CN207603064U - A kind of device for the maintenance of 35KV switch carts - Google Patents
A kind of device for the maintenance of 35KV switch carts Download PDFInfo
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- CN207603064U CN207603064U CN201721359330.5U CN201721359330U CN207603064U CN 207603064 U CN207603064 U CN 207603064U CN 201721359330 U CN201721359330 U CN 201721359330U CN 207603064 U CN207603064 U CN 207603064U
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- switch
- carts
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- aviation
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Abstract
A kind of device for the maintenance of 35KV switch carts, input terminal are connect with 35kv switch carts, and output terminal is connect with external experimental rig, including：Instrument container, insulation board, exchange jack, air switch, plug-in strip, first switch, second switch, the first indicator light, the second indicator light, the first wire connection terminal, the second wire connection terminal, aviation socket and mating aviation plug.With reference to the actual conditions that 35kVABB is switched, the present apparatus can realize following functions in the case where not turning on the switch trolley front cabinet door：1st, realize energy storing of switch, 2, verification 35KV switch carts inside points, closing circuit, 3, carry out switching on and off coil voltage experiment, 4, open the latching electromagnet in closing circuit, directly progress electric switch-on operation.This device is easy to operate, safe, when staff carries out service work to 35kV switchgears, effectively prevents staff and opens front cabinet door, has directly prevented and band point busbar this dangerous point closer to the distance.
Description
Technical field
The utility model is related to electric power overhaul field, more particularly to a kind of devices for the maintenance of 35KV switch carts.
Background technology
With the quickening of power grid construction paces, power grid scale expands year by year, and service personnel needs the equipment safeguarded constantly to increase
It is more, safety in production pressure also getting worse is brought therewith.Particularly when carrying out 35kV switch maintenances, designed in itself by equipment
Caused by situation, when busbar uninterruptive switching overhauls, in special circumstances, staff is closer to the distance with charged generatrix, is working
In have Danger Electric shock risk.In the long-term course of work of system, also repeatedly occurred when carrying out 35kV switch maintenances, the person gets an electric shock
Safety accident, so, how to improve 35kV switch carts maintenance reliability, protect service personnel's personal safety, become pendulum exist
A difficult problem in face of service personnel.
The prior art is to the maintenance mode of 35kV switch cart technologies：Service personnel cooperates with operation maintenance personnel, will
Five anti-lock interim releasings on 35kV switch cart doors, turn on the switch trolley front cabinet door, and switch secondary inserting piece is inserted into, and set
Corresponding safe fence is put, above-mentioned work is completed and then is carrying out service work.
Such maintenance mode is there are following drawback, and first, violate equipment operation safety standard：According to equipment management regulation
Regulation, in the case where busbar does not have a power failure, switch cart front cabinet door in operating position, testing position, maintenance all must shut off
And it locks；Second, it needs interim releasing five anti-lock and opens front cabinet door, there are security risks for such case；Third needs O＆M
Personnel coordinate releasing five anti-lock, set safe fence, additionally increase workload, working efficiency is not high.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of for the maintenance of 35KV switch carts
Device.
Technical solution is used by the utility model solves its technical problem：It is a kind of to be used for what 35KV switch carts overhauled
Device.A kind of device for the maintenance of 35KV switch carts, input terminal are connect with 35kv switch carts, and output terminal is tested with external
Device connects, including：Instrument container, insulation board, exchange jack, air switch, plug-in strip, first switch, second switch, the first instruction
Lamp, the second indicator light, the first wire connection terminal, the second wire connection terminal, aviation socket and mating aviation plug；The insulation board
The lower floor of instrument container is arranged on, mounting hole is provided on insulation board, exchange jack, air switch, plug-in strip, first switch, second open
Pass, the first indicator light, the second indicator light, the first wire connection terminal, the second wire connection terminal and aviation socket are installed in insulation board
On, the connecting line between each element is arranged in the bottom surface of insulation board；The upper strata of the instrument container is equipped with auxiliary fixing band and tool
Slot.
The each component used is integrated in an instrument container by the utility model, with insulation board by component and its it
Between cabling separate, it is not only easy to carry, but also the safety higher that operates.
Preferably, the exchange jack connects AC power, air switch input terminal is connect with exchange jack, air switch
Output terminal is connect with plug-in strip input terminal, first switch input terminal and second switch input terminal, and is passed through aviation socket and matched
The aviation plug of set is connect with the latching electromagnet of 35kv switch carts；First switch output terminal and the first indicator light pass through aviation
Socket and mating aviation plug are connect with the switching winding of 35kv switch carts；Second switch output terminal and the second indicator light
It is connect by aviation socket and mating aviation plug with the closing coil of 35kv switch carts；Plug-in strip output terminal passes through aviation
Socket and mating aviation plug are connect with the spring energy-storage operating mechanism of 35kv switch carts.
Preferably, first wire connection terminal, the second wire connection terminal are connect with external experimental rig.
Preferably, the model VD4-58P of the aviation socket and mating aviation plug.
Preferably, the side of the instrument container is provided with entrance hole, it is connect with external power supply.
The beneficial effects of the utility model：According to need of work, with reference to the actual conditions that 35kVABB is switched, present apparatus energy
In the case where not turning on the switch trolley front cabinet door, following functions are realized：1st, realize energy storing of switch, 2, verification 35KV switch carts
Inside points, closing circuit, 3, carry out switching on and off coil voltage experiment, 4, by closing circuit latching electromagnet open, directly
Carry out electric switch-on operation.This device is easy to operate, safe, and service work is carried out to 35kV switchgears in staff
When, it effectively prevents staff and opens front cabinet door, directly prevented to put busbar this dangerous point closer to the distance with band, substantially carry
The level of security of staff, falls below staff's electric shock possibility minimum during high maintenance.Meanwhile also eliminate operation
Personnel, which coordinate, opens front cabinet door, is inserted into secondary inserting piece, this course of work of setting safe fence shortens the working time, improves
Working efficiency.
Description of the drawings
Fig. 1 is a kind of structure chart of the utility model.
In figure：1- instrument containers, 2- insulation boards, 4- air switches, 5- plug-in strips, 6- first switches, 7- second switches, 8- first
Indicator light, the second indicator lights of 9-, the first wire connection terminals of 10-, the second wire connection terminals of 11-, 13- aviation sockets, 14- auxiliary are fixed
Band, 15- tool slots.
Specific embodiment
Below by specific embodiment, and with reference to attached drawing, the technical solution of the utility model is made further specifically
It is bright.
A kind of device for the maintenance of 35KV switch carts, input terminal are connect with 35kv switch carts, output terminal and outside
Experimental rig connects, as shown in Figure 1, including：Instrument container 1, insulation board 2, exchange jack, air switch 4, plug-in strip 5, first switch
6th, second switch 7, the first indicator light 8, the second indicator light 9, the first wire connection terminal 10, the second wire connection terminal 11, aviation socket 13
And mating aviation plug.
Insulation board 2 is arranged on the lower floor of instrument container 1, and mounting hole, exchange jack, air switch 4, lock are provided on insulation board 2
Knife 5, first switch 6, second switch 7, the first indicator light 8, the second indicator light 9, the first wire connection terminal 10, the second wire connection terminal 11
And aviation socket 13 is installed on insulation board 2, the connecting line between each element is arranged in the bottom surface of insulation board 2；The instrument
The upper strata of device case 1 is equipped with auxiliary fixing band 14 and tool slot 14.
Exchange jack connects AC power, and 4 input terminal of air switch is connect with exchange jack, 4 output terminal of air switch and lock
5 input terminal of knife, 6 input terminal of first switch, the 45th foot of 7 input terminal of second switch and aviation socket 13, the connection of the 46th foot,
6 output terminal of first switch connect with the first indicator light 8 and is connected to the 25th foot, the 35th foot of aviation socket 13, and second switch 7 is defeated
Outlet connect with the second indicator light 9 and is connected to the 4th foot, the 14th foot of aviation socket 13, the 4th foot, the 14th foot again with the second wiring
Terminal 11 connects；5 output terminal of plug-in strip is connected to the 30th foot, the 31st foot of aviation socket 13, and the 30th foot, the 31st foot are again with first
Wire connection terminal 10 connects.
The 4th foot, the 14th foot of corresponding aviation plug are connect with the closing coil of 35kv switch carts；30th foot, the 31st foot
It is connect with the switching winding of 35kv switch carts；The spring energy-storage operating mechanism company of 25th foot, the 35th foot and 35kv switch carts
It connects；25th foot, the 35th foot are connect with the latching electromagnet of 35kv switch carts.Aviation socket 13 and mating aviation plug
Model VD4-58P.The side of instrument container 1 is provided with entrance hole, for being connect with external power supply.The device is also configured with dedicated
Power cord, ground wire, test wire, to meet needed for practical operation, the upper strata of instrument container 1 is equipped with auxiliary fixing band 14 and tool
Slot 14, for the storage of accessory used.
On the one hand the utility model by the connection of aviation plug and aviation socket 13, device and 35KV to be tested is opened
It turns down vehicle to connect, on the other hand, be connect by the first wire connection terminal 10, the second wire connection terminal 11 with external experimental rig.
The danger of operation with high pressure is not only avoided, and easy to carry, operation is more convenient.
Concrete operations mode includes：
1) resistance value of the first wire connection terminal 10 acquisition switching winding is measured with multimeter, the second wire connection terminal 11 is measured and obtains
The resistance value of closing coil.
2) it being electrically connected by exchanging jack with external communication, air switch 4 is pushed to so that latching electromagnet charges,
And unlock, plug-in strip 5 is pushed to, energy storage is carried out to the spring energy-storage operating mechanism in 35KV switch carts, after a period of time,
General 20S or so, plug-in strip 5 is closed, spring energy-storage operating mechanism energy storage is completed and is maintained at energy storage state, then is opened by first
It closes 6 control switching windings to be powered, then electromagnet action, energy storage hold mode are released from, the fast quick-release of spring energy-storage operating mechanism
Exoergic amount completes separating brake action；Similarly, closing coil is controlled to be powered by first switch 6, completes feed motion.
3) it being electrically connected by exchanging jack with external communication, air switch 4 is pushed to so that latching electromagnet charges,
And unlock, plug-in strip 5 is pushed to, energy storage is carried out to the spring energy-storage operating mechanism in 35KV switch carts, after a period of time,
General 20S or so, plug-in strip 5 is closed, and spring energy-storage operating mechanism energy storage is completed and is maintained at energy storage state, closes first switch
6 and second switch 7, the first wire connection terminal 10, the second wire connection terminal 11 are connect with external experimental rig, in the first wire connection terminal
10th, add test voltage on the second wire connection terminal 11, so as to test the divide-shut brake operation voltage of 35kv switch carts.
Embodiment described above is a kind of preferable scheme of the utility model, not makees any shape to the utility model
Limitation in formula also has other variants and remodeling under the premise of without departing from the technical solution recorded in claim.
Claims (5)
1. a kind of device for the maintenance of 35KV switch carts, input terminal is connect with 35kv switch carts, and output terminal is tried with external
Experiment device connects, which is characterized in that
Including：Instrument container, insulation board, exchange jack, air switch, plug-in strip, first switch, second switch, the first indicator light, the
Two indicator lights, the first wire connection terminal, the second wire connection terminal, aviation socket and mating aviation plug；
The insulation board is arranged on the lower floor of instrument container, is provided with mounting hole on insulation board, exchange jack, air switch, plug-in strip, the
One switch, second switch, the first indicator light, the second indicator light, the first wire connection terminal, the second wire connection terminal and aviation socket are equal
On insulation board, the connecting line between each element is arranged in the bottom surface of insulation board；
The upper strata of the instrument container is equipped with auxiliary fixing band and tool slot.
2. a kind of device for the maintenance of 35KV switch carts according to claim 1, which is characterized in that
The exchange jack connects AC power, and air switch input terminal is connect with exchange jack, air switch output terminal and plug-in strip
Input terminal, first switch input terminal and the connection of second switch input terminal, and pass through aviation socket and mating aviation plug
It is connect with the latching electromagnet of 35kv switch carts；
First switch output terminal and the first indicator light pass through aviation socket and mating aviation plug and 35kv switch carts
Switching winding connects；
Second switch output terminal and the second indicator light pass through aviation socket and mating aviation plug and 35kv switch carts
Closing coil connects；
Plug-in strip output terminal passes through aviation socket and the spring energy-storage operating mechanism of mating aviation plug and 35kv switch carts
Connection.
3. a kind of device for the maintenance of 35KV switch carts according to claim 1, which is characterized in that described first connects
Line terminals, the second wire connection terminal are connect with external experimental rig.
4. a kind of device for the maintenance of 35KV switch carts according to claim 1, which is characterized in that the aviation is inserted
The model VD4-58P of seat and mating aviation plug.
A kind of 5. device for the maintenance of 35KV switch carts according to claim 1, which is characterized in that the instrument container
Side be provided with entrance hole, connect with external power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721359330.5U CN207603064U (en) | 2017-10-20 | 2017-10-20 | A kind of device for the maintenance of 35KV switch carts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721359330.5U CN207603064U (en) | 2017-10-20 | 2017-10-20 | A kind of device for the maintenance of 35KV switch carts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207603064U true CN207603064U (en) | 2018-07-10 |
Family
ID=62756895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721359330.5U Expired - Fee Related CN207603064U (en) | 2017-10-20 | 2017-10-20 | A kind of device for the maintenance of 35KV switch carts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207603064U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107907824A (en) * | 2017-10-20 | 2018-04-13 | 国网浙江省电力公司嘉兴供电公司 | A kind of reliability devices and method for the maintenance of 35KV switch carts |
-
2017
- 2017-10-20 CN CN201721359330.5U patent/CN207603064U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107907824A (en) * | 2017-10-20 | 2018-04-13 | 国网浙江省电力公司嘉兴供电公司 | A kind of reliability devices and method for the maintenance of 35KV switch carts |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20180710 Termination date: 20201020 |