CN206906827U - A kind of contact power supply type high-voltage electriferous display locking device - Google Patents
A kind of contact power supply type high-voltage electriferous display locking device Download PDFInfo
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- CN206906827U CN206906827U CN201720311685.0U CN201720311685U CN206906827U CN 206906827 U CN206906827 U CN 206906827U CN 201720311685 U CN201720311685 U CN 201720311685U CN 206906827 U CN206906827 U CN 206906827U
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- electrical verification
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- locking device
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Abstract
The utility model discloses a kind of contact power supply type high-voltage electriferous display locking device, including shell, indicator lamp, nuclear phase hole and electronic circuit, and indicator lamp and the nuclear phase hole is arranged on shell, and the electronic circuit is located in shell inner cavity, it is characterised in that：The blocking device also includes sensor wire terminal, key electrical verification interface and forced blocking terminal, and the sensor wire terminal, key electrical verification interface and forced blocking terminal are electrically connected with the electronic circuit respectively；The electronic circuit includes being connected with indicator lamp, for controlling the indicating lamp control circuit of LED status.Powered by contact, the anti-misoperation locking of relay locking is realized, the possibility for efficiently solving transistor damage and causing anti-misoperation locking to fail.
Description
Technical field
The utility model belongs to power system detection instruction and mis-locking prevention equipment technical field, is touched more particularly to one kind
Point power supply type high-voltage electriferous display locking device.
Background technology
The powered explicit blocking device of passive high voltage of the existing anti-error interface of band, have for identification in its electrical verification interface
Coded slice, there is electrically conductive electrode electrical verification interface both sides, and conductive electrode is connected with electronic circuit, be serially connected between two conductive electrodes by
The electronic switching circuit of transistor composition, when circuit is powered, electronic switch disconnects, and is not turned between two conductive electrodes, electrical verification is not
Pass through；When circuit is without electricity, electronic switch turns on, and is turned between two conductive electrodes, electrical verification passes through.
Problems be present in the program：
Problem 1：Latch contact realizes that transistor, which is easily damaged, in practical application causes anti-misoperation locking to lose using transistor
Effect.
Problem 2：The transistor concatenated between conductive electrode is easily damaged, and causes anti-error electrical verification result mistake.
Problem 3：Conductive electrode volume is big, production and processing is inconvenient, installation is time-consuming, influences production efficiency.
Utility model content
The utility model is intended on the basis of passive high voltage electrified display interlock apparatus, there is provided and one kind is powered using contact,
Wireless reading code, the mode of relay locking realize the contact power supply type high-voltage electriferous display locking device of electrical verification anti-error function.
The technical solution adopted in the utility model is as follows：A kind of contact power supply type high-voltage electriferous display locking device, including
Shell, indicator lamp, nuclear phase hole and electronic circuit, indicator lamp and the nuclear phase hole are arranged on shell, and the electronic circuit is located at
In shell inner cavity, the blocking device also includes sensor wire terminal, key electrical verification interface and forced blocking terminal, the biography
Sensor binding post, key electrical verification interface and forced blocking terminal are electrically connected with the electronic circuit respectively；
The electronic circuit include be connected with indicator lamp, for control LED status indicating lamp control circuit,
Be connected with indicating lamp control circuit, for the sample circuit to electronic circuit electrical verification,
Be connected with sample circuit, to sample information carry out state control identification and controlling transmission MCU single-chip microcomputers,
It is connected with MCU single-chip microcomputers, data transmit-receive circuit that each signal message is transmitted/received,
It is connected with MCU single-chip microcomputers, carries out state control identification information the relay for forcing solution/lock-in control.
The utility model need not install conductive electrode, solve conductive electrode production and processing inconvenience and installation difficulty etc. and ask
Topic.
Further, the electronic circuit also includes being connected with data transmit-receive circuit, the sensing for transmission of wireless signals
Coil；Be parallel with resonant capacitance in the circuit that the induction coil is connected with data transmit-receive circuit, so as to induction coil group
Into resonance circuit.
Further, the sensor wire terminal electrically connects with sample circuit；The relay and forced blocking terminal
Electrical connection.
More specifically, the sensor terminal electrically connects with sample circuit, and it includes sensors A, sensor B and sensing
Device C.
Further, the sample circuit include be adapted with sensors A, B, C sampling resistor R101, R102,
R103；Described sampling resistor R101, R102, R103 one end electrically connect with indicating lamp control circuit, the other end and MCU single-chip microcomputers
Electrical connection.
More specifically, the blocking device also includes the electrical verification key being adapted with key electrical verification interface, the electrical verification key
Spoon utensil has the function of voice message and power supply.
The electriferous state that electrical verification key by the RFID code values actually read install circuit judges effectively solve
Because transistor damage causes the possibility of anti-error electrical verification error.
Further, be provided with the inwall of the key electrical verification interface with MCU monolithic mechatronics, pass through electrical verification key
The contact that spoon is powered for MCU single-chip microcomputers.
Supplied by contact, the realization of the anti-misoperation locking of electrical relay locking, efficiently solve transistor damage and cause anti-error
The possibility of locking failure.
Brief description of the drawings
The utility model will illustrate by example and with reference to the appended drawing, wherein：
Fig. 1 is the positive structure schematic of the utility model blocking device；
Fig. 2 is the functional block diagram of blocking device；
Fig. 3 is the local function module frame chart of blocking device；
Fig. 4 is the circuit diagram of sample circuit；
Fig. 5 is another local function module frame chart of blocking device；
Fig. 6 is data transmit-receive and resonance circuit figure.
Embodiment
Below in conjunction with the accompanying drawings, the utility model is described in detail.
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only explaining
The utility model, it is not used to limit the utility model.
As shown in Figure 1 and Figure 2, a kind of contact power supply type high-voltage electriferous display locking device, including shell 1, indicator lamp 2, core
Phase hole 3 and electronic circuit, the indicator lamp 2 and nuclear phase hole 3 are arranged on shell 1, and the electronic circuit is located at the inner chamber of shell 1
In,
As shown in Fig. 2 the blocking device also includes sensor wire terminal, key electrical verification interface and forced blocking end
Son, the sensor wire terminal, key electrical verification interface and forced blocking terminal are electrically connected with the electronic circuit respectively；
The electronic circuit include be connected with indicator lamp, for control LED status indicating lamp control circuit,
Be connected with indicating lamp control circuit, for the sample circuit to electronic circuit electrical verification,
Be connected with sample circuit, to sample information carry out state control identification and controlling transmission MCU single-chip microcomputers,
It is connected with MCU single-chip microcomputers, data transmit-receive circuit that each signal message is transmitted/received,
It is connected with MCU single-chip microcomputers, carries out state control identification information the relay for forcing solution/lock-in control.
With reference to shown in Fig. 2, Fig. 3, the sensor wire terminal electrically connects with sample circuit, and the relay closes with pressure
Lock end son electrical connection.The sensor terminal electrically connects with sample circuit, and it includes sensors A, sensor B and sensor C.
When device installs circuit without electricity, A phase, B phase, C phase sensor wire terminal no signal in left-hand broken line frame in Fig. 3
Input, each corresponding light emitting diode (indicator lamp) do not flash；MCU single-chip microcomputer control relays forced blocking output is unblock shape
State.
When device installs circuit powered (phase or multiphase), A phases or B phases or C phases in left-hand broken line frame in Fig. 3
Binding post has signal input, corresponding phase light emitting diode (indicator lamp) flicker；MCU single-chip microcomputer control relay forced blockings are defeated
Go out for blocking.
With reference to shown in Fig. 3, Fig. 4, the sample circuit include be adapted with sensors A, B, C sampling resistor R101,
R102、R103；Described sampling resistor R101, R102, R103 one end electrically connect with indicating lamp control circuit, the other end and MCU
The I/O pins electrical connection of single-chip microcomputer.
With reference to shown in Fig. 2, Fig. 3, Fig. 5, the electronic circuit also includes being connected with data transmit-receive circuit, for wireless signal
The induction coil of transmission；Resonant capacitance is parallel with the circuit that the induction coil is connected with data transmit-receive circuit, so that with
Induction coil forms resonance circuit.
As shown in figure 1, the electrical verification key that the blocking device also includes being adapted with key electrical verification interface 4 (does not show in figure
Show), the electrical verification key has the function of voice message and power supply.Be provided with the inwall of the key electrical verification interface 4 with
MCU monolithic mechatronics, it is the contact 5 that MCU single-chip microcomputers are powered by electrical verification key.
With reference to Fig. 1, Fig. 2, shown, when electrical verification key inserts key electrical verification interface 4, electrical verification key passes through electrical verification interface two
The contact electrode of side is powered to charged display device MCU circuits, MCU startup optimizations；Sample circuit is powered to circuit shown in Fig. 5
Information is acquired, and the band power information collected transfers to MCU processing, and MCU is right according to result (the powered situation of circuit)
Locking relay sends control command；L001 is induction coil in Fig. 6, and C001 is resonant capacitance, network INT and network DATA
MCU I/O pins are connected respectively.The pin for wherein connecting network INT is the pin with external interrupt function, when with the net
After network connection MCU pins detect external interrupt input signal, MCU and log-on data sending function, by connecting with DATA networks
The I/O pins connect are loaded data on the resonance circuit of L001 and C001 compositions, and electrical verification is radioed to by induction coil
Key.Electrical verification key judges whether circuit is powered by the code value information received and sends corresponding voice message.
Above example is only fully open and unrestricted the utility model, it is all based on creation purport of the present utility model,
The replacement of equivalence techniques feature without creative work, the scope of the application exposure should be considered as.
Claims (7)
1. a kind of contact power supply type high-voltage electriferous display locking device, including shell, indicator lamp, nuclear phase hole and electronic circuit, institute
State indicator lamp and nuclear phase hole be arranged on shell, the electronic circuit is located in shell inner cavity, it is characterised in that：The locking dress
Putting also includes sensor wire terminal, key electrical verification interface and forced blocking terminal, the sensor wire terminal, key electrical verification
Interface and forced blocking terminal are electrically connected with the electronic circuit respectively；
The electronic circuit include be connected with indicator lamp, for control LED status indicating lamp control circuit,
Be connected with indicating lamp control circuit, for the sample circuit to electronic circuit electrical verification,
Be connected with sample circuit, to sample information carry out state control identification and controlling transmission MCU single-chip microcomputers,
It is connected with MCU single-chip microcomputers, data transmit-receive circuit that each signal message is transmitted/received,
It is connected with MCU single-chip microcomputers, carries out state control identification information the relay for forcing solution/lock-in control.
2. power supply type high-voltage electriferous display locking device in contact as claimed in claim 1, it is characterised in that：The electronic circuit
Also include being connected with data transmit-receive circuit, the induction coil for transmission of wireless signals；In the induction coil and data transmit-receive
Resonant capacitance is parallel with the connected circuit of circuit, so as to form resonance circuit with induction coil.
3. power supply type high-voltage electriferous display locking device in contact as claimed in claim 1, it is characterised in that：The sensor connects
Line terminals electrically connect with sample circuit；The relay electrically connects with forced blocking terminal.
4. the contact power supply type high-voltage electriferous display locking device as described in claim 1-3 any one, it is characterised in that：Institute
State sensor wire terminal to electrically connect with sample circuit, it includes sensors A, sensor B and sensor C.
5. power supply type high-voltage electriferous display locking device in contact as claimed in claim 4, it is characterised in that：The sample circuit
Including sampling resistor R101, R102, the R103 being adapted with sensors A, B, C；Described sampling resistor R101, R102, R103's
One end electrically connects with indicating lamp control circuit, the other end and MCU monolithic mechatronics.
6. the contact power supply type high-voltage electriferous display locking device as described in claim 1-3 any one, it is characterised in that：Institute
The electrical verification key that blocking device also includes being adapted with key electrical verification interface is stated, the electrical verification key has voice message and power supply
Function.
7. power supply type high-voltage electriferous display locking device in contact as claimed in claim 6, it is characterised in that：Tested in the key
Be provided with the inwall of electrical interface with MCU monolithic mechatronics, pass through electrical verification key be MCU single-chip microcomputers power contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720311685.0U CN206906827U (en) | 2017-03-28 | 2017-03-28 | A kind of contact power supply type high-voltage electriferous display locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720311685.0U CN206906827U (en) | 2017-03-28 | 2017-03-28 | A kind of contact power supply type high-voltage electriferous display locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206906827U true CN206906827U (en) | 2018-01-19 |
Family
ID=61295647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720311685.0U Active CN206906827U (en) | 2017-03-28 | 2017-03-28 | A kind of contact power supply type high-voltage electriferous display locking device |
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| CN (1) | CN206906827U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109461235A (en) * | 2018-10-25 | 2019-03-12 | 长园共创电力安全技术股份有限公司 | A kind of electrical verification method for unlocking |
| CN112234459A (en) * | 2020-11-11 | 2021-01-15 | 国网山东省电力公司青岛供电公司 | External electrified blocking device of box electrical equipment and box electrical equipment |
-
2017
- 2017-03-28 CN CN201720311685.0U patent/CN206906827U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109461235A (en) * | 2018-10-25 | 2019-03-12 | 长园共创电力安全技术股份有限公司 | A kind of electrical verification method for unlocking |
| CN109461235B (en) * | 2018-10-25 | 2021-04-13 | 长园共创电力安全技术股份有限公司 | Electricity testing unlocking method |
| CN112234459A (en) * | 2020-11-11 | 2021-01-15 | 国网山东省电力公司青岛供电公司 | External electrified blocking device of box electrical equipment and box electrical equipment |
| CN112234459B (en) * | 2020-11-11 | 2023-02-28 | 国网山东省电力公司青岛供电公司 | External electrified locking device of box electrical equipment and box electrical equipment |
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