CN206945910U - Safety acceptance device for remote control loop of transformer substation - Google Patents
Safety acceptance device for remote control loop of transformer substation Download PDFInfo
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- CN206945910U CN206945910U CN201720916669.4U CN201720916669U CN206945910U CN 206945910 U CN206945910 U CN 206945910U CN 201720916669 U CN201720916669 U CN 201720916669U CN 206945910 U CN206945910 U CN 206945910U
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- remote control
- separating brake
- combined floodgate
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- circuit
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- 238000007689 inspection Methods 0.000 claims description 20
- 230000033001 locomotion Effects 0.000 claims description 9
- 229910052754 neon Inorganic materials 0.000 claims description 8
- GKAOGPIIYCISHV-UHFFFAOYSA-N neon atom Chemical compound [Ne] GKAOGPIIYCISHV-UHFFFAOYSA-N 0.000 claims description 8
- 238000005259 measurement Methods 0.000 abstract description 3
- 238000004891 communication Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
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Abstract
the utility model relates to a remote control circuit technical field of transformer substation, more specifically relates to a remote control circuit safety acceptance device of transformer substation, the device includes measurement and control module, measurement and control module include remote control common port, remote control switching-on end, remote control separating brake end, the connection of remote control common port wait to examine the way switching-on common port, the connection of remote control switching-on end wait to examine the way switching-on end, the connection of remote control separating brake end wait to examine the way switching-off end, safety acceptance device still including warning module, warning module include circuit safety indicator ED3, remote control common port, remote control switching-on end, remote control separating brake end and back connection warning module, warning module's setting can effectively avoid examining the way electrified and take place the electric shock accident.
Description
Technical field
Transformer substation remote-control circuit technology field is the utility model is related to, more particularly, to a kind of transformer substation remote-control loop
Security inspection device.
Background technology
With the propulsion of power grid regulation integration, to be normally applied dispatch automated system remote for the switch tool operation of transformer station
The telecontrol communication machine of square distant control function, i.e. transformer station receives the guidance command of scheduling station, and guidance command is forwarded to by telecontrol communication machine
Corresponding measure and control device sends order, and measure and control device starts corresponding banked relay after receiving guidance command, by remote control after
The control to remote control circuit is realized in the action of electricity.As shown in Figure 1：When measure and control device receives remote control combined floodgate order, combined floodgate relay
Device contact moment closes " remote control common port " contact and " remote control combined floodgate end " contact, so as to start remote control closing circuit by phase
The switch answered（Disconnecting link）Close（120ms is arranged to 400ms according to technical specification closing time）.Electric substation automation system
Secondary remote control circuit is changed or dilatation, the remote control circuit for tackling change carry out an acceptance inspection.The method that remote control circuit is checked and accepted at present includes：
1st, in the case of safety measure is complete, when dispatching remote control operates, universal meter measurement apparatus divide-shut brake relay tip is used
Break-make, as shown in figure 1, remote control combined floodgate is the break-make for measuring contact " remote control common port " and contact " remote control combined floodgate end ".2nd, use
Mimic-disconnecting switch is remotely controlled examination to device, i.e., the remote control terminal that mimic-disconnecting switch is connected on to measure and control device to be checked and accepted connects.
Had using subject matter existing for above-mentioned 2 kinds examinations：When the 1st, being checked and accepted using two methods, it can not detect and test
Whether remote control circuit is powered during takeing in row, potential safety hazard be present；When the 2nd, measuring break-make using universal meter, due to observing and controlling
The time that device banked relay action posterior nodal point is kept be 120ms to 400ms, and inspector is often in such short time
It can not judge whether remote control is successful to operate to confirm, it is necessary to do multiple remote control and check and accept, operating efficiency is low；3rd, mimic-disconnecting switch body
Product is larger, needs external working power, and wiring is complicated during use, it has not been convenient to mobile at the scene to use.
Utility model content
The utility model is to overcome at least one defect described in above-mentioned prior art, there is provided a kind of transformer substation remote-control loop
Security inspection device.Processing safety is effectively improved, prevents the generation got an electric shock.
In order to solve the above technical problems, the technical solution of the utility model is as follows：A kind of transformer substation remote-control loop is tested safely
Receiving apparatus, including：Control module, described control module includes remote control common port, remote control combined floodgate end, remote control separating brake end, described
Remote control common port connection it is to be tested withdrawal road combined floodgate common port, described remote control combined floodgate end connection it is to be tested withdrawal road combined floodgate end, institute
The remote control separating brake end connection withdrawal road separating brake end to be tested stated, described security inspection device also include alarm module, described announcement
Alert module includes circuit safety indicator lamp LED3, described remote control common port, remote control combined floodgate end, is remotely controlled separating brake end and is connected after connecing
Alarm module, the described alarm module other end are hanging.Switch control is lived by human contact similar to electroscope in hanging one end
System is grounded, if green indicating lamp LED3 is lighted after ground connection, is illustrated to check and accept band point in loop, is then stopped checking and accepting, if LED3 does not work,
It is not charged in a safe condition then to represent examination loop, can continue to check and accept step, the setting of alarm module can be effective
Avoid examination loop powered and electric shock accidents occurs.
Further, described control module includes telemetry circuit, and described telemetry circuit includes combined floodgate indicating circuit, divided
Lock indicating circuit, remote control combined floodgate main circuit, remote control separating brake main circuit, described combined floodgate indicating circuit are in parallel with separating brake indicating circuit
One end connection remote control common port afterwards, one end of other end connection remote control combined floodgate main circuit and one end of remote control separating brake main circuit, institute
The combined floodgate indicating circuit stated includes feed motion lamp LED1, the normally opened contact K1 of series connection, and described separating brake indicating circuit includes dividing
Lock action lamp LED2, normally opened contact K2, described remote control combined floodgate main circuit include time relay Z1, and remote control combined floodgate main circuit is another
One end access remote control combined floodgate end, described remote control separating brake main circuit include time relay Z2, are remotely controlled the separating brake main circuit other end
Access remote control separating brake end, described time relay Z1 control normally opened contact K1, the described time relay Z2 controls are normally opened to touch
Point K2.Such setting can effectively extend reception time, so as to ensure the success rate of remote control examination, avoid repeatedly checking and accepting,
Improve operating efficiency.
Further, described telemetry circuit includes switch K3, and described alarm module includes switch K3 ', and described opens
Close K3 and switch K3 ' linkages.When switching K3 closures, K3 ' disconnects automatically, so as to ensure the security of operation, avoids electric shock thing
Therefore generation.
Further, described security inspection device includes control box, described remote control common port, is remotely controlled combined floodgate end, is distant
Separating brake end, circuit safety indicator lamp LED3, feed motion lamp LED1, separating brake action lamp LED2, operating switch are controlled, installed in described
On control box, described operating switch controlling switch K3 folding.The setting of control box facilitates wiring to be also convenient for live movement.
Further, resistance R4 is in series with described combined floodgate indicating circuit, is in series with described separating brake indicating circuit
Resistance R3, resistance R1 is in series with described remote control combined floodgate main circuit, resistance R2 is in series with described remote control separating brake main circuit,
Described alarm module is in series with resistance R5.So as to ensure the security of circuit.
Further, described circuit safety indicator lamp LED3 is neon lamp.It ensure that the reliability of alarm module.
Further, described time relay Z1, time relay Z2 are voltage control time relay.
Further, described time relay Z1, time relay Z2 setting duration are more than or equal to 10S.Effectively
Ensure the success rate that remote control is checked and accepted, avoid approved circuit closing time is too short from causing to check and accept unsuccessful generation.
Compared with prior art, beneficial effect is：It is powered and lead that the setting of alarm module effectively prevent withdrawal road to be tested
The potential safety hazard of cause；The time relay controls the when that combined floodgate indicating circuit and separating brake indicating circuit can effectively extend that remote control checks and accepts
Between, the success rate that remote control is checked and accepted is improved, multi-pass operation is avoided, so as to improve examination efficiency；The setting of control box can conveniently connect
Line, while can be moved easily and carry.
Brief description of the drawings
Fig. 1 is that prior art checks and accepts schematic device.
Fig. 2 is the utility model integrated circuit schematic diagram.
Fig. 3 is the utility model control box structural representation.
Embodiment
Accompanying drawing being given for example only property explanation, it is impossible to be interpreted as the limitation to this patent；It is attached in order to more preferably illustrate the present embodiment
Scheme some parts to have omission, zoom in or out, do not represent the size of actual product；To those skilled in the art,
Some known features and its explanation may be omitted and will be understood by accompanying drawing.Being given for example only property of position relationship described in accompanying drawing
Explanation, it is impossible to be interpreted as the limitation to this patent.
As Figure 2-3, a kind of transformer substation remote-control loop security inspection device, including：Control module, described observing and controlling mould
Block includes remote control common port, remote control combined floodgate end, remote control separating brake end, and described remote control common port connection withdrawal road to be tested is closed a floodgate public
End, described remote control combined floodgate end connection withdrawal road combined floodgate end to be tested, described remote control separating brake end connection withdrawal road separating brake end to be tested,
Described security inspection device also includes alarm module, and described alarm module includes circuit safety indicator lamp LED3, described
Remote control common port, remote control combined floodgate end, it is remotely controlled separating brake end and connects alarm module after connecing, the described alarm module other end is hanging.
Further, described control module includes telemetry circuit, and described telemetry circuit includes combined floodgate indicating circuit, divided
Lock indicating circuit, remote control combined floodgate main circuit, remote control separating brake main circuit, described combined floodgate indicating circuit are in parallel with separating brake indicating circuit
One end connection remote control common port afterwards, one end of other end connection remote control combined floodgate main circuit and one end of remote control separating brake main circuit, institute
The combined floodgate indicating circuit stated includes feed motion lamp LED1, the normally opened contact K1 of series connection, and described separating brake indicating circuit includes dividing
Lock action lamp LED2, normally opened contact K2, described remote control combined floodgate main circuit include time relay Z1, and remote control combined floodgate main circuit is another
One end access remote control combined floodgate end, described remote control separating brake main circuit include time relay Z2, are remotely controlled the separating brake main circuit other end
Access remote control separating brake end, described time relay Z1 control normally opened contact K1, the described time relay Z2 controls are normally opened to touch
Point K2.
Further, described telemetry circuit includes switch K3, and described alarm module includes switch K3 ', and described opens
Close K3 and switch K3 ' linkages.
Further, described security inspection device includes control box, described remote control common port, is remotely controlled combined floodgate end, is distant
Separating brake end, circuit safety indicator lamp LED3, feed motion lamp LED1, separating brake action lamp LED2, operating switch are controlled, installed in described
On control box, described operating switch controlling switch K3 folding.
Further, resistance R4 is in series with described combined floodgate indicating circuit, is in series with described separating brake indicating circuit
Resistance R3, resistance R1 is in series with described remote control combined floodgate main circuit, resistance R2 is in series with described remote control separating brake main circuit,
Described alarm module is in series with resistance R5.
Further, described circuit safety indicator lamp LED3 is neon lamp.
Further, described time relay Z1, time relay Z2 are voltage control time relay.
Further, described time relay Z1, time relay Z2 setting duration are more than or equal to 10S.
After the banked relay action that action is actually device is outputed in measure and control device remote control, moment by combined floodgate node or
Separating brake node is connected.Exemplified by checking and accepting closing circuit：1st, voltage induced device judges whether remote control circuit terminal to be checked and accepted is powered；
2nd, control loop terminals do not have it is powered in the case of confirm loop safety measure it is correctly complete, input remote control check and accept device operating switch,
Remote control " combined floodgate common port " is connected together with remote control circuit common port to be checked and accepted, will " remote control combined floodgate end " and withdrawal road to be tested
Termination close a floodgate together；When the 3rd, checking and accepting closing circuit, when measure and control device receives combined floodgate order, the action of measure and control device banked relay
Back contact YK1 is closed, and " remote control combined floodgate end " is connected with " remote control common port ", starts voltage relay Z1；4th, due to measure and control device
Closing relay action back contact, which closes a floodgate, only keeps 120-400mS, and voltage relay Z1 uses the manner of execution of time control, Z1
After startup, relay normally open contact K1 actions, K1 actions keep 10S after closing, and 5, that K1 closes rear LED is bright（Red light）And keep
10S, check and accept device prompting closing success
It is identical with combined floodgate to be remotely controlled separating brake examination principle.
Alarm module part：As shown in Fig. 2 the common port to be tested for withdrawing road, separating brake end, the terminal access one of three, combined floodgate end
During kind new transformer substation remote-control loop security inspection device, three wiring and after connecing by button switch, utilize electroscope
Principle, it is serially connected on neon tube, if neon tube lights, tentatively can be concluded that loop is powered, now stop checking and accepting, it is to be checked
In the work that carries out an acceptance inspection behind clear loop.If neon lamp does not work, the normal no-voltage in loop to be checked and accepted, the work of feeding device are judged
Make switch K3, the K3' that linked after operating switch K3 inputs, which disconnects, exits voltage induced part.（Operating switch K3 and K3' links, K3
When closing, K3' disconnects）The voltage in general Substation control loop is direct current 220V or direct current 110V；Technical parameter：Neon lamp
LED3 uses can sense 12V to the neon tube of 250V combined-voltages；Using 10mA as human body safe current, resistance R5 values here
250 ÷ 10mA=25K Ω are taken, value is 40 K Ω.
Loop is checked and accepted using the voltage relay that magnitude of voltage is 5V is started in divide-shut brake, can be set using one kind here
Surely the relay of retention time is acted, when changing the holding after node feed motion can be set as required after relay starts
Between, it is set as 10S here.Z1, Z2 are voltage control time relay, relay major parameter：Coil motion voltage：5V；After
Electrical equipment inhales when electric current 45mA, R1, R2 are build-out resistor：5 ÷ 45mA=0.11K Ω, take R1=R2=0.2K Ω here；LED1、
LED2 work starting currents are 10mA, the K Ω of 5 ÷ 10mA=0.2K Ω, value R3=R4=0.2.
Obviously, above-described embodiment of the present utility model is only intended to clearly illustrate the utility model example, and
It is not the restriction to embodiment of the present utility model.For those of ordinary skill in the field, in described above
On the basis of can also make other changes in different forms.There is no need and unable to give all embodiments
It is exhaustive.All made within spirit of the present utility model and principle all any modification, equivalent and improvement etc., should be included in
Within the protection domain of the utility model claims.
Claims (8)
1. a kind of transformer substation remote-control loop security inspection device, including：Control module, it is public that described control module includes remote control
End, remote control combined floodgate end, remote control separating brake end, described remote control common port connection withdrawal road combined floodgate common port to be tested, described remote control
Combined floodgate end connection withdrawal road combined floodgate end to be tested, described remote control separating brake end connection withdrawal road separating brake end to be tested, it is characterised in that institute
The security inspection device stated also includes alarm module, and described alarm module includes circuit safety indicator lamp LED3, and described is distant
Control common port, remote control combined floodgate end, it is remotely controlled separating brake end and connects alarm module after connecing, the described alarm module other end is hanging.
A kind of 2. transformer substation remote-control loop security inspection device according to claim 1, it is characterised in that described observing and controlling
Module includes telemetry circuit, described telemetry circuit include combined floodgate indicating circuit, separating brake indicating circuit, remote control combined floodgate main circuit,
Separating brake main circuit is remotely controlled, described combined floodgate indicating circuit is connected remote control common port with one end after separating brake indicating circuit parallel connection, another
One end of end connection remote control combined floodgate main circuit and one end of remote control separating brake main circuit, described combined floodgate indicating circuit include series connection
Feed motion lamp LED1, normally opened contact K1, described separating brake indicating circuit include separating brake action lamp LED2, normally opened contact K2, institute
The remote control combined floodgate main circuit stated includes time relay Z1, and remote control combined floodgate main circuit other end access remote control combined floodgate end is described
Remote control separating brake main circuit includes time relay Z2, remote control separating brake main circuit other end access remote control separating brake end, described time
Relay Z1 control normally opened contact K1, described time relay Z2 control normally opened contacts K2.
A kind of 3. transformer substation remote-control loop security inspection device according to claim 2, it is characterised in that described observing and controlling
Circuit includes switch K3, and described alarm module includes switch K3 ', described switch K3 and switch K3 ' linkages.
A kind of 4. transformer substation remote-control loop security inspection device according to claim 2, it is characterised in that described safety
Checking and accepting device includes control box, described remote control common port, remote control combined floodgate end, be remotely controlled separating brake end, circuit safety indicator lamp LED3,
Feed motion lamp LED1, separating brake action lamp LED2, operating switch, on the control box, the control of described operating switch
Switch K3 folding.
A kind of 5. transformer substation remote-control loop security inspection device according to claim 2-4 any one, it is characterised in that
Resistance R4 is in series with described combined floodgate indicating circuit, resistance R3, described remote control are in series with described separating brake indicating circuit
Resistance R1 is in series with combined floodgate main circuit, resistance R2, described alarm module string are in series with described remote control separating brake main circuit
It is associated with resistance R5.
A kind of 6. transformer substation remote-control loop security inspection device according to claim 2-4 any one, it is characterised in that
Described circuit safety indicator lamp LED3 is neon lamp.
A kind of 7. transformer substation remote-control loop security inspection device according to claim 2-4 any one, it is characterised in that
Described time relay Z1, time relay Z2 is voltage control time relay.
A kind of 8. transformer substation remote-control loop security inspection device according to claim 2-4 any one, it is characterised in that
Described time relay Z1, time relay Z2 setting duration are more than or equal to 10S.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720916669.4U CN206945910U (en) | 2017-07-26 | 2017-07-26 | Safety acceptance device for remote control loop of transformer substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720916669.4U CN206945910U (en) | 2017-07-26 | 2017-07-26 | Safety acceptance device for remote control loop of transformer substation |
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| Publication Number | Publication Date |
|---|---|
| CN206945910U true CN206945910U (en) | 2018-01-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720916669.4U Active CN206945910U (en) | 2017-07-26 | 2017-07-26 | Safety acceptance device for remote control loop of transformer substation |
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| CN (1) | CN206945910U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109189045A (en) * | 2018-08-31 | 2019-01-11 | 广东电网有限责任公司 | Do not have a power failure and verifies distant control function tooling and system |
-
2017
- 2017-07-26 CN CN201720916669.4U patent/CN206945910U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109189045A (en) * | 2018-08-31 | 2019-01-11 | 广东电网有限责任公司 | Do not have a power failure and verifies distant control function tooling and system |
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