CN106786105A - A kind of switch cabinet bus static contact earthing or grounding means - Google Patents
A kind of switch cabinet bus static contact earthing or grounding means Download PDFInfo
- Publication number
- CN106786105A CN106786105A CN201710029158.5A CN201710029158A CN106786105A CN 106786105 A CN106786105 A CN 106786105A CN 201710029158 A CN201710029158 A CN 201710029158A CN 106786105 A CN106786105 A CN 106786105A
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- CN
- China
- Prior art keywords
- grounding
- static contact
- switch cabinet
- inner cylinder
- cabinet bus
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- 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.)
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B11/00—Switchgear having carriage withdrawable for isolation
- H02B11/28—Earthing arrangements
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Gas-Insulated Switchgears (AREA)
- Elimination Of Static Electricity (AREA)
Abstract
The invention discloses a kind of switch cabinet bus static contact earthing or grounding means, including connector, insulation bar device and grounding wire device, connector has inner cylinder and outer barrel, card column is connected with the outer surface of inner cylinder, ground stud is also connected with the bottom wall of connection inner cylinder and outer barrel, bottom wall forms the patchhole for inserting static contact in the bottom of inner cylinder；Insulation bar device includes insulating bar and the rotary joint affixed with insulating bar, and the L-type groove for coordinating card column to use is offered on rotary joint；Grounding wire device includes grounding head and ground wire, and grounding head is detachably connected with ground stud.Compared to traditional jaw type ground wire, earth handcart, switch cabinet bus static contact earthing or grounding means is simple to operate for this, be easily installed, and can effective grounding, it is to avoid caused in ground connection operating process unexpected to occur.
Description
Technical field
The present invention relates to electric power grounding device field, and in particular to a kind of switch cabinet bus static contact earthing or grounding means.
Background technology
In the regular job of power system, bus turns maintenance and happens occasionally, and busbar grounding is used in current switch cubicle
Earthing or grounding means mainly has two kinds：A kind of is special busbar grounding handcart, and second is with traditional jaw type ground connection.
But all there is certain deficiency in both earthing or grounding means：Special busbar grounding handcart build is huge, weight compared with
Weight, operation is inconvenient, and it must push in voltage transformer storehouse and could be grounded, and not only hinder one's work but also earth point is not obvious.
And traditional jaw type ground wire is when in use, it is necessary to be directly sandwiched on busbar (bus static contact is cylindric, it is impossible to clamped),
It is grounded and is switched on switch cubicle rear cabinet door, this will cause very big risk, causes to be strayed into interval, electric shock equivalent risk, and disassemble
Switch cabinet body workload is big, and operations staff cannot complete independently, it is also possible to cause toy to take advantage of the occasion access switch cabinet cabinet,
Cause serious accident.
Regarding to the issue above, the present invention provides a kind of new thinking, for bus bar side static contact, scheme reasonable in design, solution
The problem that certainly traditional earthing or grounding means brings.
The content of the invention
Regarding to the issue above, the present invention provides a kind of switch cabinet bus static contact earthing or grounding means.
The purpose of the present invention is realized using following technical scheme：
A kind of switch cabinet bus static contact earthing or grounding means, including connector, insulation bar device and grounding wire device, connector
With inner cylinder and outer barrel, card column is connected with the outer surface of inner cylinder, ground stud is also connected with the bottom wall for connecting inner cylinder and outer barrel,
Bottom wall has the patchhole for inserting static contact in the bottom of inner cylinder；Insulation bar device includes insulating bar and affixed with insulating bar
Rotary joint, offered on rotary joint and coordinate the L-type groove that uses of card column；Grounding wire device includes grounding head and ground wire, ground connection
Head is detachably connected with ground stud.
Preferably, concentric outer barrel and inner cylinder are formed in one structure, and both of which is made up of aluminium alloy；The rotary joint and
Grounding head is made by metal material.
Preferably, 2 straight troughs being oppositely arranged are offered on the inner cylinder, the straight trough is perpendicular to bottom wall.
Preferably, the card column has 2, and is set parallel to bottom wall；The L-type groove has 2, is arranged symmetrically in rotary joint
Wall body on.
Preferably, the ground stud is located at the lower section of inner cylinder, and 2 screwed holes for installation bolt are offered thereon；Institute
State and 2 screwed holes for installation bolt are equally offered on grounding head, it is detachable by bolt between grounding head and ground stud
Connection.
Preferably, the rotary joint is the hollow cylinder with L-type groove, solid by bolt between insulating bar and rotary joint
Connect.
Preferably, the outer barrel is contacted with the pillar sheath of static contact, and the surface of outer barrel is laid with one layer of rubber layer.
Preferably, the inner cylinder is gradual shrinkage cylinder, and its sectional area is outwards gradually reduced by bottom wall.
Preferably, the grounding head and ground wire are affixed, and the ground wire is multiply annealed copper wire, its end ground connection.
Beneficial effects of the present invention are：Compared to traditional jaw type ground wire, earth handcart, it is simple to operate, be easy to peace
Dress, without opening voltage transformer storehouse and switch cubicle rear cabinet door, and energy effective grounding, it is to avoid caused meaning in ground connection operating process
Outer generation.
Brief description of the drawings
Using accompanying drawing, the invention will be further described, but embodiment in accompanying drawing is not constituted to any limit of the invention
System, for one of ordinary skill in the art, on the premise of not paying creative work, can also obtain according to the following drawings
Other accompanying drawings.
Fig. 1 is the structural representation of connector；
Fig. 2 is the bottom views structure chart of connector；
Fig. 3 is the structural representation of insulation bar device；
Fig. 4 is the structural representation of grounding wire device；
Fig. 5 is the cross section view after the earthing or grounding means is installed.
Reference：Inner cylinder -1；Outer barrel -2；Card column -3；Bottom wall -4；Ground stud -5；Static contact -6；Patchhole -7；Insulation
Rod -8；Rotary joint -9；L-type groove -10；Grounding head -11；Ground wire -12；Straight trough -13；Screwed hole -14；Pillar sheath -15.
Specific embodiment
The invention will be further described with the following Examples.
A kind of switch cabinet bus static contact earthing or grounding means as Figure 1-5, including connector, insulation bar device and ground connection
Line apparatus.Connector has inner cylinder 1 and outer barrel 2, and the bottom of card column 3, connection inner cylinder 1 and outer barrel 2 is connected with the outer surface of inner cylinder 1
Ground stud 5 is also connected with wall 4, bottom wall 4 has the patchhole 7 for inserting static contact 6 in the bottom of inner cylinder 1.Insulating bar is filled
Put including insulating bar 8 and the rotary joint 9 affixed with insulating bar 8, the L-type groove 10 for coordinating card column 3 to use is offered on rotary joint 9.
Grounding wire device includes grounding head 11 and ground wire 12, and grounding head 11 is detachably connected with ground stud 5.
Concentric outer barrel 2 and inner cylinder 1 is formed in one structure, and both of which is made up of aluminium alloy.Rotary joint 9 and grounding head 11
It is made by metal material.
As further preferred scheme, 2 straight troughs 13 being oppositely arranged are offered on inner cylinder 1 so that it can be provided
Stress wraps static contact 6.Straight trough 13 is perpendicular to bottom wall 4.
Used as further preferred scheme, card column 3 has 2, and is set parallel to bottom wall 4；L-type groove 10 has 2, symmetrical cloth
Put on the wall body of rotary joint 9.
Used as further preferred scheme, ground stud 5 is located at the lower section of inner cylinder 1, and 2 are offered thereon for installation bolt
Screwed hole 14；Equally offer 2 screwed holes 14 for installation bolt on grounding head 11, grounding head 11 and ground stud 5 it
Between be detachably connected by bolt.
Used as further preferred scheme, rotary joint 9 is the hollow cylinder with L-type groove 10, insulating bar 8 and rotary joint 9
Between by bolt it is affixed.
Used as further preferred scheme, outer barrel 2 (encloses opening around static contact 6 with the pillar sheath 15 of static contact 6
Port sleeve) contact, and the surface of outer barrel 2 is laid with one layer of rubber layer, prevents from damaging pillar sheath 15.
Used as further preferred scheme, referring to Fig. 5, inner cylinder 1 is gradual shrinkage cylinder, its sectional area by bottom wall 4 outwards by
It is tapered small, to enable that inner cylinder 1 preferably wraps up static contact.
Used as further preferred scheme, grounding head 11 and ground wire 12 are affixed, and ground wire 12 is multiply annealed copper wire, its end
End ground connection.
It is first that ground stud 5 and grounding head 11 is affixed with bolt when this switch cabinet bus static contact earthing or grounding means is grounded,
Operating personnel hold one end of insulating bar 8 afterwards, and the opening alignment card column 3 of the L-type groove 10 of rotary joint 9 is inserted, and then rotate
Insulating bar 8 causes that card column 3 is sticked in L-type groove 10, then controls insulating bar 8 that the patchhole 7 of connector is aligned into static contact 6 and inserts
Enter, wrap static contact 6, the last rotating insulated rod 8 of opposite direction using the Al-alloy metal stress of inner cylinder 1, and rotary joint 9 is drawn
Go out, ground connection completes.Finished when busbar overhaul, it is necessary to when removing ground connection, operation order is with aforesaid operations conversely, first with L-type groove
10 and the cooperation of card column 3 pull out rotary joint 9, then remove the bolt connection of ground stud 5 and grounding head 11.
Finally it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than the present invention is protected
The limitation of scope is protected, although being explained to the present invention with reference to preferred embodiment, one of ordinary skill in the art should
Work as understanding, technical scheme can be modified or equivalent, without deviating from the reality of technical solution of the present invention
Matter and scope.
Claims (9)
1. a kind of switch cabinet bus static contact earthing or grounding means, it is characterized in that, including connector, insulation bar device and grounding wire mounting
Put, connector has inner cylinder and outer barrel, card column is connected with the outer surface of inner cylinder, connect also affixed on the bottom wall of inner cylinder and outer barrel
There is ground stud, bottom wall has the patchhole for inserting static contact in the bottom of inner cylinder；Insulation bar device include insulating bar and with
The affixed rotary joint of insulating bar, offers the L-type groove for coordinating card column to use on rotary joint；Grounding wire device includes grounding head and connects
Ground wire, grounding head is detachably connected with ground stud.
2. a kind of switch cabinet bus static contact earthing or grounding means according to claim 1, it is characterized in that, concentric outer barrel and interior
Cylinder is formed in one structure, and both of which is made up of aluminium alloy；The rotary joint and grounding head are made by metal material.
3. a kind of switch cabinet bus static contact earthing or grounding means according to claim 1 and 2, it is characterized in that, on the inner cylinder
2 straight troughs being oppositely arranged are offered, the straight trough is perpendicular to bottom wall.
4. a kind of switch cabinet bus static contact earthing or grounding means according to claim 1 and 2, it is characterized in that, the card column has 2
It is individual, and set parallel to bottom wall；The L-type groove has 2, is arranged symmetrically on the wall body of rotary joint.
5. a kind of switch cabinet bus static contact earthing or grounding means according to claim 3, it is characterized in that, the ground stud is located at
The lower section of inner cylinder, offers 2 screwed holes for installation bolt thereon；2 are equally offered on the grounding head for pacifying
The screwed hole of bolt is filled, is detachably connected by bolt between grounding head and ground stud.
6. a kind of switch cabinet bus static contact earthing or grounding means according to claim 1, it is characterized in that, the rotary joint is tool
There is the hollow cylinder of L-type groove, it is affixed by bolt between insulating bar and rotary joint.
7. a kind of switch cabinet bus static contact earthing or grounding means according to claim 1, it is characterized in that, the outer barrel and stationary contact
The pillar sheath contact of head, and the surface of outer barrel is laid with one layer of rubber layer.
8. a kind of switch cabinet bus static contact earthing or grounding means according to claim 1, it is characterized in that, the inner cylinder is tapered
Type cylinder, its sectional area is outwards gradually reduced by bottom wall.
9. a kind of switch cabinet bus static contact earthing or grounding means according to claim 1, it is characterized in that, the grounding head and connect
Ground wire is affixed, and the ground wire is multiply annealed copper wire, its end ground connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710029158.5A CN106786105B (en) | 2017-01-16 | 2017-01-16 | A kind of switch cabinet bus static contact earthing or grounding means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710029158.5A CN106786105B (en) | 2017-01-16 | 2017-01-16 | A kind of switch cabinet bus static contact earthing or grounding means |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106786105A true CN106786105A (en) | 2017-05-31 |
| CN106786105B CN106786105B (en) | 2018-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710029158.5A Active CN106786105B (en) | 2017-01-16 | 2017-01-16 | A kind of switch cabinet bus static contact earthing or grounding means |
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| Country | Link |
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| CN (1) | CN106786105B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113991503A (en) * | 2021-12-07 | 2022-01-28 | 海南电网有限责任公司三亚供电局 | Quick earthing device of cubical switchboard generating line |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103944094A (en) * | 2014-05-14 | 2014-07-23 | 国家电网公司 | 10-kV handcart switch cabinet bus fixed contact ground method and special grounding device thereof |
| CN203859420U (en) * | 2014-05-05 | 2014-10-01 | 国家电网公司 | Busbar grounding wire used for 10-35kV centrally-arranged type switch cabinet |
| CN204391507U (en) * | 2014-11-11 | 2015-06-10 | 国家电网公司 | A kind of earth connection of 10 kilovolts of enclosed switchgear bus bar side |
| CN105305331A (en) * | 2015-11-23 | 2016-02-03 | 国网宁夏电力公司吴忠供电公司 | Grounding device for T-shaped cable head |
| CN205693081U (en) * | 2016-06-15 | 2016-11-16 | 国网天津市电力公司 | Mume flower contact formula grounding device |
| CN206432612U (en) * | 2017-01-16 | 2017-08-22 | 国网安徽省电力公司宣城供电公司 | A kind of switch cabinet bus static contact earthing or grounding means |
-
2017
- 2017-01-16 CN CN201710029158.5A patent/CN106786105B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203859420U (en) * | 2014-05-05 | 2014-10-01 | 国家电网公司 | Busbar grounding wire used for 10-35kV centrally-arranged type switch cabinet |
| CN103944094A (en) * | 2014-05-14 | 2014-07-23 | 国家电网公司 | 10-kV handcart switch cabinet bus fixed contact ground method and special grounding device thereof |
| CN204391507U (en) * | 2014-11-11 | 2015-06-10 | 国家电网公司 | A kind of earth connection of 10 kilovolts of enclosed switchgear bus bar side |
| CN105305331A (en) * | 2015-11-23 | 2016-02-03 | 国网宁夏电力公司吴忠供电公司 | Grounding device for T-shaped cable head |
| CN205693081U (en) * | 2016-06-15 | 2016-11-16 | 国网天津市电力公司 | Mume flower contact formula grounding device |
| CN206432612U (en) * | 2017-01-16 | 2017-08-22 | 国网安徽省电力公司宣城供电公司 | A kind of switch cabinet bus static contact earthing or grounding means |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113991503A (en) * | 2021-12-07 | 2022-01-28 | 海南电网有限责任公司三亚供电局 | Quick earthing device of cubical switchboard generating line |
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| Publication number | Publication date |
|---|---|
| CN106786105B (en) | 2018-11-06 |
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