CN108962666B - Intelligent outdoor high-voltage alternating current vacuum load switch - Google Patents
Intelligent outdoor high-voltage alternating current vacuum load switch Download PDFInfo
- Publication number
- CN108962666B CN108962666B CN201811106101.1A CN201811106101A CN108962666B CN 108962666 B CN108962666 B CN 108962666B CN 201811106101 A CN201811106101 A CN 201811106101A CN 108962666 B CN108962666 B CN 108962666B
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- limit
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- 238000009413 insulation Methods 0.000 claims abstract description 66
- 238000002955 isolation Methods 0.000 claims abstract description 26
- 238000003466 welding Methods 0.000 claims abstract description 3
- 238000004880 explosion Methods 0.000 claims 3
- 238000009434 installation Methods 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
- H01H33/6606—Terminal arrangements
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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
- H01H33/662—Housings or protective screens
- H01H33/66207—Specific housing details, e.g. sealing, soldering or brazing
Landscapes
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
- Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
Abstract
The invention discloses an intelligent outdoor high-voltage alternating current vacuum load switch, which comprises a fixed support and a fixed mounting seat, wherein the fixed mounting seat is arranged at the rear end position of the fixed support through welding, a first insulating column is arranged at the front end surface position of the top end of the fixed support, an elastic wire holder is arranged at the front end position of the first insulating column, an isolation disconnecting link is electrically connected at the front end surface position of the elastic wire holder through contact, a rotary switch device is horizontally and rotatably arranged at the middle position inside the fixed support, an insulating connecting rod is rotatably arranged at the middle position of the rotary switch device, and the insulation disconnecting link can be effectively and electrically connected with the isolation disconnecting link through the arranged elastic wire holder, so that poor contact between the isolation disconnecting link and an incoming wire holder is prevented; the locking of the rotary connecting rod can be ensured through the rotary switch device, and the operation is simple and convenient, and time and labor are saved.
Description
Technical Field
The invention belongs to the technical field of power equipment, and particularly relates to an intelligent outdoor high-voltage alternating-current vacuum load switch.
Background
The high-voltage alternating current vacuum load switch is suitable for being used in a three-phase alternating current high-voltage power system, is sleeved with distribution equipment, a ring network switch cabinet, a combined transformer substation and the like, has the capabilities of switching on and off rated current, overload current and preventing equipment from running in a phase-lack mode, has obvious isolation fracture, is compact in structure, small in size, long in service life, high in switching-on and switching-off capability, convenient to operate and maintain, and can serve as a ring network power supply unit or terminal equipment to play roles in distributing, controlling and protecting electric energy.
The existing outdoor high-voltage alternating-current vacuum load switch technology has the following problems:
1. the isolation disconnecting link in the existing outdoor high-voltage alternating-current vacuum load switch is electrically connected with the wire inlet wire holder in a contact manner, and in long-time working and use of the high-voltage alternating-current vacuum load switch, the situation that the isolation disconnecting link is in poor contact with the wire inlet wire holder can occur, so that current transmission is unstable, and the operation of a power grid connected with the rear end of the high-voltage alternating-current vacuum load switch is unstable;
2. the existing rotary switch internally mounted in the outdoor high-voltage alternating-current vacuum load switch is inconvenient to rotate in actual use, time and labor are wasted when electrician rotates, the current rotary switch is not ideal in self-locking effect, poor contact between an isolation disconnecting link and an incoming line wire holder is easily caused, power failure is possibly caused in serious cases, and great inconvenience is caused to actual use.
Disclosure of Invention
The invention aims to provide an intelligent outdoor high-voltage alternating current vacuum load switch, which solves the problems that the isolation disconnecting link and the wire inlet wire holder are in poor contact and the rotary switch is inconvenient to rotate in actual use in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the utility model provides an intelligent outdoor high-voltage alternating current vacuum load switch, includes fixed bolster and fixed mounting seat, fixed bolster rear end position department is through welded mounting has fixed mounting seat, the insulating post that takes a lightning is installed to fixed bolster top position department, terminal surface position department installs first insulating post before the fixed bolster top, first insulating post front end position department installs elastic connection seat, terminal surface position department is connected with the isolation switch through contact electric connection before the elastic connection seat, elastic connection seat front end right side position department is provided with vacuum interrupter, vacuum interrupter passes through connecting rod and fixed bolster fixed connection, the arc striking pole is installed through rotating to vacuum interrupter left end face, the arc striking pole other end is connected through first pivot and isolation switch top rotation, the inside intermediate position department horizontal rotation of fixed bolster installs rotation switching device, rotation switching device intermediate position department is through rotating and is installed insulating connecting rod, the insulating connecting rod other end is connected with the isolation switch rotation with the fuse mount pad, elastic connection seat front end position department is through second pivot and fuse mount pad rotation connection, the terminal surface is installed through second pivot and the insulator connection seat, the terminal surface is installed down to the second terminal surface position is connected with the third terminal surface, the terminal surface is connected with the third terminal surface is installed to the high-voltage fuse terminal position, the terminal surface is connected with the third terminal surface, and is connected with the terminal surface of the fixed connection seat.
Preferably, the elastic wire holder comprises an insulation fixing seat, an inner insulation limiting rod, an outer insulation limiting rod, a contact seat, an insulation spring and a wire inlet wire holder, wherein the inner insulation limiting rod is installed at the middle position of the right end face of the insulation fixing seat, the outer insulation limiting rod is sleeved at the right end position of the inner insulation limiting rod through sliding, the other end of the outer insulation limiting rod is fixedly connected with the left end face of the contact seat, the insulation spring is sleeved outside the inner insulation limiting rod and the outer insulation limiting rod, one end of the insulation spring is fixedly connected with the right end face of the insulation fixing seat, the other end of the insulation spring is fixedly connected with the left end face of the contact seat, the wire inlet wire holder is installed at the upper end position of the contact seat, and the elastic wire holder is fixedly connected with the first insulation column through the insulation fixing seat.
Preferably, the rotary switch device comprises a rotary connecting rod, a rotary connecting seat, a rotary connecting hole, a rotary seat, a sleeve joint hole, a limit groove, a limit bulge, a fixed limit seat, a sliding connecting hole, a limit spring and a rotary handle, wherein the rotary connecting seat is installed at the middle position of the upper end of the rotary connecting rod, the rotary connecting hole is formed in the middle position of the rotary connecting seat, the rotary connecting seat is sleeved at the left end and the right end of the rotary connecting rod, the sleeve joint hole is formed in the rotary connecting seat, the rotary connecting seat is sleeved with the rotary connecting rod through the sleeve joint hole, the limit groove is fixedly arranged in the rotary connecting seat, the limit bulge is sleeved in the limit groove, the limit bulge is fixedly installed on the outer side of the rotary connecting rod, the fixed limit seat is provided with the fixed limit seat, the sliding limit seat is internally provided with the sliding connecting hole, the sliding limit seat is sleeved with the rotary connecting rod through the sliding connecting hole, the fixed limit seat and the rotary connecting rod is fixedly connected with the rotary connecting rod through the sleeve joint hole, and the rotary connecting rod is fixedly arranged at the left side of the rotary connecting seat, and the rotary connecting rod is fixedly connected with the rotary connecting seat through the limit spring.
Preferably, the lightning protection insulating columns are three in number and have the same size specification, and the lightning protection insulating columns are uniformly arranged at the top end positions of the fixing support.
Preferably, the first insulating column, the second insulating column and the third insulating column are respectively provided with three and have the same size and structure.
Preferably, the rotary switch device can drive the isolation disconnecting link to rotate left and right relative to the second insulating column through the insulating connecting rod.
Preferably, the diameter size of the inner insulation limiting rod is smaller than that of the outer insulation limiting rod, and the contact seat can move left and right relative to the insulation fixing seat through the insulation spring.
Preferably, the rotary connecting rod can slide left and right in the rotary seat, the limit grooves are formed in four symmetrical parts which are ninety degrees in the rotary seat, the left end of the rotary seat is fixedly connected with the left end face of the fixed support, and the right end of the rotary seat is fixedly connected with the right end face of the fixed support.
Compared with the prior art, the invention provides an intelligent outdoor high-voltage alternating-current vacuum load switch, which has the following beneficial effects:
the invention is provided with an elastic wire holder, which comprises an insulating fixed seat, an inner insulating limiting rod, an outer insulating limiting rod, a contact seat, an insulating spring and a wire inlet wire holder; the high-voltage alternating-current vacuum load switch has the advantages that the elastic wire holder can be electrically connected with the isolation switch effectively, the situation that the isolation switch is in poor contact with the wire inlet wire holder in long-time work of the high-voltage alternating-current vacuum load switch is avoided, the stability of current transmission can be guaranteed, and the stable operation of a power grid connected with the rear end of the high-voltage alternating-current vacuum load switch is further guaranteed;
the invention is provided with a rotary switch device, which comprises a rotary connecting rod, a rotary connecting seat, a rotary connecting hole, a rotary seat, a sleeve joint hole, a limit groove, a limit bulge, a fixed limit seat, a sliding connecting hole, a limit spring and a rotary handle; the advantage is that can drive the rotation connecting rod through the twist grip that sets up and rotate seat and fixed bolster internal side-to-side slip and rotate, drive rotation connecting rod through the twist grip and slide left, the spacing arch that makes rotation connecting rod outside set up breaks away from the spacing recess that sets up in the rotation seat, then drive rotation connecting rod through the twist grip and rotate, thereby can break away isolation switch and elastic connection seat, and can make rotation connecting rod automatic right slip through spacing spring, make spacing arch and spacing recess mesh, guarantee the locking of rotation connecting rod, easy operation is convenient, labour saving and time saving.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate and together with the embodiments of the invention and do not constitute a limitation to the invention, and in which:
FIG. 1 is a schematic diagram of an intelligent outdoor high-voltage AC vacuum load switch structure according to the present invention;
FIG. 2 is a left side view of the outdoor high voltage AC vacuum load switch according to the present invention;
FIG. 3 is a schematic diagram of an elastic wire holder according to the present invention;
FIG. 4 is a schematic diagram of a rotary switch device according to the present invention;
FIG. 5 is a schematic view of a rotary seat according to the present invention;
in the figure: 1. a fixed bracket; 2. fixing the mounting base; 3. a lightning insulation column; 4. a first insulating column; 5. an elastic wire holder; 51. an insulating fixing seat; 52. an inner insulating limit rod; 53. an outer insulating limit rod; 54. a contact base; 55. an insulating spring; 56. a wire inlet wire holder; 6. isolating the knife switch; 7. a vacuum arc extinguishing chamber; 8. an arc striking rod; 9. a rotary switching device; 91. rotating the connecting rod; 92. rotating the connecting seat; 93. rotating the connecting hole; 94. a rotating seat; 95. a socket hole; 96. a limit groove; 97. a limit protrusion; 98. fixing a limit seat; 99. a sliding limit seat; 910. a sliding connection hole; 911. a limit spring; 912. rotating the handle; 10. a first rotating shaft; 11. an insulating connecting rod; 12. a second rotating shaft; 13. a fuse mount; 14. a second insulating column; 15. a high voltage fuse; 16. an outgoing line wire holder; 17. and a third insulating column.
Description of the embodiments
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-5, the present invention provides a technical solution:
an intelligent outdoor high-voltage alternating current vacuum load switch comprises a fixed support 1 and a fixed mounting seat 2, wherein the fixed mounting seat 2 is arranged at the rear end position of the fixed support 1 through welding, a lightning-protection insulating column 3 is arranged at the top end position of the fixed support 1, a first insulating column 4 is arranged at the front end surface position of the top end of the fixed support 1, an elastic wire holder 5 is arranged at the front end position of the first insulating column 4, an isolation disconnecting link 6 is electrically connected at the front end surface position of the elastic wire holder 5 through contact, a vacuum arc-extinguishing chamber 7 is arranged at the right side position of the front end of the elastic wire holder 5, the vacuum arc-extinguishing chamber 7 is fixedly connected with the fixed support 1 through a connecting rod, an arc striking rod 8 is rotatably arranged at the left end surface of the vacuum arc-extinguishing chamber 7, the other end of the arc striking rod 8 is rotatably connected with the top end of the isolation disconnecting link 6 through a first rotating shaft 10, the rotary switch device 9 is horizontally rotatably installed at the middle position inside the fixed support 1, the insulating connecting rod 11 is rotatably installed at the middle position of the rotary switch device 9, the other end of the insulating connecting rod 11 is rotatably connected with the isolating knife switch 6, the bottom end position of the isolating knife switch 6 is rotatably connected with the fuse mounting seat 13 through the second rotating shaft 12, the second insulating column 14 is installed at the rear end position of the fuse mounting seat 13, the other end of the second insulating column 14 is fixedly connected with the front end face of the fixed support 1, the high-voltage fuse 15 is fixedly connected at the lower end position of the fuse mounting seat 13 through the electrical property, the other end of the high-voltage fuse 15 is electrically connected with the wire outlet wire holder 16, the third insulating column 17 is installed at the left end position of the wire outlet wire holder 16, and the upper end of the third insulating column 17 is fixedly connected with the lower end face of the fixed support 1.
Further, the elastic wire holder 5 comprises an insulation fixing seat 51, an inner insulation limiting rod 52, an outer insulation limiting rod 53, a contact seat 54, an insulation spring 55 and a wire inlet wire holder 56, wherein the inner insulation limiting rod 52 is installed at the middle position of the right end face of the insulation fixing seat 51, the outer insulation limiting rod 53 is sleeved at the right end position of the inner insulation limiting rod 52 through a sliding sleeve, the other end of the outer insulation limiting rod 53 is fixedly connected with the left end face of the contact seat 54, the insulation spring 55 is sleeved outside the inner insulation limiting rod 52 and the outer insulation limiting rod 53, one end of the insulation spring 55 is fixedly connected with the right end face of the insulation fixing seat 51, the other end of the insulation spring 55 is fixedly connected with the left end face of the contact seat 54, the wire inlet wire holder 56 is installed at the upper end position of the contact seat 54, and the elastic wire holder 5 is fixedly connected with the first insulation column 4 through the insulation fixing seat 51; through the elastic connection seat 5 that sets up can carry out effectual electric connection with isolation switch 6, guarantee in high-voltage alternating current vacuum load switch's long-time work, the circumstances emergence of isolation switch 6 and income line connection seat 56 poor contact can not appear, can guarantee current transmission's stability.
Further, the rotary switch device 9 comprises a rotary connecting rod 91, a rotary connecting seat 92, a rotary connecting hole 93, a rotary seat 94, a sleeve joint hole 95, a limit groove 96, a limit protrusion 97, a fixed limit seat 98, a sliding limit seat 99, a sliding connecting hole 910, a limit spring 911 and a rotary handle 912, wherein the rotary connecting seat 92 is arranged at the middle position of the upper end of the rotary connecting rod 91, the rotary connecting hole 93 is arranged at the middle position inside the rotary connecting seat 92, the rotary seat 94 is sleeved at the left end and the right end of the rotary connecting rod 91, the sleeve joint hole 95 is arranged inside the rotary seat 94, the rotary seat 94 is sleeved with the rotary connecting rod 91 through the sleeve joint hole 95, the outside of the sleeve joint hole 95 is provided with the limit groove 96, the limit groove 96 is fixedly arranged in the rotary seat 94, the limiting groove 96 is internally sleeved with a limiting protrusion 97, the limiting protrusion 97 is fixedly arranged on the outer side of the rotating connecting rod 91, the left side of the rotating connecting seat 92 is provided with a fixed limiting seat 98, the fixed limiting seat 98 is fixedly connected with the rotating connecting rod 91, the left side of the fixed limiting seat 98 is provided with a sliding limiting seat 99, the sliding limiting seat 99 is internally provided with a sliding connecting hole 910, the sliding limiting seat 99 is sleeved with the rotating connecting rod 91 through the sliding connecting hole 910, a limiting spring 911 is arranged between the fixed limiting seat 98 and the sliding limiting seat 99 and sleeved on the outer side of the rotating connecting rod 91, the left end position of the rotating connecting rod 91 is provided with a rotating handle 912, and the rotating switch device 9 is fixedly connected with the fixed support 1 through the rotating seat 94; can drive through the twist grip 912 that sets up and rotate the connecting rod 91 and rotate in rotating seat 94 and fixed bolster 1 side-to-side slip, drive through twist grip 912 and rotate connecting rod 91 and slide left, make the spacing arch 97 that rotates the connecting rod 91 outside and set up break away from spacing recess 96 that rotates in the seat 94, then drive through twist grip 912 and rotate connecting rod 91, thereby can break away from disconnecting link 6 and elastic connection seat 5, and can make through spacing spring 911 rotate connecting rod 91 automatic right slip, make spacing arch 97 mesh with spacing recess 96, guarantee the locking of rotating connecting rod 91.
Further, the lightning insulation columns 3 are provided with three in total and have the same size and specification, and the lightning insulation columns 3 are uniformly arranged at the top end position of the fixed support 1; the lightning protection insulating columns 3 with the same three sizes can effectively provide effective lightning protection for the high-voltage alternating-current vacuum load switch during outdoor work.
Further, the first insulating column 4, the second insulating column 14 and the third insulating column 17 are each provided with three and are all the same in size and structure; the first insulating column 4, the second insulating column 14 and the third insulating column 17 which are identical in size and structure are respectively arranged, so that insulation protection can be effectively provided for the outdoor high-voltage alternating-current vacuum load switch.
Further, the rotary switch device 9 can drive the isolation disconnecting link 6 to rotate left and right relative to the second insulating column 14 through the insulating connecting rod 11; the opening and closing of the circuit can be achieved by turning the switching device 9 left and right.
Further, the diameter of the inner insulating stopper rod 52 is smaller than that of the outer insulating stopper rod 53, and the contact seat 54 can move left and right relative to the insulating fixing seat 51 by the insulating spring 55; the inner insulating stopper rod 52 can be ensured to slide left and right in the outer insulating stopper rod 53 by setting the diameter size of the inner insulating stopper rod 52 smaller than the diameter size of the outer insulating stopper rod 53.
Further, the rotary connecting rod 91 can slide left and right in the rotary seat 94, the limit grooves 96 are four in number and are symmetrically arranged in the rotary seat 94 in ninety degrees, the left rotary seat 94 is fixedly connected with the left end face of the fixed bracket 1, and the right rotary seat 94 is fixedly connected with the right end face of the fixed bracket 1; the rotation state of the rotation connecting rod 91 can be limited by arranging four limit grooves 96 which are symmetrically arranged at ninety degrees in the rotation seat 94, so that the rotation of the rotation connecting rod is prevented during operation.
The working principle and the using flow of the invention are as follows: before the invention is used, the invention is necessary to check before use, after the inspection, the invention mounting seat 2 and the supporting device are fixedly installed, before wiring, the rotating connecting rod 91 is driven by the rotating handle 912 to slide leftwards, the limiting bulge 97 arranged on the outer side of the rotating connecting rod 91 is separated from the limiting groove 96 arranged in the rotating seat 94, then the rotating connecting rod 91 is driven by the rotating handle 912 to rotate clockwise, the insulating connecting rod 11 is driven by the rotating connecting seat 92 in the rotating switch device 9 to move rightwards, thereby the insulating disconnecting link 11 drives the isolating disconnecting link 6 to rotate rightwards, the isolating disconnecting link 6 is disconnected from the elastic wiring seat 5, the rotating connecting rod 91 can automatically slide rightwards by the limiting spring 911, the limiting bulge 97 on the outer side of the rotating connecting rod 91 is meshed with the limiting groove 96 at the horizontal position in the rotating seat 94, the locking of the rotary connecting rod 91 is guaranteed, then the wire inlet end of the power grid is electrically connected with the wire inlet wire holder 56 in the elastic wire holder 5, the wire outlet end is electrically connected with the wire outlet wire holder 16, after connection is completed, the rotary connecting rod 91 is driven to slide leftwards through the rotary handle 912, then the rotary connecting rod 91 is driven to rotate anticlockwise through the rotary handle 912, the isolation disconnecting link 6 is connected with the elastic wire holder 5, an arc generated at the joint of the isolation disconnecting link 6 and the elastic wire holder 5 can be introduced into the vacuum arc-extinguishing chamber 7 through the arranged arc striking rod 8 to extinguish the arc, components in the high-voltage alternating current composite switch are prevented from being burnt out due to the arc, the high-voltage fuse 15 arranged can be used for fusing when a short circuit occurs in a circuit, the circuit is automatically disconnected, and other components of the protection circuit are not burnt out.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an intelligent outdoor high voltage alternating current vacuum load switch, includes fixed bolster (1) and fixed mounting seat (2), its characterized in that: the utility model discloses a fuse, including fixed bolster (1) and fixed bolster, fixed bolster (1) are installed through the welding in the rear end position department, fixed bolster (1) top end position department installs lightning insulation post (3), fixed bolster (1) top front end face position department installs first insulation post (4), elastic connection seat (5) are installed in first insulation post (4) front end position department, elastic connection seat (5) front end face position department has isolation switch (6) through contact electric connection, elastic connection seat (5) front end right side position department is provided with vacuum explosion chamber (7), vacuum explosion chamber (7) pass through connecting rod and fixed bolster (1) fixed connection, vacuum explosion chamber (7) left end face is installed arc striking rod (8) through the rotation, the arc striking rod (8) other end is connected with isolation switch (6) top rotation through first pivot (10), fixed bolster (1) inside intermediate position department level rotation is installed and is rotated switch device (9), rotation switch device (9) intermediate position department is through rotating installation insulating connection rod (11), isolation switch (6) are connected with second pivot (12) through rotation switch (12), the rear end position of the fuse mounting seat (13) is provided with a second insulating column (14), the other end of the second insulating column (14) is fixedly connected with the front end face of the fixed support (1), the lower end position of the fuse mounting seat (13) is electrically fixedly connected with a high-voltage fuse (15), the other end of the high-voltage fuse (15) is electrically connected with an outgoing wire wiring seat (16), the left end position of the outgoing wire wiring seat (16) is provided with a third insulating column (17), and the upper end of the third insulating column (17) is fixedly connected with the lower end face of the fixed support (1);
the elastic wire holder (5) comprises an insulation fixing seat (51), an inner insulation limiting rod (52), an outer insulation limiting rod (53), a contact seat (54), an insulation spring (55) and a wire inlet wire holder (56), wherein the inner insulation limiting rod (52) is installed at the middle position of the right end face of the insulation fixing seat (51), the outer insulation limiting rod (53) is sleeved at the right end position of the inner insulation limiting rod (52) through sliding, the other end of the outer insulation limiting rod (53) is fixedly connected with the left end face of the contact seat (54), an insulation spring (55) is sleeved outside the inner insulation limiting rod (52) and the outer insulation limiting rod (53), one end of the insulation spring (55) is fixedly connected with the right end face of the insulation fixing seat (51), the wire inlet wire holder (56) is installed at the upper end position of the contact seat (54), and the elastic wire holder (5) is fixedly connected with a first insulation column (4) through the insulation fixing seat (51);
the rotary switch device (9) comprises a rotary connecting rod (91), a rotary connecting seat (92), a rotary connecting hole (93), a rotary seat (94), a sleeve joint hole (95), a limit groove (96), a limit protrusion (97), a fixed limit seat (98), a sliding limit seat (99), a sliding connecting hole (910), a limit spring (911) and a rotary handle (912), the rotary connecting seat (92) is installed at the middle position of the upper end of the rotary connecting rod (91), the rotary connecting hole (93) is arranged at the middle position of the inner part of the rotary connecting seat (92), the rotary connecting rod (91) is sleeved with the rotary connecting seat (94) at the left end and the right end of the rotary connecting rod (91), the sleeve joint hole (95) is arranged inside the rotary connecting rod (94), the rotary connecting seat (94) is sleeved with the rotary connecting rod (91) through the sleeve joint hole (95), the limit groove (96) is arranged at the outer side of the sleeve joint hole (95), the limit protrusion (97) is fixedly arranged in the rotary connecting seat (94), the limit protrusion (97) is sleeved inside the limit groove (96), the limit protrusion (97) is fixedly arranged at the rotary connecting seat (94), the rotary connecting rod (98) and the rotary connecting seat (98) fixedly arranged at the outer side of the rotary switch device, the fixed limit seat (98) left side is provided with slip limit seat (99), slip limit seat (99) inside is provided with sliding connection hole (910), slip limit seat (99) cup joints with rotation connecting rod (91) through sliding connection hole (910), be provided with spacing spring (911) between fixed limit seat (98) and slip limit seat (99), spacing spring (911) cup joints in rotation connecting rod (91) outside, rotation handle (912) are installed in rotation connecting rod (91) left end position department, rotation switching device (9) are through rotation seat (94) and fixed bolster (1) fixed connection.
2. An intelligent outdoor high voltage ac vacuum load switch according to claim 1, wherein: the lightning protection insulating columns (3) are provided with three, the sizes and the specifications of the three are the same, and the lightning protection insulating columns (3) are uniformly arranged at the top end of the fixed support (1).
3. An intelligent outdoor high voltage ac vacuum load switch according to claim 1, wherein: the first insulating column (4), the second insulating column (14) and the third insulating column (17) are respectively provided with three, and the sizes and the structures of the first insulating column, the second insulating column and the third insulating column are the same.
4. An intelligent outdoor high voltage ac vacuum load switch according to claim 1, wherein: the rotary switch device (9) can drive the isolation disconnecting link (6) to rotate left and right relative to the second insulating column (14) through the insulating connecting rod (11).
5. An intelligent outdoor high voltage ac vacuum load switch according to claim 1, wherein: the diameter size of the inner insulation limiting rod (52) is smaller than that of the outer insulation limiting rod (53), and the contact seat (54) can move left and right relative to the insulation fixing seat (51) through the insulation spring (55).
6. An intelligent outdoor high voltage ac vacuum load switch according to claim 1, wherein: the rotary connecting rod (91) can slide left and right in the rotary seat (94), the limit grooves (96) are formed in four symmetrical ways and are symmetrically arranged in the rotary seat (94), the left end of the rotary seat (94) is fixedly connected with the left end face of the fixed support (1), and the right end of the rotary seat (94) is fixedly connected with the right end face of the fixed support (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811106101.1A CN108962666B (en) | 2018-09-21 | 2018-09-21 | Intelligent outdoor high-voltage alternating current vacuum load switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811106101.1A CN108962666B (en) | 2018-09-21 | 2018-09-21 | Intelligent outdoor high-voltage alternating current vacuum load switch |
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| Publication Number | Publication Date |
|---|---|
| CN108962666A CN108962666A (en) | 2018-12-07 |
| CN108962666B true CN108962666B (en) | 2024-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811106101.1A Active CN108962666B (en) | 2018-09-21 | 2018-09-21 | Intelligent outdoor high-voltage alternating current vacuum load switch |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111799126A (en) * | 2020-07-04 | 2020-10-20 | 华翔翔能科技股份有限公司 | Indoor high-voltage vacuum load switch |
| CN116418039A (en) * | 2023-04-03 | 2023-07-11 | 中国电力科学研究院有限公司 | Medium-voltage intelligent grid-connected protection device with fuse and electric isolating switch |
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| CN209087686U (en) * | 2018-09-21 | 2019-07-09 | 江苏江阴华明电气设备有限公司 | A kind of intelligence outdoor high-voltage alternating current vacuum load switch |
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2018
- 2018-09-21 CN CN201811106101.1A patent/CN108962666B/en active Active
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|---|---|---|---|---|
| US6762385B1 (en) * | 2003-01-14 | 2004-07-13 | Cleaveland/Price Inc. | Arc extinguishing device with a high speed whip |
| CN205487901U (en) * | 2016-01-08 | 2016-08-17 | 中能电气（福清）有限公司 | A formula of calming anger load switch for insulating looped netowrk cabinet of high -pressure gas |
| CN209087686U (en) * | 2018-09-21 | 2019-07-09 | 江苏江阴华明电气设备有限公司 | A kind of intelligence outdoor high-voltage alternating current vacuum load switch |
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| Publication number | Publication date |
|---|---|
| CN108962666A (en) | 2018-12-07 |
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