CN207883061U - A kind of device of alarming horn pulse operation - Google Patents
A kind of device of alarming horn pulse operation Download PDFInfo
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- CN207883061U CN207883061U CN201721830498.XU CN201721830498U CN207883061U CN 207883061 U CN207883061 U CN 207883061U CN 201721830498 U CN201721830498 U CN 201721830498U CN 207883061 U CN207883061 U CN 207883061U
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- time
- relay
- delay relay
- delay
- alarming horn
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Abstract
The utility model discloses a kind of devices of alarming horn pulse operation, external power supply is wherein directly connected to alarming horn HA all the way, external power supply wherein all the way connection intermediate relay KA1, external power supply wherein all the way joint noise reduction button SB1, noise reduction button SB1 are separately connected the coil electrode of time-delay relay KT1 and time-delay relay KT2；Time-delay relay KT1 and time-delay relay KT2 are in parallel, and time-delay relay KT1 is controlled triggering end by the normally opened contact of intermediate relay KA1, and time-delay relay KT2 is controlled triggering end by the normally opened contact of time-delay relay KT1.The utility model has the advantages that：Pass through a kind of device of alarming horn pulse operation, so that alarming horn energized action, dead electricity stopping action, pulse operation, alarming horn is avoided to be constantly in work once electrified state for a long time, reaching reduces the possibility that alarming horn causes alarming horn to damage because being constantly in work once electrified state for a long time.
Description
Technical field
The utility model is related to a kind of device of solution alarming horn damage, specially a kind of alarming horn pulse operations
Device.
Background technology
The control system in nearly all power station all employs alarming horn, when power station is broken down, alarming horn action,
Operating personnel are reminded to investigate failure, failure reset or operation noise reduction button release alarming horn actuation of an alarm.
Way always was in the past：Alarm signal drives an intermediate relay action, then by the normally opened of intermediate relay
Contact closure drives alarming horn action.Can pass through and operate noise reduction button so that intermediate relay dead electricity stopping acts, it is intermediate after
Electric appliance normally opened contact disconnects, and alarming horn stopping action referring to attached drawing 1.When failure alarm signal continue, operating personnel cannot and
When noise reduction button is excluded or operated to warning message so that alarming horn stopping act in the case of, alarming horn one
Directly it is in work once electrified state.Often occur being constantly in work once electrified state, alarming horn damage for a long time because of alarming horn
The phenomenon that.
It is constantly in work once electrified state for a long time in order to solve alarming horn, reduces the failure rate of alarming horn damage,
Need a kind of device so that alarming horn is in pulse operation state, can meet failure alarm horn actuation and remind behaviour
Make the failure of personnel power station, and is avoided that alarming horn causes alarming horn to damage because being constantly in energized action for a long time
Device.
Invention content
The utility model patent is designed to provide a kind of device of alarming horn pulse operation, avoids alarming horn
Because long-time energized action causes alarming horn to damage.
What the utility model patent was realized in：The present apparatus is a kind of device of alarming horn pulse operation.
The present apparatus is by time-delay relay KT1, time-delay relay KT2, intermediate relay KA1, alarming horn HA, noise reduction button
SB1 is formed, as shown in Fig. 2.It is power cut off delay that time-delay relay KT1, which is arranged,（It obtains electric instantaneous）Time-delay relay is arranged in action
KT2 be electric delay（Power-off is instantaneous）Action.When control system has detected alarm signal, fault alarm has output, intermediate
The normally opened contact of relay KA1 energized actions, intermediate relay KA1 is closed then alarming horn HA energized actions.Intermediate relay
The normally opened contact of KA1 energized actions, intermediate relay KA1 is closed then time-delay relay KT1 energized actions.Time-delay relay KT1
The normally opened contact of energized action, time-delay relay KT1 is instantaneously closed, then time-delay relay KT2 energized actions.Work as time-delay relay
KT2 energized action delay times arrive, and time-delay relay KT2 normally-closed contacts disconnect, intermediate relay KA1 dead electricity stoppings action.In
Between relay KA1 dead electricity stoppings act, the normally opened contact of intermediate relay KA1 disconnects, then alarming horn HA dead electricity stopping acts.
Intermediate relay KA1 dead electricity stoppings act, and the normally opened contact of intermediate relay KA1 disconnects, then time-delay relay KT1 dead electricity stops
Action, time-delay relay KT1 dead electricity delay times arrive, and the normally opened contact of time-delay relay KT1 disconnects, and time-delay relay KT2 loses
Electric stopping action, time-delay relay KT2 normally-closed contacts are instantaneously closed, intermediate relay KA1 energized actions.Intermediate relay KA1
The normally opened contact of energized action, intermediate relay KA1 is closed then alarming horn HA energized actions.Cyclically, as long as fault alarm
Information always exists, and noise reduction button SB1 is not operated, i.e. the normally-closed contact of noise reduction button SB1 is closed always, alarming horn HA
Working condition be：Action（Action delay time KT2 is delayed）, stopping action（Stop the delay of action delay time KT1）.
A kind of device of alarming horn pulse operation, by time-delay relay KT1, time-delay relay KT2, intermediate relay
KA1, alarming horn HA, noise reduction button SB1 compositions, it is characterised in that：
External power supply is wherein all the way（DC24V1+）Connect one group of normally opened contact of intermediate relay KA1（KA1_1O）One
End, one end of the other end connection alarming horn HA of the normally opened contact KA1_1O of KA1, the other end of alarming horn HA connect power supply
Cathode（DC24V-）；
One group of normally-closed contact of failure alarm signal joint noise reduction button SB1（SB1_1C）One end, noise reduction button SB1's
The normally-closed contact of the other end connection time-delay relay KT2 of normally-closed contact SB1_1C（KT2_1C）One end, time-delay relay KT2
Normally-closed contact KT2-1C other end connection intermediate relay KA1 coil electrode, the coil cathode of intermediate relay KA1 connects
Connect power cathode；
External power supply is wherein all the way（DC24V2+）Another group of normally-closed contact of joint noise reduction button SB1（SB1_2C）One
End, the other end of the normally-closed contact SB1_2C of noise reduction button SB1 connect the coil electrode of time-delay relay KT2/KT1, prolong simultaneously
When relay KT2 coil cathode connect power cathode, the triggering end connection time-delay relay KT1's of time-delay relay KT2 is normal
Open contact（KT1_1O）One end, the normally opened contact of time-delay relay KT1（KT1_1O）The other end connect power cathode；Delay
The coil cathode of relay KT1 connects power cathode, and the triggering end connection intermediate relay KA1's of time-delay relay KT1 is another
Group normally opened contact（KA1_2O）One end, the other end of the normally opened contact KA1_2O of intermediate relay KA1 connects power cathode.
When circuit has detected alarm signal, fault alarm has output, intermediate relay KA1 energized actions, it is intermediate after
The normally opened contact of electric appliance KA1 is closed then alarming horn HA energized actions；
Intermediate relay KA1 energized actions, the normally opened contact of intermediate relay KA1 be closed then time-delay relay KT1 obtain it is electric
Action；
Time-delay relay KT1 energized actions, the normally opened contact of time-delay relay KT1 are instantaneously closed, then time-delay relay KT2
Energized action；
When time-delay relay KT2 energized action delay times arrive, time-delay relay KT2 normally-closed contacts disconnect, intermediate relay
Device KA1 dead electricity stoppings act；
Intermediate relay KA1 dead electricity stoppings act, and the normally opened contact of intermediate relay KA1 disconnects, then alarming horn HA loses
Electric stopping action；
Intermediate relay KA1 dead electricity stoppings act, and the normally opened contact of intermediate relay KA1 disconnects, then time-delay relay KT1
Dead electricity stopping acts, and time-delay relay KT1 dead electricity delay times arrive, and the normally opened contact of time-delay relay KT1 disconnects, and be delayed relay
Device KT2 dead electricity stoppings act, and time-delay relay KT2 normally-closed contacts are instantaneously closed, intermediate relay KA1 energized actions；
Intermediate relay KA1 energized actions, the normally opened contact of intermediate relay KA1 be closed then alarming horn HA obtain it is electronic
Make；
Cyclically, as long as fault alarm information always exists, and noise reduction button SB1 is not operated, i.e. noise reduction button SB1's
Normally-closed contact is closed always, and the working condition of alarming horn HA is：Alarm exists and is operated without noise reduction, HA actions（Actuation time
For the time of time-delay relay KT2 settings）, HA stoppings action（The time of stopping action is that the time is arranged in time-delay relay KT1）,
HA is acted（Actuation time is the time of time-delay relay KT2 settings）, HA stoppings action（The time of stopping action is delay relay
The time is arranged in device KT1）..., cycle.
The utility model has the advantages that：Pass through a kind of device of alarming horn pulse operation so that alarming horn obtains electric
Action（The action delay time：The time of time-delay relay KT2 settings）, dead electricity stopping action（Stop the action delay time：Delay
The time of relay KT1 settings）, energized action（The action delay time：The time of time-delay relay KT2 settings）, dead electricity stop
Action（Stop the action delay time：The time of time-delay relay KT1 settings）, pulse operation, avoid alarming horn for a long time
It is constantly in work once electrified state, reaching reduces alarming horn leads to alarming horn because being constantly in work once electrified state for a long time
The possibility of damage.
Description of the drawings
Fig. 1 is the original alarming horn device circuit schematic diagram of the utility model.
Fig. 2 is the device circuit schematic diagram of the utility model alarming horn pulse operation.
Specific implementation mode
As shown in Fig. 2.The utility model is related to a kind of devices of alarming horn pulse operation, by time-delay relay
KT1, time-delay relay KT2, intermediate relay KA1, alarming horn HA, noise reduction button SB1 compositions, setting time-delay relay KT1
For power cut off delay（It obtains electric instantaneous）Action, setting time-delay relay KT2 be electric delay（Power-off is instantaneous）Action.Work as control system
When having detected alarm signal, fault alarm has output, intermediate relay KA1 energized actions, the normally opened of intermediate relay KA1 to touch
Point is closed then alarming horn HA energized actions.The normally opened contact of intermediate relay KA1 energized actions, intermediate relay KA1 is closed
Then time-delay relay KT1 energized actions.Time-delay relay KT1 energized actions, the normally opened contact of time-delay relay KT1 instantaneously close
It closes, then time-delay relay KT2 energized actions.When time-delay relay KT2 energized action delay times arrive, time-delay relay KT2 is normal
Closed contact disconnects, intermediate relay KA1 dead electricity stoppings action.Intermediate relay KA1 dead electricity stoppings act, intermediate relay KA1
Normally opened contact disconnect, then the stopping of alarming horn HA dead electricity act.Intermediate relay KA1 dead electricity stoppings act, intermediate relay
The normally opened contact of KA1 disconnects, then time-delay relay KT1 dead electricity stopping acts, and time-delay relay KT1 dead electricity delay times arrive, prolong
When relay KT1 normally opened contact disconnect, time-delay relay KT2 dead electricity stoppings action, time-delay relay KT2 normally-closed contacts are instantaneous
It is closed, intermediate relay KA1 energized actions.The normally opened contact of intermediate relay KA1 energized actions, intermediate relay KA1 is closed
Then alarming horn HA energized actions.Cyclically, as long as fault alarm information always exists, and noise reduction button SB1 is not operated, i.e.,
The normally-closed contact of noise reduction button SB1 is closed always, and the working condition of alarming horn HA is：Action（The action delay time：Delay after
The time of electric appliance KT2 settings）, stopping action（Stop the action delay time：The time of time-delay relay KT1 settings）, action（It is dynamic
Make delay time：The time of time-delay relay KT2 settings）, stopping action（Stop the action delay time：Time-delay relay KT1 is set
The time set）... cycle.
Claims (2)
1. a kind of device of alarming horn pulse operation, by time-delay relay KT1, time-delay relay KT2, intermediate relay
KA1, alarming horn HA, noise reduction button SB1 compositions, it is characterised in that：
External power supply is wherein all the way（DC24V1+）Connect one end of one group of normally opened contact KA1_1O of intermediate relay KA1, KA1
Normally opened contact KA1_1O other end connection alarming horn HA one end, the other end of alarming horn HA connects power cathode
（DC24V-）；
One end of one group of normally-closed contact SB1_1C of failure alarm signal joint noise reduction button SB1, the normally closed of noise reduction button SB1 are touched
One end of the normally-closed contact KT2_1C of the other end connection time-delay relay KT2 of point SB1_1C, the normally closed of time-delay relay KT2 are touched
The coil cathode connection power supply of the coil electrode of the other end connection intermediate relay KA1 of point KT2-1C, intermediate relay KA1 is negative
Pole；
External power supply is wherein all the way（DC24V2+）One end of another group of normally-closed contact SB1_2C of joint noise reduction button SB1, noise reduction
The other end of the normally-closed contact SB1_2C of button SB1 connects the coil electrode of time-delay relay KT2/KT1, time-delay relay simultaneously
The coil cathode of KT2 connects power cathode, the normally opened contact of the triggering end connection time-delay relay KT1 of time-delay relay KT2
The other end of one end of KT1_1O, the normally opened contact KT1_1O of time-delay relay KT1 connects power cathode；Time-delay relay KT1
Coil cathode connect power cathode, another group of normally opened contact of the triggering end connection intermediate relay KA1 of time-delay relay KT1
The other end of one end of KA1_2O, the normally opened contact KA1_2O of intermediate relay KA1 connects power cathode.
2. a kind of device of alarming horn pulse operation according to claim 1, it is characterised in that：
When circuit has detected alarm signal, fault alarm has output, intermediate relay KA1 energized actions, intermediate relay
The normally opened contact of KA1 is closed then alarming horn HA energized actions；
The normally opened contact of intermediate relay KA1 energized actions, intermediate relay KA1 is closed then time-delay relay KT1 energized actions；
Time-delay relay KT1 energized actions, the normally opened contact of time-delay relay KT1 are instantaneously closed, then time-delay relay KT2 is obtained electric
Action；
When time-delay relay KT2 energized action delay times arrive, time-delay relay KT2 normally-closed contacts disconnect, intermediate relay KA1
Dead electricity stopping acts；
Intermediate relay KA1 dead electricity stoppings act, and the normally opened contact of intermediate relay KA1 disconnects, then alarming horn HA dead electricity is stopped
Stop is made；
Intermediate relay KA1 dead electricity stoppings act, and the normally opened contact of intermediate relay KA1 disconnects, then time-delay relay KT1 dead electricity
Stopping acts, and time-delay relay KT1 dead electricity delay times arrive, and the normally opened contact of time-delay relay KT1 disconnects, time-delay relay
KT2 dead electricity stoppings act, and time-delay relay KT2 normally-closed contacts are instantaneously closed, intermediate relay KA1 energized actions；
The normally opened contact of intermediate relay KA1 energized actions, intermediate relay KA1 is closed then alarming horn HA energized actions；
Cyclically, as long as fault alarm information always exists, and noise reduction button SB1 is not operated, i.e., noise reduction button SB1's is normally closed
Contact is closed always, and the working condition of alarming horn HA is：Alarm exists and is operated without noise reduction, and HA actions, actuation time is to prolong
When relay KT2 setting time, the time of HA stoppings action, stopping action is that the time is arranged in time-delay relay KT1, and HA is dynamic
Make, actuation time is the time of time-delay relay KT2 settings, and the time of HA stoppings action, stopping action is time-delay relay KT1
Time, cycle are set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721830498.XU CN207883061U (en) | 2017-12-25 | 2017-12-25 | A kind of device of alarming horn pulse operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721830498.XU CN207883061U (en) | 2017-12-25 | 2017-12-25 | A kind of device of alarming horn pulse operation |
Publications (1)
| Publication Number | Publication Date |
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| CN207883061U true CN207883061U (en) | 2018-09-18 |
Family
ID=63503904
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721830498.XU Active CN207883061U (en) | 2017-12-25 | 2017-12-25 | A kind of device of alarming horn pulse operation |
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| CN (1) | CN207883061U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107978107A (en) * | 2017-12-25 | 2018-05-01 | 泰豪科技股份有限公司 | A kind of device of alarming horn pulse operation |
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2017
- 2017-12-25 CN CN201721830498.XU patent/CN207883061U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107978107A (en) * | 2017-12-25 | 2018-05-01 | 泰豪科技股份有限公司 | A kind of device of alarming horn pulse operation |
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