CN205178361U - Switch cabinet bus grounding device - Google Patents
Switch cabinet bus grounding device Download PDFInfo
- Publication number
- CN205178361U CN205178361U CN201520941427.1U CN201520941427U CN205178361U CN 205178361 U CN205178361 U CN 205178361U CN 201520941427 U CN201520941427 U CN 201520941427U CN 205178361 U CN205178361 U CN 205178361U
- Authority
- CN
- China
- Prior art keywords
- ground connection
- switch cabinet
- grounding device
- arm
- support
- 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
- 239000000523 sample Substances 0.000 claims abstract description 15
- 230000004888 barrier function Effects 0.000 claims description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 2
- 230000003068 static effect Effects 0.000 abstract 2
- 230000005611 electricity Effects 0.000 abstract 1
- 239000012212 insulator Substances 0.000 abstract 1
- 239000007787 solid Substances 0.000 abstract 1
- 238000012423 maintenance Methods 0.000 description 3
- 238000012795 verification Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
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- Gas-Insulated Switchgears (AREA)
Abstract
The utility model discloses a switch cabinet bus grounding device, including the base that has the universal wheel, set up the support on the base, the support upper end is equipped with the cross arm, is provided with the adjustable fixture in position on the cross arm, and fixture are visited the pipe with ground connection and are fixed on the cross arm, and ground connection is visited the pipe and is visited the pipe front end and be provided with the probe for insulator spindle, ground connection, and intraduct and probe connection are visited through ground connection to the ground wire. The utility model discloses position according to different model cubical switchboard three -phase static contacts when using sets up the position of cross arm and the fixture position that the pipe was visited to the solid ground, and the base that will take the support pushes the handcart room of cubical switchboard, opens the valve, and the experience electricity need not to shift out the base of taking the support after confirming the no -voltage, visits the pipe with ground connection fast and installs on the cross arm, and plum blossom formula contact reliably is connected with the static contact, the reliability of assurance ground connection.
Description
Technical field
The utility model relates to a kind of electric device, especially a kind of switch cabinet bus grounding device.
Background technology
Along with the development of electrical network, 35KV and following equipment adopt that compact conformation, floor space are few, explosive-proof grade is high, the entire-closed switchgear of handling safety in a large number.During switch cubicle maintenance, often relate to busbar overhaul, now need bus reliable ground, but the 10kV switch cubicle kind equipment put into operation before 2000 does not configure bus grounding device in cabinet mostly.When the 10kV switch cubicle that present stage does not configure bus grounding device carries out the safety measure of busbar grounding, the earthing mode of many employings " directly earth connection is connected in bus PT, lightning arrester interval handcart room on fixed contact ",, there is great potential safety hazard in this earthing mode inconvenient operation.The research and development of switch cabinet bus grounding device are brought into schedule for this reason, the grounding device of switch cabinet (CN202333586U) that our company researches and develops voluntarily, be provided with the chassis of band universal wheel, chassis is provided with telescopic pole, pole upper end is provided with cross-arm, and cross-arm is provided with the ground connection inserting tube that spacing is identical, be parallel to each other, and ground connection inserting tube front end is respectively equipped with grounded probe, earth lead one end is connected with grounded probe through ground connection inserting tube, and the other end is connected with earth bus.When this device greatly facilitates maintenance, connecting switch cabinet bus, improves fail safe, but also there is following defect: 1. the ground connection inserting tube position on cross-arm is fixed, and can only be applicable to specific switch cubicle.2. use valve to drive handcart to open valve, need after electrical verification again handcart to be exited, after mounting bracket, push service position again, be grounded part and the connection of fixed contact, its troublesome poeration.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, there is provided a kind of and can carry out according to switch cubicle the bus grounding device that regulates, connecting switch cabinet bus during convenient maintenance, have simple to operate, fail safe good, switch cabinet bus grounding device applied widely.
The technical solution adopted in the utility model is, a kind of switch cabinet bus grounding device, comprise the base with universal wheel, be arranged on the support on base, pedestal upper end is provided with cross-arm, cross-arm is provided with the jig of position-adjustable, ground connection inserting tube is fixed on cross-arm by jig, ground connection inserting tube is insulating bar, and ground connection inserting tube front end is provided with probe, and ground wire is connected with probe through ground connection inserting tube inside.
Described jig is can the anchor ear of folding.The position adjustments of jig on cross-arm can realize in the following manner, and one cross-arm is arranged multiple fixing hole, and jig is fixed in fixing hole.Another kind of mode is that cross-arm is provided with slide rail, jig is provided with the slide block coordinated with slide rail, and slide block can move fixing on slide rail.
The upper-lower position of described cross-arm can regulate, and wherein a kind of mode is that frame upper is provided with multiple fixing hole from top to bottom, and cross-arm is fixed on support through fixing hole.Another kind of mode is that support can up-down adjustment.
Be provided with insulating barrier outside described ground connection inserting tube, improve the insulating properties of ground connection inserting tube further.
Described ground connection inserting tube is outside equipped with location mark.Each ground connection inserting tube arranges location mark, according to location cursor position, ground connection inserting tube is fixed on cross-arm, ensure that three-phase and fixed contact contact the degree of depth consistent.
Described support is provided with oblique pull support bar, the angle of oblique pull support bar and support is 30 °-60 °.
Described probe is quincunx contact.
The utility model arranges the position of cross-arm and the jig position of dead earth inserting tube according to the position of different model switch cubicle three-phase fixed contact in use, the base of belt supporting frame is pushed the handcart room of switch cubicle, open valve, after electrical verification determination no-voltage, without the need to the base of belt supporting frame is shifted out, be arranged on cross-arm by ground connection inserting tube fast according to target position, location, quincunx contact is reliably connected with fixed contact, ensures the reliability of ground connection.
Accompanying drawing explanation
Fig. 1 structural representation of the present utility model.
The structural representation of Fig. 2 the utility model probe.
Fig. 3 ground connection inserting tube of the present utility model structural representation.
In figure, 1 base, 2 supports, 3 oblique pull support bars, 4 cross-arms, 5 jigs, 6 fixing holes, 7 set screw, 8 probes, 9 ground connection inserting tubes, 10 location marks, 11 ground wires, 12 fixing holes, 13 bolts.
Embodiment
Switch cabinet bus grounding device of the present utility model, comprise the base 1 with universal wheel, be arranged on the support 2 on base, support 2 upper end is provided with cross-arm 4, cross-arm 4 is provided with the jig 5 of position-adjustable, ground connection inserting tube 9 is fixed on cross-arm 4 by jig 4, and ground connection inserting tube 9 is insulating bar, ground connection inserting tube 9 front end is provided with probe 8, and ground wire 11 is connected with probe 8 through ground connection inserting tube 9 inside.
In the present embodiment, adopt can the anchor ear of folding for jig 5, and anchor ear is by set screw 7 adjusting tightness.In order to realize the position adjustments of jig 5 on cross-arm and then the adjustment of guarantee ground connection inserting tube 9 position, on cross-arm 4, being provided with multiple fixing hole 12 in the present embodiment, can according to actual needs jig 5 being fixed in fixing hole 12 by bolt etc.This regulative mode advantage is that structure is simple, and shortcoming is the very flexible of jig position adjustments.Can also adopt and guide rail is set on cross-arm 4, below jig, slide block is set, mobile with the position adjustments realizing jig on the guide rail of slide block on cross-arm.The advantage of this regulative mode is that the flexibility of jig position adjustments is good, and determine it is structure relative complex, cost of manufacture is higher.The structure of guide rail and slide block is mechanical field common structure, and those skilled in the art describe can realize this programme according to above-mentioned technology, are not repeated herein the structure of guide rail and slide block.
The upper-lower position of cross-arm regulates, and CN202333586U adopts support up-down adjustment to realize, and the present embodiment medium-height trestle 2 top is provided with multiple fixing hole 6 from top to bottom, and cross-arm 4 is fixed on support 2 through fixing hole 6 by bolt 13.Different fixing holes can be selected according to actual needs to fix cross-arm.
Conveniently quick three ground connection inserting tubes are arranged on cross-arm, each ground connection inserting tube are arranged location mark 10, according to mark 10 position, location, ground connection inserting tube is fixed on cross-arm, ensure that three-phase and fixed contact contact the degree of depth consistent.The structure of the utility model probe is quincunx contact as indicated with 2, can ensure to be connected with the reliable of fixed contact, improves the fail safe of earthing device.
In order to improve the stability of support, support 2 is provided with oblique pull support bar 3, oblique pull support bar 3 is 30 °-60 ° with the angle of support 2.
Claims (10)
1. a switch cabinet bus grounding device, comprise the base with universal wheel, be arranged on the support on base, pedestal upper end is provided with cross-arm, it is characterized in that: jig cross-arm being provided with position-adjustable, ground connection inserting tube is fixed on cross-arm by jig, and ground connection inserting tube is insulating bar, ground connection inserting tube front end is provided with probe, and ground wire is connected with probe through ground connection inserting tube inside.
2. switch cabinet bus grounding device according to claim 1, is characterized in that: described jig is can the anchor ear of folding.
3. switch cabinet bus grounding device according to claim 1, is characterized in that: cross-arm is arranged multiple fixing hole, jig is fixed in fixing hole.
4. switch cabinet bus grounding device according to claim 1, is characterized in that: cross-arm is provided with slide rail, jig is provided with the slide block coordinated with slide rail, and slide block can move fixing on slide rail.
5. switch cabinet bus grounding device according to claim 1, is characterized in that: frame upper is provided with multiple fixing hole from top to bottom, and cross-arm is fixed on support through fixing hole.
6. switch cabinet bus grounding device according to claim 1, is characterized in that: described support can up-down adjustment.
7. switch cabinet bus grounding device according to claim 1, is characterized in that: be provided with insulating barrier outside described ground connection inserting tube.
8. switch cabinet bus grounding device according to claim 1, is characterized in that: described ground connection inserting tube is outside equipped with location mark.
9. switch cabinet bus grounding device according to claim 1, is characterized in that: described support is provided with oblique pull support bar, and the angle of oblique pull support bar and support is 30 °-60 °.
10. switch cabinet bus grounding device according to claim 1, is characterized in that: described probe is quincunx contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520941427.1U CN205178361U (en) | 2015-11-24 | 2015-11-24 | Switch cabinet bus grounding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520941427.1U CN205178361U (en) | 2015-11-24 | 2015-11-24 | Switch cabinet bus grounding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205178361U true CN205178361U (en) | 2016-04-20 |
Family
ID=55742299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520941427.1U Expired - Fee Related CN205178361U (en) | 2015-11-24 | 2015-11-24 | Switch cabinet bus grounding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205178361U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105449571A (en) * | 2015-11-24 | 2016-03-30 | 国家电网公司 | Switch cabinet bus grounding device |
| CN114123008A (en) * | 2021-12-09 | 2022-03-01 | 国网宁夏电力有限公司银川供电公司 | General intelligent electricity testing trolley for 10kV centrally installed switchgear |
-
2015
- 2015-11-24 CN CN201520941427.1U patent/CN205178361U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105449571A (en) * | 2015-11-24 | 2016-03-30 | 国家电网公司 | Switch cabinet bus grounding device |
| CN114123008A (en) * | 2021-12-09 | 2022-03-01 | 国网宁夏电力有限公司银川供电公司 | General intelligent electricity testing trolley for 10kV centrally installed switchgear |
| CN114123008B (en) * | 2021-12-09 | 2024-05-17 | 国网宁夏电力有限公司银川供电公司 | Universal intelligent electricity testing trolley for 10kV mid-set switch cabinet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160420 Termination date: 20181124 |