CN205622218U - Computer of preventing jumping protection measurement and control device - Google Patents
Computer of preventing jumping protection measurement and control device Download PDFInfo
- Publication number
- CN205622218U CN205622218U CN201620475491.XU CN201620475491U CN205622218U CN 205622218 U CN205622218 U CN 205622218U CN 201620475491 U CN201620475491 U CN 201620475491U CN 205622218 U CN205622218 U CN 205622218U
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- China
- Prior art keywords
- relay
- closing
- switch
- trip
- normally
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Abstract
The utility model discloses a computer of preventing jumping protection measurement and control device, it relates to computer protection technical field. Closing switch's one end and anodal control bus are connected, what the jumping relay was taken over control in proper order to closing switch's the other end prevents jumping relay normally closed contact, the normally closed contact of high tension switchgear circuit breaker, high tension switchgear circuit breaker closing coils is to negative pole control bus, trip switch meets the normally open contact of high tension switchgear circuit breaker in proper order, the high tension switchgear circuit breaker tripped coil is to negative pole control bus, tripping relay normally open contact is connected to the normally open contact of high tension switchgear circuit breaker, prevent jumping the coil that normally open contact took over control the jumping relay in proper order, resistance, the second fuse is to negative pole control bus. The utility model discloses the realization mode is nimble, and convenience of customers uses of work a telephone switchboard effectively prevents switch emergence jump, has protected high -tension apparatus and electrical safety, easily uses widely.
Description
Technical field
The utility model relates to Microcomputer Protection technical field, be specifically related to a kind of leap preventing microcomputer
Protection supervisory equipment.
Background technology
Microcomputer Protection is that not gone out chip single-chip microcomputer, high-precision current voltage by high integration, bus mutual
Sensor, the high insulation resistance outlet parts such as auxiliary reclay, high-reliability switch power module composition,
Mainly protect high-tension switch gear.High-tension switch gear particularity in power system and reliability
Requirement, it is necessary to needing to configure anti-jump loop controlling loop, anti-jump loop refers to prevent to jump
Electric loop, high-tension switch gear is furnished with electric separating brake and switch knob, when opening button always
When pressing, switching separating brake, if now switch knob is pressed the most always, switch arises that combined floodgate
After separating brake immediately, the jump action closed a floodgate again after separating brake, it is therefore desirable to anti-jump loop, to prevent out
Close and this jump phenomena occurs, and then protection switching device and load are from frequent impact.
Internal microcomputer protection device is anti-jump at present is mainly realized by chopper, Microcomputer Protection on market
The mode of middle realization is fewer, and loop is more complicated, it has not been convenient in terminal block with use such as
Fig. 1, its operation principle is: under normal circumstances: press closing switch HA, the 1 of closing switch HA
Foot and the conducting of 2 feet, positive pole control bus+KM flows to high-tension switch cabinet open circuit by closing switch HA
Device HQ closing coil so that high-voltage switch cabinet breaker closes a floodgate；When pressing trip switch TA, TA
1 foot and 2 feet conducting ,+KM by trip switch TA flow to high-voltage switch cabinet breaker TQ jumping
Brake cable circle so that high-voltage switch cabinet breaker trips；If after generation protection act, DSP numeral is believed
Number processor processor performs TJ relay coil action by driving amplifier so that TJ relay
Normally opened some leading-out terminal D-1 Yu D-6 Guan Bi of device ,+KM flows to high pressure by terminal D-1 Yu D-6
Breaker of switch cabinet TQ breaking coil so that high-voltage switch cabinet breaker trips；If now HA opens
Close because product bug makes 1 foot and the conducting of 2 feet, or high-voltage switch cabinet breaker HQ closing coil
The most charged, if now there is protection act, device trip(ping) circuit also action can be made, then anti-
Situation about mirroring will be to close a floodgate after high-voltage switch cabinet breaker trips at once, meeting at once after combined floodgate
Tripping operation, until protection failure vanishes, it is easy to cause damage and the Electrical Safety of high pressure equipment.
In order to solve the problems referred to above, design a kind of novel leap preventing microcomputer protecting controller still
Necessary.
Utility model content
For not enough present on prior art, this utility model purpose is to be to provide a kind of anti-jump
Jump microcomputer protecting controller, reasonable in design, and circuit is simple, facilitates terminal block to use,
Effectively prevent switch from jumping, protect high pressure equipment and Electrical Safety, practical, it is easy to
Promote the use of.
To achieve these goals, this utility model is to realize by the following technical solutions: one
Kind of leap preventing microcomputer protecting controller, including leap preventing relay, closing switch, trip switch,
Closing relay and tripping relay, 1 foot of closing switch connects the first fuse and controls mother to positive pole
Line, 2 feet of closing switch take over control the anti-trip relay normally-closed contact of jumping relay, high pressure successively
The normally-closed contact of breaker of switch cabinet, high-voltage switch cabinet breaker closing coil, the second fuse are extremely
Negative pole control bus, 1 foot of trip switch connects the first fuse and opens to positive pole control bus, tripping operation
2 feet closed connect the normally opened contact of high-voltage switch cabinet breaker, high-voltage switch cabinet breaker tripping operation successively
Coil, the second fuse are to negative pole control bus, one end of closing relay normally opened contact and first
Fuse connects, and the other end of closing relay normally opened contact is by a connecting piece and anti-jump relay
The leading-out terminal of device normally-closed contact connects, one end of tripping relay normally opened contact and the first fuse
Connecting, the other end of tripping relay normally opened contact connects sheet by second and is connected to high-tension switch cabinet
The normally opened contact of chopper；One end of the anti-trip relay normally opened contact of described leap preventing relay with
2 feet of trip switch connect, and the other end of anti-trip relay normally opened contact takes over control jump relay successively
The coil of device, resistance, the second fuse are to negative pole control bus, the coil two of leap preventing relay
Hold and be connected to electric capacity.
As preferably, with closing switch, height under described anti-trip relay normally-closed contact closure state
The compress switch normally-closed contact of cabinet breaker, high-voltage switch cabinet breaker closing coil constitutes and closes a floodgate back
Road, with closing switch, high-voltage switch cabinet breaker under anti-trip relay normally-closed contact off-state
Normally-closed contact, high-voltage switch cabinet breaker closing coil constitute anti-jump loop, when occurring protection dynamic
When making, by the folding obtaining electric control anti-trip relay normally-closed contact of leap preventing relay coil,
And then control shutoff and the conducting of closing circuit.
The beneficial effects of the utility model: when ensureing to use, closing circuit can not be with trip(ping) circuit simultaneously
Action, prevents switch from jump phenomena occurring, and protects switching device and loads from frequent impact,
Implementation is flexible, and loop is simple, it is simple to terminal block and use, has ensured the safety of electricity consumption.
Accompanying drawing explanation
This utility model is described in detail below in conjunction with the accompanying drawings with detailed description of the invention；
Fig. 1 is the circuit diagram of background technology；
Fig. 2 is circuit diagram of the present utility model.
Detailed description of the invention
For the technological means making this utility model realize, creation characteristic, reach purpose and be prone to effect
Understand and understand, below in conjunction with detailed description of the invention, this utility model is expanded on further.
With reference to Fig. 2, this detailed description of the invention by the following technical solutions: a kind of leap preventing microcomputer is protected
Protect measure and control device, including leap preventing relay FTJ, closing switch HA, trip switch TA, combined floodgate
1 foot of relay HJ and tripping relay TJ, closing switch HA meets the first fuse FU1 to just
2 feet of pole control bus+KM, closing switch HA are taken over control the anti-jump of jumping relay FTJ successively and are continued
Electrical equipment normally-closed contact FTJ1, the normally-closed contact of high-voltage switch cabinet breaker QF, high-tension switch cabinet are disconnected
Road device closing coil HQ, the second fuse FU2 to negative pole control bus-KM, trip switch TA's
1 foot meets the first fuse FU1 and connects successively to 2 feet of positive pole control bus+KM, trip switch TA
The normally opened contact of high-voltage switch cabinet breaker QF, high-voltage switch cabinet breaker breaking coil TQ,
Two fuse FU2 to negative pole control bus-KM, one end of closing relay HJ normally opened contact and the
One fuse FU1 connects, and the other end of closing relay HJ normally opened contact passes through a connecting piece
LP1 is connected with the leading-out terminal of anti-trip relay normally-closed contact FTJ1, and tripping relay TJ is normally opened
One end of contact is connected with the first fuse FU1, and the other end of tripping relay TJ normally opened contact leads to
Cross the second connection sheet LP2 and be connected to the normally opened contact of high-voltage switch cabinet breaker QF；Described leap preventing
One end of the anti-trip relay normally opened contact FTJ2 of relay FTJ connects with 2 feet of trip switch TA
Connect, the other end of anti-trip relay normally opened contact FTJ2 take over control successively the coil of jumping relay FTJ,
Resistance R2, the second fuse FU2 are to negative pole control bus-KM, the line of leap preventing relay FTJ
Circle two ends are also connected to electric capacity C1.
It should be noted that under described anti-trip relay normally-closed contact FTJ1 closure state with combined floodgate
Switch HA, the normally-closed contact of high-voltage switch cabinet breaker QF, high-voltage switch cabinet breaker closing line
Circle HQ constitutes closing circuit, trip switch TA, the normally opened contact of high-voltage switch cabinet breaker QF,
High-voltage switch cabinet breaker breaking coil TQ constitutes trip(ping) circuit；Anti-trip relay normally-closed contact
With closing switch HA, the normally-closed contact of high-voltage switch cabinet breaker QF, high pressure under FTJ off-state
Breaker of switch cabinet closing coil HQ constitutes anti-jump loop.This device when occur protection act time,
Electric by obtaining of leap preventing relay FTJ coil, control opening of anti-trip relay normally-closed contact FTJ1
Close, and then control the shutoff of closing circuit, conducting so that closing circuit can not be same with trip(ping) circuit
Time action.
The operation principle of this detailed description of the invention is: (1) under normal circumstances: press closing switch HA,
1 foot of closing switch HA and the conducting of 2 feet, positive pole control bus+KM electric current passes sequentially through first and melts
Disconnected device FU1, closing switch HA, anti-trip relay normally-closed contact FTJ1, high-voltage switch cabinet breaker
The normally-closed contact of QF flows to high-voltage switch cabinet breaker closing coil HQ so that high-tension switch cabinet open circuit
Device DF closes a floodgate；
(2) under normal circumstances: when pressing trip switch TA, 1 foot and 2 feet of trip switch TA are led
Logical, positive pole control bus+KM electric current passes sequentially through the first fuse FU1, trip switch TA, height
The normally opened contact of cabinet breaker QF of compressing switch flows to high-voltage switch cabinet breaker breaking coil TQ, makes
Obtain high-voltage switch cabinet breaker QF tripping operation；
(3) if after there is protection act, DSP processor passes through driving amplifier
Perform tripping relay TJ coil motion so that the normally opened some leading-out terminal D-1 of tripping relay TJ
Close with D-6, the positive pole control bus+KM electric current normally opened some exit by tripping relay TJ
Sub-D-1 Yu D-6 flows to high-voltage switch cabinet breaker breaking coil TQ so that high-tension switch cabinet open circuit
Device trips, if now closing switch HA is because product bug makes 1 foot and the conducting of 2 feet, or high pressure
Closing coil HQ is the most charged for breaker of switch cabinet, and protection act, tripping relay now occur
The normally opened Guan Bi of TJ, positive pole control bus+KM current direction flows to high-voltage switch cabinet breaker and closes a floodgate
While coil HQ, also flow to leap preventing relay FTJ, now leap preventing relay FTJ
Coil obtains electric adhesive so that anti-trip relay normally-closed contact FTJ1 disconnects, even if now closing circuit
Charged, after anti-trip relay normally-closed contact FTJ1 disconnects, closing circuit also cannot turn on.
This detailed description of the invention is by integrated internal anti-trip relay, when making Microcomputer Protection trip operation,
Must first disconnect high-voltage switch cabinet breaker closing circuit, be equivalent to ensure that and in use close
Lock loop and trip(ping) circuit can not action simultaneously, effectively solve high-voltage switch cabinet breaker and close a floodgate simultaneously
Problem with separating brake, it is ensured that the reliability of electricity consumption, safety is higher, and having wide market should
Use prospect.
Of the present utility model ultimate principle and principal character and of the present utility model excellent have more than been shown and described
Point.Skilled person will appreciate that of the industry, this utility model is not restricted to the described embodiments,
Described in above-described embodiment and description, principle of the present utility model is simply described, without departing from this
On the premise of utility model spirit and scope, this utility model also has various changes and modifications, this
In the range of a little changes and improvements both fall within claimed this utility model.This utility model requires to protect
Scope of protecting is defined by appending claims and equivalent thereof.
Claims (3)
1. a leap preventing microcomputer protecting controller, it is characterised in that include leap preventing relay
(FTJ), closing switch (HA), trip switch (TA), closing relay (HJ) and tripping relay (TJ),
1 foot of closing switch (HA) connects the first fuse (FU1) and opens to positive pole control bus (+KM), combined floodgate
Close (HA) 2 feet take over control successively jumping relay (FTJ) anti-trip relay normally-closed contact (FTJ1),
The normally-closed contact of high-voltage switch cabinet breaker (QF), high-voltage switch cabinet breaker closing coil (HQ),
Second fuse (FU2) is to negative pole control bus (-KM), and 1 foot of trip switch (TA) connects first and melts
Disconnected device (FU1) connects high-voltage switch gear successively to positive pole control bus (+KM), 2 feet of trip switch (TA)
The normally opened contact of cabinet breaker (QF), high-voltage switch cabinet breaker breaking coil (TQ), the second fusing
Device (FU2) is to negative pole control bus (-KM), one end and first of closing relay (HJ) normally opened contact
Fuse (FU1) connects, and the other end of closing relay (HJ) normally opened contact passes through a connecting piece
(LP1) leading-out terminal with anti-trip relay normally-closed contact (FTJ1) is connected, tripping relay (TJ)
One end of normally opened contact is connected with the first fuse (FU1), tripping relay (TJ) normally opened contact another
One end is connected to the normally opened contact of high-voltage switch cabinet breaker (QF) by the second connection sheet (LP2).
A kind of leap preventing microcomputer protecting controller the most according to claim 1, its feature exists
In, one end of the anti-trip relay normally opened contact (FTJ2) of described leap preventing relay (FTJ) and tripping operation
2 feet of switch (TA) connect, and the other end of anti-trip relay normally opened contact (FTJ2) takes over control jumping successively
Jump the coil of relay (FTJ), resistance (R2), the second fuse (FU2) to negative pole control bus
(-KM), the coil two ends of leap preventing relay (FTJ) are also connected to electric capacity (C1).
A kind of leap preventing microcomputer protecting controller the most according to claim 1, its feature exists
In, with closing switch (HA), height under described anti-trip relay normally-closed contact (FTJ1) closure state
Compress switch the normally-closed contact of cabinet breaker (QF), high-voltage switch cabinet breaker closing coil (HQ) composition
Closing circuit, with closing switch (HA), high under anti-trip relay normally-closed contact (FTJ) off-state
Compress switch the normally-closed contact of cabinet breaker (QF), high-voltage switch cabinet breaker closing coil (HQ) composition
Anti-jump loop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620475491.XU CN205622218U (en) | 2016-05-24 | 2016-05-24 | Computer of preventing jumping protection measurement and control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620475491.XU CN205622218U (en) | 2016-05-24 | 2016-05-24 | Computer of preventing jumping protection measurement and control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205622218U true CN205622218U (en) | 2016-10-05 |
Family
ID=57024565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620475491.XU Expired - Fee Related CN205622218U (en) | 2016-05-24 | 2016-05-24 | Computer of preventing jumping protection measurement and control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205622218U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109167264A (en) * | 2018-09-20 | 2019-01-08 | 湖北长江电气有限公司 | A kind of high-tension switch cabinet inner breaker leap preventing device |
| CN117861471B (en) * | 2024-03-12 | 2024-05-17 | 胜利油田康贝石油工程装备有限公司 | Wireless monitoring nitrogen foam generator and control method thereof |
-
2016
- 2016-05-24 CN CN201620475491.XU patent/CN205622218U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109167264A (en) * | 2018-09-20 | 2019-01-08 | 湖北长江电气有限公司 | A kind of high-tension switch cabinet inner breaker leap preventing device |
| CN109167264B (en) * | 2018-09-20 | 2024-03-08 | 湖北长江电气有限公司 | Jump preventing device for circuit breaker in high-voltage switch cabinet |
| CN117861471B (en) * | 2024-03-12 | 2024-05-17 | 胜利油田康贝石油工程装备有限公司 | Wireless monitoring nitrogen foam generator and control method thereof |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161005 Termination date: 20170524 |