CN208986612U - A kind of three-phase alternating current automatic pressure regulating device - Google Patents
A kind of three-phase alternating current automatic pressure regulating device Download PDFInfo
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- CN208986612U CN208986612U CN201821461855.4U CN201821461855U CN208986612U CN 208986612 U CN208986612 U CN 208986612U CN 201821461855 U CN201821461855 U CN 201821461855U CN 208986612 U CN208986612 U CN 208986612U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/50—Arrangements for eliminating or reducing asymmetry in polyphase networks
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Abstract
The utility model discloses a kind of three-phase alternating current automatic pressure regulating device, which includes control of intelligent terminal, voltage regulating module, the wire box and Current Voltage monitoring modular for entering line case, being built-in with three-phase alternating current output wiring terminal a, b, c for being built-in with three-phase alternating current input wires terminal A, B, C；Voltage regulating module includes each the first adjustable transformer of phase；The secondary part of first adjustable transformer passes through secondary side electric switch ground connection；The former limit part of first adjustable transformer is connect by primary side electric switch with three-phase alternating current input wires terminal, three-phase alternating current output wiring terminal；Current Voltage monitoring modular is arranged on the three-phase alternating current input wires terminal of line case and the three-phase alternating current output wiring terminal of wire box；Control of intelligent terminal is connect with Current Voltage monitoring modular；Control of intelligent terminal controls the on-off of primary side electric switch, secondary side electric switch according to three-phase input voltage and user terminal load voltage to reach pressure regulation purpose.
Description
Technical field
The utility model relates to industrial pressure regulator technical field, in particular to a kind of three-phase alternating current automatic pressure regulating device.
Background technique
The operating voltage of the usual unified output of power grid is the same.When user terminal is at light load, the voltage that power grid provides is just
Can be excessively high, it results in waste of resources.When user terminal is in full load, the voltage that power grid provides will be too low, is unable to satisfy user and rectifies
Normal voltage uses, and reduces working efficiency and working efficiency.
Utility model content
For defect existing for background technique, the purpose of the utility model is to provide one kind can be according to user's end load work
The three-phase alternating current automatic pressure regulating device for making voltage automatic adjustment three-phase output voltage makes the control of three-phase voltage balance error in 1V
It is interior, improve working efficiency and working efficiency.
To achieve the above object, the utility model provides following scheme:
A kind of three-phase alternating current automatic pressure regulating device, the three-phase alternating current automatic pressure regulating device include control of intelligent terminal, adjust
Die block, be built-in with three-phase alternating current input wires terminal A, B, C enter line case, be built-in with three-phase alternating current output wiring terminal a, b,
The wire box and Current Voltage monitoring modular of c；The input terminal of the voltage regulating module is built-in with three-phase alternating current input by described
The line case that enters of connecting terminal A, B, C are connect with three phase current feeder road；The output end of the voltage regulating module is built-in with described
The wire box of three-phase alternating current output wiring terminal a, b, c connect；
The voltage regulating module includes each the first adjustable transformer of phase, and each first adjustable transformer is arranged at institute
It states between three-phase alternating current input wires terminal and the three-phase alternating current output wiring terminal；Each first adjustable transformer is equal
Including the first major loop and the first subloop；First major loop is the former limit part of first adjustable transformer；It is described
First subloop is the secondary part of first adjustable transformer；
The secondary part of first adjustable transformer described in each phase is made of multiple concatenated voltage regulation coils, and the line pressure regulator
The both ends of circle are equipped with secondary side tap；The input terminal of first subloop is connect with the three-phase alternating current input wires terminal；
The output end of first subloop by with it is described it is secondary while tap connect it is secondary while electric switch ground connection；
Branch in parallel there are three being arranged on first major loop of the first adjustable transformer described in each phase, first respectively
Road, second branch and third branch, and the first branch, the second branch input terminal and output end on be equipped with
Primary side electric switch is equipped with connection electric switch on third branch road；The first branch passes through with the second branch
Primary coil connection；The first branch and the second branch are defeated by the primary side electric switch and the three-phase alternating current
Enter connecting terminal, three-phase alternating current output wiring terminal connection；One end connection of the connection electric switch three intersection
Input wires terminal is flowed, the other end of the connection electric switch connects the three-phase alternating current output wiring terminal；
The Current Voltage monitoring modular be arranged in it is described enter three-phase alternating current input wires terminal A, B, C of line case and described
On three-phase alternating current output wiring terminal a, b, b of wire box；The control of intelligent terminal and the Current Voltage monitoring modular connect
It connects；The control of intelligent terminal is by controlling the primary side electric switch, the secondary side electric switch, the connection electric switch
On-off to reach pressure regulation purpose.
Optionally, the voltage regulating module further includes each the second adjustable transformer of phase, and each second adjustable transformer
It is arranged between first adjustable transformer and the three-phase alternating current output wiring terminal；
Each second adjustable transformer includes the second major loop and the second subloop；First major loop is institute
State the former limit part of the second adjustable transformer；Second subloop is the secondary part of second adjustable transformer；
First major loop is connected with second major loop；The input terminal of second major loop and first master
The output end in circuit connects；The output end of second major loop is connect with the three-phase alternating current output wiring terminal；
First subloop is in parallel with second subloop；The input terminal of second subloop intersects with described three
Flow the connection of input wires terminal；The output end of second subloop is grounded.
Optionally, the secondary part of the second adjustable transformer described in each phase is made of multiple concatenated voltage regulation coils, and institute
The both ends for stating voltage regulation coil are equipped with secondary side tap；The output end of second subloop is by connecting with the secondary side tap
Secondary side electric switch ground connection；
Three branches in parallel are set on second major loop described in each phase, respectively the 4th branch, the 5th branch and the 6th
Branch, and it is equipped with primary side electric switch in the 4th branch, the input terminal of the 5th branch and output end, described
Six roads are equipped with connection electric switch；4th branch is connect with the 5th branch by primary coil；Described 4th
Branch and the 5th branch pass through output end, the three-phase of the primary side electric switch and first adjustable transformer
Exchange output wiring terminal connection；One end of the connection electric switch of 6th road connects first adjustable transformer
Output end, the other end connects the three-phase alternating current output wiring terminal.
Optionally, the input terminal of the first branch passes through the first primary side electric switch and the three-phase alternating current input wires
Terminal connection；The input terminal of the second branch is connected by the second primary side electric switch and the three-phase alternating current input wires terminal
It connects；The output end of the first branch is connect by third primary side electric switch with the input terminal of second major loop；It is described
The output end of second branch is connect by the 4th primary side electric switch with the input terminal of second major loop；In the third branch
Road is equipped with the first connection electric switch；One end of the first connection electric switch connects the three-phase alternating current input terminal
The other end of son, the first connection electric switch connects the input terminal of second major loop.
Optionally, the input terminal of the 4th branch passes through the output of the 5th primary side electric switch and first major loop
End connection；The input terminal of 5th branch is connect by the 6th primary side electric switch with the output end of first major loop；
The output end of 4th branch is connect by the 7th primary side electric switch with the three-phase alternating current output wiring terminal；Described
The output end of five branches is connect by the 8th primary side electric switch with the three-phase alternating current output wiring terminal；At described 6th
Road is equipped with the second connection electric switch；One end of the second connection electric switch connects the output of first major loop
End；The other end of the second connection electric switch connects the three-phase alternating current output wiring terminal.
Optionally, there are four secondary side tap, the respectively first secondary sides for the secondary part setting of first adjustable transformer
Tap, the second pair tap, fourth officer side tap in tap, third pair；Described first is secondary electrical when tap is secondary by first
Switch ground connection；The described second secondary electric switch when tap is secondary by second is grounded；Third pair side tap passes through third pair
Side electric switch ground connection；Fourth officer side tap is directly grounded.
Optionally, there are five secondary side tap, the respectively the 5th secondary sides for the secondary part setting of second adjustable transformer
Tap, the 6th secondary tap in tap, the 7th pair, the 8th secondary tap in tap, the 9th pair；Described 5th secondary side tap passes through
Fourth officer side electric switch ground connection；The described 6th secondary electric switch when tap is secondary by the 5th is grounded；It takes out on described 7th secondary side
Head passes through the 6th secondary side electric switch ground connection；The described 8th secondary electric switch when tap is secondary by the 7th is grounded；Described 9th
Secondary side tap is directly grounded.
Optionally, the secondary part of the first adjustable transformer described in each phase includes three concatenated voltage regulation coils, respectively
First voltage regulation coil, the second voltage regulation coil, third voltage regulation coil；When being closed the first secondary side electric switch described in each phase, each phase
The pressure regulation voltage that first adjustable transformer provides is 7.5V；When being closed the second secondary side electric switch described in each phase, each phase
The pressure regulation voltage that first adjustable transformer provides is 15.5V；When being closed third pair side electric switch described in each phase, each phase
The pressure regulation voltage that first adjustable transformer provides is 23V.
Optionally, the secondary part of the second adjustable transformer described in each phase includes four concatenated voltage regulation coils, respectively
4th voltage regulation coil, the 5th voltage regulation coil, the 6th voltage regulation coil, the 7th voltage regulation coil；It is electric when being closed fourth officer side described in each phase
When air cock, the pressure regulation voltage that the second adjustable transformer described in each phase provides is 1.5V；When being closed, the 5th secondary side described in each phase is electric
When air cock, the pressure regulation voltage that the second adjustable transformer described in each phase provides is 3V；When being closed, the 6th secondary side described in each phase is electrical
When switch, the pressure regulation voltage that the second adjustable transformer described in each phase provides is 5.5V；When being closed, the 7th secondary side described in each phase is electrical
When switch, the pressure regulation voltage that the second adjustable transformer described in each phase provides is 7.5V.
According to specific embodiment provided by the utility model, the utility model discloses following technical effects:
The utility model provides a kind of three-phase alternating current automatic pressure regulating device, and the three-phase alternating current automatic pressure regulating device includes
Control of intelligent terminal, is built-in with entering line case, being built-in with three-phase alternating current for three-phase alternating current input wires terminal A, B, C at voltage regulating module
The wire box and Current Voltage monitoring modular of output wiring terminal a, b, c；The input terminal of the voltage regulating module passes through described interior
The line case that enters for being equipped with three-phase alternating current input wires terminal A, B, C is connect with three phase current feeder road；The voltage regulating module it is defeated
Outlet is connect with the wire box for being built-in with three-phase alternating current output wiring terminal a, b, c；The voltage regulating module includes each phase
One adjustable transformer, and each first adjustable transformer is arranged at the three-phase alternating current input wires terminal and described three
Mutually between exchange output wiring terminal；Each first adjustable transformer includes the first major loop and the first subloop；Institute
State the former limit part that the first major loop is first adjustable transformer；First subloop is first adjustable transformer
Secondary part；The secondary part of first adjustable transformer described in each phase is made of multiple concatenated voltage regulation coils, and the tune
The both ends of crimping circle are equipped with secondary side tap；The input terminal of first subloop and the three-phase alternating current input wires terminal connect
It connects；The output end of first subloop by with it is described it is secondary while tap connect it is secondary while electric switch ground connection；Described in each phase
Branch in parallel there are three being arranged on first major loop of one adjustable transformer, the difference first branch, second branch and third
Branch, and the first branch, the second branch input terminal and output end on be equipped with primary side electric switch, described
Third branch road is equipped with connection electric switch；The first branch is connect with the second branch by primary coil；Described
One branch and the second branch pass through the primary side electric switch and the three-phase alternating current input wires terminal, the three-phase
Exchange output wiring terminal connection；One end of the connection electric switch connects the three-phase alternating current input wires terminal, described
The other end for being connected to electric switch connects the three-phase alternating current output wiring terminal；The Current Voltage monitoring modular is arranged in institute
It states on three-phase alternating current input wires terminal A, B, C of line case and three-phase alternating current input wires terminal a, b, b of the wire box；
The control of intelligent terminal is connect with the Current Voltage monitoring modular；The control of intelligent terminal is by controlling the primary side electricity
Air cock, the secondary side electric switch, the on-off for being connected to electric switch are to reach pressure regulation purpose.
Detailed description of the invention
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
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only the utility model
Some embodiments for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other attached drawings.
Fig. 1 is the schematic diagram of the utility model embodiment three-phase alternating current automatic pressure regulating device.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
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 embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The purpose of the utility model is to provide one kind, and three-phase output can be automatically adjusted according to user terminal load operation voltage
The three-phase alternating current automatic pressure regulating device of voltage makes the control of three-phase voltage balance error in 1V, improves working efficiency and work effect
Benefit.
To keep the above objects, features, and advantages of the utility model more obvious and easy to understand, with reference to the accompanying drawing and have
Body embodiment is described in further detail the utility model.
Fig. 1 is the schematic diagram of the utility model embodiment three-phase alternating current automatic pressure regulating device, and as described in Figure 1, this is practical new
The three-phase alternating current automatic pressure regulating device that type embodiment provides includes control of intelligent terminal, voltage regulating module, to be built-in with three-phase alternating current defeated
Enter the wire box for entering line case, being built-in with three-phase alternating current output wiring terminal a, b, c and Current Voltage prison of connecting terminal A, B, C
Survey module.
The input terminal of the voltage regulating module by it is described be built-in with three-phase alternating current input wires terminal A, B, C enter line case with
The connection of three phase current feeder road；The output end of the voltage regulating module and it is described be built-in with three-phase alternating current output wiring terminal a, b,
The wire box of c connects.
The voltage regulating module includes the first adjustable transformer and the second adjustable transformer of each phase, and each described first adjusts
Pressure transformer is arranged between the three-phase alternating current input wires terminal and the three-phase alternating current output wiring terminal, preferably
, first adjustable transformer be arranged at the three-phase alternating current input wires terminal and second adjustable transformer it
Between；Each first adjustable transformer includes the first major loop and the first subloop；First major loop is described the
The former limit part of one adjustable transformer；First subloop is the secondary part of first adjustable transformer.
The secondary part of first adjustable transformer described in each phase is made of multiple concatenated voltage regulation coils, and the line pressure regulator
The both ends of circle are equipped with secondary side tap；The input terminal of first subloop is connect with the three-phase alternating current input wires terminal；
The output end of first subloop by with it is described it is secondary while tap connect it is secondary while electric switch ground connection.
Branch in parallel there are three being arranged on first major loop of the first adjustable transformer described in each phase, first respectively
Road, second branch and third branch, and the first branch, the second branch input terminal and output end on be equipped with
Primary side electric switch is equipped with connection electric switch on third branch road；The first branch passes through with the second branch
Primary coil connection；The first branch and the second branch are defeated by the primary side electric switch and the three-phase alternating current
Enter connecting terminal, second adjustable transformer the second major loop input terminal connection；One end of the connection electric switch
The three-phase alternating current input wires terminal is connected, the other end of the connection electric switch connects institute by the second adjustable transformer
State three-phase alternating current output wiring terminal.
Each second adjustable transformer is arranged at first adjustable transformer and connects with three-phase alternating current output
Between line terminals.
Each second adjustable transformer includes the second major loop and the second subloop；First major loop is institute
State the former limit part of the second adjustable transformer；Second subloop is the secondary part of second adjustable transformer.
First major loop is connected with second major loop；The input terminal of second major loop and first master
The output end in circuit connects；The output end of second major loop is connect with the three-phase alternating current output wiring terminal.
First subloop is in parallel with second subloop；The input terminal of second subloop intersects with described three
Flow the connection of input wires terminal；The output end of second subloop is grounded.
The secondary part of second adjustable transformer described in each phase is made of multiple concatenated voltage regulation coils, and the line pressure regulator
The both ends of circle are equipped with secondary side tap；The output end of second subloop by with it is described it is secondary while tap connect it is secondary while it is electrical
Switch ground connection；
Three branches in parallel are set on second major loop described in each phase, respectively the 4th branch, the 5th branch and the 6th
Branch, and it is equipped with primary side electric switch in the 4th branch, the input terminal of the 5th branch and output end, described
Six roads are equipped with connection electric switch；4th branch is connect with the 5th branch by primary coil；Described 4th
Branch and the 5th branch pass through output end, the three-phase of the primary side electric switch and first adjustable transformer
Exchange output wiring terminal connection；One end of the connection electric switch of 6th road connects first adjustable transformer
Output end, the other end connects the three-phase alternating current output wiring terminal.
The input terminal of the first branch passes through the first primary side electric switch 11 and the three-phase alternating current input wires terminal
Connection；The input terminal of the second branch is connected by the second primary side electric switch 12 with the three-phase alternating current input wires terminal
It connects；The output end of the first branch is connect by third primary side electric switch 13 with the input terminal of second major loop；Institute
The output end for stating second branch is connect by the 4th primary side electric switch 14 with the input terminal of second major loop；Described
Three roads are equipped with the first connection electric switch 21；It is defeated that one end of the first connection electric switch 21 connects the three-phase alternating current
Enter connecting terminal, the other end of the first connection electric switch connects the input terminal of second major loop.
The input terminal of 4th branch is connected by the output end of the 5th primary side electric switch 15 and first major loop
It connects；The input terminal of 5th branch is connect by the 6th primary side electric switch 16 with the output end of first major loop；Institute
The output end for stating the 4th branch is connect by the 7th primary side electric switch 17 with the three-phase alternating current output wiring terminal；Described
The output end of five branches is connect by the 8th primary side electric switch 18 with the three-phase alternating current output wiring terminal；The described 6th
Branch road is equipped with the second connection electric switch 22；One end of the second connection electric switch 22 connects first major loop
Output end；The other end of the second connection electric switch 22 connects the three-phase alternating current output wiring terminal.
The secondary part setting of first adjustable transformer is there are four secondary side tap, the respectively first secondary side tap, the
Second mate tap, fourth officer side tap in tap, third pair；The described first secondary electric switch 31 when tap is secondary by first connects
Ground；The described second secondary electric switch 32 when tap is secondary by second is grounded；Third pair electricity when tap passes through third pair
Air cock 33 is grounded；Fourth officer side tap is directly grounded.
The secondary part setting of second adjustable transformer is there are five secondary side tap, the respectively the 5th secondary side tap, the
The six secondary taps in tap, the 7th pair, the 8th secondary tap in tap, the 9th pair；Described 5th secondary side tap passes through fourth officer
Side electric switch 34 is grounded；The described 6th secondary electric switch 35 when tap is secondary by the 5th is grounded；Described 7th secondary side tap
It is grounded by the 6th secondary side electric switch 36；The described 8th secondary electric switch 37 when tap 38 is secondary by the 7th is grounded；It is described
9th secondary side tap is directly grounded.
The secondary part of first adjustable transformer described in each phase includes three concatenated voltage regulation coils, respectively the first pressure regulation
Coil, the second voltage regulation coil, third voltage regulation coil.The secondary part of second adjustable transformer described in each phase includes four concatenated
Voltage regulation coil, respectively the 4th voltage regulation coil, the 5th voltage regulation coil, the 6th voltage regulation coil, the 7th voltage regulation coil.
The number of turns of primary coil and voltage regulation coil determines according to actual needs.
Preferably, when being closed the first secondary side electric switch 31 described in each phase, the first adjustable transformer described in each phase is provided
Pressure regulation voltage be 7.5V；When being closed the second secondary side electric switch 32 described in each phase, the first adjustable transformer described in each phase is mentioned
The pressure regulation voltage of confession is 15.5V；When being closed third pair side electric switch 33 described in each phase, the first adjustable transformer described in each phase
The pressure regulation voltage of offer is 23V；When being closed fourth officer side electric switch 34 described in each phase, the second adjustable transformer described in each phase
The pressure regulation voltage of offer is 1.5V；When being closed the 5th secondary side electric switch 35 described in each phase, the second pressure regulation transformation described in each phase
The pressure regulation voltage that device provides is 3V；When being closed the 6th secondary side electric switch 36 described in each phase, the second pressure regulation transformation described in each phase
The pressure regulation voltage that device provides is 5.5V；When being closed the 7th secondary side electric switch 37 described in each phase, the second pressure regulation described in each phase becomes
The pressure regulation voltage that depressor provides is 7.5V.
Device provided by the embodiment of the utility model includes 7 voltage gears difference: 1.5V, 3V, 5.5V, 7.5V, 7.5V,
15.5V, 23V can export two drop voltage gears, maximum reducing range is in 30.5V when decompression simultaneously.It, can be with when boosting
Two up voltage shelves are exported simultaneously, and maximum boosting range is in 30.5V.
The Current Voltage monitoring modular be arranged in it is described enter three-phase alternating current input wires terminal A, B, C of line case and described
On three-phase alternating current output wiring terminal a, b, b of wire box；The control of intelligent terminal and the Current Voltage monitoring modular connect
It connects；The control of intelligent terminal is by controlling the primary side electric switch, the secondary side electric switch, the connection electric switch
On-off to reach pressure regulation purpose.
It is as follows using a kind of regulation process based on three-phase alternating current automatic pressure regulating device provided by the utility model:
Three-phase input voltage that control of intelligent terminal is acquired according to user terminal load voltage and Current Voltage monitoring modular,
Three-phase input current, three-phase output voltage control corresponding primary side electric switch, secondary side electric switch, are connected to electric switch
On-off, specific as follows:
When the voltage that three phase current feeder road provides is lower than the user terminal load voltage, the control of intelligent terminal
Control the first primary side electric switch 11, the 4th primary side electric switch 14, the first adjustable transformer secondary side electric switch, the accordingly
Two connection electric switch 22 closures or the first connection of control electric switch 21, the 5th primary side electric switch 15, the 8th primary side electricity
Secondary side electric switch is closed or controls the first primary side electric switch the 11, the 4th accordingly for the switch of gas 18, the second adjustable transformer
Secondary side electric switch, the 5th primary side electric switch 15, the 8th primary side are electric accordingly for primary side electric switch 14, the first adjustable transformer
Secondary side electric switch closure meets the user to increase three-phase output voltage accordingly for air cock 18, the second adjustable transformer
End load voltage requirements.
When the voltage that the three phase current feeder road provides is higher than the user terminal load voltage, the intelligent control
Terminal control first is connected to electric switch 21, third primary side electric switch 13, the second primary side electric switch 12, the first pressure regulation transformation
Secondary side electric switch closure or control the first connection connection of electric switch 21, second electric switch the 22, the 7th are former accordingly for device
Electric switch closure or control when electric switch 17, the 6th primary side electric switch 16, the second adjustable transformer are secondary accordingly
First connection electric switch 21, third primary side electric switch 13, the second primary side electric switch 12, the first adjustable transformer are corresponding
Secondary side electric switch, the second connection electric switch 22, the 7th primary side electric switch 17, the 6th primary side electric switch 16, second are adjusted
Secondary side electric switch closure meets the user terminal load voltage demand to reduce three-phase output voltage to pressure transformer accordingly.
Now, the operating voltage of the unified output of usual power grid is the same, when user terminal is at light load, since power grid provides
Operating voltage it is excessively high, result in waste of resources, and device provided by the utility model can drop operating voltage that power grid provides
As low as user terminal load operation voltage, save unnecessary waste.When user terminal is in full load, the work electricity provided due to power grid
Press through low, device provided by the utility model can promote operating voltage that power grid provides to user terminal load operation voltage,
Production efficiency or same benefit are effectively improved, and the control of three-phase voltage balance error is in 1V.So the utility model mentions
The device of confession can need adjust automatically user terminal input voltage according to user terminal load voltage, not only power saving, improve benefit, also
Can in three-phase operating voltage imbalance automatic leveling.
Specific case used herein is expounded the principles of the present invention and embodiment, above embodiments
Explanation be merely used to help understand the method and its core concept of the utility model；Meanwhile for the general technology of this field
Personnel, based on the idea of the present invention, there will be changes in the specific implementation manner and application range.In conclusion
The content of the present specification should not be construed as a limitation of the present invention.
Claims (9)
1. a kind of three-phase alternating current automatic pressure regulating device, which is characterized in that the three-phase alternating current automatic pressure regulating device includes intelligence control
Terminal processed, is built-in with entering line case, being built-in with three-phase alternating current output and connect for three-phase alternating current input wires terminal A, B, C at voltage regulating module
The wire box and Current Voltage monitoring modular of line terminals a, b, c；The input terminal of the voltage regulating module is built-in with three by described
Mutually the line case that enters of exchange input terminal A, B, C is connect with three phase current feeder road；The output end of the voltage regulating module with
The wire box connection for being built-in with three-phase alternating current output wiring terminal a, b, c；
The voltage regulating module includes each the first adjustable transformer of phase, and each first adjustable transformer is arranged at described three
Mutually between exchange input terminal and the three-phase alternating current output wiring terminal；Each first adjustable transformer includes
First major loop and the first subloop；First major loop is the former limit part of first adjustable transformer；Described first
Subloop is the secondary part of first adjustable transformer；
The secondary part of first adjustable transformer described in each phase is made of multiple concatenated voltage regulation coils, and the voltage regulation coil
Both ends are equipped with secondary side tap；The input terminal of first subloop is connect with the three-phase alternating current input wires terminal；It is described
The output end of first subloop by with it is described it is secondary while tap connect it is secondary while electric switch ground connection；
It is arranged on first major loop of the first adjustable transformer described in each phase there are three branch in parallel, respectively the first branch, the
Two branches and third branch, and the first branch, the second branch input terminal and output end on be equipped with primary side
Electric switch is equipped with connection electric switch on third branch road；The first branch and the second branch pass through primary side
Coil connection；The first branch and the second branch are connect by the primary side electric switch and three-phase alternating current input
Line terminals, three-phase alternating current output wiring terminal connection；It is defeated that one end of the connection electric switch connects the three-phase alternating current
Enter connecting terminal, the other end of the connection electric switch connects the three-phase alternating current output wiring terminal；
The Current Voltage monitoring modular be arranged in it is described enter line case three-phase alternating current input wires terminal A, B, C and the outlet
On three-phase alternating current output wiring terminal a, b, c of case；The control of intelligent terminal is connect with the Current Voltage monitoring modular；Institute
State control of intelligent terminal by control the primary side electric switch, the secondary side electric switch, the connection electric switch it is logical
Break to reach pressure regulation purpose.
2. three-phase alternating current automatic pressure regulating device according to claim 1, which is characterized in that the voltage regulating module further includes each
The second adjustable transformer of phase, and each second adjustable transformer is arranged at first adjustable transformer and the three-phase
It exchanges between output wiring terminal；
Each second adjustable transformer includes the second major loop and the second subloop；First major loop is described the
The former limit part of two adjustable transformers；Second subloop is the secondary part of second adjustable transformer；
First major loop is connected with second major loop；The input terminal of second major loop and first major loop
Output end connection；The output end of second major loop is connect with the three-phase alternating current output wiring terminal；
First subloop is in parallel with second subloop；The input terminal and the three-phase alternating current of second subloop are defeated
Enter connecting terminal connection；The output end of second subloop is grounded.
3. three-phase alternating current automatic pressure regulating device according to claim 2, which is characterized in that the second pressure regulation transformation described in each phase
The secondary part of device is made of multiple concatenated voltage regulation coils, and the both ends of the voltage regulation coil are equipped with secondary side tap；It is described
The output end of second subloop by with it is described it is secondary while tap connect it is secondary while electric switch ground connection；
Three branches in parallel are set on second major loop described in each phase, respectively the 4th branch, the 5th branch and the 6th branch,
And it is equipped with primary side electric switch in the 4th branch, the input terminal of the 5th branch and output end, at described 6th
Road is equipped with connection electric switch；4th branch is connect with the 5th branch by primary coil；4th branch
Pass through output end, the three-phase alternating current of the primary side electric switch and first adjustable transformer with the 5th branch
Output wiring terminal connection；One end of the connection electric switch of 6th road connects the defeated of first adjustable transformer
Outlet, the other end connect the three-phase alternating current output wiring terminal.
4. three-phase alternating current automatic pressure regulating device according to claim 3, which is characterized in that the input terminal of the first branch
It is connect by the first primary side electric switch with the three-phase alternating current input wires terminal；The input terminal of the second branch passes through the
Two primary side electric switches are connect with the three-phase alternating current input wires terminal；The output end of the first branch passes through third primary side
Electric switch is connect with the input terminal of second major loop；The output end of the second branch passes through the 4th primary side electric switch
It is connect with the input terminal of second major loop；The first connection electric switch is equipped on third branch road；Described first connects
One end of energization air cock connects the three-phase alternating current input wires terminal, the other end connection of the first connection electric switch
The input terminal of second major loop.
5. three-phase alternating current automatic pressure regulating device according to claim 4, which is characterized in that the input terminal of the 4th branch
It is connect by the 5th primary side electric switch with the output end of first major loop；The input terminal of 5th branch passes through the 6th
Primary side electric switch is connect with the output end of first major loop；The output end of 4th branch is electrical by the 7th primary side
Switch is connect with the three-phase alternating current output wiring terminal；The output end of 5th branch by the 8th primary side electric switch with
The three-phase alternating current output wiring terminal connection；The second connection electric switch is equipped on the 6th road；Described second connects
One end of energization air cock connects the output end of first major loop；The other end of the second connection electric switch connects institute
State three-phase alternating current output wiring terminal.
6. three-phase alternating current automatic pressure regulating device according to claim 3, which is characterized in that first adjustable transformer
There are four secondary side tap, the respectively first secondary taps, third pair side tap, the 4th in tap, the second pair for secondary part setting
Secondary side tap；The described first secondary electric switch when tap is secondary by first is grounded；Described second secondary side tap is secondary by second
Side electric switch ground connection；Third pair electric switch when tap passes through third pair is grounded；Fourth officer side tap is direct
Ground connection.
7. three-phase alternating current automatic pressure regulating device according to claim 6, which is characterized in that second adjustable transformer
There are five secondary side tap, the respectively the 5th secondary taps in tap, the 6th pair, the 7th secondary side tap, the 8th for secondary part setting
The secondary tap in tap, the 9th pair；The described 5th secondary electric switch when tap passes through fourth officer is grounded；It takes out on described 6th secondary side
Head passes through the 5th secondary side electric switch ground connection；The described 7th secondary electric switch when tap is secondary by the 6th is grounded；Described 8th
The secondary electric switch when tap is secondary by the 7th is grounded；Described 9th secondary side tap is directly grounded.
8. three-phase alternating current automatic pressure regulating device according to claim 6, which is characterized in that the first pressure regulation transformation described in each phase
The secondary part of device includes three concatenated voltage regulation coils, respectively the first voltage regulation coil, the second voltage regulation coil, third line pressure regulator
Circle；When being closed the first secondary side electric switch described in each phase, the pressure regulation voltage that the first adjustable transformer described in each phase provides is
7.5V；When being closed the second secondary side electric switch described in each phase, the pressure regulation voltage that the first adjustable transformer described in each phase provides is
15.5V；When being closed third pair side electric switch described in each phase, the pressure regulation voltage that the first adjustable transformer described in each phase provides is
23V。
9. three-phase alternating current automatic pressure regulating device according to claim 7, which is characterized in that the second pressure regulation transformation described in each phase
The secondary part of device includes four concatenated voltage regulation coils, respectively the 4th voltage regulation coil, the 5th voltage regulation coil, the 6th line pressure regulator
Circle, the 7th voltage regulation coil；When being closed fourth officer side electric switch described in each phase, what the second adjustable transformer described in each phase provided
Pressure regulation voltage is 1.5V；When being closed the 5th secondary side electric switch described in each phase, what the second adjustable transformer described in each phase provided
Pressure regulation voltage is 3V；When being closed the 6th secondary side electric switch described in each phase, the tune of the offer of the second adjustable transformer described in each phase
Piezoelectricity pressure is 5.5V；When being closed the 7th secondary side electric switch described in each phase, the tune of the offer of the second adjustable transformer described in each phase
Piezoelectricity pressure is 7.5V.
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| CN201821461855.4U CN208986612U (en) | 2018-09-07 | 2018-09-07 | A kind of three-phase alternating current automatic pressure regulating device |
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| CN201821461855.4U CN208986612U (en) | 2018-09-07 | 2018-09-07 | A kind of three-phase alternating current automatic pressure regulating device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109245126A (en) * | 2018-09-07 | 2019-01-18 | 中气电力装备有限公司 | A kind of three-phase alternating current automatic pressure regulating device and regulation method |
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2018
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109245126A (en) * | 2018-09-07 | 2019-01-18 | 中气电力装备有限公司 | A kind of three-phase alternating current automatic pressure regulating device and regulation method |
| CN109245126B (en) * | 2018-09-07 | 2024-05-07 | 中气电力装备有限公司 | Three-phase alternating current automatic voltage regulating device and regulating method |
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