CN201749770U - Resin insulation 3D iron core dry type transformer equipped with new lead wire structure - Google Patents
Resin insulation 3D iron core dry type transformer equipped with new lead wire structure Download PDFInfo
- Publication number
- CN201749770U CN201749770U CN2010202947361U CN201020294736U CN201749770U CN 201749770 U CN201749770 U CN 201749770U CN 2010202947361 U CN2010202947361 U CN 2010202947361U CN 201020294736 U CN201020294736 U CN 201020294736U CN 201749770 U CN201749770 U CN 201749770U
- Authority
- CN
- China
- Prior art keywords
- lead
- phase
- wire
- coil
- tension
- 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
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical group [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 title claims abstract description 16
- 238000009413 insulation Methods 0.000 title claims abstract description 12
- 229920005989 resin Polymers 0.000 title claims abstract description 12
- 239000011347 resin Substances 0.000 title claims abstract description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 7
- 239000012212 insulator Substances 0.000 claims abstract description 43
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 28
- 239000010959 steel Substances 0.000 claims abstract description 28
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 25
- 229910052802 copper Inorganic materials 0.000 claims description 25
- 239000010949 copper Substances 0.000 claims description 25
- 239000003822 epoxy resin Substances 0.000 claims description 6
- 229920000647 polyepoxide Polymers 0.000 claims description 6
- 239000004744 fabric Substances 0.000 claims description 3
- 239000011888 foil Substances 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 238000004804 winding Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 2
- 101150041759 boss gene Proteins 0.000 description 13
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
Images
Landscapes
- Coils Of Transformers For General Uses (AREA)
Abstract
The utility model provides a resin insulation 3D iron core dry type transformer equipped with a new lead-in wire structure. The transformer includes a 3D iron core fixed between an upper clamp and a lower clamp, a low voltage coil and a high voltage coil winding on the iron core, a high voltage insulator and a low voltage insulator. The transformer is characterized in that the upper clamp is provided with a channel steel, on which is arranged the low voltage insulator, the first lead wire of each phase of the high voltage coil is connected to the tail lead wire of another phase of the high voltage coil via a lead wire, the lead wires of the two phases of the low voltage coil a, c far from the channel steel are connected to the two low voltage insulators at the left and right of the channel steel via connecting lead wires, the first lead wire of the phase of the low voltage coil b close to the channel steel is connected to the low voltage insulator in the middle via a connecting lead wire, the three phases of the low voltage coil a, b, c, after being connected together by connecting wires, are connected to a phase 0 low voltage lead wire plate. Compared with the prior art, the utility model has the advantages of safe and convenient use, reasonable and beautiful layout and material saving.
Description
Technical field:
The utility model relates to a kind of dry-type transformer.
Background technology:
The high and low pressure outlet of existing insulation resin three dimensional wound core dry-type transformer and the high and low pressure outlet of traditional laminated transformer are different, the high and low pressure outlet of tradition laminated transformer is arranged in parallel on both sides unshakable in one's determination, and the high and low pressure outlet of common three dimensional wound core transformer is then arranged on leg-of-mutton two limits.This just makes high pressure A mutually and the close together of low pressure a between mutually, will rethink the layout of the mode of connection when power department and user installation power line, the installation site of other electrical equipment and guarantee safe distance etc. factor, and integral layout is not attractive in appearance yet.And the high and low pressure three lead-in wire length that is connected differs too big, and particularly C mutually and 0 phase terminal.Cause the D.C. resistance imbalance that connects lead-in wire, have only the cross section of strengthening C phase and 0 phase terminal, could satisfy the requirement of D.C. resistance balance.
Summary of the invention:
Goal of the invention of the present utility model be to provide a kind of safe in utilization, easily, the reasonable insulation resin three dimensional wound core dry-type transformer with novel lead wire structure attractive in appearance of integral layout.
The present invention realizes like this, comprise and be fixed on upper clamping piece, three three dimensional wound cores that are triangularly arranged between lower clamping piece, a on three three dimensional wound cores respectively, b, c three-phase low-voltage coil and A, B, C three-phase high-voltage coil, three high-tension insulators, three low tension insulators, its special feature is that the upper clamping piece at corresponding three formed leg-of-mutton angles of three dimensional wound core is provided with channel-section steel, three low tension insulators are fixed on the channel-section steel, three high-tension insulators are fixed on and the upper clamping pieces corresponding three formed leg-of-mutton limits of three dimensional wound core parallel with channel-section steel, A, B, C three-phase high-voltage coil connected mode is the triangle connected mode, every phase high-tension coil all is provided with high-tension coil head and the tail lead-out wire on the high-tension coil side on three formed leg-of-mutton limits of three dimensional wound core, the first lead-out wire of every phase high-tension coil by the lead-in wire be positioned at the formed leg-of-mutton limit of same three three dimensional wound cores another mutually the tail lead-out wire of high-tension coil be connected, with the A on three high-tension insulators one side together, the first lead-out wire of C two-phase high-tension coil links to each other with two high-tension insulators by going out lead-in wire, the first lead-out wire of B phase is connected to A phase tail lead-out wire by lead-in wire, link to each other with the 3rd high-tension insulator by lead-in wire again, a away from channel-section steel, the first lead-out wire of c two-phase low-voltage coil by connect on lead-in wire and the channel-section steel about two low tension insulators link to each other, link to each other a by connecting lead-in wire with the low tension insulator of centre near the first lead-out wire of that phase low-voltage coil b of channel-section steel, b, the tail lead-out wire of c three-phase low-voltage coil is connected on the 0 phase low pressure outlet board after lead-in wire links together by connecting.The mode that adopts high-tension insulator, low tension insulator to be arranged in parallel makes high-tension insulator, low tension insulator standoff distance big, realizes whole reasonable Arrangement easily, uses safety, convenient.The connection of a of low-voltage lead, c two-phase lead-in wire copper bar and 0 phase terminal copper bar converge toward low-pressure side channel-section steel direction, and are connected a, c with 0 mutually on the copper bar of outlet, and its length is more or less the same, the easy balance of D.C. resistance, save copper bar, when having shortened worker, reduced product cost.High-voltage connection be utilize the lead of high-tension coil itself many around or few around 1/3 circle, on the boss of triangle another side, draw with binding post, connect with the binding post on another phase boss on one side with lead-in wire again, every like this lead-in wire that 1/3 circle arranged mutually just not be used in coil outside and has gone around in circles, and need only one straight wire connect on two boss binding post just, saved lead-in wire, arranged more rationally and safety.
Here, the head and the tail lead-out wire of a phase low-voltage coil is at vertical a phase low-voltage coil center line, the outer fix that b phase low-voltage coil center line is formed is drawn, the head and the tail lead-out wire of c phase low-voltage coil is at vertical c phase low-voltage coil center line, the outer fix that b phase low-voltage coil center line is formed is drawn, the head and the tail lead-out wire of b phase low-voltage coil is at vertical a phase low-voltage coil center line, the outer fix that b phase low-voltage coil center line is formed is drawn, and perhaps the head and the tail lead-out wire of b phase low-voltage coil is at vertical c phase low-voltage coil center line, the outer fix that b phase low-voltage coil center line is formed is drawn.Adopt above-mentioned setting, guaranteed the reasonability of integral layout and the fail safe of use.
Connection on a, c two-phase low-voltage coil lead-in wire comprises that low pressure connects the lead-in wire copper bar and the fixing copper bar of the outlet on the low tension insulator, at the head and the tail lead-out wire of a, c two-phase low-voltage coil, connect the lead-in wire copper bar by low pressure respectively and 0 phase terminal copper bar mode is converged toward low-pressure side channel-section steel direction, and the copper bar that is connected a, the outlet of c phase is with 0 mutually on the copper bar formula 0 phase low pressure outlet board of outlet.Like this, its length of two-phase is more or less the same, the easy balance of D.C. resistance.
The first lead-out wire of a wherein high-tension coil of A, C two-phase high-tension coil and the tail lead-out wire of another high-tension coil are after the outer fix of formed of the center line of vertical adjacent two-phase high-tension coil is drawn by binding post, continue along unshakable in one's determination many around 1/3 circle, outer fix formed of the center line of vertical adjacent two-phase high-tension coil is drawn by binding post, and another the first lead-out wire or the tail lead-out wire of A, C two-phase high-tension coil are drawn by binding post in the outer fix of formed of the center line of vertical adjacent two-phase high-tension coil; The tail lead-out wire of B phase high-tension coil is few around 1/3 circle along iron core, outer fix formed of the center line of vertical adjacent two-phase high-tension coil is drawn by binding post, the first lead-out wire of B phase high-tension coil is drawn by binding post in the outer fix of formed of the center line of vertical adjacent two-phase high-tension coil, after each binding post is reinstated poured with epoxy resin in company with high-tension coil one, form a wiring boss, lead-in wire is connected on the corresponding wiring boss.
With the top wiring boss of high-tension coil be positioned at the formed leg-of-mutton limit of same three three dimensional wound cores another mutually the lead-in wire that is connected of the following wiring boss of high-tension coil be straight wire.Adopt straight wire, saved lead-in wire, arrange more rationally and safety.
Low-voltage coil is to be the metal forming of 0.3-3mm and foil coil that epoxy resin preimpregnation cloth turns to or to form with the coil that lead turns to that with thickness high-tension coil is the subsection cylindrical formula coil that turns to lead on the coil winding machine of special use.
The utility model compared with the prior art, have safe in utilization, easily, integral layout advantage rationally attractive in appearance, that save material.
Description of drawings:
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the high-voltage connection elementary diagram;
Fig. 3 is the low-voltage lead elementary diagram;
Fig. 4 is the on high-tension side view of Fig. 1;
Fig. 5 is the view of Fig. 1 low-pressure side.
Embodiment:
Now in conjunction with the accompanying drawings and embodiments the utility model is described in further detail:
As shown in the figure, the utility model comprises and is fixed on upper clamping piece 1, three three dimensional wound cores 3 that are triangularly arranged that lower clamping piece is 2, a on three three dimensional wound cores 3 respectively, b, c three-phase low-voltage coil 4 and A, B, C three-phase high-voltage coil 5, three high-tension insulators 6, three low tension insulators 7, its special feature is that corresponding three three dimensional wound core 3 formed leg-of-mutton wherein upper clamping pieces 1 of one jiao are provided with channel-section steel 8, three low tension insulators 7 are fixed on the channel-section steel 8, three high-tension insulators 6 are fixed on and the upper clamping pieces 1 corresponding three three dimensional wound core 3 formed leg-of-mutton limits parallel with channel-section steel 8, A, B, C three-phase high-voltage coil 5 connected modes are triangle connected modes, every phase high-tension coil 5 all is provided with on high-tension coil 5 sides on three three dimensional wound core 3 formed leg-of-mutton limits and high-tension coil 5 head and the tail lead-out wires, the first lead-out wire of every phase high-tension coil 5 by go between 10 be positioned at same three three dimensional wound cores 3 formed leg-of-mutton limits another mutually the tail lead-out wire of high-tension coil 5 be connected, with the A on three high-tension insulators 6 one side together, the first lead-out wire of C two-phase high-tension coil 5 links to each other with two high-tension insulators 6 by going out lead-in wire 11, that phase (A phase) high-tension coil 5 that the tail lead-out wire links to each other with the first lead-out wire of third phase (B mutually) high-tension coil 5 by lead-in wire 10 11 links to each other with the 3rd high-tension insulator 6 by going out to go between, a away from channel-section steel 8, the first lead-out wires 15 of c two-phase low-voltage coil 4 by connect on lead-in wire 12 and the channel-section steel 8 about two low tension insulators 7 link to each other, link to each other a by connecting lead-in wire 12 with the low tension insulator 7 of centre near the first lead-out wires 15 of that phase (b phase) low-voltage coil 4 of channel-section steel 8, b, the tail lead-out wire 16 of c three-phase low-voltage coil 4 is connected on the 0 phase low pressure outlet board 14 after lead-in wire 13 links together by connecting.
The head and the tail lead-out wire 15 of a phase low-voltage coil 4,16 at vertical a phase low-voltage coil 4 center lines, the outer fix that b phase low-voltage coil 4 center lines are formed is drawn, the head and the tail lead-out wire 15 of c phase low-voltage coil, 16 at vertical c phase low-voltage coil 4 center lines, the outer fix that b phase low-voltage coil 4 center lines are formed is drawn, the head and the tail lead-out wire 15 of b phase low-voltage coil 4,16 at vertical a phase low-voltage coil 4 center lines, the outer fix that b phase low-voltage coil 4 center lines are formed is drawn, perhaps the head and the tail lead-out wire 15 of b phase low-voltage coil 4,16 at vertical c phase low-voltage coil 4 center lines, the outer fix that b phase low-voltage coil 4 center lines are formed is drawn.
Connection on a, the c two-phase low-voltage coil 4 lead-in wire 12 comprises that low pressure connects the lead-in wire copper bar 17 and the fixing copper bar 19 of the outlet on the low tension insulator 7, the head and the tail lead-out wire 15,16 of a, c two-phase low-voltage coil 4 connects lead-in wire copper bar 17 by low pressure respectively and 0 phase terminal copper bar mode is converged toward low-pressure side channel-section steel 8 directions, and the copper bar 19 that is connected a, the outlet of c phase is with 0 mutually on the copper bar formula 0 phase low pressure outlet board 14 of outlet.
Upper clamping piece 1 side of channel-section steel 8 both sides is provided with more than one low pressure supporting insulator 23, low pressure connects lead-in wire copper bar 17 and is fixed on the low pressure supporting insulator 23, firm to guarantee that low pressure connects the position of lead-in wire copper bar 17, guarantee its can with other lead-in wire touching.
As Fig. 4, shown in 5, the tail lead-out wire of the first lead-out wire of C phase high-tension coil 4 and A phase high-tension coil 4 passes through binding post X respectively in the outer fix of formed of the center line of vertical adjacent two-phase high-tension coil 4, C draws, and the first lead-out wire of C phase high-tension coil 4 and A the tail lead-out wire of high-tension coil 4 mutually continue along unshakable in one's determination many around 1/3 circle, outer fix formed of the center line of vertical adjacent two-phase high-tension coil 4 is passed through binding post X ' respectively, C ' draws, and the first lead-out wire of A phase high-tension coil 4 passes through binding post A with C phase high-tension coil 4 tail lead-out wires in the outer fix of formed of the center line of vertical adjacent two-phase high-tension coil 4, Z draws; The tail lead-out wire of B phase high-tension coil is few around 1/3 circle along iron core, outer fix formed of the center line of vertical adjacent two-phase high-tension coil is drawn by binding post Y, the first lead-out wire of B phase high-tension coil is drawn by binding post B in the outer fix of formed of the center line of vertical adjacent two-phase high-tension coil, after each binding post is reinstated poured with epoxy resin in company with high-tension coil one, form a wiring boss 9, lead-in wire 10 is connected corresponding binding post X ', C ', B, Y, A, on the pairing wiring boss 9 of Z, go out lead-in wire 11 and be connected corresponding binding post A, X, on the pairing wiring boss 9 of C.
With the wiring boss 9 of the first lead-out wire 21 of high-tension coil 5 be positioned at same three three dimensional wound cores 3 formed leg-of-mutton limits another mutually the lead-in wire 10 that is connected of the wiring boss 9 of the tail lead-out wire 22 of high-tension coil 5 are straight wires, lead-in wire 10 is connected on the corresponding wiring boss 9.
Low-voltage coil 4 is to be the metal forming of 0.3-3mm and foil coil that epoxy resin preimpregnation cloth turns to or to form with the coil that lead turns to that with thickness high-tension coil 5 is the subsection cylindrical formula coils that turn to lead on the coil winding machine of special use.
Claims (7)
1. insulation resin three dimensional wound core dry-type transformer with novel lead wire structure, comprise and be fixed on upper clamping piece, three three dimensional wound cores that are triangularly arranged between lower clamping piece, a on three three dimensional wound cores respectively, b, c three-phase low-voltage coil and A, B, C three-phase high-voltage coil, three high-tension insulators, three low tension insulators, the upper clamping piece that it is characterized in that corresponding three formed leg-of-mutton angles of three dimensional wound core is provided with channel-section steel, three low tension insulators are fixed on the channel-section steel, three high-tension insulators are fixed on and the upper clamping pieces corresponding three formed leg-of-mutton limits of three dimensional wound core parallel with channel-section steel, A, B, C three-phase high-voltage coil connected mode is the triangle connected mode, every phase high-tension coil all is provided with high-tension coil head and the tail lead-out wire on the high-tension coil side on three formed leg-of-mutton limits of three dimensional wound core, the first lead-out wire of every phase high-tension coil by the lead-in wire be positioned at the formed leg-of-mutton limit of same three three dimensional wound cores another mutually the tail lead-out wire of high-tension coil be connected, with the A on three high-tension insulators one side together, the first lead-out wire of C two-phase high-tension coil links to each other with two high-tension insulators by going out lead-in wire, the first lead-out wire of B phase is connected to A phase tail lead-out wire by lead-in wire, link to each other with the 3rd high-tension insulator again, a away from channel-section steel, the first lead-out wire of c two-phase low-voltage coil by connect on lead-in wire and the channel-section steel about two low tension insulators link to each other, link to each other a by connecting lead-in wire with the low tension insulator of centre near the first lead-out wire of that phase low-voltage coil b of channel-section steel, b, the tail lead-out wire of c three-phase low-voltage coil is connected on the 0 phase low pressure outlet board after lead-in wire links together by connecting.
2. the insulation resin three dimensional wound core dry-type transformer with novel lead wire structure according to claim 1, the head and the tail lead-out wire that it is characterized in that a phase low-voltage coil is at vertical a phase low-voltage coil center line, the outer fix that b phase low-voltage coil center line is formed is drawn, the head and the tail lead-out wire of c phase low-voltage coil is at vertical c phase low-voltage coil center line, the outer fix that b phase low-voltage coil center line is formed is drawn, the head and the tail lead-out wire of b phase low-voltage coil is at vertical a phase low-voltage coil center line, the outer fix that b phase low-voltage coil center line is formed is drawn, and perhaps the head and the tail lead-out wire of b phase low-voltage coil is at vertical c phase low-voltage coil center line, the outer fix that b phase low-voltage coil center line is formed is drawn.
3. the insulation resin three dimensional wound core dry-type transformer with novel lead wire structure according to claim 2, it is characterized in that connection lead-in wire on a, the c two-phase low-voltage coil comprises that low pressure connects the lead-in wire copper bar and the fixing copper bar of the outlet on the low tension insulator, the head and the tail lead-out wire of a, c two-phase low-voltage coil connects lead-in wire copper bar mode by low pressure respectively and 0 phase terminal copper bar mode is converged toward low-pressure side channel-section steel direction, and the copper bar that is connected a, the outlet of c phase is with 0 mutually on the copper bar formula 0 phase low pressure outlet board of outlet.
4. the insulation resin three dimensional wound core dry-type transformer with novel lead wire structure according to claim 3, the upper clamping piece side that it is characterized in that the channel-section steel both sides is provided with more than one low pressure supporting insulator, and low pressure connects the lead-in wire copper bar and is fixed on the low pressure supporting insulator.
5. according to claim 1 or 2 or 3 or 4 described insulation resin three dimensional wound core dry-type transformers with novel lead wire structure, it is characterized in that A, the first lead-out wire of a wherein high-tension coil of C two-phase high-tension coil and the tail lead-out wire of another high-tension coil are after the outer fix of formed of the center line of vertical adjacent two-phase high-tension coil is drawn by binding post, continue along unshakable in one's determination many around 1/3 circle, outer fix formed of the center line of vertical adjacent two-phase high-tension coil is drawn A by binding post, another the first lead-out wire or the tail lead-out wire of C two-phase high-tension coil are drawn by binding post in the outer fix of formed of the center line of vertical adjacent two-phase high-tension coil; The tail lead-out wire of B phase high-tension coil is few around 1/3 circle along iron core, outer fix formed of the center line of vertical adjacent two-phase high-tension coil is drawn by binding post, the first lead-out wire of B phase high-tension coil is drawn by binding post in the outer fix of formed of the center line of vertical adjacent two-phase high-tension coil, after each binding post is reinstated poured with epoxy resin in company with high-tension coil one, form a wiring boss, lead-in wire is connected on the corresponding wiring boss.
6. the insulation resin three dimensional wound core dry-type transformer with novel lead wire structure according to claim 5, it is characterized in that with the top wiring boss of high-tension coil be positioned at the formed leg-of-mutton limit of same three three dimensional wound cores another mutually the lead-in wire that is connected of the following wiring boss of high-tension coil be straight wire.
7. the insulation resin three dimensional wound core dry-type transformer with novel lead wire structure according to claim 6, it is characterized in that low-voltage coil is to be the foil coil that turns to epoxy resin preimpregnation cloth of the metal forming of 0.3-3mm or to form with the coil that lead turns to that with thickness high-tension coil is the subsection cylindrical formula coil that turns to lead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202947361U CN201749770U (en) | 2010-08-11 | 2010-08-11 | Resin insulation 3D iron core dry type transformer equipped with new lead wire structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202947361U CN201749770U (en) | 2010-08-11 | 2010-08-11 | Resin insulation 3D iron core dry type transformer equipped with new lead wire structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201749770U true CN201749770U (en) | 2011-02-16 |
Family
ID=43584443
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202947361U Expired - Fee Related CN201749770U (en) | 2010-08-11 | 2010-08-11 | Resin insulation 3D iron core dry type transformer equipped with new lead wire structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201749770U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102543381A (en) * | 2012-01-19 | 2012-07-04 | 北京新特电气有限公司 | Novel three-dimensional wound iron core transformer clamping part |
| CN102543388A (en) * | 2012-01-19 | 2012-07-04 | 北京新特电气有限公司 | Low-voltage lead wire structure for three-dimensional wound core transformer |
| CN103227036A (en) * | 2013-04-12 | 2013-07-31 | 苏州腾冉电气设备有限公司 | Coil out layout structure of air core reactor |
| CN103489590A (en) * | 2013-10-10 | 2014-01-01 | 四川风发电气科技有限公司 | Solid high-voltage pin configuration of rolled iron core resin pouring dry type transformer |
| CN103531335A (en) * | 2013-09-29 | 2014-01-22 | 四川风发电气科技有限公司 | Low-voltage lead structure of tridimensional toroidal-core transformer |
| CN104167281A (en) * | 2014-08-22 | 2014-11-26 | 海鸿电气有限公司 | Method for leading high-voltage leads of tridimensional toroidal core open-type dry transformer |
-
2010
- 2010-08-11 CN CN2010202947361U patent/CN201749770U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102543381A (en) * | 2012-01-19 | 2012-07-04 | 北京新特电气有限公司 | Novel three-dimensional wound iron core transformer clamping part |
| CN102543388A (en) * | 2012-01-19 | 2012-07-04 | 北京新特电气有限公司 | Low-voltage lead wire structure for three-dimensional wound core transformer |
| CN102543381B (en) * | 2012-01-19 | 2014-08-13 | 北京新特电气有限公司 | Novel three-dimensional wound iron core transformer clamping part |
| CN103227036A (en) * | 2013-04-12 | 2013-07-31 | 苏州腾冉电气设备有限公司 | Coil out layout structure of air core reactor |
| CN103531335A (en) * | 2013-09-29 | 2014-01-22 | 四川风发电气科技有限公司 | Low-voltage lead structure of tridimensional toroidal-core transformer |
| CN103489590A (en) * | 2013-10-10 | 2014-01-01 | 四川风发电气科技有限公司 | Solid high-voltage pin configuration of rolled iron core resin pouring dry type transformer |
| CN103489590B (en) * | 2013-10-10 | 2017-04-05 | 四川风发电气科技有限公司 | A kind of high pressure lead wire structure of three dimensional wound core resin casting dry-type transformer |
| CN104167281A (en) * | 2014-08-22 | 2014-11-26 | 海鸿电气有限公司 | Method for leading high-voltage leads of tridimensional toroidal core open-type dry transformer |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201765902U (en) | Vertical triangular core three-phase reactor | |
| CN202422952U (en) | Foil wound dry-type iron core reactor | |
| CN201749770U (en) | Resin insulation 3D iron core dry type transformer equipped with new lead wire structure | |
| CN103354156B (en) | The pin configuration of the two transformer with split winding of a kind of three dimensional wound core | |
| CN105244148A (en) | Self-clamping structure for achieving short circuit resisting aim of amorphous alloy transformer | |
| CN105185539A (en) | Insulation dry-type transformer of 20kV voltage class | |
| CN105428040A (en) | Iron core-type split reactor | |
| CN203232797U (en) | Epoxy pouring dry type transformer | |
| CN201315223Y (en) | Novel high tension coil for encapsulating dry type transformer | |
| CN203377069U (en) | Coil of rolled iron core transformer | |
| CN203351363U (en) | Lead structure of three-dimensional rolled core transformer with double split windings | |
| CN202997949U (en) | Twenty-four pulse wave rectification transformer | |
| CN102543388B (en) | Low-voltage lead wire structure for three-dimensional wound core transformer | |
| CN205487713U (en) | A inductance for high -power direct -current power supply | |
| CN207116212U (en) | A kind of current transformer of polytropic ratio | |
| CN103489590B (en) | A kind of high pressure lead wire structure of three dimensional wound core resin casting dry-type transformer | |
| CN202695100U (en) | Structure of main transformer consisting of multiple transformers in inverse power supply | |
| CN202771925U (en) | Conducting bar used for transformer foil coil | |
| CN202206315U (en) | Inverse Scott dry-type transformer | |
| CN214279763U (en) | Axial double-split single-phase dry-type transformer | |
| CN205789450U (en) | opening three-dimensional wound core dry type transformer | |
| CN102290211A (en) | High-voltage left incoming line structure of three-dimensional wound core dry-type transformer | |
| CN211125336U (en) | Annular vertical winding inductor suitable for L C L filter circuit | |
| CN203165633U (en) | Single-phase reactor | |
| CN102361404B (en) | Inverse Scott dry-type transformer |
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 |
Granted publication date: 20110216 Termination date: 20160811 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |