opens when pinning, and deenergization E closes when loosing one's grip automatically, connects electricity
Source E, the operation of the auto-lock function that convenient next time reports to the police.
LED display 6 may be provided on identity recognition device 5, it is also possible to is arranged on cabinet door 4, as long as not affecting client
Use can, be not particularly limited.Memory is also, and can be integrated in microprocessor 9, it is also possible to is integrated in identity and knows
In other device 5, or in camera arrangement 3.
3 photoelectrical couplers G1, G2, G3 in Fig. 3, each serve as the effect of triggering, self-locking and switch.Work as microprocessor
9 send starts trigger when being added on the diode two ends of photoelectrical coupler G1, LED lighting and make photoelectrical coupler G1
Triode ON, thus the diode of photoelectrical coupler G2, G3 all has electric current to flow through and luminous, finally makes photoelectrical coupler
The triode of G2, G3 is both turned on.When microprocessor 9 trigger disappear after, the diode of photoelectrical coupler G1 not luminous and
The triode making photoelectrical coupler G1 ends, but now the triode of photoelectrical coupler G2 turns on, photoelectrical coupler G2, G3's
The electric current of diode is provided by the triode path of photoelectrical coupler G2, and the triode of photoelectrical coupler G3 continues to turn on shape
State, is equivalent to switch and continues to turn on, and circuit just can be made to restore to the original state until supply voltage E disappears.
Embodiment, not in order to limit the utility model, all is made within spirit of the present utility model and principle
Any modification, equivalent and improvement etc., should be included within protection domain of the present utility model.
Claims (6)
1. an auto-alarming metering cabinet, it includes cabinet (1), the cabinet door (4) that is arranged on cabinet (1), be arranged on cabinet door
(1) electronic lock (20) on；It is characterized in that: it also includes anti-theft circuit；Described anti-theft circuit include piezoelectric transducer (22),
Amplifying circuit (7), microprocessor (9), analog to digital conversion circuit (10), latching circuit (15), warning circuit (8), camera arrangement
(3), identity recognition device (5)；Being provided with side strip (21) on the doorframe of cabinet (1), piezoelectric transducer (22) is arranged on cabinet door
(4) inner side, during cabinet door (4) Guan Bi, piezoelectric transducer (22) pressure holding is on side strip (21), when cabinet door (4) is opened, piezoelectric sensing
Device (22) changes the voltage signal of self output because of pressure change；Piezoelectric transducer (22) passes sequentially through amplifying circuit (7), mould
Number conversion circuit (10) connects microprocessor (9), and microprocessor (9) connects warning circuit (8) by latching circuit (15)；Micro-place
Reason device (9) is connected respectively with identity recognition device (5), camera arrangement (3), electronic lock (20).
2. auto-alarming metering cabinet as claimed in claim 1, it is characterised in that: latching circuit (15) includes resistance R1, electricity
Resistance R2, photoelectrical coupler G1, photoelectrical coupler G2, photoelectrical coupler G3；The diode anode of photoelectrical coupler G1 is via resistance
R1 connects power Vcc, and the diode cathode of photoelectrical coupler G1 connects the control signal end of microprocessor (9)；Photoelectrical coupler G1's
The colelctor electrode connecting valve power supply E of triode, the emitter stage of the triode of photoelectrical coupler G1 connects the two of photoelectrical coupler G2
Pole tube anode, the diode cathode of photoelectrical coupler G2 connects the diode anode of photoelectrical coupler G3, photoelectrical coupler G3's
Diode cathode is grounded via resistance R2；The colelctor electrode connecting valve power supply of the triode of photoelectrical coupler G2, photoelectrical coupler
The emitter stage of the triode of G2 connects the diode anode of photoelectrical coupler G2；The colelctor electrode of the triode of photoelectrical coupler G3 with
Emitter stage connects the positive-negative input end of warning circuit (8).
3. auto-alarming metering cabinet as claimed in claim 1, it is characterised in that: identity recognition device is provided with LED on (5)
Display screen (6).
4. auto-alarming metering cabinet as claimed in claim 1, it is characterised in that: microprocessor (9) is integrated in identification
In device (5).
5. auto-alarming metering cabinet as claimed in claim 1, it is characterised in that: described anti-theft circuit also includes memory,
Described memory connects camera arrangement (3).
6. auto-alarming metering cabinet as claimed in claim 1, it is characterised in that: described anti-theft circuit also includes wireless data
Transmitting device (13), server (14)；One end of wireless data transmission device (13) connects microprocessor (9), and the other end connects
Server (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620646760.4U CN205680946U (en) | 2016-06-24 | 2016-06-24 | A kind of auto-alarming metering cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620646760.4U CN205680946U (en) | 2016-06-24 | 2016-06-24 | A kind of auto-alarming metering cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205680946U true CN205680946U (en) | 2016-11-09 |
Family
ID=57429674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620646760.4U Expired - Fee Related CN205680946U (en) | 2016-06-24 | 2016-06-24 | A kind of auto-alarming metering cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205680946U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109215195A (en) * | 2018-09-06 | 2019-01-15 | 中国人民解放军军事科学院军事医学研究院 | Biological sample sampling box |
-
2016
- 2016-06-24 CN CN201620646760.4U patent/CN205680946U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109215195A (en) * | 2018-09-06 | 2019-01-15 | 中国人民解放军军事科学院军事医学研究院 | Biological sample sampling box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161109 Termination date: 20180624 |