CN108335930A - Integral type transfer switch unit and its intelligent maintenance method and the Medium Voltage Switchgear with integral type transfer switch unit - Google Patents
Integral type transfer switch unit and its intelligent maintenance method and the Medium Voltage Switchgear with integral type transfer switch unit Download PDFInfo
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- CN108335930A CN108335930A CN201710036946.7A CN201710036946A CN108335930A CN 108335930 A CN108335930 A CN 108335930A CN 201710036946 A CN201710036946 A CN 201710036946A CN 108335930 A CN108335930 A CN 108335930A
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- Prior art keywords
- integral type
- switch unit
- transfer switch
- type transfer
- arc
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/20—Interlocking, locking, or latching mechanisms
- H01H9/26—Interlocking, locking, or latching mechanisms for interlocking two or more switches
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
- H02B13/02—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle with metal casing
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/061—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems for DC powered loads
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/068—Electronic means for switching from one power supply to another power supply, e.g. to avoid parallel connection
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
Disclosed herein a kind of integral type transfer switch unit and its intelligent maintenance method and the Medium Voltage Switchgear with integral type transfer switch unit, the integral type transfer switch unit is used to alternatively for power to be sent at least one load from least one set of 1KV~20KV power supplys, including an at least arc-chutes, an at least operating assembly and at least a mechanical interlocking assembly, the operating assembly is each arc-chutes divide-shut brake, the mechanical interlocking assembly is each arc-chutes divide-shut brake interlocking, so that arc-chutes are located at closing position there are one only or each arc-chutes are all located at open position.
Description
Technical field
The present invention relates to electric field more particularly to a kind of integral type transfer switch units and its intelligence suitable for middle pressure
Maintaining method and Medium Voltage Switchgear with integral type transfer switch unit.
Background technology
Electric system is usually to be made of power plant, transmission line of electricity, electric substation, distribution line and electrical equipment.Usually will
The voltage circuit of 35kV or more is known as power transmission sequence.35kV and its voltage circuit below are known as distribution line.Alternating voltage etc.
In grade, usually by 1kV and hereinafter referred to as low pressure, 1kV or more, 20kV and hereinafter referred to as in pressure, 20kV or more, 330kV are hereinafter referred to as
For high pressure, 330kV or more, 1000kV hereinafter referred to as super-pressure, 1000kV and referred above to extra-high voltage.
ATS full name are " automatic transfer switching electric appliance ", are Automatic transfer switching equipment
Abbreviation.ATS is used primarily in emergency power supply system, by load circuit from an automatic changing-over of power supply to another (spare) power supply
Device for switching, to ensure that important load is continuous, reliability service.Therefore, ATS is usually applied in important electricity utilization site, product
Reliability is particularly important.Once failure will cause one of following two kinds of harm, the short circuit between power supply or important load for conversion
It powers off (or even transient-power failure), consequence is all serious, this can not only bring economic loss (so that production is paused, finance paralysis
Paralysis), it is also possible to cause social concern (life and safety is made to be in danger).
To ensure power transmission and distribution securely and reliably continuous power reguirements, generally using two-way or the power supply and distribution mode of multichannel, really
It protects and works as main power source dead electricity, another way power supply puts into operation immediately.At present on domestic and international market, two or more breakers are all used
Independent operating.The design scheme both increases operating cost, also cannot achieve more reliable between two or more breakers
Interlock method.
Invention content
The purpose of the present invention is to provide a kind of integral type transfer switch unit and its intelligent maintenance method and with one
The Medium Voltage Switchgear of formula transfer switch unit, at least an integral type transfer switch unit by the structure of integral type by power to
At least one load is alternatively sent in few one group of 1KV~20KV power supply.
Another object of the present invention is to provide a kind of integral type transfer switch unit and its intelligent maintenance method and carry
The Medium Voltage Switchgear of integral type transfer switch unit, the integral type transfer switch unit include an at least arc-control device, at least
One operating assembly and at least a mechanical interlocking assembly, the integral type transfer switch unit are by mechanical interlock assembly
Each arc-control device divide-shut brake interlocking, to only be located at closing position or each arc-control device all there are one arc-control device
Positioned at open position, can be applied in 1kV or more, 20kV and middle pressure range below.
Another object of the present invention is to provide a kind of integral type transfer switch unit and its intelligent maintenance method and carry
The Medium Voltage Switchgear of integral type transfer switch unit, the integral type transfer switch unit further comprise an at least rack, institute
It states operating assembly, the mechanical interlocking assembly and each arc-control device and is integrally installed on the rack.
Another object of the present invention is to provide a kind of integral type transfer switch unit and its intelligent maintenance method and carry
The Medium Voltage Switchgear of integral type transfer switch unit, the mechanical interlocking assembly are triple interlocking mechanisms of linkage.
Another object of the present invention is to provide a kind of integral type transfer switch unit and its intelligent maintenance method and carry
The Medium Voltage Switchgear of integral type transfer switch unit, each arc-control device are respectively driven by a driving part, and share a storage
It can component.
Another object of the present invention is to provide a kind of integral type transfer switch unit and its intelligent maintenance method and carry
The Medium Voltage Switchgear of integral type transfer switch unit, can implement to obtain the integral type transfer switch unit working condition and
The data of inspecting state, and data are uploaded to remote terminal in real time, turn to carry out the integral type by cloud server
Change the real time monitoring of switching device.
Another object of the present invention is to provide a kind of integral type transfer switch unit and its intelligent maintenance method and carry
The Medium Voltage Switchgear of integral type transfer switch unit reduces occupied space while capable of realizing switching function.
Another object of the present invention is to provide a kind of integral type transfer switch unit and its intelligent maintenance method and carry
The Medium Voltage Switchgear of integral type transfer switch unit can reduce operation and maintenance cost.
Another object of the present invention is to provide a kind of integral type transfer switch unit and its intelligent maintenance method and carry
The Medium Voltage Switchgear of integral type transfer switch unit can safely and reliably realize the power supply mould of two loop power supplies " two-in-one "
Formula.
Another object of the present invention is to provide a kind of integral type transfer switch unit and its intelligent maintenance method and carry
The Medium Voltage Switchgear of integral type transfer switch unit, medium pressure switchgear carry the integral type transfer switch unit, can
It is applied to 1kV or more, 20kV and middle pressure below, and reduces occupied space.
Another object of the present invention is to provide a kind of integral type transfer switch unit and its intelligent maintenance method and carry
The Medium Voltage Switchgear of integral type transfer switch unit, the easy access of medium pressure switchgear and maintenance, can be easily in a work
Make to convert between (operation) position, test (isolation) position and maintenance (removal) position.
Another object of the present invention is to provide a kind of integral type transfer switch unit and its intelligent maintenance method and carry
The Medium Voltage Switchgear of integral type transfer switch unit, medium pressure switchgear are integrated into a two sides cabinet, reduce and occupy sky
Between and reduce cost.
Another object of the present invention is to provide a kind of integral type transfer switch unit and its intelligent maintenance method and carry
The Medium Voltage Switchgear of integral type transfer switch unit, medium pressure switchgear are integrated into one face cabinet of integral type, and reduction accounts for
With space and reduce cost.
In order to realize above-mentioned at least one goal of the invention, the present invention provides a kind of integral type transfer switch units, are used for
Power is alternatively sent to from least one set of 1KV~20KV power supplys at least one load, including an at least arc-control device, at least
One operating assembly and at least a mechanical interlocking assembly, the operating assembly are each arc-control device divide-shut brake, the machinery
Interlock assembly is each arc-control device divide-shut brake interlocking, so that arc-control device is located at closing position or each described there are one only
Arc-control device is all located at open position.
In some embodiments, the mechanical interlocking assembly is at least one triple interlocking mechanisms.
In some embodiments, triple interlocking mechanisms are interlocking V shape either interlocking segment formula or interlocking formula.
In some embodiments, the integral type transfer switch unit further comprises an at least energy storage component, the behaviour
It includes an at least main shaft, at least a cam pack, at least a five-rod and an at least driving part, the energy storage to make component
Component can stored energy, the driving part is connected to each cam pack of the operating assembly, and by savings
Energy transmission give each cam pack, when the mechanical interlocking assembly by one of each described five-rod be converted to
When a few four-bar mechanism, energy is delivered to the corresponding main shaft, and the corresponding main axis completes feed motion.
In some embodiments, each arc-control device is respectively driven by each driving part, and shares the energy storage
Component.
In some embodiments, the integral type transfer switch unit includes one first arc-control device and one second arc extinguishing
Device, the mechanical interlocking assembly control the operating assembly in a first position of first arc-control device, described second
Turn between one second position of arc-control device and first arc-control device and a centre position of second arc-control device
The divide-shut brake for completing first arc-control device and second arc-control device is changed, to make power by alternatively from one first
Power supply or a second source are sent to the load.
In some embodiments, when each main shaft is all located at open position, the integral type transfer switch unit energy
Energy storage is enough changed to keep completing feed motion all the way.
In some embodiments, the integral type transfer switch unit further comprises an at least rack, the operational group
Part, the mechanical interlocking assembly and each arc-control device are integrally installed on the rack.
In some embodiments, the rack further includes an at least support plate, and each arc-control device is installed for laminated type
In each support plate of the rack.
In some embodiments, the integral type transfer switch unit further comprises wireless communication module, can implement
The integral type transfer switch unit working condition and the data of inspecting state are obtained, and data are uploaded to long-range end in real time
End, to carry out the real time monitoring of the integral type transfer switch unit by cloud server.
In some embodiments, the integral type transfer switch unit is electric from least one set of 3.6KV~12.5KV by power
The load is alternatively sent in source.
In some embodiments, the integral type transfer switch unit further includes an at least electric interlock component, the electricity
Gas interlock assembly is each arc-control device divide-shut brake interlocking.
According to another aspect of the present invention, a kind of energy biography for an at least integral type transfer switch unit is additionally provided
Method is passed, is included the following steps：
(A) in response to manual or electronic action, mechanical or electrical energy is converted into the potential energy of an at least energy storage component；
(B) when the integral type transfer switch unit is closed a floodgate,
In response to manual or electronic action, the potential energy of the energy storage component is released；
At least camshaft that is released through of the potential energy of the energy storage component drives the rotation of an at least cam；
By an at least mechanical interlocking assembly select an at least arc-control device wherein side at least one sincere son withstand to
A few fanning strip at least one will state five-rod and be converted into a four-bar mechanism, and due to the rotation of the cam, pass through four bar
Mechanism rotates an at least divide-shut brake axis；And
The rotation of the divide-shut brake axis pushes an at least connecting lever, so that pole is closed a floodgate a part for energy, another portion
Divide and is stored in the tripping spring；
(C) when the integral type transfer switch unit is by separating brake,
In response to manual or electronic action, the sincere sub- release fanning strip converts the four-bar mechanism to
The five-rod；And
The potential energy of the tripping spring is discharged, the connecting lever is pulled, by pole separating brake.
According to another aspect of the present invention, a kind of intelligent maintenance method is additionally provided, is opened for the conversion of an at least integral type
Close device, which is characterized in that the intelligent maintenance method includes the following steps：
The integral type transfer switch unit sends an at least operating state data and an at least inspecting state data；
An at least intelligent maintenance server-side receives the operating state data and the inspecting state data；
The intelligent maintenance server-side analyzes the operating state data and the inspecting state data；
The intelligent maintenance server-side obtains at least one point of the operating state data and the inspecting state data
Analyse result；And
The analysis result is sent to the integral type transfer switch unit and safeguarded by the intelligent maintenance server-side
Prompt.
In some embodiments, further comprising the steps of：The integral type transfer switch unit sends an at least electricity consumption
Data are to the intelligent maintenance server-side.
According to another aspect of the present invention, a kind of Medium Voltage Switchgear is additionally provided, medium pressure switchgear includes at least one
Cabinet and an at least switch board are executed, the execution cabinet and the switch board form a two sides cabinet, be arranged in the execution cabinet
There is the integral type transfer switch unit.
In some embodiments, the integral type transfer switch unit further comprises an at least rack, the operational group
Part, the mechanical interlocking assembly and each arc-control device are integrally installed on the rack.
According to another aspect of the present invention, a kind of Medium Voltage Switchgear is additionally provided, medium pressure switchgear includes at least one
Cabinet and an at least switch board, the executions cabinet and switch board formation one face cabinet of integral type are executed, in the execution cabinet
It is provided with the integral type transfer switch unit.
Description of the drawings
Fig. 1 is the schematic diagram of an integral type transfer switch unit according to a preferred embodiment of the present invention.
Fig. 2 is a kind of schematic diagram of traditional cabinet type Medium Voltage Switchgear in three faces.
Fig. 3 is a kind of Medium Voltage Switchgear with the integral type transfer switch unit based on one embodiment of the invention
Schematic diagram.
Fig. 4 is the module diagram of the integral type transfer switch unit based on one embodiment of the invention.
Fig. 5 is the module diagram of the integral type transfer switch unit based on one embodiment of the invention.
Fig. 6 is the schematic diagram of an integral type transfer switch unit of an embodiment according to the present invention.
Specific implementation mode
It is described below for disclosing the present invention so that those skilled in the art can realize the present invention.It is excellent in being described below
Embodiment is selected to be only used as illustrating, it may occur to persons skilled in the art that other obvious modifications.It defines in the following description
The present invention basic principle can be applied to other embodiments, deformation scheme, improvement project, equivalent program and do not carry on the back
Other technologies scheme from the spirit and scope of the present invention.
It will be understood by those skilled in the art that the present invention exposure in, term " longitudinal direction ", " transverse direction ", "upper",
The orientation of the instructions such as "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" or position are closed
System is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description of the present invention and simplification of the description, without referring to
Show or imply that signified device or element must have a particular orientation, with specific azimuth configuration and operation, therefore above-mentioned art
Language is not considered as limiting the invention.
It is understood that term " one " is interpreted as " at least one " or " one or more ", i.e., in one embodiment,
The quantity of one element can be one, and in a further embodiment, the quantity of the element can be multiple, and term " one " is no
It can be interpreted as the limitation to quantity.
With reference to shown in Fig. 1 to Fig. 6 of attached drawing, the integral type transfer switch unit based on a preferred embodiment of the present invention
It is illustrated.The wherein described integral type transfer switch unit is applied to middle pressure (such as 3.6kV~12.5kV) electric system
In, the electric current under normal loop condition can be opened and closed, carries and cut-off, and can open and close, carry exception at the appointed time
Electric current under loop condition.It will be appreciated by those skilled in the art that the middle pressure range of 3.6kV~12.5kV is in the present invention
In as just preferred citing, in other embodiments, the integral type transfer switch unit can be applied to 1kV with
It goes up, in 20kV and middle pressure range below.
In the various embodiments of the invention, by taking two circuits as an example, that is to say, that the integral type change-over switch of the invention
Power is selectively transmitted to from one first power supply 81 or a second source 82 in a load 83 by device.Certainly, this field
Technical staff it is understood that two circuits here as just citing, in other embodiments of the invention, described one
Body formula transfer switch unit can also be applied to the multiloop of more power supplys, to ensure the normal operating conditions of the load 83,
The present invention is not limited thereto in this regard.
As shown in Fig. 1, Fig. 4 and Fig. 6, this preferred embodiment according to the present invention, the integral type transfer switch unit
Alternatively power is transmitted to from first power supply 81 or the second source 82 in the load 83, is electrically connected to institute
The one first electrical contact component 610 for stating the first power supply 81 is linked optionally with described one by one first arc-control device 630
Body formula transfer switch unit, correspondingly, the one second electrical contact component 620 for being electrically connected to the second source 82 pass through
One second arc-control device 640 is linked optionally with the integral type transfer switch unit.The first electrical contact component 610
Including one first contact arm 611, one first bottom contact arm 612 and one first pole 613, the second electrical contact component 620
Including one second contact arm 621, one second bottom contact arm 622 and one second pole 623.
In an embodiment of the present invention, as shown in fig. 6, first arc-control device 630 is defined as a first position Ι,
The position of second arc-control device 640 is defined as a second position Ι I, the first position Ι and the second position Ι I
Intermediate position is defined as a centre position O.The integral type transfer switch unit can be passed through manual or electronic side
Formula moves between these three positions.When the integral type transfer switch unit is converted to the first position Ι, described first
Power supply 81, the first electrical contact component 610, first arc-control device 630 and the integral type transfer switch unit
To be electrically connected, the integral type transfer switch unit transmits work(in the first position Ι from first power supply 81
Rate loads 83 to described.When the integral type transfer switch unit is converted to the second position Ι I, the second source 82,
The second electrical contact component 620, second arc-control device 640 and the integral type transfer switch unit are electrical resistance
Connection, the integral type transfer switch unit in the second position Ι I from the second source 82 delivering power to described
Load 83.It is off state when the integral type transfer switch unit is converted to the centre position O, first electricity
Source 81 and the second source 82 can not delivering power to the load 83.
In one embodiment of this invention, the integral type transfer switch unit includes a rack 100, an energy storage component
200, an operating assembly 300 and a mechanical interlocking assembly 400.The wherein described energy storage component 200, the operating assembly 300 and institute
It states mechanical interlocking assembly 400 and is installed in the rack 100.The energy storage component 200 can elasticity of saving potential energy, when the storage
When the elastic potential energy that energy component 200 is saved is released, the integral type transfer switch unit can be rapidly described
It is converted between first position Ι, the centre position O and the second position Ι I, to which power can be by alternatively from described
First power supply 81 or the second source 82 are transmitted to the load 83, and then ensure the normal work of the load 83.Institute
It can be respectively first arc-control device 630 and 640 divide-shut brake of the second arc-control device to state operating assembly 300.Institute
It is that first arc-control device 630 and 640 divide-shut brake of the second arc-control device interlock to state mechanical interlocking assembly 400, is ensured
First arc-control device 630 and second arc-control device 640 can only one of them be in closing position or two
Platform is all in open position, that is to say, that can be effectively prevented from first power supply 81 and the second source 82 while pass through
The integral type transfer switch unit is electrically connected to the load 83, and then the load 83 being capable of normal reliability
Work.
Specifically, the rack 100 further comprises a shell 110, a partition board 120, a bent plate 130 and a support plate
140.The shell 110 includes a top plate 111, a bottom plate 112 and is connected to the top plate 111 and the bottom plate 112
Side plate 113.It will be appreciated by those skilled in the art that be, the concrete structure of the rack 100 here as just citing,
There are rational deformation, the present invention to be not limited thereto in this regard in other embodiments.Further, the energy storage group
Part 200, the operating assembly 300 and the mechanical interlocking assembly 400 are supported by the support plate 140.In this of the present invention
In a embodiment, the support plate 140 is the bilayer of top layer support plate and base layer support plate or more stacked structure and is both connected to
The side plate 113 of the shell 100.First arc-control device 630 and the first electrical contact component 610 are mounted
In the support plate 140 positioned at top layer, second arc-control device 640 and the second electrical contact component 620 are pacified
Loaded on the support plate 140 positioned at bottom, to reduce occupied space.The operating assembly 300 further comprises a master
Axis 311, a five-rod 312, a tripping spring 313, a cam 316, a connecting lever 317, a camshaft 318, one sincere sub 319 with
An and fanning strip 320.The mechanical interlocking assembly 400 is implemented as interlocking fork in an embodiment of the present invention.
In this embodiment in accordance with the invention, first arc-control device 630 and second arc-control device 640 pass through
The operating assembly 300 respectively drives, share one group described in energy storage component 200.
By being implemented as the cam pack of cam 316 described in two groups of the operating assembly 300, two groups of five-rods three
Weight interlocking mechanism, the integral type transfer switch unit can be reliable and secure electric from described first by power in mechanical structure
Source 81 or the second source 82 are transmitted in the load 83.It will be appreciated by those skilled in the art that two groups of cams
The quantity of component, two groups of five-rods and triple interlocking mechanisms is herein as just citing, the cam pack, institute
Rational deformation, such as institute can also be had in other embodiments of the invention by stating five-rod and triple interlocking mechanisms
It states triple interlocking mechanisms and is implemented as interlocking item, interlocking segment, blocking lever etc., the present invention is not limited thereto in this regard.
It is understood that the rotation of each main shaft of the integral type transfer switch unit makes triple interlocking mechanisms turn
It is dynamic, each five-rod akinesia, but triple interlocking mechanisms are disintegrated as that can be acted when double leval jib state.
According to another aspect of the present invention, the operating method of the integral type transfer switch unit includes the following steps:
S (A) mechanical interlocking assemblies 400 act, and described sincere sub the 319 of 640 side of the second arc-control device resets, institute
It states the second arc-control device 640 to be closed a floodgate, forms the corresponding five-rod 312, first arc-control device 630 cannot
It is closed a floodgate；
S (B) mechanical interlocking assemblies 400 act, and described sincere sub the 319 of 630 side of the first arc-control device resets, institute
It states the first arc-control device 630 to be closed a floodgate, forms the corresponding five-rod 312, second arc-control device 640 cannot
It is closed a floodgate；
S (C) when the mechanical interlocking assembly 400 is in the centre position O, first arc-control device 630 and
Second arc-control device, 640 side corresponding described sincere sub 319 cannot all reset, and the first arc-control device 630 and described second goes out
Arc device 640 is in gate-dividing state；And
S (D) only meets the first arc-control device 630 and second arc-control device 640 all in gate-dividing state, and institute
It states integral type transfer switch unit and is in an operating position or a testing position, could close a floodgate 630 He of the first arc-control device
One of in second arc-control device 640.
It is noted that the energy storage component 200 shifts to an earlier date elasticity of saving potential energy, elasticity of saving potential energy can pass through electricity
Machine, which drives, is implemented as the energy storage component 200 of tension spring or spring, and the energy storage component 200 is made to stretch, when dead electricity or
When blocking the fastener of the energy storage component 200 and leaving the energy storage component 200, the energy storage component 200 replys original state, institute
Stating the elastic potential energy of the release savings of energy storage component 200 can quickly drive corresponding main shaft to be acted.
In this embodiment in accordance with the invention, the energy transfer process of the integral type transfer switch unit of the invention is such as
Under.
(A) 200 energy storage of the energy storage component：
In response to manual or electronic action, mechanical or electrical energy is converted into the potential energy of the energy storage component 200.
(B) making process：
A. in response to manual or electronic action, the potential energy of the energy storage component 200 is released；
B. the potential energy of the energy storage component 200 is released through the camshaft 318, drives the rotation of the cam 316；
C. first arc-control device 630 or second arc extinguishing are selected by the mechanical interlocking assembly 400
The fanning strip 320 is withstood in described sincere sub the 319 of the wherein side of device 640, converts the five-rod 312 to one or four bar machines
Structure rotates an at least divide-shut brake axis due to the rotation of the cam 316 by the four-bar mechanism；And
D. the rotation of the divide-shut brake axis pushes the connecting lever 317, so that pole is closed a floodgate a part for energy, another
Section store is in the tripping spring 313.
(C) separating brake process：
In response to manual or electronic action, sincere sub 319 release fanning strip 320, by the four-bar mechanism
It is converted into the five-rod；And
The potential energy of the tripping spring 313 is discharged, the connecting lever 317 is pulled, by pole separating brake.
It is noted that an at least tension spring can be implemented as in the energy storage component 200.
It is noted that during separating brake, manually action can be implemented as by an at least hand push button into
Row, electronic action can be implemented as the action of an at least closing coil.
It is noted that in making process, manually action can be implemented as by an at least hand push button into
Row, electronic action can be implemented as the action of an at least switching winding.
By changing the direction of motion for the mechanical interlocking assembly 400 for being implemented as triple interlocking mechanisms, the one
Formula transfer switch unit can safely and reliably realize the powering mode of two loop power supplies " two-in-one ".Further, at this
In a embodiment, to ensure that " two-in-one " of two loop power supplies described triple interlocking mechanisms are interlocking V shape, interlocked by changing
The steering of fork, one first buckle and one second buckle are rotated to clockwise with counter-clockwise direction respectively.First rotated clockwise
Buckle make corresponding five bar assembly become five-rod can not driving torque, corresponding main shaft remains stationary state cannot close a floodgate,
Second buckle of counterclockwise can make corresponding five-rod disintegrate to form four-bar mechanism and effectively transmit torque, to
Drive corresponding main axis to complete feed motion.
Therefore, the integral type transfer switch unit passes through cam, five-rod, the institute for being implemented as triple interlocking mechanisms
State that mechanical interlocking assembly is mechanically reliable and secure to be transmitted to power from first power supply 81 or the second source 82
83 in the load.
It is noted that first arc-control device 630 and 640 driven member of the second arc-control device difference
Driving, and first arc-control device 630 and second arc-control device 640 share the energy storage component.The present invention's
In embodiment, the driving part is implemented as spring, such as the tripping spring 313.Those skilled in the art can manage
Solution, the driving part are implemented as spring as just citing, and in other embodiments, the driving part can also
Other elastomeric elements are implemented as, the present invention is not limited thereto in this regard.
It is noted that the integral type transfer switch unit further includes a wireless communication module, can implement to obtain
The data of the integral type transfer switch unit working condition and inspecting state, and data are uploaded to remote terminal in real time,
To carry out the real time monitoring of the integral type transfer switch unit by cloud server, the integral type change-over switch is understood
Working state of device and inspecting state etc..User is reminded to carry out routine test to the integral type transfer switch unit in time,
And the prompt of device damage is carried out after capable of being analyzed according to the data that the wireless communication module is sent to user.This
Outside, the wireless communication module can also acquire the electricity of the integral type transfer switch unit Data Concurrent send to high in the clouds take
Business device.
It is noted that each component of the integral type transfer switch unit is surface-treated between assembling, keep away
Exempt to get rusty during use and so on, prolong the service life.
As shown in Figures 2 and 3, in the switch cabinet equipment of middle pressure, traditional middle pressure automatic transfer switching equipment 1000P is
It using two or more breaker independent operatings, therefore at least needs that two sides breaker cabinet 10P is arranged, be controlled plus one side
Cabinet 90P, at least three face cabinets.And when using air insulation in traditional Medium voltage switch or circuit breaker cabinet equipment, due to there are safe distance,
The thickness of equipment entirety cannot further reduce.But the integral type transfer switch unit of the present invention is by the energy storage component
200, the operating assembly 300 and the mechanical interlocking assembly 400 are integrally installed on the rack 100, and are set to one
It executes in cabinet 70, to realize two sides breaker cabinet in traditional Medium voltage switch or circuit breaker cabinet equipment by an execution cabinet 70
The function of 10P can be by being kept to two sides cabinet in terms of the width of the switchgear of middle pressure by traditional at least three face cabinets.And biography
Three face cabinets of system are compared reduces occupied space while realizing switching function.That is, the institute of the present invention
When stating integral type transfer switch unit and assembling to form Medium Voltage Switchgear, by between two breakers plus one mechanical sets
It is placed in internal interlock assembly, i.e., is integrated two breakers, mechanically interlocking device is used between internal, is integrally formed formula knot
Structure.That is, when the integral type transfer switch unit assembles to form Medium Voltage Switchgear, medium pressure switchgear includes one
Cabinet 70 and a switch board 90 are executed, the execution cabinet 70 and the switch board 90 form a two sides cabinet.The execution
The integral type transfer switch unit is provided in cabinet 70, it can be selectively by power from first power supply 81 or described
Second source 82 is transmitted in the load 83.Preferably, the integral type transfer switch unit by the energy storage component 200,
The operating assembly 300 and the mechanical interlocking assembly 400 are integrally installed on the rack 100, and the arc-control device of each phase is
Top bottom laminated type is installed on each support plate 140 of the rack 100.The switch board 90 includes a second protection room 91, an electricity
Press other necessary components such as mutual inductor room 92, a control room 93, a route protection room 94.Those skilled in the art can manage
Solution, switch board 90 here are additionally provided with other reasonable components in other embodiments, the present invention herein as just
Citing, is not limited thereto in this regard.
It is noted that the integral type transfer switch unit of the present invention assembles the Medium Voltage Switchgear to be formed convenient for inspection
Repair and safeguard, can easily one work (operation) position, one test (isolation) position and one overhaul (removal) position it
Between convert and compared with the Medium Voltage Switchgear of traditional at least three face cabinets compositions, that is, reduce the space of working condition, also subtract
Occupied space when small maintenance.Further, since shell used in each cabinet of Medium Voltage Switchgear has corresponding safety exhausted
The requirements such as edge, the shell area smaller of the Medium Voltage Switchgear use of two sides cabinet, can reduce production cost.
It will be appreciated by those skilled in the art that the integral type transfer switch unit assembles the Medium voltage switch or circuit breaker to be formed
The execution cabinet 70 and the switch board 90 also can be directly integrated into the three-dimensional cabinet of a face cabinet by cabinet, be further decreased
Occupied space and reduce cost.
It is noted that in the fig. 3 embodiment, the integral type transfer switch unit executed in cabinet 70 is
Ensure the reliability and automaticity during switching by mechanically interlocking device, but can also be by other kinds of
Interlock such as electrical resistance interlock is controlled by electric signal in the loop, or the interlocking in logic for passing through program
Control is realized, as long as the medium pressure switchgear of two sides cabinet can be formed, the present invention in this regard not by
This limitation.
It is noted that the integral type transfer switch unit assembles the execution cabinet 70 for the Medium Voltage Switchgear to be formed
It is provided with two sets of integral type transfer switch units in other embodiments, i.e., two sets of integral type transfer switch units
It combines, forms two nested structure of a cabinet, each integral type transfer switch unit can independently work, can be only
It is on the spot extracted out and is overhauled from Medium Voltage Switchgear, improve the reliability of the load 83 normal tables work.
It is noted that the automatic change-over in traditional Medium Voltage Switchgear is all the electric interlock used, this hair
The bright integral type transfer switch unit can improve the stability of 83 work of the load and reliable by mechanical interlock
Property.It will be appreciated by those skilled in the art that the integral type transfer switch unit of the invention assembles the middle pressure to be formed
Switchgear can also add electrical interlocking device, further increase stability and reliability.
It is noted that the integral type transfer switch unit of the present invention assembles going out in the Medium Voltage Switchgear to be formed
Arc device is generally adopted by vacuum switch tube, is put out rapidly after so that middle volt circuit is cut off the power by the insulating properties of the vacuum in pipe
It goes out and electric arc and inhibits electric current, the volume of described vacuum arc-extinguishing device itself has certain limitation, but when the integral type is converted
When switching device assembles the arc-control device in the Medium Voltage Switchgear to be formed and occupies small arc-extinguishing unit using other, described one
The volume that body formula transfer switch unit assembles the Medium Voltage Switchgear to be formed can be further decreased, and be conducive to the execution cabinet
70 and the switch board 90 be directly integrated into the three-dimensional cabinet of a face cabinet, further decrease occupied space and reduce cost.
According to another aspect of the present invention, the present invention also provides a kind of intelligent maintenance methods, for safeguarding at least one by one
Body formula transfer switch unit.The wherein described intelligent maintenance method includes the following steps：
The integral type transfer switch unit sends an at least operating state data and an at least inspecting state data；
An at least intelligent maintenance server-side receives the operating state data and the inspecting state data；
The intelligent maintenance server-side analyzes the operating state data and the inspecting state data；
The intelligent maintenance server-side obtains at least one point of the operating state data and the inspecting state data
Analyse result；And
The analysis result is sent to the integral type transfer switch unit and safeguarded by the intelligent maintenance server-side
Prompt.
Wherein, the intelligent maintenance method further includes step：The integral type transfer switch unit sends an at least electricity consumption
Data are measured to the intelligent maintenance server-side.
It should be understood by those skilled in the art that the embodiment of the present invention shown in foregoing description and attached drawing is only used as illustrating
And it is not intended to limit the present invention.The purpose of the present invention has been fully and effectively achieved.The function and structural principle of the present invention exists
It shows and illustrates in embodiment, under without departing from the principle, embodiments of the present invention can have any deformation or modification.
Claims (17)
1. a kind of integral type transfer switch unit, for power to be alternatively sent to from least one set of 1KV~20KV power supplys
At least one load, which is characterized in that including an at least arc-control device, at least an operating assembly and an at least mechanical interlocking group
Part, the operating assembly are each arc-control device divide-shut brake, and the mechanical interlocking assembly is each arc-control device divide-shut brake
Interlocking, so that arc-control device is located at closing position there are one only or each arc-control device is all located at open position.
2. integral type transfer switch unit as described in claim 1, wherein the mechanical interlocking assembly is at least one triple
Latch mechanism.
3. integral type transfer switch unit as described in claim 1, wherein the integral type transfer switch unit further wraps
Include an at least energy storage component, the operating assembly include an at least main shaft, an at least cam pack, an at least five-rod and
An at least driving part, the energy storage component can stored energy, the driving part is connected to each of the operating assembly
The cam pack, and give the energy transmission of savings to each cam pack, when the mechanical interlocking assembly is by each described five
When one of linkage is converted to an at least four-bar mechanism, energy is delivered to the corresponding main shaft, corresponding described
Main axis completes feed motion.
4. integral type transfer switch unit as claimed in claim 3, wherein each arc-control device is by each driving part
It respectively drives, and shares the energy storage component.
5. integral type transfer switch unit as claimed in claim 3, wherein the integral type transfer switch unit includes one the
One arc-control device and one second arc-control device, the mechanical interlocking assembly control the operating assembly in first interrupter cartridge
One second position of the first position, second arc-control device set and first arc-control device and second arc extinguishing
The divide-shut brake of first arc-control device and second arc-control device is converted between one centre position of device, to
Power is set alternatively to be sent to the load from one first power supply or a second source.
6. integral type transfer switch unit as claimed in claim 5, wherein when each main shaft is all located at open position, institute
Energy storage holding completion feed motion all the way can be changed by stating integral type transfer switch unit.
7. the integral type transfer switch unit as described in any in claim 1-6, wherein the integral type transfer switch unit
Further comprise that an at least rack, the operating assembly, the mechanical interlocking assembly and each arc-control device are integrally pacified
Loaded on the rack.
8. integral type transfer switch unit as claimed in claim 7, wherein the rack further includes an at least support plate, each institute
It is each support plate that laminated type is installed on the rack to state arc-control device.
9. the integral type transfer switch unit as described in any in claim 1-6, wherein the integral type transfer switch unit
Further comprise wireless communication module, can implement to obtain the integral type transfer switch unit working condition and inspecting state
Data, and data are uploaded to remote terminal in real time, are filled to carry out the integral type change-over switch by cloud server
The real time monitoring set.
10. the integral type transfer switch unit as described in any in claim 1-6, wherein the integral type transfer switch unit
Power is alternatively sent to the load from least one set of 3.6KV~12.5KV power supplys.
11. the integral type transfer switch unit as described in any in claim 1-6, wherein the integral type transfer switch unit
Further include an at least electric interlock component, the electric interlock component is each arc-control device divide-shut brake interlocking.
12. a kind of energy transfer approach for an at least integral type transfer switch unit, which is characterized in that including following step
Suddenly：
(A) in response to manual or electronic action, mechanical or electrical energy is converted into the potential energy of an at least energy storage component；
(B) when the integral type transfer switch unit is closed a floodgate,
In response to manual or electronic action, the potential energy of the energy storage component is released；
At least camshaft that is released through of the potential energy of the energy storage component drives the rotation of an at least cam；
At least one sincere son of the wherein side of an at least arc-control device is selected to withstand at least one by an at least mechanical interlocking assembly
Fanning strip at least one will state five-rod and be converted into a four-bar mechanism, and due to the rotation of the cam, pass through the four-bar mechanism
Rotate an at least divide-shut brake axis；And
The rotation of the divide-shut brake axis pushes an at least connecting lever, so that pole is closed a floodgate a part for energy, another part storage
There are the tripping springs；
(C) when the integral type transfer switch unit is by separating brake,
In response to manual or electronic action, the sincere sub- release fanning strip converts the four-bar mechanism to described
Five-rod；And
The potential energy of the tripping spring is discharged, the connecting lever is pulled, by pole separating brake.
13. a kind of intelligent maintenance method is used for an at least integral type transfer switch unit, which is characterized in that the intelligent maintenance
Method includes the following steps：
The integral type transfer switch unit sends an at least operating state data and an at least inspecting state data；
An at least intelligent maintenance server-side receives the operating state data and the inspecting state data；
The intelligent maintenance server-side analyzes the operating state data and the inspecting state data；
The intelligent maintenance server-side obtains the operating state data and at least one analysis knot of the inspecting state data
Fruit；And
The analysis result is sent to the integral type transfer switch unit and carries out maintenance prompt by the intelligent maintenance server-side.
14. intelligent maintenance method as claimed in claim 13, wherein further comprising the steps of：The integral type change-over switch dress
It sets and sends an at least electricity consumption data to the intelligent maintenance server-side.
15. a kind of Medium Voltage Switchgear, which is characterized in that medium pressure switchgear includes at least one execution cabinet and at least one control
Cabinet, the execution cabinet and the switch board form a two sides cabinet, are provided in the execution cabinet described in claim 1-6
Integral type transfer switch unit.
16. Medium Voltage Switchgear as claimed in claim 15, wherein the integral type transfer switch unit further comprises at least
One rack, the operating assembly, the mechanical interlocking assembly and each arc-control device are integrally installed on the rack.
17. a kind of Medium Voltage Switchgear, which is characterized in that medium pressure switchgear includes at least one execution cabinet and at least one control
Cabinet, the execution cabinet and the switch board form one face cabinet of integral type, are provided in claim 1-6 in the execution cabinet
The integral type transfer switch unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710036946.7A CN108335930A (en) | 2017-01-19 | 2017-01-19 | Integral type transfer switch unit and its intelligent maintenance method and the Medium Voltage Switchgear with integral type transfer switch unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710036946.7A CN108335930A (en) | 2017-01-19 | 2017-01-19 | Integral type transfer switch unit and its intelligent maintenance method and the Medium Voltage Switchgear with integral type transfer switch unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108335930A true CN108335930A (en) | 2018-07-27 |
Family
ID=62922625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710036946.7A Pending CN108335930A (en) | 2017-01-19 | 2017-01-19 | Integral type transfer switch unit and its intelligent maintenance method and the Medium Voltage Switchgear with integral type transfer switch unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108335930A (en) |
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| CN200956331Y (en) * | 2006-09-29 | 2007-10-03 | 李锐帮 | High-voltage vacuum circuit breaker spring operating mechanism |
| CN201514867U (en) * | 2009-09-23 | 2010-06-23 | 深圳市泰永科技股份有限公司 | Dual power automatic transfer switching device |
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