Single-phase inductor with cooling structure

Abstract

The utility model relates to the technical field of single-phase inductors, in particular to a single-phase inductor with a cooling structure, which comprises an iron core, a coil is wound on the outer ring of the iron core, heat conducting discs are integrally formed at two ends of the iron core, a water tank is fixedly connected to two ends of the iron core, the heat conducting discs are arranged in the water tank, and the cooling structure is arranged in the water tank. And the middle part of the water tank is rotationally connected with a connecting shaft. According to the improved single-phase inductor, external air enters the inductor shell through the heat dissipation holes and is discharged out of the heat dissipation holes in the other side, heat in the inductor shell is taken away through air circulation, air cooling is achieved, the motor is started, the motor drives the impeller to rotate through the connecting shaft, cooling liquid flows between the two water tanks, and cooling is achieved. The heat of the iron core is circularly taken away, and when the cooling liquid passes through the return pipe, the heat is dissipated into the air for cooling, so that the temperature of the cooling liquid can be ensured not to be too high even in a long-time working state, and the cooling effect is not reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to single -phase inductor technical field, concretely is a single -phase inductor with cooling structure. BACKGROUND

[0002] Inductor is the element that can transform electric energy into magnetic energy and store up, and the structure of inductor is similar to transformer, but only has a winding, and inductor has certain inductance, and it only hinders the change of current. If inductor is in the state that no current passes, when circuit is connected, it will try to hinder the current from passing through it, if inductor is in the state that current passes, when circuit is disconnected, it will try to maintain the current unchanged, and inductor produces heat when working, therefore, we propose a single -phase inductor with cooling structure.

[0003] The prior art has the following problems: the existing inductor is cooled by sealing and filling cooling liquid in the inductor chamber, but in the long time work, the cooling liquid is heat exchanged for a long time, the temperature of cooling liquid is also increased, and the cooling effect is decreased. UTILITY MODEL CONTENTS

[0004] The utility model discloses a single -phase inductor with cooling structure to solve the problem in the background art.

[0005] To achieve the above object, the utility model provides the following technical scheme: a single -phase inductor with cooling structure, including the iron core, the outer ring of iron core is wound with the coil, the both ends of iron core are integrally formed with the heat conduction disc, the both ends of iron core are fixedly connected with water tank, the heat conduction disc is built in the inside of water tank, the middle part of water tank is rotatably connected with the connecting shaft, one end of connecting shaft that extends to the inside of water tank is fixedly connected with the impeller, and one end of connecting shaft that is located outside water tank is fixedly connected with motor, and the outer ring end of water tank is fixedly connected with inductor shell.

[0006] Preferably, the side, away from the inductor shell, of the water tank is a dome-shaped arc surface structure.

[0007] Preferably, the middle part of the iron core is provided with a through hole, and a plurality of inner fins are integrally formed on the inner wall of the through hole.

[0008] Preferably, the middle part of the heat conduction disc is provided with a circular hole, and the circular hole coincides with the central axis of the through hole.

[0009] Preferably, the middle part of the inductor shell is provided with a plurality of groups of heat dissipation holes, and the plurality of groups of heat dissipation holes are equiangularly distributed on the outer surface of the inductor shell.

[0010] Preferably, the outer ring of the inductor shell is integrally formed with a plurality of outer fins, and the middle portions of the plurality of outer fins are provided with ventilation holes.

[0011] Preferably, the water tanks at the two ends of the iron core are connected in communication through a reflux pipe, and the middle section of the reflux pipe is in a spiral structure.

[0012] Compared with the prior art, the inductor shell of the present application has the following advantages:

[0013] In the present application, the external air enters the inductor shell through the heat dissipation holes and is discharged from the heat dissipation holes on the other side, thereby taking away the heat in the inductor shell through air circulation, achieving air cooling. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a front view of the present application;

[0015] Figure 2 It is a front view of the present application;

[0016] Figure 3 It is an enlarged view of A in the present application; Figure 2

[0017] Figure 4 It is a front view of the present application;

[0018] In the drawing: 1, iron core; 2, coil; 3, heat conducting disc; 4, water tank; 5, connecting shaft; 6, impeller; 7, motor; 8, inductor shell; 9, inner fin; 10, round hole; 11, through hole; 12, heat dissipation hole; 13, outer fin; 14, ventilation hole; 15, reflux pipe. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.

[0020] Please refer to Figures 1 to 4 ​The utility model provides a technical scheme: a single -phase inductor with cooling structure, including the core 1, the outer ring of core 1 is wound with coil 2, and the both ends of core 1 are integrally formed with heat conduction disc 3, and the both ends of core 1 are fixedly connected with water tank 4, heat conduction disc 3 is built -in in the inside of water tank 4, the middle part of water tank 4 is rotatably connected with connecting shaft 5, and one end of connecting shaft 5 extending to the inside of water tank 4 is fixedly connected with impeller 6, and the one end of connecting shaft 5 located at the outside of water tank 4 is fixedly connected with motor 7, and the outer ring end of water tank 4 is fixedly connected with inductor shell 8, and the middle part of heat conduction disc 3 is provided with round hole 10, and the central axis of round hole 10 coincides with through -hole 11, when the inductor works and generates heat, the cooling liquid in the through -hole 11 of the middle part of core 1 can cool down core 1, and the heat generated when the inductor works is absorbed into the cooling liquid, and simultaneously motor 7 starts, and motor 7 drives impeller 6 to rotate through connecting shaft 5, can drive the cooling liquid from one water tank 4 to another water tank 4, so that the cooling liquid can flow.

[0021] In the embodiment, as shown in Figure 2 and Figure 4 , the side of water tank 4 away from inductor shell 8 is a circular top arc surface structure; the structure can shunt and guide the airflow from both ends along the outer surface of water tank 4, and the airflow passing through the guidance of water tank 4 blows to the middle section of backflow pipe 15 to cool it, facilitating heat dissipation of the cooling liquid in backflow pipe 15, ensuring that the temperature of the cooling liquid does not become too high even under long-time work, and always maintaining good heat dissipation effect.

[0022] In the embodiment, as shown in Figure 2 , the middle part of core 1 is provided with through -hole 11, and the inner wall of through -hole 11 is integrally formed with a plurality of inner fins 9; the inner fins 9 can increase the contact area of the cooling liquid with core 1, so that the heat generated by core 1 is better absorbed by the cooling liquid.

[0023] In the embodiment, as shown in Figure 4 , the middle part of inductor shell 8 is provided with a plurality of groups of heat dissipation holes 12, the plurality of groups of heat dissipation holes 12 are equiangularly distributed on the outer surface of inductor shell 8, the outer ring of inductor shell 8 is integrally formed with a plurality of outer fins 13, and the middle part of the plurality of outer fins 13 is provided with air holes 14; the outer fins 13 can increase the contact area of inductor shell 8 with the outside, thereby increasing the heat dissipation area, and the equiangularly distributed heat dissipation holes 12 are beneficial to the circulation of air, and the heat inside inductor shell 8 is taken away by air.

[0024] In the embodiment, as shown in Figure 1As shown, the water tank 4 at both ends of the iron core 1 is connected through the backflow pipe 15, and the middle section of the backflow pipe 15 is a spiral structure; the spiral structure increases the backflow stroke of the backflow pipe 15, prolongs the heat dissipation time of the cooling liquid in the backflow pipe 15, and cooperates with the water tank 4 to guide the air flowing through both ends to the backflow pipe 15, so that the cooling effect of the cooling liquid is better.

[0025] The use method and advantages of the utility model are as follows:

[0026] Firstly, the external air enters the inductor shell 8 through the heat dissipation hole 12 and is discharged from the heat dissipation hole 12 on the other side, so that the heat in the inductor shell 8 is taken away by the air flow, realizing air cooling; and the motor 7 is started, the motor 7 drives the impeller 6 to rotate through the connecting shaft 5, so that the cooling liquid flows between the two water tanks 4, and the heat of the iron core is taken away by circulation; and when the cooling liquid passes through the backflow pipe 15, the heat is dissipated to the air for cooling, so that the temperature of the cooling liquid cannot be too high even in the long-time working state, thereby preventing the cooling effect from being reduced.

[0027] The basic principle, main characteristics and advantages of the utility model are shown and described above. The technical workers in the industry should understand that the utility model is not limited by the above-mentioned embodiments, and the above-mentioned embodiments and descriptions in the specification are only preferred examples of the utility model and are not used to limit the utility model; various changes and improvements of the utility model can be made without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed. The protection scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A single-phase inductor with cooling structure comprising a core (1), characterized in that: The outer ring of the iron core (1) is wound with a coil (2), the two ends of the iron core (1) are integrally formed with heat-conducting discs (3), the two ends of the iron core (1) are fixedly connected with water tanks (4), the heat-conducting discs (3) are arranged in the water tanks (4), the middle part of the water tank (4) is rotatably connected with a connecting shaft (5), one end of the connecting shaft (5) extending into the water tank (4) is fixedly connected with an impeller (6), and the other end of the connecting shaft (5) outside the water tank (4) is fixedly connected with a motor (7), and the outer ring end of the water tank (4) is fixedly connected with an inductor shell (8).

2. A single-phase inductor with cooling structure according to claim 1, characterized in that: The side, away from the inductor shell (8), of the water tank (4) is a circular top arc surface structure.

3. A single-phase inductor with cooling structure according to claim 1, characterized in that: The middle part of the iron core (1) is provided with a through hole (11), and the inner wall of the through hole (11) is integrally formed with a plurality of inner fins (9).

4. A single-phase inductor with cooling structure according to claim 1, characterized in that: The middle part of the heat-conducting disc (3) is provided with a circular hole (10), and the circular hole (10) coincides with the central axis of the through hole (11).

5. A single-phase inductor with cooling structure according to claim 1, characterized in that: The middle part of the inductor shell (8) is provided with a plurality of groups of heat dissipation holes (12), and the plurality of groups of heat dissipation holes (12) are equiangularly distributed on the outer surface of the inductor shell (8).

6. A single-phase inductor with cooling structure according to claim 5, characterized in that: The outer ring of the inductor shell (8) is integrally formed with a plurality of outer fins (13), and the middle part of the plurality of outer fins (13) is provided with a ventilation hole (14).

7. A single-phase inductor with cooling structure according to claim 1, characterized in that: The water tanks (4) at the two ends of the iron core (1) are connected through a backflow pipe (15), and the middle part of the backflow pipe (15) is a spiral structure.

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