CN104698225A - Rapid thyristor test operating lever - Google Patents
Rapid thyristor test operating lever Download PDFInfo
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- CN104698225A CN104698225A CN201310658811.6A CN201310658811A CN104698225A CN 104698225 A CN104698225 A CN 104698225A CN 201310658811 A CN201310658811 A CN 201310658811A CN 104698225 A CN104698225 A CN 104698225A
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- thyristor
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Abstract
The invention discloses a rapid thyristor test operating lever and belongs to the field of testing. A T-shaped conductive-column base is arranged at the front end of a lever body; two conductive-column fixing holes are arranged in the T-shaped head of the conductive-column base and are symmetrically distributed along the central axis of the T-shaped conductive-column base; two lead fixing screw-nut components are respectively arranged on two sides of the conductive-column base; the lead fixing screw-nut components are respectively and electrically connected with the conductive-column fixing holes located on the same side of the central axis of the T-shaped head of the conductive-column base; two conductive test columns are respectively and detachably arranged in the conductive-column fixing holes; the rear end of the conductive-column base is detachably and connectively fixed to the front end of the lever body. A test lead is connected to two sides of a to-be-detected thyristor simultaneously at one step, test signals can be assuredly reliably connected with the thyristor, test work efficiency can be greatly improved, and labor intensity of test personnel is alleviated. The rapid thyristor test operating lever can be used in the field of high-power thristor tests.
Description
Technical field
The invention belongs to field tests, particularly relate to a kind of proving installation for high-power thyristor.
Background technology
HVDC (High Voltage Direct Current) transmission system has the advantage being different from traditional power transmission mode, especially in remote and high-tension transmission are applied.It is more more economical than high-voltage AC transmission system, under can be applicable to multiple situation, as the connection between electrical network, the transmission of subsea cable electric power etc.It can accurately control power level and direction fast, thus improves performance and the efficiency of the AC network that it connects, and high voltage dc transmission technology has obtained universal and application.
Because thyristor is still the power electronic devices that withstand voltage level is the highest, output capacity is maximum at present, in Large Copacity, high voltage applications field, in the DC transmission engineering put into operation, most DC transmission engineering all adopts thyristor dc converter valve.
In HVDC (High Voltage Direct Current) transmission system, require that converter valve has extra high reliability.Before transformer substation construction, converter valve demonstrates runnability by fail-safe analysis, screening, aging test, type approval test etc., after putting into operation, rely on regular or irregular test to prove its performance, or find defect and process in time by test, thus ensure the reliability service of converter valve, and then improve power supply reliability.
At present, the administrative transformer station of applicant is except the converter valve employing of part newly-built transformer station is based on except the multilevel technology of IGBT, and other existing transformer stations all adopt thyristor device, and the thyristor quantity in change of current valve body is very huge.
Reliable for ensureing converter valve, in each annual overhaul task, test, the test mission of converter valve become the most important thing.For XX transformer station, this station is built in 1986, runs more than 20 years so far, the test unit of its converter valve is also come by original XXX company is supporting when transformer substation construction, and because this device is old, responsiveness is slow, frequent appearance tripping operation power-off, tests very inconvenient.Due in the maintenance of DC converter station, the triggering and conducting of thyristor and BOD(Brown-down Detection in change of current valve body, detection of power loss) test be one of key project ensureing the AC and DC change of current.And in one pole converter valve, have thousands of thyristors to need to test one by one, each thyristor all needs to carry out 2 tests, existing testing tool can only test a test point of a thyristor at every turn, test period is caused to lengthen, intensity of workers is huge, and the test action constantly repeated in actual test job very easily causes the omission of test point, repeated test action easily causes the generation of security incident.
How to improve work efficiency and the security of site test, reducing tester's labour intensity, is problem in the urgent need to address in real work.
Summary of the invention
Technical matters to be solved by this invention is to provide the quick test operation bar of a kind of thyristor, it is according to the practical structures situation of power electronic devices in converter valve, change structure and the shape of existing Insulation Test control lever, test lead is once connected to simultaneously the both sides of thyristor to be measured, both can be connected with thyristor reliably by warranty test signal, requirement easy to use, safe can be met again simultaneously, substantially increase test job efficiency, alleviate the labour intensity of tester.
Technical scheme of the present invention is: provide a kind of thyristor quick test operation bar, comprise the hand-held body of rod and the testing conductive post being positioned at lever front end, described testing conductive post is for gathering the electric signal of thyristor test lead to be measured, and through wire by collected electric signal transmission to the signal input part of testing tool, it is characterized in that: in the front end of the described body of rod, the conductive pole pedestal of " T " font is set; At " T " font head of described conductive pole pedestal, at least two conductive pole fixed orifices are set, for installing described testing conductive post respectively; Two described conductive pole fixed orifices, the central axis along " T " font conductive pole pedestal is symmetrical; In the both sides of described conductive pole pedestal, two wire fixed screw-nut assemblies are set respectively; Two described wire fixed screw-nut assemblies electrically connect with the conductive pole fixed orifice being positioned at conductive pole pedestal " T " font head center axis homonymy respectively; At least two described testing conductive posts, are removably disposed in two conductive pole fixed orifices respectively; The rear end of described conductive pole pedestal, is removably connected with the front end of the described body of rod, fixes.
Concrete, the conductive pole pedestal described in it adopts the insulating material identical with the body of rod to make, and described insulating material is epoxy resin.
The rear end of the conductive pole pedestal described in it, adopts screw thread-screw-rod structure to be removably connected with the front end of the described body of rod, fixes.
The mode that testing conductive post described in it adopts elasticity grafting or is threaded, is removably disposed in conductive pole fixed orifice.
Further, two described wire fixed screw-nut assemblies, are separately positioned on the both sides of described conductive pole pedestal " T " font head.
Testing conductive post described in it is a thin copper cylindrical component, the middle part of described thin copper post is provided with positioning convex platform, its end is screw-rod structure, can be fastening through the conductive pole fixed orifice nut on " T " font conductive pole pedestal, the top of its head end is smooth type, taper shape or needle-like structures, to make the head end of aciculiform thin copper post fully contact with the thyristor test lead to be measured of hollow water-cooled type or fin type.
Conductive pole fixed orifice described in it, along the central axis both sides of " T " font conductive pole pedestal, symmetrical, corresponding setting in couples.
Quick test operation bar described in the technical program, adopt the signals collecting mode of " multiple spot contacts simultaneously ", once by least two test leads simultaneously corresponding multiple check points being connected to thyristor respectively, the electric signal of thyristor to be measured at least two test leads can be gathered simultaneously, both can reliable connection between warranty test signal and thyristor test lead, requirement easy to use, safe can be met again, can greatly improve test job efficiency, alleviate the labour intensity of tester.
The conductive pole pedestal of " T " font described in it by arranging the mode of testing conductive post respectively in two conductive pole fixed orifices of different spacing, regulate the extended distance between two testing conductive posts, to adapt to the test needs of the thyristor of different size, parameter or contour structure size.
Compared with the prior art, advantage of the present invention is:
1. in the front end of existing test operation bar, " T " font conductive pole pedestal is set, adopt the mode of " contact simultaneously " to detect the input end of thyristor and output terminal at 2 simultaneously, both can be connected with thyristor reliably by warranty test signal, and requirement easy to use, safe can be met again simultaneously;
2. measure multiple check points of thyristor simultaneously, substantially increase work efficiency and the security of site test, whole device performance is stablized, and test operation facilitates, saves time;
3. whole device is improvement on original test operation bar and Function Extension, changes a social system with low cost, is easy to, into operating personnel accept, be convenient to practice and extension.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention " T " font conductive pole pedestal;
Fig. 2 is the structural representation of smooth type testing conductive post of the present invention;
Fig. 3 is the structural representation of conical testing conductive post;
Fig. 4 is the structural representation of aciculiform testing conductive post;
Fig. 5 is the structural representation of this quick test operation bar after assembling.
In figure, 1 is " T " font conductive pole pedestal, and 2 and 2 ' is conductive pole fixed orifice, and 3 is wire fixed screw-nut assembly, 4 is the rear end of conductive pole pedestal, 5 is the screw thread-screw-rod structure of conductive pole pedestal rear end, and 6 is testing conductive post, and 6-1 is the smooth type front end of testing conductive post, 6-1 ' is the cone-shaped nose of testing conductive post, 6-1 〞 is the aciculiform front end of testing conductive post, and 7 is positioning convex platform, and 8 is screw-rod structure, 9 is the front end of existing test operation bar, and 10 is fastening nut.
Embodiment
Below in conjunction with accompanying drawing, the present invention will be further described.
In Fig. 1, the technical program provides the quick test operation bar of a kind of thyristor, comprise the hand-held body of rod and the testing conductive post being positioned at lever front end, described testing conductive post is for gathering the electric signal of thyristor test lead to be measured, and through wire by collected electric signal transmission to the signal input part of testing tool, its inventive point is the front end at the described body of rod, arranges the conductive pole pedestal 1 of " T " font; At " T " font head of described conductive pole pedestal, at least two conductive pole fixed orifices 2 and 2 ' are set, for installing described testing conductive post.
In the both sides of described conductive pole pedestal, two wire fixed screw-nut assemblies 3 are set respectively; Two wire fixed screw-nut assemblies are separately positioned on the both sides of described conductive pole pedestal " T " font head.
Two described wire fixed screw-nut assemblies electrically connect (not shown) with the conductive pole fixed orifice being positioned at conductive pole pedestal " T " font head center axis homonymy respectively.
Described two conductive pole fixed orifices 2 and 2 ', along the central axis both sides of " T " font conductive pole pedestal " T " font head, symmetrical, correspondingly in couples to arrange.
Described testing conductive post, the mode adopting elasticity grafting or be threaded, is removably disposed in described conductive pole fixed orifice.
The rear end of described conductive pole pedestal, is removably connected with the front end of the described body of rod, fixes.
Described conductive pole pedestal adopts the insulating material identical with the body of rod to make.
The material of existing insulating bar has: glass cloth bar, phenolics bar, the materials such as epoxy rods, because epoxy rods insulating property and physical strength are all good, and have lightweight, physical strength is high, the feature such as easy to carry, therefore adopts epoxy rods to be good as the manufactured materials of insulating bar and conductive pole pedestal.
In Fig. 2 to Fig. 4, testing conductive post 6 is a thin copper cylindrical component, the middle part of described thin copper post is provided with positioning convex platform 7, the end of testing conductive post is screw-rod structure 8, can through the conductive pole fixed orifice on " T " font conductive pole pedestal, the mode adopting nut to match with fastening positioning convex platform, is fixed on testing conductive post on " T " font conductive pole pedestal.
The top of testing conductive post head end is smooth type, taper shape or needle-like structures, fully contacts to make the cathode and anode of the thyristor to be measured of the head end of aciculiform thin copper post and hollow water-cooled type or fin type conduct electricity folder.
In fig. 2,6-1 is the smooth type front end of testing conductive post, and in figure 3,6-1 ' is the cone-shaped nose of testing conductive post, and in the diagram, 6-1 〞 is the aciculiform front end of testing conductive post.
In Fig. 5, in the rear end 4 of conductive pole pedestal, adopt screw thread-screw-rod structure 5, be removably connected with the front end of the described body of rod 9, fix.
Its testing conductive post 6 or 6 ', the mode adopting elasticity grafting or be threaded, is removably disposed in described conductive pole fixed orifice 2.
In this figure, for the end of testing conductive post for screw-rod structure, matching nut 10, is fixed on testing conductive post in conductive pole fixed orifice.
The quick test operation bar of the technical program, adopt the signals collecting mode of " multiple spot contacts simultaneously ", once by least two test leads simultaneously corresponding multiple check points being connected to thyristor respectively, the electric signal of thyristor to be measured at least two test leads can be gathered simultaneously, both can reliable connection between warranty test signal and thyristor test lead, people (tester) can be made again, bar (test operation bar), line (test signal wire) and thyristor device in valve body to be measured, optical cable, certain safe distance is kept between grading shield, meet easy to use, the requirement of safety, simultaneously, the conductive pole pedestal of " T " font of the technical program, by arranging the mode of testing conductive post in two conductive pole fixed orifices of different spacing respectively, regulate the extended distance between two testing conductive posts, to adapt to the test needs of the thyristor of different size, parameter or contour structure size.
Through actual tests, the former need of the pilot project on each thyristor about 3 minutes completes one, within 30 seconds, can complete with then only needing about 1 point after these apparatus and method; Needed for manually can be down to original 2/3rds, the enforcement of visible the technical program, can greatly improve test job efficiency, alleviate the labour intensity of tester, substantially increase work efficiency and the security of site test, whole device is easy to operate, save time, change a social system with low cost, be easy to, for operating personnel accept, be convenient to practice and extension.
The present invention can be widely used in the field tests of electric system high-power thyristor.
Claims (9)
1. the quick test operation bar of thyristor, comprise the hand-held body of rod and the testing conductive post being positioned at lever front end, described testing conductive post is for gathering the electric signal of thyristor test lead to be measured, and through wire by collected electric signal transmission to the signal input part of testing tool, it is characterized in that:
In the front end of the described body of rod, the conductive pole pedestal of " T " font is set;
At " T " font head of described conductive pole pedestal, at least two conductive pole fixed orifices are set, for installing described testing conductive post respectively;
Two described conductive pole fixed orifices, the central axis along " T " font conductive pole pedestal is symmetrical;
In the both sides of described conductive pole pedestal, two wire fixed screw-nut assemblies are set respectively;
Two described wire fixed screw-nut assemblies electrically connect with the conductive pole fixed orifice being positioned at conductive pole pedestal " T " font head center axis homonymy respectively;
At least two described testing conductive posts, are removably disposed in two conductive pole fixed orifices respectively;
The rear end of described conductive pole pedestal, is removably connected with the front end of the described body of rod, fixes.
2., according to the quick test operation bar of thyristor according to claim 1, it is characterized in that described conductive pole pedestal adopts the insulating material identical with the body of rod to make.
3. according to the quick test operation bar of thyristor according to claim 1, it is characterized in that the rear end of described conductive pole pedestal, adopt screw thread-screw-rod structure to be removably connected with the front end of the described body of rod, fix.
4., according to the quick test operation bar of thyristor according to claim 1, it is characterized in that being removably disposed in the mode that described testing conductive post adopts elasticity grafting or is threaded in described conductive pole fixed orifice.
5. according to the quick test operation bar of thyristor according to claim 1, it is characterized in that two described wire fixed screw-nut assemblies, be separately positioned on the both sides of described conductive pole pedestal " T " font head.
6. according to the quick test operation bar of thyristor according to claim 1, it is characterized in that described testing conductive post is a thin copper cylindrical component, the middle part of described thin copper post is provided with positioning convex platform, its end is screw-rod structure, can be fastening through the conductive pole fixed orifice nut on " T " font conductive pole pedestal, the top of its head end is smooth type, taper shape or needle-like structures, to make the head end of aciculiform thin copper post fully contact with the thyristor test lead to be measured of hollow water-cooled type or fin type.
7., according to the quick test operation bar of thyristor according to claim 1, it is characterized in that described conductive pole fixed orifice, along the central axis both sides of " T " font conductive pole pedestal, symmetrical, corresponding setting in couples.
8. according to the quick test operation bar of thyristor according to claim 1, it is characterized in that described quick test operation bar adopts the signals collecting mode of " multiple spot contacts simultaneously ", once by least two test leads simultaneously corresponding multiple check points being connected to thyristor respectively, the electric signal of thyristor to be measured at least two test leads can be gathered simultaneously, both can reliable connection between warranty test signal and thyristor test lead, requirement easy to use, safe can be met again, can greatly improve test job efficiency, alleviate the labour intensity of tester.
9. according to the quick test operation bar of thyristor according to claim 1, it is characterized in that the conductive pole pedestal of described " T " font by arranging the mode of testing conductive post respectively in two conductive pole fixed orifices of different spacing, regulate the extended distance between two testing conductive posts, to adapt to the test needs of the thyristor of different size, parameter or contour structure size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310658811.6A CN104698225A (en) | 2013-12-06 | 2013-12-06 | Rapid thyristor test operating lever |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310658811.6A CN104698225A (en) | 2013-12-06 | 2013-12-06 | Rapid thyristor test operating lever |
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| Publication Number | Publication Date |
|---|---|
| CN104698225A true CN104698225A (en) | 2015-06-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310658811.6A Pending CN104698225A (en) | 2013-12-06 | 2013-12-06 | Rapid thyristor test operating lever |
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| CN (1) | CN104698225A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104965106A (en) * | 2015-07-07 | 2015-10-07 | 国网上海市电力公司 | Auxiliary measuring rod for converter valve conduction tests |
| CN105929204A (en) * | 2016-04-27 | 2016-09-07 | 许继电气股份有限公司 | Thyristor test device and handle thereof for thyristor test |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0305951B1 (en) * | 1987-08-31 | 1994-02-02 | Everett/Charles Contact Products Inc. | Testing of integrated circuit devices on loaded printed circuit boards |
| US6107792A (en) * | 1997-06-23 | 2000-08-22 | Samsung Electronics Co., Ltd. | Test board having a plurality of power supply wiring patterns |
| CN1361935A (en) * | 1999-08-13 | 2002-07-31 | 约克国际公司 | Method and apparatus for detecting a failed thyristor |
| CN102411068A (en) * | 2011-07-15 | 2012-04-11 | 安徽省电力公司淮北供电公司 | Multifunctional wiring operating lever used for test of high-altitude electrical equipment |
| CN203133120U (en) * | 2013-03-30 | 2013-08-14 | 国家电网公司 | Operation rod for quick test of thyristor |
-
2013
- 2013-12-06 CN CN201310658811.6A patent/CN104698225A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0305951B1 (en) * | 1987-08-31 | 1994-02-02 | Everett/Charles Contact Products Inc. | Testing of integrated circuit devices on loaded printed circuit boards |
| US6107792A (en) * | 1997-06-23 | 2000-08-22 | Samsung Electronics Co., Ltd. | Test board having a plurality of power supply wiring patterns |
| CN1361935A (en) * | 1999-08-13 | 2002-07-31 | 约克国际公司 | Method and apparatus for detecting a failed thyristor |
| CN102411068A (en) * | 2011-07-15 | 2012-04-11 | 安徽省电力公司淮北供电公司 | Multifunctional wiring operating lever used for test of high-altitude electrical equipment |
| CN203133120U (en) * | 2013-03-30 | 2013-08-14 | 国家电网公司 | Operation rod for quick test of thyristor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104965106A (en) * | 2015-07-07 | 2015-10-07 | 国网上海市电力公司 | Auxiliary measuring rod for converter valve conduction tests |
| CN105929204A (en) * | 2016-04-27 | 2016-09-07 | 许继电气股份有限公司 | Thyristor test device and handle thereof for thyristor test |
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Application publication date: 20150610 |
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| RJ01 | Rejection of invention patent application after publication |