CN205880102U - Disconnected electric alarm device of phase shifting transformer - Google Patents
Disconnected electric alarm device of phase shifting transformer Download PDFInfo
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- CN205880102U CN205880102U CN201620700556.6U CN201620700556U CN205880102U CN 205880102 U CN205880102 U CN 205880102U CN 201620700556 U CN201620700556 U CN 201620700556U CN 205880102 U CN205880102 U CN 205880102U
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- phase shifting
- shifting transformer
- alarm device
- alarm
- power failure
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Abstract
The utility model discloses a disconnected electric alarm device of phase shifting transformer. Disconnected electric alarm device of phase shifting transformer includes normally closed relay, normally closed relay includes coil end and normally closed contact, phase shifting transformer, phase shifting transformer's output with coil end electricity is connected, alarm and power, the power the alarm and normally closed contact series connects. Adopt the utility model discloses disconnected electric alarm device of phase shifting transformer through setting up the alarm, can guarantee quick, the convenient discovery phase shifting transformer outage of operation personnel, has eliminated the long -time power failure blowing -out potential safety hazard that production brought to mine safety, satisfies the operation personnel supplied the magnetron reason to phase shifting transformer requirement.
Description
Technical field
This utility model relates to a kind of phase shifting transformer power failure alarm device.
Background technology
Ventilation blower is widely used in leading to as the important component part that ventilation device is mine facility, phase shifting transformer
In blower fan.
Phase shifting transformer power-off can cause ventilation blower disorderly closedown, causes mine power failure blowing-out, and Underground Local Fan is not
The normal air feed of energy, brings huge hidden danger to the safety in production of mine.In prior art, locally operation during phase shifting transformer power-off
Personnel are often not easy to find, thus result in mine and have a power failure for a long time blowing-out, can not fully meet operating personnel to movement
The requirement of transformer-supplied management, also brings inconvenience to mine safety production.
In view of this, it is highly desirable to design a kind of phase shifting transformer power failure alarm device, to overcome drawbacks described above.
Utility model content
In view of this, this utility model provides a kind of phase shifting transformer power failure alarm device, it is intended to solve local mobile
During transformator power-off, operating personnel is often difficult to find and result in mine and have a power failure for a long time the problem of blowing-out, to meet operation people
Member's requirement to phase shifting transformer power supply management, it is ensured that the safety in production of mine.
Phase shifting transformer power failure alarm device provided by the utility model includes normally closed relay, described normally closed relay
Including coil-end and normally-closed contact；Phase shifting transformer, the outfan of described phase shifting transformer electrically connects with described coil-end；Report
Alert device and power supply, described power supply, described alarm and described normally-closed contact are connected in series.
Further, between outfan and the described coil-end of described phase shifting transformer, it is electrically connected with reducing transformer, wherein, described
The input of reducing transformer electrically connects with the outfan of described phase shifting transformer, the outfan of described reducing transformer and described coil-end electricity
Connect.
Further, described alarm is positioned at electric substation's night shift room.
Preferably, described alarm is electric bell.
Preferably, described alarm is audible-visual annunciator.
Further, described phase shifting transformer power failure alarm device also includes controlling switch, described control switch, described electricity
Source, described alarm and described normally-closed contact are connected in series.
Further, described control switch is positioned at electric substation's night shift room.
Use this utility model phase shifting transformer power failure alarm device, by arranging alarm, it is ensured that operating personnel
Find phase shifting transformer power-off quickly, easily, eliminate the safety that mine safety production is brought by long power failure blowing-out
Hidden danger, meets operating personnel's requirement to phase shifting transformer power supply management；By arranging reducing transformer, enhance the reliability of device
And reduce manufacturing cost；Described alarm is installed on electric substation's night shift room and meets operator on duty further to mobile change
The requirement of transformer power-supply management, enhances the simple operation of described phase shifting transformer power failure alarm device.
Accompanying drawing explanation
Preferred embodiment in the present invention will be described in detail below, it will help understand the purpose of the present invention and excellent by accompanying drawing
Point, wherein:
Fig. 1 is the schematic diagram of the phase shifting transformer power failure alarm device of this utility model preferred embodiment.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is described in detail.The most identical parts are with identical reference table
Show.It should be noted that the word "front", "rear" used in describing below, "left", "right", "up" and "down" refer to accompanying drawing
In direction, word " interior " and " outward " refer respectively to the direction towards or away from particular elements geometric center.
Fig. 1 is the schematic diagram of the phase shifting transformer power failure alarm device of this utility model preferred embodiment.As it is shown in figure 1,
Phase shifting transformer power failure alarm device provided by the utility model includes that normally closed relay 1, described normally closed relay 1 include line
Circle end 11 and normally-closed contact 12；Phase shifting transformer 2, the outfan 21 of described phase shifting transformer 2 is electrically connected with described coil-end 11
Connect；Alarm 3 and power supply 4, described power supply 4, described alarm 3 and described normally-closed contact 12 are connected in series.
The outfan 21 of described phase shifting transformer 2 electrically connects with the coil-end 11 of described normally closed relay 1；Described power supply 4,
Described alarm 3 and described normally-closed contact 12 are connected in series.It is described normally closed continue when described phase shifting transformer 2 non-power-off
Electrical equipment 1 provides electric energy, and the normally-closed contact 12 of described normally closed relay 1 is in the state of access failure, described power supply 4, described warning
Device 3 and described normally-closed contact 12 are connected in series the circuit of composition and are in off state, and described alarm 3 is disconnected, and does not sends
Alarm；When described phase shifting transformer 2 power-off, the internal electric magnet of described normally closed relay 1 cannot continue to adsorb armature, described often
The normally-closed contact 12 closing relay 1 is connected, and described power supply 4, described alarm 3 and described normally-closed contact 12 are connected in series group
The circuit become is in channel status, and described alarm 3 sends alarm.Notify that operating personnel processes phase shifting transformer 2 disconnection fault.
As it is shown in figure 1, in an optional embodiment, outfan 21 and the described coil-end of described phase shifting transformer 2
Being electrically connected with reducing transformer 5 between 11, wherein, the input 51 of described reducing transformer 5 is electric with the outfan 21 of described phase shifting transformer 2
Connecting, the outfan 52 of described reducing transformer 5 electrically connects with described coil-end 11.
It is electrically connected with reducing transformer 5 between outfan 21 and the described coil-end 11 of described phase shifting transformer 2, uses described fall
Depressor 5, can reduce the output voltage of described phase shifting transformer 2, such that it is able to select relatively low described normally closed of input voltage to continue
Electrical equipment 1, thus effectively reduce the manufacturing cost of described phase shifting transformer power failure alarm device.In this preferred embodiment, described
The input voltage of reducing transformer 5 is 660V, matches with the output voltage of described phase shifting transformer 2；The output electricity of described reducing transformer 5
Pressure is 36V, matches with the input voltage of described coil-end 11.Select the reducing transformer 5 of this kind of specification, can preferably protect institute
State normally closed relay 1, improve the ruggedness of device.
In an optional embodiment, described alarm 3 is positioned at electric substation's night shift room, when described phase shifting transformer 2
During raw circut breaking, at electric substation's night shift room, operator on duty can find that described phase shifting transformer 2 occurs in that disconnection fault,
Notify that operating personnel carries out failture evacuation.Described alarm 3 is placed in electric substation's night shift room, it is achieved that by described phase shifting transformer 2
Power-off monitoring be integrated into transformer station's night shift room, meet operator on duty's requirement to power supply management further, and need not pacify
Row operating personnel is constantly positioned at around described phase shifting transformer 2 and is monitored, and saves manpower, reduces the work of operating personnel
Intensity.
The described preferred audible-visual annunciator of alarm 3, when there is disconnection fault in described phase shifting transformer 2, described alarm 3
Flash, and send " clank " chimes of doom continuously, remind the timely handling failure of operating personnel.Select described sound and light alarm
Device 3 can remind in terms of vision and audition two, it is to avoid operating personnel is away from described alarm 3, and cannot send out
Existing flashing light alarm；Or the phenomenon that cannot capture chimes of doom owing to scene is noisy occurs, it is ensured that alarm is found in time.
As it is shown in figure 1, in an optional embodiment, the described preferred electric bell of alarm 3, when described phase shifting transformer 2
When there is disconnection fault, described electric bell is sent out and is sent " clank " chimes of doom continuously, reminds the timely handling failure of operating personnel.Described
The preferred electric bell of alarm 3, can effectively reduce the cost of manufacture of package unit.
As it is shown in figure 1, in an optional embodiment, described phase shifting transformer 2 power failure alarm device also includes controlling
Switch 6, described control switch 6, described power supply 4, described alarm 3 and described normally-closed contact 12 are connected in series.Use described
Control switch 6 to be connected in series with described power supply 4, described alarm 3 and described normally-closed contact 12, described warning can be controlled
The break-make of device 3 alarm signal, when disconnection fault occurs in described phase shifting transformer 2, described alarm 3 is transmitted messages police, the most on duty
Personnel capture alarm signal, remind the timely handling failure of operating personnel, and operator on duty can be by the described switch 6 that controls by institute
State control switch 6, described power supply 4, described alarm 3 and described normally-closed contact 12 and be connected in series the circuit disconnection of composition, institute
State alarm 3 stop alarm, prevent alarm from there is interference operating personnel's repair always, avoid unnecessary electric power simultaneously
Consume.After pending fault is got rid of, by control switch 6 Guan Bi, to continue monitoring.
Preferably, the described switch 6 that controls is positioned at electric substation's night shift room, is arranged on around described alarm 3, and operator on duty sends out
Described control switch 6, the more convenient start and stop controlling described alarm 3 can be directly operated after existing alarm.
Use this utility model phase shifting transformer power failure alarm device, by arranging alarm 3, it is ensured that operating personnel
Find the power-off of described phase shifting transformer 2 quickly, easily, eliminate what mine safety production was brought by long power failure blowing-out
Potential safety hazard, meets operating personnel's requirement to described phase shifting transformer 2 power supply management；By arranging described reducing transformer 5, strengthen
The reliability of device and reduce manufacturing cost；Described alarm 3 is installed on electric substation's night shift room meet further
Operator on duty's requirement to described phase shifting transformer 2 power supply management, enhances the behaviour of described phase shifting transformer 2 power failure alarm device
Make convenience.
Last it is noted that above example is only in order to illustrate technical scheme, it is not intended to limit；Although
With reference to previous embodiment, the present invention is described in detail, it will be understood by those within the art that: it still may be used
So that the technical scheme described in foregoing embodiments to be modified, or wherein portion of techniques feature is carried out equivalent；
And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.
Claims (7)
1. a phase shifting transformer power failure alarm device, it is characterised in that including:
Normally closed relay, described normally closed relay includes coil-end and normally-closed contact；
Phase shifting transformer, the outfan of described phase shifting transformer electrically connects with described coil-end；
Alarm and power supply, described power supply, described alarm and described normally-closed contact are connected in series.
Phase shifting transformer power failure alarm device the most according to claim 1, it is characterised in that described phase shifting transformer defeated
Go out and be electrically connected with reducing transformer between end and described coil-end, wherein, the input of described reducing transformer and described phase shifting transformer
Outfan electrically connects, and the outfan of described reducing transformer electrically connects with described coil-end.
Phase shifting transformer power failure alarm device the most according to claim 1, it is characterised in that described alarm is positioned at power transformation
Institute's night shift room.
Phase shifting transformer power failure alarm device the most according to claim 1, it is characterised in that described alarm is electric bell.
Phase shifting transformer power failure alarm device the most according to claim 1, it is characterised in that described alarm is acousto-optic report
Alert device.
6. according to the phase shifting transformer power failure alarm device according to any one of claim 1-5, it is characterised in that described movement
Transformator power failure alarm device also include control switch, described control switch, described power supply, described alarm and described often
Closed contact is connected in series.
Phase shifting transformer power failure alarm device the most according to claim 6, it is characterised in that described control switch is positioned at change
Electricity institute night shift room.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620700556.6U CN205880102U (en) | 2016-07-05 | 2016-07-05 | Disconnected electric alarm device of phase shifting transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620700556.6U CN205880102U (en) | 2016-07-05 | 2016-07-05 | Disconnected electric alarm device of phase shifting transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205880102U true CN205880102U (en) | 2017-01-11 |
Family
ID=57696251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620700556.6U Active CN205880102U (en) | 2016-07-05 | 2016-07-05 | Disconnected electric alarm device of phase shifting transformer |
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| CN (1) | CN205880102U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108693431A (en) * | 2018-04-17 | 2018-10-23 | 山东新华联智能光伏有限公司 | Power alarm equipment |
-
2016
- 2016-07-05 CN CN201620700556.6U patent/CN205880102U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108693431A (en) * | 2018-04-17 | 2018-10-23 | 山东新华联智能光伏有限公司 | Power alarm equipment |
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