CN204089156U - A kind of high-tension switch cabinet high voltage source decompression automatic brake separating protective device - Google Patents

A kind of high-tension switch cabinet high voltage source decompression automatic brake separating protective device Download PDF

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Publication number
CN204089156U
CN204089156U CN201420473301.1U CN201420473301U CN204089156U CN 204089156 U CN204089156 U CN 204089156U CN 201420473301 U CN201420473301 U CN 201420473301U CN 204089156 U CN204089156 U CN 204089156U
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CN
China
Prior art keywords
switch
high voltage
voltage source
brake separating
automatic brake
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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
Application number
CN201420473301.1U
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Chinese (zh)
Inventor
刘剑华
庞海清
吴增明
常爱军
冯江生
宋作文
牛永江
徐志强
郝文清
靳建平
曹爱民
孙步冠
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刘剑华
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Priority to CN201420473301.1U priority Critical patent/CN204089156U/en
Application granted granted Critical
Publication of CN204089156U publication Critical patent/CN204089156U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model belongs to automatic brake separating protective device technical field, is specifically related to a kind of high-tension switch cabinet high voltage source decompression automatic brake separating protective device.The utility model mainly solves existing high-tension switch cabinet high voltage source decompression and adopts manual operation separating brake method to there is the technical problem easily causing great production accident.The technical solution adopted in the utility model is: a kind of high-tension switch cabinet high voltage source decompression automatic brake separating protective device; comprise ups power, switch 1DK, switch 2DK, line protective devices working power switch DK1, control loop mains switch DK2, far and near control selector switch ZK, closing by hand K switch K1, manual brake separating K switch K2, line protective devices, high pressure locking, switching winding TQ and closing coil HQ, wherein: it also comprises high voltage source o-volt protection relay GSYJ.The utility model has the advantage implementing automatic brake separating protection to high-tension switch cabinet high voltage source decompression.

Description

A kind of high-tension switch cabinet high voltage source decompression automatic brake separating protective device
Technical field
The utility model belongs to automatic brake separating protective device technical field, is specifically related to a kind of high-tension switch cabinet high voltage source decompression automatic brake separating protective device.
Background technology
What the high-pressure vacuum breaker that current domestic high-tension switch cabinet uses substantially all adopted is electric switch-on, the control of electronic separating brake, possesses local operation and remote operation; When after high voltage source decompression, the separating brake of high-tension switch cabinet controls to be no matter that local operation or remote operation are all by manual operation separating brake.After high voltage source decompression appears in high-tension switch cabinet, owing to not possessing the automatic brake separating protection of high voltage source decompression, if there is no timely manual operation separating brake; when high voltage source restores electricity; load, because not having and main power circuit disconnection, can run work suddenly, cause great production accident.
Summary of the invention
The purpose of this utility model solves existing high-tension switch cabinet high voltage source decompression to adopt manual operation separating brake method to there is the technical problem easily causing great production accident, provides a kind of high-tension switch cabinet high voltage source decompression automatic brake separating protective device.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is:
A kind of high-tension switch cabinet high voltage source decompression automatic brake separating protective device, comprise ups power, switch 1DK, switch 2DK, line protective devices working power switch DK1, control loop mains switch DK2, far and near control selector switch ZK, closing by hand K switch K1, manual brake separating K switch K2, line protective devices, high pressure locking, switching winding TQ and closing coil HQ, wherein: it also comprises high voltage source o-volt protection relay GSYJ, output YMa with YMc of coil and high-tension switch cabinet high voltage potential transformer secondary side 110 volts of AC power of described high voltage source o-volt protection relay GSYJ is connected, moving contact and the far and near 2. end controlling selector switch ZK of high voltage source o-volt protection relay GSYJ, 1. the end of closing by hand K switch K1 is connected with the 3. end of manual brake separating K switch K2, the fixed contact of high voltage source o-volt protection relay GSYJ is connected with 93 ends of line protective devices with 4. holding of manual brake separating K switch K2.
Compared with background technology, the utility model has the following advantages:
1) can be monitored the operation of high pressure main power source timely and effectively by the output of high voltage potential transformer secondary side.
2) when power supply decompression appears in high pressure, the utility model can automatic brake separating timely, disconnects main power source and load circuit, effectively ensure that the safety of personnel and equipment.
3) the utility model not only can control the separating brake of separate unit high-tension switch cabinet, and can control the high pressure decompression separating brake of multiple stage high-tension switch cabinet simultaneously paired running simultaneously, and the components and parts of use are few, failure rate is low, and security performance is high.
Accompanying drawing explanation
Accompanying drawing is structural representation of the present utility model.
Embodiment
As as described in accompanying drawing, a kind of high-tension switch cabinet high voltage source decompression automatic brake separating protective device in the present embodiment, comprise ups power, switch 1DK, switch 2DK, line protective devices working power switch DK1, control loop mains switch DK2, far and near control selector switch ZK, closing by hand K switch K1, manual brake separating K switch K2, line protective devices (DMR201P), high pressure locking, switching winding TQ and closing coil HQ, wherein: it also comprises high voltage source o-volt protection relay GSYJ, output YMa with YMc of coil and high-tension switch cabinet high voltage potential transformer secondary side 110 volts of AC power of described high voltage source o-volt protection relay GSYJ is connected, the input of described ups power is connected with 220 volts of AC power, 1. the end of switch 1DK and 3. holding, 1. the end of switch 2DK is connected with the output of ups power with 3. holding, 2. the end of switch 1DK is connected with the 1. end of control loop mains switch DK2 with 1. holding of line protective devices working power switch DK1, 4. the end of switch 1DK is connected with the 3. end of control loop mains switch DK2 with 3. holding of line protective devices working power switch DK1, 2. the end of switch 2DK is connected with the motor of tank circuit with 4. holding, 2. the end of line protective devices working power switch DK1 is connected with 101 ends of line protective devices, 2. the end of control loop mains switch DK2 is connected with the 1. end that distance controls selector switch ZK with 94 ends of line protective devices, the far and near 2. end of control selector switch ZK and the 1. end of closing by hand K switch K1, 3. the end of manual brake separating K switch K2 is connected with the moving contact of high voltage source o-volt protection relay, 2. the end of closing by hand K switch K1 is connected with 91 ends of line protective devices, the fixed contact of high voltage source o-volt protection relay GSYJ is connected with 93 ends of line protective devices with 4. holding of manual brake separating K switch K2, 102 ends of line protective devices are connected with the 4. end of line protective devices working power switch DK1, 4. 95 ends and the control loop mains switch DK2 of line protective devices hold, the first end of closing coil HQ is connected with the first end of switching winding TQ, 90 ends of line protective devices are held with the CZ23 of high pressure locking and are connected, the CZ33 end of high pressure locking is connected with second end of closing coil HQ, 92 ends of line protective devices are connected with second end of switching winding TQ, 4. the end of control loop mains switch DK2 is connected with the first end of switching winding TQ with the first end of closing coil HQ.
The course of work of the present utility model is: YMa, YMc two-phase AC110V power supply is taken from high pressure o-volt protection, meets high voltage source o-volt protection relay GSYJ; When high tension loop is powered normal, YMa, YMc high voltage potential transformer secondary side exports AC110V, high voltage source o-volt protection relay GSYJ adhesive, the normally closed disconnection of its auxiliary contact, and sub-gate circuit must not be electric; When after the power-off of high tension loop decompression; high-voltage mutual inductor secondary side YMa, YMc export AC110V dead electricity; high voltage source o-volt protection relay GSYJ discharges; the normally closed point of its auxiliary contact closes; high pressure sub-gate circuit is connected; switching winding TQ obtains electric separating brake, achieves the protection of high voltage source decompression automatic brake separating.

Claims (1)

1. a high-tension switch cabinet high voltage source decompression automatic brake separating protective device, comprise ups power, switch 1DK, switch 2DK, line protective devices working power switch DK1, control loop mains switch DK2, far and near control selector switch ZK, closing by hand K switch K1, manual brake separating K switch K2, line protective devices, high pressure locking, switching winding TQ and closing coil HQ, it is characterized in that: it also comprises high voltage source o-volt protection relay GSYJ, output YMa with YMc of coil and high-tension switch cabinet high voltage potential transformer secondary side 110 volts of AC power of described high voltage source o-volt protection relay GSYJ is connected, moving contact and the far and near 2. end controlling selector switch ZK of high voltage source o-volt protection relay GSYJ, 1. the end of closing by hand K switch K1 is connected with the 3. end of manual brake separating K switch K2, the fixed contact of high voltage source o-volt protection relay GSYJ is connected with 93 ends of line protective devices with 4. holding of manual brake separating K switch K2.
CN201420473301.1U 2014-08-21 2014-08-21 A kind of high-tension switch cabinet high voltage source decompression automatic brake separating protective device Expired - Fee Related CN204089156U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420473301.1U CN204089156U (en) 2014-08-21 2014-08-21 A kind of high-tension switch cabinet high voltage source decompression automatic brake separating protective device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420473301.1U CN204089156U (en) 2014-08-21 2014-08-21 A kind of high-tension switch cabinet high voltage source decompression automatic brake separating protective device

Publications (1)

Publication Number Publication Date
CN204089156U true CN204089156U (en) 2015-01-07

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420473301.1U Expired - Fee Related CN204089156U (en) 2014-08-21 2014-08-21 A kind of high-tension switch cabinet high voltage source decompression automatic brake separating protective device

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104167712A (en) * 2014-08-21 2014-11-26 刘剑华 Automatic brake-opening protective device for loss of voltage of high-tension switch board high-voltage power source

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104167712A (en) * 2014-08-21 2014-11-26 刘剑华 Automatic brake-opening protective device for loss of voltage of high-tension switch board high-voltage power source

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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: 20150107

Termination date: 20150821

EXPY Termination of patent right or utility model