CN210110471U - Transformer heat radiation structure and three-dimensional wound core dry-type transformer - Google Patents
Transformer heat radiation structure and three-dimensional wound core dry-type transformer Download PDFInfo
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- CN210110471U CN210110471U CN201921266174.7U CN201921266174U CN210110471U CN 210110471 U CN210110471 U CN 210110471U CN 201921266174 U CN201921266174 U CN 201921266174U CN 210110471 U CN210110471 U CN 210110471U
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Abstract
The utility model discloses a transformer heat radiation structure and three-dimensional wound core dry-type transformer, transformer heat radiation structure include mounting bracket and a plurality of first fan, the mounting bracket is used for installing transformer coil, first fan is located the outside of mounting bracket, first fan is used for around transformer coil and towards transformer coil's direction setting. Above-mentioned transformer heat radiation structure through set up a plurality of first fans in transformer coil's periphery, and first fan centers on and sets up towards transformer coil simultaneously, can effectually in time distribute away the heat that the transformer produced in the operation process to reduce the temperature of transformer operation in-process, and above-mentioned mode of setting can guarantee that a plurality of first fans dispel the heat jointly to transformer coil, the radiating efficiency height.
Description
Technical Field
The utility model relates to a potential device technical field especially relates to a transformer heat radiation structure and three-dimensional wound core dry-type transformer.
Background
The transformer generates heat during operation, and if the heat causes the temperature of the transformer to exceed the designed insulation system temperature of the transformer, the aging of the insulation material of the transformer is accelerated, and the accelerated aging of the insulation material directly shortens the service life of the transformer. Therefore, the transformer needs to dissipate heat and takes away heat generated in the running process of the transformer, so that the running temperature of the transformer is reduced, and the running life of the transformer is ensured. However, the conventional device has low heat dissipation efficiency and high noise.
SUMMERY OF THE UTILITY MODEL
Based on this, the utility model discloses lie in overcoming prior art not enough, provide a transformer heat radiation structure and three-dimensional wound core dry-type transformer that radiating efficiency is high.
The technical scheme is as follows:
a transformer heat dissipation structure, comprising:
the mounting rack is used for mounting a transformer coil; and
a plurality of first fans, first fan is located the outside of mounting bracket, first fan is used for around transformer coil and towards transformer coil's direction setting.
Above-mentioned transformer heat radiation structure through set up a plurality of first fans in transformer coil's periphery, and first fan centers on and sets up towards transformer coil simultaneously, can effectually in time distribute away the heat that the transformer produced in the operation process to reduce the temperature of transformer operation in-process, and above-mentioned mode of setting can guarantee that a plurality of first fans dispel the heat jointly to transformer coil, the radiating efficiency height.
In one embodiment, the mounting bracket comprises a first mounting part and a second mounting part which are arranged at intervals, a transformer coil is mounted between the first mounting part and the second mounting part, and the first fan is mounted on the outer side of the first mounting part.
In one embodiment, the first mount is located below the second mount.
In one embodiment, the first installation part is of a triangular structure, and the first fan is arranged on two sides of the corner of the first installation part.
In one embodiment, at least two first fans are arranged on one side of the first mounting part.
In one embodiment, a mounting seat is arranged on the outer side surface of the first mounting part, the first fan is arranged on the mounting seat, and the mounting seat is used for inclining towards the direction of the transformer coil.
A three-dimensional wound core dry-type transformer comprises a transformer coil and the transformer heat dissipation structure, wherein the transformer coil is mounted on a mounting frame, and a first fan surrounds the transformer coil and is arranged towards the transformer coil.
Above-mentioned three-dimensional wound core dry-type transformer sets up a plurality of first fans through the periphery at transformer coil, and first fan centers on and sets up towards transformer coil simultaneously, can effectually in time distribute away the heat that the transformer produced at the operation in-process to reduce the temperature of transformer operation in-process, and above-mentioned mode of setting can guarantee that a plurality of first fans dispel the heat jointly to transformer coil in coordination, the radiating efficiency is high.
In one embodiment, the transformer coil includes a low-voltage coil and a high-voltage coil sleeved outside the low-voltage coil, the high-voltage coil includes a first end and a second end arranged along an axial direction, the first end is located above the second end, the low-voltage coil includes a third end and a fourth end arranged along the axial direction, the third end is located above the fourth end, the third end extends out of the first end, and the first fan is arranged towards an edge of an end face of the first end.
In one embodiment, the three-dimensional wound core dry-type transformer further includes three transformer coils, one of the three transformer coils is inserted into two adjacent transformer coils, and a partition is disposed between the two adjacent transformer coils.
In one embodiment, a channel is arranged between every two transformer coils, a second fan is arranged on the mounting frame and is arranged opposite to the channel, and the second fan blows air in the direction from bottom to top.
Drawings
Fig. 1 is an oblique view of a three-dimensional wound core dry-type transformer according to an embodiment of the present invention;
fig. 2 is an oblique view of a three-dimensional wound core dry-type transformer according to another embodiment of the present invention;
fig. 3 is a top view of fig. 1.
Description of reference numerals:
100. mounting bracket, 110, first installation part, 120, second installation part, 130, first clamp splice, 140, second clamp splice, 150, mount pad, 200, first fan, 300, transformer coil, 310, low voltage coil, 311, third end, 320, high voltage coil, 321, first end, 400, three-dimensional wound core, 410, passageway.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
In the present invention, the terms "first" and "second" do not denote any particular quantity or order, but are merely used to distinguish names.
As shown in fig. 1 and fig. 2, an embodiment discloses a transformer heat dissipation structure, which includes a mounting block 100 and a plurality of first fans 200, where the mounting block 100 is used to mount a transformer coil 300, the first fans 200 are disposed outside the mounting block 100, and the first fans 200 are disposed around the transformer coil 300 and facing the transformer coil 300.
Above-mentioned transformer heat radiation structure sets up a plurality of first fans 200 through the periphery at transformer coil 300, and first fan 200 centers on and sets up towards transformer coil 300 simultaneously, can effectually in time distribute away the heat that the transformer produced in the operation process to reduce the temperature of transformer operation in-process, and above-mentioned mode of setting can guarantee that a plurality of first fans 200 dispel the heat in coordination to transformer coil 300 jointly, the radiating efficiency is high.
In one embodiment, as shown in fig. 1 and 2, the mounting block 100 includes a first mounting member 110 and a second mounting member 120 that are spaced apart from each other, the first mounting member 110 and the second mounting member 120 are used for mounting the transformer coil 300, and the first fan 200 is mounted on an outer side of the first mounting member 110. At this time, the first fan 200 is installed on one side of the transformer coil 300, and the plurality of fans can blow air together to form an integral airflow blowing to the transformer coil 300, so that heat emitted by the transformer coil 300 moves along a fixed direction along with the airflow, and the heat dissipation efficiency is higher.
In addition, because a plurality of first fans 200 are adopted for heat dissipation, the size of each first fan 200 can be correspondingly reduced, and the noise generated during operation can be reduced.
Optionally, as shown in fig. 1 and fig. 2, a first clamping block 130 is disposed on a side of the first mounting element 110 close to the second mounting element 120, a second clamping block 140 is disposed on a side of the second mounting element 120 close to the first mounting element 110, and the first clamping block 130 and the second clamping block 140 are used for cooperatively clamping the transformer coil 300. The first clamping block 130 and the second clamping block 140 clamp the transformer coil 300 more tightly, so that the overall structure of the transformer can be kept stable.
In one embodiment, first mount 110 is positioned below second mount 120, as shown in fig. 1 and 2. At this moment, the first fan 200 is located below the transformer coil 300, and because the heat emitted by the transformer coil 300 can heat the air, the hot air can rise, and the first fan 200 arranged towards the transformer coil 300 can also blow the air upwards, so that the first fan 200 can blow away the hot air around the transformer coil 300 better, the heat dissipation effect around the transformer coil 300 is better, and the heat dissipation efficiency can be improved.
In one embodiment, as shown in fig. 1 and 2, the first mounting member 110 is a triangular structure, and the first fan 200 is disposed on two sides of a corner of the first mounting member 110. The arrangement mode can be suitable for a three-phase transformer, one transformer coil 300 is guaranteed to be provided with at least two first fans 200 which are arranged correspondingly, heat dissipation can be conducted on different sides of the transformer coil 300, and the heat dissipation effect is guaranteed.
In one embodiment, as shown in fig. 2, at least two first fans 200 are disposed on one side of the first mounting member 110. Because the edge both sides of first installed part 110 all are equipped with first fan 200, then when setting up two at least first fans 200 at a side of first installed part 110, can blow two adjacent transformer coil 300, improve the circulation of air speed of transformer coil 300 department, and then improve the radiating efficiency.
Optionally, on one side of the first mounting member 110, at least one first fan 200 is disposed opposite to the gap between two adjacent transformer coils 300, so as to blow air to a position between two adjacent transformer coils 300, and further increase the air circulation speed at the transformer coils 300.
In one embodiment, as shown in fig. 1 and fig. 2, a mounting seat 150 is disposed on an outer side surface of the first mounting member 110, the first fan 200 is disposed on the mounting seat 150, and the mounting seat 150 is disposed to be inclined toward the transformer coil 300. Mounting base 150 may facilitate first fan 200 and ensure that first fan 200 is oriented toward transformer coil 300.
Optionally, the first mounting member 110 is detachably connected to the mounting seats 150, so that the number of the mounting seats 150 can be conveniently adjusted according to the situation. Specifically, the first mounting member 110 and the mounting base 150 are connected by a bolt set, and at this time, the first mounting member and the mounting base can be detachably connected by the bolt set; or be equipped with the couple on the first installed part 110, mount pad 150 is including the first plate and the second plate of connection, first plate is the contained angle setting with the second plate, first fan 200 is located on the first plate, be equipped with on the second plate and be used for with the couple mouthful of hanging that articulate, can hang mount pad 150 on the couple this moment, because first fan 200 has weight, first plate receives gravity and presses the second plate to first installed part 110, make mount pad 150 remain stable, mount pad 150 can be hung the couple or taken off by the couple this moment, and convenient operation.
Optionally, an included angle between the first plate and the second plate is adjustable. The orientation of the first fan 200 can be reasonably adjusted according to the situation, and the heat dissipation effect of the transformer is improved. Specifically, a first hinge portion is arranged on the first plate, a second hinge portion hinged to the first hinge portion is arranged on the second plate, the fastening bolt penetrates through the first hinge portion and the second hinge portion, when the fastening bolt is loosened, an included angle between the first plate and the second plate is adjustable, and when the fastening bolt is tightened, the included angle between the first plate and the second plate is fixed.
As shown in fig. 1 and 2, an embodiment discloses a three-dimensional wound core dry-type transformer, which includes a transformer coil 300 and the transformer heat dissipation structure as described above, wherein the transformer coil 300 is mounted on a mounting frame 100, and a first fan 200 is disposed around the transformer coil 300 and facing the transformer coil 300.
Above-mentioned three-dimensional wound core dry-type transformer sets up a plurality of first fans 200 through the periphery at transformer coil 300, and first fan 200 centers on and sets up towards transformer coil 300 simultaneously, can effectually distribute away the heat that the transformer produced in the operation process in time to reduce the temperature of transformer operation in-process, and above-mentioned mode of setting can guarantee that a plurality of first fans 200 dispel the heat jointly to transformer coil 300 in coordination, and the radiating efficiency is high.
In one embodiment, as shown in fig. 1 and fig. 2, the transformer coil 300 includes a low-voltage coil 310 and a high-voltage coil 320 sleeved outside the low-voltage coil 310, the high-voltage coil 320 includes a first end 321 and a second end disposed along an axial direction, the first end 321 is located above the second end, the low-voltage coil 310 includes a third end 311 and a fourth end disposed along the axial direction, the third end 311 is located above the fourth end, the third end 311 extends out of the first end 321, and the first fan 200 is disposed toward an edge of an end surface of the first end 321. The low-voltage coil 310 is located inside the high-voltage coil 320, so that the heat generated by the low-voltage coil 310 is not easily taken away by the airflow blown out by the first fan 200 during heat dissipation, and therefore, the edge of the end surface of the first end 321 of the first fan 200 faces the edge of the third end 311 of the high-voltage coil 320, because the third end 311 of the low-voltage coil 310 extends out of the first end 321 of the high-voltage coil 320, the wind blown out by the first fan 200 can cross over the high-voltage coil 320 to blow to the third end 311 of the low-voltage coil 310, so that both the low-voltage coil 310 and the high-voltage.
In one embodiment, as shown in fig. 1 and 3, the three-dimensional wound core dry-type transformer further includes three-dimensional wound cores 400, and a partition is disposed between two adjacent transformer coils 300. The baffle can keep apart different transformer coil 300, and the baffle can lead the air current when first fan 200 blows, prevents that the wind that different first fans 200 blown out from dispersing back mutual interference, influences the radiating efficiency.
In one embodiment, as shown in fig. 1 and 3, a channel 410 is disposed between every two transformer coils 300, a second fan is disposed on the mounting rack 100, the second fan is disposed opposite to the channel 410, and the second fan blows air in a direction from bottom to top. The second fan can accelerate the air circulation in the channel 410, and the second fan and the first fan 200 are matched to blow air to different sides of the transformer coil 300, so that the speed of air circulation around the transformer coil 300 is further increased, and the heat dissipation efficiency is improved.
Specifically, the first fan 200 is disposed upward. At this time, the blowing directions of the first fan 200 and the second fan are substantially the same, and the heated air generated by the transformer coil 300 can be blown upwards, so that the heat dissipation efficiency is further improved.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. A transformer heat radiation structure, characterized by, includes:
the mounting rack is used for mounting a transformer coil; and
a plurality of first fans, first fan is located the outside of mounting bracket, first fan is used for around transformer coil and towards transformer coil's direction setting.
2. The transformer heat dissipation structure of claim 1, wherein the mounting bracket comprises a first mounting part and a second mounting part arranged at an interval, a transformer coil is mounted between the first mounting part and the second mounting part, and the first fan is mounted on an outer side of the first mounting part.
3. The transformer heat dissipation structure of claim 2, wherein the first mounting member is located below the second mounting member.
4. The transformer heat dissipation structure of claim 2, wherein the first mounting member is a triangular structure, and the first fan is disposed on two sides of a corner of the first mounting member.
5. The transformer heat dissipation structure of claim 4, wherein at least two first fans are disposed on one side of the first mounting member.
6. The transformer heat dissipation structure of claim 2, wherein a mounting seat is disposed on an outer side surface of the first mounting member, the first fan is disposed on the mounting seat, and the mounting seat is configured to be inclined toward the transformer coil.
7. A three-dimensional wound core dry-type transformer, comprising a transformer coil and the heat dissipating structure of the transformer as claimed in any one of claims 1 to 6, wherein the transformer coil is mounted on the mounting frame, and the first fan is disposed around and toward the transformer coil.
8. The stereoscopic wound core dry transformer according to claim 7, wherein the transformer coil includes a low voltage coil and a high voltage coil sleeved outside the low voltage coil, the high voltage coil includes a first end and a second end arranged along an axial direction, the first end is located above the second end, the low voltage coil includes a third end and a fourth end arranged along the axial direction, the third end is located above the fourth end, the third end extends out of the first end, and the first fan is disposed toward an edge of an end surface of the first end.
9. The stereoscopic wound core dry transformer according to claim 7, further comprising three stereoscopic wound cores, wherein a spacer is disposed between each of two adjacent transformer coils.
10. The stereoscopic wound core dry transformer according to claim 9, wherein a passage is provided between every two of the transformer coils, and a second fan is provided on the mounting frame, the second fan being disposed opposite to the passage, the second fan blowing air in a direction from bottom to top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921266174.7U CN210110471U (en) | 2019-08-05 | 2019-08-05 | Transformer heat radiation structure and three-dimensional wound core dry-type transformer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921266174.7U CN210110471U (en) | 2019-08-05 | 2019-08-05 | Transformer heat radiation structure and three-dimensional wound core dry-type transformer |
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| CN210110471U true CN210110471U (en) | 2020-02-21 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110349728A (en) * | 2019-08-05 | 2019-10-18 | 广东敞开电气有限公司 | Transformer radiator structure and three-dimensional wound core dry type transformer |
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2019
- 2019-08-05 CN CN201921266174.7U patent/CN210110471U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110349728A (en) * | 2019-08-05 | 2019-10-18 | 广东敞开电气有限公司 | Transformer radiator structure and three-dimensional wound core dry type transformer |
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