CN207368746U - The smart locking device of knife combined floodgate power transmission with ground between a kind of anti-station - Google Patents
The smart locking device of knife combined floodgate power transmission with ground between a kind of anti-station Download PDFInfo
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- CN207368746U CN207368746U CN201721149479.0U CN201721149479U CN207368746U CN 207368746 U CN207368746 U CN 207368746U CN 201721149479 U CN201721149479 U CN 201721149479U CN 207368746 U CN207368746 U CN 207368746U
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- substation
- earthing
- combined floodgate
- station
- ground
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Abstract
The utility model provides a kind of smart locking device of knife combined floodgate power transmission with ground between anti-station, it is arranged on the opposite end for the transmission line of electricity that Liang Ge substations are connected, including one is used to identify substation nearby and thereon the earthing combined floodgate identification module of preset earthing "on" position；One be used to judging being identified when preset earthing closes a floodgate in substation nearby, start and towards the signal emission module of distant place substation side transmitting wireless signal；One is used to receive and judge the signal receiving module of wireless signal transmitted during preset earthing combined floodgate in the substation of a distant place；One is used for the wireless signal according to the transmitting of distant place substation, the lock modules that the preset operation circuit nearby in substation identified is disconnected automatically.Implement the utility model, when can realize that the disconnecting link with ground of distance station closes a floodgate, the purpose that controls this end station operation circuit to disconnect automatically.
Description
Technical field
It the utility model is related to knife combined floodgate power transmission with ground between Grounding Technology of Modern Power System field, more particularly to a kind of anti-station
Smart locking device.
Background technology
In network system operation, " five is anti-" of electric misoperation prevention requires to occupy importantly in electrical safety work
Position, wherein preventing charged co-grounding switch（Hanging earthing conductor）With prevent line with ground（Grounding switch）Power transmission is even more the most important thing.
With strengthening in recent years in safety managements at different levels and technical measures, make although reducing ground fault by mistake and playing effectively control
With, but transmission line of electricity both ends substation is distant, and blocking function between standing only can not be but realized by unilateral station anti-error system, so that
Mistake ground fault is caused to happen occasionally.Such as certain grid company on May 9th, 2017, the process of power transmission after certain 220kV maintenance is recovered
In, when distance station line side grounding switch closes position, there is the pernicious operating accident of disconnecting link power transmission with ground.
Utility model content
The purpose of the utility model is to overcome shortcoming and deficiency of the prior art, there is provided knife with ground between a kind of anti-station
The smart locking device of combined floodgate power transmission, when can realize that the disconnecting link with ground of distance station closes a floodgate, controls this end station operation circuit automatic
The purpose of disconnection.
In order to solve the above-mentioned technical problem, the utility model embodiment provides knife combined floodgate power transmission with ground between a kind of anti-station
Smart locking device, be arranged on the opposite end for the transmission line of electricity that Liang Ge substations are connected, including：
One is used to identify substation nearby and thereon the earthing combined floodgate identification module of preset earthing "on" position, described
The input terminal of earthing combined floodgate identification module is connected with the preset earthing nearby in substation identified；
One be used to judging being identified when preset earthing closes a floodgate in substation nearby, start and towards distant place substation one
Launch the signal emission module of wireless signal, the input terminal of the signal emission module and the earthing combined floodgate identification module in side
Output terminal be connected；
One is used to receive and judge the letter of wireless signal transmitted during preset earthing combined floodgate in the distant place substation
Number receiving module；And
The wireless signal that one distant place substation for being used to be received according to the signal receiving module launches, will be identified
The lock modules that disconnect automatically of the preset operation circuit nearby in substation, the input terminal of the lock modules and the signal
The output terminal of receiving module is connected, and output terminal is connected with the preset operation circuit nearby in substation identified.
Wherein, the earthing combined floodgate identification module is switched by the first magnetic inductive forms.
Wherein, the signal emission module includes the first intermediate relay and signal projector；Wherein, among described first
The control terminal of relay is connected with first magnetic inductive switch, and normal opened contact thereon is mutually gone here and there with the signal projector
It is unified into circuit.
Wherein, the signal receiving module includes the signal absorption device being connected with each other and the second magnetic inductive switch.
Wherein, the lock modules are formed by the second intermediate relay；Wherein, the control terminal of second intermediate relay
Be connected with second magnetic inductive switch, normally closed contact thereon and the preset operation circuit in substation nearby identified
It is concatenated into circuit.
Compared with prior art, the utility model has the following advantages that and beneficial effect：
The smart locking device of knife combined floodgate power transmission with ground is oppositely arranged on two between the anti-station of the utility model embodiment
On the transmission line of substation, when distance station earthing closes a floodgate, identified by earthing combined floodgate identification module and sent out by signal
Penetrate module and the "on" position is issued into local terminal, after local terminal signal receiving module receives judgement, disconnected automatically by self-locking module
Preset operation circuit on local terminal, realizes lock operation function, thus can realize distance station disconnecting link with ground close a floodgate when, control this
The purpose that end station operation circuit disconnects automatically.
Brief description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property
Put, other attached drawings can also be obtained according to these attached drawings.
Fig. 1 is that the smart locking device of knife combined floodgate power transmission with ground is between the anti-station that provides in the utility model embodiment
System structure diagram；
Fig. 2 is point of the smart locking device of knife combined floodgate power transmission with ground between the anti-station that provides in the utility model embodiment
Butut；
Fig. 3 is to be connect in the utility model embodiment between the anti-station that provides in the smart locking device of knife combined floodgate power transmission with ground
The structure diagram of earthing knife-switch combined floodgate identification module；
Fig. 4 is to believe in the utility model embodiment between the anti-station that provides in the smart locking device of knife combined floodgate power transmission with ground
The structure diagram of number sending module；
Fig. 5 is to believe in the utility model embodiment between the anti-station that provides in the smart locking device of knife combined floodgate power transmission with ground
The structure diagram of number receiving module；
Fig. 6 is to be closed in the utility model embodiment between the anti-station that provides in the smart locking device of knife combined floodgate power transmission with ground
The structure diagram of lock module；
Fig. 7 be in the utility model embodiment between the anti-station that provides the smart locking device of knife combined floodgate power transmission with ground should
Use scene graph.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained, shall fall within the protection scope of the present invention.
As shown in Figures 1 to 6, it is knife combined floodgate power transmission with ground between a kind of anti-station of proposition in the utility model embodiment
Smart locking device, be arranged on the opposite end for the transmission line of electricity that Liang Ge substations are connected.Below with a substation
The smart locking device of knife combined floodgate power transmission with ground is described in detail between the anti-station of side.The smart locking device specifically includes：
One is used to identify substation nearby and thereon preset earthing（It is not shown）The earthing of "on" position, which closes a floodgate, to be identified
Module 1, the input terminal of earthing combined floodgate identification module 1 are connected with the preset earthing nearby in substation identified；
One be used to judging being identified when preset earthing closes a floodgate in substation nearby, start and towards distant place substation one
The signal emission module 2 of wireless signal is launched in side, and the input terminal of signal emission module 2 is defeated with earthing combined floodgate identification module 1
Outlet is connected；
One is used to receiving and judging that the signal of wireless signal transmitted when preset earthing closes a floodgate in the substation of a distant place connects
Receive module 3；And
The wireless signal that one distant place substation for being used to be received according to signal receiving module 3 launches, by what is identified
Preset operation circuit in substation nearby（It is not shown）Automatically the lock modules 4 disconnected, the input terminal and signal of lock modules 4
The output terminal of receiving module 3 is connected, and output terminal is connected with the preset operation circuit nearby in substation identified.
It should be noted that being arranged on the smart locking device that Liang Ge substations are connected on the opposite end of transmission line of electricity is
Mutually send out debit's formula mutual by point-to-point signal and realize communication.
Further, earthing combined floodgate identification module 1 is formed by the first magnetic inductive switch 11, first magnetic inductive
Switch 11 can thus induce preset earthing combined floodgate in substation nearby in time.
Further, signal emission module 2 includes the first intermediate relay 21 and signal projector 22；Wherein, first
The control terminal of intermediate relay 21 is connected with the first magnetic inductive switch 11, and normal opened contact and signal projector 22 thereon is mutual
Be connected into circuit, thus can when the first magnetic inductive switchs 11 and induces that preset earthing closes a floodgate in substation nearby,
Control the first intermediate relay 21 to close normally opened contact thereon and form conducting circuit with signal projector 22 so that signal is sent out
Emitter 22 distally sends wireless signal.
Further, signal receiving module 3 includes 31 and second magnetic inductive of the signal absorption device switch being connected with each other
32, can after the signal absorption device 31 wireless signal transmitted when receiving that preset earthing closes a floodgate in the substation of a distant place
Identified in time by second magnetic inductive switch 32.
Further, 4 second intermediate relay 41 of lock modules is formed；Wherein, the control of the second intermediate relay 41
End 32 is connected with the second magnetic inductive switch, normally closed contact thereon and the preset operation circuit in substation nearby identified
Circuit is concatenated into, thus can induce signal receiving module 3 in the second magnetic inductive switch 32 has been received by distal end power transformation
After upper preset earthing of standing wireless signal transmitted when closing a floodgate, what the second intermediate relay 22 of control disconnected thereon normally closed connects
Point, so as to disconnect preset operation circuit automatically, realizes lock operation function.
The operation principle of the smart locking device of knife combined floodgate power transmission with ground is between anti-station in the utility model embodiment：By
It is arranged in smart locking device on the opposite end of transmission line of electricity, when earthing combined floodgate occurs in substation at one end, by nearby
Smart locking device identified by earthing combined floodgate identification module 1 and send wireless signal to remote through wireless transmitter module 2
The smart locking device of square transformer substation side receives, and treats the smart locking device of distant place transformer substation side and pass through wireless receiving module 3
After reception, preset operation circuit thereon is disconnected by lock modules 4, realizes the lock operation function of distant place transformer substation side.
As shown in fig. 7, the smart locking device of knife combined floodgate power transmission with ground anti-station in the utility model embodiment
Application scenarios are described further：
Earthing combined floodgate identification module 1 is formed by line side earthing auxiliary normally opened contact, wherein, line side earthing is auxiliary
It is the first magnetic induction switch 11 to help normally opened contact；
Signal emission module 2 is formed by the 1st intermediate relay and signal projector；Wherein, the 1st intermediate relay is
One intermediate relay 21, signal projector are signal projector 22；The control terminal ZJ1 of 1st intermediate relay and circuit side joint
Earthing knife-switch auxiliary normally opened contact is connected, and normal opened contact ZJ1-1 is connected into circuit with signal projector；
Signal receiving module 3 is formed by signal absorption device and signal absorption device normal opened contact；Wherein, signal absorption device is
Signal absorption device 31, signal absorption device normal opened contact are the second magnetic induction switch 32；
Lock modules 4 are formed by the 2nd intermediate relay；Wherein, the 2nd intermediate relay is the second intermediate relay 41；
The control terminal ZJ2 of 2nd intermediate relay is connected with signal absorption device normal opened contact, and normally closed contact ZJ2-1 connects with operation circuit
Into circuit.
Compared with prior art, the utility model has the following advantages that and beneficial effect：
The smart locking device of knife combined floodgate power transmission with ground is oppositely arranged on two between the anti-station of the utility model embodiment
On the transmission line of substation, when distance station earthing closes a floodgate, identified by earthing combined floodgate identification module and sent out by signal
Penetrate module and the "on" position is issued into local terminal, after local terminal signal receiving module receives judgement, disconnected automatically by self-locking module
Preset operation circuit on local terminal, realizes lock operation function, thus can realize distance station disconnecting link with ground close a floodgate when, control this
The purpose that end station operation circuit disconnects automatically.
Above-described embodiment is the preferable embodiment of the utility model, but the embodiment of the utility model and from above-mentioned
The limitation of embodiment, the change made under other any Spirit Essences and principle without departing from the utility model, modify, replace
Generation, combination, simplify, and should be equivalent substitute mode, is included within the scope of protection of the utility model.
Claims (5)
1. the smart locking device of knife combined floodgate power transmission with ground between a kind of anti-station, it is characterised in that be arranged on Liang Ge substations
On the opposite end of connected transmission line of electricity, including：
One is used to identify substation nearby and thereon the earthing combined floodgate identification module of preset earthing "on" position（1）, it is described
Earthing combined floodgate identification module（1）Input terminal be connected with the preset earthing nearby in substation identified；
One be used to judging being identified when preset earthing closes a floodgate in substation nearby, start simultaneously towards distant place substation side hair
Penetrate the signal emission module of wireless signal（2）, the signal emission module（2）Input terminal and the earthing close a floodgate identification mould
Block（1）Output terminal be connected；
One is used to receiving and judging that the signal of wireless signal transmitted when preset earthing closes a floodgate in the distant place substation connects
Receive module（3）；And
One is used for according to the signal receiving module（3）The wireless signal of the distant place substation transmitting received, will be identified
The lock modules that disconnect automatically of the preset operation circuit nearby in substation（4）, the lock modules（4）Input terminal and institute
State signal receiving module（3）Output terminal be connected, output terminal is connected with the preset operation circuit nearby in substation identified.
2. the smart locking device of knife combined floodgate power transmission with ground between anti-station as claimed in claim 1, it is characterised in that described to connect
Earthing knife-switch combined floodgate identification module（1）Switched by the first magnetic inductive（11）Formed.
3. the smart locking device of knife combined floodgate power transmission with ground between anti-station as claimed in claim 2, it is characterised in that the letter
Number transmitting module（2）Including the first intermediate relay（21）And signal projector（22）；Wherein, first intermediate relay
（21）Control terminal and first magnetic inductive switch（11）It is connected, normal opened contact and the signal projector thereon（22）
It is serially connected into circuit.
4. the smart locking device of knife combined floodgate power transmission with ground between anti-station as claimed in claim 3, it is characterised in that the letter
Number receiving module（3）Signal absorption device including interconnection（31）Switched with the second magnetic inductive（32）.
5. the smart locking device of knife combined floodgate power transmission with ground between anti-station as claimed in claim 4, it is characterised in that described to close
Lock module（4）By the second intermediate relay（41）Formed；Wherein, second intermediate relay（41）Control terminal and described the
Two magnetic inductives switch（32）It is connected, normally closed contact thereon is concatenated with the preset operation circuit nearby in substation identified
Into circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721149479.0U CN207368746U (en) | 2017-09-08 | 2017-09-08 | The smart locking device of knife combined floodgate power transmission with ground between a kind of anti-station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721149479.0U CN207368746U (en) | 2017-09-08 | 2017-09-08 | The smart locking device of knife combined floodgate power transmission with ground between a kind of anti-station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207368746U true CN207368746U (en) | 2018-05-15 |
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ID=62352492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721149479.0U Active CN207368746U (en) | 2017-09-08 | 2017-09-08 | The smart locking device of knife combined floodgate power transmission with ground between a kind of anti-station |
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| Country | Link |
|---|---|
| CN (1) | CN207368746U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107492953A (en) * | 2017-09-08 | 2017-12-19 | 深圳供电局有限公司 | The smart locking device of knife combined floodgate power transmission with ground between a kind of anti-station |
-
2017
- 2017-09-08 CN CN201721149479.0U patent/CN207368746U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107492953A (en) * | 2017-09-08 | 2017-12-19 | 深圳供电局有限公司 | The smart locking device of knife combined floodgate power transmission with ground between a kind of anti-station |
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| GR01 | Patent grant |