CN207339410U - Uninterrupted power source electric power system and uninterrupted power source distribution box - Google Patents
Uninterrupted power source electric power system and uninterrupted power source distribution box Download PDFInfo
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- CN207339410U CN207339410U CN201721454170.2U CN201721454170U CN207339410U CN 207339410 U CN207339410 U CN 207339410U CN 201721454170 U CN201721454170 U CN 201721454170U CN 207339410 U CN207339410 U CN 207339410U
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Abstract
The utility model discloses a kind of uninterrupted power source electric power system and uninterrupted power source distribution box, including：Handover module includes the first static transfer switch, the second static transfer switch and manual switch；The input terminal of Uninterruptible Power Module is electrically connected with mains-supplied line, and the output terminal of Uninterruptible Power Module is electrically connected with the first end of the first static transfer switch；The first end of second static transfer switch and the first end of manual switch are electrically connected with mains-supplied line respectively；The second end of first static transfer switch, the second end of the second static transfer switch and the second end of manual switch are electrically connected with load respectively；For controlling the conducting of the first static transfer switch or the conducting of the second static transfer switch.The technical solution of the utility model embodiment, by setting manual switch in uninterrupted power source electric power system, after realizing that Uninterruptible Power Module breaks down, makes mains-supplied line and directly provides power supply for load, so that load maintains normal work.
Description
Technical field
The utility model embodiment is related to electrical power conversion technical field, more particularly to a kind of uninterrupted power source electric power system and
Uninterrupted power source distribution box.
Background technology
Uninterrupted power source (Uninterruptible Power System/Uninterruptible Power Supply,
UPS), it is that storage battery (being mostly plumbic acid maintenance-free storage battery) is connected with host, will by modular circuits such as host inverters
Direct current is converted into the system equipment of alternating current.When alternating current input is normal, UPS will be supplied to load to use after alternating current voltage stabilizing, this
When UPS be exactly an AC system electricity voltage-stablizer, while it also to self-contained battery charge.
But can not be switched fast between UPS and alternating current bypass after UPS power-off in the prior art, so that load
Normal work is maintained, and protects load soft and hardware without damage.
Utility model content
In view of this, the utility model embodiment provides a kind of uninterrupted power source electric power system and uninterrupted power source distribution
Case, after realizing UPS power-off, can be switched fast between UPS and alternating current bypass, so that load maintains normal work, and protect
Shield load soft and hardware effect without damage, greatly improves the reliability of electric power system, and simple in structure, easy to operate, cost
It is cheap.
In a first aspect, the utility model embodiment provides a kind of uninterrupted power source electric power system, including：
Uninterruptible Power Module and handover module；
The handover module includes the first static transfer switch, the second static transfer switch and manual switch；
The input terminal of the Uninterruptible Power Module is electrically connected with mains-supplied line, the output of the Uninterruptible Power Module
End is electrically connected with the first end of first static transfer switch；
The first end of second static transfer switch and the first end of the manual switch respectively with the mains-supplied
Line is electrically connected；
The second end of first static transfer switch, the second end of second static transfer switch and described is opened manually
The second end of pass is electrically connected with load respectively；
The Uninterruptible Power Module includes control unit, described control unit respectively with first static transfer switch
It is electrically connected with the control terminal of second static transfer switch, described control unit is used to control first static transfer switch
Conducting or second static transfer switch conducting.
Optionally, the first turn-off module is further included；
The second end of first static transfer switch, the second end of second static transfer switch and described is opened manually
The second end of pass is electrically connected by first turn-off module with the load respectively.
Optionally, the second turn-off module and the 3rd turn-off module are further included；
The input terminal of the Uninterruptible Power Module is electrically connected by second turn-off module with the mains-supplied line,
The first end of second static transfer switch and the first end of the manual switch by the 3rd turn-off module with it is described
Mains-supplied line is electrically connected.
Optionally, current transformer and voltage transformer are further included；
The first end of second turn-off module and the current transformer is electrically connected, the second end of the current transformer
It is electrically connected with the mains-supplied line；
The first end of 3rd turn-off module and the current transformer is electrically connected；
The voltage transformer and the current transformer are in parallel.
Optionally, fuse is further included, the first end of the fuse is electrically connected with the second end of the current transformer,
The second end of the fuse is electrically connected with the mains-supplied line.
Optionally, the Uninterruptible Power Module includes at least one uninterrupted power source unit, wherein, described in any two
It is in parallel between uninterrupted power source unit.
Optionally, first static transfer switch includes at least one bidirectional thyristor；
Second static transfer switch includes at least one bidirectional thyristor.
Second aspect, the utility model embodiment provide a kind of uninterrupted power source distribution box, including：
Babinet and multifunctional meter；
The multifunctional meter is arranged on the surface of the babinet, the multifunctional meter and the uninterrupted power source electric power system
Load be electrically connected, include above-mentioned first by the electric signal of the load, the uninterrupted power source electric power system for measuring
Uninterrupted power source electric power system described in aspect any one.
The technical solution of the utility model embodiment, by setting manual switch in uninterrupted power source electric power system, is realized
After Uninterruptible Power Module breaks down, make mains-supplied line and directly provide power supply for load, so that load remains normal
Work, and load soft and hardware effect without damage is protected, greatly improve the reliability of electric power system, and simple in structure, operation
It is convenient, of low cost.
Brief description of the drawings
Fig. 1 is a kind of structure diagram for uninterrupted power source electric power system that the utility model embodiment one provides；
Fig. 2 is the structure diagram for another uninterrupted power source electric power system that the utility model embodiment one provides；
Fig. 3 is the structure diagram for another uninterrupted power source electric power system that the utility model embodiment one provides；
Fig. 4 is the structure diagram for another uninterrupted power source electric power system that the utility model embodiment one provides；
Fig. 5 is a kind of structure diagram for uninterrupted power source distribution box that the utility model embodiment two provides.
Embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples.It is understood that herein
Described specific embodiment is used only for explaining the utility model, rather than the restriction to the utility model.Further need exist for
It is bright, for the ease of description, part relevant with the utility model rather than entire infrastructure are illustrate only in attached drawing.
Embodiment one
Fig. 1 is a kind of structure diagram for uninterrupted power source electric power system that the utility model embodiment provides.Referring to figure
1, which includes：
Uninterruptible Power Module 1 and handover module 2；Handover module 2 includes the first static transfer switch 20, and the second static state turns
Change switch 21 and manual switch 22；The input terminal 10 of Uninterruptible Power Module 1 is electrically connected with mains-supplied line 3, uninterrupted power source
The output terminal 11 of module 1 is electrically connected with the first end 200 of the first static transfer switch 20；The first of second static transfer switch 21
The first end 220 of end 210 and manual switch 22 is electrically connected with mains-supplied line 3 respectively；The second of first static transfer switch 20
End 201, the second end 211 of the second static transfer switch 21 and the second end 221 of manual switch 22 are electrically connected with load 4 respectively；
Uninterruptible Power Module 1 includes control unit, and control unit is opened with the first static transfer switch 20 and the second static conversion respectively
21 control terminal electrical connection is closed, control unit is turned on for the first static transfer switch 20 of control or the second static transfer switch
21 conductings.
In the present embodiment, between the control terminal of the first static transfer switch 20 and the second static transfer switch 21 is integrated in not
Power off in source module 1, the control unit of Uninterruptible Power Module 1 and the first static transfer switch 20 and the second static transfer switch
21 control terminal is electrically connected, and control unit is turned on for the first static transfer switch 20 of control or the second static transfer switch 21
Conducting.
Exemplary, following several operating modes are introduced in the uninterrupted power source electric power system in the present embodiment.
The first, manual switch 22 is off, in the state of Uninterruptible Power Module 1 does not break down, no
Uninterruptible power module 1 can control that the first static transfer switch 20 turns on or the second static transfer switch 21 turns on, when first
When static transfer switch 20 turns on, the second static transfer switch 21 is closed, and at this time, Uninterruptible Power Module 1 provides electricity for load 4
Source.When the second static transfer switch 21 turns on, and the first static transfer switch 20 is closed, mains-supplied line 3 is static by second
Switch 21 is electrically connected with load 4, and mains-supplied line directly provides power supply for load 4.
Second, Uninterruptible Power Module 1 is in malfunction, therefore to be unable to control first quiet for Uninterruptible Power Module 1
State change-over switch 20 turns on or the second static transfer switch 21 turns on.It is at this time, manual switch 22 is in the conduction state so that
Mains-supplied line 3 is operated with manual switches 22 and is electrically connected with load 4, realizes alternating current and directly provides power supply for load 4.During this period,
Maintenance personal can be in the case where not influencing load normal work, Uninterruptible Power Module 1 of the maintenance in malfunction.
The technical solution of the utility model embodiment, by setting manual switch in uninterrupted power source electric power system, is realized
After Uninterruptible Power Module breaks down, make mains-supplied line and directly provide power supply for load, so that load remains normal
Work, and load soft and hardware effect without damage is protected, greatly improve the reliability of electric power system, and simple in structure, operation
It is convenient, of low cost.
Optionally, referring to Fig. 2, based on the above technical solutions, the first end 220 of manual switch 22 and uninterrupted electricity
The output terminal 11 of source module 1 is electrically connected.Exemplary, in the present embodiment, manual switch 22 can be single-pole double-throw switch (SPDT), can be with
Manually control leading for the output terminal 11 of the conducting for realizing manual switch 22 and mains-supplied line or Uninterruptible Power Module 1
It is logical, to realize that Uninterruptible Power Module 1 is operated with manual switches 22 power supply is provided for load 4.Can be to avoid due to first static turn
20 failures of switch are changed, it can not be the problem of load 4 provides power supply to cause Uninterruptible Power Module 1.
Optionally, referring to Fig. 3, mains-supplied line 3 it is exemplary include 3 phase lines L1, L2 and L3.
Optionally, based on the above technical solutions, referring to Fig. 4, the first turn-off module 50 is further included；First static turn
The second end 201 of switch 20 is changed, the second end 211 of the second static transfer switch 21 and the second end 211 of manual switch 22 are distinguished
It is electrically connected by the first turn-off module 50 with load 4.
Choosing, referring to Fig. 4, further include the second turn-off module 51 and the 3rd turn-off module 52；Uninterruptible Power Module 1 it is defeated
Enter end 10 to be electrically connected with mains-supplied line 3 by the second turn-off module 51, the first end 210 and hand of the second static transfer switch 21
The first end 220 of dynamic switch 22 is electrically connected by the 3rd turn-off module 52 with mains-supplied line 3.Exemplary, the first breaking mould
Block 50, the second turn-off module 51 and the 3rd turn-off module 52 can include breaker, the quantity of breaker can according to actual conditions,
Related practitioner decides in its sole discretion.The setting of first turn-off module 50, the second turn-off module 51 and the 3rd turn-off module 52, it is convenient
Control circuit is turned on and off.
Optionally, referring to Fig. 4, current transformer 6 and voltage transformer 7 are further included；Second turn-off module 51 and electric current are mutual
The first end of sensor 6 is electrically connected, and the second end and mains-supplied line 3 of current transformer 6 are electrically connected；3rd turn-off module 52 and electricity
The first end of current transformer 6 is electrically connected；Voltage transformer 6 and current transformer 7 are in parallel.Choosing, referring to Fig. 4, further include fusing
Device 8, the first end of fuse 8 are electrically connected with the second end of current transformer 6, second end and the electricity of mains-supplied line 3 of fuse 8
Connection.The effect of current transformer and voltage transformer in circuit is exactly " detecting element ".It is direct to high current and high voltage
Measure inconvenience, it is also dangerous, " eyes " that this two kinds of electric appliances regard people are just developed, monitor the electricity of circuit at any time
Stream and voltage.Fuse refers to when electric current exceedes setting, melt is fused with the heat that itself is produced, the one of disconnecting circuit
Kind electric appliance.Fuse is after exceeding setting for a period of time according to electric current, to make Melt molten with the heat of its own generation, so that
Disconnect circuit；With a kind of current protector made of this principle.Fuse can be as short circuit and the protection of overcurrent.
Optionally, based on the above technical solutions, Uninterruptible Power Module 1 includes at least one uninterrupted power source unit, wherein,
It is in parallel between any two uninterrupted power source unit.Uninterrupted power source (Uninterruptible Power System/
Uninterruptible Power Supply, UPS), i.e. uninterrupted power source, it by storage battery (is mostly plumbic acid maintenance-free electric power storage to be
Pond) it is connected with host, direct current is converted into the system equipment of alternating current by modular circuits such as host inverters.It is mainly used for
To single computer, computer network system or other power electronic equipments such as offer such as solenoid valve, pressure transmitter stabilization, no
The supply of electric power of interruption.When alternating current input is normal, UPS will be supplied to load to use after alternating current voltage stabilizing, UPS at this time is exactly one
Platform AC system electricity voltage-stablizer, while it also charges to self-contained battery；When commercial power interruption (forced outage), UPS is immediately by battery
Direct current energy, continue to supply 220V alternating currents by the square normal load of inverter switch transition, load is maintained normal work
Make and protect load soft and hardware without damage.UPS equipment usually can provide protection to overtension or brownout.UPS electricity
Source system is made of five parts：The power supply input circuits such as main road, bypass, battery, carry out the rectifier of AC/DC conversion, carry out DC/
The inverter of AC conversion, inversion and bypass output switching circuit and energy storage battery.
Optionally, the first static transfer switch includes at least one bidirectional thyristor；Second static transfer switch is included extremely
A few bidirectional thyristor.Exemplary referring to Fig. 3, the first static transfer switch includes three bidirectional thyristors；Second is static
Change-over switch includes three bidirectional thyristors.
Embodiment two
On the basis of above-described embodiment, the utility model is that embodiment provides a kind of uninterrupted power source distribution box, Fig. 5
The structure diagram of a kind of uninterrupted power source distribution box provided for the utility model embodiment, referring to Fig. 5, the uninterrupted power source
Distribution box includes：Babinet 501 and multifunctional meter 502；Multifunctional meter is arranged on the surface of babinet, multifunctional meter and uninterrupted power source
The load of electric power system is electrically connected, and for measuring the electric signal by loading, uninterrupted power source electric power system includes above-mentioned implementation
The uninterrupted power source electric power system of any one in example.
The technical solution of the utility model embodiment, by setting manual switch in uninterrupted power source electric power system, is realized
After Uninterruptible Power Module breaks down, make mains-supplied line and directly provide power supply for load, so that load remains normal
Work, and load soft and hardware effect without damage is protected, greatly improve the reliability of electric power system, and simple in structure, operation
It is convenient, of low cost.
Note that it above are only the preferred embodiment and institute's application technology principle of the utility model.Those skilled in the art's meeting
Understand, the utility model is not limited to specific embodiment described here, can carry out for a person skilled in the art various bright
Aobvious change, readjust, be combined with each other and substitute without departing from the scope of protection of the utility model.Therefore, although passing through
Above example is described in further detail the utility model, but the utility model is not limited only to above implementation
Example, in the case where not departing from the utility model design, can also include other more equivalent embodiments, and the utility model
Scope is determined by scope of the appended claims.
Claims (8)
- A kind of 1. uninterrupted power source electric power system, it is characterised in that including：Uninterruptible Power Module and handover module；The handover module includes the first static transfer switch, the second static transfer switch and manual switch；The input terminal of the Uninterruptible Power Module is electrically connected with mains-supplied line, the output terminal of the Uninterruptible Power Module with The first end of first static transfer switch is electrically connected；The first end of second static transfer switch and the first end of the manual switch are electric with the mains-supplied line respectively Connection；The second end of first static transfer switch, the second end of second static transfer switch and the manual switch Second end is electrically connected with load respectively；The Uninterruptible Power Module includes control unit, described control unit respectively with first static transfer switch and institute The control terminal for stating the second static transfer switch is electrically connected, and described control unit is used to control first static transfer switch to turn on Or the second static transfer switch conducting.
- 2. uninterrupted power source electric power system according to claim 1, it is characterised in thatFurther include the first turn-off module；The second end of first static transfer switch, the second end of second static transfer switch and the manual switch Second end is electrically connected by first turn-off module with the load respectively.
- 3. uninterrupted power source electric power system according to claim 1, it is characterised in thatFurther include the second turn-off module and the 3rd turn-off module；The input terminal of the Uninterruptible Power Module is electrically connected by second turn-off module with the mains-supplied line, described The first end of second static transfer switch and the first end of the manual switch pass through the 3rd turn-off module and the alternating current Supply lines is electrically connected.
- 4. uninterrupted power source electric power system according to claim 3, it is characterised in thatFurther include current transformer and voltage transformer；The first end of second turn-off module and the current transformer is electrically connected, the second end of the current transformer and institute State the electrical connection of mains-supplied line；The first end of 3rd turn-off module and the current transformer is electrically connected；The voltage transformer and the current transformer are in parallel.
- 5. uninterrupted power source electric power system according to claim 4, it is characterised in thatFuse is further included, the first end of the fuse is electrically connected with the second end of the current transformer, the fuse Second end be electrically connected with the mains-supplied line.
- 6. uninterrupted power source electric power system according to claim 1, it is characterised in thatThe Uninterruptible Power Module includes at least one uninterrupted power source unit, wherein, uninterrupted power source described in any two It is in parallel between unit.
- 7. uninterrupted power source electric power system according to claim 1, it is characterised in thatFirst static transfer switch includes at least one bidirectional thyristor；Second static transfer switch includes at least one bidirectional thyristor.
- A kind of 8. uninterrupted power source distribution box, it is characterised in that including：Babinet and multifunctional meter；The multifunctional meter is arranged on the surface of the babinet, and the multifunctional meter is negative with the uninterrupted power source electric power system Carry and be electrically connected, for measuring the electric signal by the load, the uninterrupted power source electric power system includes the claims Uninterrupted power source electric power system described in 1-7 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721454170.2U CN207339410U (en) | 2017-11-03 | 2017-11-03 | Uninterrupted power source electric power system and uninterrupted power source distribution box |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721454170.2U CN207339410U (en) | 2017-11-03 | 2017-11-03 | Uninterrupted power source electric power system and uninterrupted power source distribution box |
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| CN207339410U true CN207339410U (en) | 2018-05-08 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107658969A (en) * | 2017-11-03 | 2018-02-02 | 上海正帆科技股份有限公司 | Uninterrupted power source electric power system and uninterrupted power source distribution box |
| CN110504740A (en) * | 2018-05-17 | 2019-11-26 | 中国石油天然气股份有限公司 | A kind of power supply device of Gas Stations emergency stop (apparatus) system |
-
2017
- 2017-11-03 CN CN201721454170.2U patent/CN207339410U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107658969A (en) * | 2017-11-03 | 2018-02-02 | 上海正帆科技股份有限公司 | Uninterrupted power source electric power system and uninterrupted power source distribution box |
| CN110504740A (en) * | 2018-05-17 | 2019-11-26 | 中国石油天然气股份有限公司 | A kind of power supply device of Gas Stations emergency stop (apparatus) system |
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