CN205646196U - Looped netowrk cabinet earthing device - Google Patents
Looped netowrk cabinet earthing device Download PDFInfo
- Publication number
- CN205646196U CN205646196U CN201620509365.1U CN201620509365U CN205646196U CN 205646196 U CN205646196 U CN 205646196U CN 201620509365 U CN201620509365 U CN 201620509365U CN 205646196 U CN205646196 U CN 205646196U
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- bar
- screw thread
- wire bus
- main unit
- ring main
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Abstract
The utility model relates to a power supply technical field, concretely relates to looped netowrk cabinet earthing device, including being used for the wire busbar be connected with looped netowrk cabinet cable terminal sleeve pipe electricity, the one end of wire busbar is connected with the one end of earth connection electricity, the other end and the earth clamp electricity of earth connection are connected, the earth clamp is connected with the ground connection stake or the inside earthing conductor electricity of looped netowrk cabinet of the place ground setting of looped netowrk cabinet, through the wire busbar, elbow type cable terminal sleeve pipe and earthing conductor in the earth clamp lug connection operation post department looped netowrk cabinet, thereby conveniently realize the ground connection operation of looped netowrk cabinet, and then realized totally closedly, the ground connection operation on the spot of all insulation formula looped netowrk cabinet power failure spaced, ensure the personal safety of the maintainer at operation interval.
Description
Technical field
This utility model relates to power supply technique field, is specifically related to a kind of ring main unit grounding device.
Background technology
Along with the development of distribution network technology, all insulation, totally-enclosed waterproofing design be outdoor ring main unit, cable branch box,
The developing direction of the equipment such as box-type substation, above-mentioned all insulation, totally-enclosed greatly improve Reliability of Power Supplying Net Work and sets
Standby safe and stable runnability.But, the equipment such as distribution outdoor ring main unit in, all insulation totally-enclosed for these stops
Electric-examination is repaiied in operation process, and the inlet wire of the distribution outdoor ring main unit that there is some all insulations, totally-enclosed family is spaced no ground cutter
Lock or bare metal earth point, maintainer can only be by the grounding switch that switchs and close in disconnecting upper level or electric substation
Mode arrange site safety measure.Setting cannot install ground connection, and field service personnel cannot definitely determine between operation
Every not charged, bring certain security risk to Field Force.The reason that the problems referred to above occur is: totally-enclosed, the most exhausted
The equipment such as edge formula outdoor ring main unit are largely used to urban distribution network, are designed to dual power supply ring for improving power supply reliability majority
Net power supply, inlet wire cable is penetrated by lower cabinet door, for preventing operations staff's charged co-grounding switch maloperation, in actual application
High-voltage Incoming Cabinet and contact cabinet do not fill grounding switch, and outgoing line cabinet installs grounding switch;Secondly, these totally-enclosed, all insulations
Formula outdoor ring network cabinet equipment many employings all insulation, full-shield formula elbow-type tag, all insulation formula elbow-type cable termination
Joint cannot install traditional earth lead without bare metal conductor, operation field.
Utility model content
The purpose of this utility model is: provide a kind of for all insulation, the grounding device of totally enclosed ring main unit, it is ensured that
At operation interval, maintainer's is perfectly safe.
For achieving the above object, the technical solution adopted in the utility model is: ring main unit grounding device, including for ring
The wire bus-bar of net cabinet cable termination head casing tube electrical connection, one end of wire bus-bar electrically connects with one end of earth lead,
The other end of earth lead electrically connects with earthing clamp, earthing clamp and the ground stud of ground, ring main unit place setting or looped network
Earth conductor electrical connection within cabinet.
This utility model there is also following characteristics:
Ring main unit cable termination head casing tube is arranged at intervals with three, and wire bus-bar is strip of sheet, and wire bus-bar is arranged
Having the through hole telescopic joint with cable terminal, fits with cable termination head casing tube pipe end in the plate face of wire bus-bar, and logical
It is connected by the first connecting bolt between hole with cable termination head casing tube.
Ring main unit cable termination head casing tube is arranged at intervals with three, and wire bus-bar is strip of sheet, and wire bus-bar is arranged
There is the through hole telescopic joint with cable terminal, in cable termination head casing tube, be provided with extension screw rod, extend screw rod bar rectangular
To level, wire bus-bar is connected with the elongated end extending screw rod.
Three cable terminal sleeve pipes are horizontally spaced about, the plate length direction level of wire bus-bar, and described through hole is bar shaped
Hole and length direction level, the first connecting bolt includes first, second screw thread bar segment, and the first screw thread bar segment bar footpath is more than the
Two screw thread bar segment bar footpaths, the first screw thread bar segment is connected with cable terminal casing threads, and the second screw thread bar segment is set in wire
In the through hole of bus-bar, the second screw thread bar segment is provided with the first clamp nut, described earth lead and the one of wire bus-bar
End electrical connection.
Three cable termination head casing tube vertical spacings are arranged, and the plate length direction of wire bus-bar is vertical, and described through hole is bar shaped
Hole and length direction level, the first connecting bolt includes first, second screw thread bar segment, and the first screw thread bar segment bar footpath is more than the
Two screw thread bar segment bar footpaths, the first screw thread bar segment is connected with cable terminal casing threads, and the second screw thread bar segment is set in wire
In the through hole of bus-bar, the second screw thread bar segment is provided with under the first clamp nut, described earth lead and wire bus-bar
End electrical connection.
Three cable terminal sleeve pipes are horizontally spaced about, the plate length direction level of wire bus-bar, and described through hole is bar shaped
Hole and length direction level, threadeding with wire bus-bar in the one end extending screw rod, extends the screw rod other end and extension
Threaded, the rod end that the other end of extension and second connects screw rod is threaded, second connect screw rod include the 3rd,
4th screw thread bar segment, is provided with step bars between the 3rd screw thread bar segment and the 4th screw thread bar segment, the 3rd screw thread bar segment and cable
Terminals casing threads connects, and the 4th screw thread bar segment is set in the through hole of wire bus-bar, and the 4th screw thread bar segment is arranged
The second clamp nut, described earth lead is had to electrically connect with one end of wire bus-bar.
Three cable termination head casing tube vertical spacings are arranged, and the plate length direction of wire bus-bar is vertical, and described through hole is bar shaped
Hole and length direction level, threadeding with wire bus-bar in the one end extending screw rod, extends the screw rod other end and extension
Threaded, the rod end that the other end of extension and second connects screw rod is threaded, second connect screw rod include the 3rd,
4th screw thread bar segment, the 3rd screw thread bar segment bar footpath is more than the 4th screw thread bar segment bar footpath, the 3rd screw thread bar segment and cable terminal
Casing threads connects, and the 4th screw thread bar segment is set in the through hole of wire bus-bar, and the 4th screw thread bar segment is provided with second
Clamp nut, described earth lead electrically connects with the lower end of wire bus-bar.
Described earth lead includes wire, is wrapped with insulating sheath outside wire, and the two ends of wire are crimped with wiring copper nose, wire
The wiring copper nose of one end is bolted connection with wire bus-bar, and the wiring copper nose of the wire other end leads to earthing clamp
Cross bolt to be fastenedly connected.
Described earthing clamp includes for the card adapter plate with the earth conductor clamping within pile or ring main unit, described clamping
Being provided with bayonet socket on plate, card adapter plate is provided with fastening bolt, fastening bolt is threadeded with card adapter plate composition and rod end is stretched
In card inlet.
Compared with prior art, the technique effect that this utility model possesses is: direct by wire bus-bar, earthing clamp
Connect at setting elbow-type cable termination head casing tube and earth conductor in ring main unit, thus conveniently realize the ground connection behaviour of ring main unit
Make, and then achieve totally-enclosed, the operation of ground connection on the spot of all insulation formula ring main unit off interval, it is ensured that at operation interval
The personal safety of maintainer.
Accompanying drawing explanation
Fig. 1 is the structural representation of ring main unit grounding device wire bus-bar;
Fig. 2 is the structural representation that ring main unit grounding device second connects screw rod;
Fig. 3 is the structural representation that ring main unit grounding device first connects screw rod;
Fig. 4 is the structural representation of ring main unit grounding device earthing clamp;
Fig. 5 is the structural representation of ring main unit grounding device earth lead;
Fig. 6 a and Fig. 6 b is two kinds of structural representations of ring main unit grounding device embodiment one;
Fig. 7 a and Fig. 7 b is two kinds of structural representations of ring main unit grounding device embodiment two;
Fig. 8 a and Fig. 8 b is two kinds of structural representations of ring main unit grounding device embodiment three;
Fig. 9 a and Fig. 9 b is two kinds of structural representations of ring main unit grounding device embodiment four.
Detailed description of the invention
In conjunction with Fig. 1 to Fig. 9 b, the utility model is further described:
Ring main unit grounding device, including the wire bus-bar 20 for electrically connecting with ring main unit cable termination head casing tube 10,
One end of wire bus-bar 20 electrically connects with one end of earth lead 30, the other end of earth lead 30 and earthing clamp 40
Earth conductor within electrical connection, ground stud that earthing clamp 40 is arranged with ground, ring main unit place or ring main unit is electrically connected
Connect.
Elbow-type cable termination head casing tube in ring main unit it is directly connected at setting by wire bus-bar 20, earthing clamp 40
10 and earth conductor, thus conveniently realize the ground connection operation of ring main unit, and then achieve totally-enclosed, all insulation formula looped network
The operation of ground connection on the spot of cabinet off interval, it is ensured that the personal safety of the maintainer at operation interval.
Below for four specific embodiments, this utility model is further explained:
In conjunction with Fig. 6 a and Fig. 6 b, as embodiment one of the present utility model, ring main unit cable termination head casing tube 10 is spaced
Being provided with three, wire bus-bar 20 is strip of sheet, wire bus-bar 20 is provided with and cable termination head casing tube 10
The through hole 21 connected, fit with cable termination head casing tube 10 pipe end in the plate face of wire bus-bar 20, and through hole 21 is with electric
Connected by the first connecting bolt 50 between cable terminals sleeve pipe 10;
Three cable termination head casing tubes 10 are horizontally spaced about, the plate length direction level of wire bus-bar 20, described through hole
21 is bar hole and length direction level, and the first connecting bolt 50 includes first, second screw thread bar segment 51,52, first
Screw thread bar segment 51 bar footpath is more than the second screw thread bar segment 52 bar footpath, the first screw thread bar segment 51 and cable termination head casing tube 10
Threaded, the second screw thread bar segment 52 is set in the through hole 21 of wire bus-bar 20, and the second screw thread bar segment 52 sets
Being equipped with the first clamp nut 53, described earth lead 30 electrically connects with one end of wire bus-bar 20.
Above-mentioned grounding device is in ground connection operating process, and first earth lead 30 is connected with earthing clamp 40, then will lead
Line bus-bar 20 is fixed on ring main unit cable termination head casing tube 10, then by earth lead by the first connecting bolt 50
30 are connected with wire bus-bar 20, thus realize the ground connection operation of ring main unit, and the first connecting bolt 50 uses two-way spiral shell
Rasp bar structure, and the first screw thread bar segment 51 bar footpath is more than the second screw thread bar segment 52 bar footpath, thus conveniently wire is confluxed
Row 20 is fixed on cable termination head casing tube 10, and fixed form is simple, reliable.
In conjunction with Fig. 8 a and Fig. 8 b, as embodiment three of the present utility model, for different ring main unit cable termination headgears
Pipe 10 position, ring main unit cable termination head casing tube 10 is arranged at intervals with three, and wire bus-bar 20 is strip of sheet,
Be provided with the through hole 21 being connected with cable termination head casing tube 10 on wire bus-bar 20, the plate face of wire bus-bar 20 with
Cable termination head casing tube 10 pipe end is fitted, and by the first connecting bolt between through hole 21 and cable termination head casing tube 10
50 connect;
Three cable termination head casing tube 10 vertical spacings are arranged, and the plate length direction of wire bus-bar 20 is vertical, described through hole
21 is bar hole and length direction level, and the first connecting bolt 50 includes first, second screw thread bar segment 51,52, first
Screw thread bar segment 51 bar footpath is more than the second screw thread bar segment 52 bar footpath, the first screw thread bar segment 51 and cable termination head casing tube 10
Threaded, the second screw thread bar segment 52 is set in the through hole 21 of wire bus-bar 20, and the second screw thread bar segment 52 sets
Being equipped with the first clamp nut 53, described earth lead 30 electrically connects with the lower end of wire bus-bar 20.
Above-mentioned grounding device is roughly the same with the process in embodiment one in ground connection operating process, needs during installing
Wire bus-bar 20 is vertically arranged.
In conjunction with Fig. 7 a and Fig. 7 b, as embodiment two of the present utility model, ring main unit cable termination head casing tube 10 is spaced
Being provided with three, wire bus-bar 20 is strip of sheet, wire bus-bar 20 is provided with and cable termination head casing tube 10
The through hole 21 connected, is provided with extension screw rod 60, extends screw rod 60 bar length direction level in cable termination head casing tube 10,
Wire bus-bar 20 is connected with the elongated end extending screw rod 60;
Three cable termination head casing tubes 10 are horizontally spaced about, the plate length direction level of wire bus-bar 20, described through hole
21 is bar hole and length direction level, threadeds with wire bus-bar 20 in the one end extending screw rod 60, extends spiral shell
Bar 60 other end is threadeded with extension 61, and the other end of extension 61 and second connects the rod end screw thread of screw rod 62
Connecting, second connects screw rod 62 includes the three, the 4th screw thread bar segment 621,622, the 3rd screw thread bar segment 621 and the 4th
Being provided with step bars 623 between screw thread bar segment 622, the 3rd screw thread bar segment 621 is with cable termination head casing tube 10 screw thread even
Connecing, the 4th screw thread bar segment 622 is set in the through hole 21 of wire bus-bar 20, and the 4th screw thread bar segment 622 is provided with
Second clamp nut 63, described earth lead 30 electrically connects with one end of wire bus-bar 20.
Above-mentioned grounding device is in ground connection operating process, and first earth lead 30 is connected with earthing clamp 40, then will prolong
Stretch on screw rod 60 and ring main unit cable termination head casing tube 10, be fixed on extension screw rod 60 by extension 61, extend
The second connecting bolt 62 is fixed in one end of pipe 61, and the through hole 21 of wire bus-bar 20 is set in the second connecting bolt 62
The 4th screw thread bar segment 622 in, the 4th screw thread bar segment 622 of the second connecting bolt 62 arranges the second fastening spiral shell the most again
Female 63, thus wire bus-bar 20 is fixed up, it is achieved the ground connection of ring main unit operates the second connecting bolt 62 and uses
Bidirectional helical bar structure, and step bars 623 is set in the middle of the second connecting bolt 62, it is achieved thereby that wire bus-bar
20 and extension 61 spacing, the convenient pipe end that wire bus-bar 20 is fixed on extension 61, and fixed form is simple
Single, reliable.
In conjunction with Fig. 9 a and 9b, as embodiment four of the present utility model, ring main unit cable termination head casing tube 10 interval sets
Being equipped with three, wire bus-bar 20 is strip of sheet, wire bus-bar 20 is provided with cable termination head casing tube 10 even
The through hole 21 connect, is provided with extension screw rod 60, extends screw rod 60 bar length direction level in cable termination head casing tube 10,
Wire bus-bar 20 is connected with the elongated end extending screw rod 60;
Three cable termination head casing tube 10 vertical spacings are arranged, and the plate length direction of wire bus-bar 20 is vertical, described through hole
21 is bar hole and length direction level, threadeds with wire bus-bar 20 in the one end extending screw rod 60, extends spiral shell
Bar 60 other end is threadeded with extension 61, and the other end of extension 61 and second connects the rod end screw thread of screw rod 62
Connecting, second connects screw rod 62 includes the three, the 4th screw thread bar segment 621,622, and the 3rd screw thread bar segment 621 bar footpath is big
In the 4th screw thread bar segment 622 bar footpath, the 3rd screw thread bar segment 621 is threadeded with cable termination head casing tube 10, the 4th spiral shell
Rasp bar section 622 is set in the through hole 21 of wire bus-bar 20, and the 4th screw thread bar segment 622 is provided with the second fastening spiral shell
Female 63, described earth lead 30 electrically connects with the lower end of wire bus-bar 20;
Above-mentioned grounding device is roughly the same with the process in embodiment two in ground connection operating process, needs during installing
Wire bus-bar 20 is vertically arranged.
As this utility model preferred version further, described earth lead 30 includes wire 31, and wire 31 outsourcing is attached
Insulating sheath 32, the two ends of wire 31 is had to be crimped with wiring copper nose 33, the wiring copper nose 33 of wire 31 one end and wire
Bus-bar 20 is bolted connection, and the wiring copper nose 33 of wire 31 other end and earthing clamp 40 are tight by bolt
Being solidly connected, wire 31 uses that multiply high-quality annealed copper wire is stranded to be formed, and is cladded with transparent insulation sheath soft, resistant to elevated temperatures
32, wiring copper nose 33 uses the compression joint technique that is flexible coupling, when can be effectively prevented use with wire 31 and insulating sheath 32
Junction copper cash breaks stock, improves reliability and the service life of earth lead.
More specifically, described earthing clamp 40 include for the earth conductor clamping within pile or ring main unit
Card adapter plate 41, described card adapter plate 41 is provided with bayonet socket, card adapter plate 41 is provided with fastening bolt 42, fastening bolt
42 constitute with card adapter plate 41 and to threaded and rod end stretches in bayonet socket.Described earthing clamp 40 uses fine aluminum alloy pressure
Casting forms, and the securing member metal supporting with it is all through Nickel Plating Treatment, and earthing clamp 40 uses plain end screw compression type technique
Connect ring main unit earth conductor.Plain end screw type compress mode can flexible adaptation operation field all kinds of earth conductor situation,
Such as ring main unit cabinet door, cable branch box ground connection band iron etc., ground connection can be fixedly secured.
It is obvious to a person skilled in the art that this utility model is not limited to the details of above-mentioned one exemplary embodiment, and
In the case of without departing substantially from spirit or essential attributes of the present utility model, it is possible to realize this practicality in other specific forms new
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, this
The scope of utility model is limited by claims rather than described above, it is intended that by the equivalent in claim that falls
All changes in the implication of important document and scope are included in this utility model.Should be by any accompanying drawing mark in claim
Note is considered as limiting involved claim.
Although moreover, it will be appreciated that this specification is been described by according to embodiment, but the most each embodiment only wraps
Containing an independent technical scheme, this narrating mode of description is only for clarity sake, and those skilled in the art should
When description can also be formed art technology through appropriately combined as an entirety, the technical scheme in each embodiment
Personnel may be appreciated other embodiments.
Claims (9)
1. ring main unit grounding device, it is characterised in that: include for being electrically connected with ring main unit cable termination head casing tube (10)
The wire bus-bar (20) connect, one end of wire bus-bar (20) electrically connects with one end of earth lead (30), ground connection
The other end of line (30) electrically connects with earthing clamp (40), and earthing clamp (40) is arranged with ground, ring main unit place
Earth conductor electrical connection within ground stud or ring main unit.
Ring main unit grounding device the most according to claim 1, it is characterised in that: ring main unit cable termination head casing tube
(10) being arranged at intervals with three, wire bus-bar (20) is strip of sheet, wire bus-bar (20) is provided with and electricity
The through hole (21) that cable terminals sleeve pipe (10) connects, the plate face of wire bus-bar (20) and cable termination head casing tube (10)
Pipe end is fitted, and is connected by the first connecting bolt (50) between through hole (21) with cable termination head casing tube (10).
Ring main unit grounding device the most according to claim 1, it is characterised in that: ring main unit cable termination head casing tube
(10) being arranged at intervals with three, wire bus-bar (20) is strip of sheet, wire bus-bar (20) is provided with and electricity
The through hole (21) that cable terminals sleeve pipe (10) connects, is provided with extension screw rod (60) in cable termination head casing tube (10),
Extending screw rod (60) bar length direction level, wire bus-bar (20) is connected with the elongated end extending screw rod (60).
Ring main unit grounding device the most according to claim 2, it is characterised in that: three cable termination head casing tubes (10)
Being horizontally spaced about, the plate length direction level of wire bus-bar (20), described through hole (21) is bar hole and length side
To level, the first connecting bolt (50) includes first, second screw thread bar segment (51,52), the first screw thread bar segment (51)
Bar footpath is more than the second screw thread bar segment (52) bar footpath, the first screw thread bar segment (51) and cable termination head casing tube (10) screw thread
Connecting, the second screw thread bar segment (52) is set in the through hole (21) of wire bus-bar (20), the second screw thread bar segment (52)
On be provided with the first clamp nut (53), described earth lead (30) electrically connects with one end of wire bus-bar (20).
Ring main unit grounding device the most according to claim 2, it is characterised in that: three cable termination head casing tubes (10)
Vertical spacing is arranged, and the plate length direction of wire bus-bar (20) is vertical, and described through hole (21) is bar hole and length side
To level, the first connecting bolt (50) includes first, second screw thread bar segment (51,52), the first screw thread bar segment (51)
Bar footpath is more than the second screw thread bar segment (52) bar footpath, the first screw thread bar segment (51) and cable termination head casing tube (10) screw thread
Connecting, the second screw thread bar segment (52) is set in the through hole (21) of wire bus-bar (20), the second screw thread bar segment (52)
On be provided with the first clamp nut (53), described earth lead (30) electrically connects with the lower end of wire bus-bar (20).
Ring main unit grounding device the most according to claim 3, it is characterised in that: three cable termination head casing tubes (10)
Being horizontally spaced about, the plate length direction level of wire bus-bar (20), described through hole (21) is bar hole and length side
To level, threadeding with wire bus-bar (20) in the one end extending screw rod (60), extends screw rod (60) other end
Threadeding with extension (61), the other end of extension (61) and second connects the rod end screw thread of screw rod (62) even
Connecing, second connects screw rod (62) includes the three, the 4th screw thread bar segment (621,622), the 3rd screw thread bar segment (621)
And it is provided with step bars (623), the 3rd screw thread bar segment (621) and cable terminal between the 4th screw thread bar segment (622)
Sleeve pipe (10) is threaded, and the 4th screw thread bar segment (622) is set in the through hole (21) of wire bus-bar (20),
The second clamp nut (63), described earth lead (30) and wire bus-bar (20) it is provided with in 4th screw thread bar segment (622)
One end electrical connection.
Ring main unit grounding device the most according to claim 3, it is characterised in that: three cable termination head casing tubes (10)
Vertical spacing is arranged, and the plate length direction of wire bus-bar (20) is vertical, and described through hole (21) is bar hole and length side
To level, threadeding with wire bus-bar (20) in the one end extending screw rod (60), extends screw rod (60) other end
Threadeding with extension (61), the other end of extension (61) and second connects the rod end screw thread of screw rod (62) even
Connecing, second connects screw rod (62) includes the three, the 4th screw thread bar segment (621,622), the 3rd screw thread bar segment (621)
Bar footpath is more than the 4th screw thread bar segment (622) bar footpath, the 3rd screw thread bar segment (621) and cable termination head casing tube (10) spiral shell
Stricture of vagina connects, and the 4th screw thread bar segment (622) is set in the through hole (21) of wire bus-bar (20), the 4th threaded rod
The lower end of the second clamp nut (63), described earth lead (30) and wire bus-bar (20) it is provided with in section (622)
Electrical connection.
8. according to the ring main unit grounding device described in claim 1 to 7 any one, it is characterised in that: described ground connection
Line (30) includes wire (31), is wrapped with insulating sheath (32) outside wire (31), the two ends crimping of wire (31)
Having wiring copper nose (33), wiring copper nose (33) of wire (31) one end and wire bus-bar (20) are tight by bolt
Being solidly connected, wiring copper nose (33) of wire (31) other end is bolted connection with earthing clamp (40).
Ring main unit grounding device the most according to claim 8, it is characterised in that: described earthing clamp (40) wraps
Including for the card adapter plate (41) with the earth conductor clamping within pile or ring main unit, described card adapter plate sets on (41)
It is equipped with bayonet socket, card adapter plate (41) is provided with fastening bolt (42), fastening bolt (42) and card adapter plate (41) structure
Threaded and rod end is become to stretch in bayonet socket.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620509365.1U CN205646196U (en) | 2016-05-30 | 2016-05-30 | Looped netowrk cabinet earthing device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201620509365.1U CN205646196U (en) | 2016-05-30 | 2016-05-30 | Looped netowrk cabinet earthing device |
Publications (1)
Publication Number | Publication Date |
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CN205646196U true CN205646196U (en) | 2016-10-12 |
Family
ID=57051776
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201620509365.1U Expired - Fee Related CN205646196U (en) | 2016-05-30 | 2016-05-30 | Looped netowrk cabinet earthing device |
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CN (1) | CN205646196U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109088505A (en) * | 2018-11-07 | 2018-12-25 | 珠海格力电器股份有限公司 | A kind of motor wire-connecting board and its mode of connection of detachable and interchangeable binding post |
CN113972535A (en) * | 2021-11-05 | 2022-01-25 | 国网河南省电力公司济源供电公司 | Elbow type head-mounted ground wire auxiliary device |
CN114421290A (en) * | 2022-01-27 | 2022-04-29 | 惠州蓄能发电有限公司 | Distribution board grounding device |
-
2016
- 2016-05-30 CN CN201620509365.1U patent/CN205646196U/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109088505A (en) * | 2018-11-07 | 2018-12-25 | 珠海格力电器股份有限公司 | A kind of motor wire-connecting board and its mode of connection of detachable and interchangeable binding post |
CN113972535A (en) * | 2021-11-05 | 2022-01-25 | 国网河南省电力公司济源供电公司 | Elbow type head-mounted ground wire auxiliary device |
CN113972535B (en) * | 2021-11-05 | 2023-08-22 | 国网河南省电力公司济源供电公司 | Elbow type head hanging ground wire auxiliary device |
CN114421290A (en) * | 2022-01-27 | 2022-04-29 | 惠州蓄能发电有限公司 | Distribution board grounding device |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161012 |
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CF01 | Termination of patent right due to non-payment of annual fee |