CN101789321A - Device for interlocking electronic high-voltage circuit breaker and high-voltage isolating switch - Google Patents
Device for interlocking electronic high-voltage circuit breaker and high-voltage isolating switch Download PDFInfo
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- CN101789321A CN101789321A CN 201010124187 CN201010124187A CN101789321A CN 101789321 A CN101789321 A CN 101789321A CN 201010124187 CN201010124187 CN 201010124187 CN 201010124187 A CN201010124187 A CN 201010124187A CN 101789321 A CN101789321 A CN 101789321A
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- Prior art keywords
- high voltage
- primary cut
- voltage isolator
- interlocking
- electronic type
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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 device for interlocking an electronic high-voltage circuit breaker and a high-voltage isolating switch, which comprises a high-voltage circuit breaker body, a high-voltage isolating switch body, a control unit and an interlocking unit, wherein the high-voltage circuit breaker body is provided with a leading-out terminal of a phase line and is used for switching off and switching on the phase line; the high-voltage isolating switch body is connected with the high-voltage circuit breaker body and is provided with a leading-in connecting block of the phase line; the control unit is used for detecting whether current passes through the circuit of the high-voltage circuit breaker body and/or the high-voltage isolating switch body and sending a control signal with a marking state; and the interlocking unit receives the control signal and interferes the state change of the high-voltage isolating switch body. Thus, when the high-voltage circuit breaker is in a switching-on state, the high-voltage isolating switch body can not perform switching-on and switching-off actions.
Description
Technical field
What the present invention relates to is a kind of high-tension electricity safety means, particularly be the device of a kind of electronic type primary cut-out and high voltage isolator interlocking.
Background technology
The high voltage electric power equip ment mesohigh isolating switch that uses on high-tension line is an important equipment, has tangible overlap span, so it is mainly used to 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 classes 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 disconnected.
But in equipment disposition that has and operating process, the staff of power department is sometimes because certain reason, may not adopt safe operating sequence, thereby cause danger, promptly when described primary cut-out is not in off state, just described high voltage isolator is disconnected, thereby produce the high-tension electricity arc light, the personal 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, the device of a kind of electronic type primary cut-out and high voltage isolator interlocking is provided, in order to overcome above-mentioned technological deficiency.
For achieving the above object, the technical solution used in the present invention is, the device of a kind of electronic type primary cut-out and high voltage isolator interlocking is 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 inlet wire contiguous block of a phase line, also comprises:
One control unit in order to detecting described primary cut-out body and/or whether high voltage isolator body place circuit has electric current to flow through, and sends a control signal to a power part when having electric current to flow through;
One interlocking arm, it is connected with the output of described power part, by the power output of power part, makes described interlocking arm change to produce to described high voltage isolator bulk state and interferes; Thereby 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;
Described housing is provided with the insulation vacuum that is provided with according to phase line quantity, the outer end of each described 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,
Realize the feed motion or the disjunction action of described movable contact piece and described stationary contact piece when described motor unit is subjected to triggering, and then realize 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, described 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, by 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.
Comprise for described high voltage isolator body:
Conductive arm according to the setting of phase line quantity, the one 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, by 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 described rotation axis reciprocally swinging by 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.
Preferable, the other end of described universal driving shaft is provided with a short slot.
Wherein, described interlocking arm one end is corresponding with described short slot, and by the power output of power part, it is interior or outer to make described interlocking arm be in described short slot.
Preferable, also comprise: the first spacing detection means, whether it combines with described inlet wire contiguous block in order to detect described conductive arm, and is producing a position state signal in conjunction with the back.
For described power part two kinds of execution modes are arranged, one of them is an electromagnet for described power part, and it is connected with described housing by a bracing frame, and described interlocking arm is connected with described electromagnet armature; The described interlocking arm of flexible realization by described electromagnet armature is in the described short slot or is outer.
Wherein two, described power part is a motor, it is connected with described housing by a bracing frame, described interlocking arm is connected with described motor output shaft; Rotation by described motor realizes that described interlocking arm is in the described short slot or is outer.
Preferable for this embodiment of motor, also comprise: the second spacing detection means, whether it combines with described inlet wire contiguous block in order to detect described interlocking arm, and is producing a position state signal in conjunction with the back.
In order to realize the short circuit self-locking, the present invention also comprises:
One short-circuit detecting unit, whether it short trouble occurs in order to detect primary cut-out body place phase line, and when being short-circuited fault, 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 described 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, exports a triggering signal when short circuit occurring.
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.
Have numerous embodiments for self-locking mechanism and satisfy demand of the present invention, first kind of described 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.
Second kind of described 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 described guide vane end stop;
One pull bar, itself and described guide vane end stop Joint are in order to realize manual release.
The third described self-locking mechanism comprises:
One guiding cell body;
One triggers piece, and 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 described guiding cell body and described triggering piece between;
One guide vane end stop, it can embed in the caulking groove of described triggering piece 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.
The 4th kind of described self-locking mechanism comprises:
One guiding cell body, the bottom is provided with caulking groove in the described guiding cell body;
One L type triggers piece, and 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 projection, and is corresponding with described caulking groove;
One first back-moving spring, it places described guiding cell body and described L type to trigger between piece first end;
One second back-moving spring, it places described L type to trigger between piece second end and the housing, in order to realize that described L type is triggered resetting of piece;
One pull bar, itself and described L type trigger the piece second end Joint, in order to realize manual release.
The 5th kind of described self-locking mechanism comprises:
One hook, its first end hangs in the hole on the described jacking block trigger end, and its other end can stretch out along the hole on the described housing;
One back-moving spring, it places between described hook and the described housing.
Wherein, 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.
Beneficial effect of the present invention compared with the prior art is: the proper operation order that has guaranteed primary cut-out and high voltage isolator, improved the fail safe of operation, and can the short trouble of high-tension line be detected, immediately disjunction circuit, and can carry out self-locking to the state of circuit breaker, provide the fail safe of electricity consumption, by the information transmission of communication unit, can realize the intensive management of electricity consumption, help very first time unshorting fault.
Description of drawings
Fig. 1 is the functional block diagram of electronic type primary cut-out of the present invention and high voltage isolator interlock;
Figure 1A is the external structure schematic diagram of electronic type primary cut-out of the present invention and high voltage isolator interlock mesohigh breaker body;
Figure 1B is the cutaway view of the insulation vacuum of electronic type primary cut-out of the present invention and high voltage isolator interlock mesohigh breaker body;
Fig. 1 C is the cutaway view of the disjunction mechanism of electronic type primary cut-out 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 electronic type primary cut-out of the present invention and high voltage isolator interlock mesohigh breaker body;
Fig. 2 A is the schematic diagram of embodiment one conducting state of electronic type primary cut-out of the present invention and high voltage isolator interlock;
Fig. 2 B is the embodiment one conducting state housing inner structure schematic diagram of electronic type primary cut-out of the present invention and high voltage isolator interlock;
Fig. 2 C is the embodiment one off state housing inner structure schematic diagram of electronic type primary cut-out of the present invention and high voltage isolator interlock;
Fig. 2 D is the schematic diagram of embodiment one off state of electronic type primary cut-out of the present invention and high voltage isolator interlock;
Fig. 3 A is the schematic diagram of embodiment two conducting states of electronic type primary cut-out of the present invention and high voltage isolator interlock;
Fig. 3 B is the schematic diagram of embodiment two off states of electronic type primary cut-out of the present invention and high voltage isolator interlock;
Fig. 4 A is the non-self-locking state figure of self-locking mechanism embodiment one in electronic type primary cut-out of the present invention and the high voltage isolator interlock;
Fig. 4 B is the self-locking state figure of self-locking mechanism embodiment one in electronic type primary cut-out of the present invention and the high voltage isolator interlock;
Fig. 5 A is the non-self-locking state figure of self-locking mechanism embodiment two in electronic type primary cut-out of the present invention and the high voltage isolator interlock;
Fig. 5 B is the self-locking state figure of self-locking mechanism embodiment two in electronic type primary cut-out of the present invention and the high voltage isolator interlock;
Fig. 6 A is the non-self-locking state figure of self-locking mechanism embodiment three in electronic type primary cut-out of the present invention and the high voltage isolator interlock;
Fig. 6 B is the self-locking state figure of self-locking mechanism embodiment three in electronic type primary cut-out of the present invention and the high voltage isolator interlock;
Fig. 7 A is the non-self-locking state figure of self-locking mechanism embodiment four in electronic type primary cut-out of the present invention and the high voltage isolator interlock;
Fig. 7 B is the self-locking state figure of self-locking mechanism embodiment four in electronic type primary cut-out 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 five in electronic type primary cut-out of the present invention and the high voltage isolator interlock;
Fig. 8 B is the self-locking state figure of self-locking mechanism embodiment five in electronic type primary cut-out of the present invention and the high voltage isolator interlock;
Fig. 9 is short circuit treatment circuit schematic diagram in electronic type primary cut-out of the present invention and the high voltage isolator interlock;
Figure 10 is the control circuit schematic diagram of embodiment one in electronic type primary cut-out of the present invention and the high voltage isolator interlock;
Figure 11 is the control circuit schematic diagram of embodiment two in electronic type primary cut-out of the present invention and the high voltage isolator interlock.
Embodiment
Below in conjunction with accompanying drawing, be described in more detail with other technical characterictic and advantage the present invention is above-mentioned.
See also shown in Figure 1ly, it is the functional block diagram of electronic type primary cut-out of the present invention and high voltage isolator interlock, described electronic type primary cut-out 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:
One control unit e, in order to detect described primary cut-out body and high voltage isolator body at least one of them place circuit whether have electric current to flow through, this detecting mode can be to see if there is electric current and flow through by sample devices is set, also can be by the operate condition of described primary cut-out body a is monitored, because if described primary cut-out body a moves, can clear and definite its be that circuit cuts off or conducting in fact just; This embodiment is only enumerated to judge the conducting that described primary cut-out body a is in or to be in off state, thereby produce control signal and give an interlocking unit c, described interlocking unit receives described control signal, and described high voltage isolator bulk state is changed the generation interference; The interference here is meant 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, and described high voltage isolator body can not produce combined floodgate and disjunction action when primary cut-out is in off state.
Described interlocking unit comprises:
One power part, it exports corresponding action in order to receive described control signal, and described power part can be motor or electromagnet;
One interlocking arm, it is connected with described power part, in order to the motion structure of described high voltage isolator take place in conjunction with or separates, thereby in described realization when described primary cut-out is in channel status, described high voltage isolator body can not produce combined floodgate and disjunction is moved.
Present embodiment spy is from the primary cut-out body, and sets out in conjunction with the high voltage isolator main body structure with it, illustrates accordingly can clearer and more definite the present invention how to realize in the hope of those skilled in the art.
See also shown in Figure 1A, it is the external structure schematic diagram of electronic type primary cut-out 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, 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 a leading-out terminal that is connected with outside line 21 and an end of incoming cables 22; 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 electronic type primary cut-out 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 actual needs, 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 electronic type primary cut-out and high voltage isolator interlock mesohigh breaker body, and the three-dimensional exploded view of the disjunction mechanism of electronic type primary cut-out of the present invention and high voltage isolator interlock mesohigh breaker body; Wherein, realize the feed motion or the disjunction action of described movable contact piece 24 and described stationary contact piece 23 when being subjected to triggering for the described motor unit in the described disjunction mechanism, and then the conducting or the disconnection of realization circuit, owing to require to finish in moment in the UNICOM of high-tension line and disjunction, therefore 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 a long-living 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, described slide bar 41 can slide in the arc chute of described 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, by 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 the spring leaf (not shown) of swinging block 44 inside is wound, 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 by connecting rod.
See also shown in Fig. 2 A, it is the schematic diagram of embodiment one conducting state of electronic type primary cut-out of the present invention and high voltage isolator interlock, described electronic type primary cut-out and high voltage isolator interlock are combined with a high voltage isolator body on above-mentioned primary cut-out body basis, described high voltage isolator body is the switch (as isolation switch) that can realize basic high pressure buffer action; Described high voltage isolator body comprises:
Conductive arm 71 according to the setting of phase line quantity, the one 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 21, by described conductive arm 71 around described rotation axis reciprocally swinging, thereby realize that described conductive arm 71 is connected and separates with described inlet wire contiguous block 21;
Each described conductive arm all 71 is connected with a pull lever 72, drives described conductive arm 71 around described rotation axis reciprocally swinging by described pull lever 72;
One universal driving shaft 74, it is arranged on one first supporting bracket and one second supporting bracket, and 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 74;
One swing handle 75, it is arranged on an end of described universal driving shaft 74, in order to realize the high voltage isolator combined floodgate and to separate.The quantity of phase line is 3 in the present embodiment one, and the quantity of then described conductive arm 71 and universal driving shaft 74 can be defined as three, and the other end of described universal driving shaft 74 is provided with a short slot 741.
Described interlocking arm 76 1 ends are corresponding with described short slot 741,
What the power part described in the embodiment one adopted is motor 70, described motor 70 output torques, and described interlocking arm and described motor output shaft Joint, the rotation of then described motor 70 drives described interlocking arm and rotates.Also comprise: the second spacing detection means, whether it combines with described inlet wire contiguous block in order to detect described interlocking arm, and is producing a location status in conjunction with the back; The described second spacing detection means can be a travel switch, also can be position transducer; Be example with the travel switch in the present embodiment, described travel switch is two, be that third trip switch S 3 and fourth line journey switch S 4 are arranged at respectively on the loading plate 701, be embedded in state or released state in the described short slot 741 in order to indicate described interlocking arm respectively; Described interlocking arm is provided with touch part 761, be that described interlocking arm drives the swing of described touch part when rotating because of the action of described motor, when then touching described travel switch, represent that then described interlocking arm is embedded in state or the released state in the described short slot 741; It is gone out to be defeated by described control unit, thereby can generate the actuating signal of a sequential at described control unit place; When described interlocking arm was embedded into described short slot, described third trip switch was closed, and described fourth line journey switch disconnects.
See also shown in Fig. 2 B and Fig. 2 C, it is respectively embodiment one conducting and the off state housing inner structure schematic diagram of electronic type primary cut-out of the present invention and high voltage isolator interlock, main gangbar 40 in the described housing is provided with a slide block 401, in housing, also be provided with the first spacing detection means, it is in off state or conducting state in order to detect described primary cut-out body, thereby produces two kinds of different position state signals; The described first spacing detection means can be a travel switch, also can be position transducer; Be example with the travel switch in the present embodiment, it is respectively the first travel switch S1 and the second travel switch S2 that described travel switch is two, described main gangbar lengthwise movement, make described slide block that one of them travel switch is triggered, characterize the position state signal that opens circuit with conducting state thereby produce; Promptly described S2 is closed when conducting state, and described S1 is closed when opening circuit.Position state signal is gone out to be defeated by described control unit, thereby can generate the actuating signal of a sequential at described control unit place;
See also shown in Fig. 2 D, it is the schematic diagram of embodiment one off state of electronic type primary cut-out of the present invention and high voltage isolator interlock; When described main gangbar produces lengthwise movement, described primary cut-out body produces the action of opening circuit, described slide block touches the described first travel switch S1 closure simultaneously, the described second travel switch S2 opens, thereby trigger described motor action, described motor rotates and drives described interlocking arm rotation, thereby from described short slot, separate, touch described fourth line journey switch, make it be in closure state, thereby control unit stops operating described motor, and this moment, described third trip switch was in off-state.
When described main gangbar produces the reverse portrait motion once more, described primary cut-out body produces conducting state, described slide block touches the described second travel switch S2 closure simultaneously, the described first travel switch S 1 opens, thereby trigger described motor counteragent, described motor rotates and drives described interlocking arm backward rotation, thereby make in described interlocking arm and the described short slot chimeric, touch described third trip switch S 3, make it be in closure state, thereby control unit stops operating described motor, and this moment, described fourth line journey switch was in conducting state (state shown in Fig. 2 A).
See also shown in Fig. 3 A and Fig. 3 B, it is respectively embodiment two conducting states of electronic type primary cut-out of the present invention and high voltage isolator interlock and the schematic diagram of off state; Be that with the difference of the foregoing description one described power part is an electromagnet, armature end is provided with interlocking arm (certain described armature itself also can be used as interlocking arm), and it is corresponding with the short slot 743 (hole) on being positioned at described universal driving shaft; Be arranged with one and touch arm on described interlocking arm, corresponding with third trip switch S 3 and fourth line journey switch S 4 respectively, Fig. 3 A is interlocking state figure, and this moment, the primary cut-out body was in conducting state.
When described main gangbar produces lengthwise movement, described primary cut-out body produces the action of opening circuit, described slide block touches the described first travel switch S1 closure simultaneously, the described second travel switch S2 opens, thereby trigger described electromagnet action, driving described interlocking arm moves downward, thereby from described short slot 743 (hole), separate, described shake-up arm touches described fourth line journey switch, make it be in closure state, thereby control unit makes described electromagnet stop motion, and this moment, described third trip switch was in off-state.Be the released state figure of Fig. 3 B, this moment, the primary cut-out body was in off state.
When described main gangbar produces the reverse portrait motion once more, described primary cut-out body produces conducting state, described slide block touches the described second travel switch S2 closure simultaneously, the described first travel switch S1 opens, thereby trigger described electromagnet counteragent, driving described interlocking arm moves upward, thereby described interlocking arm is stretched in described 743 (holes), touch described third trip switch S 3, make it be in closure state, thereby control unit makes described electromagnet stop motion, and this moment, described fourth line journey switch was in conducting state (state as shown in Figure 3A).
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 being short-circuited fault, 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 9ly, it is short circuit treatment circuit schematic diagram in electronic type primary cut-out of the present invention and the high voltage isolator interlock.Described short-circuit detecting unit comprises:
Be arranged on current acquisition subelement on each described 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 as Figure 1B is as the current acquisition subelement; Its main purpose remains detected current signal is converted to voltage signal; Shown in Fig. 1 D, the short-circuit detecting unit on the described circuit board 32 can be to power as a kind of execution mode by 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 leans described trigger end 441, described jacking block separates with described swinging block 44, thereby effect in 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, finally realize 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, exports a triggering signal when short circuit occurring; The solenoid of described short circuit action triggers mechanism electromagnetic iron 51 is connected with the described controller that shoves, and by 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 by release, therefore improve fail safe.We have designed five kinds of embodiment for this reason.
See also shown in Fig. 4 A and Fig. 4 B, it is respectively the non-self-locking state figure of short-circuit self-locking mechanism embodiment one in electronic type primary cut-out 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 and described back-moving spring 62 are arranged on wherein, and described angled slide block 61 can slide in described storage tank 64, and described storage tank 64 is provided with a guide groove, and it is corresponding with described armature terminal 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 end 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 side and described armature end 512 is leant, thereby make its armature end 511 can only be in the state that leans always the trigger end 441 of described jacking block;
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. 5 A and Fig. 5 B, it is respectively the non-self-locking state figure of short-circuit self-locking mechanism embodiment two in electronic type primary cut-out 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 described 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. 6 A and Fig. 6 B, it is respectively the non-self-locking state figure of short-circuit self-locking mechanism embodiment three in electronic type primary cut-out 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 triggers piece 66, and it places in the described guiding cell body 61, and can move therein, the trigger end 441 of an end of described triggering piece 66 in order to lean described jacking block, and wherein, described triggering piece is provided with caulking groove 661;
One first back-moving spring 65, it places in the described guiding cell body 61 and between the described triggering piece 66, when an end of described triggering piece 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 triggering piece 66;
One guide vane end stop 62, it can embed in the caulking groove 661 of described triggering piece 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 Fig. 7 A and Fig. 7 B, it is respectively the non-self-locking state figure of short-circuit self-locking mechanism embodiment four in electronic type primary cut-out 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 triggers piece 64, and 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 projection, and is corresponding with described caulking groove 611, can embed wherein;
One first back-moving spring 65, it places described guiding cell body 61 and described L type to trigger between piece 64 first ends;
One second back-moving spring 63, it places described L type to trigger between piece 64 second ends and the housing 10, in order to realize that described L type is triggered resetting of piece 63; Promptly, make 63 compressions of described second back-moving spring, and when described caulking groove 611 occurring, described L type is triggered piece 64 head into wherein because after described armature end 511 stretched out, described L type triggered on the piece 64 and moves;
One pull bar 62, itself and described L type trigger piece 64 second end Joints, have only the people for mentioning described pull bar 62, regain thereby make described L type trigger piece 64, could realize the release to 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 five in electronic type primary cut-out 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 described jacking block, and its other end can stretch out along the hole on the described housing 10;
One back-moving spring 62, it places between the affixed junction of the neutral place at described hook middle part and and described housing 10, promptly on the trigger end 441 of first end of described hook 61 and described 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 described jacking block; Whether the realization and the armature that is to say the present embodiment auto-lock function reset irrelevant.
Since must be artificial when the primary cut-out with short circuit self-locking function of above-mentioned correspondence is short-circuited fault carry out release, describedly 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.
See also shown in Figure 10ly, it is the control circuit schematic diagram of embodiment one in electronic type primary cut-out of the present invention and the high voltage isolator interlock; It comprises: a digital power circuit, after obtaining power supply signal by voltage transformer T from power line, after the processing through voltage stabilizing chip D1, exporting by a filter rectifier, described filter rectifier comprises: a rectifier diode D8, filter capacitor C2 and voltage-stabiliser tube DW1.One circuit for controlling motor, it comprises: two branch roads, article one branch road comprises: is in the described first travel switch S1 of disconnection and is in the described third trip switch S 3 of closure state, wherein said; The second branch road comprises: be in the closure state second travel switch S2, be in off-state fourth line journey switch S 4.The state of corresponding diagram 3A wherein;
One motor positive and reverse rotation control circuit, it comprises: four groups of triode Q1, Q2, Q5, Q6 and protection diode D2, D3, D5, D6 are arranged, the collector electrode of triode Q1, Q2 is connected with the anode of protection diode D2, D3, the emitter of triode Q5, Q6 is connected with the negative electrode of diode D5, D6, and the positive terminal of motor is connected with triode Q1, Q1 and protection diode D2, D5; The end of oppisite phase of described motor is connected with other triode Q2, Q6 and protection diode D3, D6; One first unilateral diode D7, its anode is connected with the positive terminal of described motor, and its negative electrode is connected with described article one branch road by triode Q8; One second unilateral diode D4, its anode is connected with the end of oppisite phase of described motor, and its negative electrode is connected with described second branch road by triode Q7;
The base stage of described triode Q2 is connected with the emitter of a triode Q4, and the base stage of described triode Q4 is connected with the collector electrode of described triode Q8; The base stage of described triode Q1 is connected with the emitter of a triode Q3, and the base stage of described triode Q3 is connected with the collector electrode of described triode Q7, and the collector electrode of described triode Q4 is connected with described triode Q5 base stage; Described triode Q6 base stage is connected with described triode Q3 collector electrode; Promptly when the first travel switch S, 1 closed and described third trip switch S 3 closures described in article one branch road, electric current flows into then motor backward rotation in the other direction, this moment is to the released state transition, the second travel switch S2 disconnects in the second branch road at this moment, finally working as described third trip switch S 3 opens, fourth line journey switch S 4 closures stop action, and this moment, the high voltage isolator body can move; The second travel switch S2 closure and fourth line journey switch S 4 closures in the second branch road, the electric current positive direction flows into then motor forward rotation, and this moment is excessive to interlocking state.This moment, the described first travel switch S1 disconnected and described third trip switch S 3 closures.
See also shown in Figure 11ly, it is the control circuit schematic diagram of embodiment two in electronic type primary cut-out of the present invention and the high voltage isolator interlock.Compare with above-mentioned enforcement one circuit, what difference was that the power part here adopts is electromagnet, realizes that interlocking arm is from the separation of short slot (hole) with stretch into thereby flow into by the positive and negative direction of electric current.Here just do not giving unnecessary details.
The above only is 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 can carry out many changes to it in the spirit and scope that claim of the present invention limited, revise, even equivalence, but all will fall within the scope of protection of the present invention.
Claims (22)
1. the device of electronic type primary cut-out and high voltage isolator interlocking, 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:
One control unit in order to detecting described primary cut-out body and/or whether high voltage isolator body place circuit has electric current to flow through, and sends a control signal of sign state;
One interlocking unit, it receives described control signal, and described high voltage isolator bulk state is changed the generation interference; Thereby 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.
2. the device of electronic type primary cut-out according to claim 1 and high voltage isolator interlocking is characterized in that, described interlocking unit comprises:
One power part, it is in order to receive described control signal, the output corresponding action;
One interlocking arm, it is connected with described power part, in order to the moving structure of the motion of described high voltage isolator combination to take place or to separate, 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.
3. the device of electronic type primary cut-out according to claim 2 and high voltage isolator interlocking is characterized in that, described primary cut-out body comprises:
One housing;
Described housing is provided with the insulation vacuum that is provided with according to phase line quantity, the outer end of each described 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,
Realize the feed motion or the disjunction action of described movable contact piece and described stationary contact piece when described motor unit is subjected to triggering, and then realize 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.
4. the device of electronic type primary cut-out according to claim 3 and high voltage isolator interlocking is characterized in that, 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.
5. the device of electronic type primary cut-out according to claim 4 and high voltage isolator interlocking is characterized in that, described 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, by 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.
6. according to the device of claim 2 or 5 described electronic type primary cut-outs and high voltage isolator interlocking, it is characterized in that described high voltage isolator body comprises:
Conductive arm according to the setting of phase line quantity, the one 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, by 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 described rotation axis reciprocally swinging by 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.
7. the device of electronic type primary cut-out according to claim 6 and high voltage isolator interlocking is characterized in that, the other end of described universal driving shaft is provided with a short slot.
8. the device of electronic type primary cut-out according to claim 7 and high voltage isolator interlocking, it is characterized in that, described interlocking arm one end is corresponding with described short slot, and by the power output of power part, it is interior or outer to make described interlocking arm be in described short slot.
9. the device of electronic type primary cut-out according to claim 7 and high voltage isolator interlocking, it is characterized in that, also comprise: the first spacing detection means, whether it combines with described inlet wire contiguous block in order to detect described conductive arm, and is producing a position state signal in conjunction with the back.
10. the device of electronic type primary cut-out according to claim 9 and high voltage isolator interlocking, it is characterized in that, described power part is an electromagnet, and it is connected with described housing by a bracing frame, and described interlocking arm is connected with described electromagnet armature; The described interlocking arm of flexible realization by described electromagnet armature is in the described short slot or is outer.
11. the device of electronic type primary cut-out according to claim 8 and high voltage isolator interlocking, it is characterized in that, described power part is a motor, and it is connected with described housing by a bracing frame, and described interlocking arm is connected with described motor output shaft; Rotation by described motor realizes that described interlocking arm is in the described short slot or is outer.
12. the device of electronic type primary cut-out according to claim 11 and high voltage isolator interlocking, it is characterized in that, the second spacing detection means, whether it combines with described inlet wire contiguous block in order to detect described interlocking arm, and is producing a position state signal in conjunction with the back.
13. the device according to claim 10 or 12 described electronic type primary cut-outs and high voltage isolator interlocking is characterized in that, also comprises:
One short-circuit detecting unit, whether it short trouble occurs in order to detect primary cut-out body place phase line, and when being short-circuited fault, 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.
14. the device of electronic type primary cut-out according to claim 13 and high voltage isolator interlocking is characterized in that, described short-circuit detecting unit comprises:
Be arranged on current acquisition subelement on each described 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, exports a triggering signal when short circuit occurring.
15. the device of electronic type primary cut-out according to claim 14 and high voltage isolator interlocking, it is characterized in that, described short circuit action triggers mechanism is an electromagnet, its solenoid is connected with the described controller that shoves, and its armature end is corresponding with a trigger end of described jacking block.
16. the device of electronic type primary cut-out according to claim 15 and high voltage isolator interlocking 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.
17. the device of electronic type primary cut-out according to claim 15 and high voltage isolator interlocking 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 described guide vane end stop;
One pull bar, itself and described guide vane end stop Joint are in order to realize manual release.
18. the device of electronic type primary cut-out according to claim 15 and high voltage isolator interlocking is characterized in that, described short-circuit self-locking mechanism comprises:
One guiding cell body;
One triggers piece, and 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 described guiding cell body and described triggering piece between;
One guide vane end stop, it can embed in the caulking groove of described triggering piece 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.
19. the device of electronic type primary cut-out according to claim 15 and high voltage isolator interlocking 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 triggers piece, and 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 projection, and is corresponding with described caulking groove;
One first back-moving spring, it places described guiding cell body and described L type to trigger between piece first end;
One second back-moving spring, it places described L type to trigger between piece second end and the housing, in order to realize that described L type is triggered resetting of piece;
One pull bar, itself and described L type trigger the piece second end Joint, in order to realize manual release.
20. the device of electronic type primary cut-out according to claim 15 and high voltage isolator interlocking is characterized in that, described short-circuit self-locking mechanism comprises:
One hook, its first end hangs in the hole on the described jacking block trigger end, and its other end can stretch out along the hole on the described housing;
One back-moving spring, it places between described hook and the described housing.
21. the device of electronic type primary cut-out according to claim 14 and high voltage isolator interlocking is characterized in that, described current acquisition subelement be current transformer or copper-manganese sheet one of them.
22. the device of electronic type primary cut-out according to claim 21 and high voltage isolator interlocking, 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 |
|---|---|---|---|
| CN2010101241878A CN101789321B (en) | 2010-02-10 | 2010-02-10 | Device for interlocking electronic high-voltage circuit breaker and high-voltage isolating switch |
| PCT/CN2010/000827 WO2011097773A1 (en) | 2010-02-10 | 2010-06-11 | Interlocking device of electronic type high-voltage breaker and high-voltage isolation switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101241878A CN101789321B (en) | 2010-02-10 | 2010-02-10 | Device for interlocking electronic high-voltage circuit breaker and high-voltage isolating switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101789321A true CN101789321A (en) | 2010-07-28 |
| CN101789321B CN101789321B (en) | 2012-06-27 |
Family
ID=42532490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101241878A Expired - Fee Related CN101789321B (en) | 2010-02-10 | 2010-02-10 | Device for interlocking electronic high-voltage circuit breaker and high-voltage isolating switch |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN101789321B (en) |
| WO (1) | WO2011097773A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012100649A1 (en) * | 2011-01-30 | 2012-08-02 | 湖北盛佳电器设备有限公司 | High-voltage circuit breaker having automatic locking function |
| CN105489415A (en) * | 2015-12-31 | 2016-04-13 | 国网山东省电力公司青岛供电公司 | Electrified anti-misoperation locking system for busbar grounding isolating switch |
| CN108414811A (en) * | 2018-04-17 | 2018-08-17 | 东莞市慧眼数字技术有限公司 | A kind of super-pressure signal isolating device |
| CN112885663A (en) * | 2021-01-12 | 2021-06-01 | 浙江越岭电气有限公司 | Simple indoor high-voltage grounding switch |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102016221784A1 (en) * | 2016-11-07 | 2018-05-09 | Innogy Se | Circuit breaker, switch with circuit breaker, method of operating a switch and use of a circuit breaker |
| TWI782852B (en) * | 2022-01-13 | 2022-11-01 | 華碩電腦股份有限公司 | Button module |
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| JPH09213155A (en) * | 1996-02-07 | 1997-08-15 | Meidensha Corp | Operating device of disconnector |
| CN1414584A (en) * | 2002-09-10 | 2003-04-30 | 淄博通用电器研究所 | Electron linkage fastener and its working process |
| CN2598120Y (en) * | 2002-11-21 | 2004-01-07 | 宁波天安集团股份有限公司 | Isolative switch mated with vacuum circuit breaker on column |
| CN201611618U (en) * | 2010-02-10 | 2010-10-20 | 湖北盛佳电器设备有限公司 | Device for interlocking electronic high-voltage circuit breaker and high-voltage isolating switch |
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2010
- 2010-02-10 CN CN2010101241878A patent/CN101789321B/en not_active Expired - Fee Related
- 2010-06-11 WO PCT/CN2010/000827 patent/WO2011097773A1/en active Application Filing
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09213155A (en) * | 1996-02-07 | 1997-08-15 | Meidensha Corp | Operating device of disconnector |
| CN1414584A (en) * | 2002-09-10 | 2003-04-30 | 淄博通用电器研究所 | Electron linkage fastener and its working process |
| CN2598120Y (en) * | 2002-11-21 | 2004-01-07 | 宁波天安集团股份有限公司 | Isolative switch mated with vacuum circuit breaker on column |
| CN201611618U (en) * | 2010-02-10 | 2010-10-20 | 湖北盛佳电器设备有限公司 | Device for interlocking electronic high-voltage circuit breaker and high-voltage isolating switch |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012100649A1 (en) * | 2011-01-30 | 2012-08-02 | 湖北盛佳电器设备有限公司 | High-voltage circuit breaker having automatic locking function |
| CN105489415A (en) * | 2015-12-31 | 2016-04-13 | 国网山东省电力公司青岛供电公司 | Electrified anti-misoperation locking system for busbar grounding isolating switch |
| CN108414811A (en) * | 2018-04-17 | 2018-08-17 | 东莞市慧眼数字技术有限公司 | A kind of super-pressure signal isolating device |
| 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 |
| CN112885663A (en) * | 2021-01-12 | 2021-06-01 | 浙江越岭电气有限公司 | Simple indoor high-voltage grounding switch |
| CN112885663B (en) * | 2021-01-12 | 2023-02-28 | 浙江越岭电气有限公司 | Simple indoor high-voltage grounding switch |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2011097773A1 (en) | 2011-08-18 |
| CN101789321B (en) | 2012-06-27 |
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