CN212782976U - Three-dimensional iron core of rolling up of high-efficient heat dissipation type - Google Patents
Three-dimensional iron core of rolling up of high-efficient heat dissipation type Download PDFInfo
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- CN212782976U CN212782976U CN202021828212.6U CN202021828212U CN212782976U CN 212782976 U CN212782976 U CN 212782976U CN 202021828212 U CN202021828212 U CN 202021828212U CN 212782976 U CN212782976 U CN 212782976U
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Abstract
The utility model relates to a three-dimensional roll iron core technical field especially relates to a three-dimensional roll iron core of high-efficient heat dissipation type. The centrifugal fan is arranged in the middle of the gap, the centrifugal fan corresponds to the coil winding in the height direction, and when the centrifugal fan rotates, air in the middle is thrown to the outer periphery, so that airflow which diffuses from the middle to the outside is formed on the combined iron core, the diffused airflow directly radiates the iron core and the coil winding, and the radiating effect of the three-dimensional rolled iron core is good; the cooling fan sets up inside the base, cooling fan is fixed to be set up on the integral key shaft cover, be provided with the spacer between combination iron core and the coil winding, be provided with a plurality of through-holes in vertical direction on the spacer, can produce the air current from the bottom up on the iron core when cooling fan rotates, can dispel the heat to the iron core at coil winding position under the effect of this air current, and the heat dispersion of whole three-dimensional book iron core is better.
Description
Technical Field
The utility model relates to a three-dimensional roll iron core technical field especially relates to a three-dimensional roll iron core of high-efficient heat dissipation type.
Background
The three-dimensional wound core transformer is an energy-saving power transformer, and creatively reforms the laminated magnetic circuit structure and the three-phase layout of the traditional power transformer, so that the performance of the product is more optimized, for example, the three-phase magnetic circuit is completely symmetrical, the power-saving effect is obvious, the noise is greatly reduced, the heat dissipation and overload capacity is stronger, the structure is compact, the size is small, and the like.
The traditional three-dimensional iron core transformer that rolls up bloies upwards through the fan on the pushing down piece and dispels the heat, and the fan setting forms ascending air current in the transformer periphery bottom at three-dimensional iron core periphery, takes away the heat that the transformer produced under the effect of this air current.
The heat production position of the three-dimensional rolled iron core transformer is mainly positioned on the iron core in the middle of the transformer, the heat dissipation airflow generated by the fan cannot directly act on the iron core in the middle, and the iron core is wrapped with the coil winding, so that the heat dissipation performance of the vertical rolled iron core is poor.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the present invention is to solve the technical deficiencies mentioned above, and to provide a high-efficiency heat dissipation type three-dimensional rolled iron core, comprising a centrifugal fan disposed in the middle of a gap, wherein the centrifugal fan and a coil winding correspond to each other in the height direction, and when the centrifugal fan rotates, the air in the middle is thrown away to the outside, so that an air flow is formed on the combined iron core and is diffused from the middle to the outside, the diffused air flow dissipates heat to the iron core and the coil winding, and the heat dissipation effect of the three-dimensional rolled iron core is good; the cooling fan sets up inside the base, cooling fan is fixed to be set up on the integral key shaft cover, be provided with the spacer between combination iron core and the coil winding, be provided with a plurality of through-holes in vertical direction on the spacer, can produce the air current from the bottom up on the iron core when cooling fan rotates, can dispel the heat to the iron core at coil winding position under the effect of this air current, and the heat dispersion of whole three-dimensional book iron core is better.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: comprises a triangular three-dimensional coiled iron core and a middle heat dissipation device; a gap is formed in the middle of the triangular three-dimensional rolled iron core in the vertical direction; the middle heat radiator is arranged in the middle of the gap; the triangular three-dimensional rolled iron core comprises an upper pressing piece, a combined iron core, a coil winding, a screw and a lower pressing piece; the combined iron core is fixedly arranged between the upper pressing piece and the lower pressing piece; the upper pressing piece and the lower pressing piece are locked and fixed through a screw; the coil winding is arranged on the combined iron core; the middle heat dissipation device comprises a base, a motor, a main shaft, a heat dissipation fan and a centrifugal fan; the base is fixedly arranged at the bottom of the lower pressing piece; the motor is fixedly arranged in the base.
Further optimizing the technical scheme, a spacer bush is arranged between the combined iron core and the coil winding; a plurality of through holes are formed in the spacer sleeve in the vertical direction.
Further optimizing the technical scheme, the centrifugal fan is arranged in the middle of the gap; the centrifugal fan and the coil winding correspond in the height direction.
Further optimizing the technical scheme, an air inlet cover is fixedly arranged below the upper pressing piece; the top bearing of the centrifugal fan is connected to the bottom of the air inlet cover; an upper air inlet is formed in the middle of the air inlet cover.
Further optimizing the technical scheme, the screw is provided with a supporting seat; the supporting seat is arranged below the centrifugal fan; the middle bearing of the supporting seat is connected with a spline shaft sleeve; the bottom of the spline shaft sleeve is connected with the shaft end of the motor.
Further optimizing the technical scheme, the main shaft is provided with a plurality of connecting rods; the other end of the connecting rod is fixed with the centrifugal fan; the bottom of the main shaft is connected to the spline shaft sleeve through a spline.
Further optimizing the technical scheme, the heat radiation fan is arranged in the base; the heat radiation fan is fixedly arranged on the spline shaft sleeve.
Further optimize this technical scheme, the base on be provided with a plurality of louvres.
Compared with the prior art, the utility model has the advantages of it is following:
1. the centrifugal fan is arranged in the middle of the gap, the centrifugal fan corresponds to the coil winding in the height direction, and when the centrifugal fan rotates, air in the middle can be thrown to the outer periphery, so that air flow which is diffused from the middle to the outside is formed on the combined iron core, the diffused air flow is directly opposite to the iron core and the coil winding to dissipate heat, and the heat dissipation effect of the three-dimensional rolled iron core is good.
2. The cooling fan sets up inside the base, cooling fan is fixed to be set up on the integral key shaft cover, be provided with the spacer between combination iron core and the coil winding, be provided with a plurality of through-holes in vertical direction on the spacer, can produce the air current from the bottom up on the iron core when cooling fan rotates, can dispel the heat to the iron core at coil winding position under the effect of this air current.
3. The iron core is cooled through double actions of air flow from bottom to top and air flow from the middle to the outside, and the whole three-dimensional rolled iron core is good in heat dissipation performance.
4. The single motor drives the radiating fan and the centrifugal fan to rotate, so that the energy is saved, and the manufacturing cost is low.
Drawings
Fig. 1 is a three-dimensional structure diagram of a high-efficiency heat dissipation type three-dimensional rolled iron core.
Fig. 2 is a schematic view of an installation position of a middle heat dissipation device of a high-efficiency heat dissipation type three-dimensional rolled iron core.
Fig. 3 is a schematic view of a middle heat dissipation device of a high-efficiency heat dissipation type three-dimensional rolled iron core.
Fig. 4 is a partial exploded view of an internal mounting structure of a high-efficiency heat dissipation type three-dimensional rolled iron core in the middle of a heat dissipation device.
In the figure: 1. a triangular three-dimensional roll iron core; 101. a pressing piece is arranged; 102. a combined iron core; 103. a coil winding; 104. a screw; 105. a push-down member; 106. a spacer sleeve; 107. a through hole; 2. a heat dissipation device is arranged in the middle; 201. a base; 202. a motor; 203. a main shaft; 204. a heat radiation fan; 205. a centrifugal fan; 206. an air intake hood; 207. an upper inlet port; 208. a supporting seat; 209. a spline shaft sleeve; 210. a connecting rod; 211. heat dissipation holes; 3. a void.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
The first embodiment is as follows: with reference to fig. 1-4, a high-efficiency heat-dissipation type three-dimensional rolled iron core is characterized in that: comprises a triangular three-dimensional rolled iron core 1 and a middle heat dissipation device 2; a gap 3 is arranged in the middle of the triangular three-dimensional rolled iron core 1 in the vertical direction; the middle heat radiator 2 is arranged in the middle of the gap 3; the triangular three-dimensional wound iron core 1 comprises an upper pressing piece 101, a combined iron core 102, a coil winding 103, a screw 104 and a lower pressing piece 105; the combined iron core 102 is fixedly arranged between the upper pressing piece 101 and the lower pressing piece 105; the upper pressing piece 101 and the lower pressing piece 105 are locked and fixed through a screw 104; the coil winding 103 is arranged on the combined iron core 102; the middle heat sink 2 comprises a base 201, a motor 202, a main shaft 203, a heat radiation fan 204 and a centrifugal fan 205; the base 201 is fixedly arranged at the bottom of the lower pressing piece 105; the motor 202 is fixedly arranged inside the base 201.
Preferably, a spacer 106 is arranged between the combined iron core 102 and the coil winding 103; the spacer 106 is provided with a plurality of through holes 107 in the vertical direction.
Preferably, the centrifugal fan 205 is arranged in the middle of the gap 3; the centrifugal fan 205 and the coil winding 103 correspond in the height direction.
Preferably, an air inlet cover 206 is fixedly arranged below the upper pressing piece 101; the top of the centrifugal fan 205 is connected to the bottom of the air inlet hood 206 through a bearing; the intake cover 206 is provided with an upper intake opening 207 in the middle.
Preferably, the screw 104 is provided with a support seat 208; the support base 208 is arranged below the centrifugal fan 205; a spline shaft sleeve 209 is connected to the middle bearing of the supporting seat 208; the bottom of the spline shaft sleeve 209 is connected with the shaft end of the motor 202.
Preferably, a plurality of connecting rods 210 are arranged on the main shaft 203; the other end of the connecting rod 210 is fixed with the centrifugal fan 205; the bottom of the main shaft 203 is splined on a spline shaft sleeve 209.
Preferably, the heat dissipation fan 204 is disposed inside the base 201; the heat dissipation fan 204 is fixedly disposed on the spline housing 209.
Preferably, the base 201 is provided with a plurality of heat dissipation holes 211.
The working principle is as follows: as shown in fig. 1-4, when the transformer works, the motor 202 is driven to rotate together, and the spline shaft sleeve 209 is connected to the middle bearing of the supporting seat 208; the bottom of the spline shaft sleeve 209 is connected with the shaft end of the motor 202, and the main shaft 203 is provided with a plurality of connecting rods 210; the other end of the connecting rod 210 is fixed with the centrifugal fan 205; the bottom of the main shaft 203 is splined to the spline housing 209, so that the motor 202 rotates to drive the spline housing 209 and the main shaft 203 to rotate together.
The heat dissipation fan 204 is fixedly arranged on the spline shaft sleeve 209, when the spline shaft rotates, the heat dissipation fan 204 is driven to rotate together, and when the heat dissipation fan 204 rotates, air flow from bottom to top is generated below the combined iron core 102; because the spacer 106 is arranged between the combined iron core 102 and the coil winding 103; the spacer 106 is provided with a plurality of through holes 107 in the vertical direction, upward air flow can flow upwards through the through holes 107, the combined iron core 102 inside the coil winding 103 is cooled under the action of the air flow, the combined iron core 102 at the position of the coil winding 103 is good in heat dissipation performance, and the problems that the heat generating position of the three-dimensional rolled iron core transformer is mainly located on an iron core in the middle of the transformer, heat dissipation air flow generated by a fan cannot directly act on the iron core in the middle, the coil winding is wrapped on the iron core, and the heat dissipation performance of the vertical rolled iron core is poor are solved.
The base 201 is provided with a plurality of heat dissipation holes 211, and when the heat dissipation fan 204 rotates to generate upward airflow, air enters from the heat dissipation holes 211 of the earth crust.
When the main shaft 203 rotates, the centrifugal fan 205 is driven to rotate together, and when the centrifugal fan 205 rotates, an outward flowing air flow is generated; because the centrifugal fan 205 is arranged in the middle of the gap 3; the centrifugal fan 205 and the coil winding 103 correspond to each other in the height direction, so that the outward airflow directly acts on the combined iron core 102 and the coil winding 103, and the transformer is cooled by the direct airflow, and the cooling effect of the transformer is good.
An air inlet cover 206 is fixedly arranged below the upper pressing piece 101; the top of the centrifugal fan 205 is bearing-attached to the bottom of the inlet hood 206, and when the centrifugal fan 205 rotates, wind enters from the top inlet 207 at the bottom and top of the centrifugal fan 205.
Therefore, the iron core is subjected to heat dissipation through double functions of air flow from bottom to top and air flow from the middle to the outside, and the whole three-dimensional rolled iron core has good heat dissipation performance; the single motor 202 drives the cooling fan 204 and the centrifugal fan 205 to rotate, so that energy is saved, and the manufacturing cost is low.
The utility model discloses a control mode comes automatic control through the controller, and the control circuit of controller can realize through the simple programming of technical staff in this field, belongs to the common general knowledge in this field, and the utility model discloses mainly be used for protecting mechanical device, so the utility model discloses no longer explain control mode and circuit connection in detail.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (8)
1. The utility model provides a three-dimensional iron core of rolling up of high-efficient heat dissipation type which characterized in that: comprises a triangular three-dimensional coiled iron core (1) and a middle heat dissipation device (2); a gap (3) is arranged in the middle of the triangular three-dimensional rolled iron core (1) in the vertical direction; the middle heat dissipation device (2) is arranged in the middle of the gap (3); the triangular three-dimensional roll iron core (1) comprises an upper pressing piece (101), a combined iron core (102), a coil winding (103), a screw rod (104) and a lower pressing piece (105); the combined iron core (102) is fixedly arranged between the upper pressing piece (101) and the lower pressing piece (105); the upper pressing piece (101) and the lower pressing piece (105) are locked and fixed through a screw (104); the coil winding (103) is arranged on the combined iron core (102); the middle heat dissipation device (2) comprises a base (201), a motor (202), a spindle (203), a heat dissipation fan (204) and a centrifugal fan (205); the base (201) is fixedly arranged at the bottom of the lower pressing piece (105); the motor (202) is fixedly arranged inside the base (201).
2. The efficient heat dissipation type three-dimensional roll iron core of claim 1, wherein: a spacer bush (106) is arranged between the combined iron core (102) and the coil winding (103); the spacer bush (106) is provided with a plurality of through holes (107) in the vertical direction.
3. The efficient heat dissipation type three-dimensional roll iron core of claim 1, wherein: the centrifugal fan (205) is arranged in the middle of the gap (3); the centrifugal fan (205) and the coil winding (103) correspond to each other in the height direction.
4. The efficient heat dissipation type three-dimensional roll iron core of claim 1, wherein: an air inlet cover (206) is fixedly arranged below the upper pressing piece (101); the top of the centrifugal fan (205) is connected to the bottom of the air inlet cover (206) in a bearing way; an upper air inlet (207) is formed in the middle of the air inlet cover (206).
5. The efficient heat dissipation type three-dimensional roll iron core of claim 1, wherein: a support seat (208) is arranged on the screw rod (104); the supporting seat (208) is arranged below the centrifugal fan (205); the middle part of the supporting seat (208) is in bearing connection with a spline shaft sleeve (209); the bottom of the spline shaft sleeve (209) is connected with the shaft end of the motor (202).
6. The efficient heat dissipation type three-dimensional roll iron core of claim 5, wherein: a plurality of connecting rods (210) are arranged on the main shaft (203); the other end of the connecting rod (210) is fixed with the centrifugal fan (205); the bottom of the main shaft (203) is connected to a spline shaft sleeve (209) in a spline mode.
7. The efficient heat dissipation type three-dimensional roll iron core of claim 5, wherein: the heat radiation fan (204) is arranged inside the base (201); the heat dissipation fan (204) is fixedly arranged on the spline shaft sleeve (209).
8. The efficient heat dissipation type three-dimensional roll iron core of claim 1, wherein: the base (201) is provided with a plurality of heat dissipation holes (211).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021828212.6U CN212782976U (en) | 2020-08-27 | 2020-08-27 | Three-dimensional iron core of rolling up of high-efficient heat dissipation type |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021828212.6U CN212782976U (en) | 2020-08-27 | 2020-08-27 | Three-dimensional iron core of rolling up of high-efficient heat dissipation type |
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| Publication Number | Publication Date |
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| CN212782976U true CN212782976U (en) | 2021-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021828212.6U Active CN212782976U (en) | 2020-08-27 | 2020-08-27 | Three-dimensional iron core of rolling up of high-efficient heat dissipation type |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113345676A (en) * | 2021-04-29 | 2021-09-03 | 中韶电气股份有限公司 | Energy-saving amorphous three-dimensional wound core transformer |
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2020
- 2020-08-27 CN CN202021828212.6U patent/CN212782976U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113345676A (en) * | 2021-04-29 | 2021-09-03 | 中韶电气股份有限公司 | Energy-saving amorphous three-dimensional wound core transformer |
| CN113345676B (en) * | 2021-04-29 | 2023-09-26 | 中韶电气股份有限公司 | Energy-saving amorphous three-dimensional coiled iron core transformer |
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