CN109066165B - From integral type connector of taking short circuit function - Google Patents
From integral type connector of taking short circuit function Download PDFInfo
- Publication number
- CN109066165B CN109066165B CN201810895578.6A CN201810895578A CN109066165B CN 109066165 B CN109066165 B CN 109066165B CN 201810895578 A CN201810895578 A CN 201810895578A CN 109066165 B CN109066165 B CN 109066165B
- Authority
- CN
- China
- Prior art keywords
- inserting core
- end fixing
- circuit function
- shell
- core
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/627—Snap or like fastening
- H01R13/6275—Latching arms not integral with the housing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/44—Means for preventing access to live contacts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/502—Bases; Cases composed of different pieces
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/66—Structural association with built-in electrical component
- H01R13/70—Structural association with built-in electrical component with built-in switch
- H01R13/703—Structural association with built-in electrical component with built-in switch operated by engagement or disengagement of coupling parts, e.g. dual-continuity coupling part
- H01R13/7035—Structural association with built-in electrical component with built-in switch operated by engagement or disengagement of coupling parts, e.g. dual-continuity coupling part comprising a separated limit switch
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/66—Structural association with built-in electrical component
- H01R13/70—Structural association with built-in electrical component with built-in switch
- H01R13/713—Structural association with built-in electrical component with built-in switch the switch being a safety switch
Landscapes
- Details Of Connecting Devices For Male And Female Coupling (AREA)
- Switch Cases, Indication, And Locking (AREA)
Abstract
The invention discloses an integrated connector with a short circuit function, which comprises an upper shell, a lower shell, an inserting core and an inserting core socket, wherein the upper shell is arranged above the lower shell, the bottom of the upper shell is fixedly welded with an upper end fixing edge, and the upper part of the lower shell is fixedly welded with a lower end fixing edge.
Description
Technical Field
The invention relates to the technical field of mechanical parts, in particular to an integrated connector with a short circuit function.
Background
The patent publication numbers are: CN108054601A passes through in the document of an automatic short circuit device and the connector that has the device the plug of first lock pin and second lock pin realizes the switching of automatic short circuit state, and the device is used for electrical connection, operates safe and reliable, and automatic short circuit is reliable and stable, and area of contact is big, has stronger pressure, is difficult to take place because the damage phenomenon that generates heat that current-carrying ability arouses inadequately satisfies the demand that the maintenance was debugged not having a power failure, but it still has following drawback at the in-process of in-service use:
1. when the first inserting core and the second inserting core are inserted into the device, the outer shell needs to be correspondingly opened or closed, the use is very inconvenient, and the shell cannot play a strong protection role on the first inserting core and the second inserting core when being opened;
2. the outer shell of the first inserting core and the outer shell of the second inserting core are often connected unstably, and are inconvenient to disassemble, assemble and connect and inconvenient to use due to the sealing requirement.
Disclosure of Invention
The invention aims to provide an integrated connector with a short circuit function, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: an integrated connector with a short circuit function comprises an upper shell, a lower shell, inserting cores and an inserting core socket, wherein the upper shell is arranged above the lower shell, an upper end fixing edge is fixedly welded at the bottom of the upper shell, a lower end fixing edge is fixedly welded at the upper part of the lower shell, the upper end fixing edge is of a rectangular frame-shaped structure, two groups of inserting cores are symmetrically arranged on the left side and the right side of the lower end fixing edge of a rectangular plate-shaped structure, the inserting cores are fixedly arranged on the inner lower surface of the upper shell, the inserting cores are formed by splicing a first inserting core at the upper end and a second inserting core at the lower end, a first insulating area is fixedly welded on the lower surface at the left end of the first inserting core, a telescopic switch slot is arranged in the first insulating area and penetrates through the first inserting core, a bulge matched with the first insulating area is arranged on the upper surface at the right end of the second inserting, the one side fixed welding of protruding laminating first insulation district has the second insulation district, the activity is equipped with the electric connection telescopic link in the telescopic switch groove, through spring fixed connection between the left side surface of electric connection telescopic link and the left side inner wall in telescopic switch groove, the right-hand member round of electric connection telescopic link is equipped with the annular, and the cover is equipped with the go-between in the annular, the right-hand member surface laminating of electric connection telescopic link is equipped with the blotter, the right flank fixedly connected with of blotter supports the pole, through the fixed body coupling of carriage release lever between the support pole on every group lock pin right side.
Preferably, the left end of the upper end fixing edge is attached to the right side face of the left end lower end fixing edge, the right end of the upper end fixing edge is attached to the right side face of the right end lower end fixing edge, and the upper end fixing edge and the lower end fixing edge are fixed through screws.
Preferably, the inserting core is of a cylindrical structure and is provided with three groups, the three groups of inserting cores are distributed at equal intervals, and each group consists of a front inserting core and a rear inserting core which are symmetrical.
Preferably, the right end of the electrical connection telescopic rod is movably arranged on the right side surface of the first insulation zone and the right side surface of the second insulation zone, and one end of the electrical connection telescopic rod penetrating through the right side surface of the second insulation zone is movably arranged in the transverse hole at the upper end of the second inserting core.
Preferably, an elastic metal ring is fixedly welded on the surface of the outer ring of the connecting ring, and the elastic metal ring is attached to the inner wall of the transverse hole in the second ferrule.
Preferably, the rear end of carriage release lever runs through the shifting chute setting of the fixed limit rear end of upper end, the end that the carriage release lever was established at the fixed limit rear end of upper end is and transversely runs through there is the dwang.
Preferably, the dwang passes through screw-thread fit to be connected on the threaded connection seat of left end, the fixed welding of threaded connection seat is on the rear end surface on the fixed limit in upper end, the right-hand member position of dwang is connected with two sets of stop nut through screw-thread fit, and two sets of stop nut laminate respectively on the left and right sides face of carriage release lever.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the connection and disconnection of the first inserting core and the second inserting core can be realized by controlling the external rotating rod, the control is convenient, the corresponding shell does not need to be opened, the use is convenient, and the shell is ensured to play a good protection role when the first inserting core and the second inserting core are connected and disconnected;
2. according to the invention, the upper shell and the lower shell are mutually connected through the upper end fixing edge and the lower end fixing edge, the upper end fixing edge is in a rectangular frame-shaped structure, the lower end fixing edge is in a rectangular plate-shaped structure, the upper end fixing edge at the lower end of the upper shell is vertically inserted from the right side of the lower end fixing edge and then moves leftwards, and then is fixed through the screw, so that the connecting structure between the upper shell and the lower shell is stable, instead of a mode that the upper cover is clamped on the lower cover through one-end hinging and the hinging shaft is used as the shaft to rotate, the defect of a large gap between the upper shell and the lower shell is avoided, a strong protection effect is achieved, and the use.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view taken at A-A of FIG. 1 in accordance with the present invention;
FIG. 3 is a schematic diagram of a vertical cross-sectional structure of the ferrule of the present invention;
FIG. 4 is a schematic diagram of a ferrule transverse cross-sectional configuration according to the present invention;
FIG. 5 is an enlarged view of the structure at B in FIG. 4 according to the present invention.
In the figure: go up casing 1, lower casing 2, lock pin 3, first lock pin 31, second lock pin 32, lock pin socket 4, the fixed limit of upper end 5, support pole 6, telescopic switch groove 7, electric connection telescopic link 8, carriage release lever 9, threaded connection seat 10, dwang 11, stop nut 12, second insulating zone 13, first insulating zone 14, spring 15, annular 16, elastic metal ring 17, go-between 18, shifting chute 19, blotter 20, the fixed limit of lower extreme 21.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: an integrated connector with a short circuit function comprises an upper shell 1, a lower shell 2, a ferrule 3 and a ferrule socket 4, wherein the upper shell 1 is arranged above the lower shell 2, the bottom of the upper shell 1 is fixedly welded with an upper end fixing edge 5, the upper part of the lower shell 2 is fixedly welded with a lower end fixing edge 21, the upper end fixing edge 5 is in a rectangular frame structure, the lower end fixing edges 21 are in a rectangular plate structure and are arranged in two groups in a bilateral symmetry manner, the ferrule 3 is fixedly arranged on the lower surface in the upper shell 1, the ferrule 3 is formed by splicing a first ferrule 31 at the upper end and a second ferrule 32 at the lower end, a first insulating area 14 is fixedly welded on the lower surface at the left end of the first ferrule 31, a telescopic switch slot 7 is arranged in the first insulating area 14, the telescopic switch slot 7 penetrates through the inside of the first insulating area 14 and the first ferrule 31, a bulge matched with the first insulating area 14 is arranged on the upper surface at the right end, the one side fixed welding of protruding laminating first insulation zone 14 has second insulation zone 13, the activity is equipped with electric connection telescopic link 8 in the flexible switch groove 7, through spring 15 fixed connection between the left surface of electric connection telescopic link 8 and the left side inner wall of flexible switch groove 7, the right-hand member round of electric connection telescopic link 8 is equipped with annular 16, the cover is equipped with go-between 18 in the annular 16, the right-hand member surface laminating of electric connection telescopic link 8 is equipped with blotter 20, the right flank fixedly connected with of blotter 20 supports pole 6, support through the fixed body connection of carriage release lever 9 between the pole 6 on 3 right sides of every group lock pin.
The left end laminating of upper end fixed edge 5 is in the right flank of left end lower extreme fixed edge 21, and the right-hand member laminating of upper end fixed edge 5 is in the right flank of right-hand member lower extreme fixed edge 21, and passes through the fix with screw between upper end fixed edge 5 and the lower extreme fixed edge 21.
The lock pin 3 is cylindrical structure and is equipped with three groups, and three groups of lock pins 3 are the equidistance and distribute, constitute by two symmetrical lock pins 3 around in every group.
The right end of the electrical connection telescopic rod 8 is movably arranged to penetrate through the right side face of the first insulation region 14 and the right side face of the second insulation region 13 at the same time, and one end of the electrical connection telescopic rod 8 penetrating through the right side face of the second insulation region 13 is movably arranged in a transverse hole in the upper end of the second insertion core 32.
An elastic metal ring 17 is fixedly welded on the outer ring surface of the connecting ring 18, and the elastic metal ring 17 is attached to the inner wall of the transverse hole in the second inserting core 32.
The rear end of the movable rod 9 is arranged to penetrate through the movable groove 19 at the rear end of the upper end fixing edge 5, and the end of the movable rod 9 at the rear end of the upper end fixing edge 5 is transversely penetrated with a rotating rod 11.
Dwang 11 passes through screw-thread fit to be connected on the threaded connection seat 10 of left end, and threaded connection seat 10 fixed welding is on the rear end surface of the fixed limit 5 in upper end, and the right-hand member position of dwang 11 is connected with two sets of stop nut 12 through screw-thread fit, and two sets of stop nut 12 laminate respectively on the left and right sides face of carriage release lever 9.
The working principle is as follows: according to the invention, the connection and disconnection of the first insertion core 31 and the second insertion core 32 can be realized by controlling the external rotating rod 11, the control is convenient, the corresponding shell does not need to be opened, the use is convenient, and the shell is ensured to play a good protection role when the first insertion core 31 and the second insertion core 32 are connected and disconnected;
when the rotating rod 11 is rotated, the moving rod 9 between the two limit nuts 12 at the right end of the rotating rod 11 moves left and right in the moving groove 19, when the moving rod moves right, the right end of the electric connection telescopic rod 8 is bounced into the right end of the second insertion core 32 under the action of the elastic force of the spring 15, and the upper end of the electric connection telescopic rod 8 is clamped in the telescopic switch groove 7 at the lower end of the first insertion core 31, so that the electric connection between the first insertion core 31 and the second insertion core 32 is ensured;
the buffer cushion 20 avoids the phenomenon of excessive abrasion between the abutting rod 6 and the electric connection telescopic rod 8, the service life of the equipment is prolonged, the elastic metal ring 17 in the annular groove 16 is ensured to be always attached to the inner wall of the second insertion core 32 through the elastic action and the supporting action of the annular groove 16, the normal electric connection is ensured, and the connecting ring 18 is sleeved in the annular groove 16 to achieve the purpose of connecting the elastic metal ring 17;
according to the invention, the upper shell 1 and the lower shell 2 are mutually connected through the upper end fixing edge 5 and the lower end fixing edge 21, the upper end fixing edge 5 is in a rectangular frame-shaped structure, the lower end fixing edge 21 is in a rectangular plate-shaped structure, the upper end fixing edge 5 at the lower end of the upper shell 1 is vertically inserted from the right side of the lower end fixing edge 21 and then moves to the left, and then is fixed through screws, so that the connecting structure between the upper shell 1 and the lower shell 2 is stable, instead of a mode that the upper cover is clamped on the lower cover by means of hinging at one end and rotating by taking a hinging shaft as a shaft, the defect of a large gap between the upper shell 1 and the lower shell 2 is avoided, and the protective effect is stronger, the use is.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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 a from integral type connector of taking short circuit function, includes casing (1), casing (2), lock pin (3) and lock pin socket (4) down, its characterized in that: the upper shell (1) is arranged above the lower shell (2), the bottom of the upper shell (1) is fixedly welded with upper end fixing edges (5), the upper part of the lower shell (2) is fixedly welded with lower end fixing edges (21), the upper end fixing edges (5) are in a rectangular frame-shaped structure, the lower end fixing edges (21) are in a rectangular plate-shaped structure and are arranged in two groups in a bilateral symmetry manner, the lower surface of the inner part of the upper shell (1) is fixedly provided with an inserting core (3), the inserting core (3) is formed by splicing a first inserting core (31) at the upper end and a second inserting core (32) at the lower end, the lower surface of the left end of the first inserting core (31) is fixedly welded with a first insulating area (14), a telescopic switch groove (7) is arranged in the first insulating area (14), the telescopic switch groove (7) penetrates through the inner part of the first insulating area (14) and the inner part of the first inserting core (31), the upper surface of the right end of the second inserting core (32) is provided with, one side of the first protruding insulation area (14) is fixedly welded with a second insulation area (13), an electric connection telescopic rod (8) is movably arranged in the telescopic switch groove (7), the left side surface of the electric connection telescopic rod (8) is fixedly connected with the left side inner wall of the telescopic switch groove (7) through a spring (15), a ring groove (16) is formed in one circle of the right end of the electric connection telescopic rod (8), a connecting ring (18) is sleeved in the ring groove (16), a cushion core (20) is arranged on the right end surface of the electric connection telescopic rod (8) in a fitting mode, abutting rods (6) are fixedly connected to the right side surface of the cushion core (20), and the abutting rods (6) on the right side of each group of the inserting cores (3) are fixedly connected into a whole through a moving rod (;
the left end of the upper end fixing edge (5) is attached to the right side face of the left end lower end fixing edge (21), the right end of the upper end fixing edge (5) is attached to the right side face of the right end lower end fixing edge (21), and the upper end fixing edge (5) and the lower end fixing edge (21) are fixed through screws.
2. The integral connector with the short-circuit function as claimed in claim 1, wherein: the three groups of the inserting cores (3) are arranged in a cylindrical structure, the three groups of the inserting cores (3) are distributed equidistantly, and each group is composed of a front inserting core (3) and a rear inserting core (3) which are symmetrical.
3. The integral connector with the short-circuit function as claimed in claim 1, wherein: the right end of the electric connection telescopic rod (8) is simultaneously movably arranged on the right side surface penetrating through the first insulation area (14) and the right side surface of the second insulation area (13), and one end of the electric connection telescopic rod (8) penetrating through the right side surface of the second insulation area (13) is movably arranged in a transverse hole in the upper end of the second inserting core (32).
4. The integral connector with the short-circuit function as claimed in claim 3, wherein: an elastic metal ring (17) is fixedly welded on the surface of the outer ring of the connecting ring (18), and the elastic metal ring (17) is attached to the inner wall of the transverse hole in the second ferrule (32).
5. The integral connector with the short-circuit function as claimed in claim 1, wherein: the rear end of carriage release lever (9) runs through shifting chute (19) setting of fixed limit (5) rear end in upper end, the end of establishing at the fixed limit (5) rear end in upper end in carriage release lever (9) is transversely to run through and has dwang (11).
6. The integral connector with the short-circuit function as claimed in claim 5, wherein: dwang (11) are connected on threaded connection seat (10) of left end through screw-thread fit, the fixed welding of threaded connection seat (10) is on the rear end surface of the fixed limit in upper end (5), the right-hand member position of dwang (11) is connected with two sets of stop nut (12) through screw-thread fit, and two sets of stop nut (12) are laminated respectively on the left and right sides face of carriage release lever (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810895578.6A CN109066165B (en) | 2018-08-08 | 2018-08-08 | From integral type connector of taking short circuit function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810895578.6A CN109066165B (en) | 2018-08-08 | 2018-08-08 | From integral type connector of taking short circuit function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109066165A CN109066165A (en) | 2018-12-21 |
| CN109066165B true CN109066165B (en) | 2019-12-27 |
Family
ID=64678544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810895578.6A Expired - Fee Related CN109066165B (en) | 2018-08-08 | 2018-08-08 | From integral type connector of taking short circuit function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109066165B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB254801A (en) * | 1925-04-09 | 1926-07-09 | Anton Lodewyk Vandervelde | Improvements in and relating to electrical switches |
| JPH07263098A (en) * | 1994-03-22 | 1995-10-13 | Hitachi Ltd | Short circuit connector for withstand voltage test |
| CN101651278A (en) * | 2009-07-24 | 2010-02-17 | 贵州航天电器股份有限公司 | Short circuit electric connector |
| CN202550146U (en) * | 2012-02-29 | 2012-11-21 | 中航光电科技股份有限公司 | Four-core connector with short-circuit protection function |
| CN202797560U (en) * | 2012-08-08 | 2013-03-13 | 厦门唯恩电气有限公司 | Connector with built-in short circuit function |
| CN104009356A (en) * | 2014-05-22 | 2014-08-27 | 国网四川省电力公司成都市新都供电分公司 | Short connecting device |
| CN203910510U (en) * | 2014-05-21 | 2014-10-29 | 珠海派诺科技股份有限公司 | Short-circuit integrated terminal of current transformer |
| CN205911585U (en) * | 2016-08-09 | 2017-01-25 | 湖北盛佳电器设备有限公司 | Modularization short circuit spare |
| CN207474856U (en) * | 2017-11-30 | 2018-06-08 | 国电众智电力技术有限公司 | A kind of automatic short circuit device and the connector with the device |
-
2018
- 2018-08-08 CN CN201810895578.6A patent/CN109066165B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB254801A (en) * | 1925-04-09 | 1926-07-09 | Anton Lodewyk Vandervelde | Improvements in and relating to electrical switches |
| JPH07263098A (en) * | 1994-03-22 | 1995-10-13 | Hitachi Ltd | Short circuit connector for withstand voltage test |
| CN101651278A (en) * | 2009-07-24 | 2010-02-17 | 贵州航天电器股份有限公司 | Short circuit electric connector |
| CN202550146U (en) * | 2012-02-29 | 2012-11-21 | 中航光电科技股份有限公司 | Four-core connector with short-circuit protection function |
| CN202797560U (en) * | 2012-08-08 | 2013-03-13 | 厦门唯恩电气有限公司 | Connector with built-in short circuit function |
| CN203910510U (en) * | 2014-05-21 | 2014-10-29 | 珠海派诺科技股份有限公司 | Short-circuit integrated terminal of current transformer |
| CN104009356A (en) * | 2014-05-22 | 2014-08-27 | 国网四川省电力公司成都市新都供电分公司 | Short connecting device |
| CN205911585U (en) * | 2016-08-09 | 2017-01-25 | 湖北盛佳电器设备有限公司 | Modularization short circuit spare |
| CN207474856U (en) * | 2017-11-30 | 2018-06-08 | 国电众智电力技术有限公司 | A kind of automatic short circuit device and the connector with the device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109066165A (en) | 2018-12-21 |
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Effective date of registration: 20191204 Address after: 510000 9th floor, no.225, Kaifa Avenue, Guangzhou Economic and Technological Development Zone, Guangzhou, Guangdong Province, China, No.46, Jinxiu Road Applicant after: GUANGZHOU HUAFENG QIWANG ELECTRONIC TECHNOLOGY Co.,Ltd. Address before: 518000 Royal Garden, Four Seasons, Luotang Street, Luohu District, Shenzhen City, Guangdong Province Applicant before: SHENZHEN NANSHUO MINGTAI TECHNOLOGY Co.,Ltd. |
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Granted publication date: 20191227 Termination date: 20210808 |
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