CN220710076U

CN220710076U - Transformer core radiating assembly

Info

Publication number: CN220710076U
Application number: CN202322423166.1U
Authority: CN
Inventors: 张中伟; 张铭宽; 刘艳肖; 马志超
Original assignee: Shijiazhuang Guangyun Transformer Manufacturing Co ltd
Current assignee: Shijiazhuang Guangyun Transformer Manufacturing Co ltd
Priority date: 2023-09-07
Filing date: 2023-09-07
Publication date: 2024-04-02
Anticipated expiration: 2033-09-07

Abstract

The utility model provides a transformer core radiating assembly which comprises a cross beam, an even distributor and a core, wherein the cross beam is fixedly arranged in a transformer shell; the uniform distributor is fixedly arranged on the cross beam and is externally connected with a fan; the iron cores are fixedly arranged on the uniform distributor, the top of the uniform distributor is provided with an opening, and the iron cores are positioned at the opening; the opening part of the uniform distributor is fixedly provided with a supporting plate, the uniform distributor is fixedly arranged on the supporting plate, and the supporting plate is tightly fixed on the cross beam through bolts. According to the transformer core radiating assembly, through the arrangement of the uniform distributor, the air flow can be uniformly discharged, the whole core can be ensured to radiate, through the arrangement of the supporting plate, the core can be ensured to be fixed on the uniform distributor, the uniformity of stress is improved, and through the arrangement of the honeycomb body, the air flow can be ensured to be discharged through the honeycomb body, so that the uniform distribution of the air flow is realized.

Description

Transformer core radiating assembly

Technical Field

The utility model relates to the technical field of transformer heat dissipation, in particular to a transformer core heat dissipation assembly.

Background

The transformer core is mainly responsible for the magnetic circuit part in the circuit, and when the transformer core operates, loss in the winding and the core can generate a large amount of heat, so that the transformer core needs to be cooled, and insulation damage caused by overhigh heat of the transformer core is prevented.

At present, the common transformer iron core dissipates heat by oil cooling and air cooling, the air cooling dissipates heat inside through air flow blown out by a fan, but the existing air cooling mode can only blow air flow to the iron core through the fan, and the air flow range blown out by the fan is limited, so that when the air flow dissipates heat to the iron core, only local heat dissipation can be achieved, and the part which is not blown can not dissipate heat, and damage still can be caused.

Disclosure of Invention

The utility model aims to provide a transformer core radiating assembly, which is used for solving the problem that the existing transformer air cooling mode can only perform local heat radiation.

In order to achieve the above purpose, the technical scheme of the utility model is realized as follows:

a transformer core heat sink assembly comprising:

the cross beam is fixedly arranged in the transformer shell; the uniform distributor is fixedly arranged on the cross beam and is externally connected with a fan; the iron core is fixedly arranged on the uniform distributor, an opening is formed in the top of the uniform distributor, and the iron core is positioned at the opening; the opening part of the uniform distributor is fixedly provided with a supporting plate, the uniform distributor is fixedly arranged on the supporting plate, and the supporting plate is tightly fixed on the cross beam through bolts.

Further, the supporting plates are arranged in a plurality along the length direction of the uniform distributor, and the number of the cross beams is the same as that of the supporting plates.

Further, the uniform distributor comprises an air box fixedly arranged on the cross beam and a honeycomb body fixedly arranged in the air box, and the opening is formed in the top of the air box.

Further, the honeycomb body is composed of a plurality of honeycomb blocks, the honeycomb blocks are communicated with each other, and the shape of the honeycomb blocks is the same as that of the bellows.

Further, each side of the honeycomb block is provided with a through hole, the through holes are communicated with each other, and each through hole of the honeycomb block is communicated with each other.

Further, the side of honeycomb block has seted up first wind channel respectively, first wind channel with the through-hole intercommunication sets up each other, every the first wind channel intercommunication of honeycomb block sets up each other.

Further, two adjacent honeycomb blocks are respectively provided with a round sleeve and a slot, the round sleeve, the slot and the first air duct are positioned on the same axis, and the round sleeve is inserted into the slot.

Further, the round sleeve is provided with through holes which are the same as those on the honeycomb blocks.

Further, an interface for externally connecting a fan is arranged at the bottom of the air box, a second air channel which is the same as the interface is arranged at the bottom of the honeycomb block at the interface, and the second air channel is communicated with the first air channel.

Compared with the prior art, the utility model has the following beneficial effects:

according to the transformer core radiating assembly, through the arrangement of the uniform distributor, the air flow can be uniformly discharged, the whole core can be ensured to radiate, through the arrangement of the supporting plate, the core can be ensured to be fixed on the uniform distributor, the uniformity of stress is improved, and through the arrangement of the honeycomb body, the air flow can be ensured to be discharged through the honeycomb body, so that the uniform distribution of the air flow is realized.

In addition, through the setting of honeycomb piece, make things convenient for the equipment of honeycomb body, ensure that the equipartition ware can be applicable to in arbitrary transformer core, through the setting of through-hole, ensure that the air current discharges from every through-hole, improve the equipartition effect, through the setting in wind channel, ensure that the air current can get into in every honeycomb piece.

In addition, through the cooperation setting of circle cover and slot, but guarantee the joint each other between the honeycomb piece, when having the air current, guarantee the stability of the honeycomb body, through the setting in second wind channel, guarantee that the air current can get into the honeycomb body in, make things convenient for the entering of air current.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

fig. 1 is a schematic diagram of an overall structure of a transformer core heat dissipation assembly according to an embodiment of the present utility model;

FIG. 2 is a bottom view of a beam and a distributor according to an embodiment of the present utility model;

FIG. 3 is an exploded view of a beam and a distributor according to an embodiment of the present utility model;

FIG. 4 is an exploded view of two honeycomb blocks according to an embodiment of the utility model;

fig. 5 is a schematic diagram of a honeycomb block according to an embodiment of the utility model.

Reference numerals illustrate:

1. a cross beam;

2. a uniform distributor; 201. a wind box; 202. an opening;

203. a honeycomb body; 2301. a honeycomb block; 2302. a through hole; 2303. a first air duct; 2304. a round sleeve; 2305. a slot; 2306. a second air duct;

3. an iron core; 4. a support plate; 5. an interface; 6. and (5) a bolt.

Detailed Description

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.

In the description of the present utility model, it should be noted that, if terms indicating an azimuth or a positional relationship such as "upper", "lower", "inner", "back", and the like are presented, they are based on the azimuth or the positional relationship shown in the drawings, only for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, if any, are also used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Furthermore, in the description of the present utility model, the terms "mounted," "connected," "coupled," and "connected," are to be construed broadly, unless otherwise specifically limited. For example, the connection can be fixed connection, detachable connection or integrated connection; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in combination with specific cases.

The utility model will be described in detail below with reference to the drawings in connection with embodiments.

The embodiment relates to a heat dissipation assembly of a transformer core 3, which is structurally composed of a cross beam 1, an even distributor 2 and a core 3 as shown in fig. 1.

Wherein, the beam 1 is fixedly arranged in the transformer shell; the uniform distributor 2 is fixedly arranged on the cross beam 1, and the uniform distributor 2 is externally connected with a fan; the iron cores 3 are fixedly arranged on the uniform distributor 2, the top of the uniform distributor 2 is provided with an opening 202, and the iron cores 3 are positioned at the opening 202; the opening 202 of the uniform distributor 2 is fixedly provided with a supporting plate 4, the uniform distributor 2 is fixedly arranged on the supporting plate 4, and the supporting plate 4 is tightly fixed on the cross beam 1 through bolts 6.

It is worth mentioning that the transformer shell is the common shell in prior art, not be described in detail here, equipartition ware 2 is located iron core 3 bottom, the air current that blows out in equipartition ware 2 brings the heat that iron core 3 produced out, thereby realize the cooling, because equipartition ware 2 lays in iron core 3 bottom, consequently, the air current can be perpendicular every position of iron core 3, thereby improve radiating degree of consistency, the fan is not shown in the figure, the fan intercommunication is in the bottom of equipartition ware 2, the opening 202 at equipartition ware 2 top blows the air current after equipartition to iron core 3, backup pad 4 and crossbeam 1 are with equipartition ware 2 centre gripping, avoid equipartition ware 2 to cause because the air current rocks, bolt 6 passes behind backup pad 4 and crossbeam 1 threaded connection, thereby ensure the fixed of equipartition ware 2, and iron core 3 passes through screw fixed mounting on backup pad 4, ensure the stability of iron core 3.

In addition, the backup pad 4 is provided with a plurality ofly along equipartition ware 2 length direction range, and crossbeam 1 is the same with the quantity of backup pad 4. The setting of a plurality of backup pads 4 and crossbeam 1 can be fixed iron core 3, reducible backup pad 4's width in the design to reduce the influence to equipartition ware 2, and crossbeam 1 sets up a plurality ofly, can ensure the stability of iron core 3 and equipartition ware 2 in the transformer casing.

Based on the above overall description, in an exemplary structure of the heat dissipating assembly of the transformer core 3 of the present embodiment, as shown in fig. 3, the uniform distributor 2 includes a bellows 201 fixedly disposed on the cross member 1, and a honeycomb body 203 fixedly disposed inside the bellows 201, and the opening 202 is formed at the top of the bellows 201. The honeycomb body 203 is composed of a plurality of honeycomb blocks 2301, the plurality of honeycomb blocks 2301 are communicated with each other, and the shape of the plurality of honeycomb blocks 2301 is the same as that of the bellows 201.

It should be noted that, the bellows 201 may bear the honeycomb body 203, improve the bearing capacity of the honeycomb body 203, avoid the weight of the iron core 3 to crush the honeycomb body 203, the honeycomb body 203 may scatter the air flow and blow the air flow to the iron core 3, the opening 202 may facilitate the placement of the honeycomb body 203, ensure that the air flow blows out from the bellows 201, the honeycomb body 203 may be formed by a plurality of honeycomb blocks 2301, the size of the honeycomb body 203 may be formed according to the size of the iron core 3, and then the bellows 201 with the same size may be selected, although the bellows 201 may be slightly larger than the honeycomb body 203 and may be placed in the transformer housing.

Preferably, as shown in fig. 3 and 4, in the present embodiment, each side of the honeycomb blocks 2301 is provided with through holes 2302, the through holes 2302 are disposed in communication with each other, and the through holes 2302 of each honeycomb block 2301 are disposed in communication with each other. Specifically, through holes 2302 are formed in opposite sides of the honeycomb block 2301, and the through holes 2302 in each side are connected to ensure that air flows can be discharged from each through hole 2302, and the bellows 201 has only one opening 202, so that air flows can be discharged only from the through holes 2302 at the opening 202, and the through holes 2302 can be sized and number according to practical situations.

As shown in fig. 4 and 5, in the present embodiment, the side surfaces of the honeycomb blocks 2301 are respectively provided with a first air duct 2303, the first air duct 2303 and the through hole 2302 are mutually communicated, and the first air duct 2303 of each honeycomb block 2301 is mutually communicated. A round sleeve 2304 and a slot 2305 are respectively arranged on two adjacent honeycomb blocks 2301, the round sleeve 2304 and the slot 2305 are positioned on the same axis with the first air duct 2303, and the round sleeve 2304 is inserted in the slot 2305. The round sleeve 2304 is provided with through holes 2302 which are the same as those of the honeycomb blocks 2301.

It should be noted that, the first air duct 2303 is formed in a cross shape in each honeycomb block 2301, the first air ducts 2303 on the plurality of honeycomb blocks 2301 are all communicated, so that each honeycomb block 2301 is ensured to have air flow passing through, the diameter of the first air duct 2303 is larger than that of the through hole 2302, and the diameter of the plurality of through holes 2302 on the honeycomb block 2301 is larger than or equal to that of the first air duct 2303, so that after the air flow enters the first air duct 2303, the air flow can quickly flow into each honeycomb block 2301, the uniformity of the air flow is improved, the round sleeve 2304 is inserted in the slot 2305, the stability of the honeycomb block 2301 in the bellows 201 is improved, the honeycomb blocks 2301 can be ensured to form the honeycomb body 203, the installation is convenient, and the through holes 2302 formed on the round sleeve 2304 can be overlapped with the through holes 2302 on the honeycomb block 2301, so that the flow of the air flow is ensured not to be affected.

As shown in fig. 2 and 5, in this embodiment, an interface 5 for externally connecting a fan is provided at the bottom of the bellows 201, a second air duct 2306 identical to the interface 5 is provided at the bottom of the honeycomb block 2301 located at the interface 5, and the second air duct 2306 is disposed in communication with the first air duct 2303. Specifically, the interface 5 may be used to connect the pipes of the fan, the pipe inlet interface 5 is connected to the second air duct 2306, and the diameters of the second air duct 2306 and the first air duct 2303 are the same, so that air flow can quickly enter the first air duct 2303 from the second air duct 2306, the interface 5 may be provided with a plurality of air flows according to the size of the bellows 201, each honeycomb block 2301 is ensured to have air flow, after the air flow enters the first air duct 2303 from the second air duct 2306, the air flow enters the through hole 2302 from the first air duct 2303, and only leaks at the opening 202 from the through hole 2302, so that the air flow can only be discharged from the opening 202 after entering the through hole 2302, and the air flow after uniform distribution is discharged, thereby realizing integral cooling.

The transformer core 3 cooling module in this embodiment ensures that the air flow can be discharged evenly through the arrangement of the uniform distributor 2, ensures that the whole core 3 can dissipate heat, ensures that the core 3 can be fixed on the uniform distributor 2 through the arrangement of the supporting plate 4, improves the uniformity of stress, ensures that the air flow can be discharged through the honeycomb body 203 through the arrangement of the honeycomb body 203, and realizes the uniform distribution of the air flow.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. A transformer core heat dissipation assembly, comprising:

the cross beam (1) is fixedly arranged in the transformer shell;

the uniform distributor (2) is fixedly arranged on the cross beam (1), and the uniform distributor (2) is externally connected with a fan;

the iron core (3) is fixedly arranged on the uniform distributor (2), an opening (202) is formed in the top of the uniform distributor (2), and the iron core (3) is positioned at the opening (202);

the opening (202) of the uniform distributor (2) is fixedly provided with a supporting plate (4), the uniform distributor (2) is fixedly arranged on the supporting plate (4), and the supporting plate (4) is tightly fixed on the cross beam (1) through bolts (6).

2. The transformer core heat sink assembly of claim 1, wherein:

the support plates (4) are arranged in a plurality along the length direction of the uniform distributor (2), and the number of the cross beams (1) is the same as that of the support plates (4).

3. The transformer core heat sink assembly of claim 1, wherein:

the uniform distributor (2) comprises an air box (201) fixedly arranged on the cross beam (1) and a honeycomb body (203) fixedly arranged inside the air box (201), and the opening (202) is formed in the top of the air box (201).

4. A transformer core heat sink assembly as recited in claim 3 wherein:

the honeycomb body (203) is composed of a plurality of honeycomb blocks (2301), the plurality of honeycomb blocks (2301) are communicated with each other, and the shape of the plurality of honeycomb blocks (2301) is the same as the shape of the bellows (201).

5. The transformer core heat sink assembly of claim 4, wherein:

through holes (2302) are formed in each side face of the honeycomb blocks (2301), the through holes (2302) are communicated with each other, and the through holes (2302) of each honeycomb block (2301) are communicated with each other.

6. The transformer core heat sink assembly of claim 5, wherein:

the side of honeycomb piece (2301) has seted up first wind channel (2303) respectively, first wind channel (2303) with through-hole (2302) intercommunication sets up each other, first wind channel (2303) of every honeycomb piece (2301) intercommunication sets up each other.

7. The transformer core heat sink assembly of claim 6, wherein:

a round sleeve (2304) and a slot (2305) are respectively arranged on two adjacent honeycomb blocks (2301), the round sleeve (2304) and the slot (2305) are positioned on the same axis with the first air duct (2303), and the round sleeve (2304) is inserted in the slot (2305).

8. The transformer core heat sink assembly of claim 7, wherein:

the round sleeve (2304) is provided with through holes (2302) which are the same as those of the honeycomb blocks (2301).

9. The transformer core heat sink assembly of claim 7, wherein:

an interface (5) for externally connecting a fan is arranged at the bottom of the air box (201), a second air channel (2306) which is the same as the interface (5) is arranged at the bottom of a honeycomb block (2301) positioned at the interface (5), and the second air channel (2306) is communicated with the first air channel (2303).