CN102751128B - Indoor high-voltage isolating switch interlocking device - Google Patents
Indoor high-voltage isolating switch interlocking device Download PDFInfo
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- CN102751128B CN102751128B CN201210222674.7A CN201210222674A CN102751128B CN 102751128 B CN102751128 B CN 102751128B CN 201210222674 A CN201210222674 A CN 201210222674A CN 102751128 B CN102751128 B CN 102751128B
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Abstract
The invention discloses an indoor high-voltage isolating switch interlocking device, which comprises an operating handle, a sliding shaft, an opening/closing indication board, an output shaft, a compressed spring and a positioning actuating mechanism, wherein the sliding shaft is arranged in the output shaft, one end of the sliding shaft is pressed against the bottom of a tail hole of the operating handle, the tail hole is provided with a lock core, and the other end of the sliding shaft is pressed against one end of the compressed spring; one end of a positioning cross pin penetrates through the output shaft and then is fixed in the middle of the sliding shaft; the positioning actuating mechanism comprises a positioning plate, a fixing plate, a voice prompt and switch on/off block outside the fixing plate, which are arranged in parallel; the positioning plate and the fixing plate are horizontally connected to form a positioning frame through a plurality of fasteners; the other end of the positioning cross pin is embedded on the positioning plate; and the other end of the output shaft penetrates through the positioning actuating mechanism and is fixedly connected with one end of the switch on/off block. The indoor high-voltage isolating switch interlocking device is compact, safe and reliable in structure, and simple and convenient to operate; and moreover, an error on/off accident of uncompleted interlocking of the isolating switch is avoided, and safety control is provided for operators and switchgear cubicles for loop network.
Description
Technical field
The present invention relates to a kind of safe operating device of indoor high-voltage switch cabinet, particularly relate to the safety interlock of a kind of indoor high-voltage isolating switch operation, belong to High-Voltage Electrical Appliances technical field of auxiliary equipment.
Background technology
Ring network power supply has the advantage that flexibility is good, reliability is high, because of larger area power cut problem that cable, transformer and low-voltage equipment fault cause when can avoid single net power supply, can guarantee to greatest extent to power continuously to user, meet the requirement of responsible consumer dual power supply.The terminal equipment of ring network power supply mainly contains SF
6loop-network switch cabinet and vacuum ring net switch cabinet, the high voltage isolator of these two kinds of coordinative composition of equipments mainly contains SF
6inflatable isolation switch, link-type the two poles of the earth transmission isolating switch and common isolating switch, SF
6inflatable isolation switch SF
6gas is dielectric, can reduce ring main unit volume, but once SF occurs
6leaking then damages the ozone layer has a strong impact on environment.Transmission isolating switch in link-type the two poles of the earth is made up of isolating switch, output toggle arm, connecting rod, operating mechanism, and parts are many, take up room large, causes loop-network switch cabinet volume comparatively large, can not realize miniaturization.Common isolating switch and interlock are provided separately, and isolating switch interlocked operation process is complicated, and interlocked operation is separately asynchronous with high voltage isolator action, and high voltage isolator has not in placely occurred point misoperation of by mistake closing by mistake owing to interlocking and has an accident.High voltage isolator is used for high-voltage electrical equipment connecting in non-loaded situation there being voltage, cutting off and conversion line, separate high voltage isolator during maintenance and form visual port, guarantee life safety, if high voltage isolator on-load operation is gently, electric equipment can be caused to explode and to damage, heavy then cause human casualty accident.Therefore, high voltage isolator needs a set of safe and reliable interlock, fundamentally could stop point accident of by mistake closing by mistake that occurs and occur.Existing operating grip does not possess unlocking function, first need unlock with specific purpose tool, could carry out the operation that high voltage isolator divides or close, tripper complex structure, complex operation with operating grip by operating mechanism.
Summary of the invention
The object of this invention is to provide a kind of interlock of safe and reliable high voltage isolator, can directly use operating grip to carry out deciliter switching of unblock and high voltage isolator.
The present invention is achieved by the following technical programs:
A kind of indoor high-voltage isolating switch interlock, comprise operating grip, sliding axle, deciliter direction board, output shaft, stage clip and positioning actuators, described operating grip comprises horizon bar portion, extends and the vertical rod portion of vertical curve from horizontal end, termination, horizon bar portion is provided with polygon counterbore, and polygon counterbore base extends the uropore that diameter is less than polygon counterbore again; Output shaft one end tip shapes and polygon counterbore match, and can be plugged in the polygon counterbore of termination, operating grip horizon bar portion axially slidably; Sliding axle is arranged in the axially extending bore of output shaft, and sliding axle one end passes axially extending bore and is resisted against at the bottom of the uropore of operating grip, and the sliding axle other end is resisted against on stage clip one end of being positioned at bottom axially extending bore; Lateral pin one end, location passes across output shaft, and be fixed on in the middle part of sliding axle, a deciliter direction board is fixed on output shaft one end; Described positioning actuators comprise be arranged in parallel location-plate, fixed head, be fixed on the voice prompting device between location-plate, fixed head and the switch outside fixed head and open and close block, location-plate, fixed head and voice prompting device are enclosed within output shaft, location-plate becomes positioning framework with fixed head by several securing member level connection joint, the location lateral pin other end is embedded on location-plate, and the output shaft other end opens and closes block one end through positioning actuators with switch and is fixedly connected with.
Object of the present invention can also be realized further by following technical measures.
Aforesaid indoor high-voltage isolating switch interlock, location-plate cylinder extends in wherein said location-plate central authorities, described location-plate cylinder radial direction is provided with two with location-plate cylinder center for summit becomes the axial channel of 65 ° ~ 70 ° of central angle alpha, and the location lateral pin other end is embedded in an axial channel.
Aforesaid indoor high-voltage isolating switch interlock, is provided with the oblong slots communicated with axially extending bore in the middle part of wherein said output shaft, lateral pin one end, location is fixed on in the middle part of sliding axle through oblong slots; The length L of described oblong slots is greater than the degree of depth h of axial channel.
Aforesaid indoor high-voltage isolating switch interlock, wherein adjustment screw one end is resisted against on the stage clip other end through switch keying block.
Aforesaid indoor high-voltage isolating switch interlock, wherein several sleeve pipe is arranged between fixed head and location-plate, and sleeve pipe one end is fixed on fixed head, and location-plate and fixed head, through sleeve pipe, are connected into positioning framework by securing member.
Compact conformation of the present invention, parts are few, safe and reliable, simple to operation.Operating grip of the present invention is except being enclosed within its polygon counterbore except the rotating operation of enterprising horizontal high voltage isolating switch deciliter position, termination, output shaft one end, and its uropore also has the function of lock core.Termination, sliding axle one end update handle is resisted against at the bottom of uropore, and when promoting operating grip, sliding axle drives location lateral pin to move unblock; The operating grip high voltage isolator that rotate in place divides or after the operation of closing, extracts operating grip, and stage clip promotes location lateral pin and to rebound original latched position, and output shaft can not be rotated by locked.Isolating switch mistake not in place of interlocking can not be there is and divide by mistake conjunction accident, ensure that high voltage isolator is connected in non-loaded situation there being voltage, providing safety guarantee to operating personnel and loop-network switch cabinet.
Advantage and disadvantage of the present invention, by for illustration and explanation for the non-limitative illustration passing through preferred embodiment below, these embodiments, only provide as an example with reference to accompanying drawing.
Accompanying drawing explanation
Fig. 1 is the structure for amplifying sketch that the present invention is contained on indoor high-voltage switch cabinet;
Fig. 2 is exploded view of the present invention;
Fig. 3 is location-plate enlarged front view of the present invention;
Fig. 4 is the vertical view of Fig. 3;
Fig. 5 is output shaft enlarged front view of the present invention.
Embodiment
Below in conjunction with the embodiment of accompanying drawing and side-mounted indoor high-voltage isolating switch interlock, the invention will be further described.
As shown in Fig. 1 ~ Fig. 5, the present invention includes operating grip 1, sliding axle 2, deciliter direction board 3, output shaft 4, stage clip 5 and positioning actuators 6, operating grip 1 comprises horizon bar portion 11, extends and bending vertical rod portion 12 from horizontal end, be provided with interior hexagonal counterbore 111 in termination, horizon bar portion 11, interior hexagon counterbore 111 extends the uropore 112 that diameter is less than interior hexagonal counterbore 111 again.Output shaft 4 has through axially extending bore 41, the termination, output shaft 4 one end of the present embodiment is hexagon termination 42, this termination also can be trigonocephalia or the axially extended column construction of other polygons, the hexagon termination 42 of output shaft 4 one end is injected in the interior hexagonal counterbore 111 of operating grip 1 slidably, and rotating operation handle 1 just can drive output shaft 4 to rotate.Sliding axle 2 is multidiameter structure, be arranged in output shaft 4, sliding axle 2 small end is resisted against at the uropore 112 end in termination, operating grip 1 horizon bar portion 11, sliding axle 2 holds greatly the axially extending bore 41 through output shaft 4, be resisted against on stage clip 5 one end of being positioned at bottom axially extending bore 41, uropore 112 is equivalent to core, and uropore 112 withstands on and sliding axle 2 small end termination promotes sliding axle 2 and move and play unblock effect.Axially extending bore 41 is shoulder hole, comprises large small end matches with sliding axle 2 large stomidium 411 and little stomidium 412.Output shaft 4 is provided with the oblong slots 43 communicated with axially extending bore 41, and lateral pin 7 one end, location is fixed on in the middle part of sliding axle 2 through oblong slots 43.Deciliter direction board 3 is fixed on output shaft 4 one end, be arranged in cabinet, the position of high voltage isolator division and combination corresponding on the panel 31 of deciliter direction board 3 makes corresponding mark respectively, position corresponding with the panel 31 of deciliter direction board 3 on cabinet wall 8 has window 81, can be observed the mark of " dividing " or " conjunction " on panel 31 through window 81, operating grip 1 bar portion can turn on desired position as required.
Positioning actuators 6 comprises the location-plate 61 be arranged in parallel, fixed head 62, be fixed on location-plate 61, voice prompting device 63 between fixed head 62 and the switch outside fixed head open and close block 64, location-plate 61, fixed head 62 and voice prompting device 63 are enclosed within output shaft 4, location-plate cylinder 611 extends in location-plate 61 central authorities, location-plate cylinder 611 radial direction is provided with two with location-plate cylinder 611 center for summit becomes the axial channel 612 of 68 ° of central angle alpha, location lateral pin 7 other end is embedded in location-plate cylinder 611 axial channel 612, sliding axle 2 synchronous axial system is driven by location lateral pin 7 when output shaft 4 rotates.The length L of oblong slots 42 is greater than the degree of depth h of axial channel 612, and when guaranteeing to compress again rotating operation handle 1, the location lateral pin 7 of movement in oblong slots 42 can depart from the axial channel 612 of location-plate cylinder 611 completely, realizes the unlocking function of operating grip 1.It is soldered that output shaft 4 other end opens and closes block 64 one end through positioning actuators 6 and switch; adjustment screw 9 one end opens and closes block 64 through switch and is resisted against on stage clip 5 other end; for regulating the size of stage clip 5 Flexible Reset power; when guaranteeing that sliding axle 2 axially oppositely moves, location lateral pin 7 can imbed in corresponding axial channel 612, realizes the lock function of operating grip 1.
2 sleeve pipes 65 are arranged between fixed head 62 and location-plate 61, sleeve pipe 65 one end and fixed head 62 soldered, fastening bolt 66 is through sleeve pipe 65, by the nut 67 being screwed in fastening bolt 66 end, location-plate 61 and fixed head 62 are connected into positioning framework, voice prompting device 63 between location-plate 61 and fixed head 62, for the real time position of voice prompt operation person high voltage isolator.
That " divides " with high voltage isolator is operating as example, and the course of work of the present invention is described.
Operator pushes away before being injected the hexagon termination 42 of output shaft 4 one end and exerting oneself in hexagonal counterbore 111 in termination, horizon bar portion 11, the elastic force that sliding axle 2 overcomes stage clip 5 moves to cabinet wall 8 direction, the axial channel 612 that location lateral pin 7 on sliding axle 2 departs from location-plate cylinder 611 realizes unlocking, this axial channel 612 corresponding isolating switch " conjunction " position.Then the high voltage isolator indicated to deciliter direction board 3 " divides " direction rotating operation handle 1 to put in place, and output shaft 4 drives switch to open and close block 64 and rotates, and switch opens and closes block 64 corresponding cushion block triggering high voltage isolator and disconnects.Unclamp operation handle 1, the reseting elasticity of stage clip 5 promotes sliding axle 2 oppositely movement, location lateral pin 7 imbeds corresponding high voltage isolator and " divides " realization in another axial channel 612 of position to lock, the corresponding contacts of voice prompting device 63 is connected, voice message is that high voltage isolator " divides " position, just can extract operating grip 1 and complete the operation that high voltage isolator " divides ".Operating grip 1 is except carrying out except rotating operation, and its uropore 112 has lock core function, can realize unblock and the lock function of interlock.The operating process of high voltage isolator " conjunction " is except operating grip 1 direction of rotation, and all the other operations are identical with aforementioned operation.
In addition to the implementation, the present invention can also have other execution modes, and all employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop in the protection range of application claims.
Claims (4)
1. an indoor high-voltage isolating switch interlock, comprise operating grip, sliding axle, deciliter direction board, output shaft, stage clip and positioning actuators, described operating grip comprises horizon bar portion, extends from horizon bar portion and bending vertical rod portion, termination, horizon bar portion is provided with polygon counterbore, sliding axle is arranged in the axially extending bore of output shaft, and the sliding axle other end is resisted against on stage clip one end of being positioned at bottom axially extending bore; Lateral pin one end, location passes across output shaft, and be fixed on in the middle part of sliding axle, a deciliter direction board is fixed on output shaft one end; It is characterized in that, polygon counterbore base extends the uropore that diameter is less than polygon counterbore again, and sliding axle one end passes axially extending bore and is resisted against at the bottom of the uropore of operating grip; Output shaft one end tip shapes and polygon counterbore match, and can be plugged in the polygon counterbore of termination, operating grip horizon bar portion axially slidably; Described positioning actuators comprise be arranged in parallel location-plate, fixed head, be fixed on the voice prompting device between location-plate, fixed head and the switch outside fixed head and open and close block, location-plate, fixed head and voice prompting device are enclosed within output shaft, location-plate becomes positioning framework with fixed head by several securing member level connection joint, the location lateral pin other end is embedded on location-plate, and the output shaft other end opens and closes block one end through positioning actuators with switch and is fixedly connected with; Cylinder extends in described location-plate central authorities, and it is the axial channel that summit becomes 65 ° ~ 70 ° of central angle alpha that described cylinder radial direction is provided with two with cylinder center, and the location lateral pin other end is embedded in an axial channel.
2. indoor high-voltage isolating switch interlock as claimed in claim 1, it is characterized in that, be provided with the oblong slots communicated with axially extending bore in the middle part of described output shaft, the length L of described oblong slots is greater than the degree of depth h of axial channel.
3. indoor high-voltage isolating switch interlock as claimed in claim 1, is characterized in that, adjustment screw one end opens and closes block through switch and is resisted against on the stage clip other end.
4. indoor high-voltage isolating switch interlock as claimed in claim 1, it is characterized in that, several sleeve pipe is arranged between fixed head and location-plate, and sleeve pipe one end is fixed on fixed head, and location-plate and fixed head, through sleeve pipe, are connected into positioning framework by securing member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210222674.7A CN102751128B (en) | 2012-07-02 | 2012-07-02 | Indoor high-voltage isolating switch interlocking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210222674.7A CN102751128B (en) | 2012-07-02 | 2012-07-02 | Indoor high-voltage isolating switch interlocking device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102751128A CN102751128A (en) | 2012-10-24 |
| CN102751128B true CN102751128B (en) | 2015-04-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210222674.7A Active CN102751128B (en) | 2012-07-02 | 2012-07-02 | Indoor high-voltage isolating switch interlocking device |
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| CN (1) | CN102751128B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103295828B (en) * | 2013-06-25 | 2015-07-08 | 镇江市丹高电器有限公司 | Side-mounted type indoor high-voltage isolating switch |
| CN105118706B (en) * | 2015-08-24 | 2017-05-31 | 镇江市丹高电器有限公司 | Disconnecting switch side fills operation device |
| CN107437468B (en) * | 2017-08-14 | 2020-05-22 | 上海广电电气(集团)股份有限公司 | Manual operation safety device of isolating switch |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201075352Y (en) * | 2007-07-05 | 2008-06-18 | 大全集团有限公司 | Operation mechanism for isolation switch |
| CN201167035Y (en) * | 2008-02-27 | 2008-12-17 | 常桂英 | Operation mechanism for an isolation switch |
| CN201725721U (en) * | 2010-05-07 | 2011-01-26 | 大全集团有限公司 | Three-station switch manual and electric operation switching device |
| CN202712029U (en) * | 2012-07-02 | 2013-01-30 | 镇江市丹高电器有限公司 | Indoor high voltage isolation switch interlocking device |
-
2012
- 2012-07-02 CN CN201210222674.7A patent/CN102751128B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201075352Y (en) * | 2007-07-05 | 2008-06-18 | 大全集团有限公司 | Operation mechanism for isolation switch |
| CN201167035Y (en) * | 2008-02-27 | 2008-12-17 | 常桂英 | Operation mechanism for an isolation switch |
| CN201725721U (en) * | 2010-05-07 | 2011-01-26 | 大全集团有限公司 | Three-station switch manual and electric operation switching device |
| CN202712029U (en) * | 2012-07-02 | 2013-01-30 | 镇江市丹高电器有限公司 | Indoor high voltage isolation switch interlocking device |
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| CN102751128A (en) | 2012-10-24 |
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