CN101826405B - Mechanical interlocking device of high-voltage circuit-breaker and high-voltage disconnecting switch - Google Patents
Mechanical interlocking device of high-voltage circuit-breaker and high-voltage disconnecting switch Download PDFInfo
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- CN101826405B CN101826405B CN2010101219094A CN201010121909A CN101826405B CN 101826405 B CN101826405 B CN 101826405B CN 2010101219094 A CN2010101219094 A CN 2010101219094A CN 201010121909 A CN201010121909 A CN 201010121909A CN 101826405 B CN101826405 B CN 101826405B
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- Prior art keywords
- high voltage
- circuit breaker
- voltage isolator
- voltage circuit
- frame
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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
- H01H9/20—Interlocking, locking, or latching mechanisms
- H01H9/26—Interlocking, locking, or latching mechanisms for interlocking two or more switches
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
- H01H33/666—Operating arrangements
- H01H33/6661—Combination with other type of switch, e.g. for load break switches
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/02—Details
- H01H33/027—Integrated apparatus for measuring current or voltage
Abstract
The invention relates to a mechanical interlocking device of a high-voltage circuit-breaker and a high-voltage disconnecting switch, comprising a high-voltage circuit-breaker body which is provided with a coilout end of a phase line for realizing the disjunction and switching-on of the phase where the high-voltage circuit-breaker body is located, a high-voltage disconnecting switch body connected with the high-voltage circuit-breaker body and provided with a coil-in connection block of a phase line and a mechanical interlocking device which is arranged between the high-voltage circuit-breaker body and the high-voltage disconnecting switch body. In the invention, when the high-voltage circuit-breaker body is in an on-state, the switching-off and disjunction actions which can not be generated by the high-voltage disconnecting switch body is realized by mechanical actions.
Description
Technical field
The present invention is a kind of high-tension electricity protective device, particularly be a kind of mechanical high-voltage circuit breaker and high voltage isolator interlock.
Background technology
The high voltage electric power equip ment mesohigh isolating switch that on high-tension line, uses is an important equipment, has tangible overlap span, so it mainly is used for the isolated high-voltage power supply, guarantees safety inspection, and can the certain little electric current of break-make.Therefore it does not have special arc-control device, does not allow to cut off normal composite power source, more can not be used for cutting-off of short-circuit electric current.Because of isolating switch has tangible overlap span, thus it usually and primary cut-out be used.
According to the field of employment of high voltage isolator, can be divided into indoor and outdoor two big types to high voltage isolator.When disconnecting switch operation, should note operating sequence, could realize the operation of described high voltage isolator after particularly will noting at first primary cut-out being broken off.
But in equipment disposition that has and operating process; The staff of power department is not sometimes because certain reason possibly adopt safe operating sequence, thereby cause danger; Promptly when described primary cut-out is not in off state; Just described high voltage isolator is broken off, thereby produce the high-tension electricity arc light, the safety with power equipment and operator has been caused greatly harm.
Existing primary cut-out is sayed and can't be handled the state that occurs short trouble with electric line from function simultaneously, therefore burns out corresponding power consumption equipment easily; And under the situation that does not have to get rid of at short trouble,, also influenced the safety of electricity consumption simultaneously if combined floodgate causes very big infringement can for power consumption equipment and primary cut-out itself without authorization.
In view of above-mentioned defective, creator of the present invention is through research and practice have obtained this creation finally for a long time.
Summary of the invention
The objective of the invention is to, a kind of mechanical high-voltage circuit breaker and high voltage isolator interlock are provided, in order to overcome above-mentioned defective.
For realizing above-mentioned purpose, the technical scheme that the present invention adopts is that a kind of mechanical high-voltage circuit breaker and high voltage isolator interlock are provided, and it comprises:
One primary cut-out body, it has the leading-out terminal of a phase line, in order to realize disjunction and the combined floodgate to the place phase line; And
One high voltage isolator body; It is connected with described primary cut-out body, and has the output of a phase line, it is characterized in that; Also comprise: a mutual interlocking gear; It places between described primary cut-out body and the high voltage isolator body, in order to realize that when described primary cut-out is in channel status described high voltage isolator body can not produce and close a floodgate and the disjunction action.
Wherein, described primary cut-out body comprises:
One housing;
Said housing is provided with the insulation vacuum that is provided with according to phase line quantity; The outer end of each said insulation vacuum is respectively equipped with an inlet wire contiguous block and the described leading-out terminal that is connected with outside line, and described inlet wire contiguous block and leading-out terminal are at described insulation vacuum inner a corresponding movable contact piece and a stationary contact piece respectively;
One disjunction mechanism, it is arranged in the described housing, and it comprises: a power unit and a motor unit; Wherein,
Described motor unit receives feed motion or the disjunction action that realizes described movable contact piece and said stationary contact piece when triggering, and then realizes the conducting or the disconnection of circuit;
Described power unit is in order to provide the power of instantaneous disjunction and combined floodgate to described motor unit.
Wherein, described motor unit comprises:
Main gangbar,
Divide STATEMENT OF FEDERALLY SPONSORED, itself and described main gangbar are slidingly connected, and STATEMENT OF FEDERALLY SPONSORED was corresponding with described movable contact piece in described minute.
Wherein, said power unit is an elastic energy storage mechanism, and it comprises:
One rocking handle,
The two-stage gear transmission structure, described rocking handle combines with described primary pinion, through described rocking handle, described primary pinion is rotated;
One swinging block, it combines with described secondary gears, and the upper end is connected with described main gangbar;
One eccentric wheel, itself and described swinging block are coupling;
One jacking block leans at described swinging block lateral margin;
At least one first back-moving spring, it is connected with described eccentric wheel, is stretched along with eccentric rotation;
At least one second back-moving spring, it is connected with an end of housing, and its other end is connected with described main gangbar.
For described high voltage isolator body, it comprises:
Conductive arm according to the setting of phase line quantity; The one of which end is provided with a rotation axis and is connected with described phase line; The other end is corresponding with described inlet wire contiguous block; Through described conductive arm around described rotation axis reciprocally swinging, thereby realize that described conductive arm is connected and separates with described inlet wire contiguous block;
Each described conductive arm all is connected with a pull lever, drives described conductive arm around said rotation axis reciprocally swinging through described pull lever;
One universal driving shaft, it axially is provided with the pulling end that is provided with according to phase line quantity, and each described pulling end is connected with a described pull lever;
One swing handle, it is arranged on an end of described universal driving shaft, in order to realize the high voltage isolator combined floodgate and to separate.
Wherein, the other end of described universal driving shaft is provided with a short slot.
For one of mechanism main among the present invention is mutual interlocking gear, the invention provides a plurality of various structure modes for this reason, one of them, described mutual interlocking gear comprises:
First promotes frame, and its first connection end is connected with described main gangbar, through the lengthwise movement of said main gangbar, drives said first and promotes frame realization lengthwise movement;
Interlocking arm, its first link and the described first promotion frame second are connected the end and are connected, and its second link is corresponding with said short slot, and through the lengthwise movement of the said first promotion frame, it is interior or outer to make described interlocking arm be in described short slot.
Wherein two, described mutual interlocking gear comprises:
First promotes frame, and its first connection end is connected with described main gangbar, through the lengthwise movement of said main gangbar, drives the lengthwise movement of the said first promotion frame;
Interlocking arm; It has a gear part and a link, and the tooth-strip part that described gear part and described first promotes frame is meshed, and described link is corresponding with said short slot; Through the lengthwise movement of the said first promotion frame, it is interior or outer to make described interlocking arm be in described short slot.
Preferable, described mutual interlocking gear also comprises: a bracing frame, itself and described interlocking arm are coupling, and when said first promotes the lengthwise movement of frame, make said interlocking arm form swing around the connecting axle of described bracing frame.
Wherein three, described mutual interlocking gear comprises:
First promotes frame, and its first connection end is connected with described main gangbar, through the lengthwise movement of said main gangbar, drives said first and promotes frame realization lengthwise movement;
One connecting rod, second of its first link and the described first promotion frame is connected the end and is coupling;
Interlocking arm, its first link is connected with second link of described connecting rod, and its second link is corresponding with said short slot, and through the lengthwise movement of the said first promotion frame, it is interior or outer finally to make said interlocking arm be in described short slot.
Preferable, described mutual interlocking gear also comprises: a bracing frame, and it has a targeting port, and said interlocking arm is passed from described targeting port, when said first promotes the lengthwise movement of frame, described interlocking arm is moved up and down along described targeting port.
Wherein four, described mutual interlocking gear comprises:
First promotes frame, and its first connection end is connected with described main gangbar, and its second connection end has one group of mouth, through the lengthwise movement of said main gangbar, drives said first and promotes frame realization lengthwise movement;
Interlocking arm; The one of which end has a clicking section; Group mouth of described clicking section and the described first promotion frame is corresponding, and its other end is corresponding with said short slot, through the lengthwise movement of the said first promotion frame; And then the described group of mouth stir the motion of described clicking section, said interlocking arm is in the described short slot or outer.
Preferable, described mutual interlocking gear also comprises: a bracing frame, itself and described interlocking arm are coupling, and when said first promotes the lengthwise movement of frame, make described interlocking arm form swing around the connecting axle of described bracing frame.
Wherein five, described mutual interlocking gear comprises:
One power part, in order to receiving a control signal, thus outputting power;
One interlocking arm, it is connected with the output of described power part, and the one of which end is corresponding with described short slot, and through the power output of power part, it is interior or outer to make described interlocking arm be in described short slot.
Preferable, described power part is a motor, and it is connected with described housing through a bracing frame, and described interlocking arm is connected with described motor output shaft; Rotation through said motor realizes that described interlocking arm is in the described short slot or is outer.
Preferable, described power part is an electromagnet, and it is connected with described housing through a bracing frame, and described interlocking arm is connected with described electromagnet armature; The described interlocking arm of flexible realization through described electromagnet armature is in the described short slot or is outer.
In order to be implemented in the short circuit self-locking problem in the high-tension circuit, also comprise:
One short-circuit detecting unit, whether it short trouble occurs in order to detect primary cut-out body place phase line, and when failed because, produces a breaking signal;
One short circuit action triggers mechanism, it is connected with disjunction mechanism in the described primary cut-out body, when receiving described breaking signal, triggers described disjunction mechanism and produces the disjunction action;
One short-circuit self-locking mechanism, it can not automatically reset described disjunction mechanism.
Wherein, described short-circuit detecting unit comprises:
Be arranged on current acquisition subelement on each said phase line, in order to gather the current signal on every phase line;
One controller that shoves, it is connected respectively at described current acquisition subelement, compares in order to a current signal on arbitrary phase line that will collect and a threshold value, when short circuit occurring, exports a triggering signal.
Wherein, described short circuit action triggers mechanism is an electromagnet, and its solenoid is connected with the described controller that shoves, and its armature end is corresponding with a trigger end of described jacking block.
From lock unit a plurality of different embodiment are arranged also for described short circuit, one of them, described short-circuit self-locking mechanism comprises:
One angled slide block;
One back-moving spring, it is set on the described angled slide block;
One storage tank, described angled slide block and described back-moving spring are arranged on wherein, and described storage tank is provided with a guide groove, and it is corresponding with described armature;
Has a release end on the described angled slide block, in order to manual release.
Wherein two, described short-circuit self-locking mechanism comprises:
One guide vane end stop, it can embed in the caulking groove of described armature end setting;
One back-moving spring, it places between described guide vane end stop and the housing, in order to realize resetting of said guide vane end stop;
One pull bar, itself and described guide vane end stop Joint are in order to realize manual release.
Wherein three, described short-circuit self-locking mechanism comprises:
One guiding cell body;
One trigger blocks, it places in the described guiding cell body, in order to corresponding with the trigger end of described jacking block;
One first back-moving spring, its place in the said guiding cell body and described trigger blocks between;
One guide vane end stop, it can embed in the caulking groove of described trigger blocks setting;
One second back-moving spring, it places between described guide vane end stop and the housing, with so that described guide vane end stop reset;
One pull bar, itself and described guide vane end stop Joint are in order to realize manual release.
Wherein four, described short-circuit self-locking mechanism comprises:
One guiding cell body, the bottom is provided with caulking groove in the described guiding cell body;
One L type trigger blocks, it places in the described guiding cell body, and its first end is in order to corresponding with the trigger end of described jacking block, and its lower end is provided with a convexity, and is corresponding with described caulking groove;
One first back-moving spring, it places between said guiding cell body and described L type trigger blocks first end;
One second back-moving spring, it places between described L type trigger blocks second end and the housing, in order to realize resetting to described L type trigger blocks;
One pull bar, itself and the described L type trigger blocks second end Joint are in order to realize manual release.
Wherein five, described short-circuit self-locking mechanism comprises:
One hook, its first end hangs in the hole on the said jacking block trigger end, and its other end can stretch out along the hole on the said housing;
One back-moving spring, it places between described hook and the described housing.
Preferable, described current acquisition subelement be current transformer or copper-manganese sheet one of them.
Preferable, also comprise: communication unit, it is connected with the described controller that shoves, and when unusual condition occurring, information is sent to a data receiver.
Be with prior art beneficial effect more of the present invention, guaranteed the proper operation order of primary cut-out and high voltage isolator, improved the fail safe of operation; And can the short trouble of high-tension line be detected, the circuit of disjunction immediately, and can carry out self-locking to the state of circuit breaker; The fail safe of electricity consumption is provided; Information through communication unit is sent, and can realize the intensive management of electricity consumption, helps very first time unshorting fault.
Description of drawings
Fig. 1 is the functional block diagram of mechanical high-voltage circuit breaker of the present invention and high voltage isolator interlock;
Figure 1A is the external structure sketch map of mechanical high-voltage circuit breaker of the present invention and high voltage isolator interlock mesohigh breaker body;
Figure 1B is the cutaway view of the insulation vacuum of mechanical high-voltage circuit breaker of the present invention and high voltage isolator interlock mesohigh breaker body;
Fig. 1 C is the cutaway view of the disjunction mechanism of mechanical high-voltage circuit breaker of the present invention and high voltage isolator interlock mesohigh breaker body;
Fig. 1 D is the three-dimensional exploded view of the disjunction mechanism of mechanical high-voltage circuit breaker of the present invention and high voltage isolator interlock mesohigh breaker body;
Fig. 2 A is the sketch map of embodiment one "on" position of mechanical high-voltage circuit breaker of the present invention and high voltage isolator interlock;
Fig. 2 B is the sketch map of embodiment one released state of mechanical high-voltage circuit breaker of the present invention and high voltage isolator interlock;
Fig. 3 A is the sketch map of embodiment two "on" positions of mechanical high-voltage circuit breaker of the present invention and high voltage isolator interlock;
Fig. 3 B is the sketch map of embodiment two released states of mechanical high-voltage circuit breaker of the present invention and high voltage isolator interlock;
Fig. 4 A is the sketch map of embodiment three "on" positions of mechanical high-voltage circuit breaker of the present invention and high voltage isolator interlock;
Fig. 4 B is the sketch map of embodiment three released states of mechanical high-voltage circuit breaker of the present invention and high voltage isolator interlock;
Fig. 5 A is the sketch map of embodiment four "on" positions of mechanical high-voltage circuit breaker of the present invention and high voltage isolator interlock;
Fig. 5 B is the sketch map of embodiment four released states of mechanical high-voltage circuit breaker of the present invention and high voltage isolator interlock;
Fig. 6 A is the sketch map of the embodiment pentahapto lock state of mechanical high-voltage circuit breaker of the present invention and high voltage isolator interlock;
Fig. 6 B is the sketch map of embodiment five released states of mechanical high-voltage circuit breaker of the present invention and high voltage isolator interlock;
Fig. 7 A is the non-self-locking state figure of self-locking mechanism embodiment one in mechanical high-voltage circuit breaker of the present invention and the high voltage isolator interlock;
Fig. 7 B is the self-locking state figure of self-locking mechanism embodiment one in mechanical high-voltage circuit breaker of the present invention and the high voltage isolator interlock;
Fig. 8 A is the non-self-locking state figure of self-locking mechanism embodiment two in mechanical high-voltage circuit breaker of the present invention and the high voltage isolator interlock;
Fig. 8 B is the self-locking state figure of self-locking mechanism embodiment two in mechanical high-voltage circuit breaker of the present invention and the high voltage isolator interlock;
Fig. 9 A is the non-self-locking state figure of self-locking mechanism embodiment three in mechanical high-voltage circuit breaker of the present invention and the high voltage isolator interlock;
Fig. 9 B is the self-locking state figure of self-locking mechanism embodiment three in mechanical high-voltage circuit breaker of the present invention and the high voltage isolator interlock;
Figure 10 A is the non-self-locking state figure of self-locking mechanism embodiment four in mechanical high-voltage circuit breaker of the present invention and the high voltage isolator interlock;
Figure 10 B is the self-locking state figure of self-locking mechanism embodiment four in mechanical high-voltage circuit breaker of the present invention and the high voltage isolator interlock;
Figure 11 A is the non-self-locking state figure of self-locking mechanism embodiment five in mechanical high-voltage circuit breaker of the present invention and the high voltage isolator interlock;
Figure 11 B is the self-locking state figure of self-locking mechanism embodiment five in mechanical high-voltage circuit breaker of the present invention and the high voltage isolator interlock;
Figure 12 is short circuit treatment circuit sketch map in mechanical high-voltage circuit breaker of the present invention and the high voltage isolator interlock.
Embodiment
Below in conjunction with accompanying drawing, do more detailed explanation with other technical characterictic and advantage to the present invention is above-mentioned.
See also shown in Figure 1ly, it is the functional block diagram of mechanical high-voltage circuit breaker of the present invention and high voltage isolator interlock, described mechanical high-voltage circuit breaker and high voltage isolator interlock, and it comprises:
One primary cut-out body a, it has the leading-out terminal of a phase line, in order to realize disjunction and the combined floodgate to the place phase line; And
One high voltage isolator body b, it is connected with described primary cut-out body a, and has the inlet wire contiguous block of a phase line d, and this is the configuration of existing primary cut-out and high voltage isolator; For realizing interlocking main idea of the present invention; Also comprise: a mechanical interlocked c of mechanism; It places between described primary cut-out body a and the high voltage isolator body b; Only realize that through mechanical action when described primary cut-out body a was in off state, described high voltage isolator body c could produce combined floodgate and disjunction is moved, thereby guarantees the safety of circuit.
See also shown in Figure 1A, it is the external structure sketch map of mechanical high-voltage circuit breaker of the present invention and high voltage isolator interlock mesohigh breaker body; Described primary cut-out body; The access and the output that are about to the high-tension electricity route realize break-make control, and wherein, described primary cut-out body comprises: a housing 10; Described housing 10 is provided with at least one insulation vacuum 2; Because high-tension line is three-phase normally, therefore three insulation vacuum 2 are arranged usually, the outer end of described insulation vacuum 2 is respectively equipped with the leading-out terminal 21 and the end of incoming cables 22 that are connected with outside line; One disjunction mechanism, it is arranged in the described housing, and in order to realize the separation and the feed motion of primary cut-out, it comprises: a power unit and a motor unit.
Consult shown in Figure 1B, it is the cutaway view of the insulation vacuum of mechanical high-voltage circuit breaker of the present invention and high voltage isolator interlock mesohigh breaker body; Described leading-out terminal 21 and end of incoming cables 22 are at described insulation vacuum 2 inner a corresponding movable contact piece 24 and stationary contact pieces 23 respectively; And have the circuit board 32 that the circuit control section is set, this only is an embodiment certainly, also can be according to the needs of reality, and those skilled in the art are placed in the housing.
Consult shown in Fig. 1 C and Fig. 1 D; It is respectively the cutaway view of the disjunction mechanism of mechanical high-voltage circuit breaker and high voltage isolator interlock mesohigh breaker body, and the three-dimensional exploded view of the disjunction mechanism of mechanical high-voltage circuit breaker of the present invention and high voltage isolator interlock mesohigh breaker body; Wherein, Receive feed motion or the disjunction action that realizes described movable contact piece 24 and said stationary contact piece 23 when triggering for the described motor unit in the said disjunction mechanism; And then the conducting or the disconnection of realization circuit; Owing to require to accomplish with disjunction in moment in the UNICOM of high-tension line, thus be need be very big energy; And described power unit is in order to provide the power of instantaneous disjunction and combined floodgate to described motor unit.
Described motor unit comprises:
Main gangbar 40, it vertically is arranged in the described housing 10, and in order to produce an action longitudinally, be provided with one between itself and the housing bottom and support sliding part, and; Divide STATEMENT OF FEDERALLY SPONSORED 41; Be three groups (corresponding three-phases) its be slidingly connected with described main gangbar 40 respectively; Concrete execution mode can be that described minute STATEMENT OF FEDERALLY SPONSORED 41 is provided with arc chute; Described main gangbar 40 is installed with slide bar, and described slide bar 41 can slide in the arc chute of said minute STATEMENT OF FEDERALLY SPONSORED 41, thereby when described main gangbar 40 lengthwise movements; Thereby 41 swings of described minute STATEMENT OF FEDERALLY SPONSORED of pushing tow make that to be positioned at insulation vacuum 2 inner that part produces actions up and down, thereby combine or disjunction between the described movable contact piece 24 of pushing tow and the described stationary contact piece 23.
Wherein, described power unit is an elastic energy storage mechanism, and it comprises:
One rocking handle, it swings energy storage (referring to shown in Figure 1) in order to carry out the staff in use,
The two-stage gear transmission structure, described rocking handle combines with described primary pinion 43, through the swing of described rocking handle, described primary pinion 43 is rotated; One swinging block 44, it combines with described secondary gears 42, and the upper end is connected with described main gangbar 40, and the number of teeth of obvious described secondary gears 42 is the numbers of teeth much larger than primary pinion 43; One eccentric wheel 46, itself and described swinging block 44 are coupling; Along with swinging block 44 inner spring leaf (not shown) are twined, thereby rotate; One jacking block (not shown) leans at described swinging block 44 lateral margins, thereby makes the described swinging block 44 can be owing to the effect of the elastic restoring force of spring leaf is rotated; At least one first back-moving spring 45 is an example with a spring here, and it is connected with described eccentric wheel 46, is stretched along with the rotation of eccentric wheel 46; At least one second back-moving spring 471,472 is an example with two springs here, and it is connected with an end of described housing 10 respectively, and its other end is connected with described main gangbar 40 through connecting rod.
See also shown in Fig. 2 A and Fig. 2 B; It is respectively the sketch map of embodiment one "on" position of mechanical high-voltage circuit breaker of the present invention and high voltage isolator interlock, and the sketch map of embodiment one released state of mechanical high-voltage circuit breaker of the present invention and high voltage isolator interlock; Wherein, for described high voltage isolator body, it comprises:
Conductive arm 71 according to the setting of phase line quantity; Phase line quantity is 3 in the present embodiment; The one of which end is provided with a rotation axis 771 and is connected with described phase line, and the other end has a groove, and described groove is corresponding with described inlet wire contiguous block 21; Through described conductive arm 71 around described rotation axis 771 reciprocally swingings, thereby realize that described conductive arm 71 is connected and separates with described inlet wire contiguous block 21;
Each described conductive arm 71 all is connected with a pull lever 72, drives described conductive arm 71 around said rotation axis 771 reciprocally swingings through described pull lever 72;
One universal driving shaft 74, it axially is provided with the pulling end 73 that is provided with according to phase line quantity, and each described pulling end 73 is connected with a described pull lever 72;
One swing handle 75, it is arranged on an end of described universal driving shaft 74, and the staff closes a floodgate in order to the realization high voltage isolator through the described swing handle 75 of turn and separates.
Wherein, the other end of described universal driving shaft 74 is provided with a short slot 741.
For one of mechanism main among the present invention is mutual interlocking gear, the invention provides a plurality of various structure modes for this reason, and the mutual interlocking gear described in one of them embodiment one comprises:
First promotes frame 78, has a short slot on the described housing 10, and the first connection end of the said first promotion frame 78 is connected with described main gangbar 40, through the lengthwise movement of said main gangbar 40, drives said first and promotes frame 78 realization lengthwise movements;
See also shown in Fig. 3 A and Fig. 3 B; It is respectively the sketch map of embodiment two "on" positions of mechanical high-voltage circuit breaker of the present invention and high voltage isolator interlock, and the sketch map of embodiment two released states of mechanical high-voltage circuit breaker of the present invention and high voltage isolator interlock; Its difference of comparing with the foregoing description one is that mainly on the structure of described mutual interlocking gear, the mutual interlocking gear of embodiment two comprises:
First promotes frame 78, and its first connection end is connected with described main gangbar 40, through the lengthwise movement of said main gangbar 40, drives the lengthwise movement of the said first promotion frame 78;
For the ease of described interlocking arm 76 is set, preferable also comprises: a bracing frame 77, itself and described interlocking arm 76 are coupling, and when said first promotes the lengthwise movement of frame 78, make said interlocking arm 76 form swing around the connecting axle 771 of described bracing frame 77.
See also shown in Fig. 4 A and Fig. 4 B; It is respectively the sketch map of embodiment three "on" positions of mechanical high-voltage circuit breaker of the present invention and high voltage isolator interlock, and the sketch map of embodiment three released states of mechanical high-voltage circuit breaker of the present invention and high voltage isolator interlock; Its difference of comparing with the foregoing description is that mainly on the structure of described mutual interlocking gear, the mutual interlocking gear of embodiment three comprises: described mutual interlocking gear comprises:
First promotes frame 78, and its first connection end is connected with described main gangbar 40, through the lengthwise movement of said main gangbar 40, drives said first and promotes frame 78 realization lengthwise movements;
One connecting rod 79, second of its first link and the described first promotion frame 78 is connected the end and is coupling;
For the ease of described interlocking arm 76 is set; Preferable also comprises: a bracing frame 79; It has a targeting port 771 '; Said interlocking arm 76 is passed from described targeting port 771 ', when said first promotes the lengthwise movement of frame 78, makes described interlocking arm 76 along the 771 ' motion up and down of described targeting port.
See also shown in Fig. 5 A and Fig. 5 B; It is respectively the sketch map of embodiment four "on" positions of mechanical high-voltage circuit breaker of the present invention and high voltage isolator interlock, and the sketch map of embodiment four released states of mechanical high-voltage circuit breaker of the present invention and high voltage isolator interlock; Its difference of comparing with the foregoing description is that mainly on the structure of described mutual interlocking gear, the mutual interlocking gear of embodiment four comprises:
First promotes frame 78, and its first connection end is connected with described main gangbar 40, and its second connection end has one group of mouth 781, through the lengthwise movement of said main gangbar 40, drives said first and promotes frame 78 realization lengthwise movements;
For the ease of described interlocking arm 76 is set; Preferable also comprises: a bracing frame 77; Itself and described interlocking arm 76 are coupling, and when said first promotes the lengthwise movement of frame 78, make described interlocking arm 76 form swing around the connecting axle 771 of described bracing frame 77.
See also shown in Fig. 6 A and Fig. 6 B; It is respectively the sketch map of the embodiment pentahapto lock state of mechanical high-voltage circuit breaker of the present invention and high voltage isolator interlock, and the sketch map of embodiment five released states of mechanical high-voltage circuit breaker of the present invention and high voltage isolator interlock; Its difference of comparing with the foregoing description is that mainly on the structure of described mutual interlocking gear, the mutual interlocking gear of embodiment five comprises: described mutual interlocking gear comprises:
First promotes frame 78, and its first connection end is connected with described main gangbar 40, through the lengthwise movement of said main gangbar 40, drives said first and promotes frame 78 realization lengthwise movements, and the end of the described first promotion frame has a triangle skewback;
One connecting rod 79, second of its first link and the described first promotion frame 78 is connected the end and is coupling;
For the ease of described interlocking arm 76 is set; Preferable also comprises: a bracing frame 77, and it has a targeting port, and said interlocking arm 76 is passed from described targeting port; When said first promotes the lengthwise movement of frame 78, described interlocking arm 76 is moved up and down along described targeting port.
In order to be implemented in the short circuit self-locking problem in the high-tension circuit, also comprise:
One short-circuit detecting unit, whether it short trouble occurs in order to detect primary cut-out body place phase line, and when failed because, produces a breaking signal;
One short circuit action triggers mechanism, it is connected with disjunction mechanism in the described primary cut-out body, when receiving described breaking signal, triggers described disjunction mechanism and produces the disjunction action;
One short-circuit self-locking mechanism, it can not automatically reset described disjunction mechanism.
See also shown in Figure 12ly, it is short circuit treatment circuit sketch map in mechanical high-voltage circuit breaker of the present invention and the high voltage isolator interlock.Described short-circuit detecting unit comprises:
Be arranged on current acquisition subelement on each said phase line, in order to gather the current signal on every phase line; What current acquisition subelement described here adopted is three current transformers that are positioned on the phase line, and the copper-manganese sheet 31 that can certainly adopt like Figure 1B is as the current acquisition subelement; Its main purpose remains and converts detected current signal into voltage signal; Shown in Fig. 1 D, the short-circuit detecting unit on the described circuit board 32 can be to supply power as a kind of execution mode through battery 33.Described short circuit action triggers mechanism is an electromagnet 51; Its armature end is corresponding with a trigger end 441 of described jacking block; When described armature end leaned described trigger end 441, described jacking block separated with described swinging block 44, thereby in the effect of the elastic restoring force of spring leaf; And by second back-moving spring that drawn high 471,472 times; Described main gangbar 40 produces vertically action, thereby described the generation from STATEMENT OF FEDERALLY SPONSORED 41 moved, and finally realizes the disjunction action of primary cut-out.
One controller that shoves, it is connected respectively at described current acquisition subelement, compares in order to a current signal on arbitrary phase line that will collect and a threshold value, when short circuit occurring, exports a triggering signal; The solenoid of described short circuit action triggers mechanism electromagnetic iron 51 is connected with the described controller that shoves, and through receiving described triggering signal, moves thereby described armature is produced.
For the present invention, described short-circuit self-locking mechanism being set, is very significant; Because his existence makes when short trouble takes place, described primary cut-out can not close at once; Must could realize the action of combined floodgate through release, therefore improve fail safe.We have designed five kinds of embodiment for this reason.
See also shown in Fig. 7 A and Fig. 7 B, it is respectively the non-self-locking state figure of short-circuit self-locking mechanism embodiment one in mechanical high-voltage circuit breaker of the present invention and the high voltage isolator interlock; And the self-locking state figure of short-circuit self-locking mechanism embodiment one in mechanical high-voltage circuit breaker of the present invention and the high voltage isolator interlock; First kind of described short-circuit self-locking mechanism comprises:
One angled slide block 61; One back-moving spring 62, it is set on the described angled slide block 61; One storage tank 64, described angled slide block 61 is arranged on wherein with described back-moving spring 62, and described angled slide block 61 can slide described storage tank 64 in, and described storage tank 64 is provided with a guide groove, and it is corresponding with described armature end 512; When described electromagnet 51 is triggered; Described armature end 511 stretches out the trigger end 441 that leans described jacking block; Thereby make described armature terminal 512 along described guide groove to internal motion; Described angled slide block 61 stretches out under the effect of back-moving spring 62, thereby the end face of one of which side and described armature terminal 512 is leant, thereby makes its armature end 511 can only be in the state that leans to the trigger end 441 of described jacking block always;
Have a release end on the described angled slide block, have only the described release end of artificial promotion, thereby described angled slide block is regained, could realize release armature.
See also shown in Fig. 8 A and Fig. 8 B, it is respectively the non-self-locking state figure of short-circuit self-locking mechanism embodiment two in mechanical high-voltage circuit breaker of the present invention and the high voltage isolator interlock; And the self-locking state figure of short-circuit self-locking mechanism embodiment two in mechanical high-voltage circuit breaker of the present invention and the high voltage isolator interlock; Second kind of described short-circuit self-locking mechanism comprises:
One guide vane end stop 61; It can embed in the caulking groove of described armature end 511 settings; Described armature end 511 is provided with two caulking grooves 5111, one of them caulking groove 5111 corresponding normal state, another corresponding triggering state; Described guide vane end stop 61 has a slope, only can make described armature 51 to single direction motion;
One back-moving spring 63; It places between described guide vane end stop 61 and the housing 10, in order to realize resetting of said guide vane end stop, promptly because after described armature end 511 stretches out; Move on the described guide vane end stop 61; Make 63 compressions of described back-moving spring, and when described caulking groove 5111 occurring, described guide vane end stop 61 is headed into wherein;
One pull bar 62, itself and described guide vane end stop 61 Joints have only the people for mentioning described pull bar 62, thereby described guide vane end stop 61 are regained, and could realize the release to armature.
See also shown in Fig. 9 A and Fig. 9 B, it is respectively the non-self-locking state figure of short-circuit self-locking mechanism embodiment three in mechanical high-voltage circuit breaker of the present invention and the high voltage isolator interlock; And the self-locking state figure of short-circuit self-locking mechanism embodiment three in mechanical high-voltage circuit breaker of the present invention and the high voltage isolator interlock; The third described short-circuit self-locking mechanism comprises:
One guiding cell body 61; The three links in its similar hot-water heating engineering field, itself and described housing 10 Joints;
One trigger blocks 66, it places in the described guiding cell body 61, and can move therein, the trigger end 441 of an end of described trigger blocks 66 in order to lean described jacking block, wherein, described trigger blocks is provided with caulking groove 661;
One first back-moving spring 65; It places in the said guiding cell body 61 and between the described trigger blocks 66, when an end of described trigger blocks 66 leaned the trigger end 441 of described jacking block, it was compressed; When described armature end 511 is regained, can realize resetting of described trigger blocks 66;
One guide vane end stop 62, it can embed in the caulking groove 661 of described trigger blocks 66 settings;
One second back-moving spring 64, it places between described guide vane end stop 61 and the housing 10, with so that described guide vane end stop 61 reset; Promptly, make described back-moving spring 64 compressions, and when described caulking groove 661 occurring, described guide vane end stop 61 is headed into wherein owing to after described armature end 511 stretches out, move on the described guide vane end stop 61;
One pull bar 63, itself and described guide vane end stop 62 Joints have only the people for mentioning described pull bar 63, thereby described guide vane end stop 62 are regained, and could realize the release to armature.
See also shown in Figure 10 A and Figure 10 B, it is respectively the non-self-locking state figure of short-circuit self-locking mechanism embodiment four in mechanical high-voltage circuit breaker of the present invention and the high voltage isolator interlock; And the self-locking state figure of short-circuit self-locking mechanism embodiment four in mechanical high-voltage circuit breaker of the present invention and the high voltage isolator interlock; The 4th kind of described short-circuit self-locking mechanism comprises:
One guiding cell body 61, the bottom is provided with caulking groove 611 in the described guiding cell body 61;
One L type trigger blocks 64, it places in the described guiding cell body 61, and its first end is in order to corresponding with the trigger end 441 of described jacking block, and its lower end is provided with a convexity, and is corresponding with described caulking groove 611, can embed wherein;
One first back-moving spring 65, it places between said guiding cell body 61 and described L type trigger blocks 64 first ends;
One second back-moving spring 63, it places between described L type trigger blocks 64 second ends and the housing 10, in order to realize resetting to described L type trigger blocks 63; Promptly, make 63 compressions of described second back-moving spring, and when described caulking groove 611 occurring, described L type trigger blocks 64 is headed into wherein owing to after described armature end 511 stretches out, move on the described L type trigger blocks 64;
One pull bar 62, itself and described L type trigger blocks 64 second end Joints have only the people for mentioning described pull bar 62, thereby described L type trigger blocks 64 are regained, and could realize the release to armature.
See also shown in Figure 11 A and Figure 11 B, it is respectively the non-self-locking state figure of short-circuit self-locking mechanism embodiment five in mechanical high-voltage circuit breaker of the present invention and the high voltage isolator interlock; And the self-locking state figure of short-circuit self-locking mechanism embodiment five in mechanical high-voltage circuit breaker of the present invention and the high voltage isolator interlock; The 5th kind of described short-circuit self-locking mechanism comprises:
One hook 61, its first end hang in the hole that is provided with on the trigger end 441 of said jacking block, and its other end can stretch out along the hole on the said housing 10;
One back-moving spring 62; It places between the affixed junction of neutral place and and the described housing 10 at described hook middle part; Promptly on the trigger end 441 of first end of described hook 61 and said jacking block, the hole after separating is set; Described hook 61 is stretched out along hole on the housing 10, thereby make described first end lean trigger end 441, it can not be resetted at described said jacking block; Whether the realization and the armature that is to say the present embodiment auto-lock function reset irrelevant.
Since above-mentioned correspondence have the primary cut-out failed because of short circuit self-locking function the time must be artificial carry out release; Saidly need short circuit problem occur to which primary cut-out and detect; Therefore the application's short-circuit detecting unit can combine with a communication unit; Be connected with the described controller that shoves from the described communication unit of realizing of angle; When unusual condition occurring, it can obtain described triggering signal, and the information of being converted into sends to a data receiver then.This communication mode can be wired also can be wireless mode.
The above is merely preferred embodiment of the present invention, only is illustrative for the purpose of the present invention, and nonrestrictive.Those skilled in the art is understood, and in spirit that claim of the present invention limited and scope, can carry out many changes to it, revise, in addition equivalent, but all will fall in protection scope of the present invention.
Claims (20)
1. mechanical high-voltage circuit breaker and high voltage isolator interlock, it comprises:
One primary cut-out body, it has the leading-out terminal of a phase line, in order to realize disjunction and the combined floodgate to the place phase line; And
One high voltage isolator body, it is connected with described primary cut-out body, and has the inlet wire contiguous block of a phase line, it is characterized in that,
Also comprise: a mechanical interlocked mechanism; It places between described primary cut-out body and the high voltage isolator body; Realize when described primary cut-out body is in channel status that through mechanical action described high voltage isolator body can not produce and close a floodgate and the disjunction action; Wherein, described primary cut-out body comprises:
One housing;
Said housing is provided with the insulation vacuum that is provided with according to phase line quantity; The outer end of each said insulation vacuum is respectively equipped with an inlet wire contiguous block and the described leading-out terminal that is connected with outside line, and described inlet wire contiguous block and leading-out terminal are at described insulation vacuum inner a corresponding movable contact piece and a stationary contact piece respectively;
One disjunction mechanism, it is arranged in the described housing, and it comprises: a power unit and a motor unit; Wherein,
Described motor unit receives feed motion or the disjunction action that realizes described movable contact piece and said stationary contact piece when triggering, and then realizes the conducting or the disconnection of circuit;
Described power unit is in order to provide the power of instantaneous disjunction and combined floodgate to described motor unit; Described motor unit comprises:
Main gangbar,
Divide STATEMENT OF FEDERALLY SPONSORED, itself and described main gangbar are slidingly connected, and STATEMENT OF FEDERALLY SPONSORED was corresponding with described movable contact piece in described minute; Said power unit is an elastic energy storage mechanism, and it comprises:
One rocking handle,
The two-stage gear transmission structure, described rocking handle combines with primary pinion, through described rocking handle, described primary pinion is rotated;
One swinging block, it combines with secondary gears, and the upper end is connected with described main gangbar;
One eccentric wheel, itself and described swinging block are coupling;
One jacking block leans at described swinging block lateral margin;
At least one first back-moving spring, it is connected with described eccentric wheel, is stretched along with eccentric rotation;
At least one second back-moving spring, it is connected with an end of housing, and its other end is connected with described main gangbar.
2. mechanical high-voltage circuit breaker according to claim 1 and high voltage isolator interlock is characterized in that, described high voltage isolator body comprises:
Conductive arm according to the setting of phase line quantity; The one of which end is provided with a rotation axis; And be connected with the phase line that inserts; The other end is corresponding with described inlet wire contiguous block, through described conductive arm around described rotation axis reciprocally swinging, thereby realize that described conductive arm is connected and separates with described inlet wire contiguous block;
Each described conductive arm all is connected with a pull lever, drives described conductive arm around said rotation axis reciprocally swinging through described pull lever;
One universal driving shaft, it axially is provided with the pulling end that is provided with according to phase line quantity, and each described pulling end is connected with a described pull lever;
One swing handle, it is arranged on an end of described universal driving shaft, in order to realize the high voltage isolator combined floodgate and to separate.
3. mechanical high-voltage circuit breaker according to claim 2 and high voltage isolator interlock is characterized in that, the other end of described universal driving shaft is provided with a short slot.
4. mechanical high-voltage circuit breaker according to claim 3 and high voltage isolator interlock is characterized in that, described mutual interlocking gear comprises:
First promotes frame, and its first connection end is connected with described main gangbar, through the lengthwise movement of said main gangbar, drives said first and promotes frame realization lengthwise movement;
Interlocking arm, its first link and the described first promotion frame second are connected the end and are connected, and its second link is corresponding with said short slot, and through the lengthwise movement of the said first promotion frame, it is interior or outer to make described interlocking arm be in described short slot.
5. mechanical high-voltage circuit breaker according to claim 3 and high voltage isolator interlock is characterized in that, described mutual interlocking gear comprises:
First promotes frame, and its first connection end is connected with described main gangbar, through the lengthwise movement of said main gangbar, drives the lengthwise movement of the said first promotion frame;
Interlocking arm; It has a gear part and a link, and the tooth-strip part that described gear part and described first promotes frame is meshed, and described link is corresponding with said short slot; Through the lengthwise movement of the said first promotion frame, it is interior or outer to make described interlocking arm be in described short slot.
6. according to claim 4 or 5 described mechanical high-voltage circuit breaker and high voltage isolator interlocks; It is characterized in that; Described mutual interlocking gear also comprises: a bracing frame; Itself and described interlocking arm are coupling, and when said first promotes the lengthwise movement of frame, make said interlocking arm form swing around the connecting axle of described bracing frame.
7. mechanical high-voltage circuit breaker according to claim 3 and high voltage isolator interlock is characterized in that, described mutual interlocking gear comprises:
First promotes frame, and its first connection end is connected with described main gangbar, through the lengthwise movement of said main gangbar, drives said first and promotes frame realization lengthwise movement;
One connecting rod, second of its first link and the described first promotion frame is connected the end and is coupling;
Interlocking arm, its first link is connected with second link of described connecting rod, and its second link is corresponding with said short slot, and through the lengthwise movement of the said first promotion frame, it is interior or outer finally to make said interlocking arm be in described short slot.
8. mechanical high-voltage circuit breaker according to claim 7 and high voltage isolator interlock; It is characterized in that; Described mutual interlocking gear also comprises: a bracing frame, and it has a targeting port, and said interlocking arm is passed from described targeting port; When said first promotes the lengthwise movement of frame, described interlocking arm is moved up and down along described targeting port.
9. mechanical high-voltage circuit breaker according to claim 3 and high voltage isolator interlock is characterized in that, described mutual interlocking gear comprises:
First promotes frame, and its first connection end is connected with described main gangbar, and its second connection end has the mouth of pulling out, and through the lengthwise movement of said main gangbar, drives said first and promotes frame realization lengthwise movement;
Interlocking arm; The one of which end has a clicking section; Group mouth of described clicking section and the described first promotion frame is corresponding, and its other end is corresponding with said short slot, through the lengthwise movement of the said first promotion frame; And then the described group of mouth stir the motion of described clicking section, said interlocking arm is in the described short slot or outer.
10. mechanical high-voltage circuit breaker according to claim 9 and high voltage isolator interlock; It is characterized in that; Described mutual interlocking gear also comprises: a bracing frame; Itself and described interlocking arm are coupling, and when said first promotes the lengthwise movement of frame, make described interlocking arm form swing around the connecting axle of described bracing frame.
11. mechanical high-voltage circuit breaker according to claim 10 and high voltage isolator interlock is characterized in that, also comprise:
One short-circuit detecting unit, whether it short trouble occurs in order to detect primary cut-out body place phase line, and when failed because, produces a breaking signal;
One short circuit action triggers mechanism, it is connected with disjunction mechanism in the described primary cut-out body, when receiving described breaking signal, triggers described disjunction mechanism and produces the disjunction action;
One short-circuit self-locking mechanism, it can not automatically reset described disjunction mechanism.
12. mechanical high-voltage circuit breaker according to claim 11 and high voltage isolator interlock is characterized in that, described short-circuit detecting unit comprises:
Be arranged on current acquisition subelement on each said phase line, in order to gather the current signal on every phase line;
One controller that shoves, it is connected respectively at described current acquisition subelement, compares in order to a current signal on arbitrary phase line that will collect and a threshold value, when short circuit occurring, exports a triggering signal.
13. mechanical high-voltage circuit breaker according to claim 12 and high voltage isolator interlock; It is characterized in that; Described short circuit action triggers mechanism is an electromagnet, and its solenoid is connected with the described controller that shoves, and its armature end is corresponding with a trigger end of described jacking block.
14. mechanical high-voltage circuit breaker according to claim 13 and high voltage isolator interlock is characterized in that, described short-circuit self-locking mechanism comprises:
One angled slide block;
One back-moving spring, it is set on the described angled slide block;
One storage tank, described angled slide block and described back-moving spring are arranged on wherein, and described storage tank is provided with a guide groove, and it is corresponding with described armature;
Has a release end on the described angled slide block, in order to manual release.
15. mechanical high-voltage circuit breaker according to claim 13 and high voltage isolator interlock is characterized in that, described short-circuit self-locking mechanism comprises:
One guide vane end stop, it can embed in the caulking groove of described armature end setting;
One back-moving spring, it places between described guide vane end stop and the housing, in order to realize resetting of said guide vane end stop;
One pull bar, itself and described guide vane end stop Joint are in order to realize manual release.
16. mechanical high-voltage circuit breaker according to claim 13 and high voltage isolator interlock is characterized in that, described short-circuit self-locking mechanism comprises:
One guiding cell body;
One trigger blocks, it places in the described guiding cell body, in order to corresponding with the trigger end of described jacking block;
One first back-moving spring, its place in the said guiding cell body and described trigger blocks between;
One guide vane end stop, it can embed in the caulking groove of described trigger blocks setting;
One second back-moving spring, it places between described guide vane end stop and the housing, with so that described guide vane end stop reset;
One pull bar, itself and described guide vane end stop Joint are in order to realize manual release.
17. mechanical high-voltage circuit breaker according to claim 13 and high voltage isolator interlock is characterized in that, described short-circuit self-locking mechanism comprises:
One guiding cell body, the bottom is provided with caulking groove in the described guiding cell body;
One L type trigger blocks, it places in the described guiding cell body, and its first end is in order to corresponding with the trigger end of described jacking block, and its lower end is provided with a convexity, and is corresponding with described caulking groove;
One first back-moving spring, it places between said guiding cell body and described L type trigger blocks first end;
One second back-moving spring, it places between described L type trigger blocks second end and the housing, in order to realize resetting to described L type trigger blocks;
One pull bar, itself and the described L type trigger blocks second end Joint are in order to realize manual release.
18. mechanical high-voltage circuit breaker according to claim 13 and high voltage isolator interlock is characterized in that, described short-circuit self-locking mechanism comprises:
One hook, its first end hangs in the hole on the said jacking block trigger end, and its other end can stretch out along the hole on the said housing;
One back-moving spring, it places between described hook and the described housing.
19. mechanical high-voltage circuit breaker according to claim 12 and high voltage isolator interlock is characterized in that, described current acquisition subelement be current transformer or copper-manganese sheet one of them.
20. mechanical high-voltage circuit breaker according to claim 16 and high voltage isolator interlock; It is characterized in that, also comprise: communication unit, it is connected with the described controller that shoves; When unusual condition occurring, information is sent to a data receiver.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101219094A CN101826405B (en) | 2010-02-10 | 2010-02-10 | Mechanical interlocking device of high-voltage circuit-breaker and high-voltage disconnecting switch |
| PCT/CN2010/000829 WO2011097775A1 (en) | 2010-02-10 | 2010-06-11 | Mechanical interlock device for high-voltage circuit breaker and high-voltage disconnecting switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101219094A CN101826405B (en) | 2010-02-10 | 2010-02-10 | Mechanical interlocking device of high-voltage circuit-breaker and high-voltage disconnecting switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101826405A CN101826405A (en) | 2010-09-08 |
| CN101826405B true CN101826405B (en) | 2012-03-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101219094A Expired - Fee Related CN101826405B (en) | 2010-02-10 | 2010-02-10 | Mechanical interlocking device of high-voltage circuit-breaker and high-voltage disconnecting switch |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN101826405B (en) |
| WO (1) | WO2011097775A1 (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103187190A (en) * | 2011-12-27 | 2013-07-03 | 苏州万龙电气集团股份有限公司 | Safe self-lock device for isolation switch |
| CN107065636A (en) * | 2016-11-28 | 2017-08-18 | 唐恩(厦门)电气有限公司 | A kind of intelligent controller of high voltage isolator |
| CN108414811B (en) * | 2018-04-17 | 2023-11-10 | 东莞市慧眼数字技术有限公司 | Ultrahigh voltage signal isolation device |
| TWI687009B (en) * | 2019-02-25 | 2020-03-01 | 陳錫瑜 | High-voltage circuit breaker panel device with interlock function |
| CN111710540B (en) * | 2020-06-30 | 2022-11-11 | 广东电网有限责任公司 | Integrative communication equipment of adapted electricity |
| CN112967898B (en) * | 2021-04-09 | 2022-04-22 | 安徽新高电气有限公司 | Permanent magnet breaker and isolator interlocking mechanism |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2311654A (en) * | 1996-03-23 | 1997-10-01 | Mckean Brian Ass Ltd | Circuit breaker with recloser |
| CN2814657Y (en) * | 2005-04-02 | 2006-09-06 | 胡光福 | Outdoor vacuum breaker driving and linking device |
| CN201804744U (en) * | 2010-02-10 | 2011-04-20 | 湖北盛佳电器设备有限公司 | Mechanical interlocking device for high-voltage circuit breaker and high-voltage disconnecting switch |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2042233U (en) * | 1987-12-11 | 1989-08-02 | 吴荣华 | Multifunctional mulfunction-preventing device for switch board |
| CN2252399Y (en) * | 1995-08-04 | 1997-04-16 | 马鞍山钢铁股份有限公司 | High-tension vacuum circuit breaker mechanical interlock protector |
| JP2004206991A (en) * | 2002-12-25 | 2004-07-22 | Toshiba Corp | Switch |
-
2010
- 2010-02-10 CN CN2010101219094A patent/CN101826405B/en not_active Expired - Fee Related
- 2010-06-11 WO PCT/CN2010/000829 patent/WO2011097775A1/en active Application Filing
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2311654A (en) * | 1996-03-23 | 1997-10-01 | Mckean Brian Ass Ltd | Circuit breaker with recloser |
| CN2814657Y (en) * | 2005-04-02 | 2006-09-06 | 胡光福 | Outdoor vacuum breaker driving and linking device |
| CN201804744U (en) * | 2010-02-10 | 2011-04-20 | 湖北盛佳电器设备有限公司 | Mechanical interlocking device for high-voltage circuit breaker and high-voltage disconnecting switch |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101826405A (en) | 2010-09-08 |
| WO2011097775A1 (en) | 2011-08-18 |
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