CN215988344U

CN215988344U - Novel three-phase dry-type vertical transformer

Info

Publication number: CN215988344U
Application number: CN202122534648.5U
Authority: CN
Inventors: 吕迎锋; 罗锐
Original assignee: Sichuan Zhixiang Electric Appliance Co ltd
Current assignee: Sichuan Zhixiang Electric Appliance Co ltd
Priority date: 2021-10-21
Filing date: 2021-10-21
Publication date: 2022-03-08
Anticipated expiration: 2031-10-21

Abstract

The utility model discloses a novel three-phase dry-type vertical transformer, which comprises a base, wherein a fixing device is vertically arranged on the base, an iron core is fixed in the fixing device, the iron core is horizontally fixed in the fixing device, and a coil is wound on the iron core; a ventilation channel is formed between the coil and the iron core in the horizontal direction; the ventilation channel in the horizontal direction can be directly penetrated by air, the temperature in the iron core can be continuously taken away by the air in the process, and the effect of full heat dissipation is realized; the utility model has simple structure and low manufacturing cost.

Description

Novel three-phase dry-type vertical transformer

Technical Field

The utility model relates to the technical field of transformers, in particular to a novel three-phase dry-type vertical transformer.

Background

The transformer is a static electrical equipment for transforming alternating voltage and current and transmitting alternating current energy; the electric energy transmission is realized according to the principle of electromagnetic induction; transformers can be classified into power transformers, test transformers, instrument transformers, and transformers for special purposes, in terms of their use: the power transformer is necessary equipment for power transmission and distribution and power consumer distribution; the test transformer is used for carrying out withstand voltage (boosting) test on electrical equipment.

The performance of the transformer in the using process depends on the heat dissipation performance of the transformer, and a part of the existing transformer adopts a more complex structure to ensure better heat dissipation performance, but the cost is higher.

SUMMERY OF THE UTILITY MODEL

The utility model aims to: aiming at the problem that a relatively complex structure is adopted to ensure good heat dissipation performance but the cost is high in the existing transformer, a novel three-phase dry-type vertical transformer is provided, a ventilation channel is formed between a coil and an iron core in the horizontal direction, the effect of fully realizing heat dissipation by natural wind can be realized, and the problem is solved.

The technical scheme of the utility model is as follows:

a novel three-phase dry vertical transformer comprising: the iron core is horizontally fixed in the fixing device, and a coil is wound on the iron core; a ventilation channel is formed between the coil and the iron core in the horizontal direction; preferably, the base can be directly made of steel plates, and the base can be formed by two steel plates, so that the area of the base can be reduced to the greatest extent, namely, the cost is reduced.

When the transformer is used, the ventilation channel in the horizontal direction can be directly penetrated by air, the temperature in the iron core can be continuously taken away in the process of air, the effect of sufficient heat dissipation is realized, and compared with a complex heat dissipation structure, the transformer is simple in structure, can realize sufficient heat dissipation by utilizing green resources, and is very environment-friendly.

Furthermore, a parting strip is arranged on the iron core, and the coil is wound on the parting strip; the ventilation channel is a space partitioned between the iron core and the coil by a parting strip; the setting that has had the parting bead can be according to the demand of difference, selects the parting bead of different thickness to change ventilation channel's size, change the air volume promptly, in order to adapt to different service environment.

Further, the fixing device includes: the bracket is vertically arranged on the base; preferably, the bracket is made of an iron plate and is fixed on the base in a welding mode; and a wiring bar for wiring is arranged on the bracket.

Furthermore, the number of the brackets is four, and every two brackets are oppositely arranged and used for clamping the iron core; the four supports are divided into two groups, are respectively used for clamping the left part and the right part of the iron core, can place the iron core between the supports when being installed, and then are fixed through the opposite-pulling screw rod so as to realize the horizontal fixation of the iron core.

Furthermore, a cooling fin group is arranged on the iron core; fully dissipating heat through the heat dissipation sheet set; the radiating fin group consists of aluminum radiating fins, and compared with aluminum, the cost of the aluminum radiating fin group is reduced by copper.

Furthermore, the left end face and the right end face of the iron core are provided with the radiating fin groups, so that the radiating performance of the transformer is improved to the maximum extent; in design, the heat sink set should not be too large, so as to avoid blocking the ventilation channel due to too large heat sink set.

Further, a cooling fan is arranged on the cooling fin group; preferably, the cooling fan is arranged on one side of the cooling fin group, and the cooling fan blows air to the cooling fin group, so that the cooling performance of the cooling fin group is improved, and the cooling performance of the transformer is improved.

Further, an exhaust fan is arranged on the radiating fin group.

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

1. a novel three-phase dry-type vertical transformer comprises a base, wherein a fixing device is vertically arranged on the base, an iron core is fixed in the fixing device, the iron core is horizontally fixed in the fixing device, and a coil is wound on the iron core; a ventilation channel is formed between the coil and the iron core in the horizontal direction; when the transformer is used, the ventilation channel in the horizontal direction can be directly penetrated by air, the temperature in the iron core can be continuously taken away in the process of air, the effect of sufficient heat dissipation is realized, and compared with a complex heat dissipation structure, the transformer is simple in structure, can realize sufficient heat dissipation by utilizing green resources, and is very environment-friendly.

2. A novel three-phase dry-type vertical transformer is characterized in that a left end surface and a right end surface of an iron core are provided with a radiating fin group; the heat dissipation performance of the transformer is further improved through the heat dissipation sheet set.

3. A novel three-phase dry-type vertical transformer is characterized in that a radiating fan is arranged on a radiating fin group; the heat dissipation fan is arranged on one side of the heat dissipation fin group, and blows air to the heat dissipation fin group, so that the heat dissipation performance of the heat dissipation fin group is improved, and the heat dissipation performance of the transformer is improved.

Drawings

Fig. 1 is a schematic structural diagram of a novel three-phase dry-type vertical transformer;

FIG. 2 is a side view of a novel three-phase dry vertical transformer;

fig. 3 is a schematic structural diagram of a novel three-phase dry-type vertical transformer middle division bar.

Reference numerals: 1-base, 2-iron core, 3-coil, 4-ventilation channel, 5-parting bead, 6-support, 7-fin group, 8-cooling fan, 61-wiring row.

Detailed Description

It is noted that relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The features and properties of the present invention are described in further detail below with reference to examples.

Example one

In order to solve the above problems, a novel three-phase dry-type vertical transformer is proposed, please refer to fig. 1-3, which includes a base 1, a fixing device is vertically arranged on the base 1, an iron core 2 is fixed in the fixing device, the iron core 2 is horizontally fixed in the fixing device, and a coil 3 is wound on the iron core 2; a ventilation channel 4 is formed between the coil 3 and the iron core 2 in the horizontal direction; preferably, the base 1 can be directly made of a steel plate, and the base 1 can be formed by two steel plates, so that the area of the base 1 can be reduced to the greatest extent, namely, the cost is reduced.

When using, the ventilation channel 4 of horizontal direction can be supplied wind and directly pass, and the temperature in iron core 2 can constantly be taken away to the in-process wind, realizes abundant radiating effect, compares in complicated heat radiation structure, and this transformer simple structure, and can utilize green resource can realize abundant heat dissipation, also very environmental protection.

As shown in fig. 1, a division bar 5 is arranged on the iron core 2, and the coil 3 is wound on the division bar 5; the ventilation channel 4 is a space partitioned between the iron core 2 and the coil 3 by a parting strip 5; the shape of the division bars 5 is shown in fig. 3, and the division bars 5 with different thicknesses can be selected according to different requirements by arranging the division bars 5 so as to change the size of the ventilation channel 4, namely change the ventilation quantity to adapt to different use environments; note that the coil 3 wound around the core 2 in the middle is not shown in fig. 1.

The fixing device includes: the bracket 6 is vertically arranged on the base 1; preferably, the bracket 6 is made of an iron plate and is fixed on the base 1 in a welding manner; a terminal block 61 for wiring is mounted on the bracket 6.

The number of the brackets 6 is four, and every two brackets 6 are oppositely arranged and used for clamping the iron core 2; four supports 6 divide into two sets ofly, are used for the left and right sides two parts of centre gripping iron core 2 respectively, when the installation, can place iron core 2 between support 6, then fix through drawing the screw rod to realize that the level of iron core 2 is fixed.

Example two

In the second embodiment, the first embodiment is further described, the same components are not described again, please refer to fig. 1-3, and in order to further improve the heat dissipation performance of the transformer, a heat dissipation plate set 7 may be further disposed on the iron core 2; the heat is fully radiated through the heat radiating fin group 7; the radiating fin group 7 is composed of aluminum radiating fins, and compared with aluminum, the cost of the aluminum radiating fins is reduced compared with that of copper radiating fins.

Preferably, the left end face and the right end face of the iron core 2 are both provided with the radiating fin groups 7, so that the radiating performance of the transformer is improved to the greatest extent; during design, it should be ensured that fin group 7 should not be too large, and prevent too large fin group 7 from blocking ventilation channel 4.

EXAMPLE III

In the third embodiment, the second embodiment is further described, the same components are not described again, please refer to fig. 1-3, and in order to further improve the heat dissipation performance of the transformer, a heat dissipation fan 8 is further disposed on the heat dissipation fin group 7; preferably, the cooling fan 8 is disposed at one side of the cooling fin group 7, and the cooling fan 8 blows air to the cooling fin group 7, so as to improve the cooling performance of the cooling fin group 7, and thus improve the cooling performance of the transformer.

In addition, the cooling fan 8 can be replaced by an exhaust fan (not shown in the figure), that is, the exhaust fan is arranged on the cooling fin group 7; and a suction fan and a cooling fan 8 can be simultaneously installed on the cooling fin group 7.

The above-mentioned embodiments only express the specific embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present application. It should be noted that, for those skilled in the art, without departing from the technical idea of the present application, several changes and modifications can be made, which are all within the protection scope of the present application.

Claims

1. A novel three-phase dry-type vertical transformer comprises a base (1), and is characterized in that a fixing device is vertically arranged on the base (1), an iron core (2) is fixed in the fixing device, the iron core (2) is horizontally fixed in the fixing device, and a coil (3) is wound on the iron core (2); and a ventilation channel (4) is formed between the coil (3) and the iron core (2) in the horizontal direction.

2. A novel three-phase dry vertical transformer according to claim 1, characterized in that the iron core (2) is provided with a parting strip (5), and the coil (3) is wound on the parting strip (5); the ventilation channel (4) is a space partitioned between the iron core (2) and the coil (3) by a parting strip (5).

3. A novel three-phase dry vertical transformer as claimed in claim 1 wherein said fixture means comprises: the support (6), support (6) vertical setting is on base (1).

4. A novel three-phase dry vertical transformer as claimed in claim 3, characterized in that said brackets (6) are four in number, and every two brackets (6) are oppositely arranged for clamping the iron core (2).

5. A novel three-phase dry vertical transformer as claimed in claim 1 wherein said core (2) is provided with a set of fins (7).

6. A novel three-phase dry vertical transformer according to claim 5, characterized in that the iron core (2) is provided with cooling fin groups (7) on both left and right end faces.

7. A new type of three-phase dry vertical transformer according to claim 5, characterized in that said fin group (7) is made of aluminum fins.

8. A novel three-phase dry vertical transformer according to claim 6, characterized in that the heat-radiating fan (8) is arranged on the heat-radiating fin group (7).

9. A novel three-phase dry-type vertical transformer according to claim 6, characterized in that the radiating fin group (7) is provided with a suction fan.

10. A new type of three-phase dry vertical transformer according to claim 4, characterized in that the said bracket (6) is mounted with a wiring row (61) for wiring.