CN109244926A - A kind of packet type switch electric appliance - Google Patents
A kind of packet type switch electric appliance Download PDFInfo
- Publication number
- CN109244926A CN109244926A CN201811139345.XA CN201811139345A CN109244926A CN 109244926 A CN109244926 A CN 109244926A CN 201811139345 A CN201811139345 A CN 201811139345A CN 109244926 A CN109244926 A CN 109244926A
- Authority
- CN
- China
- Prior art keywords
- switch
- packet type
- electric appliance
- earthing
- isolation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- H02B13/035—Gas-insulated switchgear
- H02B13/0352—Gas-insulated switchgear for three phase switchgear
-
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/015—Boards, panels, desks; Parts thereof or accessories therefor
- H02B1/04—Mounting thereon of switches or of other devices in general, the switch or device having, or being without, casing
-
- 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
- H01H2009/265—Interlocking, locking, or latching mechanisms for interlocking two or more switches with interlocking of more than two switches
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The invention discloses a kind of packet type switch electric appliances, belong to technical field of electric appliances.The present invention is by integrating breaker, disconnecting switch and earthing switch, and the combined floodgate or separating brake of breaker are realized by the moving conductive end of the first driving mechanism driving vacuum interrupter and the abutting of quiet conducting end or disengaging, connect simultaneously with disconnecting switch and earthing switch by the second driving mechanism, realizes to keep apart and close and (divide) lock and earthing switch divides (conjunction) lock to move at the same time.Independently installed compared to after breaker, disconnecting switch and earthing switch separately manufacturing, which largely reduces volume, improves job stability, reduces failure rate.
Description
Technical field
The present invention relates to technical field of electric appliances more particularly to a kind of packet type switch electric appliances.
Background technique
Breaker is the electric current referred to close, carry and cut-off under normal loop condition and can close before the deadline
Close, carry and cut-off the switching device of the electric current under abnormal loop condition.It is zero load that disconnecting switch is that one kind is mainly used for disconnecting
The circuit of electric current and the switchgear of isolated power supply, have apparent cut-off point to guarantee other electrical equipments in gate-dividing state
Working service can reliably pass through normal duty electric current and short-circuit current in "on" position.Earthing switch is a kind of
Mechanical switch for circuit to be grounded, can carry defined abnormal current at the appointed time in exception conditions, but
Carrying electric current is not required under normal loop condition.Disconnecting switch can only be switched off in the case that device disconnects in circuit and just can be carried out
Operation, will charge position and be isolated, so that service personnel overhauls.Earthing switch is used to carry out the part overhauled
Reliable ground, to be further ensured that the personal safety of maintenance personal.
In the prior art generally by three kinds of breaker, disconnecting switch, earthing switch electric switch separately manufacturings, and independently
In installation to high-tension switch cabinet, guarantee three electric switches according to one using the interlocking gear being arranged between three electric switches
Determine sequentially-operating.But separately manufacturing, three independently installed electric appliance bodies not only higher cost, volume is larger, and required installation is empty
Between it is larger, and using interlocking gear be associated with three electric switch stability it is poor, it is easy to appear a certain switches in use
Electric appliance is failure to actuate.
Summary of the invention
The purpose of the present invention is to provide a kind of packet type switch electric appliance, the packet type switch electric appliance have both breaker, every
The function of pass, earthing switch, and small volume are left, job stability is high.
To achieve this purpose, the present invention adopts the following technical scheme:
A kind of packet type switch electric appliance, including shell, and be arranged in the intracorporal breaker of the shell, disconnecting switch and connect
Ground switch；
The breaker includes vacuum interrupter, lower outlet mechanism and the first driving mechanism, and first driving mechanism is used
Quiet conducting end in the moving conductive end and the vacuum interrupter that drive the vacuum interrupter is abutted or is detached from, and is gone out under described
One end of line mechanism is connected electrically on the moving conductive end；
The disconnecting switch includes upper outlet mechanism, isolation switch and the second driving mechanism, and the isolation switch rotation connects
It connects in the quiet conducting end, second driving mechanism and the isolation switch are sequentially connected；
The earthing switch includes earthing and lower grounding contact, and the lower grounding contact is arranged in the lower outlet mechanism
The other end, the earthing and second driving mechanism are sequentially connected；
Static contact under the forward driving of second driving mechanism, on the isolation switch and the upper outlet mechanism
It abuts and realizes combined floodgate, the other end of the earthing and the lower grounding contact are detached from and realize separating brake；In second driving machine
Under being driven in the reverse direction of structure, the static contact on the isolation switch and the upper outlet mechanism, which is detached from, realizes separating brake, described to connect
The other end of earthing knife-switch abuts realization with the lower grounding contact and closes a floodgate.
Preferably, first driving mechanism includes main shaft, the first transmission component and insulated pull rod, the insulated pull rod
Axis direction be overlapped with the moving direction at the moving conductive end, one end of the insulated pull rod is connect with the moving conductive end,
The other end is connect with one end of first transmission component, and the other end of first transmission component is set on the main shaft simultaneously
It is rotated synchronously with the main shaft, when the main axis, the insulated pull rod can be moved upwardly or downwardly in the axial direction
It is dynamic.
Preferably, the lower outlet mechanism includes lower wire outlet seat and lower outlet copper bar, the lower wire outlet seat is moved with described
Conducting end electrical connection, one end of the lower outlet copper bar is electrically connected with the lower wire outlet seat, be provided on the other end it is described under connect
Ground contact.
Preferably, being provided with soft conducting medium between the lower wire outlet seat and the moving conductive end.
Preferably, second driving mechanism includes that grounding shaft and isolation axis, the grounding shaft and described is arranged in parallel
It is provided with the second transmission component between isolation axis, is provided with third transmission component between the isolation axis and the isolation switch,
When the grounding shaft rotation when, the isolation axis can rotate in same direction with the grounding shaft, the isolation switch can with it is described
Grounding shaft rotates backward.
Preferably, the earthing is set on the grounding shaft far from one end of the lower grounding contact, and with institute
Grounding shaft is stated to rotate in same direction.
Preferably, the packet type switch electric appliance further include:
Position holding mechanism, the position holding mechanism include tripping spring and linking arm, one end of the tripping spring
It fixes on the housing, one end of the other end and the linking arm is rotatablely connected, and the other end of the linking arm is connected to institute
It states on isolation axis, the linking arm is rotated synchronously with the axis of being isolated.
Preferably, the breaker further include:
Pole is provided with insulation sleeve, the vacuum interrupter and first driving mechanism in the pole
It is arranged in the insulation sleeve, one end of the lower outlet mechanism passes through the insulation sleeve and is electrically connected with the moving conductive end.
Preferably, being provided with soft and fine insulating layer between the vacuum interrupter and the insulation sleeve.
Preferably, the packet type switch electric appliance further include:
Operating mechanism, the operating mechanism are used to control opening for first driving mechanism and second driving mechanism
Stop.
Beneficial effects of the present invention:
The present invention provides a kind of packet type switch electric appliances, and the packet type switch electric appliance is by breaker, disconnecting switch and connects
Ground switch integrate, and by the first driving mechanism drive vacuum interrupter moving conductive end and quiet conducting end abutting or
Person is detached from the combined floodgate or separating brake for realizing breaker, is connected simultaneously with disconnecting switch and earthing switch by the second driving mechanism
It connects, realizes to keep apart and close and (divide) lock and earthing switch point (conjunctions) lock and move at the same time.Compared to breaker, disconnecting switch and connect
Independently installed after ground switch separately manufacturing, which largely reduces volume, and it is steady to improve work
It is qualitative, reduce failure rate.
Detailed description of the invention
Fig. 1 is section view of the packet type switch electric appliance provided by the present invention in disconnecting switch separating brake, earthing switch combined floodgate
Figure；
Fig. 2 is section view of the packet type switch electric appliance provided by the present invention in disconnecting switch combined floodgate, grounding switch tripping
Figure；
Fig. 3 is the main view of packet type switch electric appliance provided by the present invention.
In figure:
1, shell；2, vacuum interrupter；
3, lower outlet mechanism；301, lower wire outlet seat；302, soft conducting medium；303, lower outlet copper bar；
4, the first driving mechanism；401, main shaft；402, the first connecting lever；403, insulated pull rod；
5, upper outlet mechanism；501, static contact；
6, isolation switch；601, tool apron is isolated；
7, the second driving mechanism；701, grounding shaft；702, axis is isolated；703, the second connecting lever；704, pull rod；705, third turns
Arm；
8, earthing switch；801, lower grounding contact；802, earthing；
9, position holding mechanism；901, tripping spring；902, linking arm；
10, insulation sleeve；11, soft and fine insulating layer；12, operating mechanism；13, pole.
Specific embodiment
To further illustrate the technical scheme of the present invention below with reference to the accompanying drawings and specific embodiments.
Present embodiments provide a kind of packet type switch electric appliance, the packet type switch electric appliance by breaker, disconnecting switch and
Earthing switch 8 integrates, and has both the function of breaker, disconnecting switch and earthing switch 8.Specifically, such as Fig. 1 and Fig. 2 institute
Show, which includes shell 1 and the breaker being arranged in shell 1, disconnecting switch and earthing switch 8, is broken
Road device is arranged vertically in shell 1, and is located at the side of shell 1, disconnecting switch and earthing switch 8 along the vertical direction on
Lower arrangement, and the other side positioned at shell 1 is arranged side by side with breaker.
Wherein, breaker includes vacuum interrupter 2, lower outlet mechanism 3 and the first driving mechanism 4.Vacuum interrupter 2 is disconnected
The core component of road device, mainly include positioned at airtight insulation crust and the moving conductive end that is arranged in inside airtight insulation crust and
Quiet conducting end, moving conductive end and quiet conducting end are arranged along the axis direction interval of vacuum interrupter 2, and quiet conducting end is arranged in vacuum
The top of arc-chutes 2, moving conductive end are arranged in the bottom end of vacuum interrupter 2, and moving conductive end can be towards leading close to or far from quiet
The direction at electric end is mobile, to realize the switch closing and switch opening of breaker.
In the present embodiment, moving conductive end is driven to realize movement by the first driving mechanism 4.Specifically, the first driving
Mechanism 4 includes main shaft 401, the first transmission component and insulated pull rod 403.Main shaft 401 is drive shaft, can be in operating mechanism 12
Control under rotate.One end of insulated pull rod 403 is fixedly connected with moving conductive end, and the axis direction of insulated pull rod 403
It is overlapped with the axis direction of vacuum interrupter 2.One end of first transmission component and the other end of insulated pull rod 403 are rotatablely connected,
The other end of first transmission component is set on main shaft 401, and can be rotated synchronously with main shaft 401.When main shaft 401 is controlled in outside
When rotating under system, power can be transferred at insulated pull rod 403 by the first transmission component, to make insulated pull rod 403
It is moved up along its axis direction.
When insulated pull rod 403 moves up, the moving conductive end of vacuum interrupter 2, which synchronizes, to be moved up, until and vacuum
The quiet conductive end in contact of arc-chutes 2, to realize the combined floodgate of breaker.Conversely, when insulated pull rod 403 moves down, vacuum
The moving conductive end of arc-chutes 2 moves downward simultaneously, and separates with the quiet conducting end of vacuum interrupter 2, to realize breaker
Separating brake.In order to guarantee that insulated pull rod 403 can be moved up and down along its axis direction, in the shell 1 of the packet type switch electric appliance
It is additionally provided with guiding mechanism, guiding mechanism can be pilot hole or guide groove etc., be not particularly limited herein, as long as can rise
To guiding role.Further, in the present embodiment, the first transmission component includes 402 He of the first connecting lever of rotation connection
Connecting rod, connecting rod are set on main shaft 401 far from one end of the first connecting lever 402, first one end of connecting lever 402 far from connecting rod
It is rotatablely connected with insulated pull rod 403.Certainly in other embodiments, the first transmission component can also be other structures, as long as energy
Enough realize the moving up and down along its axis direction of insulated pull rod 403.
In order to improve the insulating properties of vacuum interrupter 2, sealing vacuum interrupter 2 and the first driving mechanism are provided in shell
4 pole 13, insulation sleeve 10 is provided in pole 13, and vacuum interrupter 2 and the setting of the first driving mechanism 4 are being insulated
In set 10.Insulation sleeve 10 can be made of solid insulating materials such as epoxy resin or thermoplastic materials.Due to vacuum extinction
The airtight insulation crust of room 2 mostly uses the fragile materials such as ceramics to be made, in order to avoid the gas of the drawing crack vacuum interrupter 2 in sealing
Close insulation crust is additionally provided with one layer of soft and fine insulating layer 11 between insulation sleeve 10 and vacuum interrupter 2, the soft and fine insulating layer 11
Can for silastic-layer or other with insulating layer made of insulating materials flexible, to be risen in sealing vacuum interrupter 2
To buffer function.
Lower outlet mechanism 3 is electrically connected with the moving conductive end of vacuum interrupter 2.Specifically, in the present embodiment, lower outlet machine
Structure 3 includes lower wire outlet seat 301, lower outlet copper bar 303 and soft conducting medium 302, and lower wire outlet seat 301 is arranged on insulation sleeve 10.
Soft conducting medium 302 is located inside insulation sleeve 10, and one end of soft conducting medium 302 is connect with lower wire outlet seat 301, the other end and true
The connection at the moving conductive end of empty arc-chutes 2, soft conducting medium 302 is made of the lesser conductive material of hardness, such as can be adopted
It is made of copper sheet or aluminium flake etc., the two can be realized by connecting lower wire outlet seat 301 and moving conductive end using soft conducting medium 302
Electrical connection, and the mobile generation at moving conductive end will not be interfered.Lower outlet copper bar 303 is located at insulation for realizing wiring
The outside of set 10, and one end of lower outlet copper bar 303 is connect with lower wire outlet seat 301.
Further, disconnecting switch includes upper outlet mechanism 5, isolation switch 6 and the second driving mechanism 7.Wherein, upper outlet
Mechanism 5 is provided with static contact 501 in upper outlet mechanism 5 for realizing wiring.On one end of isolation switch 6 and upper outlet mechanism 5
Static contact 501 be oppositely arranged, the other end is rotatably connected in quiet conducting end.Second driving mechanism 7 is for driving isolation switch 6
Rotation, to make isolation switch 6 and the abutting of static contact 501 and separate.Earthing switch 8 includes the earthing being oppositely arranged
802 and lower grounding contact 801, lower grounding contact 801 one end of lower outlet copper bar 303 far from lower wire outlet seat 301 is set, be grounded
One end of knife 802 and the second driving mechanism 7 are sequentially connected, and the second driving mechanism 7 can drive the rotation of earthing 802, thus
It is grounded the other end of knife 802 and the abutting of lower grounding contact 801 and separates.
Specifically, the second driving mechanism 7 includes the grounding shaft 701 being rotatably connected on shell 1 and isolation axis 702, ground connection
Axis 701 and isolation axis 702 are arranged in parallel, and one end of earthing 802 is set on grounding shaft 701, and can be same with grounding shaft 701
Step rotation.It is provided with the second transmission component between grounding shaft 701 and isolation axis 702, is isolated between axis 702 and isolation switch 6 and sets
It is equipped with third transmission component (not shown), the second transmission component includes the second connecting lever 703, the pull rod being successively rotatablely connected
704 and third connecting lever 705, the free end of the second connecting lever 703 be set on grounding shaft 701, and can it is synchronous with grounding shaft 701 turn
Dynamic, the free end of third connecting lever 705 is set in isolation axis 702, and can rotate synchronously with axis 702 is isolated.
When rotating under control of the grounding shaft 701 in operating mechanism 12, power can be passed by the second transmission component
It is handed at isolation axis 702, to realize the rotation of isolation axis 702, isolation axis 702 again can be passed power by third transmission component
It is handed at isolation switch 6, so that the rotation of isolation switch 6 is realized, so that isolation switch 6 is abutted and separated with static contact 501.Together
When, grounding shaft 701 can drive earthing 802 to rotate, to be grounded the abutting of knife 802 and lower grounding contact 801 and divide
From.But since disconnecting switch and the use state of earthing switch 8 are always on the contrary, therefore isolation switch 6 and earthing 802 turn
Dynamic direction needs to meet when isolation switch 6 is separated with static contact 501 by disconnecting switch separating brake, and earthing 802 and lower ground connection are touched
First 801 abutting closes a floodgate earthing switch 8, as shown in Figure 1；Disconnecting switch is closed a floodgate when isolation switch 6 is abutted with static contact 501
When, earthing 802 is separated by 8 separating brake of earthing switch, as shown in Figure 2 with lower grounding contact 801.The structure of third transmission component exists
This with no restrictions, when isolation switch 6 is identical with the rotation direction of earthing 802, the structure of third transmission component can be with
The structure of two transmission components is identical, when isolation switch 6 is opposite with the rotation direction of earthing 802, then can select other knots
Structure is realized reversely, such as the combination of connecting rod and gear.
Further, in order to guarantee the stability of earthing switch 8 and disconnecting switch state, which is also wrapped
Position holding mechanism 9 is included, position holding mechanism 9 includes tripping spring 901 and linking arm 902, and one end of tripping spring 901 is fixed
On shell 1, one end of the other end and linking arm 902 is rotatablely connected, and the other end of linking arm 902 is connected on isolation axis 702,
Linking arm 902 is rotated synchronously with axis 702 is isolated.When the rotation of axis 702 is isolated, elastic deformation, separating brake bullet occur for tripping spring 901
Angle between spring 901 and linking arm 902 changes, to provide an opposite force to isolation axis 702, utilizes the opposite force
The stabilization of isolation 702 state of axis is able to maintain that, to make the in stable condition of earthing switch 8 and disconnecting switch.
The application method of packet type switch electric appliance is specifically introduced below:
1, breaker switching-on operation
Operating mechanism 12 close a floodgate, main shaft 401 according in Fig. 1 rotationally clockwise, and by the first connecting lever 402 and connection
Bar drives insulated pull rod 403 to move upwards, and abuts the moving conductive end of vacuum interrupter 2 with quiet conducting end, realizes that breaker closes
Lock, by isolation switch 6, isolation tool apron 601, vacuum interrupter 2, soft conducting medium 302, lower wire outlet seat 301 and lower outlet copper bar
Circuit communication between 303.
2, disconnecting switch combined floodgate, 8 separating brake of earthing switch
Grounding shaft 701 divides according to rotationally clockwise, earthing 802 is rotated clockwise in Fig. 1 with lower grounding contact 801
From by 8 separating brake of earthing switch；Meanwhile second connecting lever 703 rotate clockwise, pull rod 704 moves upwards, 705 up time of third connecting lever
Needle rotation, isolation axis 702 rotate clockwise, and drive isolation switch 6 to rotate counterclockwise by third transmission component, isolation switch
6 contact with static contact 501, realize that disconnecting switch is closed a floodgate, by static contact 501, upper outlet mechanism 5, isolation switch 6, isolation tool apron
601, the circuit communication between vacuum interrupter 2, soft conducting medium 302, lower wire outlet seat 301 and lower outlet copper bar 303.
3, breaker open operation operates
Operating mechanism 12 closes a floodgate, and main shaft 401 passes through the first connecting lever 402 and connection according to rotating in an anti-clockwise direction in Fig. 1
Bar drives insulated pull rod 403 to move downward, and separates the moving conductive end of vacuum interrupter 2 with quiet conducting end, realizes breaker point
Lock, by isolation switch 6, isolation tool apron 601, vacuum interrupter 2, soft conducting medium 302, lower wire outlet seat 301 and lower outlet copper bar
Circuit between 303 disconnects.
4, disconnecting switch separating brake, earthing switch 8 close a floodgate
According to rotating in an anti-clockwise direction in Fig. 1, earthing 802 is rotated counterclockwise to be supported grounding shaft 701 with lower grounding contact 801
It connects, earthing switch 8 is closed a floodgate；Meanwhile second connecting lever 703 rotate counterclockwise, pull rod 704 moves downward, 705 inverse time of third connecting lever
Needle rotation, isolation axis 702 rotates counterclockwise, and drives isolation switch 6 to rotate clockwise by third transmission component, isolation switch
6 separate with static contact 501, realize disconnecting switch separating brake, by static contact 501, upper outlet mechanism 5, isolation switch 6, isolation tool apron
601, the circuit between vacuum interrupter 2, soft conducting medium 302, lower wire outlet seat 301 and lower outlet copper bar 303 disconnects.
In the present embodiment, it by integrating breaker, disconnecting switch and earthing switch 8, and is driven by first
Motivation structure 4 drive vacuum interrupter 2 moving conductive end and quiet conducting end abutting or disengaging realize breaker combined floodgate or
Person's separating brake is connect with disconnecting switch and earthing switch 8 simultaneously by the second driving mechanism 7, is realized to keep apart and is closed and (divide) lock
(conjunction) lock is divided to move at the same time with earthing switch 8.Compared to independently pacifying after 8 separately manufacturing of breaker, disconnecting switch and earthing switch
Dress, the packet type switch electric appliance largely reduce volume, improve job stability, reduce failure rate.
Further, due to being required to installation breaker, disconnecting switch and earthing switch 8 on each phase electricity of three-phase electricity,
Therefore as shown in figure 3, the quantity of the packet type switch electric appliance is generally three, and three packet type switch electric appliances are disposed side by side on
Together.
Obviously, the above embodiment of the present invention is just for the sake of clearly illustrating examples made by the present invention, and being not is pair
The restriction of embodiments of the present invention.For those of ordinary skill in the art, may be used also on the basis of the above description
To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.It is all this
Made any modifications, equivalent replacements, and improvements etc., should be included in the claims in the present invention within the spirit and principle of invention
Protection scope within.
Claims (10)
1. a kind of packet type switch electric appliance, which is characterized in that including shell (1), and the open circuit being arranged in the shell (1)
Device, disconnecting switch and earthing switch (8)；
The breaker includes vacuum interrupter (2), lower outlet mechanism (3) and the first driving mechanism (4), first driving machine
Structure (4) be used for drive the vacuum interrupter (2) moving conductive end and the vacuum interrupter (2) quiet conducting end abut or
It is detached from, one end of the lower outlet mechanism (3) is connected electrically on the moving conductive end；
The disconnecting switch includes upper outlet mechanism (5), isolation switch (6) and the second driving mechanism (7), the isolation switch
(6) it is rotatably connected in the quiet conducting end, second driving mechanism (7) and the isolation switch (6) are sequentially connected；
The earthing switch (8) includes earthing (802) and lower grounding contact (801), and lower grounding contact (801) setting exists
The other end of the lower outlet mechanism (3), the earthing (802) and second driving mechanism (7) are sequentially connected；
Under the forward driving of second driving mechanism (7), on the isolation switch (6) and the upper outlet mechanism (5)
Static contact (501), which abuts, realizes combined floodgate, and the other end of the earthing (802) and the lower grounding contact (801) are detached from and realize
Separating brake；Under being driven in the reverse direction of second driving mechanism (7), on the isolation switch (6) and the upper outlet mechanism (5)
The static contact (501), which is detached from, realizes that separating brake, the other end of the earthing (802) are abutted with the lower grounding contact (801)
It realizes and closes a floodgate.
2. packet type switch electric appliance according to claim 1, which is characterized in that
First driving mechanism (4) includes main shaft (401), the first transmission component and insulated pull rod (403), the insulated pull rod
(403) axis direction is overlapped with the moving direction at the moving conductive end, and one end of the insulated pull rod (403) is led with described move
Electric end connection, the other end are connect with one end of first transmission component, and the other end of first transmission component is set in institute
It states on main shaft (401) and is rotated synchronously with the main shaft (401), when the main shaft (401) rotation, the insulated pull rod
(403) it can move up in the axial direction.
3. packet type switch electric appliance according to claim 1, which is characterized in that
The lower outlet mechanism (3) includes lower wire outlet seat (301) and lower outlet copper bar (303), the lower wire outlet seat (301) and institute
The electrical connection of moving conductive end is stated, one end of the lower outlet copper bar (303) is electrically connected with the lower wire outlet seat (301), on the other end
It is provided with the lower grounding contact (801).
4. packet type switch electric appliance according to claim 3, which is characterized in that
Soft conducting medium (302) are provided between the lower wire outlet seat (301) and the moving conductive end.
5. packet type switch electric appliance according to claim 1, which is characterized in that
Second driving mechanism (7) include be arranged in parallel grounding shaft (701) and be isolated axis (702), the grounding shaft (701) and
It is provided with the second transmission component between the isolation axis (702), is set between the isolation axis (702) and the isolation switch (6)
It is equipped with third transmission component, when the grounding shaft (701) rotation, the isolation axis (702) can be with the grounding shaft (701)
It rotates in same direction, the isolation switch (6) can rotate backward with the grounding shaft (701).
6. packet type switch electric appliance according to claim 5, which is characterized in that
The earthing (802) is set on the grounding shaft (701) far from one end of the lower grounding contact (801), and with
The grounding shaft (701) rotates in same direction.
7. packet type switch electric appliance according to claim 5, which is characterized in that the packet type switch electric appliance further include:
Position holding mechanism (9), the position holding mechanism (9) include tripping spring (901) and linking arm (902), and described point
One end of lock spring (901) is fixed on the shell (1), and one end of the other end and the linking arm (902) is rotatablely connected, institute
The other end for stating linking arm (902) is connected on the isolation axis (702), and axis (702) are isolated with described in the linking arm (902)
It rotates synchronously.
8. packet type switch electric appliance according to claim 1, which is characterized in that the breaker further include:
Pole (13) is provided with insulation sleeve (10) in the pole (13), the vacuum interrupter (2) and described the
In the insulation sleeve (10), one end of the lower outlet mechanism (3) passes through the insulation sleeve (10) for one driving mechanism (4) setting
It is electrically connected with the moving conductive end.
9. packet type switch electric appliance according to claim 8, which is characterized in that
Soft and fine insulating layer (11) are provided between the vacuum interrupter (2) and the insulation sleeve (10).
10. packet type switch electric appliance according to claim 1, which is characterized in that the packet type switch electric appliance further include:
Operating mechanism (12), the operating mechanism (12) is for controlling first driving mechanism (4) and second driving machine
The start and stop of structure (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811139345.XA CN109244926A (en) | 2018-09-28 | 2018-09-28 | A kind of packet type switch electric appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811139345.XA CN109244926A (en) | 2018-09-28 | 2018-09-28 | A kind of packet type switch electric appliance |
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| Publication Number | Publication Date |
|---|---|
| CN109244926A true CN109244926A (en) | 2019-01-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811139345.XA Pending CN109244926A (en) | 2018-09-28 | 2018-09-28 | A kind of packet type switch electric appliance |
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| CN (1) | CN109244926A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112713039A (en) * | 2020-12-25 | 2021-04-27 | 合肥开关厂有限公司 | Novel mining earthing switch |
| CN113991496A (en) * | 2021-10-29 | 2022-01-28 | 广东电网有限责任公司 | High-voltage distribution pole upper integrated device |
| CN115603217A (en) * | 2022-12-12 | 2023-01-13 | 石家庄科林电气设备有限公司（Cn） | Load switch and environment-friendly gas-insulated combined electrical appliance ring main unit |
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| CN103474270A (en) * | 2013-08-29 | 2013-12-25 | 浙江博益电气有限公司 | Solid sealed type vacuum load switch |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112713039A (en) * | 2020-12-25 | 2021-04-27 | 合肥开关厂有限公司 | Novel mining earthing switch |
| CN112713039B (en) * | 2020-12-25 | 2023-11-03 | 合肥开关厂有限公司 | Mining grounding switch |
| CN113991496A (en) * | 2021-10-29 | 2022-01-28 | 广东电网有限责任公司 | High-voltage distribution pole upper integrated device |
| CN113991496B (en) * | 2021-10-29 | 2023-06-27 | 广东电网有限责任公司 | Integrated device on high-voltage distribution column |
| CN115603217A (en) * | 2022-12-12 | 2023-01-13 | 石家庄科林电气设备有限公司（Cn） | Load switch and environment-friendly gas-insulated combined electrical appliance ring main unit |
| CN115603217B (en) * | 2022-12-12 | 2023-03-24 | 石家庄科林电气设备有限公司 | Load switch and environment-friendly gas-insulated combined electrical appliance ring main unit |
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