CN105958346A - Tool for adjusting discharging gap between neutral point of main transformer and lightning arrester - Google Patents
Tool for adjusting discharging gap between neutral point of main transformer and lightning arrester Download PDFInfo
- Publication number
- CN105958346A CN105958346A CN201610348184.XA CN201610348184A CN105958346A CN 105958346 A CN105958346 A CN 105958346A CN 201610348184 A CN201610348184 A CN 201610348184A CN 105958346 A CN105958346 A CN 105958346A
- Authority
- CN
- China
- Prior art keywords
- spark gap
- workbench
- neutral point
- discharging gap
- main transformer
- 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.)
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B3/00—Apparatus specially adapted for the manufacture, assembly, or maintenance of boards or switchgear
Abstract
The invention discloses a tool for adjusting a discharging gap between a neutral point of a main transformer and a lightning arrester. The tool comprises a discharging gap adjusting rod, a chute plate, an elevation mechanism, a support, a workbench and a ladder, wherein the discharging gap adjusting rod is placed in a cross groove in the upper end surface of the chute plate, the lower end of the chute plate is hinged to the support provided with the elevation mechanism, the workbench is fixed at the upper end of the ladder, and the elevation mechanism is placed on the workbench. The tool is connected to a pedestal of the lightning arrester fixedly, safely and reliably, mounting and dismounting are rapid, use is convenient, the discharging gap adjusting procedure is simplified, construction safety is ensured, the labor intensity is reduced, and the maintenance quality is improved.
Description
Technical field
The present invention relates to transformer technology field, a kind of adjust the instrument of discharging gap between main transformer neutral point and spark gap.
Background technology
During Repair of Transformer, it is often necessary to adjust discharging gap between transformer neutral point and spark gap.During inspection operation, first measure the length of discharging gap, if the length violation of discharging gap closes demand of technical standard, it is necessary to original discharge electrode rod is done supplement and adds long process, make the length of discharging gap meet demand of technical standard, it is ensured that equipment safety operation.In prior art, maintainer, to the measurement of discharging gap between transformer neutral point and spark gap, is to remeasure the discharging gap of every equipment with box chi, its drawback is: 1, needs the single measurement of upper and lower cat ladder, box chi measurement to be difficult to the level of finding accurately, error of measured data is relatively big, and reliability is low；2, upper and lower cat ladder need to carry multiple types of tools, extremely inconvenience；3, not only dangerous high but also waste time and energy in work.
Summary of the invention
The technical problem to be solved is to provide and a kind of adjusts the instrument of discharging gap between main transformer neutral point and spark gap, has simple in construction, easy installation and removal, and measurement data is accurate, simplifies the feature adjusting discharging gap operation.
For solving above-mentioned technical problem, the technical solution used in the present invention is: a kind of adjust the instrument of discharging gap between main transformer neutral point and spark gap, including Spark gap adjustment rod, coulisse, elevating mechanism, support, workbench and ladder；Described Spark gap adjustment rod is positioned at the translot of coulisse upper surface, and described coulisse lower end is hinged with the support being provided with elevating mechanism, and described workbench is fixed on the upper end of ladder, and described elevating mechanism is positioned on workbench.
Improving further of being the present invention is: described Spark gap adjustment rod is provided with length adjusting mechanism.
The length adjusting mechanism of described Spark gap adjustment rod includes two screw rods and sleeve, and described screw rod is positioned at sleeve two ends, and screw rod passes through screw thread and sleeve connection.
Described elevating mechanism is screw type elevating mechanism, and including rotating disk, bearing block and leading screw, described rotating disk is threadedly attached in the middle part of leading screw, and described leading screw bottom is inserted in the through hole of workbench, and described bearing block is arranged on the leading screw between rotating disk and workbench.
Also including that level indicator, described level indicator are fixed on coulisse, described ladder top is provided with fixes the bolt being connected with lightning arrester base.
Use and have the beneficial effects that produced by technique scheme: the present invention can measure the distance of discharging gap between main transformer neutral point and lightning arrester discharge pole very easily, determine the length of supplement elongated bar, inspection operation personnel only need a people to climb ladder, complete discharging gap to measure and the operation of welding supplement elongated bar above, make discharging gap meet relevant demand of technical standard.The present invention and lightning arrester base fix attachment security reliably, and installing/dismounting is quick, easy to use, it is ensured that construction safety, reduce labor intensity, improve repair quality.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the A portion enlarged drawing of Fig. 1；
Fig. 3 is the B-B view of Fig. 2；
Fig. 4 is the structural representation of Spark gap adjustment rod.
Parts and label thereof as shown in the figure: ladder 1, leading screw 2, spark gap 3, workbench 4, bearing block 5, rotating disk 6, support 7, lightning arrester discharge pole 8, level indicator 9, Spark gap adjustment rod 10, coulisse 11, main transformer neutral point 12, disconnecting switch 13, lightning arrester base 14, disconnecting link operating mechanism 15, support 16, translot 17, screw rod 18, sleeve 19.
Detailed description of the invention
Embodiment 1: a kind of adjust the instrument of discharging gap between main transformer neutral point and spark gap, including Spark gap adjustment rod 10, coulisse 11, elevating mechanism, support 7, workbench 4 and ladder 1；Described Spark gap adjustment rod 10 is positioned at the translot 17 of coulisse 11 upper surface, and described coulisse 10 lower end is hinged with the support 7 being provided with elevating mechanism, and described workbench 4 is fixed on the upper end of ladder 1, and described elevating mechanism is positioned on workbench 4.Described Spark gap adjustment rod 10 is provided with length adjusting mechanism.The length adjusting mechanism of described Spark gap adjustment rod 10 includes that two screw rods 18 and sleeve 19, described screw rod 18 are positioned at sleeve 19 two ends, and screw rod 18 is connected with sleeve 19 by screw thread.Also including that level indicator 9, described level indicator 9 are fixed on coulisse 11, described ladder 1 top is provided with the bolt that be connected fixing with lightning arrester base 14.
Embodiment 2: a kind of adjust the instrument of discharging gap between main transformer neutral point and spark gap, including Spark gap adjustment rod 10, coulisse 11, elevating mechanism, support 7, workbench 4 and ladder 1；Described Spark gap adjustment rod 10 is positioned at the translot 17 of coulisse 11 upper surface, and described coulisse 10 lower end is hinged with the support 7 being provided with elevating mechanism, and described workbench 4 is fixed on the upper end of ladder 1, and described elevating mechanism is positioned on workbench 4.Described elevating mechanism is screw type elevating mechanism, including rotating disk 6, bearing block 5 and leading screw 2, described rotating disk 6 is threadedly attached in the middle part of leading screw 2, and described leading screw 2 bottom is inserted in the through hole of workbench 4, and described bearing block 5 is arranged on the leading screw 2 between rotating disk 6 and workbench 4.Also including that level indicator 9, described level indicator 9 are fixed on coulisse 11, described ladder 1 top is provided with the bolt that be connected fixing with lightning arrester base 14.
The Spark gap adjustment rod 10 of the present invention is provided with length adjusting mechanism, forms different length, respectively tri-kinds of standards of 115mm, 120mm, 140mm and 300mm in sleeve 19 upward adjustment screw 18；Maintainer stands on ladder 1, Spark gap adjustment rod 10 is placed in the translot 17 of coulisse 11 upper surface as ruler, by regulation level and height, discharging gap between main transformer neutral point 12 and lightning arrester discharge pole 8 is measured by transverse shifting Spark gap adjustment rod 10, the length difference of Spark gap adjustment rod 10 and existing discharging gap is the length of supplement elongated bar, according to this length, ground staff quickly cuts out supplement elongated bar and delivers to overhaul station, maintainer above is welded on the outer end of lightning arrester discharge pole 8 supplement elongated bar, discharging gap tone character is made to close relevant demand of technical standard.
Claims (5)
1. one kind adjusts the instrument of discharging gap between main transformer neutral point and spark gap, it is characterised in that: include Spark gap adjustment rod (10), coulisse (11), elevating mechanism, support (7), workbench (4) and ladder (1)；Described Spark gap adjustment rod (10) is positioned at the translot (17) of coulisse (11) upper surface, described coulisse (10) lower end is hinged with the support (7) being provided with elevating mechanism, described workbench (4) is fixed on the upper end of ladder (1), and described elevating mechanism is positioned on workbench (4).
The most according to claim 1 a kind of adjust the instrument of discharging gap between main transformer neutral point and spark gap, it is characterised in that: described Spark gap adjustment rod (10) is provided with length adjusting mechanism.
The most according to claim 2 a kind of adjust the instrument of discharging gap between main transformer neutral point and spark gap, it is characterized in that: the length adjusting mechanism of described Spark gap adjustment rod (10) includes two screw rods (18) and sleeve (19), described screw rod (18) is positioned at sleeve (19) two ends, and screw rod (18) is connected with sleeve (19) by screw thread.
The most according to claim 1 a kind of adjust the instrument of discharging gap between main transformer neutral point and spark gap, it is characterized in that: described elevating mechanism is screw type elevating mechanism, including rotating disk (6), bearing block (5) and leading screw (2), described rotating disk (6) is threadedly attached in leading screw (2) middle part, described leading screw (2) bottom is inserted in the through hole of workbench (4), and described bearing block (5) is arranged on the leading screw (2) between rotating disk (6) and workbench (4).
5. adjust the instrument of discharging gap between main transformer neutral point and spark gap according to a kind of described in claim 3 or 4, it is characterized in that: also include level indicator (9), described level indicator (9) is fixed on coulisse (11), and described ladder (1) top is provided with the bolt that be connected fixing with lightning arrester base (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610348184.XA CN105958346B (en) | 2016-05-24 | 2016-05-24 | A kind of instrument for adjusting discharging gap between main transformer neutral point and arrester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610348184.XA CN105958346B (en) | 2016-05-24 | 2016-05-24 | A kind of instrument for adjusting discharging gap between main transformer neutral point and arrester |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105958346A true CN105958346A (en) | 2016-09-21 |
| CN105958346B CN105958346B (en) | 2017-12-19 |
Family
ID=56909654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610348184.XA Expired - Fee Related CN105958346B (en) | 2016-05-24 | 2016-05-24 | A kind of instrument for adjusting discharging gap between main transformer neutral point and arrester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105958346B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09152462A (en) * | 1995-11-30 | 1997-06-10 | Toshiba Corp | Partial discharge detection method for transformer |
| WO2001080282A2 (en) * | 2000-04-15 | 2001-10-25 | Institut für Festkörper- und Werkstofforschung Dresden e.V. | Glow discharge source for elemental analysis |
| CN202512158U (en) * | 2012-04-02 | 2012-10-31 | 武陟县电业总公司 | Detection rod with adjustable spark gap |
| CN203398758U (en) * | 2013-08-22 | 2014-01-15 | 深圳供电局有限公司 | Novel rod-plate-rod protection gap apparatus for protecting transformer neutral points |
| CN204407686U (en) * | 2014-12-29 | 2015-06-17 | 浙江日新电气有限公司 | Transformer neutral point normal gap protective device |
| CN204794021U (en) * | 2015-07-10 | 2015-11-18 | 新疆特变电工自控设备有限公司 | Intelligent transformer neutral point clearance protection device |
-
2016
- 2016-05-24 CN CN201610348184.XA patent/CN105958346B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09152462A (en) * | 1995-11-30 | 1997-06-10 | Toshiba Corp | Partial discharge detection method for transformer |
| WO2001080282A2 (en) * | 2000-04-15 | 2001-10-25 | Institut für Festkörper- und Werkstofforschung Dresden e.V. | Glow discharge source for elemental analysis |
| CN202512158U (en) * | 2012-04-02 | 2012-10-31 | 武陟县电业总公司 | Detection rod with adjustable spark gap |
| CN203398758U (en) * | 2013-08-22 | 2014-01-15 | 深圳供电局有限公司 | Novel rod-plate-rod protection gap apparatus for protecting transformer neutral points |
| CN204407686U (en) * | 2014-12-29 | 2015-06-17 | 浙江日新电气有限公司 | Transformer neutral point normal gap protective device |
| CN204794021U (en) * | 2015-07-10 | 2015-11-18 | 新疆特变电工自控设备有限公司 | Intelligent transformer neutral point clearance protection device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105958346B (en) | 2017-12-19 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171219 |
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| CF01 | Termination of patent right due to non-payment of annual fee |