CN208385264U - A kind of high-tension switch cabinet blocking device for adopting code verifying - Google Patents

Abstract

A kind of high-tension switch cabinet blocking device for adopting code verifying, using charged display device locking matched with five anti-padlocks, it is arranged in 6 anti-misoperation locking points of switchgear, respectively breaker, bus plug-in strip, route plug-in strip, door of switch cabinet, switch and bus plug-in strip pile crown, line side Earth pile-head indirectly.The verifying of electrification is made whether to functional arrangement by installing electrified display interlock apparatus additional, when confirming route without electricity, five preventing key of computer is encoded by blocking device acquisition electricity and is converted to unlock instruction, is unlocked by five anti-padlocks of the instruction to switchgear rear cabinet door.Charged display device is acquired busbar voltage, and is transferred to five and prevents adopting a yard port, and when busbar voltage is not zero, five anti-computer keys can not acquire the electricity coding for opening cabinet door.The repacking ordinary high pressure switchgear that the utility model can be convenient, operation is simple and reliable, and cost of installation and maintenance is low, it is easy to accomplish microcomputer joint defence.

Description

A kind of high-tension switch cabinet blocking device for adopting code verifying

Technical field

The utility model relates to electric power five-defence block fields, and in particular to a kind of high-tension switch cabinet locking dress for adopting code verifying It sets.

Background technique

In substation, working environment is complicated, and electrical equipment type is varied, easily generation operating personnel's maloperation thing Therefore.Maloperation event once occurs, it is possible to cause bus, line outage, in some instances it may even be possible to can cause large-area power-cuts, threaten people Body safety and the stabilization of power grids.Currently, usually equipment manufacturer can be latched switchgear rear cabinet door using two ways, i.e., rear cabinet Door and carrys additionally mechanical lock at installing electromagnetic lock.The blocking method for wherein using electromagnetic lock, i.e., install pressure type high pressure on rear cabinet door Charged display device and electromagnetic lock, and by the locking contact string of pressure type high voltage display device output to electromagnetism lock loop, When pressure type high voltage display device has detected electricity, locking contact is opened, and electromagnetic lock is unable to excitation, and then can not solve Lock, can not open cabinet door, achieve the purpose that there is electric forced blocking.This closedown mode principle is simple and convenient to operate, can be certain Play the role of preventing mistakenly entering charged chamber in degree.And process is often blocked it was verified that electromagnetic lock failure rate is very high Puckery, unblock button cannot return to the problems such as causing coil to charge for a long time in time, exactly there is this insecure problem, nowadays Electromagnetic lock is all configured with solution lock key substantially, for electromagnetic lock failure or in emergency circumstances uses, and the solution lock key does not often have It is effectively managed, scene has the phenomenon that arbitrarily using.

202159620 U of China Patent No. CN, publication date on March 7th, 2012, a kind of high-voltage board five anti-mechanical latching connection Locking device is mounted between vacuum circuit breaker and mechanical latching plate, including shift fork, is bent guide plate, is fixed on vacuum circuit breaker It exports the fanning strip on big axis and is movably connected in the bindiny mechanism of fanning strip one end, the bindiny mechanism is by screw rod and folder Fork constitute, the bracket have two pieces of supporting plates being oppositely arranged, the fanning strip activity be located in bracket one end two supporting plates it Between, it is welded with nut between two supporting plates of the bracket other end, the screw rod is screwed in nut, screw rod one end passes through described bend and leads Shift fork is directed toward to plate.The anti-mechanical latching interlock structure of the utility model high-voltage board five is simple, have it is easy to operate, use peace Entirely, reliable feature is interlocked.It is easy to fail because of corrosion, processing and manufacturing is at high cost, while can not only with mechanical mechanism It realizes microcomputer network joint defence, there is limitation.

Utility model content

Technical problem to be solved by the utility model is: high-voltage switch cabinet anti-mislock device and its control method are steady at present Qualitative and safety difference technical problem.Propose a kind of five anti-padlocks using charged display device and with authentication function Adopt the high-tension switch cabinet blocking device of code verifying.

In order to solve the above technical problems, technical solution adopted in the utility model are as follows: it is a kind of adopt code verifying height press off Close cabinet blocking device, including charged display device, five anti-computer keys, five anti-padlocks and latching accessory, the electrification display dress It sets and prevents adopting a yard port including high pressure sensor, connecting line, display and five, the high pressure sensor is connect with high voltage bus, institute It states connecting line and connects high pressure sensor with display, the display is mounted on the outside of high-voltage switch cabinet door, and described five is anti- Adopt yard port installation over the display；The latching accessory is arranged on the error preventing lock point of high-tension switch cabinet, the five anti-padlock It is matched with latching accessory, computer key interface is provided on the lock body of five anti-padlocks, unlocking dress is provided in five anti-padlock bodies It sets, the unlocking apparatus is connect with computer key interface.Acquire whether high voltage bus charges by charged display device, if high pressure Unlocking information is then transmitted in five anti-computer keys by bus without electricity, and five anti-computer keys are connect with five anti-padlocks, both can be with To five anti-padlock power supplies, while unlocking information can be applicable in and unlock five anti-padlocks, realize unlocking process.

Lead to preferably, the five anti-computer key case includes shell, microprocessor, fast storage, power supply contact, data Letter contact and built-in power, the microprocessor and built-in power are arranged in shell, the power supply contact and data communication touching Point is arranged in housing outer surface, and the power supply contact is connect with built-in power, the data communication contact and fast storage and Microprocessor connection, the error preventing lock point of the high-tension switch cabinet include breaker, bus plug-in strip, route plug-in strip, door of switch cabinet, Switch and bus plug-in strip pile crown and line side Earth pile-head indirectly.Built-in power both can be anti-for five in five anti-computer keys Computer key power supply, and can prevent adopting a yard port for the five of charged display device when connecting charged display device or five anti-padlocks Or five anti-padlock power supplies so that anti-yard port and the five anti-padlocks adopted of the five of charged display device without individual power supply, save at This.

Preferably, five anti-padlocks include padlock, unlocking apparatus and computer key interface, unlocking apparatus includes eccentric wheel electricity Machine, MCU and memory；Computer key interface is mounted on the outside of padlock lock body, and unlocking apparatus is mounted in padlock lock body, computer key Spoon interface is matched with five anti-computer keys, and computer key interface includes power supply contact and data contact, and power supply contact and data are touched Point is connect with MCU, and eccentric turbin generator and memory are connect with MCU；Padlock lock tongue surface is provided with the notch of setting length, partially The eccentric wheel of heart turbin generator is abutted with notch far from the one side of padlock shackle free end.When five anti-computer keys and five anti-padlocks The connection of computer key interface when, five anti-padlocks obtain electric, and the information and proving program that MCU is stored by memory are to five anti-computers The unlocking information that key carries is verified, if information meets, MCU makes its rotation to eccentric wheel electrical power, in eccentric wheel Promotion under lock tongue is retracted, padlock unlock.

Preferably, the error preventing lock point of the high-tension switch cabinet is cabinet door, the latching accessory includes fixinig plate and activity Plate, the movable plate and fixinig plate are articulated and connected, and the fixinig plate is plate-like, and fixinig plate is fixedly mounted on high-voltage switch cabinet door On, it is provided with hollow out in the middle part of fixinig plate, high-voltage switch cabinet door keyhole is located in the hollow out, the movable plate fixinig plate fitting When cover the hollow out, fixinig plate side and movable plate corresponding side are provided with riser, and lockhole, the lock are provided on the riser The anti-padlock matching of Kong Yuwu.By adding the latching accessory, ordinary high pressure switchgear can be easily reequiped, carries out device upgrade Transformation, at low cost and effect are good.

Preferably, the error preventing lock point of the high-tension switch cabinet is the extinguishing arc plug-in strip equipped with JS interlocking mechanism, it is described to close Locking accessory includes upper fixinig plate, lower fixinig plate, baffle, lock nose and limit film, and fixed is in a strip shape with lower fixinig plate, Upper fixinig plate is fixedly mounted on above JS interlocking mechanism, and the lower fixinig plate is fixedly mounted below JS interlocking mechanism, the limit Bit slice is fixed on fixinig plate, and the lock nose is fixed on lower fixinig plate, and the baffle is in a strip shape, has arch in the middle part of baffle It rises, baffle lower part is provided with and the matched hole of JS interlocking mechanism.By installing this latching accessory additional, it must can effectively be latched JS interlocking machine Structure.

Preferably, described five prevent that adopting a yard port includes that electronic switch, data line, reading data contact and data are deposited Reservoir, the reading data contact are matched with five anti-computer keys, and the data storage is read by data line and data Contact is taken to connect, the electronic switch is located on data line, and the electronic switch controling end is connect with high pressure sensor, when High pressure sensor exports terminal potential and is lower than electronic switch connection when setting value, when high pressure sensor output end voltage-to-ground is big Electronic switch disconnects when setting value.If electronic switch disconnects, nothing between reading data contact and data storage Access, five anti-computer keys are also just read less than unlocking information.

Preferably, the high pressure sensor is capacitor C1, capacitor C1 first end is connect with high voltage bus；The display Including shell and several show circuits, the show circuit includes capacitor C2, piezoelectric ceramics, static contact P1, static contact P2, moves Contact P3, diode D1, zener diode D2, light emitting diode D3, capacitor C3 and current-limiting resistance R1, capacitor C2 first end pass through Connecting line is connect with capacitor C1 second end, and capacitor C2 second end ground connection, piezoelectric ceramics bottom surface is fixed on shell, piezoelectric ceramics top Face is fixedly connected with movable contact spring P3 insulation, and piezoelectric ceramics left side passes through the sheet metal being bonded therewith and capacitor C2 first end connects Connect, piezoelectric ceramics right side by the sheet metal that is bonded therewith ground connection, the static contact P1 and the conllinear step of static contact P2 and it Between there are gap, the movable contact spring P3 is bonded with the side of static contact P1 and static contact P2 and covers the gap, the stationary contact Piece P1 is connect with capacitor C2 first end, and the static contact P2 is connect with diode D1 anode, the diode D1 cathode and capacitor The connection of C3 first end, capacitor C3 second end ground connection, zener diode D2 cathode and light emitting diode D3 anode with capacitor C3 the One end connection, zener diode D2 plus earth, light emitting diode D3 cathode are grounded through current-limiting resistance R1.

High voltage bus usually has 110KV, 35KV or 10kV alternating voltage, thus when driving light emitting diode D3 to shine It is reduced to 5V firstly the need of progress decompression appropriate, such as by 110kV, for driving lumination of light emitting diode, however high pressure is female If line has a few hectovolt alternating voltages because of failure, light emitting diode D3 will cannot get enough driving voltages without sending out Light, but the alternating voltage of a few hectovolts still has risk.For such problems, utility model people devises above-mentioned decompression Circuit, capacitor C1 and capacitor C2 series connection, the two all has certain impedance, thus can play the role of partial pressure, adjusts capacitor The capacitance ratio of C1 and capacitor C2, the dividing ratios that both adjustable capacitor C2 first end obtains, so that high voltage bus band is just Often electric field strength is less than piezoelectric ceramics breakdown strength between piezoelectric ceramics two sides when electrification, if needed can be in piezoelectric ceramics It installs capacitor between left side metal plate and capacitor C2 first end additional further to divide, capacitor C2 first end voltage-to-ground presses sinusoidal rule Variation, when capacitor C2 first end is over the ground positive voltage, piezoelectric ceramics elongates or shortens under electric field action, when voltage is no more than When setting value, movable contact spring P3 is contacted with static contact P1 and static contact P2, at this time high voltage bus by capacitor C1 to capacitor C3 into Row charging, when voltage is more than setting value, the length variable quantity of piezoelectric ceramics makes movable contact spring P3 and static contact P1 or static contact P2 is disengaged, that is, has cut off the connection between capacitor C3 and high voltage bus, so that the ceiling voltage of capacitor C3 is setting value, i.e., No matter high voltage bus is with normal high pressure or with the low pressure more much lower than normal high pressure, the both ends capacitor C3 can obtain compared with For constant voltage value, capacitor C3 capacitance is larger, and the charge circuit resistance of capacitor C3 is much smaller than discharge loop, so that high pressure When bus has lower voltage, light emitting diode D3 still has brighter brightness.

A kind of control method of high-tension switch cabinet blocking device that adopting code verifying, comprising the following steps: A1) it is anti-described five The unlock for adopting all five anti-locking device of switch cabinet installed on this high-tension switch cabinet of storage in the data storage of yard port is close Yard, the data and program of verifying unlocking pin are stored in the memory of five anti-padlocks of the five anti-locking device of switch cabinet, It will be mounted on the outside of high-tension switch cabinet with the five anti-charged display devices for adopting yard port, five anti-padlocks be arranged in high-voltage switch gear On the locking poiut of cabinet；A2) when needing to overhaul high-tension switch cabinet, breaker, route plug-in strip and bus lock are successively pulled open Knife judges whether high voltage bus charges according to charged display device, on the contrary then forbid opening if it is determined that then enter step A3 without electricity High voltage cabinet door simultaneously terminates process；A3 five anti-computer keys) are prevented that adopting a yard port connect with five, the five anti-electronic switches for adopting yard port It connects, so that five anti-computer keys is may be coupled to data storage and read and store unlocking pin；A4) five anti-computer keys are pressed Process is successively connect with five anti-padlocks of high-tension switch cabinet locking poiut, and five anti-padlocks are key-powered by five anti-computers at this time, verifying The unlocking pin of five anti-computer keys storages, if password correctly if open five anti-padlocks and generate the solution of next process locking poiut Lock cipher opens high-voltage switch cabinet door after the five of whole locking poiuts anti-padlock unlocks.

The substantial effect of the utility model is: the repacking ordinary high pressure switchgear that can be convenient, operation is simple and reliable, peace It fills low with maintenance cost, it is easy to accomplish microcomputer joint defence is beaten to further increase the degree of automation of high-tension switch cabinet anti-misoperation locking Basis is descended.

Detailed description of the invention

Fig. 1 is high-tension switch cabinet blocking device composition figure.

Fig. 2 is five anti-computer Key structure figures.

Fig. 3 is five anti-pad lock structure figures.

Fig. 4 is latching accessory structure chart, and wherein Fig. 4-(1) is that latching accessory unlocks schematic diagram, and Fig. 4-(2) is latching accessory It is latched schematic diagram.

Fig. 5 is the latching accessory structure chart of JS interlocking mechanism locking poiut, and wherein Fig. 5-(1) is JS interlocking mechanism latching accessory It is latched schematic diagram, Fig. 5-(2) is that JS interlocking mechanism latching accessory unlocks schematic diagram.

Fig. 6 is show circuit schematic diagram.

Wherein: 1, high voltage bus, 2, high pressure sensor, 3, connecting line, 4, shielding line, 5, five prevent adopting a yard port, 6, display Device, 7, data communication contact, 8, power supply contact, 9, high-tension switch cabinet, 10, five anti-padlocks, 11, computer key interface, 12, locking Attachment, 13, shielding line electrification display, 14, five anti-computer keys, 15, shell, 16, built-in power, 17, fast storage, 18, Microprocessor, 19, lock bridge, 20, memory, 21, MCU, 22, data contact, 23, lock tongue, 24, eccentric wheel, 25, eccentric wheel electricity Machine, 26, lock body, 27, power supply contact, 28, riser, 29, cabinet door locking poiut, 30, movable plate, 31, fixinig plate, 32, upper fixinig plate, 33, JS interlocking mechanism, 34, baffle, 35, lower fixinig plate, 36, lock nose, 37, piezoelectric ceramics.

Specific embodiment

Below by specific embodiment, and in conjunction with attached drawing, specific embodiment of the present utility model is made further specific Explanation.

As shown in Figure 1, for high-tension switch cabinet blocking device composition figure, the high pressure sensor of high voltage bus charged display device 2 connect with high voltage bus 1, and high pressure sensor 2 is connect by connecting line 3 with display 6, and shielding line 4 coats connecting line 3 and is grounded, Shielding line 4 is connect with shielding line electrification display 13, and five anti-yard ports 5 of adopting arrange that five anti-computers are arranged on the key on the display 6 There are data communication contact 7 and power supply contact 8, anti-adopts yard port 5 and the corresponding Interface Matching of five anti-padlocks 10, five anti-padlocks with five 10 are arranged at the locking poiut of high-tension switch cabinet 9 with latching accessory 12, are disposed with computer key interface 11 on five anti-padlocks 10, When high voltage bus 1 is without electricity, five anti-computer keys with five it is anti-adopt yard port 5 and connect can read unlocking information and stored Come, then connect five anti-computer keys with the computer key interface 11 of five anti-padlocks 10, five anti-computer keys can be acquired To unlocking information verified by five anti-padlocks 10, be verified then five anti-padlocks unlock, and then complete high-tension switch cabinet 9 and close The safety unlock of lock point.

As shown in Fig. 2, be five anti-computer Key structure figures, five anti-computer key cases include shell 15, microprocessor 18, fast Fast memory 17, power supply contact 8, data communication contact 7 and built-in power 16, microprocessor 18 and built-in power arrangement 16 are in shell In body 15, power supply contact 8 and data communication contact 7 are arranged in 15 outer surface of shell, and power supply contact 8 is connect with built-in power 16, Data communication contact 7 and fast storage 17 are connect with microprocessor 18, the error preventing lock point of high-tension switch cabinet 9 include breaker, Bus plug-in strip, route plug-in strip, door of switch cabinet, switch and bus plug-in strip pile crown and line side Earth pile-head indirectly.It is anti-five Built-in power 16 not only can be key-powered for five anti-computers in computer key, but also can be in connection charged display device or five anti-padlocks When, it powers for the five anti-anti- padlocks 10 in yard port 5 or five of adopting of charged display device, so that the five of charged display device are anti-to adopt a yard end Mouth 5 and five anti-padlocks 10 are not necessarily to individual power supply, save cost.

As shown in figure 3, being five anti-pad lock structure figures, five anti-padlocks include padlock, unlocking apparatus and computer key interface, are opened Locking device includes eccentric turbin generator 25, MCU21 and memory 20；Computer key interface is mounted on 26 outside of padlock lock body, unlocks Device is mounted in padlock lock body 26, and computer key interface is matched with five anti-computer keys, and computer key interface includes power supply touching Point 27 and data contact 22, power supply contact 27 and data contact 22 are connect with MCU21, and eccentric turbin generator 25 and memory 20 are equal It is connect with MCU21；23 surface of padlock lock tongue is provided with the notch of setting length, and the eccentric wheel 24 and notch of eccentric turbin generator 25 are separate The one side of 19 free end of padlock shackle abuts.When five anti-computer keys are connect with the computer key interface of five anti-padlocks, five Anti- padlock 10 obtains the unlock letter electric, the information and proving program that MCU21 is stored by memory 20 carry five anti-computer keys Breath is verified, if information meets, MCU21 gives the eccentric energization of turbin generator 25 to make its rotation, will under the promotion of eccentric wheel 24 Lock tongue 23 is retracted, padlock unlock.

As shown in figure 4, being latching accessory structure chart, wherein Fig. 4-(1) is that latching accessory unlocks schematic diagram, and Fig. 4-(2) is Latching accessory is latched schematic diagram, and latching accessory includes fixinig plate 31 and movable plate 30, and movable plate 30 and fixinig plate 31 are articulated and connected, Fixinig plate 31 is plate-like, and fixinig plate 31 is fixedly mounted in 9 cabinet door of high-tension switch cabinet, and hollow out, high pressure are provided in the middle part of fixinig plate 31 9 cabinet door keyhole 29 of switchgear is located in hollow out, and 30 fixinig plate of movable plate covers hollow out, 31 side of fixinig plate and activity when being bonded 30 corresponding side of plate is provided with riser 28, and lockhole is provided on riser 28, and lockhole is matched with five anti-padlocks 10.By adding the locking Attachment can easily reequip ordinary high pressure switchgear 9, carry out device upgrade transformation, and at low cost and effect is good.

As shown in figure 5, being the latching accessory structure chart of JS interlocking mechanism locking poiut, wherein Fig. 5-(1) is JS interlocking mechanism Latching accessory is latched schematic diagram, and Fig. 5-(2) is that JS interlocking mechanism latching accessory unlocks schematic diagram, the error preventing lock of high-tension switch cabinet 9 Point is the extinguishing arc plug-in strip equipped with JS interlocking mechanism 33, and latching accessory includes upper fixinig plate 32, lower fixinig plate 35, baffle 34, lock Nose 36 and limit film, upper fixinig plate 32 and lower fixinig plate 35 are in a strip shape, and upper fixinig plate 32 is fixedly mounted on JS interlocking mechanism 33 Top, lower fixinig plate 35 are fixedly mounted on 33 lower section of JS interlocking mechanism, and limit film is fixed on fixinig plate 32, and lock nose 36 is fixed On lower fixinig plate 35, baffle 34 is in a strip shape, has arc to arch upward in the middle part of baffle 34, and 34 lower part of baffle is provided with and JS interlocking mechanism 33 Matched hole.By installing this latching accessory additional, it must can effectively be latched JS interlocking mechanism 33.

Five anti-yard ports 5 of adopting include electronic switch, data line, reading data contact and data storage, and data are read Contact is taken to match with five anti-computer keys, data storage is connect by data line with reading data contact, electronic switch On data line, electronic switch controling end is connect with high pressure sensor 2, is lower than when high pressure sensor 2 exports terminal potential Electronic switch is connected when setting value, and when 2 output end voltage-to-ground of high pressure sensor is greater than or equal to setting value, electronic cutting is turned off It opens.If electronic switch disconnects, nonpassage between reading data contact and data storage, five anti-computer keys are also just read not To unlocking information.

As shown in fig. 6, being show circuit schematic diagram, high pressure sensor 2 is capacitor C1, capacitor C1 first end and high voltage bus Connection；Display 6 includes shell and several show circuits, and show circuit includes capacitor C2, piezoelectric ceramics, static contact P1, quiet Contact P2, movable contact spring P3, diode D1, zener diode D2, light emitting diode D3, capacitor C3 and current-limiting resistance R1, capacitor C2 First end is connect by connecting line with capacitor C1 second end, and capacitor C2 second end ground connection, 37 bottom surface of piezoelectric ceramics is fixed on shell On, 37 top surface of piezoelectric ceramics is fixedly connected with movable contact spring P3 insulation, and 37 left side of piezoelectric ceramics passes through the sheet metal being bonded therewith It is connect with capacitor C2 first end, 37 right side of piezoelectric ceramics passes through the sheet metal ground connection being bonded therewith, static contact P1 and static contact The conllinear step of P2 and between there are gap, movable contact spring P3 is bonded with the side of static contact P1 and static contact P2 and covers gap, quiet Contact P1 is connect with capacitor C2 first end, and static contact P2 is connect with diode D1 anode, diode D1 cathode and capacitor C3 first End connection, capacitor C3 second end ground connection, zener diode D2 cathode and light emitting diode D3 anode connect with capacitor C3 first end It connects, zener diode D2 plus earth, light emitting diode D3 cathode is grounded through current-limiting resistance R1.As recommendation, in piezoelectric ceramics It is connected with capacitor C4 between 37 left side sheet metals and capacitor C2 first end, for reducing the electric field strength of 37 two sides of piezoelectric ceramics To guarantee that piezoelectric ceramics 37 is not breakdown.

A kind of control method of high-tension switch cabinet blocking device that adopting code verifying, comprising the following steps: A1) prevent adopting code five The unlocking pin for all five anti-locking device of switch cabinet installed on this high-tension switch cabinet of storage in the data storage of port, five It is stored with the data and program of verifying unlocking pin in the memory of the anti-padlock of the five of anti-locking device of switch cabinet, will prevent with five The charged display device for adopting yard port is mounted on the outside of high-tension switch cabinet, and five anti-padlocks are arranged in the locking poiut of high-tension switch cabinet On；A2) when needing to overhaul high-tension switch cabinet, breaker, route plug-in strip and bus plug-in strip are successively pulled open, according to electrification On the contrary display device judges whether high voltage bus charges, then forbid opening high voltage cabinet door simultaneously if it is determined that then enter step A3 without electricity Terminate process；A3 five anti-computer keys) are prevented that adopting a yard port connect with five, the five anti-electronic switches for adopting yard port are connected, and make five Anti- computer key may be coupled to data storage and read and store unlocking pin；A4 five anti-computer keys) are pressed into process successively It is connect with five anti-padlocks of high-tension switch cabinet locking poiut, five anti-padlocks are key-powered by five anti-computers at this time, verify five anti-computers The unlocking pin of key storage, if password correctly if open five anti-padlocks and generate the unlocking pin of next process locking poiut, After the five of whole locking poiuts anti-padlock unlocks, high-voltage switch cabinet door is opened.

Embodiment described above is a kind of preferable scheme of the utility model, is not made to the utility model any Formal limitation, there are also other variations and modifications on the premise of not exceeding the technical scheme recorded in the claims.

Claims (9)

1. a kind of high-tension switch cabinet blocking device for adopting code verifying, which is characterized in that

It include high pressure including charged display device, five anti-computer keys, five anti-padlocks and latching accessory, the charged display device Sensor, connecting line, display and five are anti-to adopt a yard port, and the high pressure sensor is connect with high voltage bus, and the connecting line will High pressure sensor is connected with display, and the display is mounted on the outside of high-voltage switch cabinet door, and described five anti-yard ports of adopting are pacified Dress is over the display；The latching accessory is arranged on the error preventing lock point of high-tension switch cabinet, the five anti-padlock and latching accessory It matches, is provided with computer key interface on the lock body of five anti-padlocks, unlocking apparatus, the unlocking are provided in five anti-padlock bodies Device is connect with computer key interface；

The five anti-padlock includes padlock, unlocking apparatus and computer key interface, the unlocking apparatus include eccentric turbin generator, MCU and memory；

The computer key interface is mounted on the outside of padlock lock body, and the unlocking apparatus is mounted in padlock lock body, computer key Interface is matched with five anti-computer keys, and computer key interface includes power supply contact and data contact, the power supply contact and data Contact is connect with MCU, and the bias turbin generator and memory are connect with MCU；

Padlock lock tongue surface is provided with the notch of setting length, and the eccentric wheel and the notch of the bias turbin generator are far from extension The one side for locking lock bridge free end abuts；

Described five prevent that adopting a yard port includes electronic switch, data line, reading data contact and data storage, the data It reads contact to match with five anti-computer keys, the data storage is connect by data line with reading data contact, institute It states electronic switch to be located on data line, the electronic switch controling end is connect with high pressure sensor, when high pressure sensor is defeated Terminal potential is lower than electronic switch when setting value and connects out, when high pressure sensor output end voltage-to-ground is greater than or equal to setting Electronic switch disconnects when value.

2. a kind of high-tension switch cabinet blocking device for adopting code verifying according to claim 1, which is characterized in that

The five anti-computer key case includes shell, microprocessor, fast storage, power supply contact, data communication contact and built-in Power supply, the microprocessor and built-in power are arranged in shell, and the power supply contact and data communication contact are arranged in shell Outer surface, the power supply contact are connect with built-in power, and the data communication contact and fast storage are connect with microprocessor, The error preventing lock point of the high-tension switch cabinet includes breaker, bus plug-in strip, route plug-in strip, door of switch cabinet, switch and bus lock Knife pile crown and line side Earth pile-head indirectly.

3. a kind of high-tension switch cabinet blocking device for adopting code verifying according to claim 1 or 2, which is characterized in that

The error preventing lock point of the high-tension switch cabinet is cabinet door, and the latching accessory includes fixinig plate and movable plate, the movable plate It is articulated and connected with fixinig plate, the fixinig plate is plate-like, and fixinig plate is fixedly mounted on high-voltage switch cabinet door, in the middle part of fixinig plate It is provided with hollow out, high-voltage switch cabinet door keyhole is located in the hollow out, and the movable plate fixinig plate covers described engrave when being bonded Sky, fixinig plate side and movable plate corresponding side are provided with riser, and lockhole, the lockhole and five anti-padlocks are provided on the riser Matching.

4. a kind of high-tension switch cabinet blocking device for adopting code verifying according to claim 1 or 2, which is characterized in that

The error preventing lock point of the high-tension switch cabinet is the extinguishing arc plug-in strip equipped with JS interlocking mechanism, and the latching accessory includes upper solid Stator, lower fixinig plate, baffle, lock nose and limit film, fixed in a strip shape with lower fixinig plate, the fixed peace of upper fixinig plate Above JS interlocking mechanism, the lower fixinig plate is fixedly mounted below JS interlocking mechanism, and the limit film is fixed on solid On stator, the lock nose is fixed on lower fixinig plate, and the baffle is in a strip shape, has arc to arch upward in the middle part of baffle, baffle lower part is opened Have and the matched hole of JS interlocking mechanism.

5. a kind of high-tension switch cabinet blocking device for adopting code verifying according to claim 3, which is characterized in that

The error preventing lock point of the high-tension switch cabinet is the extinguishing arc plug-in strip equipped with JS interlocking mechanism, and the latching accessory includes upper solid Stator, lower fixinig plate, baffle, lock nose and limit film, fixed in a strip shape with lower fixinig plate, the fixed peace of upper fixinig plate Above JS interlocking mechanism, the lower fixinig plate is fixedly mounted below JS interlocking mechanism, and the limit film is fixed on solid On stator, the lock nose is fixed on lower fixinig plate, and the baffle is in a strip shape, has arc to arch upward in the middle part of baffle, baffle lower part is opened Have and the matched hole of JS interlocking mechanism.

6. a kind of high-tension switch cabinet blocking device for adopting code verifying according to claim 1 or 2, which is characterized in that

The high pressure sensor is capacitor C1, and capacitor C1 first end is connect with high voltage bus；

The display includes shell and several show circuits, and the show circuit includes capacitor C2, piezoelectric ceramics, static contact P1, static contact P2, movable contact spring P3, diode D1, zener diode D2, light emitting diode D3, capacitor C3 and current-limiting resistance R1, electricity Hold C2 first end to connect by connecting line with capacitor C1 second end, capacitor C2 second end ground connection, piezoelectric ceramics bottom surface is fixed on shell On body, piezoelectric ceramics top surface and movable contact spring P3 insulation are fixedly connected, piezoelectric ceramics left side pass through the sheet metal that is bonded therewith with The connection of capacitor C2 first end, piezoelectric ceramics right side pass through the sheet metal ground connection being bonded therewith, the static contact P1 and static contact The conllinear step of P2 and between there are gap, the movable contact spring P3 is bonded with the side of static contact P1 and static contact P2 and covers described Gap, the static contact P1 are connect with capacitor C2 first end, and the static contact P2 is connect with diode D1 anode, the diode D1 cathode is connect with capacitor C3 first end, capacitor C3 second end ground connection, zener diode D2 cathode and light emitting diode D3 anode It is connect with capacitor C3 first end, zener diode D2 plus earth, light emitting diode D3 cathode is grounded through current-limiting resistance R1.

7. a kind of high-tension switch cabinet blocking device for adopting code verifying according to claim 3, which is characterized in that

The high pressure sensor is capacitor C1, and capacitor C1 first end is connect with high voltage bus；

The display includes shell and several show circuits, and the show circuit includes capacitor C2, piezoelectric ceramics, static contact P1, static contact P2, movable contact spring P3, diode D1, zener diode D2, light emitting diode D3, capacitor C3 and current-limiting resistance R1, electricity Hold C2 first end to connect by connecting line with capacitor C1 second end, capacitor C2 second end ground connection, piezoelectric ceramics bottom surface is fixed on shell On body, piezoelectric ceramics top surface and movable contact spring P3 insulation are fixedly connected, piezoelectric ceramics left side pass through the sheet metal that is bonded therewith with The connection of capacitor C2 first end, piezoelectric ceramics right side pass through the sheet metal ground connection being bonded therewith, the static contact P1 and static contact The conllinear step of P2 and between there are gap, the movable contact spring P3 is bonded with the side of static contact P1 and static contact P2 and covers described Gap, the static contact P1 are connect with capacitor C2 first end, and the static contact P2 is connect with diode D1 anode, the diode D1 cathode is connect with capacitor C3 first end, capacitor C3 second end ground connection, zener diode D2 cathode and light emitting diode D3 anode It is connect with capacitor C3 first end, zener diode D2 plus earth, light emitting diode D3 cathode is grounded through current-limiting resistance R1.

8. a kind of high-tension switch cabinet blocking device for adopting code verifying according to claim 4, which is characterized in that

The high pressure sensor is capacitor C1, and capacitor C1 first end is connect with high voltage bus；

The display includes shell and several show circuits, and the show circuit includes capacitor C2, piezoelectric ceramics, static contact P1, static contact P2, movable contact spring P3, diode D1, zener diode D2, light emitting diode D3, capacitor C3 and current-limiting resistance R1, electricity Hold C2 first end to connect by connecting line with capacitor C1 second end, capacitor C2 second end ground connection, piezoelectric ceramics bottom surface is fixed on shell On body, piezoelectric ceramics top surface and movable contact spring P3 insulation are fixedly connected, piezoelectric ceramics left side pass through the sheet metal that is bonded therewith with The connection of capacitor C2 first end, piezoelectric ceramics right side pass through the sheet metal ground connection being bonded therewith, the static contact P1 and static contact The conllinear step of P2 and between there are gap, the movable contact spring P3 is bonded with the side of static contact P1 and static contact P2 and covers described Gap, the static contact P1 are connect with capacitor C2 first end, and the static contact P2 is connect with diode D1 anode, the diode D1 cathode is connect with capacitor C3 first end, capacitor C3 second end ground connection, zener diode D2 cathode and light emitting diode D3 anode It is connect with capacitor C3 first end, zener diode D2 plus earth, light emitting diode D3 cathode is grounded through current-limiting resistance R1.

9. a kind of high-tension switch cabinet blocking device for adopting code verifying according to claim 5, which is characterized in that

The high pressure sensor is capacitor C1, and capacitor C1 first end is connect with high voltage bus；

The display includes shell and several show circuits, and the show circuit includes capacitor C2, piezoelectric ceramics, static contact P1, static contact P2, movable contact spring P3, diode D1, zener diode D2, light emitting diode D3, capacitor C3 and current-limiting resistance R1, electricity Hold C2 first end to connect by connecting line with capacitor C1 second end, capacitor C2 second end ground connection, piezoelectric ceramics bottom surface is fixed on shell On body, piezoelectric ceramics top surface and movable contact spring P3 insulation are fixedly connected, piezoelectric ceramics left side pass through the sheet metal that is bonded therewith with The connection of capacitor C2 first end, piezoelectric ceramics right side pass through the sheet metal ground connection being bonded therewith, the static contact P1 and static contact The conllinear step of P2 and between there are gap, the movable contact spring P3 is bonded with the side of static contact P1 and static contact P2 and covers described Gap, the static contact P1 are connect with capacitor C2 first end, and the static contact P2 is connect with diode D1 anode, the diode D1 cathode is connect with capacitor C3 first end, capacitor C3 second end ground connection, zener diode D2 cathode and light emitting diode D3 anode It is connect with capacitor C3 first end, zener diode D2 plus earth, light emitting diode D3 cathode is grounded through current-limiting resistance R1.