CN111900027B - Lockable multi-interface isolating switch - Google Patents
Lockable multi-interface isolating switch Download PDFInfo
- Publication number
- CN111900027B CN111900027B CN202010747922.4A CN202010747922A CN111900027B CN 111900027 B CN111900027 B CN 111900027B CN 202010747922 A CN202010747922 A CN 202010747922A CN 111900027 B CN111900027 B CN 111900027B
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- rod
- butt joint
- rack
- block
- fixedly arranged
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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
- H01H31/04—Interlocking mechanisms
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
- H01H3/26—Power arrangements internal to the switch for operating the driving mechanism using dynamo-electric motor
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
- H01H3/40—Driving mechanisms, i.e. for transmitting driving force to the contacts using friction, toothed, or screw-and-nut gearing
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- Power-Operated Mechanisms For Wings (AREA)
Abstract
The invention discloses a lockable multi-interface isolating switch, which comprises a chassis system, a butt joint system, an opening and closing system and a connecting ring, wherein the chassis system is a basic device, the chassis system is a mounting platform of the butt joint system and the opening and closing system, the opening and closing system is a mounting platform of the connecting ring, one end of the opening and closing system is connected to a main interface of the chassis system through a wire, the other end of the opening and closing system is connected to an auxiliary interface of the butt joint system through a wire, three butt joint systems are arranged and can control the opening and closing of the three interfaces, the opening and closing system controls the contact and separation of a butt joint disk and a butt joint block of the butt joint system and the chassis system through a motor in the modes of sliding, rotating, rolling and the like of an internal structure, the connecting ring is used for connecting the three opening and closing systems, the butt joint system is provided with the spring, can realize more steady realization and open and shut, is provided with transmission such as rack and pinion, cam, gear drive in the system that opens and shuts for the transmission is more steady.
Description
Technical Field
The invention relates to the technical field of high-voltage switches, in particular to a lockable multi-interface disconnecting switch.
Background
In the power transmission process, generally be equipped with safety switch, it can play and cut off or the idle current in the closed circuit and accord with the electric current, and through the effect of relay protection device when the system breaks down, cut off overload current and short-circuit current, improve power transmission's factor of safety greatly, in order to further improve the factor of safety of switch, and solve the problem that a plurality of interfaces open the weak point simultaneously, design a lockable many interfaces isolator, in order to solve this kind of problem, application number: CN201711365624.3 discloses a high-voltage switch three-phase mechanical locking device and a power frequency signal source, but this design does not disclose a specific structure, and cannot implement a multi-interface function.
Disclosure of Invention
The invention provides a lockable multi-interface disconnecting switch, which aims at the technical problem and comprises a chassis system, a butt joint system, an opening and closing system and a connecting ring.
The chassis system is a basic device and is an installation platform of a butt joint system and an opening and closing system, and the opening and closing system is an installation platform of a connecting ring.
The chassis system includes: chassis, butt joint hole, sill pillar, slip stopper, lockplate, electric jar, fixed column, butt joint dish, main interface, the chassis on be provided with the butt joint hole, sill pillar bottom fixed mounting is on the chassis, top fixed mounting is in wheel guide rail below, slip stopper fixed mounting is on the chassis, electric jar bottom fixed mounting is on the chassis, lockplate and slip stopper slidable mounting, the installation is rotated with the electric jar to lockplate and electric jar, fixed column fixed mounting is on the chassis, butt joint dish fixed mounting is on the fixed column, main interface fixed mounting is on butt joint dish.
The butt joint system comprises: base, activity lower beam, activity upper boom, passive lower beam, passive upper boom, compression spring, hanging wall, butt joint piece, vice interface, base fixed mounting on the butt joint hole on the chassis, compression spring bottom fixed mounting is on the base, top fixed mounting is on the hanging wall, the activity lower beam rotates and installs on the base, the other end rotates and installs on the activity upper boom, the activity upper boom rotates and installs in the hanging wall bottom, passive lower beam rotates and installs on the base, passive upper boom rotates and installs on passive lower beam, the passive upper boom other end rotates and installs in the hanging wall below, butt joint piece fixed mounting is in hanging wall side, vice interface fixed mounting is on the butt joint piece.
The switching system includes: the gear rack comprises a rotating head, an upper gear rack, an outer gear, a sliding limiting strip, a gear rack block, an inner gear, an upper rod, a lower rod, a double spring, an upper rod, a rotating disc, a rotating frame, a connecting plate, a lower gear rack seat, a front end plate, a lead screw, a wheel guide rail, a wheel moving block, a lower rod, a roller wheel, a motor plate, a transmission belt, a lead screw head block, a transmission shaft, a side bevel gear, a bottom seat, an inner bevel gear and a motor, wherein the rotating head is rotatably arranged at the joint of the movable lower rod and the movable upper rod, the outer gear and the inner gear are rotatably arranged on the rotating head, the lower gear rack seat is fixedly arranged on the connecting plate, the lower gear rack is fixedly arranged on the lower gear rack seat, the upper gear rack is fixedly arranged on the gear rack block, the outer gear and the inner gear rack are meshed with the upper gear rack, the sliding limiting strip is fixedly arranged on the connecting plate, the gear rack block is slidably arranged with the sliding limiting strip, the upper rod and the lower rod is rotatably arranged with the rack block, the bottom of the double-spring is fixedly arranged on the upper and lower rods, the top of the double-spring is fixedly arranged on the upper rod, the upper rod is rotatably arranged on a rotating disc, a rotating frame is fixedly arranged on a connecting plate, the rotating disc is rotatably arranged on the rotating frame through a rolling bearing, the upper part of the lower rod is rotatably arranged on the rotating disc, the lower part of the lower rod is rotatably arranged on a wheel moving block, a roller wheel is rotatably arranged on the lower rod, a wheel guide rail is fixedly arranged at the bottom of the connecting plate, the roller wheel and the wheel guide rail are slidably arranged, a front end plate and a motor plate are fixedly arranged at two ends of the wheel guide rail, one end of a screw rod is rotatably arranged on the front end plate, the other end of the screw rod is rotatably arranged on the motor plate, the wheel moving block and the screw rod are in threaded transmission, a screw rod head block is fixedly arranged at one end of the screw rod, a bottom base is fixedly arranged at the bottom of the connecting plate, a transmission shaft is rotatably arranged on a bottom base, a transmission belt is wound on the outer sides of the screw rod head block and the transmission shaft, a side bevel gear is fixedly arranged on the transmission shaft, the motor is fixedly installed on the bottom seat, the inner bevel gear is fixedly installed on a motor shaft of the motor, and the inner bevel gear is meshed with the side bevel gear.
Further, the connecting ring is fixedly arranged between the two connecting plates.
Furthermore, the butt joint system and the chassis system form fixed fit, the opening and closing system and the butt joint system form rotating fit, and the connecting ring and the opening and closing system form fixed fit.
Furthermore, the locking plate and the electric cylinder form a running fit, and the locking plate and the sliding limiting block form a sliding fit.
Furthermore, the movable upper rod and the movable lower rod form a rotating fit, the driven upper rod and the driven lower rod form a rotating fit, and the upper disc and the base form a spring fit.
Furthermore, the rotating head and the connecting plate form a sliding fit driven by a gear rack, the gear rack block and the sliding limiting bar form a sliding fit, the upper rod and the lower rod form a rotating fit with the gear rack block, the upper rod and the rotating disc form a rotating fit, the rotating disc and the rotating frame form a rotating fit, the roller and the wheel guide rail form a rolling sliding fit, and the motor plate and the rotating disc form a rotating fit.
Further, the locking plate can slide relative to the wheel guide rail and can block the roller.
Furthermore, a compression spring is arranged between the upper disc and the base.
Furthermore, an external gear and an internal gear are arranged on the rotating head, and two double springs are arranged between the upper rod and the lower rod and between the upper rod and the lower rod.
Compared with the prior art, the invention has the beneficial effects that: (1) the three butt joint systems are arranged, so that the three joints can be opened and closed respectively; (2) the switching system can control the butt joint system to lift, so that the butt joint system and the chassis system are contacted and separated, and the switch is switched on and off; (3) the opening and closing system realizes the opening and closing function through the motor, and the electric cylinder on the chassis system realizes the locking of the opening and closing system, so that the uncontrollable opening and closing in the using process are prevented.
Drawings
FIG. 1 is an overall schematic view of the present invention.
FIG. 2 is a schematic view of a chassis system of the present invention.
FIG. 3 is a schematic view of the docking system of the present invention.
Fig. 4 and 5 are schematic views of the opening and closing system of the present invention.
Fig. 6 is a schematic diagram of the chassis system and the opening and closing system of the present invention.
Reference numerals: 1-a chassis system; 2-a docking system; 3-an open-close system; 4-connecting rings; 101-a chassis; 102-a docking hole; 103-bottom pillar; 104-a slide stopper; 105-locking plate; 106-electric cylinder; 107-fixed columns; 108-docking tray; 109-a master interface; 201-a base; 202-movable lower rod; 203-a movable upper rod; 204-passive lower beam; 205-passive backswing; 206-a compression spring; 207-upper disc; 208-a docking block; 209-secondary interface; 301-a rotating head; 302-upper rack; 303-an outer gear; 304-a sliding stop bar; 305-a rack block; 306-internal gear; 307-upper and lower rods; 308-double spring; 309-upper rod; 310-a rotating disc; 311-a rotating frame; 312-a connecting plate; 313-lower rack; 314-lower rack mount; 315-front endplate; 316-lead screw; 317-wheel guide; 318-a wheel moving block; 319-lower beam; 320-a roller; 321-a motor board; 322-a transmission belt; 323-screw head block; 324-a drive shaft; 325-side bevel gear; 326-bottom seat; 327-inner bevel gear; 328-motor.
Detailed Description
The present invention will be further described with reference to specific examples, which are intended to illustrate, but not limit the scope of the invention.
Example (b): a lockable multi-interface disconnector as shown in figures 1, 2, 3, 4, 5, 6. The chassis system 1 is a basic device, the chassis system 1 is a mounting platform of the docking system 2 and the opening and closing system 3, and the opening and closing system 3 is a mounting platform of the connecting ring 4.
The specific structure of the chassis system 1, 6 is shown in fig. 2, wherein the chassis 101 is provided with a butt joint hole 102, the bottom of the bottom pillar 103 is fixedly installed on the chassis 101, the top is fixedly installed below the wheel guide 317, the sliding stopper 104 is fixedly installed on the chassis 101, the bottom of the electric cylinder 106 is fixedly installed on the chassis 101, the locking plate 105 is slidably installed with the sliding stopper 104, the locking plate 105 is rotatably installed with the electric cylinder 106, the fixing post 107 is fixedly installed on the chassis 101, the butt joint disk 108 is fixedly installed on the fixing post 107, and the main interface 109 is fixedly installed on the butt joint disk 108; the electric cylinder 106 telescopically controls the locking plate 105 to slide along the sliding limiting block 104, so that the locking plate 105 limits the position of the roller 320 to realize locking.
Specifically, as shown in fig. 3, a specific structural diagram of the docking system 2 is shown, wherein a base 201 is fixedly installed on a docking hole 102 of a chassis 101, a bottom of a compression spring 206 is fixedly installed on the base 201, a top of the compression spring is fixedly installed on an upper plate 207, a movable lower rod 202 is rotatably installed on the base 201, the other end of the movable lower rod is rotatably installed on a movable upper rod 203, the movable upper rod 203 is rotatably installed at the bottom of the upper plate 207, a driven lower rod 204 is rotatably installed on the base 201, a driven upper rod 205 is rotatably installed on the driven lower rod 204, the other end of the driven upper rod 205 is rotatably installed below the upper plate 207, a docking block 208 is fixedly installed at a side of the upper plate 207, and a secondary interface 209 is fixedly installed on the docking block 208; the opening and closing system 3 can realize the rotation of the movable upper rod 203 and the movable lower rod 202, control the upper disk 207 to move downwards relative to the base 201, and realize the separation of the butt joint block 208 and the butt joint disk 108.
Specifically, as shown in fig. 4 and 5, a detailed structural schematic diagram of the opening and closing system 3 is shown, wherein a rotating head 301 is rotatably installed at a joint of a movable lower rod 202 and a movable upper rod 203, an external gear 303 and an internal gear 306 are rotatably installed on the rotating head 301, a lower rack seat 314 is fixedly installed on a connecting plate 312, a lower rack 313 is fixedly installed on a lower rack seat 314, an upper rack 302 is fixedly installed on a rack block 305, the external gear 303 and the internal gear 306 are engaged with the lower rack 313 and the upper rack 302, a sliding limiting bar 304 is fixedly installed on the connecting plate 312, the rack block 305 and the sliding limiting bar 304 are slidably installed, the upper and lower rods 307 and the rack block 305 are rotatably installed, the bottom of a double spring 308 is fixedly installed on the upper and lower rods 307, the top is fixedly installed on the upper rod 309, the upper rod 309 is rotatably installed on a rotating disc 310, the rotating disc 311 is fixedly installed on the connecting plate 312, the rotating disc 310 is rotatably installed on the rotating disc 311 through a rolling bearing, the upper portion of a lower rod 319 is rotatably mounted on the rotating disc 310, the lower portion of the lower rod 319 is rotatably mounted on a wheel moving block 318, a roller 320 is rotatably mounted on the lower rod 319, a wheel guide rail 317 is fixedly mounted at the bottom of a connecting plate 312, the roller 320 and the wheel guide rail 317 are slidably mounted, a front end plate 315 and a motor plate 321 are fixedly mounted at two ends of the wheel guide rail 317, one end of a screw rod 316 is rotatably mounted on the front end plate 315, the other end of the screw rod 316 is rotatably mounted on the motor plate 321, the wheel moving block 318 and the screw rod 316 adopt threaded transmission, a screw rod head block 323 is fixedly mounted at one end of the screw rod 316, a bottom base 326 is fixedly mounted at the bottom of the connecting plate 312, a transmission shaft 324 is rotatably mounted on the bottom base 326, a transmission belt 322 is wound on the outer sides of the screw rod head block 323 and the transmission shaft 324, a side bevel gear 325 is fixedly mounted on the transmission shaft 324, a motor 328 is fixedly mounted on the bottom base 326, an inner bevel gear 327 is fixedly mounted on a motor shaft of the motor 328, and the inner bevel gear 327 is meshed with the side bevel gear 325. The motor 328 rotates to control the transmission shaft 324 to rotate, so that the lead screw head block 323 drives the lead screw 316 to rotate, the roller 320 slides along the wheel guide rail 317, the lower rod 319 is controlled to slide, the rotating disc 310 is driven to rotate, the upper rod 307 and the lower rod 307 are driven to pull the rack block 305 to slide, and the rotating head 301 slides left and right.
When the invention is used, one end is wired on the main interface 109, and the other end is wired on the auxiliary interface 209; when the switch is disconnected, the motor 328 rotates the control transmission shaft 324 to rotate, so that the lead screw head block 323 drives the lead screw 316 to rotate, the roller 320 slides leftwards along the wheel guide rail 317, the lower rod 319 is controlled to slide, the rotating disc 310 is driven to rotate clockwise, the upper rod 307 and the lower rod 307 pull the rack block 305 to slide rightwards, the rotating head 301 slides rightwards, the movable upper rod 203 and the movable lower rod 202 rotate, the upper plate 207 is controlled to move downwards relative to the base 201, the butt joint block 208 is separated from the butt joint disc 108, the electric cylinder 106 extends to control the locking plate 105 to slide forwards along the sliding limiting block 104, and the locking plate 105 limits the position of the roller 320 to realize locking.
When the switch is closed, the motor 328 rotates to control the transmission shaft 324 to rotate, so that the lead screw head block 323 drives the lead screw 316 to rotate, the roller 320 slides rightwards along the wheel guide rail 317, the lower rod 319 is controlled to slide, the rotating disc 310 is driven to rotate anticlockwise, the upper rod 307 and the lower rod 307 pull the rack block 305 to slide leftwards, the rotating head 301 slides leftwards, the movable upper rod 203 and the movable lower rod 202 rotate, the upper plate 207 is controlled to move upwards relative to the base 201, the butt joint block 208 is in contact with the butt joint disc 108, the electric cylinder 106 extends to control the locking plate 105 to slide forwards along the sliding limiting block 104, and the locking plate 105 limits the position of the roller 320 to achieve locking.
Claims (9)
1. The utility model provides a many interfaces isolator of lockable, includes chassis system (1), butt joint system (2), system (3), go-between (4) open and shut, its characterized in that:
the chassis system (1) is a basic device, the chassis system (1) is an installation platform of the butt joint system (2) and the opening and closing system (3), and the opening and closing system (3) is an installation platform of the connecting ring (4);
the chassis system (1) comprises: the device comprises a chassis (101), butt joint holes (102), a bottom column (103), a sliding limiting block (104), a locking plate (105), an electric cylinder (106), a fixing column (107), a butt joint disc (108) and a main interface (109), wherein the butt joint holes (102) are formed in the chassis (101), the bottom of the bottom column (103) is fixedly installed on the chassis (101), the top of the bottom column is fixedly installed below a wheel guide rail (317), the sliding limiting block (104) is fixedly installed on the chassis (101), the bottom of the electric cylinder (106) is fixedly installed on the chassis (101), the locking plate (105) and the sliding limiting block (104) are installed in a sliding mode, the locking plate (105) and the electric cylinder (106) are installed in a rotating mode, the fixing column (107) is fixedly installed on the chassis (101), the butt joint disc (108) is fixedly installed on the fixing column (107), and the main interface (109) is fixedly installed on the butt joint disc (108);
the docking system (2) comprises: the base (201) is fixedly arranged on a butt joint hole (102) of the base plate (101), the bottom of the compression spring (206) is fixedly arranged on the base (201), the top of the compression spring is fixedly arranged on the upper plate (207), the movable lower rod (202) is rotatably arranged on the base (201), the other end of the movable lower rod is rotatably arranged on the movable upper rod (203), the movable upper rod (203) is rotatably arranged at the bottom of the upper plate (207), the driven lower rod (204) is rotatably arranged on the base (201), the driven upper rod (205) is rotatably arranged on the driven lower rod (204), the other end of the driven upper rod (205) is rotatably arranged below the upper plate (207), and the butt joint block (208) is fixedly arranged on the side surface of the upper plate (207), the auxiliary interface (209) is fixedly arranged on the butt joint block (208);
the opening and closing system (3) comprises: the gear rack comprises a rotating head (301), an upper rack (302), an outer gear (303), a sliding limiting strip (304), a rack block (305), an inner gear (306), an upper rod and a lower rod (307), a double spring (308), an upper rod (309), a rotating disc (310), a rotating frame (311), a connecting plate (312), a lower rack (313), a lower rack seat (314), a front end plate (315), a screw rod (316), a wheel guide rail (317), a wheel moving block (318), a lower rod (319), a roller (320), a motor plate (321), a transmission belt (322), a screw rod head block (323), a transmission shaft (324), a side bevel gear (325), a bottom seat (326), an inner bevel gear (327) and a motor (328), wherein the rotating head (301) is rotatably arranged at the joint of the movable lower rod (202) and the movable upper rod (203), the outer gear (303) and the inner gear (306) are rotatably arranged on the rotating head (301), a lower rack seat (314) is fixedly arranged on a connecting plate (312), a lower rack (313) is fixedly arranged on the lower rack seat (314), an upper rack (302) is fixedly arranged on a rack block (305), an outer gear (303) and an inner gear (306) are meshed with the lower rack (313) and the upper rack (302), a sliding limiting strip (304) is fixedly arranged on the connecting plate (312), the rack block (305) and the sliding limiting strip (304) are slidably arranged, an upper rod (307) and a lower rod (305) are rotatably arranged with the rack block (305), the bottom of a double spring (308) is fixedly arranged on the upper rod (307), the top is fixedly arranged on the upper rod (309), the upper rod (309) is rotatably arranged on a rotating disc (310), the rotating disc (310) is fixedly arranged on the connecting plate (312) through a rolling bearing, the upper part of the lower rod (319) is rotatably arranged on the rotating disc (310), the lower part is rotatably arranged on a wheel moving block (318), a roller (320) is rotatably arranged on a lower rod (319), a wheel guide rail (317) is fixedly arranged at the bottom of a connecting plate (312), the roller (320) and the wheel guide rail (317) are slidably arranged, a front end plate (315) and a motor plate (321) are fixedly arranged at two ends of the wheel guide rail (317), one end of a screw rod (316) is rotatably arranged on the front end plate (315), the other end of the screw rod is rotatably arranged on the motor plate (321), the wheel moving block (318) and the screw rod (316) adopt threaded transmission, a screw rod head block (323) is fixedly arranged at one end of the screw rod (316), a bottom seat (326) is fixedly arranged at the bottom of the connecting plate (312), a transmission shaft (324) is rotatably arranged on the bottom seat (326), a transmission belt (322) is wound on the outer sides of the screw rod head block (323) and the transmission shaft (324), a side bevel gear (325) is fixedly arranged on the transmission shaft (324), the motor (328) is fixedly arranged on the bottom seat (326), the inner bevel gear (327) is fixedly arranged on a motor shaft of the motor (328), and the inner bevel gear (327) is meshed with the side bevel gear (325).
2. A lockable multi-interface disconnector according to claim 1, characterized in that: the connecting ring (4) is fixedly arranged between the two connecting plates (312).
3. A lockable multi-interface disconnector according to claim 1, characterized in that: the butt joint system (2) and the chassis system (1) form fixed fit, the opening and closing system (3) and the butt joint system (2) form rotating fit, and the connecting ring (4) and the opening and closing system (3) form fixed fit.
4. A lockable multi-interface disconnector according to claim 1, characterized in that: the locking plate (105) and the electric cylinder (106) form a rotating fit, and the locking plate (105) and the sliding limiting block (104) form a sliding fit.
5. A lockable multi-interface disconnector according to claim 1, characterized in that: the movable upper rod (203) and the movable lower rod (202) form rotating fit, the driven upper rod (205) and the driven lower rod (204) form rotating fit, and the upper disc (207) and the base (201) form spring fit.
6. A lockable multi-interface disconnector according to claim 1, characterized in that: the rotating head (301) and the connecting plate (312) form sliding fit of gear and rack drive, the rack block (305) and the sliding limiting bar (304) form sliding fit, the upper and lower rods (307) and the rack block (305) form rotating fit, the upper rod (309) and the rotating disc (310) form rotating fit, the rotating disc (310) and the rotating frame (311) form rotating fit, the roller (320) and the wheel guide rail (317) form rolling sliding fit, and the motor plate (321) and the rotating disc (310) form rotating fit.
7. A lockable multi-interface disconnector according to claim 1, characterized in that: the locking plate (105) can slide relative to the wheel guide rail (317) and can block the roller (320).
8. A lockable multi-interface disconnector according to claim 1, characterized in that: a compression spring (206) is arranged between the upper disc (207) and the base (201).
9. A lockable multi-interface disconnector according to claim 1, characterized in that: an external gear (303) and an internal gear (306) are arranged on the rotating head (301), and two double springs (308) are arranged between the upper and lower rods (307) and the upper and lower rods (309).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010747922.4A CN111900027B (en) | 2020-07-30 | 2020-07-30 | Lockable multi-interface isolating switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010747922.4A CN111900027B (en) | 2020-07-30 | 2020-07-30 | Lockable multi-interface isolating switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111900027A CN111900027A (en) | 2020-11-06 |
| CN111900027B true CN111900027B (en) | 2022-07-26 |
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ID=73183457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010747922.4A Active CN111900027B (en) | 2020-07-30 | 2020-07-30 | Lockable multi-interface isolating switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111900027B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107086146A (en) * | 2017-05-24 | 2017-08-22 | 句容市福润电气有限公司 | A kind of lock closes stable indoor hv earthing switch device |
| CN108711531A (en) * | 2018-07-09 | 2018-10-26 | 江苏双汇电力发展股份有限公司 | A kind of high-voltage switch gear |
| CN208142044U (en) * | 2018-04-28 | 2018-11-23 | 广东电网有限责任公司 | Join in marriage electrical room noise intelligent monitoring device |
| CN110047664A (en) * | 2019-02-28 | 2019-07-23 | 广东欧文特电气有限公司 | A kind of lift change-over switch |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2533372A (en) * | 2014-12-18 | 2016-06-22 | Eaton Ind (Netherlands) B V | Device for operating a switching device |
-
2020
- 2020-07-30 CN CN202010747922.4A patent/CN111900027B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107086146A (en) * | 2017-05-24 | 2017-08-22 | 句容市福润电气有限公司 | A kind of lock closes stable indoor hv earthing switch device |
| CN208142044U (en) * | 2018-04-28 | 2018-11-23 | 广东电网有限责任公司 | Join in marriage electrical room noise intelligent monitoring device |
| CN108711531A (en) * | 2018-07-09 | 2018-10-26 | 江苏双汇电力发展股份有限公司 | A kind of high-voltage switch gear |
| CN110047664A (en) * | 2019-02-28 | 2019-07-23 | 广东欧文特电气有限公司 | A kind of lift change-over switch |
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| Publication number | Publication date |
|---|---|
| CN111900027A (en) | 2020-11-06 |
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Denomination of invention: A lockable multi interface isolation switch Effective date of registration: 20230625 Granted publication date: 20220726 Pledgee: Bank of China Limited by Share Ltd. Luoyang branch Pledgor: Chennuo Electric Technology Group Co.,Ltd. Registration number: Y2023980045685 |