CN208873625U - A kind of vacuum-load ring network cabinet of isolation linkage - Google Patents

A kind of vacuum-load ring network cabinet of isolation linkage Download PDF

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Publication number
CN208873625U
CN208873625U CN201821443510.6U CN201821443510U CN208873625U CN 208873625 U CN208873625 U CN 208873625U CN 201821443510 U CN201821443510 U CN 201821443510U CN 208873625 U CN208873625 U CN 208873625U
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CN
China
Prior art keywords
rotor
vacuum
moving contact
extinction device
disconnecting switch
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CN201821443510.6U
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Chinese (zh)
Inventor
李季
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ZHUHAI WODUN ELECTIC CO Ltd
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ZHUHAI WODUN ELECTIC CO Ltd
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Priority to CN201821443510.6U priority Critical patent/CN208873625U/en
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Abstract

The utility model discloses a kind of vacuum-load ring network cabinets of isolation linkage, switching mechanism includes the first connecting terminal being sequentially connected electrically, disconnecting switch, vacuum extinction device and the second connecting terminal, switching mechanism further includes having the first rotor for controlling disconnecting switch on-off and the second rotor for controlling vacuum extinction device on-off, and operating mechanism connects the first rotor and the second rotor simultaneously;Operating mechanism is for controlling disconnecting switch and the linkage of vacuum extinction device.Fracture at disconnecting switch and vacuum extinction device two is set, and vacuum load switch drop-out voltage with higher meets voltage levels requirement;Fracture linkage is disconnected at disconnecting switch and vacuum extinction device two closes, and vacuum load switch has been not easy electric arc;Fracture can be the successive combined floodgate of several Milliseconds at disconnecting switch and vacuum extinction device two, and after electric arc caused by disconnecting switch combined floodgate transient state is quickly extinguished, vacuum extinction device safety closing, vacuum load switch has higher security reliability.

Description

A kind of vacuum-load ring network cabinet of isolation linkage
Technical field
The utility model relates to high-voltage switch gears, more particularly, to a kind of vacuum-load ring network cabinet of isolation linkage.
Background technique
As voltage class requires to be continuously improved, the drop-out voltage of high voltage load switch requires to be continuously improved.
In the prior art, part of the manufacturer is only provided with vacuum extinction device between the end of incoming cables and leading-out terminal of on-load switch Fracture at one, security level are relatively low;The system that vacuum extinction device can only be to reliably applied to lower voltage grade, such as 72kv Electric system.In this kind setting, the voltage that on-load switch can carry is lower, may not apply to growing voltage class It is required that.Inlet wire termination electricity and vacuum extinction device is not when turning on, under electric moment, thunder and lightning high pressure, be easy to produce very big electric arc, It is breakdown.
Thus, it is necessary to which a kind of on-load switch of multi-break isolation linkage is arranged, on-load switch security level is improved, is improved The drop-out voltage grade of on-load switch;Vacuum extinction device has been not easy electric arc, works safer.
Utility model content
In order to overcome the deficiencies of the prior art, the technical solution adopted in the utility model is:
A kind of vacuum-load ring network cabinet of isolation linkage, including switching mechanism and operating mechanism;Switching mechanism include according to The first connecting terminal, disconnecting switch, vacuum extinction device and the second connecting terminal of secondary electrical connection, switching mechanism further includes being used for Control the first rotor of disconnecting switch on-off and the second rotor for controlling vacuum extinction device on-off, operating mechanism connection first Rotor and the second rotor;Operating mechanism is for controlling disconnecting switch and the linkage of vacuum extinction device.
Another specific embodiment according to the present utility model, further has, and the disconnecting switch includes first quiet Contact and the first moving contact being arranged on the first rotor, vacuum extinction device include the second static contact and the second moving contact, First static contact is electrically connected with the first connecting terminal, and the first moving contact is electrically connected with the second moving contact, the second static contact and second Connecting terminal electrical connection;Bitrochanteric rotation is for driving the second moving contact to abut the second static contact.
Another specific embodiment according to the present utility model, further has, and the disconnecting switch includes first quiet Contact and the first moving contact being arranged on the first rotor, vacuum extinction device include the second static contact and the second moving contact, First static contact is electrically connected with the first connecting terminal, and the first moving contact is electrically connected with the second static contact, the second moving contact and second Connecting terminal electrical connection;Bitrochanteric rotation is for driving the second moving contact to abut the second static contact.
Another specific embodiment according to the present utility model, further has, and second moving contact includes lever And it is connected to the contact end in lever, and lever is connected with elastic component, and elastic component is for driving lever far from the second static contact, and the Bitrochanteric rotation is for driving the contact end of lever to abut the second static contact.
Another specific embodiment according to the present utility model, further has, and the elastic component is tension spring, the second rotor Lever is connected by tension spring;Bitrochanteric rotation is for driving lever close to or far from the second static contact.
Another specific embodiment according to the present utility model, further has, and further includes having earthing switch, earthing switch It include third trochanter and the third moving contact being connected on third trochanter, third moving contact connects ground wire, and third trochanter is used In the connection of drive third moving contact or far from the second connecting terminal.
Another specific embodiment according to the present utility model, further has, for connecting on first static contact One end of first moving contact is set as claw pattern, and the one end for being used to connect the first static contact on the first moving contact is set as snap-gauge Pattern;When the first rotor rotates, the first moving contact snapping or separate first static contact.
Another specific embodiment according to the present utility model, further has, and the switching mechanism is for controlling at least The disconnected conjunction of two-phase electricity, the first connecting terminal, disconnecting switch, vacuum extinction device and the second connecting terminal are correspondingly arranged at least two It is a;At least two first moving contacts are provided on the first rotor, be provided on the first rotor for separate this at least two first The flange of moving contact;The flange for separating at least two vacuum extinction device is provided on second rotor.
Another specific embodiment according to the present utility model, further has, the operating mechanism include operating shaft, The first connecting lever connecting with the first rotor and the second connecting lever connecting with the second rotor, operating shaft pass through STATEMENT OF FEDERALLY SPONSORED connection first Connecting lever and the second connecting lever;Operating shaft controls the first rotor by STATEMENT OF FEDERALLY SPONSORED and the second rotor links.
Another specific embodiment according to the present utility model, further has, and the operating mechanism includes and links The energy-stored spring of part connection;When disconnecting switch and vacuum extinction device close a floodgate, energy-stored spring deformation;Energy-stored spring provides disconnecting switch And the power of vacuum extinction device linkage separating brake.
The utility model use a kind of isolation linkage vacuum-load ring network cabinet, have the advantages that setting every Fracture at pass and vacuum extinction device two is left, vacuum load switch drop-out voltage with higher meets voltage levels requirement; Fracture linkage is disconnected at disconnecting switch and vacuum extinction device two closes, and vacuum load switch has been not easy electric arc;Disconnecting switch and vacuum are gone out It can be the successive combined floodgate of several Milliseconds, electricity caused by disconnecting switch combined floodgate transient state at arc device two in the disconnected conjunction of the linkage of fracture After arc is quickly extinguished, vacuum extinction device safety closing, vacuum load switch has higher security reliability.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model, hidden cabinet body portion plate;
Fig. 2 is the main view of the utility model;
Fig. 3 is the side view of the utility model;
Fig. 4 is partial enlarged view at the A of the utility model Fig. 3;
Fig. 5 is the structural schematic diagram of the utility model operating mechanism.
Specific embodiment
Specific embodiment of the present utility model is described in further detail below in conjunction with attached drawing.
As shown in Figure 1 to Figure 3, a kind of vacuum-load ring network cabinet of isolation linkage, including cabinet body, switching mechanism 2 and operation Mechanism 1;Vacuum interrupter chamber, operating mechanism room and the cable vault of separation are provided in cabinet body.Switching mechanism 2 includes successively to be electrically connected The first connecting terminal 21, disconnecting switch 22, vacuum extinction device 23 and the second connecting terminal 24, the switching mechanism 2 connect further includes having The second rotor 26 for controlling the first rotor 25 of 22 on-off of disconnecting switch and for controlling 23 on-off of vacuum extinction device, behaviour Make mechanism 1 and connects the first rotor 25 and the second rotor 26;Operating mechanism 1 is for controlling disconnecting switch 22 and vacuum extinction device 23 Linkage.First connecting terminal 21 connects the wall surface of vacuum interrupter chamber, for connecting outer cable, epoxy resin terminals etc.;Second Connecting terminal 24 connects the wall surface that vacuum interrupter and cable compartment are connected.
As shown in Figures 2 and 3, the first connecting terminal 21 and the second connecting terminal 24, an inlet wire as on-load switch End, another is as leading-out terminal.First connecting terminal 21 is connected with and cabinet terminal, the second connecting terminal 24 include copper bar and/ Or outlet terminal.Ring network cabinet includes cabinet body, and the on-load switch room being separated by, operating mechanism Room 1, cable compartment are provided on cabinet body.The One connecting terminal 21 and the second connecting terminal 24 include the epoxy insulator for connecting cabinet body, the first rotor 25 and the second rotor 26 it is hinged on the cabinet.
As shown in Figure 1 to Figure 3, operating mechanism 1 connects the first rotor 25 and the second rotor 26, and operating mechanism 1 is for controlling The first rotor 25 and the linkage of the second rotor 26, and then control the linkage of disconnecting switch 22 and vacuum extinction device 23.Disconnecting switch 22 Feed motion and vacuum extinction device 23 feed motion link, the two close a floodgate linkage synchronize, realize the combined floodgate of on-load switch;Every It leaves and closes 22 separating brake movement and the separating brake movement linkage of vacuum extinction device 23, realize the separating brake of on-load switch.
The disconnected conjunction method of on-load switch, the end of incoming cables of on-load switch and leading-out terminal are provided with disconnecting switch 22 and vacuum extinction Device 23, the first rotor 25 are operated for controlling 22 on-off of disconnecting switch, the second rotor 26 for controlling 23 on-off of vacuum extinction device Mechanism 1 connects the first rotor 25 and the second rotor 26 simultaneously, and operating mechanism 1 is for controlling disconnecting switch 22 and vacuum extinction device 23 Linkage;During operating mechanism 1 drives the first rotor 25 and the second rotor 26 to act, the first rotor 25 drives disconnecting switch 22 After combined floodgate T time, the second rotor 26 drives vacuum extinction device 23 to close a floodgate;The separating brake that operating mechanism 1 also controls disconnecting switch 22 is dynamic Make and the separating brake of vacuum extinction device 23 acts linkage.
T time is 8~16ms, after electric arc caused by 22 combined floodgate transient state of disconnecting switch is quickly extinguished, vacuum extinction device 23 safety closings, vacuum load switch have higher security reliability.Preferably, T time is 10~13ms, disconnecting switch After electric arc caused by 22 combined floodgate transient states is quickly extinguished, vacuum extinction device 23 comparatively fast relatively safe closes a floodgate.
Port at disconnecting switch 22 and 23 liang of vacuum extinction device, cut-offfing between on-load switch end of incoming cables and leading-out terminal are set Voltage is higher, meets higher voltage class requirement;It is additionally provided with simultaneously for controlling disconnecting switch 22 and vacuum extinction device 23 The operating mechanism 1 of linkage, disconnecting switch 22 and 23 combined floodgate synchronism of vacuum extinction device are good, and vacuum extinction device 23 is not likely to produce electricity Arc;Disconnecting switch 22 and the combined floodgate of vacuum extinction device 23 are only separated by extremely short T time, and first safety connects electricity to on-load switch, arc extinguishing is led again It is logical.
As shown in Figures 1 to 4, the connection of disconnecting switch 22 and vacuum extinction device 23 can be set are as follows: disconnecting switch 22 is wrapped The the first moving contact 22b for including the first static contact 22a and being arranged on the first rotor 25, vacuum extinction device 23 includes second Static contact and the second moving contact, the first static contact 22a are electrically connected with the first connecting terminal 21, and the first moving contact 22b and second is dynamic Contact electrical connection, the second static contact are electrically connected with the second connecting terminal 24.First static contact 22a and the when the first rotor 25 rotates One moving contact 22b on-off, the rotation of the second rotor 26 is for driving the second moving contact to abut the second static contact.Specifically, first Copper bar is connected between moving contact 22b and the second moving contact to be flexible coupling.The first rotor 25 and the second rotor 26 include central spindle And the epoxy insulator of connecting shaft outer core;First moving contact 22b is arranged on epoxy insulator, the epoxy of the second rotor 26 Insulator is for driving moving contact to slide.In the disconnected conjunction method of on-load switch, the rotation of the first rotor 25 stops, disconnecting switch 22 is closed After lock T time, the rotation of the second rotor 26 stops, vacuum extinction device 23 closes a floodgate
The connection of disconnecting switch 22 and vacuum extinction device 23 may be set to be: disconnecting switch 22 includes the first static contact 22a and the first moving contact 22b being arranged on the first rotor 25, vacuum extinction device 23 include that the second static contact and second are dynamic Contact, the first static contact 22a are electrically connected with the first connecting terminal 21, and the first moving contact 22b is electrically connected with the second static contact, and second Moving contact is electrically connected with the second connecting terminal 24.The first static contact 22a and the first moving contact 22b is logical when the first rotor 25 rotates Disconnected, the rotation of the second rotor 26 is for driving the second moving contact to abut the second static contact.Specifically, the first moving contact 22b and Copper bar is connected between two static contacts to be flexible coupling.
As shown in Figure 3 and Figure 4, the second moving contact includes lever 23a and the contact end that is connected on lever 23a, is moved Bar 23a is connected with elastic component 23b, and elastic component 23b is for driving lever 23a far from the second static contact, the rotation of the second rotor 26 For driving the contact end of lever 23a to abut the second static contact.
As shown in Figure 3 and Figure 4, vacuum extinction device 23 includes shell, and the second static contact part accommodates vacuum extinction device 23 In shell, the second moving contact part is accommodated in sliding in 23 shell of vacuum extinction device.
As shown in Figure 3 and Figure 4, the connection of the second moving contact and the second rotor 26 can be with are as follows: and elastic component 23b is tension spring, the Two rotors 26 connect lever 23a by tension spring;The rotation of second rotor 26 is for driving lever 23a quiet close to or far from second Contact.Second rotor 26 includes the epoxy insulator of central spindle and connecting shaft outer core, is provided with collets on lever 23a, The both ends of tension spring are separately connected epoxy insulator and collets.
The connection of second moving contact and the second rotor 26 may be: cam structure is set on the second rotor 26, specifically, Cam structure is arranged on epoxy insulator;When second rotor 26 rotates, cam structure is to the abutting of lever 23a for driving Second moving contact abuts the second static contact;Spring is connected between 23 shell of vacuum extinction device and lever 23a, spring is for driving Lever 23a is moved far from the second static contact.Specifically, collets are provided on lever 23a, and when the second rotor 26 rotates, cam knot Structure can be connected on collets;Both ends of the spring abuts 23 shell of lever 23a collets and vacuum extinction device respectively.
As shown in figure 3, further include having earthing switch 27, earthing switch 27 includes third trochanter and is connected to third and turns Third moving contact on son, third moving contact connect ground wire, and third trochanter is for driving third moving contact to connect or far from second Connecting terminal 24;When third trochanter rotates, the electrical connection of third moving contact or separate second connecting terminal 24.Third trochanter is hinged on On cabinet body;Third trochanter includes central spindle and the epoxy insulator that is arranged in central spindle, and it is exhausted that third moving contact is connected to epoxy On edge body.In the disconnected conjunction method of on-load switch, when needing ground under the second connecting terminal 24, third trochanter is rotated, third trochanter turns It is dynamic that third moving contact is driven to be electrically connected the second connecting terminal 24.
As shown in figure 3, being set as claw pattern for connecting one end of the second connecting terminal on third moving contact, second is connect Snap-gauge pattern is set as connecting one end of third moving contact in line terminals 24;When the first rotor 25 rotates, the first moving contact 22b snapping or separate first static contact 22a.It is U-shaped for connecting the end of the second connecting terminal on third moving contact, it is set as Claw pattern, including there are two elasticity card bases.
As shown in Fig. 2, it is set as claw pattern for connecting one end of the first moving contact 22b on the first static contact 22a, the Snap-gauge pattern is set as connecting one end of the first static contact 22a on one moving contact 22b;When the first rotor 25 rotates, first Moving contact 22b snapping or separate first static contact 22a.It is U-shaped for connecting the end of moving contact on first static contact 22a, if It is set to claw pattern, including there are two elasticity card bases.
As depicted in figs. 1 and 2, switching mechanism 2 is used to control the disconnected conjunction of at least two-phase electricity, the first connecting terminal 21, isolation Switch 22, vacuum extinction device 23 and the second connecting terminal 24 are correspondingly arranged at least two;Be provided on the first rotor 25 to Lack two the first moving contact 22b, the flange for separating at least two first moving contact 22b is provided on the first rotor 25; The flange for separating at least two vacuum extinction device 23 is provided on second rotor 26.Common, on-load switch is used for three The mutually disconnected conjunction of electricity.The first rotor 25 and the second rotor 26 include the epoxy insulator of central spindle and connecting shaft outer core;It is convex Edge is arranged in epoxy and becomes attached to the upper of body, is electrically isolated for high pressure.
As shown in figure 5, operating mechanism 1 includes operating shaft 11, the first actuating axis for controlling 22 on-off of disconnecting switch And the second actuating axis for controlling 23 on-off of vacuum extinction device;Operating shaft 11 by linkage unit control the first actuating axis and The linkage of second actuating axis.
As shown in Figure 1, Figure 2 and shown in Fig. 5, linkage unit be can be set are as follows: linkage unit includes STATEMENT OF FEDERALLY SPONSORED 12 and first First connecting lever 13 of actuating axis connection and the second connecting lever 14 with the second actuating axis connection;STATEMENT OF FEDERALLY SPONSORED 12 passes through the first connecting lever 13 The first actuating axis is driven to rotate, STATEMENT OF FEDERALLY SPONSORED 12 drives the rotation of the second actuating axis by the second connecting lever 14, and operating shaft 11 passes through linkage Part 12 controls the first actuating axis and the linkage of the second actuating axis.First actuating axis and the first rotor 25 are integrally formed, the two connection, i.e., There is the first connecting lever 13 to connect the first rotor 25;When first connecting lever 13 drives the first rotor 25 to rotate, the first moving contact 22b and first Static contact 22a is disconnected or engagement.Second actuating axis and the second rotor 26 are integrally formed, the two connection has the second connecting lever 14 company Connect the second rotor 26;When second connecting lever 14 drives the rotation of the second rotor 26, the second moving contact and the second static contact are disconnected or are engaged. Operating shaft 11 controls the first rotor 25 and the linkage of the second rotor 26 by STATEMENT OF FEDERALLY SPONSORED 12.In the disconnected conjunction method of on-load switch, rotation Operating shaft 11, operating shaft 11 control the first rotor 25 and the linkage of the second rotor 26, disconnecting switch 22 and vacuum by STATEMENT OF FEDERALLY SPONSORED 12 Extinguisher 23 links.
As shown in figure 5, STATEMENT OF FEDERALLY SPONSORED 12 and the first connecting lever 13 form crank block slider structure, 14 shape of STATEMENT OF FEDERALLY SPONSORED 12 and the second connecting lever At crank block slider structure.Specifically, STATEMENT OF FEDERALLY SPONSORED 12 can be set are as follows: STATEMENT OF FEDERALLY SPONSORED 12 is provided with for accommodating 13 end of the first connecting lever The first sliding groove of sliding and the second sliding slot slid for accommodating 14 end of the second connecting lever;When STATEMENT OF FEDERALLY SPONSORED 12 rotates, first is turned One end of arm 13 is accommodated in sliding in first sliding groove and the first actuating axis rotates, and it is sliding that one end of the second connecting lever 14 is accommodated in second Sliding and the rotation of the second actuating axis in slot.STATEMENT OF FEDERALLY SPONSORED 12 may be set to be: 12 first connecting lever 13 of STATEMENT OF FEDERALLY SPONSORED and the second connecting lever 14 It is provided with sliding slot, STATEMENT OF FEDERALLY SPONSORED 12, which is provided with, can be accommodated in the first flange slid in 13 sliding slot of the first connecting lever, and STATEMENT OF FEDERALLY SPONSORED 12 is set The second flange slid in 14 sliding slot of the second connecting lever can be accommodated in by being equipped with;When STATEMENT OF FEDERALLY SPONSORED 12 rotates, the first flange is in the first connecting lever Sliding and the rotation of the first actuating axis in 13 sliding slot, the second flange slides in the sliding slot of the second connecting lever 14 and the second actuating axis Rotation.Sliding groove structure setting, sliding slot have certain stroke, 14 travel settings of the first connecting lever 13 and the second connecting lever.Operating shaft 11 passes through During linkage unit drives the first rotor 25 and the second rotor 26 to link, disconnecting switch 22 is closed vacuum extinction after T time Device 23 is closed, and guarantees that the two closure has certain synchronism, and vacuum extinction device 23 is not likely to produce electric arc, allows when generating electric arc There is T time to carry out arc extinguishing, guarantees the degree of protection of on-load switch.
Linkage unit may be set to be: linkage unit includes linkage gear, the first tooth with the first actuating axis connection Wheel and the second gear with the second actuating axis connection, linkage gear drive the first actuating axis to rotate by first gear, linkage Gear drives the rotation of the second actuating axis by second gear.
As shown in figure 5, operating mechanism 1 includes the energy-stored spring 15 connecting with STATEMENT OF FEDERALLY SPONSORED 12;Disconnecting switch 22 and vacuum When extinguisher 23 closes a floodgate, 15 deformation of energy-stored spring;Energy-stored spring 15 provides disconnecting switch 22 and the linkage separating brake of vacuum extinction device 23 Power;Energy-stored spring 15 provides the power that the first actuating axis and the second actuating axis reset, the first actuating axis and the second actuating axis It resets, 23 separating brake of disconnecting switch 22 and vacuum extinction device.Specifically, the both ends of energy-stored spring 15 are respectively articulated with STATEMENT OF FEDERALLY SPONSORED 12 and behaviour Make axis 11, one end of energy-stored spring 15 is socketed operating shaft 11, and energy-stored spring 15 can be rotated around operating shaft 11.Energy-stored spring 15 and STATEMENT OF FEDERALLY SPONSORED 12 forms brace and connecting rod framework.When disconnecting switch 22 and vacuum extinction device 23 close a floodgate, STATEMENT OF FEDERALLY SPONSORED 12 drives energy-stored spring 15 swing, energy-stored spring 15 be specially around operating shaft 11 swing, 15 deformation of energy-stored spring at this time, generally have at this time STATEMENT OF FEDERALLY SPONSORED 12 and 15 stress of energy-stored spring is point-blank.When operating shaft 11 executes separating brake movement, slightly then energy-stored spring 15 passes through connection to stress Moving part 12 and connecting lever drive the first rotor 25 and the rotation of the second rotor 26, realize quick acting switching-off.Operating shaft 11 and cabinet body are hinged, storage One end of energy spring 15 is socketed in operating shaft 11;When operating shaft 11 rotates, energy-stored spring 15 can not be rotated.
Above embodiments are only to illustrate the technical solution of the utility model and are not intended to limit it, all without departing from this Any modification of utility model spirit and scope or equivalent replacement should all cover the range in technical solutions of the utility model It is interior.

Claims (10)

1. a kind of vacuum-load ring network cabinet of isolation linkage, it is characterised in that: including switching mechanism (2) and operating mechanism (1);It opens Shutting mechanism (2) includes the first connecting terminal (21) being sequentially connected electrically, disconnecting switch (22), vacuum extinction device (23) and second Connecting terminal (24), switching mechanism (2) further include having the first rotor (25) for controlling disconnecting switch (22) on-off and being used for Second rotor (26) of vacuum extinction device (23) on-off is controlled, operating mechanism (1) connects the first rotor (25) and the second rotor (26);Operating mechanism (1) is for controlling disconnecting switch (22) and vacuum extinction device (23) linkage.
2. a kind of vacuum-load ring network cabinet of isolation linkage according to claim 1, it is characterised in that: the disconnecting switch (22) the first moving contact (22b) for including the first static contact (22a) and being arranged on the first rotor (25), vacuum extinction device It (23) include the second static contact and the second moving contact, the first static contact (22a) is electrically connected with the first connecting terminal (21), and first Moving contact (22b) is electrically connected with the second moving contact, and the second static contact is electrically connected with the second connecting terminal (24);Second rotor (26) Rotation for drive the second moving contact abut the second static contact.
3. a kind of vacuum-load ring network cabinet of isolation linkage according to claim 1, it is characterised in that: the disconnecting switch (22) the first moving contact (22b) for including the first static contact (22a) and being arranged on the first rotor (25), vacuum extinction device It (23) include the second static contact and the second moving contact, the first static contact (22a) is electrically connected with the first connecting terminal (21), and first Moving contact (22b) is electrically connected with the second static contact, and the second moving contact is electrically connected with the second connecting terminal (24);Second rotor (26) Rotation for drive the second moving contact abut the second static contact.
4. a kind of vacuum-load ring network cabinet of isolation linkage according to claim 2 or 3, it is characterised in that: described second Moving contact includes lever (23a) and the contact end that is connected on lever (23a), and lever (23a) is connected with elastic component (23b), for elastic component (23b) for driving lever (23a) far from the second static contact, the rotation of the second rotor (26) is dynamic for driving The contact end of bar (23a) abuts the second static contact.
5. a kind of vacuum-load ring network cabinet of isolation linkage according to claim 4, it is characterised in that: the elastic component (23b) is tension spring, and the second rotor (26) connects lever (23a) by tension spring;The rotation of second rotor (26) is for driving lever (23a) is close to or far from the second static contact.
6. a kind of vacuum-load ring network cabinet of isolation linkage according to claim 1, it is characterised in that: further include having ground connection It switchs (27), earthing switch (27) includes third trochanter and the third moving contact being connected on third trochanter, the dynamic touching of third Head connection ground wire, third trochanter is for driving third moving contact to connect or far from the second connecting terminal (24).
7. a kind of vacuum-load ring network cabinet of isolation linkage according to claim 2 or 3, it is characterised in that: described first It is set as claw pattern for connecting one end of the first moving contact (22b) on static contact (22a), is used on the first moving contact (22b) Snap-gauge pattern is set as in one end of connection the first static contact (22a);When the first rotor (25) rotates, the first moving contact (22b) Snapping is separate first static contact (22a).
8. a kind of vacuum-load ring network cabinet of isolation linkage according to claim 2 or 3, it is characterised in that: the switch Mechanism (2) is used to control the disconnected conjunction of at least two-phase electricity, the first connecting terminal (21), disconnecting switch (22), vacuum extinction device (23) And second connecting terminal (24) be correspondingly arranged at least two;At least two first moving contacts are provided on the first rotor (25) (22b) is provided with the flange for separating at least two first moving contact (22b) on the first rotor (25);Second rotor (26) flange for separating at least two vacuum extinction device (23) is provided on.
9. a kind of vacuum-load ring network cabinet of isolation linkage according to any one of claims 1 to 3, it is characterised in that: described Operating mechanism (1) include operating shaft (11), the first connecting lever (13) being connect with the first rotor (25) and with the second rotor (26) the second connecting lever (14) connected, operating shaft (11) pass through STATEMENT OF FEDERALLY SPONSORED (12) connection the first connecting lever (13) and the second connecting lever (14);Operating shaft (11) passes through STATEMENT OF FEDERALLY SPONSORED (12) control the first rotor (25) and the second rotor (26) linkage.
10. a kind of vacuum-load ring network cabinet of isolation linkage according to claim 9, it is characterised in that: the operation machine Structure (1) includes the energy-stored spring (15) connecting with STATEMENT OF FEDERALLY SPONSORED (12);When disconnecting switch (22) and vacuum extinction device (23) close a floodgate, Energy-stored spring (15) deformation;Energy-stored spring (15) provides the power of disconnecting switch (22) and vacuum extinction device (23) linkage separating brake.
CN201821443510.6U 2018-09-04 2018-09-04 A kind of vacuum-load ring network cabinet of isolation linkage Active CN208873625U (en)

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Application Number Priority Date Filing Date Title
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CN208873625U true CN208873625U (en) 2019-05-17

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109243883A (en) * 2018-09-04 2019-01-18 珠海沃顿电气有限公司 A kind of vacuum-load ring network cabinet of isolation linkage

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109243883A (en) * 2018-09-04 2019-01-18 珠海沃顿电气有限公司 A kind of vacuum-load ring network cabinet of isolation linkage

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