CN105140695A - Grounding vehicle for centrally-installed switchgear - Google Patents
Grounding vehicle for centrally-installed switchgear Download PDFInfo
- Publication number
- CN105140695A CN105140695A CN201510595422.2A CN201510595422A CN105140695A CN 105140695 A CN105140695 A CN 105140695A CN 201510595422 A CN201510595422 A CN 201510595422A CN 105140695 A CN105140695 A CN 105140695A
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- CN
- China
- Prior art keywords
- grounding
- central cabinet
- car
- dolly chassis
- grounding car
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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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Abstract
The invention discloses a grounding vehicle for a centrally-installed switchgear, and belongs to the technical field of grounding equipment. Problems that in the prior art, the grounding vehicle is only applicable to one type of the centrally-installed switchgear, the operation process is complicated, and grounding failure is always caused by vibration and manual accidental collision are solved. The grounding vehicle comprises a trolley chassis, the trolley chassis is provided with a grounding point, the grounding vehicle for the centrally-installed switchgear also comprises a movable insulation baffle, the movable insulation baffle is connected with the trolley chassis via two angle steel supporting plates, two ends on the trolley chassis are provided with telescoping slots, the telescoping slots at two ends are connected via telescoping rods penetrating through the two angle steel supporting plates, the telescoping rods are provided with telescoping slot locking pins, insulation rods are fixed on the movable insulation baffle, the upper ends of the insulation rods are connected with grounding contacts, and the lower ends of the insulation rods are connected with the grounding point via grounding wires. The grounding vehicle is used for insulation protection maintenance grounding, and can also be used for auxiliary equipment of high-voltage tests.
Description
Technical field
The present invention is specifically related to a kind of central cabinet grounding car, belongs to grounding apparatus technical field.
Background technology
When upkeep operation is protected absolutely to middle-placed switch cabinet, usually need due to the requirement at secure context, need just can carry out relevant work by Awaiting Overhaul bus with after allotting line reliable ground.At present, a lot of middle-placed switch cabinet is all equipped with special grounding car, so that operative, but general grounding car is only applicable to the middle-placed switch cabinet of a type, and operating process is loaded down with trivial details, often because vibration and artificial not touching, earth connection and the loose contact of ground connection position are even dropped, causes repair apparatus there is no the situation of ground connection, cause ground connection failure.
Summary of the invention
Therefore, the present invention is directed to the middle-placed switch cabinet that grounding car in prior art is only applicable to a type, and operating process is loaded down with trivial details, often because vibration and artificial not touching, earth connection and the loose contact of ground connection position are even dropped, cause repair apparatus there is no the situation of ground connection, cause the problem of ground connection failure.A kind of central cabinet grounding car is provided, comprise dolly chassis, dolly chassis is provided with earth point, described central cabinet grounding car also comprises movable insulation barrier, described movable insulation barrier connects dolly chassis by two pieces of angle steel supporting brackets, dolly chassis both upper ends thereof is provided with flexible draw-in groove, the flexible draw-in groove at two ends is connected by the expansion link through two pieces of angle steel supporting brackets, expansion link is provided with flexible draw-in groove locking pin, insulating bar is fixed on movable insulation board, insulating bar upper end connects grounding contact, and insulating bar lower end is connected with earth point by earth connection.
Further, described insulating bar, grounding contact quantity are three, and grounding contact is the grounding contact of 1600A, and described earth connection is three.
Further, described movable insulation barrier height-adjustable locked by movable insulation barrier locking pin.
Further, described central cabinet grounding car also comprises the crank be arranged on grounding car body, and described crank inserts crank jack and also connects the screw mandrel be arranged on dolly chassis.
Further, described central cabinet grounding car also comprises the lock handle be arranged on grounding car body, and described lock handle connects the retaining mechanism on grounding car body.
Further, described dolly chassis is also provided with three service ground contacts, described service ground contact is the grounding contact of 1250A.
Further, described dolly chassis is also provided with electroscope.
Beneficial effect of the present invention is: in the present invention, flexible draw-in groove for boosting middle-placed switch cabinet static contact baffles is extending to appropriate location, the height of movable insulation barrier can regulate, a grounding car can be suitable for various types of middle-placed switch cabinet, and bus can be carried out respectively and allot the inspection earthing operation of line, applied widely, ground connection is firm, safe and reliable, easy and simple to handle.Can also use as the auxiliary equipment of high voltage test.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of central cabinet grounding car of the present invention;
Reference numeral is as follows:
1, dolly chassis;
2, earth point;
3, movable insulation barrier;
4, angle steel supporting bracket;
5, flexible draw-in groove;
6, expansion link;
7, flexible draw-in groove locking pin;
8, insulating bar;
9, grounding contact;
10, earth connection;
11, crank;
12, crank jack;
13, lock handle;
14, service ground contact;
15, electroscope.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described:
As shown in Figure 1, a kind of central cabinet grounding car, comprise dolly chassis 1, dolly chassis 1 is provided with earth point 2, central cabinet grounding car also comprises movable insulation barrier 3, movable insulation barrier 3 connects dolly chassis 1 by two pieces of angle steel supporting brackets 4, dolly chassis 1 both upper ends thereof is provided with flexible draw-in groove 5, the flexible draw-in groove 5 at two ends is connected by the expansion link 6 through two pieces of angle steel supporting brackets 4, expansion link 6 is provided with flexible draw-in groove locking pin 7, insulating bar 8 is fixed on movable insulation board 3, insulating bar 8 upper end connects grounding contact 9, insulating bar 8 lower end is connected with earth point 2 by earth connection 10.
As preferred embodiment, insulating bar 8, grounding contact 9 quantity are three, and grounding contact 9 is the grounding contact of 1600A, and earth connection 10 is three.
As preferred embodiment, movable insulation barrier 3 height-adjustable is also locked by movable insulation barrier locking pin.
As preferred embodiment, central cabinet grounding car also comprises the crank 11 be arranged on grounding car body, and crank 11 inserts crank jack 12 and also connects the screw mandrel be arranged on dolly chassis.
As preferred embodiment, central cabinet grounding car also comprises the lock handle 13 be arranged on grounding car body, and lock handle 13 connects the retaining mechanism on grounding car body.
As preferred embodiment, dolly chassis is also provided with three service ground contacts 14, service ground contact 14 is the grounding contact of 1250A.
As preferred embodiment, dolly chassis being also provided with electroscope 15, for carrying out electrical verification to equipment, guaranteeing operator safety.
Using method of the present invention is, first flexible draw-in groove 5 width is adjusted to appropriate location by adjustable telescopic rod 6, adjustable width is that 770mm is (powered, segmentation), 600mm (allotting), locked by flexible draw-in groove locking pin 7, then grounding car body is pushed into service position, pull lock handle 13, drive the locked grounding car body of retaining mechanism, then crank 11 is inserted crank jack 12, shake crank 11, dolly chassis 1 is driven by screw mandrel, in dolly chassis 1 moving process, middle-placed switch cabinet static contact baffles is mentioned by flexible draw-in groove 5 automatically, fixed contact is outside exposed, at this moment just ground connection operation can be carried out to repair apparatus, by movable insulation barrier 3 Height Adjustment to the fixed contact place needing ground connection, insertion activity insulation barrier locking pin fixes movable insulation barrier 3, movable insulation barrier 3 can be arranged to the form of upper and lower two boards combination, upper board slides up and down and locked by movable insulation barrier locking pin, lower panel is fixed, the equipment that isolation possibility is charged, grounding contact 9 and fixed contact grafting can be completed ground connection operation.The fixed contact of middle-placed switch cabinet may be positioned at top or bottom, respectively connection bus and allot line, by adjusting the height of movable insulation barrier 3, completes the ground connection operation of diverse location fixed contact.
The above is the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the prerequisite not departing from principle of the present invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (7)
1. a central cabinet grounding car, comprise dolly chassis, dolly chassis is provided with earth point, it is characterized in that, described central cabinet grounding car also comprises movable insulation barrier, described movable insulation barrier connects dolly chassis by two pieces of angle steel supporting brackets, dolly chassis both upper ends thereof is provided with flexible draw-in groove, the flexible draw-in groove at two ends is connected by the expansion link through two pieces of angle steel supporting brackets, expansion link is provided with flexible draw-in groove locking pin, insulating bar is fixed on movable insulation board, and insulating bar upper end connects grounding contact, and insulating bar lower end is connected with earth point by earth connection.
2. central cabinet grounding car as claimed in claim 1, it is characterized in that, described insulating bar, grounding contact quantity are three, and grounding contact is the grounding contact of 1600A, and described earth connection is three.
3. central cabinet grounding car as claimed in claim 1, it is characterized in that, described movable insulation barrier height-adjustable is also locked by movable insulation barrier locking pin.
4. central cabinet grounding car as claimed in claim 1, it is characterized in that, described central cabinet grounding car also comprises the crank be arranged on grounding car body, and described crank inserts crank jack and also connects the screw mandrel be arranged on dolly chassis.
5. central cabinet grounding car as claimed in claim 1, it is characterized in that, described central cabinet grounding car also comprises the lock handle be arranged on grounding car body, and described lock handle connects the retaining mechanism on grounding car body.
6. central cabinet grounding car as claimed in claim 1, it is characterized in that, described dolly chassis is also provided with three service ground contacts, described service ground contact is the grounding contact of 1250A.
7. central cabinet grounding car as claimed in claim 1, is characterized in that, described dolly chassis is also provided with electroscope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510595422.2A CN105140695B (en) | 2015-09-17 | 2015-09-17 | A kind of central cabinet grounding car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510595422.2A CN105140695B (en) | 2015-09-17 | 2015-09-17 | A kind of central cabinet grounding car |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105140695A true CN105140695A (en) | 2015-12-09 |
| CN105140695B CN105140695B (en) | 2017-06-27 |
Family
ID=54725961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510595422.2A Withdrawn - After Issue CN105140695B (en) | 2015-09-17 | 2015-09-17 | A kind of central cabinet grounding car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105140695B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110808549A (en) * | 2019-12-09 | 2020-02-18 | 国网辽宁省电力有限公司鞍山供电公司 | Adjustable grounding device for centrally installed switchgear and use method thereof |
| CN112448190A (en) * | 2020-11-05 | 2021-03-05 | 海南电网有限责任公司三沙供电局 | High-voltage discharging rod with acousto-optic electroscope |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2347125A (en) * | 1996-05-22 | 2000-08-30 | Rover Group | Active rear and semi-active front anti-grounding vehicle suspension system |
| CN201063424Y (en) * | 2007-07-31 | 2008-05-21 | 厦门Abb开关有限公司 | Earth handcart |
| CN201490609U (en) * | 2009-07-24 | 2010-05-26 | 上海天灵开关厂有限公司 | Grounding car with adjustable height of center-set switching device |
| CN104051974A (en) * | 2014-05-29 | 2014-09-17 | 泰豪科技(深圳)电力技术有限公司 | Ground connection vehicle and ground connection method for middle type switch cabinet |
| CN204927632U (en) * | 2015-09-17 | 2015-12-30 | 内蒙古包钢钢联股份有限公司 | In put cabinet ground connection car |
-
2015
- 2015-09-17 CN CN201510595422.2A patent/CN105140695B/en not_active Withdrawn - After Issue
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2347125A (en) * | 1996-05-22 | 2000-08-30 | Rover Group | Active rear and semi-active front anti-grounding vehicle suspension system |
| CN201063424Y (en) * | 2007-07-31 | 2008-05-21 | 厦门Abb开关有限公司 | Earth handcart |
| CN201490609U (en) * | 2009-07-24 | 2010-05-26 | 上海天灵开关厂有限公司 | Grounding car with adjustable height of center-set switching device |
| CN104051974A (en) * | 2014-05-29 | 2014-09-17 | 泰豪科技(深圳)电力技术有限公司 | Ground connection vehicle and ground connection method for middle type switch cabinet |
| CN204927632U (en) * | 2015-09-17 | 2015-12-30 | 内蒙古包钢钢联股份有限公司 | In put cabinet ground connection car |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110808549A (en) * | 2019-12-09 | 2020-02-18 | 国网辽宁省电力有限公司鞍山供电公司 | Adjustable grounding device for centrally installed switchgear and use method thereof |
| CN110808549B (en) * | 2019-12-09 | 2023-08-15 | 国网辽宁省电力有限公司鞍山供电公司 | Adjustable centrally installed switchgear grounding device and use method thereof |
| CN112448190A (en) * | 2020-11-05 | 2021-03-05 | 海南电网有限责任公司三沙供电局 | High-voltage discharging rod with acousto-optic electroscope |
| CN112448190B (en) * | 2020-11-05 | 2021-12-14 | 海南电网有限责任公司三沙供电局 | High-voltage discharging rod with acousto-optic electroscope |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105140695B (en) | 2017-06-27 |
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Granted publication date: 20170627 Effective date of abandoning: 20220728 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20170627 Effective date of abandoning: 20220728 |