CN104319272B - Thyristor valve section and thyristor radiator thereof - Google Patents
Thyristor valve section and thyristor radiator thereof Download PDFInfo
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- CN104319272B CN104319272B CN201410561184.9A CN201410561184A CN104319272B CN 104319272 B CN104319272 B CN 104319272B CN 201410561184 A CN201410561184 A CN 201410561184A CN 104319272 B CN104319272 B CN 104319272B
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Abstract
The invention discloses a thyristor valve section and a thyristor radiator thereof, and the thyristor valve section comprises a middle frame, and a thyristor radiator in sliding supported on the middle frame, wherein the middle frame comprises two insulating pull rods extended along left and right directions and spaced to both sides of the thyristor radiator along front and rear directions, the thyristor radiator comprises a shell which comprises front and rear sides corresponding to the two insulating guide pull rods, front and rear sides of the shell are respectively provided with a guide clamping slot which is correspondingly clamped with the two insulating guide pull rods in sliding, and the guide clamping slot is the straight slot extended along left and right directions. The guide clamping slot on the shell of the thyristor radiator and the two insulating guide pull rods on the middle frame are in sliding clamped, in the guide assembling way, less parts are used, only the shell of the radiator is provided with the guide clamping slot clamped and matched with the insulating guide pull rods, and the guide clamping slot can be quickly and easily assembled.
Description
Technical field
The present invention relates to great-power electronic rectification and inverter, particularly relate to a kind of thyristor valve section and thyristor radiator thereof.
Background technology
Thyristor valves is the nucleus equipment of DC transmission engineering, converter valve is mainly made up of parts such as IGCT, damping capacitor, equalizing capacitance, damping resistance, equalizing resistance, saturable reactor, thyristor control units, wherein, IGCT is the core component of converter valve, which determine the through-current capability of converter valve, by the series connection of multiple Thyristors being obtained the thyristor valve section with initialization system voltage.
nullA kind of thyristor valve section is disclosed in the Chinese invention patent application that application publication number is CN103354233A，It includes a left side、Right end plate and the bridge joint intermediate frame being made up of the many insulated tension poles being connected between two end plates between two end plates，The insulated tension pole of composition intermediate frame includes being positioned at the lower insulated tension pole for bracketing valve group of lower section and above two upper insulated tension poles，Right end plate is provided with elastic clamp device，First member plate is provided with jack unit，IGCT and the valve group of corresponding radiator composition of alternate setting are installed between elastic clamp device with jack unit，Left、Connecting between right end plate has two to be spaced the insulation support plate being arranged symmetrically with along the longitudinal direction，The first guide support face that guide direction extends in left-right direction it is provided with on one of them insulation support plate，The second guide support face that guide direction extends in left-right direction it is provided with on another insulation support plate，And it is respectively facing on two before insulated tension pole at each thyristor radiator、It is convexly equipped with respectively on trailing flank for corresponding with described first、Two guide support faces guide the guiding support bar being slidably matched，Thyristor radiator is coordinated by guiding support bar and the bracketing in corresponding guide support face and rack-mounted on two insulation support plates.During assembling, framework is sequentially loaded into elastic clamp device, valve group and jack unit, each radiator in valve group by corresponding guiding support bar rack-mounted with on two insulation support plates, insulation support plate not only ensures the centrage of each radiator on the same line, and ensure at jack unit in valve group pressure process, radiator can on insulation support plate slidably, it is ensured that the uniformity of IGCT thrust.
But needing on above-mentioned thyristor valve section, insulation support plate is set and guiding support bar ensures that the guiding to radiator is assembled, required parts are more, assembling more bothers, simultaneously, two insulation support plates are correspondingly arranged at the forward and backward side of radiator frame, the conductive plate making electrical connection corresponding with IGCT in valve section can only be drawn from the upper and lower of left and right end plate, if drawn from the lower section of corresponding end plate, typically require and on the lower surface of corresponding end plate, be located at lead-out groove to facilitate extraction conductive plate, increase and adds additional the manufacturing procedure to end plate.
Summary of the invention
The present invention provides a kind of thyristor radiator, to solve to arrange in thyristor valve section of the prior art insulation support plate and guiding support bar guides assembling radiator and causes the more technical problem of required parts；Meanwhile, the present invention also provides for a kind of thyristor valve section using above-mentioned thyristor radiator.
The technical scheme of thyristor radiator provided by the present invention is: thyristor radiator, including housing, housing has for the forward and backward side corresponding with the parallel in left-right direction extension and the most spaced apart two insulated tension poles of thyristor valve section, being respectively provided with corresponding guiding slip on the forward and backward side of described housing and be installed on the guiding draw-in groove on described two insulated tension poles, guiding draw-in groove is the groove extended in left-right direction.
The described draw-in groove that guides has the internal groove side wall for arranging towards corresponding insulated tension pole, guide the internal groove side wall of draw-in groove have for coordinate with the outer peripheral face top press contacts of corresponding insulated tension pole protrude top splenium and for and the outer peripheral face interval of insulated tension pole arrange with the clearance recesses in the creepage gap of formation.
The described top splenium that protrudes guiding draw-in groove is the raised line section being provided with at described guiding draw-in groove medium position in the lateral direction on the internal groove side wall of described guiding draw-in groove, raised line section has for the top pressure surface contacted that coincide with the outer peripheral face of corresponding insulated tension pole, and described clearance recesses is that the left and right side from described raised line section that the internal groove side wall of described guiding draw-in groove is provided with deviates from described raised line section and extends to two groove segment of described guiding draw-in groove corresponding end.
The technical scheme of the thyristor valve section of the above-mentioned thyristor radiator of use provided by the present invention is: thyristor valve section, including intermediate frame and the thyristor radiator being arranged in intermediate frame of slip bracketing, intermediate frame includes two insulated tension poles extending and being arranged at intervals at along the longitudinal direction thyristor radiator both sides in left-right direction, thyristor radiator includes housing, housing have corresponding with described two insulated tension poles before, trailing flank, two described insulated tension poles are for guiding insulated tension pole, before described housing, it is respectively provided with corresponding slip on trailing flank and is installed on the guiding draw-in groove on two guiding insulated tension poles, guide draw-in groove for extending groove in left-right direction.
The described draw-in groove that guides has for guiding, towards corresponding, the internal groove side wall that insulated tension pole is arranged, guide the internal groove side wall of draw-in groove have for coordinate with the corresponding outer peripheral face top press contacts guiding insulated tension pole protrude top splenium and for and guide the outer peripheral face interval of insulated tension pole and arrange with the clearance recesses in the creepage gap of formation.
The described top splenium that protrudes guiding draw-in groove is the raised line section being provided with at described guiding draw-in groove medium position in the lateral direction on the internal groove side wall of described guiding draw-in groove, raised line section has for the top pressure surface contacted that coincide with the outer peripheral face of corresponding insulated tension pole, and described clearance recesses is that the left and right side from described raised line section that the internal groove side wall of described guiding draw-in groove is provided with deviates from described raised line section and extends to two groove segment of described guiding draw-in groove corresponding end.
Described two guiding insulated tension poles are cylinder, and described guiding draw-in groove is semi-circular groove, and described raised line section is along the circumferentially extending arc raised line section of semi-circular groove.
Also include extending in left-right direction and be arranged at the bracketing insulated tension pole with bracketing thyristor radiator below described thyristor radiator in described intermediate frame.
IGCT by alternate setting is installed and valve group that described thyristor radiator forms in described intermediate frame, the two ends of valve group have been conductively connected the conductive plate of conductive plate, at least one end respectively and have drawn from the assemblage gap being positioned at front side or rear side formed between described guiding insulated tension pole and described bracketing insulated tension pole.
The invention has the beneficial effects as follows: before the housing of thyristor radiator provided by the present invention, guiding draw-in groove it is provided with on trailing flank, during use, the draw-in groove that guides on the housing of thyristor radiator is blocked dress with two guiding insulated tension poles slips in intermediate frame, so can be assemblied in intermediate frame with the snap fit thyristor radiator wire guiding insulated tension pole by guiding draw-in groove, needed for this guiding assembling mode, parts are less, the guiding draw-in groove having only to increase on the housing of radiator and guide insulated tension pole slip snap fit, assemble efficient and convenient.
Further, protrusion top splenium is set on the internal groove side wall of guiding draw-in groove and contacts top press-fit with the corresponding outer peripheral face guiding insulated tension pole with realization guiding draw-in groove and the slip card dress guiding insulated tension pole, simultaneously, the internal groove side wall guiding draw-in groove is additionally provided with clearance recesses to form creepage gap with the outer peripheral face guiding insulated tension pole, so can increase radiator creep age distance, meet radiator electrical performance demands.
Further, the top splenium that protrudes guiding draw-in groove is to be arranged at the raised line section guided in the middle part of draw-in groove, the clearance recesses guiding draw-in groove is then the groove segment being arranged at the raised line section left and right sides, and the creepage gap that grooves on two sides section is formed is arranged symmetrically with, and improves the electric property of whole radiator further.
Further, intermediate frame includes bracketing insulated tension pole and guides insulated tension pole, and bracketing insulated tension pole is positioned at bracketing radiator below thyristor radiator, simultaneously, guide insulated tension pole to be slidably matched with the guiding draw-in groove guiding on thyristor radiator, it is simple to thyristor radiator is installed.
Further, it is positioned at front side or the assemblage gap of rear side, as such, it is possible to drawn from assemblage gap by the conductive plate being arranged at valve group end guiding to be formed between insulated tension pole and bracketing insulated tension pole, extraction conductive plate is more convenient, it is simple to realize being conductively connected of conductive plate.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of embodiment of thyristor valve section provided by the present invention；
Fig. 2 is the structural representation of thyristor radiator in Fig. 1；
Fig. 3 is the structural representation of Fig. 1 middle frame；
Fig. 4 is the structural representation of the framework being equipped with jack unit and elastic clamp device.
Detailed description of the invention
As shown in Figures 1 to 4, a kind of embodiment of thyristor valve section, valve section in this embodiment includes framework, framework includes intermediate frame 6 and the first member plate 7 being arranged at intermediate frame about 6 two ends and right end plate 1, wherein, right end plate 1 is provided with elastic clamp device 2, first member plate is provided with jack unit 8 on 7, IGCT 5 by alternate setting is installed and valve group that thyristor radiator 4 forms between elastic clamp device 2 and jack unit 8, each IGCT passes through the corresponding dowel support being installed in the pin-and-hole 41 of thyristor radiator respectively on corresponding thyristor radiator.Intermediate frame 6 herein includes parallel in left-right direction four insulated tension poles extended being connected between left and right end plate, four insulated tension poles are respectively two guiding insulated tension poles 61 above and are positioned at the two bracketing insulated tension poles 62 for bracketing thyristor radiator of lower section, and two guiding insulated tension poles 61 are the most spaced apart.nullIn the present embodiment，Thyristor radiator 4 guides between insulated tension pole two，The housing of thyristor radiator 4 has the leading flank 45 corresponding with described two guiding insulated tension poles 61、Trailing flank 46，Before housing、The corresponding guiding draw-in groove 42 sliding and being installed on described two guiding insulated tension poles 61 it is respectively provided with on trailing flank，Guide draw-in groove 42 for extending groove in left-right direction，And，Guide draw-in groove 42 to have for guiding, towards corresponding, the internal groove side wall that insulated tension pole is arranged，Guide the internal groove side wall of draw-in groove 42 have for coordinate with the corresponding outer peripheral face top press contacts guiding insulated tension pole protrude top splenium 43 and for and the outer peripheral face interval of insulated tension pole arrange with the clearance recesses 44 in the creepage gap of formation，In the present embodiment，Two guide insulated tension pole is cylinder，Accordingly，Guiding draw-in groove 42 is corresponding semi-circular groove，The top splenium 43 that protrudes guiding draw-in groove 42 is the raised line section being provided with at described guiding draw-in groove medium position in the lateral direction on the internal groove side wall of described guiding draw-in groove 42，Raised line section is along the circumferentially extending arc raised line section of semi-circular groove，Arc raised line section has for the top pressure surface contacted that coincide with the corresponding outer peripheral face guiding insulated tension pole，Described clearance recesses 44 is the left side from described raised line section that the internal groove side wall of described guiding draw-in groove 42 is provided with、Right flank deviates from described raised line section and extends to two groove segment of described guiding draw-in groove corresponding end.
And, in the present embodiment, being conductively connected left conductive plate 9 and right conductive plate 3 respectively at the two ends, left and right of the valve group being made up of IGCT 5 and the thyristor radiator 4 of alternate setting, left conductive plate 9 is drawn so that realizing being conductively connected of conductive plate from the assemblage gap being positioned at front side formed between described guiding insulated tension pole 61 and described bracketing insulated tension pole 62.
In the present embodiment, elastic clamp device 2 includes compressing pin 23 and being loaded on the disc spring 22 compressed on pin 23 by back-up ring 21 positioning sleeve, jack unit includes ball stud 81 and the spinning clamp nut 82 on the external thread section of ball stud 81 that axis extends in left-right direction, and the end towards elastic clamp device 2 of ball stud 81 is provided with ball head structure with the ball-and-socket corresponding matching being provided with the platen being correspondingly arranged in valve group end.
nullDuring assembling，Framework is sequentially loaded into elastic clamp device 2、Right conductive plate 3、Valve group、Left conductive plate 9 and jack unit 8，In valve group, each thyristor radiator 4 slides successively and is installed on guiding insulated tension pole 61，Guide draw-in groove 42 to slide with corresponding guiding insulated tension pole 61 snap fit，The top pressure surface guiding the arc raised line section on the internal groove side wall of draw-in groove 42 contacts with coincideing on the outer peripheral face guiding insulated tension pole，And guide be positioned on the internal groove side wall of draw-in groove 42 two groove segment of the arc raised line section left and right sides respectively with guide insulated tension pole 62 and form creepage gap to increase creep age distance，Guide insulated tension pole 61 and not only ensure that the centerline of each thyristor radiator is on same straight line，And can ensure that in valve group pressure process，Radiator can on insulation support plate slidably，Thus ensure that the uniformity of IGCT thrust，Can also ensure that after thrust discharges completely simultaneously，Radiator and IGCT can be with quick-replaceables.
In above-described embodiment, guiding draw-in groove is to guide, with cylindrical, the semicircle draw-in groove that insulated tension pole is corresponding, and in other embodiments, if guiding insulated tension pole is square pole, what guiding draw-in groove was corresponding is then rectangular channel.
In above-described embodiment, the top splenium that protrudes guiding draw-in groove is to be arranged on the raised line section guided at draw-in groove medium position, and clearance recesses is then two groove segment being arranged on the raised line section left and right sides.In other embodiments, the protrusion top splenium guiding draw-in groove can also be arranged on the end guiding draw-in groove according to actual needs, and clearance recesses is arranged on the side protruding top splenium.Certainly, the top splenium that protrudes guiding draw-in groove can also be in the projection on internal groove side wall uniformly at intervals, and between adjacent protrusion, composition clearance recesses is to increase creep age distance.
In above-described embodiment, bracketing insulated tension pole is provided with two, and in other embodiments, bracketing insulated tension pole can also arrange one or more than three.
The present invention also provides for the embodiment of a kind of thyristor radiator, and the radiator in this embodiment is identical with the structure of thyristor radiator as shown in Figure 2 in above-described embodiment, does not repeats them here.
Claims (9)
1. thyristor radiator, including housing, housing has for the forward and backward side corresponding with the parallel in left-right direction extension and the most spaced apart two insulated tension poles of thyristor valve section, it is characterized in that: being respectively provided with corresponding guiding slip on the forward and backward side of described housing and be installed on the guiding draw-in groove on described two insulated tension poles, guiding draw-in groove is the groove extended in left-right direction.
Thyristor radiator the most according to claim 1, it is characterized in that: the described draw-in groove that guides has the internal groove side wall for arranging towards corresponding insulated tension pole, guide the internal groove side wall of draw-in groove have for coordinate with the outer peripheral face top press contacts of corresponding insulated tension pole protrude top splenium and for and the outer peripheral face interval of insulated tension pole arrange with the clearance recesses in the creepage gap of formation.
Thyristor radiator the most according to claim 2, it is characterized in that: the described top splenium that protrudes guiding draw-in groove is the raised line section being provided with at described guiding draw-in groove medium position in the lateral direction on the internal groove side wall of described guiding draw-in groove, raised line section has for the top pressure surface contacted that coincide with the outer peripheral face of corresponding insulated tension pole, and described clearance recesses is that the left and right side from described raised line section that the internal groove side wall of described guiding draw-in groove is provided with deviates from described raised line section and extends to two groove segment of described guiding draw-in groove corresponding end.
4. thyristor valve section, including intermediate frame and the thyristor radiator being arranged in intermediate frame of slip bracketing, intermediate frame includes two insulated tension poles extending and being arranged at intervals at along the longitudinal direction thyristor radiator both sides in left-right direction, thyristor radiator includes housing, housing have corresponding with described two insulated tension poles before, trailing flank, it is characterized in that: two described insulated tension poles are for guiding insulated tension pole, before described housing, it is respectively provided with corresponding slip on trailing flank and is installed on the guiding draw-in groove on two guiding insulated tension poles, guide draw-in groove for extending groove in left-right direction.
Thyristor valve section the most according to claim 4, it is characterized in that: the described draw-in groove that guides has for guiding, towards corresponding, the internal groove side wall that insulated tension pole is arranged, guide the internal groove side wall of draw-in groove have for coordinate with the corresponding outer peripheral face top press contacts guiding insulated tension pole protrude top splenium and for and guide the outer peripheral face interval of insulated tension pole and arrange with the clearance recesses in the creepage gap of formation.
Thyristor valve section the most according to claim 5, it is characterized in that: the described top splenium that protrudes guiding draw-in groove is the raised line section being provided with at described guiding draw-in groove medium position in the lateral direction on the internal groove side wall of described guiding draw-in groove, raised line section has for the top pressure surface contacted that coincide with the outer peripheral face of corresponding insulated tension pole, and described clearance recesses is that the left and right side from described raised line section that the internal groove side wall of described guiding draw-in groove is provided with deviates from described raised line section and extends to two groove segment of described guiding draw-in groove corresponding end.
Thyristor valve section the most according to claim 6, it is characterised in that: described two guiding insulated tension poles are cylinder, and described guiding draw-in groove is semi-circular groove, and described raised line section is along the circumferentially extending arc raised line section of semi-circular groove.
8. according to the thyristor valve section described in any one in claim 4 to 7, it is characterised in that: also include extending in left-right direction and be arranged at the bracketing insulated tension pole with bracketing thyristor radiator below described thyristor radiator in described intermediate frame.
Thyristor valve section the most according to claim 8, it is characterized in that: the IGCT by alternate setting is installed and valve group that described thyristor radiator forms in described intermediate frame, the two ends of valve group have been conductively connected the conductive plate of conductive plate, at least one end respectively and have drawn from the assemblage gap being positioned at front side or rear side formed between described guiding insulated tension pole and described bracketing insulated tension pole.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410561184.9A CN104319272B (en) | 2014-10-21 | 2014-10-21 | Thyristor valve section and thyristor radiator thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410561184.9A CN104319272B (en) | 2014-10-21 | 2014-10-21 | Thyristor valve section and thyristor radiator thereof |
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| Publication Number | Publication Date |
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| CN104319272A CN104319272A (en) | 2015-01-28 |
| CN104319272B true CN104319272B (en) | 2017-01-11 |
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| CN201410561184.9A Active CN104319272B (en) | 2014-10-21 | 2014-10-21 | Thyristor valve section and thyristor radiator thereof |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104734100A (en) * | 2015-04-08 | 2015-06-24 | 国家电网公司 | Rectifier valve bank unit of extra-high voltage ground wire direct-current deicing device |
| CN106876349A (en) * | 2017-03-16 | 2017-06-20 | 深圳市禾望电气股份有限公司 | A kind of power modules and preparation method thereof |
| CN112614825B (en) * | 2020-12-16 | 2024-04-12 | 许继电气股份有限公司 | Crimping type thyristor valve section |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0787742A (en) * | 1993-09-16 | 1995-03-31 | Mitsubishi Electric Corp | Water-cooled thyristor valve and manifold |
| CN103354233A (en) * | 2013-06-26 | 2013-10-16 | 许继集团有限公司 | Thyristor valve section and pressing device thereof |
| CN103354234A (en) * | 2013-06-26 | 2013-10-16 | 许继集团有限公司 | Thyristor converter valve assembly |
| CN203368339U (en) * | 2013-06-26 | 2013-12-25 | 许继电气股份有限公司 | Thyristor valve assembly |
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2014
- 2014-10-21 CN CN201410561184.9A patent/CN104319272B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0787742A (en) * | 1993-09-16 | 1995-03-31 | Mitsubishi Electric Corp | Water-cooled thyristor valve and manifold |
| CN103354233A (en) * | 2013-06-26 | 2013-10-16 | 许继集团有限公司 | Thyristor valve section and pressing device thereof |
| CN103354234A (en) * | 2013-06-26 | 2013-10-16 | 许继集团有限公司 | Thyristor converter valve assembly |
| CN203368339U (en) * | 2013-06-26 | 2013-12-25 | 许继电气股份有限公司 | Thyristor valve assembly |
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