CN203312690U - Combined electric appliance with isolation, load, fusing and grounding functions - Google Patents
Combined electric appliance with isolation, load, fusing and grounding functions Download PDFInfo
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- CN203312690U CN203312690U CN2013203786657U CN201320378665U CN203312690U CN 203312690 U CN203312690 U CN 203312690U CN 2013203786657 U CN2013203786657 U CN 2013203786657U CN 201320378665 U CN201320378665 U CN 201320378665U CN 203312690 U CN203312690 U CN 203312690U
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Abstract
The utility model discloses a combined electric appliance with isolation, load, fusing and grounding functions. The electric appliance comprises a rack. An upper portion of the rack is fixed with three bus inlet wire columns. The rack is pivoted with an insulation rotating shaft, a pole column operation shaft, a grounding operation shaft, a grounding rotating shaft and a separating brake triggering shaft. The insulation rotating shaft is provided with three isolation disconnecting links. A central section of the rack is provided with three solid encapsulated pole columns. A lower end of each isolation disconnecting link is hinged with an inlet wire column of each solid encapsulated pole column. The grounding rotating shaft is fixed with a grounding disconnecting link. The grounding operation shaft, the grounding rotating shaft and the insulation rotating shaft are connected through a first connecting lever, a second connecting lever, a third connecting lever, a first connecting rod and a second connecting rod. A lower portion of the rack is provided with three fuses. An upper portion of each fuse is connected with an outlet wire column of each solid encapsulated pole column. A lower portion of each fuse is provided with a supporting seat which is cooperated with the grounding disconnecting link. Three trigger connecting levers which are overlapped on upper ends of the three fuses are fixed on the separating brake triggering shaft at intervals. The structure is compact and the size is small. Security is good and cost is low.
Description
Technical field
The utility model relates to the switching device that indoor switch cabinet is used, especially a kind of combined electrical apparatus with isolation, load, fusing, grounding function.
Background technology
At present, on the market with the combined electrical apparatus of isolation, load, fusing, grounding function, usually exist volume larger, isolation fracture is not obvious, and antifouling property is poor, and closing operation power is large, the problem that mechanical performance inconvenience detects.
The utility model content
The technical problems to be solved in the utility model is to provide a kind of combined electrical apparatus with isolation, load, fusing, grounding function, compact conformation, and volume is little, easy to operate, and fail safe is good, and cost is low, is conducive to the miniaturization of switch cubicle.
For achieving the above object, the technical solution of the utility model is: a kind of band isolation, load, fusing, the combined electrical apparatus of grounding function, comprise frame, three fuses, three bus inlet wire posts are fixed at the interval, top of frame, the lower end of each bus inlet wire post is the inlet wire fixed contact, the middle and upper part pivot joint one insulation rotating shaft of frame, in the insulation rotating shaft, three isolation switchs are equipped with at interval, the position of three isolation switchs is corresponding with three bus inlet wire posts, three poles are equipped with at the middle part of frame, each pole comprises insulation shell, vacuum interrupter, the inlet wire post, outlet column, vacuum interrupter is clipped in the centre of insulation shell, the pull bar that vacuum interrupter is equipped with an operation combination or disconnects, it is indoor that described pull bar stretches into vacuum extinction from the lower end of vacuum interrupter, the inlet wire post stretches into insulation shell and is connected with the vacuum interrupter upper end from the top of insulation shell, the bottom that outlet column is supported on insulation shell is connected with the lower end of vacuum interrupter, the middle part of one insulated connecting rod is hinged on the bottom of insulation shell, insulated connecting rod is hinged near an end of insulation shell and the lower end of pull bar, insulated connecting rod is hinged with an excess of stroke bar away from the other end of insulation shell, the upper end of the inlet wire post of the lower end of each isolation switch and each pole is hinged, pivot joint one pole operating axis on the frame of three pole one sides, spaced three projections on the pole operating axis, the top of the described excess of stroke bar on the free end that each is protruding and each pole is articulated, on the pole operating axis, also be provided with at least two separating brake connecting levers, between each separating brake connecting lever and frame, the separating brake extension spring be housed, ground connection operating axis of the middle part pivot joint of frame, ground connection rotating shaft of the bottom pivot joint of frame, in the ground connection rotating shaft, be fixed with grounding switch, one end of ground connection operating axis is fixed with the first connecting lever, one end of ground connection rotating shaft is fixed with the second connecting lever, and the first connecting lever is connected by first connecting rod with the free end of the second connecting lever, three fuse supporting seats are equipped with at the interval, bottom of frame, and three fuse supporting seats are connected on frame by three insulators respectively, and the lower end of three fuse supporting seats respectively is provided with the cutter holder matched with grounding switch, the top of three fuses is connected with the outlet column of three poles respectively, and the bottom of three fuses is supported on respectively on three fuse supporting seats, one end of insulation rotating shaft is fixed with the 3rd connecting lever, and the free end of the 3rd connecting lever is connected by second connecting rod with the free end of the first connecting lever, one side of frame is equipped with an operating mechanism, and operating mechanism is provided with an output revolving shaft and is connected to drive the rotation of pole operating axis and location with the pole operating axis, axle is triggered at the middle part of frame also pivot joint one separating brake, separating brake triggers interval on axle and fixes three triggering connecting levers, three free ends that trigger connecting levers are overlapped on respectively the upper end of three fuses, and the end that separating brake triggers axle stretches in operating mechanism trigger action mechanism after fuse blows and carries out separating brake.
Further improve, excess of stroke stage clip is equipped with in the centre of the described excess of stroke bar on each pole.Effectively guarantee the reliability of vacuum interrupter bonding state.
Further improve, the middle and upper part of the insulation shell of each pole is provided with a circle and is roughly square flange, and the described flange on three poles also forms insulating barrier together.The isolation of Convenient switch cabinet bus-bar room and switch gear room.
Further improve, the free end of the 3rd connecting lever also is hinged with an end of a L shaped positioning linkage rod, and the middle part of L shaped positioning linkage rod is hinged on the side of frame, and a location spring also is housed between the other end of L shaped positioning linkage rod and frame.The location of convenient insulation rotating shaft.
Further improve, opposite side in the frame away from operating mechanism also is provided with the 4th connecting lever and the 5th connecting lever, one end of the 4th connecting lever and pole operating axis fixes, the 5th connecting lever is articulated on the side of the frame between pole operating axis and ground connection operating axis, the free end of the 4th connecting lever is connected by third connecting rod with the free end of the 5th connecting lever, the outer peripheral face of the 5th connecting lever is provided with detent, the outer peripheral face of the first connecting lever also is provided with detent, a hinged activity orientation piece on frame between the first connecting lever and the 5th connecting lever, the activity orientation piece matches with the detent of the 5th connecting lever and the first connecting lever respectively.Be grounded the interlock function of operating axis and pole operating axis, further improve the reliability of operation, prevent misoperation.
Further improve, the output revolving shaft on described operating mechanism is connected by coupling band with the pole operating axis.The installing/dismounting of handled easily mechanism, make operating mechanism realize modularization.
Further improve, the top of frame first arranges an insulation crossbeam, and three bus inlet wire intercolumniations are every being fixed on the insulation crossbeam.Facilitate the fixing of three bus inlet wire posts.
Preferred described operating mechanism comprises a housing, the output revolving shaft of operating mechanism is contained on housing, the housing of operating mechanism fixes by bolt and frame, and described housing is provided with the ground connection handle hole, and an end of ground connection rotating shaft is through on the ground connection handle hole of described housing; Further, one operation rotating shaft, an energy storage rotating shaft also are housed on the housing of described operating mechanism, operation rotating shaft, energy storage rotating shaft, output revolving shaft are parallel to each other, the operation rotating shaft is connected by a pair of gear with the energy storage rotating shaft, between the rear portion of energy storage rotating shaft and described housing, the energy storage extension spring is housed, in the energy storage rotating shaft, guide vane end stop is housed, cam is housed on output revolving shaft, output revolving shaft rotates and location by driving coordinating of guide vane end stop and cam in the energy storage rotating shaft, realizes dividing, closing a floodgate of vacuum interrupter.This operating mechanism convenient and reliable operation, be conducive to realize miniaturization.
The utility model, with respect to existing combined electrical apparatus with isolation, load, fusing, grounding function, has the following advantages:
1, pole is hinged on the bottom of insulation shell by the middle part of an insulated connecting rod, insulated connecting rod is hinged near an end of insulation shell and the lower end of pull bar, make the operating mechanism of vacuum interrupter can be in the side of vacuum interrupter, than the traditional operation mechanism be in below vacuum interrupter, whole pole height is shortened dramatically; Facilitate the layout of whole pole to install; the upper end of the inlet wire post of the lower end of each isolation switch and each pole is hinged simultaneously, realize that isolating switch is connected with the zero distance of pole, so overall structure is very compact; volume is little, is conducive to the miniaturization of switch cubicle;
2, fail safe is good, in case outgoing line side has fault, the fuse striker hits, and will trigger axle trigger action mechanism by triggering connecting lever, separating brake and carry out separating brake; Insulate simultaneously rotating shaft, ground connection operating axis, ground connection rotating shaft is to link together by the first connecting lever, the second connecting lever, the 3rd connecting lever, first connecting rod and second connecting rod, link each other, when isolation switch closed a floodgate, grounding switch was just earth-free, during the isolation switch separating brake, grounding switch is with regard to ground connection; Therefore the fail safe of whole mechanism is higher;
3, operating mechanism is realized modularization, Whole-dismountable and installation, and maintenance is convenient;
4, whole interrupter, load mechanism, fuse, earthing mechanism combines in order, and operating mechanism only needs one, realizes minimizing of manufacturing cost;
5, pole is by APG technique, utilize epoxy resin that arc control device and upper lower wire end are all sealed, not only dwindled the arc control device size, and thorough section is not subjected to the impact of external environment such as dust, moisture etc., improved weatherability, now epoxy resin not only as once the part main insulation, become again mechanical support, its Electric Field Distribution and stress distribution are better than the insulating barrier structure of various shapes; Because arc control device do not need additional fasteners, current-carrying spare is fixed on its position securely by casting resin on every side, and this has just greatly reduced the number of components of arc control device, and maintenance is easier, and the life-span is longer.
The accompanying drawing explanation
Fig. 1 is the utility model stereogram;
Fig. 2 is the utility model rearview;
Fig. 3 is the right view of Fig. 2;
Fig. 4 is the left view of Fig. 2;
Fig. 5 is the A-A cutaway view of Fig. 2;
Fig. 6 is the axial cutaway view Amplified image of the utility model pole;
Fig. 7 is the utility model operating mechanism backsight enlarged drawing.
Embodiment
Below in conjunction with accompanying drawing and concrete execution mode, the utility model is described in further detail.
Fig. 1 is to shown in Figure 7, a kind of band isolation, load, fusing, the combined electrical apparatus of grounding function, comprise frame 1, three fuses 10, three bus inlet wire posts 2 are fixed at the interval, top of frame 1, be specially an insulation crossbeam 11 first is set on the top of frame 1, three bus inlet wire post 2 intervals are fixed on insulation crossbeam 11, the lower end of each bus inlet wire post 2 is the inlet wire fixed contact, the middle and upper part pivot joint one insulation rotating shaft 3 of frame 1, in insulation rotating shaft 3, three isolation switchs 31 are equipped with at interval, the position of three isolation switchs 31 is corresponding with three bus inlet wire posts 2, three poles 4 are equipped with at the middle part of frame 1 side by side, each pole 4 comprises insulation shell 41, vacuum interrupter 42, inlet wire post 43, outlet column 44, vacuum interrupter 42 is clipped in the centre of insulation shell 41, the pull bar 45 that vacuum interrupter 42 is equipped with an operation combination or disconnects, described pull bar 45 stretches in vacuum interrupter 42 from the lower end of vacuum interrupter 42, inlet wire post 43 stretches into insulation shell 41 and is connected with vacuum interrupter 42 upper ends from the top of insulation shell 41, the bottom that outlet column 44 is supported on insulation shell 41 is flexible coupling and 49 with the lower end of vacuum interrupter 42, is connected by copper, the middle part of one insulated connecting rod 46 is hinged on the bottom of insulation shell 41, insulated connecting rod 46 is hinged near an end of insulation shell 41 and the lower end of pull bar 45, insulated connecting rod 46 is hinged with an excess of stroke bar 47 away from the other end of insulation shell 41,
Excess of stroke stage clip 48 is equipped with in the centre of described excess of stroke bar 47;
The upper end of the inlet wire post 43 of the lower end of each isolation switch 31 and each pole 4 is hinged;
Pivot joint one pole operating axis 5 on the frame 1 of three pole 4 one sides, spaced three projections 51 on pole operating axis 5, the top of the described excess of stroke bar 47 on the free end of each projection 51 and each pole 4 is articulated, on pole operating axis 5, also be provided with at least two separating brake connecting levers, between each separating brake connecting lever and frame 1, separating brake extension spring 6 be housed;
Ground connection operating axis 7 of the middle part pivot joint of frame 1, ground connection rotating shaft 8 of the bottom pivot joint of frame 1, in ground connection rotating shaft 8, be fixed with grounding switch 81, one end of ground connection operating axis 7 is fixed with the first connecting lever 91, the free end that one end of ground connection rotating shaft 8 is fixed with the second connecting lever 92, the first connecting levers 91 and the second connecting lever 92 is connected by first connecting rod 9a;
The interval, bottom of frame 1 is equipped with 101, three fuse supporting seats 101 of three fuse supporting seats and by three insulators 102, is connected on frame 1 respectively, and the lower end of three fuse supporting seats 101 respectively is provided with the cutter holder matched with grounding switch 81;
The top of three fuses 10 is connected with the outlet column 44 of three poles 4 respectively, and the bottom of three fuses 10 is supported on respectively on three fuse supporting seats 101,
The free end that one end of insulation rotating shaft 3 is fixed with the 3rd connecting lever 93, the three connecting levers 93 is connected by second connecting rod 9b with the free end of the first connecting lever 91;
One side of frame 1 is equipped with an operating mechanism 12, and operating mechanism 12 is provided with an output revolving shaft 121 and is connected to drive 5 rotations of pole operating axis and location with pole operating axis 5, and output revolving shaft 121 can be connected by coupling band 52 with pole operating axis 5;
Axle 13 is triggered at the middle part of frame 1 also pivot joint one separating brake, separating brake triggers interval on axle 13 and fixes three triggering connecting levers 131, three free ends that trigger connecting levers 131 are overlapped on respectively the upper end of three fuses 10, and the end that separating brake triggers axle 13 stretches in operating mechanism 12 trigger action mechanism 12 after fuse 10 fuses and carries out separating brake;
Preferred described operating mechanism 12 comprises a housing 122, the output revolving shaft 121 of operating mechanism 12 is contained on housing 122, the housing 122 of operating mechanism 12 fixes by bolt and frame 1, described housing 122 is provided with ground connection handle hole 1221, and an end of ground connection operating axis 7 is through on the ground connection handle hole 1221 of described housing 122;
One operation rotating shaft 123, an energy storage rotating shaft 124 also are housed on the housing 122 of described operating mechanism 12, operation rotating shaft 123, energy storage rotating shaft 124, output revolving shaft 121 are parallel to each other, operation rotating shaft 123 is connected by a pair of gear with energy storage rotating shaft 124, between the rear portion of energy storage rotating shaft 124 and described housing 122, energy storage extension spring 125 is housed, in energy storage rotating shaft 124, guide vane end stop is housed, on output revolving shaft 121, cam is housed, energy storage rotating shaft 124 drives output revolving shaft 121 by guide vane end stop and coordinating of cam and rotates and location;
The free end of the 3rd connecting lever 93 also is hinged with the end of a L shaped positioning linkage rod 9c, and the middle part of L shaped positioning linkage rod 9c is hinged on the side of frame 1, and a location spring 9d also is housed between the other end of L shaped positioning linkage rod 9c and frame 1;
Opposite side in the frame 1 away from operating mechanism 12 also is provided with the 4th connecting lever 94 and the 5th connecting lever 95, the 4th connecting lever 94 fixes with an end of pole operating axis 5, the 5th connecting lever 95 is articulated on the side of the frame 1 between pole operating axis 5 and ground connection operating axis 7, the free end of the free end of the 4th connecting lever 94 and the 5th connecting lever 95 is connected by third connecting rod 9e, the outer peripheral face of the 5th connecting lever 95 is provided with detent 951, the outer peripheral face of the first connecting lever 91 also is provided with detent 911, a hinged activity orientation piece 96 on frame 1 between the first connecting lever 91 and the 5th connecting lever 95, activity orientation piece 96 respectively with the detent 951 of the 5th connecting lever 95 and the first connecting lever 91, 911 match,
The middle and upper part of the insulation shell 41 of each pole 4 is provided with a circle and is roughly the described flange 411 on 411, three poles 4 of square flange and forms insulating barrier together.
Operating process of the present utility model is:
By rotating ground connection operating axis 7, by the first connecting lever 91, second connecting rod 9b, the 3rd connecting lever 93, drive insulation rotating shaft 3 again and rotate combined floodgate and the separating brake of realizing isolation switch 31, by the first connecting lever 91, first connecting rod 9a, the second connecting lever 92, drive ground connection rotating shaft 8 and grounding switch 81 ground connection or earth-free simultaneously, when isolation switch 31 closed a floodgate, grounding switch 81 was earth-free, grounding switch 81 ground connection during isolation switch 31 separating brake;
When rotation ground connection operating axis 7 makes three isolation switchs 31 and three bus inlet wire posts 2 in conjunction with combined floodgate, grounding switch 81 is in earth-free state, now activity orientation piece 96 embeds in the detent 911 of the first connecting lever 91, the 5th connecting lever 95 is free to rotate, now the output revolving shaft 121 by operating mechanism 12 can drive 5 rotations of pole operating axis and coordinates the combination that realizes vacuum interrupter 42 on pole 4 or disconnect by two separating brake extension springs 6, when on pole 4, vacuum interrupter 42 is in bonding state, activity orientation piece 96 is stuck on the 5th connecting lever 95 outer peripheral faces, the first connecting lever 91 can not rotate, grounding misoperation while preventing that vacuum interrupter 42 is in bonding state, when vacuum interrupter on pole 4 42 disconnects, activity orientation piece 96 embeds in the detent 951 of the 5th connecting lever 95, now the first connecting lever 91 is free to rotate, just can rotate ground connection operating axis 7 and makes isolation switch 31 separating brakes and make simultaneously grounding switch 81 be in ground state.
Be only below preferred embodiment of the utility model, the change that those skilled in the art does to be equal to by claim all falls into the protection range of this case.
Claims (9)
1. band isolation, load, fusing, the combined electrical apparatus of grounding function, comprise frame, three fuses, three bus inlet wire posts are fixed at the interval, top of frame, the lower end of each bus inlet wire post is the inlet wire fixed contact, the middle and upper part pivot joint one insulation rotating shaft of frame, in the insulation rotating shaft, three isolation switchs are equipped with at interval, the position of three isolation switchs is corresponding with three bus inlet wire posts, it is characterized in that: three poles are equipped with at the middle part of frame, each pole comprises insulation shell, vacuum interrupter, the inlet wire post, outlet column, vacuum interrupter is clipped in the centre of insulation shell, the pull bar that vacuum interrupter is equipped with an operation combination or disconnects, it is indoor that described pull bar stretches into vacuum extinction from the lower end of vacuum interrupter, the inlet wire post stretches into insulation shell and is connected with the vacuum interrupter upper end from the top of insulation shell, the bottom that outlet column is supported on insulation shell is connected with the lower end of vacuum interrupter, the middle part of one insulated connecting rod is hinged on the bottom of insulation shell, insulated connecting rod is hinged near an end of insulation shell and the lower end of pull bar, insulated connecting rod is hinged with an excess of stroke bar away from the other end of insulation shell,
The upper end of the inlet wire post of the lower end of each isolation switch and each pole is hinged;
Pivot joint one pole operating axis on the frame of three pole one sides, spaced three projections on the pole operating axis, the top of the described excess of stroke bar on the free end that each is protruding and each pole is articulated, on the pole operating axis, also be provided with at least two separating brake connecting levers, between each separating brake connecting lever and frame, the separating brake extension spring be housed;
Ground connection operating axis of the middle part pivot joint of frame, ground connection rotating shaft of the bottom pivot joint of frame, in the ground connection rotating shaft, be fixed with grounding switch, one end of ground connection operating axis is fixed with the first connecting lever, one end of ground connection rotating shaft is fixed with the second connecting lever, and the first connecting lever is connected by first connecting rod with the free end of the second connecting lever;
Three fuse supporting seats are equipped with at the interval, bottom of frame, and three fuse supporting seats are connected on frame by three insulators respectively, and the lower end of three fuse supporting seats respectively is provided with the cutter holder matched with grounding switch;
The top of three fuses is connected with the outlet column of three poles respectively, and the bottom of three fuses is supported on respectively on three fuse supporting seats;
One end of insulation rotating shaft is fixed with the 3rd connecting lever, and the free end of the 3rd connecting lever is connected by second connecting rod with the free end of the first connecting lever;
One side of frame is equipped with an operating mechanism, and operating mechanism is provided with an output revolving shaft and is connected to drive the rotation of pole operating axis and location with the pole operating axis;
Axle is triggered at the middle part of frame also pivot joint one separating brake, separating brake triggers interval on axle and fixes three triggering connecting levers, three free ends that trigger connecting levers are overlapped on respectively the upper end of three fuses, and the end that separating brake triggers axle stretches in operating mechanism trigger action mechanism after fuse blows and carries out separating brake.
2. a kind of combined electrical apparatus with isolation, load, fusing, grounding function according to claim 1, it is characterized in that: excess of stroke stage clip is equipped with in the centre of the described excess of stroke bar on each pole.
3. a kind of combined electrical apparatus with isolation, load, fusing, grounding function according to claim 1, it is characterized in that: the middle and upper part of the insulation shell of each pole is provided with a circle and is roughly square flange, and the described flange on three poles also forms insulating barrier together.
4. a kind of combined electrical apparatus with isolation, load, fusing, grounding function according to claim 1, it is characterized in that: the free end of the 3rd connecting lever also is hinged with an end of a L shaped positioning linkage rod, the middle part of L shaped positioning linkage rod is hinged on the side of frame, and a location spring also is housed between the other end of L shaped positioning linkage rod and frame.
5. a kind of band isolation according to claim 1, load, fusing, the combined electrical apparatus of grounding function, it is characterized in that: the opposite side in the frame away from operating mechanism also is provided with the 4th connecting lever and the 5th connecting lever, one end of the 4th connecting lever and pole operating axis fixes, the 5th connecting lever is articulated on the side of the frame between pole operating axis and ground connection operating axis, the free end of the 4th connecting lever is connected by third connecting rod with the free end of the 5th connecting lever, the outer peripheral face of the 5th connecting lever is provided with detent, the outer peripheral face of the first connecting lever also is provided with detent, a hinged activity orientation piece on frame between the first connecting lever and the 5th connecting lever, the activity orientation piece matches with the detent of the 5th connecting lever and the first connecting lever respectively.
6. a kind of combined electrical apparatus with isolation, load, fusing, grounding function according to claim 1, it is characterized in that: the output revolving shaft on described operating mechanism is connected by coupling band with the pole operating axis.
7. a kind of combined electrical apparatus with isolation, load, fusing, grounding function according to claim 1 is characterized in that: the top of frame first arranges an insulation crossbeam, and three bus inlet wire intercolumniations are every being fixed on the insulation crossbeam.
8. according to the described a kind of combined electrical apparatus with isolation, load, fusing, grounding function of claim 1 to 7 any one, it is characterized in that: described operating mechanism comprises a housing, the output revolving shaft of operating mechanism is contained on housing, the housing of operating mechanism fixes by bolt and frame, described housing is provided with the ground connection handle hole, and an end of ground connection operating axis is through on the ground connection handle hole of described housing.
9. a kind of combined electrical apparatus with isolation, load, fusing, grounding function according to claim 8, it is characterized in that: an operation rotating shaft, an energy storage rotating shaft also are housed on the housing of described operating mechanism, operation rotating shaft, energy storage rotating shaft, output revolving shaft are parallel to each other, the operation rotating shaft is connected by a pair of gear with the energy storage rotating shaft, between the rear portion of energy storage rotating shaft and described housing, the energy storage extension spring is housed, in the energy storage rotating shaft, guide vane end stop is housed, cam is housed on output revolving shaft, and the energy storage rotating shaft is rotated and locates by driving output revolving shaft coordinating of guide vane end stop and cam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203786657U CN203312690U (en) | 2013-06-28 | 2013-06-28 | Combined electric appliance with isolation, load, fusing and grounding functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203786657U CN203312690U (en) | 2013-06-28 | 2013-06-28 | Combined electric appliance with isolation, load, fusing and grounding functions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203312690U true CN203312690U (en) | 2013-11-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203786657U Expired - Fee Related CN203312690U (en) | 2013-06-28 | 2013-06-28 | Combined electric appliance with isolation, load, fusing and grounding functions |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104681347A (en) * | 2015-03-10 | 2015-06-03 | 埃尔凯电器（珠海）有限公司 | Operating mechanism and high-voltage switch with operating mechanism |
| CN106169712A (en) * | 2016-09-29 | 2016-11-30 | 协成科技股份有限公司 | Vertical flush mounting type high voltage load switch fuse combined electric apparatus |
| CN106653460A (en) * | 2016-12-28 | 2017-05-10 | 滁州品之达电器科技有限公司 | HVAC disconnector and earthing switch combination |
| CN107359536A (en) * | 2017-08-09 | 2017-11-17 | 上海南华兰陵电气有限公司 | Environmentally friendly gas-insulated ring network cabinet |
| CN108711772A (en) * | 2018-07-16 | 2018-10-26 | 上海大华电器设备有限公司 | A kind of switchgear switch unit |
| CN110444438A (en) * | 2019-07-22 | 2019-11-12 | 安徽通球智能化科技有限公司 | A kind of Solid-sealing vacuum load switch sealing structure |
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2013
- 2013-06-28 CN CN2013203786657U patent/CN203312690U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104681347A (en) * | 2015-03-10 | 2015-06-03 | 埃尔凯电器（珠海）有限公司 | Operating mechanism and high-voltage switch with operating mechanism |
| CN106169712A (en) * | 2016-09-29 | 2016-11-30 | 协成科技股份有限公司 | Vertical flush mounting type high voltage load switch fuse combined electric apparatus |
| CN106169712B (en) * | 2016-09-29 | 2019-01-11 | 协成科技股份有限公司 | Vertical flush mounting type high voltage load switch-fuse combined electric apparatus |
| CN106653460A (en) * | 2016-12-28 | 2017-05-10 | 滁州品之达电器科技有限公司 | HVAC disconnector and earthing switch combination |
| CN107359536A (en) * | 2017-08-09 | 2017-11-17 | 上海南华兰陵电气有限公司 | Environmentally friendly gas-insulated ring network cabinet |
| CN108711772A (en) * | 2018-07-16 | 2018-10-26 | 上海大华电器设备有限公司 | A kind of switchgear switch unit |
| CN110444438A (en) * | 2019-07-22 | 2019-11-12 | 安徽通球智能化科技有限公司 | A kind of Solid-sealing vacuum load switch sealing structure |
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Effective date of registration: 20190124 Address after: 323000 Wenyi 788, Bihu Industrial Park, Liandu District, Lishui City, Zhejiang Province Patentee after: Zhejiang Tianrun Electric Co., Ltd. Address before: Room 103, No. 131 Nanshan Garden Middle Road, Bihu Town, Liandu District, Lishui City, Zhejiang Province Patentee before: Zhejiang Tianrun Electric Power Technology Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131127 Termination date: 20210628 |