CN208622564U - It is a kind of to reduce the device for splitting core type reactor and vibrating from ontology - Google Patents
It is a kind of to reduce the device for splitting core type reactor and vibrating from ontology Download PDFInfo
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- CN208622564U CN208622564U CN201821439628.1U CN201821439628U CN208622564U CN 208622564 U CN208622564 U CN 208622564U CN 201821439628 U CN201821439628 U CN 201821439628U CN 208622564 U CN208622564 U CN 208622564U
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- steel sheet
- oriented
- cover plate
- silicon steel
- grain
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- 229910000976 Electrical steel Inorganic materials 0.000 claims abstract description 47
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 46
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 30
- 239000010959 steel Substances 0.000 claims abstract description 30
- 230000004888 barrier function Effects 0.000 claims abstract description 21
- 239000004579 marble Substances 0.000 claims description 6
- 238000006073 displacement reaction Methods 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 6
- 230000010355 oscillation Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 16
- 230000004907 flux Effects 0.000 description 5
- 229910052742 iron Inorganic materials 0.000 description 5
- 230000009467 reduction Effects 0.000 description 5
- 241000950638 Symphysodon discus Species 0.000 description 4
- HOQADATXFBOEGG-UHFFFAOYSA-N isofenphos Chemical compound CCOP(=S)(NC(C)C)OC1=CC=CC=C1C(=O)OC(C)C HOQADATXFBOEGG-UHFFFAOYSA-N 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 230000011218 segmentation Effects 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000009411 base construction Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Soft Magnetic Materials (AREA)
Abstract
The utility model provides a kind of device for reducing from ontology and splitting core type reactor and vibrating, including upper cover plate (1), lower cover plate (2) and iron core (3)；The iron core includes grain-oriented Si steel sheet (31), non-oriented silicon steel sheet (32) and barrier flaps (33)；The upper cover plate (1) and lower cover plate (2) are staggered relatively, the grain-oriented Si steel sheet (31) and non-oriented silicon steel sheet (32) are staggeredly stacked the middle part between the upper cover plate (1) and lower cover plate (2), and are spaced between the grain-oriented Si steel sheet (31) and non-oriented silicon steel sheet (32) by barrier flaps (33)., using the phase reflexive of magnetostrictive effect under orientation silicon steel and non-orientation silicon steel service state, the vibration displacement of iron core is reduced in such a way that grain-oriented Si steel sheet, non-oriented silicon steel sheet staggeredly assemble from root, that is, magnetostriction of iron core electric and magnetic oscillation.
Description
Technical field
The utility model belongs to reactor technical field, splits core type reactor vibration from ontology reduction more particularly, to one kind
Device.
Background technique
Reactor is the important electrical circuitry equipment of power transmission and transformation system, plays numerous different effects in the power system.Split the heart
Formula reactor can not only reduce remanent magnetism as typical structure a kind of in reactor, moreover it is possible to effectively control inductance, in recent years
It rapidly develops, and is widely used.The vibrating noise that reactor generates not only influences it and operates normally and use the longevity
Life, can also generate noise jamming.How the scientific and effective vibration noise for reducing power equipment has become power department and production
Producer's urgent problem to be solved.
The iron core for splitting core type reactor is that have gasket to be separated by by muti-piece iron-cored cake to be assembled.Counterincision core type reactor comes
It says, the main reason for electromagnetic vibration noise is exactly the magnetostriction of laminated core, it belongs to this bulk noise of vibration of reactor.
It splits the segmentation of core type reactor inner iron core cake to be arranged successively, each section of iron-cored cake independently forms magnetic pole, adjacent iron after coil energization
Magnetic attraction interaction between cake causes to vibrate.It splits core type reactor design feature itself and working principle decision can not be from root
Influence of noise is eliminated on this, domestic production producer, which mostly uses, to be compressed core limb and base construction, increases rubber between ontology and cabinet
Glue vibration isolator improves the methods of air gap material to reduce the electric and magnetic oscillation of reactor, on vibration of reactor mechanism of noise generation
Research it is also fewer.For the core type reactor that splits that can design more low-vibration noise, electrical sheet magnetostrictive effect is considered,
Realize that its iron core vibration and noise reducing is very important.
Summary of the invention
In view of this, the utility model is directed to a kind of device for reducing from ontology and splitting core type reactor and vibrating, from iron
Root, that is, magnetostriction of core electric and magnetic oscillation is set out, and in such a way that grain-oriented Si steel sheet, non-oriented silicon steel sheet staggeredly assemble, is utilized
The phase reflexive of magnetostrictive effect, reduces the vibration displacement of iron core under orientation silicon steel and non-orientation silicon steel service state.
In order to achieve the above objectives, the technical solution of the utility model is achieved in that
It is a kind of to reduce the device for splitting core type reactor and vibrating, including upper cover plate, lower cover plate and iron core from ontology；
The iron core includes grain-oriented Si steel sheet, non-oriented silicon steel sheet and barrier flaps；
The upper cover plate and lower cover plate are staggered relatively, and the grain-oriented Si steel sheet and non-oriented silicon steel sheet are staggeredly stacked described
Middle part between upper cover plate and lower cover plate, and by barrier flaps interval between the grain-oriented Si steel sheet and non-oriented silicon steel sheet.
Further, the barrier flaps are marble barrier flaps.
Further, the barrier flaps are with a thickness of 2mm.
Further, the device that core type reactor vibration is split from ontology reduction further includes coil, and the coil has two
Group is symmetrically fixed on the both ends between the upper cover plate and lower cover plate relative to the iron core.
A method of core type reactor vibration is split from ontology reduction, comprising the following steps:
(1) calculating analysis is carried out to the displacement under conventional core working condition from magnetostriction angle, and measures oriented silicon
Magnetostrictive Properties under steel disc and non-oriented silicon steel sheet magnetized state；
(2) it establishes three-dimensional and splits core type reactor model, it is special according to the magnetostriction of grain-oriented Si steel sheet and non-oriented silicon steel sheet
Property and the magnetostrictive displacement result of conventional core choose suitable depth grain-oriented Si steel sheet and non-oriented silicon steel sheet, using oriented silicon
Steel disc and the alternatively stacked core structure of non-oriented silicon steel sheet replace conventional core.
It further, is airspace between the grain-oriented Si steel sheet and non-oriented silicon steel sheet.
It further, is marble barrier flaps between the grain-oriented Si steel sheet and non-oriented silicon steel sheet.
Compared with the existing technology, ontology described in the utility model reduces the device and method tool for splitting core type reactor vibration
There is following advantage:
(1) ontology of the present invention reduces the device and method for splitting core type reactor vibration, from iron core electric and magnetic oscillation
Root, that is, magnetostriction is set out, and in such a way that grain-oriented Si steel sheet, non-oriented silicon steel sheet staggeredly assemble, utilizes orientation silicon steel and nothing
The phase reflexive of magnetostrictive effect, reduces the vibration displacement of iron core under orientation silicon steel service state.
Detailed description of the invention
The attached drawing for constituting a part of the utility model is used to provide a further understanding of the present invention, this is practical new
The illustrative embodiments and their description of type are not constituteed improper limits to the present invention for explaining the utility model.?
In attached drawing:
Fig. 1 is that slave ontology described in the utility model embodiment reduces the apparatus structure signal for splitting core type reactor vibration
Figure；
Fig. 2 (1) is that slave ontology described in the utility model embodiment reduces the device and method for splitting core type reactor vibration
Stress between middle grain-oriented Si steel sheet and non-oriented silicon steel sheet and between conventional discus compares aspect graph；
Fig. 2 (2) is that slave ontology described in the utility model embodiment reduces the device and method for splitting core type reactor vibration
The vibration displacement of middle grain-oriented Si steel sheet and non-oriented silicon steel sheet and conventional discus compares aspect graph；
Fig. 3 is that slave ontology described in the utility model embodiment reduces in the device and method for splitting core type reactor vibration
The vibration displacement test data comparison diagram of iron core and conventional core；
Fig. 4 is that slave ontology described in the utility model embodiment reduces in the device and method for splitting core type reactor vibration
The vibration frequency domain test data comparison figure of iron core and conventional core.
Description of symbols:
1- upper cover plate；2- lower cover plate；3- iron core；31- grain-oriented Si steel sheet；32- non-oriented silicon steel sheet；33- barrier flaps；4-
Coil.
Specific embodiment
It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can
To be combined with each other.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand
For limitations of the present invention.In addition, term " first ", " second " etc. are used for description purposes only, and should not be understood as indicating
Or it implies relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " second " etc. are defined as a result,
Feature can explicitly or implicitly include one or more of the features.It is in the description of the present invention, unless another
It is described, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, on being understood by concrete condition
State the concrete meaning of term in the present invention.
The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
The utility model determines that a kind of reduce from ontology splits core type from root, that is, magnetostriction of iron core electric and magnetic oscillation
The new method of vibration of reactor, the vibration and noise reducing method will split core type reactor iron core using grain-oriented Si steel sheet, non-orientation silicon steel
The mode that piece staggeredly assembles utilizes the phase reflexive of magnetostrictive effect under orientation silicon steel and non-orientation silicon steel service state, reduces
The vibration displacement of iron core is analyzed and has been verified to this method in terms of theoretical and experiment two, and the utility model is not changing
Become under overall structure and process conditions, provides new method to split core type reactor from root vibration and noise reducing.
As shown in Figure 1, described in the utility model reduce the device for splitting core type reactor and vibrating, including upper cover plate from ontology
1, lower cover plate 2 and iron core 3；
The iron core includes grain-oriented Si steel sheet 31, non-oriented silicon steel sheet 32 and barrier flaps 33；
The upper cover plate 1 and lower cover plate 2 are staggered relatively, and the grain-oriented Si steel sheet 31 and non-oriented silicon steel sheet 32 are staggeredly stacked
Middle part between the upper cover plate 1 and lower cover plate 2, and by hindering between the grain-oriented Si steel sheet 31 and non-oriented silicon steel sheet 32
Partition 33 is spaced.
The barrier flaps 33 are marble barrier flaps.
The barrier flaps 33 are with a thickness of 2mm.
Described to reduce that split the device that core type reactor vibrates further include coil 4 from ontology, the coil 4 has two groups, relatively
The both ends between the upper cover plate 1 and lower cover plate 2 are symmetrically fixed in the iron core 3.
A method of core type reactor vibration is split from ontology reduction, comprising the following steps:
(1) calculating analysis is carried out to the displacement under conventional core working condition from magnetostriction angle, and measures oriented silicon
Magnetostrictive Properties under steel disc and non-oriented silicon steel sheet magnetized state；
(2) it establishes three-dimensional and splits core type reactor model, stretched according to the mangneto of grain-oriented Si steel sheet 31 and non-oriented silicon steel sheet 32
Contracting characteristic and the magnetostrictive displacement result of conventional core choose suitable depth grain-oriented Si steel sheet and non-oriented silicon steel sheet, using taking
Conventional core is replaced to silicon steel sheet 31 and the alternatively stacked core structure of non-oriented silicon steel sheet 32.
It is airspace between the grain-oriented Si steel sheet 31 and non-oriented silicon steel sheet 32.
It is marble barrier flaps between the grain-oriented Si steel sheet 31 and non-oriented silicon steel sheet 32.
Splitting core type reactor iron core is to be separated by be assembled by barrier flaps by muti-piece iron core cake, and the segmentation of iron core cake is successively arranged
Column, each iron leg core cake independently form magnetic pole after coil energization, and the magnetic attachment interaction between adjacent discus causes to vibrate, by
This is as it can be seen that the vibration for splitting core type reactor is determined by itself design feature.
This bulk noise of core type reactor is split in order to reduce, the utility model is studied from the essence of electric and magnetic oscillation, will be split
Iron core orientation, the alternate mode of non-orientation silicon steel of core type reactor are assembled, grain-oriented Si steel sheet and non-oriented silicon steel sheet
Between with marble barrier flaps obstruct, utilize orientation silicon steel, non-orientation silicon steel retracted position opposite under the conditions of excitation, realize
Split the ontology noise reduction of core type reactor.
Magnetic flux density is concentrated mainly on core limb in the middle part of iron core, and the main core column for splitting core type reactor is by several iron-cored cakes
It folds, has diffraction magnetic flux between air gap, certain magnetic flux leakage is had between each discus.When reactor is in running order
When, magnetic field can be flowed through from iron core, there is air gap between iron-cored cake, and cause the upper and lower side of iron-cored cake that can all generate electromagnetic force, into
And influence iron coring vibration.
By comparing the calculated result for improving front and back iron core stress, the distribution of iron core magnetic flux density and iron core are displaced
Change closely related, the i.e. more intensive place of magnetic flux, magnitude of magnetostriction is bigger, and the stress that iron core is subject to is also bigger.And to changing
Into core construction carry out sunykatuib analysis after, as shown in Fig. 2 (1)-Fig. 2 (2), Fig. 3 and Fig. 4, discovery iron core stress, vibration position
It moves and vibration frequency domain is obviously reduced.Therefore, the invention using orientation silicon steel, non-orientation silicon steel is alternatively stacked splits formula reactance
Device iron core can effectively weaken its vibration from the root of iron coring vibration, split formula reactor for production low noise level and provide method.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (4)
1. a kind of reduce the device for splitting core type reactor and vibrating from ontology, it is characterised in that: including upper cover plate (1), lower cover plate (2)
With iron core (3)；
The iron core includes grain-oriented Si steel sheet (31), non-oriented silicon steel sheet (32) and barrier flaps (33)；
The upper cover plate (1) and lower cover plate (2) are staggered relatively, and the grain-oriented Si steel sheet (31) and non-oriented silicon steel sheet (32) are staggeredly
It is stacked on the middle part between the upper cover plate (1) and lower cover plate (2), and the grain-oriented Si steel sheet (31) and non-oriented silicon steel sheet
(32) it is spaced between by barrier flaps (33).
2. according to claim 1 reduce the device for splitting core type reactor and vibrating from ontology, it is characterised in that: the barrier
Piece (33) is marble barrier flaps.
3. according to claim 1 reduce the device for splitting core type reactor and vibrating from ontology, it is characterised in that: the barrier
Piece (33) is with a thickness of 2mm.
4. according to claim 1 reduce the device for splitting core type reactor and vibrating from ontology, it is characterised in that: further include line
Enclose (4), the coil (4) has two groups, relative to the iron core (3) be symmetrically fixed on the upper cover plate (1) and lower cover plate (2) it
Between both ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821439628.1U CN208622564U (en) | 2018-09-04 | 2018-09-04 | It is a kind of to reduce the device for splitting core type reactor and vibrating from ontology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821439628.1U CN208622564U (en) | 2018-09-04 | 2018-09-04 | It is a kind of to reduce the device for splitting core type reactor and vibrating from ontology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208622564U true CN208622564U (en) | 2019-03-19 |
Family
ID=65717028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821439628.1U Expired - Fee Related CN208622564U (en) | 2018-09-04 | 2018-09-04 | It is a kind of to reduce the device for splitting core type reactor and vibrating from ontology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208622564U (en) |
-
2018
- 2018-09-04 CN CN201821439628.1U patent/CN208622564U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190319 |