CN109637876B - Operating mechanism based on operating rod maintenance type intelligent high-voltage switch - Google Patents
Operating mechanism based on operating rod maintenance type intelligent high-voltage switch Download PDFInfo
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- CN109637876B CN109637876B CN201910017831.2A CN201910017831A CN109637876B CN 109637876 B CN109637876 B CN 109637876B CN 201910017831 A CN201910017831 A CN 201910017831A CN 109637876 B CN109637876 B CN 109637876B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
- H01H31/006—Air-break switches for high tension without arc-extinguishing or arc-preventing means adapted to be operated by a hot stick; Hot sticks therefor
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
- H01H31/02—Details
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- Switches With Compound Operations (AREA)
Abstract
The invention discloses an operating mechanism of an intelligent high-voltage switch based on joystick maintenance, wherein a cavity matched with an intelligent module is arranged in a high-voltage switch base body, an opening communicated with the cavity is arranged at the lower side of the base body, sockets matched with each other are arranged at the upper side of the intelligent module and the upper side surface of the cavity, a rotating shaft is arranged in the intelligent module, a threaded hole is arranged at the upper end of the rotating shaft, a bolt matched with the threaded hole is arranged at the upper side of the cavity, a module joystick comprises an intelligent module clamp and a twisting piece, the intelligent module comprises a rod body and a screwdriver, wherein the twisting piece is made of an elastic material, the lower end of the twisting piece is fixedly connected with the rod body through a sleeve, an insulating piece is fixed to the upper end of the twisting piece, an intelligent module clamp is rotatably arranged on the upper end of the insulating piece, the screwdriver is fixed to the end part of the upper end of the insulating piece and located on the inner side of the intelligent module clamp, and a bayonet matched with the screwdriver is arranged at the lower end of the rotating. The intelligent module installation and maintenance device is simple in structure and reasonable in design, and solves the problem of installation and maintenance of the intelligent module.
Description
Technical Field
The invention relates to an operating mechanism, in particular to an operating mechanism based on a joystick maintenance type intelligent high-voltage switch.
Background
The intelligent switch used in the power grid generally comprises two major parts. One part is a high-voltage and high-current switch part used for connecting or isolating a power grid; the other part is an intelligent part with micro-voltage and micro-current, and intelligent functions of measurement, protection, control, signal, diagnosis, communication and the like of the switch are realized. Transition devices such as sensors, actuators and the like are arranged between the switch part and the intelligent part, and the transition devices are generally arranged on the switch part.
The switch part and the intelligent part of the existing high-voltage intelligent switch are separated from each other, and the switch part and the intelligent part are installed at different places or positions and are connected by cables, because if the switch part and the intelligent part are combined into a whole, due to high-voltage danger, the maintenance of the intelligent part is solved, the switch part needs to be withdrawn from operation, and the reliability of power transmission and distribution is influenced. Therefore, the switch part and the intelligent part are separated, and a long cable is used for connecting the two parts, so that a plurality of micro signals for intellectualization communicated between the two parts are damaged, and the comprehensiveness and the reliability of intellectualization are influenced. In addition, the switch part and the intelligent part of the high-voltage intelligent switch are separated, so that the linkage test of the switch part and the intelligent part is difficult, and the product quality cannot be ensured. Therefore, the operating rod maintenance type integrated or integrated intelligent high-voltage switch product is provided, the switching part and the intelligent part are integrated or integrated together, when the intelligent part is maintained, the operating rod is used for taking the intelligent part down, the operating rod is used for installing the intelligent part after maintenance, a human body is prevented from approaching a high-voltage charged body, and online maintenance of the intelligent high-voltage switch is realized.
The operating mechanism of the existing operating rod maintenance type intelligent high-voltage switch has the problems of unreasonable design, unclean structure, unreliable and inconvenient use and the like, influences the efficiency of the online maintenance of the integrated or conjoined intelligent high-voltage switch, and even influences the normal operation and the safe operation of the intelligent high-voltage switch due to poor loading and unloading quality of an intelligent part.
Disclosure of Invention
The invention aims to solve the technical problem of providing an operating mechanism based on a lever maintenance type intelligent high-voltage switch, and overcoming the defects of the prior art.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
the utility model provides an operating mechanism based on control rod maintenance type intelligent high voltage switch which characterized in that: comprises an intelligent module and a module operating rod, wherein a containing cavity matched with the intelligent module is arranged in a high-voltage switch base body, an opening communicated with the containing cavity is arranged at the lower side of the base body, sockets matched with each other are arranged at the upper side of the intelligent module and the upper side surface of the containing cavity, the intelligent module is inserted into the containing cavity from the opening and is connected with the high-voltage switch through the sockets, a rotating shaft which penetrates through the intelligent module along the vertical direction and is rotatably arranged in the intelligent module is arranged in the intelligent module, a threaded hole is formed at the upper end of the rotating shaft, a bolt matched with the threaded hole is arranged at the position, corresponding to the upper end of the rotating shaft, of the upper side surface of the containing cavity, the module operating rod comprises an intelligent module clamp, a twisting part, a rod body and a screw driver, the twisting part is made, the bottle opener is fixed at insulating part upper end tip and is located the intelligent object anchor clamps inboard, and the axis of rotation lower extreme is provided with the bayonet socket that matches with the bottle opener.
Further, intelligent module anchor clamps contain bottom plate and both sides splint, and the bottom plate perpendicular to body of rod sets up, and the bottom plate cover is established at the body of rod upper end and can free rotation, and both sides splint symmetry sets up in the bottom plate both sides and splint downside and bottom plate fixed connection, and the interval matches and the outside lateral buckling in splint upper end with intelligent module width between the splint, and the side is buckled the position and is provided with two cross axles on holding the chamber to corresponding both sides splint, and the cross axle passes through the support to be fixed on holding the chamber side.
Further, the side of the two sides of the intelligent module is respectively provided with a protrusion, the clamping plate is provided with a concave hole matched with the protrusion corresponding to the protrusion, and the protrusion of the intelligent module is clamped in the concave hole when the intelligent module is installed in the intelligent module clamp.
Further, the intelligent module bottom plate both sides extend to the intelligent module outside and the bottom plate both sides are provided with the sunken notch in the inboard, and the splint upper end is the less trapezoidal face in upper end and splint downside width matches with the notch width.
Furthermore, the cavity lower side opening is provided with a cover plate, one side of the cover plate is hinged to the high-voltage switch base body, the other side of the cover plate is provided with a screw rod which vertically penetrates through the cover plate and is rotatably arranged on the cover plate, the lower end of the screw rod is provided with a circular ring, the screw rod is radially arranged along the circular ring, one end of the screw rod is fixedly connected with one side face of the circular ring, and a nut is fixedly arranged at the position, corresponding to the screw rod, of the high-voltage.
Further, still contain an apron action bars, the apron action bars contains the body of rod, ring cell body and driving lever, and the ring cell body upside is seted up the recess that matches with the ring and the ring cell body is fixed in the body of rod upper end, and driving lever perpendicular to ring cell body side sets up and driving lever one end is fixed on ring cell body side.
Further, the body of rod contains the upper end body of rod and a plurality of connecting rods, the upper end of connecting rod is provided with the screw rod of protruding in the connecting rod tip, the lower extreme of the upper end body of rod and connecting rod all is provided with sleeve pipe and nut, the nut is fixed at the upper end body of rod and connecting rod lower extreme tip, the sleeve pipe cover is established in the upper end body of rod and the connecting rod lower extreme outside and is held the nut including, open sleeve pipe one side has a through-hole, connecting rod upper end side is provided with a spring catch that matches with the through-hole, the spring catch sets up along the radial of connecting rod cross section, under the state that the nut of connecting rod upper end screw rod and upper end.
Furthermore, the four corners of the accommodating cavity are respectively provided with a guide block, the outer side surface of each guide block is fixed on the inner wall of the accommodating cavity, the four guide blocks jointly form a module mounting groove matched with the intelligent module, and the lower end of each guide block is provided with a wedge-shaped surface for guiding.
Furthermore, the bottle opener is a hexagonal prism, and a concave hole at the lower end of the rotating shaft is a hexagon socket.
Further, still contain pilot lamp system, pilot lamp system contains the power, the anchor clamps pilot lamp, the contact pilot lamp, indicator and button put in place, anchor clamps pilot lamp one end is connected with the power is anodal, the intraoral first long contact pin of contact pilot lamp one end connection socket, the intraoral short contact pin of indicator one end connection socket puts in place, the anodal second long contact pin that connects the socket of socket that connects of power, hold chamber upside socket respectively with first long contact pin, the long contact pin of second and short contact pin correspond the setting and be three socket interconnect, the anchor clamps pilot lamp, the button one end is connected to the other end of contact pilot lamp and indicator that puts in place, the power negative pole is connected to the button other end, the module action bars upside corresponds the button position and is provided with bellied round pin.
Compared with the prior art, the invention has the following advantages and effects:
1. the invention solves the problem of installation and maintenance of the intelligent module after the high-voltage switch and the intelligent module are installed together;
2. the operating mechanism can directly operate and maintain the intelligent module arranged on the telegraph pole on the ground, and has the advantages of simple structure, convenience in operation, reasonable design and convenience in popularization.
Drawings
Fig. 1 is a schematic diagram of an operating mechanism of an intelligent high-voltage switch based on joystick maintenance.
Fig. 2 is a partial schematic view of an operating mechanism of the intelligent high-voltage switch based on the lever maintenance type.
Fig. 3 is a schematic diagram of the intelligent module of the present invention.
Figure 4 is a schematic representation of a chamber according to the present invention.
FIG. 5 is a schematic view of a modular joystick of the present invention.
FIG. 6 is a schematic view of the deck lever of the present invention.
FIG. 7 is a schematic view of the connection of the rods of the present invention.
Detailed Description
The present invention is further illustrated by the following examples, which are illustrative of the present invention and are not to be construed as being limited thereto.
As shown in fig. 1 and fig. 2, the operating mechanism of the joystick maintenance-based intelligent high-voltage switch of the present invention comprises an intelligent module 1 and a module joystick 2, a cavity 4 matching with the intelligent module 1 is arranged in a high-voltage switch base 3, an opening communicating with the cavity 4 is arranged at the lower side of the base 3, sockets 5 matching with each other are arranged on the upper side of the intelligent module 1 and the upper side of the cavity 4, the intelligent module 1 is inserted into the cavity from the opening and connected with the high-voltage switch through the socket 5, a rotating shaft 6 penetrating the intelligent module 1 in the vertical direction and rotatably arranged in the intelligent module 1 is arranged in the intelligent module 1, a threaded hole 7 is arranged at the upper end of the rotating shaft 6, a bolt 8 matching with the threaded hole 7 is arranged at the position corresponding to the upper end of the rotating shaft 6 on the upper side of the cavity 4, the module joystick 2 comprises an intelligent module, twist piece 9 and twist piece 9 lower extreme and pass through sleeve 11 and body of rod fixed connection, twist piece 9 upper end and be fixed with insulating part 12, and intelligent module anchor clamps rotate and set up in insulating part 12 upper end, and bottle opener 10 is fixed at insulating part 12 upper end tip and is located the intelligent module anchor clamps inboard, and 6 lower extremes of axis of rotation are provided with the bayonet socket that matches with bottle opener 10. The screwdriver is a hexagonal prism, and the concave hole at the lower end of the rotating shaft is a hexagon socket. The screwdriver can also adopt the column shape of other special-shaped structures, and the screwdriver can be exchanged with the position of the concave hole, and the screwdriver can be matched all the time.
As shown in fig. 5, the intelligent module clamp includes a bottom plate 13 and two side clamping plates 14, the bottom plate 13 is perpendicular to the rod body, the bottom plate 13 is sleeved on the upper end of the rod body and can rotate freely, the two side clamping plates 14 are symmetrically arranged on two sides of the bottom plate 13, the lower sides of the clamping plates 14 are fixedly connected with the bottom plate 13, the distance between the clamping plates 14 is matched with the width of the intelligent module 1, the upper end of the clamping plate 14 is bent outwards, two transverse shafts 15 are arranged at positions, corresponding to the bending positions of the two side clamping plates 14, on the accommodating cavity 4, and the transverse. When the intelligent module is installed in place in the containing cavity, the cross shaft struts the clamping plates towards two sides through the bending parts of the clamping plates, so that the clamp is conveniently detached.
As shown in fig. 3 and 4, the two side surfaces of the intelligent module 1 are respectively provided with a protrusion 16, the position of the clamping plate 14 corresponding to the protrusion 16 is provided with a concave hole 17 matched with the protrusion, and the protrusion 16 of the intelligent module is clamped in the concave hole 17 in the state that the intelligent module 1 is installed in the intelligent module clamp, so that the intelligent module is ensured not to drop.
The two sides of the bottom plate of the intelligent module 1 extend to the outside of the intelligent module and are provided with notches 18 which are sunken towards the inner side, the upper end of the clamping plate 14 is a trapezoidal surface with a smaller upper end, and the width of the lower side of the clamping plate 14 is matched with the width of the notches 18. Therefore, when the intelligent module is fixed in the clamp, the intelligent module is positioned in the middle of the clamp through the matching of the clamping plate and the notch.
The lower opening of the cavity 4 is provided with a cover plate 19, one side of the cover plate 19 is hinged on the high-voltage switch base body 3, the other side of the cover plate 19 is provided with a screw rod 20 which vertically penetrates through the cover plate 19 and is rotatably arranged on the cover plate, the lower end of the screw rod 20 is provided with a circular ring 21, the screw rod 20 is radially arranged along the circular ring 21, one end of the screw rod 20 is fixedly connected with the side face of one side of the circular ring 21, and a nut 22 is fixed at the position of the high-voltage switch base body.
The operating mechanism based on the operating rod maintenance type intelligent high-voltage switch further comprises a cover plate operating rod, the cover plate operating rod comprises a rod body, a circular ring groove body 23 and a driving rod 24, a groove matched with a circular ring 21 is formed in the upper side of the circular ring groove body 23, the circular ring groove body 23 is fixed to the upper end of the rod body, the driving rod 24 is perpendicular to the side face of the circular ring groove body 23, and one end of the driving rod 24 is fixed to the side face of the circular ring groove body 23. When in use, the ring groove body 23 is rotated to cover the ring 21 to release the screw 20, and then the cover plate 19 is pulled downwards by the driving rod 24 to cover the ring 21 from the side.
The body of rod contains the upper end body of rod 25 and a plurality of connecting rods 26, the upper end of connecting rod 26 is provided with the screw rod 27 protruding in the connecting rod tip, the upper end body of rod and the lower extreme of connecting rod all are provided with sleeve pipe 28 and nut 29, nut 29 is fixed at the upper end body of rod and connecting rod lower extreme tip, sleeve pipe 28 cover is established in the upper end body of rod and the lower extreme outside of connecting rod and is held nut 29 including, sleeve pipe 28 one side is opened has a through-hole 30, connecting rod 26 upper end side is provided with a spring catch 31 that matches with through-hole 30, spring catch 31 is along the radial setting of connecting rod 26 cross section, under the fixed state of screwing of the nut of the upper end screw rod and the upper end. Therefore, the two operating rods can be spliced according to the required length to obtain the required length, and the field operation and maintenance are facilitated. The arrangement of the spring pin 31 can effectively avoid the looseness of the connecting part and increase the safety.
The four corners of the cavity 4 are respectively provided with a guide block 32, the outer side surface of each guide block 32 is fixed on the inner wall of the cavity, the four guide blocks 32 jointly form a module mounting groove matched with the intelligent module 1, and the lower end of each guide block 32 is provided with a wedge-shaped surface for guiding.
Operating mechanism based on control rod maintenance type intelligent high voltage switch still contains pilot lamp system, pilot lamp system contains power 33, anchor clamps pilot lamp 34, contact pilot lamp 35, indicator lamp 36 and button 37 in place, anchor clamps pilot lamp 34 one end is connected with the power 33 positive pole, contact pilot lamp 35 one end is connected the intraoral first long contact pin of socket, 36 one end in place is connected the intraoral short contact pin of socket, the intraoral second long contact pin of power 33 positive pole connection socket, hold 4 upside sockets of chamber respectively with first long contact pin, second long contact pin and short contact pin correspond the setting and be three socket interconnect, anchor clamps pilot lamp 34, contact pilot lamp 35 and the other end of indicator lamp 36 in place connect button 37 one end, the button 37 other end is connected the power 33 negative pole, the module control rod upside corresponds the button position and is provided with bellied round pin. When using, at first install intelligent module 1 on the intelligent object anchor clamps, when the installation targets in place on anchor clamps, protruding round pin is with button 37 jack-up switch-on, anchor clamps pilot lamp 34 is bright this moment, represent that intelligent object installs on anchor clamps and targets in place, then insert the appearance intracavity with intelligent object from holding the chamber downside through the module action bars, when the socket contact, long pointer switches on at first, contact pilot lamp 35 lights this moment, it is correct to show the socket contact, can rotate the module action bars this moment and screw the lock with the axis of rotation upper end, when rotating and target in place, short pointer also switches on, the indicator 36 that targets in place this moment lights, the installation targets in place directly pulls out the module action bars, accomplish the module installation.
Still be provided with the antenna on the high tension switchgear base member 3, when intelligent object 1 installed in place, through plug and antenna intercommunication, fortune dimension personnel can carry out routine maintenance through the data in the mobile terminal (cell-phone, pad etc.) wireless acquisition intelligent object 1 subaerial.
The invention solves the problem of installation and maintenance of the intelligent module after the high-voltage switch and the intelligent module are installed together; the operating mechanism can directly operate and maintain the intelligent module arranged on the telegraph pole on the ground, and has the advantages of simple structure, convenience in operation, reasonable design and convenience in popularization.
The above description of the present invention is intended to be illustrative. Various modifications, additions and substitutions for the specific embodiments described may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.
Claims (10)
1. The utility model provides an operating mechanism based on intelligent high tension switchgear is maintained to action bars, contains intelligent object and module action bars, its characterized in that: the high-voltage switch is characterized in that a containing cavity matched with the intelligent module is arranged in the high-voltage switch base body, an opening communicated with the containing cavity is arranged at the lower side of the base body, sockets matched with each other are arranged on the upper side of the intelligent module and the upper side surface of the containing cavity, the intelligent module is inserted into the containing cavity from the opening and is connected with the high-voltage switch through the sockets, a rotating shaft which penetrates through the intelligent module along the vertical direction and is rotatably arranged in the intelligent module is arranged in the intelligent module, a threaded hole is formed in the upper end of the rotating shaft, a bolt matched with the threaded hole is arranged at the position, corresponding to the upper end of the rotating shaft, of the upper side surface of the containing cavity, the module operating rod comprises an intelligent module clamp, a twisting part, a rod body and a screw driver, the twisting part is made of elastic materials, the lower end, the lower end of the rotating shaft is provided with a bayonet matched with the screwdriver.
2. The joystick maintenance-based intelligent high voltage switch operating mechanism as claimed in claim 1, wherein: the intelligent module clamp comprises a bottom plate and two side clamping plates, the bottom plate is perpendicular to the rod body, the bottom plate is sleeved at the upper end of the rod body and can rotate freely, the two side clamping plates are symmetrically arranged on two sides of the bottom plate, the lower sides of the clamping plates are fixedly connected with the bottom plate, the space between the clamping plates is matched with the width of the intelligent module, the upper ends of the clamping plates are bent outwards, two transverse shafts are arranged at the positions, corresponding to the bending positions of the two side clamping plates, of the accommodating cavity, and the.
3. The operating mechanism of claim 2, wherein the operating mechanism comprises: the intelligent module is characterized in that the side faces of two sides of the intelligent module are respectively provided with an arch, the clamping plate is provided with a concave hole matched with the arch in a corresponding protruding position, and the protruding clamp of the intelligent module is arranged in the concave hole in a state that the intelligent module is installed in the intelligent module clamp.
4. The operating mechanism of claim 2, wherein the operating mechanism comprises: the intelligent module bottom plate both sides extend to the intelligent module outside and the bottom plate both sides are provided with the sunken notch in the inboard, and the splint upper end is the less trapezoidal face in upper end and splint downside width matches with the notch width.
5. The joystick maintenance-based intelligent high voltage switch operating mechanism as claimed in claim 1, wherein: the high-voltage switch is characterized in that an opening at the lower side of the accommodating cavity is provided with a cover plate, one side of the cover plate is hinged to the high-voltage switch base body, the other side of the cover plate is provided with a screw rod which vertically penetrates through the cover plate and is rotatably arranged on the cover plate, the lower end of the screw rod is provided with a circular ring, the screw rod is arranged along the radial direction of the circular ring, one end of the screw rod is fixedly connected with the side face of one side of the circular ring.
6. The joystick maintenance-based intelligent high voltage switch operating mechanism as claimed in claim 5, wherein: still contain an apron action bars, the apron action bars contains the body of rod, ring groove body and driving lever, and the ring groove body upside is seted up and is fixed in the body of rod upper end with the recess that the ring matches and the ring groove body, and driving lever perpendicular to ring groove side sets up and driving lever one end is fixed on ring groove side.
7. The operating mechanism of the intelligent high-voltage switch based on the joystick maintenance type according to claim 1 or 6, wherein: the body of rod contains the upper end body of rod and a plurality of connecting rods, the upper end of connecting rod is provided with the screw rod of protruding in the connecting rod tip, the lower extreme of the upper end body of rod and connecting rod all is provided with sleeve pipe and nut, the nut is fixed at the upper end body of rod and connecting rod lower extreme tip, the sleeve pipe cover is established in the upper end body of rod and the connecting rod lower extreme outside and is held the nut including, open sleeve pipe one side has a through-hole, connecting rod upper end side is provided with a spring catch that matches with the through-hole, the spring catch is along the radial setting of connecting rod cross section, under the state of the nut of connecting rod upper end screw rod and.
8. The joystick maintenance-based intelligent high voltage switch operating mechanism as claimed in claim 1, wherein: the intelligent module comprises an intelligent module, a guide block and a positioning device, wherein the guide block is arranged at each of four corners of the accommodating cavity, the outer side surface of the guide block is fixed on the inner wall of the accommodating cavity, the four guide blocks jointly form a module mounting groove matched with the intelligent module, and a wedge-shaped surface for guiding is arranged at the lower end of the guide block.
9. The joystick maintenance-based intelligent high voltage switch operating mechanism as claimed in claim 1, wherein: the screwdriver is a hexagonal prism, and the concave hole at the lower end of the rotating shaft is a hexagon socket.
10. The joystick maintenance-based intelligent high voltage switch operating mechanism as claimed in claim 1, wherein: still contain pilot lamp system, pilot lamp system contains the power, the anchor clamps pilot lamp, the contact pilot lamp, indicator and button target in place, anchor clamps pilot lamp one end is connected with the power is anodal, contact pilot lamp one end is connected the intraoral first long contact pin of plug, indicator one end that targets in place is connected the intraoral short contact pin, the anodal long contact pin of second that connects the plug, hold chamber upside socket respectively with first long contact pin, the long contact pin of second and short contact pin correspond the setting and be three socket interconnect, the anchor clamps pilot lamp, the other end connection button one end of contact pilot lamp and indicator that targets in place, the power negative pole is connected to the button other end, the module action bars upside corresponds the button position and is provided with bellied round pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910017831.2A CN109637876B (en) | 2019-01-09 | 2019-01-09 | Operating mechanism based on operating rod maintenance type intelligent high-voltage switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910017831.2A CN109637876B (en) | 2019-01-09 | 2019-01-09 | Operating mechanism based on operating rod maintenance type intelligent high-voltage switch |
Publications (2)
| Publication Number | Publication Date |
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| CN109637876A CN109637876A (en) | 2019-04-16 |
| CN109637876B true CN109637876B (en) | 2020-04-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910017831.2A Active CN109637876B (en) | 2019-01-09 | 2019-01-09 | Operating mechanism based on operating rod maintenance type intelligent high-voltage switch |
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Family Cites Families (8)
| 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 |
| US7909376B1 (en) * | 2008-09-23 | 2011-03-22 | Mckinley Larry W | Lineman's pole and hook assembly |
| CN201584349U (en) * | 2009-11-23 | 2010-09-15 | 许继集团有限公司 | High-voltage isolation switch |
| CN105161327B (en) * | 2015-09-30 | 2018-05-29 | 华能国际电力股份有限公司玉环电厂 | Switch safety operating device |
| CN105575688A (en) * | 2016-01-22 | 2016-05-11 | 国网浙江省电力公司金华供电公司 | Knife switch operating device |
| CN206758348U (en) * | 2017-05-27 | 2017-12-15 | 浙江梅高电气有限公司 | A kind of high-voltage vacuum load switch |
| CN107464723A (en) * | 2017-09-21 | 2017-12-12 | 江苏南瑞帕威尔电气有限公司 | SF6 on-load switches on post |
| CN108198725A (en) * | 2018-02-10 | 2018-06-22 | 福建省宏科电力科技有限公司 | One or two fusion intelligent switch of integral type |
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