CN204131102U - The high-voltage electriferous display locking device that security performance is good - Google Patents
The high-voltage electriferous display locking device that security performance is good Download PDFInfo
- Publication number
- CN204131102U CN204131102U CN201420195786.2U CN201420195786U CN204131102U CN 204131102 U CN204131102 U CN 204131102U CN 201420195786 U CN201420195786 U CN 201420195786U CN 204131102 U CN204131102 U CN 204131102U
- Authority
- CN
- China
- Prior art keywords
- earth
- output apparatus
- signal output
- display
- lightning protector
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Emergency Protection Circuit Devices (AREA)
Abstract
The utility model relates to the good high-voltage electriferous display locking device of a kind of security performance, there is display and inductive pick-up, lightning protector is provided with in described display, lightning protector is connected with conversion module, conversion module is connected with variable gain amplifier, variable gain amplifier is connected with signal comparison module and detection, signal comparison module is connected with signal output apparatus with detection, signal output apparatus is provided with self-inspection, lightning protector is connected with the earth, electric capacity C is provided with between lightning protector and the earth, adjustable switch power supply is provided with earth leakage protective device, earth leakage protective device is connected with the earth, adjustable switch power supply is connected with conversion module and signal output apparatus, the utility model structure is simple, safe and reliable, volume is little, alterating and direct current can exchange use, easy to maintenance, forced blocking can be realized, well can play and prevent charged effect of by mistake closing grounding switch, there is good water resistance simultaneously, ensure that inner member can normally use.
Description
Technical field
The utility model relates to the good high-voltage electriferous display locking device of a kind of security performance.
Background technology
High-voltage electriferous display locking device is mainly used in 35KV and above transformer station, power plant carries out forced blocking to the interconnection line side earthing switch blade between each station, in the power circuit of complexity, make electrified body monitor, be supervisory signal that power monitoring center provides equipment to run in distribution automation.In order to ensure safe operation of power system, require to electric device or electric operation correct, prevent the frequent generation of five kinds of pernicious misoperation faults, five anti-work are listed in one of power department focus technology transformation project for many years always, anti-the referring to of so-called electric power system five prevents from dividing by mistake, falsely close circuit breaker, prevent on-load from dividing, close isolating switch, existing device easily causes misoperation in use procedure, safety hazard is brought to operating personnel, simultaneously because the poor rainwater etc. that causes of sealing property of shell enters, device is caused damage, reduce the useful life of device, and existing device needs direct current, cause and use inconvenience.
Utility model content
The technical problems to be solved in the utility model is: overcome the deficiency in prior art, provides a kind of safe and reliable, the high-voltage electriferous display locking device that the security performance that volume is little is good.
The utility model solves the technical scheme that its technical problem adopts: the high-voltage electriferous display locking device that a kind of security performance is good, there is display and inductive pick-up, lightning protector is provided with in described display, lightning protector is connected with conversion module, conversion module is connected with variable gain amplifier, variable gain amplifier is connected with signal comparison module and detection, signal comparison module is connected with signal output apparatus with detection, signal output apparatus is provided with self-inspection, lightning protector is connected with the earth, electric capacity C is provided with between lightning protector and the earth, adjustable switch power supply is provided with earth leakage protective device, earth leakage protective device is connected with the earth, adjustable switch power supply is connected with conversion module and signal output apparatus, signal output apparatus and voice flashing alarm and microcomputer based lockout device and electromagnetic lock are connected, display is connected with inductive pick-up, display is outside equipped with shell, and shell is coated with watertight composition, and watertight composition is coated with insulating barrier.
Further, described signal exports on electricity and is provided with LED.
Further, described shell offers transparent window.
Further, described adjustable switch power supply connects AC power supplies or DC power supply.
The beneficial effects of the utility model are: the utility model structure is simple, safe and reliable, volume is little, alterating and direct current can exchange use, easy to maintenance, forced blocking can be realized, well can play and prevent charged effect of by mistake closing grounding switch, there is good water resistance simultaneously, ensure that inner member can normally use, increase the service life, reduce costs.
Accompanying drawing explanation
Below in conjunction with drawings and embodiments, the utility model is further illustrated.
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of the utility model shell.
1. displays, 2. inductive pick-up, 3. lightning protector, 4. conversion module in figure; 5. variable gain amplifier, 6. signal comparison module, 7. detection; 8. signal output apparatus, 9. self-inspection, 10. earth leakage protective device; 11. earth leakage protective devices, 12. voice flashing alarms, 13. microcomputer based lockout device; 14. electromagnetic locks, 15. shells, 16. watertight compositions; 17. insulating barriers, 18.LED lamp, 19. transparent windows.
Embodiment
By reference to the accompanying drawings the utility model is further described now.The schematic diagram that these accompanying drawings are simplification only illustrates basic structure of the present utility model in a schematic way, and therefore it only shows the formation relevant with the utility model.
As Fig. 1, the high-voltage electriferous display locking device that a kind of security performance shown in 2 is good, there is display 1 and inductive pick-up 2, lightning protector 3 is provided with in display 1, lightning protector 3 is connected with conversion module 4, conversion module 4 is connected with variable gain amplifier 5, variable gain amplifier 5 is connected with signal comparison module 6 and detection 7, signal comparison module 6 is connected with signal output apparatus 8 with detection 7, signal output apparatus 8 is provided with self-inspection 9, lightning protector 3 is connected with the earth, electric capacity C is provided with between lightning protector 3 and the earth, adjustable switch power supply 10 is provided with earth leakage protective device 11, earth leakage protective device 11 is connected with the earth, adjustable switch power supply 10 is connected with conversion module 4 and signal output apparatus 8, signal output apparatus 8 and voice flashing alarm 12 and microcomputer based lockout device 13 and electromagnetic lock 14 are connected, display 1 is connected with inductive pick-up 2, display 1 is outside equipped with shell 15, shell 15 is coated with watertight composition 16, watertight composition 16 is coated with insulating barrier 17, signal output apparatus 8 is provided with LED 18, LED 18 green is shown as without high pressure, red display is for there being high pressure, colourless display does not work, shell 15 offers transparent window 19, well can observe the ruuning situation of high-voltage electriferous display locking device, well can ensure the life security of operating personnel, adjustable switch power supply 10 connects AC power supplies or DC power supply, DC power supply is easy to use, be easy to carry, easy to use, and the service time of power supply is longer, need not often change, increase work efficiency, for the various occasion not having power supply, convenient installation, meet the instructions for use of numerous occasion.
Above-mentioned execution mode is only for illustrating technical conceive of the present utility model and feature; its object is to person skilled in the art can be understood content of the present utility model and be implemented; protection range of the present utility model can not be limited with this; all equivalences done according to the utility model Spirit Essence change or modify, and all should be encompassed in protection range of the present utility model.
Claims (1)
1. the high-voltage electriferous display locking device that a security performance is good, there is display (1) and inductive pick-up (2), it is characterized in that: in described display (1), be provided with lightning protector (3), lightning protector (3) is connected with conversion module (4), conversion module (4) is connected with variable gain amplifier (5), variable gain amplifier (5) is connected with signal comparison module (6) and detection (7), signal comparison module (6) is connected with signal output apparatus (8) with detection (7), signal output apparatus (8) is provided with self-inspection (9), lightning protector (3) is connected with the earth, electric capacity C is provided with between lightning protector (3) and the earth, adjustable switch power supply (10) is provided with earth leakage protective device (11), earth leakage protective device (11) is connected with the earth, adjustable switch power supply (10) is connected with conversion module (4) and signal output apparatus (8), signal output apparatus (8) and voice flashing alarm (12) and microcomputer based lockout device (13) and electromagnetic lock (14) are connected, display (1) is connected with inductive pick-up (2), display (1) is outside equipped with shell (15), shell (15) is coated with watertight composition (16), watertight composition (16) is coated with insulating barrier (17), signal output apparatus (8) is provided with LED (18), shell (15) offers transparent window (19), adjustable switch power supply (10) connects AC power supplies or DC power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420195786.2U CN204131102U (en) | 2014-04-21 | 2014-04-21 | The high-voltage electriferous display locking device that security performance is good |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420195786.2U CN204131102U (en) | 2014-04-21 | 2014-04-21 | The high-voltage electriferous display locking device that security performance is good |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204131102U true CN204131102U (en) | 2015-01-28 |
Family
ID=52387423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420195786.2U Expired - Fee Related CN204131102U (en) | 2014-04-21 | 2014-04-21 | The high-voltage electriferous display locking device that security performance is good |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204131102U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105048436A (en) * | 2015-08-25 | 2015-11-11 | 国家电网公司 | Protection device for preventing high voltage from entering secondary equipment in series |
| CN105098706A (en) * | 2014-05-20 | 2015-11-25 | 庄孟文 | High voltage live-line display locking device with good safety performance |
-
2014
- 2014-04-21 CN CN201420195786.2U patent/CN204131102U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105098706A (en) * | 2014-05-20 | 2015-11-25 | 庄孟文 | High voltage live-line display locking device with good safety performance |
| CN105048436A (en) * | 2015-08-25 | 2015-11-11 | 国家电网公司 | Protection device for preventing high voltage from entering secondary equipment in series |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204131102U (en) | The high-voltage electriferous display locking device that security performance is good | |
| CN206301013U (en) | Box-type substation cable leakage detects warning device | |
| CN103278733B (en) | A kind of cable grounding remote monitoring method and Long-Range Surveillance System | |
| CN205282328U (en) | Prevent blocking device of transformer operation back brake maloperation | |
| CN202737787U (en) | Solar charging type intelligent cross interconnection box | |
| CN202308786U (en) | Charged self-locking alarm high-voltage distribution cabinet | |
| CN203260152U (en) | Safety voice warning device for electric power facilities | |
| CN105098706A (en) | High voltage live-line display locking device with good safety performance | |
| CN206727522U (en) | A kind of armoured | |
| CN206673701U (en) | A kind of mine explosion-proof switch microcomputer monitor and protection device | |
| CN202888715U (en) | Switch-cabinet control unit and switch cabinet | |
| CN205248685U (en) | Box switching station in all -weather underground | |
| CN104071036A (en) | Contact rail traction system of urban rail transit | |
| CN206274333U (en) | The voltage monitoring system of switch cubicle | |
| CN203839915U (en) | Temporary power distribution box power leakage protection alarm control circuit of construction site | |
| CN103872599B (en) | Multifunctional mobile maintenance power box | |
| CN206834704U (en) | A kind of separate type protection type earthing box for electric cable | |
| CN205159813U (en) | Multiloop combination formula vacuum feed switch | |
| CN203039348U (en) | Circuit used to unkeep test field active infrared safe fence | |
| CN206450746U (en) | It is a kind of to prevent the digital monitoring prior-warning device of personnel's electrification in high voltage maloperation | |
| CN204205575U (en) | Charged monitoring locking device | |
| CN202916376U (en) | Low voltage safety warning device capable of performing single-phase grounding alarm | |
| CN205753359U (en) | Motor with real-time tracking overload protection arrangement | |
| CN205157582U (en) | GIS and main neutral point arrester on -line monitoring ware installation device that becomes | |
| CN205070269U (en) | Novel intelligent box -type substation |
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 |
Granted publication date: 20150128 Termination date: 20150421 |
|
| EXPY | Termination of patent right or utility model |