CN204066967U - Shell type reactor - Google Patents
Shell type reactor Download PDFInfo
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- CN204066967U CN204066967U CN201420348169.1U CN201420348169U CN204066967U CN 204066967 U CN204066967 U CN 204066967U CN 201420348169 U CN201420348169 U CN 201420348169U CN 204066967 U CN204066967 U CN 204066967U
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Abstract
The utility model proposes a kind of shell type reactor, comprising: the housing box unshakable in one's determination of open top, be arranged on the iron yoke on the open end of housing unshakable in one's determination, and be arranged on the coil block in housing unshakable in one's determination.Wherein, housing unshakable in one's determination is formed by stacking by multiple lamination unit, and each lamination unit comprises some identical lamination assemblies.Each lamination assembly comprises: the first lamination of level; The second vertical lamination, hold limit to dock for one of an one top margin and the first limit unshakable in one's determination, and one holds limit concordant with a top margin on the first limit unshakable in one's determination; The 3rd vertical lamination, one holds a limit to dock with a top margin on the first limit unshakable in one's determination, and one of an one top margin and the first lamination is held limit concordant.First lamination of adjacent two lamination unit is adjacent one another are, and second of a lamination unit and the 3rd lamination respectively with the 3rd of another lamination unit and second lamination adjacent.
Description
Technical field
The utility model relates to a kind of reactor, particularly a kind of shell type reactor.
Background technology
For main circuit reactor in railcar trailer system, what use was more at present is air core reactor.But the use of air core reactor exists some problems, such as leakage field is large, weight is large and volume is large etc.
As a rule, in order to shield the impact of leakage field on passenger and other equipment of vehicle, need to add barricade on reactor top.But, barricade is set and adds the weight of whole reactor and take up room, be unfavorable for its application in systems in which.Another way is application iron-core reactor.Although this can solve leakage field problem, the inductance value of iron-core reactor can change with the change of system power.Especially, when big current, iron-core reactor is easy to reach capacity, and can not meet system requirements well.
Utility model content
The utility model, according to the weak point be applied to reactor in existing railcar trailer system main circuit, proposes a kind of novel shell type reactor.This novel shell type reactor can solve the leakage field problem of air core reactor and the large problem of weight on the one hand well, also can make up the defect that iron-core reactor inductance is unstable, easily saturated on the other hand well.
In order to realize above-mentioned utility model object, the utility model provides a kind of shell type reactor, comprising: the housing box unshakable in one's determination of open top, is arranged on the iron yoke on the open end of housing unshakable in one's determination, and is arranged on the coil block in housing unshakable in one's determination.Wherein, described housing unshakable in one's determination is formed by stacking by multiple lamination unit, and each lamination unit comprises some identical lamination assemblies, and each lamination assembly comprises:
First lamination of horizontal positioned; Second lamination of vertical placement, a top margin of described second lamination holds limit to dock with one of described first lamination, and an one end limit is concordant with a top margin of described first lamination; 3rd lamination of vertical placement, one of described 3rd lamination end limit is docked with a top margin of described first lamination, and one of an one top margin and described first lamination is held limit concordant.Wherein, the first lamination of adjacent two lamination unit is adjacent one another are, and the second lamination of a lamination unit and the 3rd lamination are adjacent with the second lamination with the 3rd lamination of another lamination unit respectively.
Superimposed by lamination assembly, the magnetic circuit that the magnetic material of housing unshakable in one's determination can be made to be formed is more intact, makes the magnetic loss of whole reactor less.Meanwhile, the shell unshakable in one's determination that housing unshakable in one's determination and iron yoke are assembled is equivalent to a magnetic shielding device, plays effect of magnetic-leakage preventing on the one hand, can increase the inductance value of enclosure interior coil unshakable in one's determination on the other hand.In addition, owing to not needing to add barricade in addition on reactor top, so just greatly reduce the weight of system and reduce the space of system shared by reactor.In addition, housing unshakable in one's determination also plays a supportive role to the coil be arranged on wherein.
In some embodiments, each lamination unit comprises two lamination assemblies.Such compound mode can make the magnetic circuit in housing unshakable in one's determination more intact, and eddy current loss is less.
In some embodiments, each lamination unit is by drawing screw rod to be fixed through the installing hole on lamination.By drawing each lamination unit that fixedly makes of screw rod can seamless link preferably in the process connected, reduce the magnetic loss brought in gap as far as possible.
In some embodiments, the first lamination of each lamination assembly and the 3rd lamination include and are arranged on respective end first installing hole at limit place and the second installing hole between respective other end limit and the first installing hole,
Second lamination of each lamination assembly comprises and is separately positioned on two end two installing holes at a limit place and installing hole between two installing holes.The installing hole of such setting is beneficial to the connection of each lamination with fixing, thus makes the assembling of shell unshakable in one's determination more convenient.
In some embodiments, the width of the first lamination, the second lamination and the 3rd lamination is equal.Can make, by three kinds of laminations shell unshakable in one's determination that is formed by stacking, there is more regular structure like this, and superimposed after gap less, magnetic circuit can be improved further, reduce magnetic loss.
In some embodiments, coil block comprises coil groups, and coil groups has multiple disc coil, between adjacent two disc coils, be provided with the first air gap cushion block.This air gap cushion block plays a supportive role to each disc coil on the one hand, forms the heat radiation air gap of each disc coil on the other hand, thus guarantees that this shell type reactor temperature rise meets the requirement of relevant criterion.
In some embodiments, the two ends up and down of coil groups are provided with interstice cushion block, and the thickness of described interstice cushion block is greater than the thickness of described first air gap cushion block.This air gap cushion block is mainly used to support coils, also can limit coil to insulation distance unshakable in one's determination simultaneously.
In some embodiments, in coil groups, in the disc coil be arranged in order, the disc coil of odd number of arrayed is interconnected, and the disc coil of even number arrangement is interconnected.The such connected mode of coil be convenient to coil damage after maintenance.
In some embodiments, reactor also comprises copper bar assembly, described copper bar assembly comprises respectively by connection copper bar that odd number disc coil in coil groups or even number disc coil are together in series respectively, the extraction copper bar that the input that the input be connected with odd number coil is connected with output, even number coil and output are connected respectively, and by short circuit copper bar that described extraction copper bar couples together.The loop construction of such combination is equal to the loop construction in air core reactor, and inductance does not change by system power size substantially, can limit DC voltage fluctuation, Eliminate highter harmonic preferably.
Accompanying drawing explanation
Also will be described in more detail the utility model with reference to accompanying drawing based on embodiment hereinafter.Wherein,
Fig. 1 is the front view of shell type reactor;
Fig. 2 is the vertical view of shell type reactor;
Fig. 3 is the structure chart of shell unshakable in one's determination in shell type reactor;
Fig. 4 is the composition diagram of lamination unit;
Fig. 5 is the schematic diagram of shell type reactor coil assembly;
Fig. 6 is the catenation principle figure of each coil in the coil block of shell type reactor;
Fig. 7 is the schematic diagram that in shell type reactor, copper bar is connected with coil.
In the accompanying drawings, identical parts use identical Reference numeral.Accompanying drawing is not according to the ratio of reality.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Details described here is exemplary, and is only used for carrying out illustrative discussion to embodiment of the present utility model, and their existence is to provide the most useful and the most intelligible description be considered to principle of the present utility model and concept aspect.About this point, here do not attempt introduction CONSTRUCTED SPECIFICATION of the present utility model being exceeded to the degree needed for basic comprehension the utility model, those skilled in the art can be expressly understood by specification and accompanying drawing thereof and implement several form of the present utility model how in practice.
Fig. 1 and Fig. 2 respectively illustrates front view and the vertical view of shell type reactor 100.As shown in Figure 1, this shell type reactor comprises the housing 30 box unshakable in one's determination of open top, the iron yoke 20 be arranged on the open end of housing 30 unshakable in one's determination, and is arranged on the coil block 50 (schematically showing in fig. 2) in housing 30 unshakable in one's determination.Wherein, as shown in Figure 2, by folder 14, iron yoke 20 and assembling beam 15 are fixed together.Be fixed by folder 13 between housing 30 unshakable in one's determination and iron yoke 20.In addition, shell type reactor 100 also comprises pressing plate 10 and base 11.Pressing plate 10 and base 11 are fixed further by some box-type shells drawing screw rod 12 pairs of iron yokes 20 and housing 30 unshakable in one's determination to form, thus form shell unshakable in one's determination 40 as shown in Figure 3.
According to the utility model, housing 30 unshakable in one's determination is formed by stacking by multiple lamination unit.Each lamination unit can comprise several identical lamination assemblies 32.
As shown in Figure 4, each lamination assembly 32 comprises the first lamination 321 of horizontal positioned, is arranged on the second lamination 322 of the vertical placement at one end place of the first lamination 321, and is arranged on the 3rd lamination 323 of vertical placement at other end place of the first lamination 321.Here, term " lamination " is used in reference to the substantially rectangular silver be made up of ferrimagnet.For convenience of describing, the long limit in the square-section of lamination is defined as top margin, and minor face is defined as end limit.According to the utility model, a top margin of the second lamination 322 holds limit to dock with one of the first lamination 321, and an one end limit is concordant with a top margin on the first limit 321 unshakable in one's determination.In addition, one of the 3rd lamination 323 end limit is docked with a top margin of the first lamination 321, and one of an one top margin and the first lamination 321 is held limit concordant.Thus, lamination assembly 32 is as shown in Figure 4 defined.
According to the utility model, first lamination 321 of adjacent two lamination unit is adjacent one another are, and the second lamination 322 of a lamination unit and the 3rd lamination 323 are adjacent with the second lamination 322 with the 3rd lamination 323 of another lamination unit respectively.
Preferably, each lamination unit comprises two lamination assemblies 32.But be appreciated that each lamination unit also can comprise the lamination assembly 32 of other quantity, such as three, four, etc.In a preferred embodiment, the lamination 321 in lamination assembly 32, lamination 322 are all identical with width with the thickness of lamination 323, and such as can be set to thickness be respectively 0.3mm and width is 40mm.Wherein, lamination 321, lamination 322 and lamination 323 all can select 30QG120, i.e. high magnetic effect orientating-sensitive sheet, and its characteristic of magnetization is excellent, can effectively reduce the wastage.The magnetic circuit that the housing unshakable in one's determination 30 be formed by stacking like this can make magnetic material be formed is more intact, and housing 30 unshakable in one's determination makes the magnetic loss of whole reactor less, thus plays effect of magnetic-leakage preventing.In addition, the shell unshakable in one's determination 40 that housing 30 unshakable in one's determination and iron yoke 20 fit together formation also has the effect increasing shell 40 interior loop inductance unshakable in one's determination and support coils assembly 50.
In the embodiment as shown in fig .4, the first lamination 321 of each lamination assembly 32 comprises and is arranged on an end installing hole 3211 at limit place and the installing hole 3212 between other end limit and installing hole 3211.Similarly, the 3rd lamination 323 of each lamination assembly 32 comprises and is arranged on an end installing hole 3231 at limit place and the installing hole 3232 between other end limit and installing hole 3231.In addition, second lamination 322 of each lamination assembly 32 comprises and is separately positioned on two end installing holes 3221 at limit places and installing hole 3222, and the installing hole 3223 between installing hole 3221 and installing hole 3222 arranges the installing hole screw rod 12 (Fig. 1) that draws easy to use like this and is fixed each lamination assembly 32.Meanwhile, by drawing the fixing of screw rod 12 can make the seamless link better in the process connected of each lamination assembly 32, thus iron circuit is improved further.
By above-mentioned setting, the shell unshakable in one's determination 40 that iron yoke 20 and housing 30 unshakable in one's determination are assembled is equivalent to a magnetic shielding device, can play effect of magnetic-leakage preventing on the one hand, can also increase the inductance value of reactor on the other hand.Wherein, iron yoke 20 also can be formed by multiple iron yoke sheet stack, and each iron yoke sheet outer surface is coated with insulating material, and the iron yoke 20 of stack is fixed by screw rod.Preferably, iron yoke sheet 20 can cover the top end opening place of shell 30 unshakable in one's determination completely, and the thickness of iron yoke 20 can be 40mm, and is provided with the hole of 4 φ 15, iron yoke 20 and assembling beam 15 is fixed together by folder 14.Like this, without the need to adding barricade in addition on reactor 100 top after arranging shell 40 unshakable in one's determination, greatly reduce the weight of system, simultaneously shell 40 unshakable in one's determination also has and increases the effect that housing 40 interior loop inductance unshakable in one's determination and support are arranged on coil block 50 wherein.
Fig. 5 shows according to the coil block in shell type reactor of the present utility model.As shown in the figure, coil block 50 comprises coil groups 51.This coil groups 51 has multiple disc coil, and is equipped with the first air gap cushion block 52 between adjacent two disc coils.This air gap cushion block 52 1 aspect plays a supportive role to each disc coil, forms the heat radiation air gap of each disc coil on the other hand, thus guarantees that this shell type reactor temperature rise meets the requirement of relevant criterion.In addition, interstice cushion block 53 is also provided with at the upper/lower terminal of coil groups 51.The thickness of this interstice cushion block 53 is greater than the thickness of the first air gap cushion block 52.This interstice cushion block 53 is mainly used to support coils, also can limit the insulation distance of coil to shell 40 unshakable in one's determination simultaneously.In addition, each disc coil outside is surrounded by insulating material, the dielectric strength of intensifier coil.
Preferably, the first air gap cushion block can be made up of the D350 insulating material that 14mm is thick, and interstice cushion block can be made up of the D350 insulating material that 30mm is thick.In addition, as shown in Figure 5, coil block 50 also comprises adjustment cushion block 54, insulating cylinder 55 and insulating cylinder 56.Wherein, adjustment cushion block is used for adjusting the fixing of coil block 50 further, makes it fixing firmer.Insulating cylinder 55 is sleeved on screw rod 12, can be 18mm by internal diameter, external diameter is that the H380 polyamine-imide layer pressure pipe insulating material of 22mm is made, and with the first air gap cushion block 52, interstice cushion block 53, draws screw rod 12 etc. to form a perpendicular fastener unit, plays the role of fastening to whole reactor body.Insulating cylinder 56 (as Fig. 2) can be 12mm by internal diameter, and external diameter is that the H380 polyamine-imide layer pressure pipe insulating material of 14mm is made, and plays the role of fastening in shell 40 unshakable in one's determination to coil groups 51.
Fig. 6 shows the catenation principle figure of each coil in coil block 50.As shown in Figure 6, for the disc coil be arranged in order in coil groups 51, the disc coil of odd number of arrayed is interconnected, and the disc coil of even number arrangement is interconnected.The maintenance after coil damage is convenient in such connection.In the embodiment shown in fig. 6, L1, L3, L5, L7, L9 are respectively the input of odd number disc coil, P1, P3, P5, P7, P9 are respectively the output of odd number disc coil, L2, L4, L6, L8, L10 are respectively the input of even number disc coil, and P2, P4, P6, P8, P10 are respectively the output of even number disc coil.These terminals are connected with copper bar assembly 70 by connected mode as shown in Figure 7.
As shown in Figure 7, this shell type reactor 100 also comprises copper bar assembly 70.Described copper bar assembly 70 comprises respectively by connection copper bar 71 that the odd number disc coil in coil groups 51 or even number disc coil are together in series respectively, the extraction copper bar 72 that the input L2 that the input L1 be connected with odd number coil is connected with output P9, even number coil and output P10 are connected respectively, and by short circuit copper bar 73 that described extraction copper bar 72 couples together.Wherein, connect copper bar 71 and can be made up of the copper bus-bar TMR that 5mm is thick with extraction copper bar 72, short circuit copper bar 73 can be bent by the copper bus-bar TMR that 5mm is thick and form.In addition, between folder 14, be also provided with leads support part 74, leads support part 74 can be made up of the EPGC308H insulating material that 30mm is thick, and upper and lower two ends respectively have pilot hole, and be fixed by bolts on folder 14, be used for assembly connection copper bar 71, draw copper bar 72 and short circuit copper bar 73.
According to the utility model, shell type reactor 100 also has base 11 and pressing plate 10.Base is welded by the thick corrosion resistant plate of 5mm and the thick corrosion resistant plate of 20mm, plays a part to support whole reactor weight.Pressing plate 10 is formed by the corrosion resistant plate bending that 5mm is thick, and gusset is strengthened in middle weldering, and pressing plate 10 is provided with screw simultaneously, with base 11, draws screw rod 12 etc. to form a fastening system, plays the role of fastening to whole reactor body.
Can be used for according to shell type reactor of the present utility model in the main circuit of railcar trailer system.Due to the encirclement of outer core " shell ", magnetic leakage free, therefore can not carry out electromagnetic interference to surrounding devices.Meanwhile, housing unshakable in one's determination can increase the inductance value of enclosure interior coil unshakable in one's determination.Add and do not need to add barricade in addition on reactor top, so just greatly reduce the weight of system and reduce the space of system shared by reactor.Because coil inductance does not change by system power size substantially, the fluctuation of restriction DC voltage, Eliminate highter harmonic can be met, meet the requirements such as the inverter switch element change of current.Therefore, the application requirement of subway vehicle traction system main circuit can be met well according to shell type reactor of the present utility model.
It should be noted, foregoing example only to be interpreted as object, and can not be thought to limit the utility model.Although be described the utility model according to exemplary embodiment, but should be appreciated that used herein is descriptive and illustrative language, instead of restrictive language.Current described with in the scope of the claims of amendment, in the scope not departing from scope and spirit of the present utility model, can change the utility model.Although be described the utility model according to specific mode, material and embodiment here, the utility model is not limited in details disclosed herein; On the contrary, the utility model extends to structure, the methods and applications of such as all identical functions within the scope of the appended claims.
Claims (9)
1. a shell type reactor, comprising:
The housing box unshakable in one's determination of open top,
Be arranged on the iron yoke on the open end of housing unshakable in one's determination, and
Be arranged on the coil block in housing unshakable in one's determination,
It is characterized in that, described housing unshakable in one's determination is formed by stacking by multiple lamination unit, and each lamination unit comprises some identical lamination assemblies, and each lamination assembly comprises:
First lamination of horizontal positioned;
Second lamination of vertical placement, a top margin of described second lamination holds limit to dock with one of described first lamination, and an one end limit is concordant with a top margin of described first lamination;
3rd lamination of vertical placement, one of described 3rd lamination end limit is docked with a top margin of described first lamination, and one of an one top margin and described first lamination is held limit concordant;
Wherein, the first lamination of adjacent two lamination unit is adjacent one another are, and the second lamination of a lamination unit and the 3rd lamination are adjacent with the second lamination with the 3rd lamination of another lamination unit respectively.
2. shell type reactor according to claim 1, is characterized in that, each lamination unit comprises two lamination assemblies.
3. shell type reactor according to claim 1 and 2, is characterized in that, each lamination unit has the installing hole drawing screw rod to pass on lamination of insulating washer to be fixed by outer cover.
4. shell type reactor according to claim 1 and 2, it is characterized in that, first lamination of each lamination assembly and the 3rd lamination include and are arranged on respective end first installing hole at limit place and the second installing hole between respective other end limit and the first installing hole
Second lamination of each lamination assembly comprises and is separately positioned on two end two installing holes at a limit place and installing hole between two installing holes.
5. shell type reactor according to claim 1 and 2, is characterized in that, the width of described first lamination, the second lamination and the 3rd lamination is equal with thickness.
6. shell type reactor according to claim 1 and 2, is characterized in that, described coil block comprises coil groups, and described coil groups has multiple disc coil, between adjacent two disc coils, be provided with the first air gap cushion block.
7. shell type reactor according to claim 6, is characterized in that, the two ends up and down of described coil groups are equipped with interstice cushion block, and the thickness of described interstice cushion block is greater than the thickness of described first air gap cushion block.
8. shell type reactor according to claim 7, is characterized in that, in described coil groups, in the disc coil be arranged in order, the disc coil of odd number of arrayed is interconnected, and the disc coil of even number arrangement is interconnected.
9. shell type reactor according to claim 8, it is characterized in that, described reactor also comprises copper bar assembly, described copper bar assembly comprises respectively by connection copper bar that odd number disc coil in coil groups or even number disc coil are together in series respectively, the extraction copper bar that the input that the input be connected with odd number coil is connected with output, even number coil and output are connected respectively, and by short circuit copper bar that described extraction copper bar couples together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420348169.1U CN204066967U (en) | 2014-06-26 | 2014-06-26 | Shell type reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420348169.1U CN204066967U (en) | 2014-06-26 | 2014-06-26 | Shell type reactor |
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| CN204066967U true CN204066967U (en) | 2014-12-31 |
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| CN201420348169.1U Active CN204066967U (en) | 2014-06-26 | 2014-06-26 | Shell type reactor |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109390119A (en) * | 2017-08-11 | 2019-02-26 | 株洲中车机电科技有限公司 | A kind of rewinding material shell type reactor |
| CN113744969A (en) * | 2021-09-07 | 2021-12-03 | 吴江变压器有限公司 | Neutral point grounding reactor with magnetism increasing structure |
| RU2802752C1 (en) * | 2021-09-07 | 2023-09-01 | Уцзянь Трансформер Ко., Лтд. | Neutral ground reactor with magnetization gain structure |
-
2014
- 2014-06-26 CN CN201420348169.1U patent/CN204066967U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109390119A (en) * | 2017-08-11 | 2019-02-26 | 株洲中车机电科技有限公司 | A kind of rewinding material shell type reactor |
| CN113744969A (en) * | 2021-09-07 | 2021-12-03 | 吴江变压器有限公司 | Neutral point grounding reactor with magnetism increasing structure |
| RU2802752C1 (en) * | 2021-09-07 | 2023-09-01 | Уцзянь Трансформер Ко., Лтд. | Neutral ground reactor with magnetization gain structure |
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| CB03 | Change of inventor or designer information |
Inventor after: Jiang Tieqiao Inventor after: Xiang Kun Inventor after: Chen Li Inventor after: Shen Chenbing Inventor before: Jiang Tieqiao |
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| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 412000 No. 289, Hongqi North Road, Shifeng District, Zhuzhou City, Hunan Province Patentee after: CRRC ZHUZHOU MECHANICAL AND ELECTRONIC TECHNOLOGY CO.,LTD. Address before: 412000 No. 289, Hongqi North Road, Shifeng District, Zhuzhou City, Hunan Province Patentee before: ZHUZHOU CSR ELECTROMECHANICAL TECHNOLOGY CO.,LTD. |
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| TR01 | Transfer of patent right |
Effective date of registration: 20221012 Address after: 441000 No.1 Wolong Avenue North, high tech Zone, Xiangyang City, Hubei Province Patentee after: XIANGYANG CRRC ELECTRIC MACHINERY CO.,LTD. Address before: 412000 No. 289, Hongqi North Road, Shifeng District, Zhuzhou City, Hunan Province Patentee before: CRRC ZHUZHOU MECHANICAL AND ELECTRONIC TECHNOLOGY CO.,LTD. |