CN205564460U - Three -phase magnetic core reactor that heat dispersion is good - Google Patents
Three -phase magnetic core reactor that heat dispersion is good Download PDFInfo
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- CN205564460U CN205564460U CN201620154537.8U CN201620154537U CN205564460U CN 205564460 U CN205564460 U CN 205564460U CN 201620154537 U CN201620154537 U CN 201620154537U CN 205564460 U CN205564460 U CN 205564460U
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Abstract
The utility model relates to a magnetic core reactor technical field, concretely relates to three -phase magnetic core reactor that heat dispersion is good, its structure is including being the three magnetic core that the T style of calligraphy was arranged, the upper and lower both ends of three magnetic core are equipped with the upper yoke that is used for fixed three magnetic core and indisputable yoke down respectively, every magnetic core outward all the ring be equipped with the coiling board, the copper foil coiling in order to form the paper tinsel coil, forms the heat dissipation space between coiling board and the magnetic core the coiling board outside, be equipped with in the space of dispelling the heat be used for with the heat dissipation space division is multiple heat dissipation channel's support piece, the utility model discloses a set up be convenient for the more heat dissipation of magnetic core and paper tinsel coil of heat dissipation channel, improved the heat dispersion of three -phase magnetic core reactor, reduced the temperature of reactor effectively, reduced the energy consumption of reactor.
Description
Technical field
This utility model relates to magnetic core reactor technical field, is specifically related to the three-phase core reactor of a kind of perfect heat-dissipating.
Background technology
Reactor is also inducer, and the most popular says the electrical part that can play hindrance function exactly in circuit.Common reactor is that wire is coiled into solenoid shape, claims air reactor, but sometimes for allowing such solenoid have bigger inductance, just inserts magnetic core, referred to as magnetic core reactor in solenoid.
Along with photovoltaic, the development of the high-power electric equipment such as UPS converter, APF, energy feedback, electric car power supply, charging pile, the switching frequency of these equipment also constantly improves with the development of technology, under the switching frequency improved constantly, large power, electrically source device based on three-phase electricity, the three-phase core reactor that it is used causes magnetic core heating excessively because switching use frequently, causes the temperature of reactor to raise, and then adds the working loss of reactor.And the existing three-phase core reactor overwhelming majority use line around or paper tinsel around winding method be directly wound in the outside of magnetic core, line around three-phase core reactor there is preferable heat dispersion, but it is longer to there is the coiling time, the problem that winding process is the most more complicated, and paper tinsel around three-phase core reactor owing to being i.e. one layer around a circle, coiling is more convenient, efficiency is higher, but there is the problem that thermal diffusivity is poor, this will cause reactor temperature to raise, and then increase power consumption.
Summary of the invention
The purpose of this utility model is for deficiency of the prior art, and provides a kind of low in energy consumption, three-phase core reactor of perfect heat-dissipating.
The purpose of this utility model is achieved through the following technical solutions:
The three-phase core reactor of a kind of perfect heat-dissipating is provided, three magnetic cores including arrangement in T shape, three magnetic cores be respectively arranged at two ends with the upper yoke for fixing three magnetic cores and lower yoke up and down, all it is equipped with around making sheet outside each described magnetic core, Copper Foil is wound on described outer to form paper tinsel coiling around making sheet, described around forming heat-dissipating space between making sheet and described magnetic core, being provided with the support member for described heat-dissipating space being divided into multiple heat dissipation channel in described heat-dissipating space, described being connected by described support member with described magnetic core around making sheet.
Wherein, described magnetic core is soft magnetic powder magnetic core, and the outer wall of each described magnetic core is all coated with insulating paper.
Wherein, at least both sides outer wall of described magnetic core is affixed around making sheet with described by described support member.
Wherein, described support member is that strip is arranged, and its cross section is in " work " set up of character patt ern.
Wherein, described upper yoke and the most T-shaped setting of described lower yoke.
Wherein, the top of described upper yoke is provided with top board, and the bottom of described lower yoke is provided with lower platen, and described top board is strained by stretching screw with described lower platen.
Wherein, described top board and the most T-shaped setting of described lower platen.
Wherein, described top board and described lower platen are equipped with groove, and described upper yoke is built in the groove of described top board, and described lower yoke is built in the groove of described lower platen.
Wherein, described lower platen is provided with mounting bracket.
Wherein, the two ends up and down of described paper tinsel coiling are equipped with external wiring terminal.
The beneficial effects of the utility model:
Three-phase core reactor of the present utility model, its structure includes three magnetic cores of arrangement in T font, three magnetic cores be respectively arranged at two ends with the upper yoke for fixing three magnetic cores and lower yoke up and down, all it is equipped with around making sheet outside each magnetic core, Copper Foil is wound on around making sheet outer to form paper tinsel coiling, around forming heat-dissipating space between making sheet and magnetic core, the support member for heat-dissipating space being divided into multiple heat dissipation channel it is provided with in heat-dissipating space, heat dissipation channel is easy to magnetic core and the heat radiation of paper tinsel coiling, improve the heat dispersion of three-phase core reactor, and then significantly reduce the temperature of reactor, decrease the energy consumption of reactor.
Accompanying drawing explanation
The utility model is described in further detail to utilize accompanying drawing, but the embodiment in accompanying drawing does not constitute any restriction of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to the following drawings.
Fig. 1 is the structural representation of the three-phase core reactor of a kind of perfect heat-dissipating of the present utility model；
The structural representation of three magnetic cores of the three-phase core reactor of Fig. 2 a kind of perfect heat-dissipating of the present utility model.
Fig. 1 and Fig. 2 includes:
1-paper tinsel coiling；
2-upper yoke；
3-lower yoke；
4-top board；
5-lower platen；
6-insulating paper；
7-support member；
8-external wiring terminal；
9-stretching screw；
10-mounting bracket；
11-heat dissipation channel；
12-magnetic core.
Detailed description of the invention
With the following Examples this utility model is further described, three-phase core reactor of the present utility model, as depicted in figs. 1 and 2, its structure includes three magnetic cores 12, three magnetic cores 12 are arranged in T font, and the magnetic core 12 of this T font arrangement effectively eliminates the serious unbalanced problem of three-phase electricity sensibility reciprocal of three-phase reactor.Three magnetic cores 12 be respectively arranged at two ends with the upper yoke 2 for fixing three magnetic cores 12 and lower yoke 3 up and down, wherein upper yoke 2 and lower yoke 3 are all in T set up of character patt ern, each magnetic core 12 is outer to be all equipped with around making sheet, Copper Foil is wound on around making sheet outer to form paper tinsel coiling 1, heat-dissipating space is formed between paper tinsel coiling 1 and magnetic core 12, the support member 7 for heat-dissipating space being divided into multiple heat dissipation channel 11 it is provided with in heat-dissipating space, support member 7 is fixed on the both sides outer wall of magnetic core 12, and magnetic core 12 is connected by support member 7 is fixing with paper tinsel coiling 1.Three-phase core reactor of the present utility model passes through heat-dissipating space and multiple heat dissipation channel 11, it is simple to magnetic core 12 and the heat radiation of paper tinsel coiling 1, improves the heat dispersion of three-phase core reactor, significantly reduces the temperature of reactor, decreases the energy consumption of reactor.
In the present embodiment, the preferred soft magnetic powder magnetic core of magnetic core 12, because the permeability of soft magnetic powder magnetic core is high, effectively reduce reactor technology requirement such as produced loss and noise under high-frequency work environment, and the outer wall of each magnetic core 12 is all coated with insulating paper 6, effectively prevent the situation of magnetic core 12 electrical shorts, add the stability of reactor.
As shown in Figure 2, support member 7 is arranged in strip, and its cross section is in " work " set up of character patt ern, and this structure not only makes the inwall of paper tinsel coiling 1 and the outside wall parallel of magnetic core 12, make magnetic field not deflect, and the size of heat dissipation channel 11 can be controlled by changing the structure of support member 7.
As shown in Figure 2, the top of upper yoke 2 is provided with top board 4, the bottom of lower yoke 3 is provided with lower platen 5, top board 4 with lower platen 5 for the most T-shaped setting of the installation coordinating upper yoke 2 and lower yoke 3, and top board 4 and lower platen 5 are equipped with groove, upper yoke 2 is built in the groove of top board 4, lower yoke 3 is built in the groove of lower platen 5, and top board 4 and lower platen 5 are respectively equipped with the installing hole of turnbuckle 9, turnbuckle 9 connects through installing hole and strains top board 4 and lower platen 5, and the structure making reactor is more solid, firm.
Lower platen 5 is additionally provided with mounting bracket 10, mounting bracket 10 can be fixed in lower platen 5 by welding, mounting bracket 10 is additionally provided with elliptical aperture, this simple in construction is convenient, elliptical aperture is more applicable for regulating the position of reactor, convenient workpeople installs, and is suitable for the position, hole of multiple products, has the good suitability.The two ends up and down of paper tinsel coiling 1 are equipped with external wiring terminal 8, and its effect is the electrical connection being easy to reactor when mounted with product, are more beneficial for workman and install.
Finally should be noted that; above example is only in order to illustrate the technical solution of the utility model; rather than the restriction to this utility model protection domain; although having made to explain to this utility model with reference to preferred embodiment; it will be understood by those within the art that; the technical solution of the utility model can be modified or equivalent, without deviating from the spirit and scope of technical solutions of the utility model.
Claims (10)
1. the three-phase core reactor of a perfect heat-dissipating, it is characterized in that: include three magnetic cores of arrangement in T font, three magnetic cores be respectively arranged at two ends with the upper yoke for fixing three magnetic cores and lower yoke up and down, all it is equipped with around making sheet outside each described magnetic core, Copper Foil is wound on described outer to form paper tinsel coiling around making sheet, described around forming heat-dissipating space between making sheet and described magnetic core, being provided with the support member for described heat-dissipating space being divided into multiple heat dissipation channel in described heat-dissipating space, described being connected by described support member with described magnetic core around making sheet.
The three-phase core reactor of a kind of perfect heat-dissipating the most according to claim 1, it is characterised in that: described magnetic core is soft magnetic powder magnetic core, and the outer wall of each described magnetic core is all coated with insulating paper.
The three-phase core reactor of a kind of perfect heat-dissipating the most according to claim 1, it is characterised in that: at least both sides outer wall of described magnetic core is affixed around making sheet with described by described support member.
The three-phase core reactor of a kind of perfect heat-dissipating the most according to claim 1, it is characterised in that: described support member is that strip is arranged, and its cross section is in " work " set up of character patt ern.
The three-phase core reactor of a kind of perfect heat-dissipating the most according to claim 1, it is characterised in that: described upper yoke and described lower yoke are all in T set up of character patt ern.
The three-phase core reactor of a kind of perfect heat-dissipating the most according to claim 1, it is characterised in that: the top of described upper yoke is provided with top board, and the bottom of described lower yoke is provided with lower platen, and described top board is strained by stretching screw with described lower platen.
The three-phase core reactor of a kind of perfect heat-dissipating the most according to claim 6, it is characterised in that: described top board and described lower platen are all in T set up of character patt ern.
The three-phase core reactor of a kind of perfect heat-dissipating the most according to claim 6, it is characterized in that: described top board and described lower platen are equipped with groove, described upper yoke is built in the groove of described top board, and described lower yoke is built in the groove of described lower platen.
The three-phase core reactor of a kind of perfect heat-dissipating the most according to claim 6, it is characterised in that: described lower platen is provided with mounting bracket.
The three-phase core reactor of a kind of perfect heat-dissipating the most according to claim 1, it is characterised in that: the two ends up and down of described paper tinsel coiling are equipped with external wiring terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620154537.8U CN205564460U (en) | 2016-03-01 | 2016-03-01 | Three -phase magnetic core reactor that heat dispersion is good |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620154537.8U CN205564460U (en) | 2016-03-01 | 2016-03-01 | Three -phase magnetic core reactor that heat dispersion is good |
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| CN205564460U true CN205564460U (en) | 2016-09-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113257545A (en) * | 2021-06-16 | 2021-08-13 | 东莞市光华实业有限公司 | High-power high-efficiency heat-dissipation low-magnetic-leakage foil winding high-frequency transformer |
-
2016
- 2016-03-01 CN CN201620154537.8U patent/CN205564460U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113257545A (en) * | 2021-06-16 | 2021-08-13 | 东莞市光华实业有限公司 | High-power high-efficiency heat-dissipation low-magnetic-leakage foil winding high-frequency transformer |
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| GR01 | Patent grant |