Low-loss high-power I-shaped inductor structure

Abstract

The utility model discloses a low-loss high-power I-shaped inductor structure, and aims to provide the low-loss high-power I-shaped inductor structure which can timely dissipate heat of an inductor through external assistance. The inductor comprises a protection shell, an inductor body, a fixing assembly, an opening and closing assembly and an exhaust fan, a protection cavity is formed in the protection shell, the bottom face of the protection cavity is open, the fixing assembly is installed in the protection cavity, the inductor body is installed in the protection cavity through the fixing assembly, the opening and closing assembly is installed on the side face of the protection shell, and the exhaust fan is installed on the side face of the protection shell. And the exhaust fan is mounted on the top surface of the protection cavity. The inductor has the advantages that the inductor is cooled in time through external assistance, the inductor body can be quickly disassembled and assembled, heat dissipation can be guaranteed, the rotating angle of the rotating plate can be controlled, resetting of the rotating plate can be achieved, and heat dissipation of the top end of the inductor body is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field related to electronic components, in particular to a low-loss and high-power I-shaped inductor structure. Background Art

[0002] In existing electronic circuits, I-shaped inductors are widely used due to their excellent current carrying capacity and electromagnetic compatibility. However, as the power of electronic devices continues to increase, the loss problem of existing I-shaped inductors has gradually become a key factor limiting their performance improvement. The heat dissipation design of existing I-shaped inductors is often insufficient to cope with the heat generated during high-power operation, which may lead to increased inductor loss and reduced power.

[0003] The Chinese patent authorization announcement number is CN103489571B, and the authorization announcement date is December 23, 2015. The inductor is disclosed, including an inductor coil, which is formed by a wire; a cover body, the cover body is provided with a through hole, the inductor coil is installed in the through hole, a cavity is formed between the through hole and the inductor coil, and the cavity is filled with potting glue injected under a vacuum state; the characteristics are: the top and bottom of the cover body are both sawtooth structures; the top of the cover body conducts the heat generated by the inductor to the first heat dissipation device through the first thermal conductive silicone sheet; the bottom of the cover body conducts the heat generated by the inductor to the second heat dissipation device through the second thermal conductive silicone sheet; the peripheral wall of the through hole is also provided with a first wire groove and a second wire groove, the first lead terminal of the wire extends out of the cover from the first wire groove, and the second lead terminal of the wire extends out of the cover from the second wire groove. The disadvantage of this utility model is that the heat dissipation capacity of the inductor itself is not enough to cope with the heat generated under high power. Utility Model Content

[0004] The utility model aims to overcome the deficiency that the heat dissipation design of the I-shaped inductor in the prior art is often insufficient to cope with the heat generated during high-power operation, and provides a low-loss high-power I-shaped inductor structure that can dissipate heat of the inductor in a timely manner through external assistance.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A low-loss, high-power I-shaped inductor structure comprises a protective shell, an inductor body, a fixing component, an opening and closing component and an exhaust fan, wherein the protective shell is provided with a protective cavity, the bottom surface of the protective cavity is open, the fixing component is installed in the protective cavity, the inductor body is installed in the protective cavity through the fixing component, the opening and closing component is installed on the side surface of the protective shell, and the exhaust fan is installed on the top surface of the protective cavity.

[0007] The protective shell is used to protect the entire device. The inductor body is installed in the protective cavity opened in the protective shell. The inductor body generates heat in the protective cavity. The inductor body is fixed in the protective shell by a fixing component to prevent the inductor from shifting. After the inductor body is fixed, when the inductor generates more heat, the opening and closing component is opened to dissipate the heat in the protective cavity. At the same time, an exhaust fan is installed on the top surface of the protective cavity to speed up air circulation, thereby quickly cooling the protective cavity. The opening and closing angle can be controlled by the opening and closing component, and different angles can be used for heat dissipation according to different situations, thereby achieving the purpose of timely heat dissipation of the inductor through external assistance.

[0008] Preferably, the fixing assembly includes a top plate and a fixing ring, the top plate is placed in the protective cavity, a plurality of connecting plates distributed in a circumference are provided on the side of the protective cavity, one end of the connecting plate is connected to the top plate, and the other end of the connecting plate is connected to the inner wall of the protective cavity, a limit ring is installed on the top plate, the limit ring corresponds to the upper end of the inductor body, the top surface of the inductor body is fitted with the top plate, the fixing ring is fitted with the lower end surface of the inductor body, a connecting ring is installed on the fixing ring, and the fixing ring is detachably connected to the protective shell through the connecting ring. The top plate of the fixed component is installed in the protective cavity, the inductor body is placed in the protective cavity, and the top surface is fitted with the top plate. The upper end of the inductor body after fitting is limited in the protective cavity by a limit ring, and the top plate and the inner wall of the protective cavity are connected by a connecting plate. The connection through the connecting plate is to ensure air circulation above and below the top plate, and to ensure that the exhaust fan can effectively dissipate heat when working. After limiting the upper end of the inductor body, the fixing ring is placed in the protective cavity and fits with the lower end of the inductor body. The fixing plate is limited and fixed by the joint action of the fitting fixing rod and the top plate. At the same time, the connecting ring on the fixing ring is connected to the protective shell by screws. The fixing ring can be disassembled and assembled by screws, thereby realizing the disassembly and assembly of the inductor body. Such a design can quickly disassemble and assemble the inductor body.

[0009] Preferably, the protective shell is provided with a plurality of heat dissipation holes distributed in a circle, a rotating plate is installed in the heat dissipation hole, the rotating plate matches the heat dissipation hole, and the upper end of the rotating plate is rotatably connected to the two side surfaces of the heat dissipation hole. The heat dissipation holes distributed in a circle on the protective shell are provided with a rotating plate installed on the heat dissipation hole, the upper end of the rotating plate is rotatably connected to the protective shell, the rotating plate and the heat dissipation hole are closed, the rotating plate can be rotated to open the heat dissipation hole, and the heat dissipation hole is opened to dissipate heat in the protective shell. The heat dissipation holes distributed in a circle can increase the heat dissipation area and accelerate the heat dissipation. Such a design can ensure heat dissipation.

[0010] Preferably, the opening and closing assembly comprises a pneumatic cylinder and a lifting ring, the lifting ring is fitted with the side of the protective cavity, the rotating plate is provided with a push groove, the cross-sectional shape of the push groove is triangular, the lifting ring is provided with a plurality of push rods, the push rods correspond to the rotating plate one by one, the push rods are placed in the push groove, the inner side of the lifting ring is provided with a force plate, the pneumatic cylinder is provided on the connecting plate, and the pneumatic end of the pneumatic cylinder is connected to the force plate. The opening and closing assembly is used to realize the opening and closing of the rotating plate, control the rotation angle of the rotating plate, so as to realize heat dissipation according to different requirements, the lifting ring can be driven by the pneumatic cylinder to lift and lower, the lifting ring is fitted on the inner wall of the protective cavity, the push rod installed on the lifting ring is placed in the push groove of the rotating plate, the push rod follows the lifting plate to rise, the cross-sectional shape of the push groove is triangular, the upper end depth of the push groove gradually decreases, the push rod moves in the push groove when rising, and since the extension length of the push rod is fixed, it will push the rotating plate to rotate, and such a design can control the rotation angle of the rotating plate.

[0011] Preferably, the limiting ring is provided with a plurality of springs distributed in a circumference, one end of the spring is connected to the limiting ring, and the other end of the spring is connected to the rotating plate. The plurality of springs installed on the limiting ring correspond to the rotating plate one by one, and the springs connect the limiting ring and the rotating plate. When the lifting plate is located at the bottom end of the protection cavity, when the push rod pushes the rotating plate to rotate, the spring acts on the rotating plate to drive the rotating plate to reset. Such a design can realize the reset of the rotating plate.

[0012] Preferably, a mounting hole is provided on the top plate, a heat conducting plate is installed in the mounting hole, the heat conducting plate is connected to the top plate, and the bottom surface of the heat conducting plate is in contact with the top surface of the inductor body. The heat conducting plate is installed in the mounting hole provided on the top plate, and the heat conducting plate transfers the heat generated at the top of the inductor body to the upper end of the top plate, which is conducive to heat dissipation of the top surface of the inductor body when the exhaust fan drives air circulation, and prevents heat from accumulating between the top of the inductor body and the top plate. Such a design facilitates heat dissipation of the top of the inductor body.

[0013] The beneficial effects of the utility model are: the inductor can be cooled in time by external assistance, the inductor body can be quickly disassembled and assembled, the heat dissipation can be ensured, the rotation angle of the rotating plate can be controlled, the rotating plate can be reset, and the top of the inductor body can be cooled. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural schematic diagram of the utility model;

[0015] Figure 2 yes Figure 1 sectional view of

[0016] Figure 3 yes Figure 1Schematic diagram of the structure of the middle protective shell;

[0017] Figure 4 yes Figure 2 A schematic diagram of the structure of the fixed components and the inductor body;

[0018] Figure 5 yes Figure 2 Schematic diagram of the structure of the rotating plate;

[0019] Figure 6 yes Figure 2 Schematic diagram of the structure of the middle opening and closing component.

[0020] In the figure: 1. Protective shell; 11. Protective cavity; 12. Heat dissipation hole; 2. Inductor body; 3. Fixing assembly; 31. Top plate; 32. Fixing ring; 33. Connecting plate; 34. Limiting ring; 35. Connecting ring; 36. Spring; 37. Mounting hole; 38. Heat conducting plate; 4. Opening and closing assembly; 41. Pneumatic cylinder; 42. Lifting ring; 43. Push rod; 44. Force plate; 5. Exhaust fan; 6. Rotating plate; 61. Push groove. DETAILED DESCRIPTION

[0021] The utility model is further described below in conjunction with the accompanying drawings and specific implementation methods.

[0022] like Figure 1 , Figure 2 In the illustrated embodiment, a low-loss, high-power I-shaped inductor structure includes a protective shell 1, an inductor body 2, a fixing component 3, an opening and closing component 4, and an exhaust fan 5. The protective shell 1 is provided with a protective cavity 11, the bottom surface of the protective cavity 11 is open, the fixing component 3 is installed in the protective cavity 11, the inductor body 2 is installed in the protective cavity 11 through the fixing component 3, the opening and closing component 4 is installed on the side of the protective shell 1, and the exhaust fan 5 is installed on the top surface of the protective cavity 11.

[0023] like Figure 3 , Figure 4 As shown, the fixing assembly 3 includes a top plate 31 and a fixing ring 32. The top plate 31 is placed in the protective cavity 11. A plurality of connecting plates 33 distributed in a circumference are provided on the side of the protective cavity 11. One end of the connecting plate 33 is connected to the top plate 31, and the other end of the connecting plate 33 is connected to the inner wall of the protective cavity 11. A limit ring 34 is installed on the top plate 31. The limit ring 34 corresponds to the upper end of the inductor body 2. The top surface of the inductor body 2 is fitted with the top plate 31. The fixing ring 32 is fitted with the lower end surface of the inductor body 2. A connecting ring 35 is installed on the fixing ring 32. The fixing ring 32 is detachably connected to the protective shell 1 through the connecting ring 35.

[0024] like Figure 5As shown, the protective shell 1 is provided with a plurality of heat dissipation holes 12 distributed in a circumference, and a rotating plate 6 is installed in the heat dissipation hole 12. The rotating plate 6 matches the heat dissipation hole 12, and the upper end of the rotating plate 6 is rotatably connected to the two side surfaces of the heat dissipation hole 12.

[0025] like Figure 6 As shown, the opening and closing assembly 4 includes a pneumatic cylinder 41 and a lifting ring 42. The lifting ring 42 is fitted with the side of the protective cavity 11. A push groove 61 is provided on the rotating plate 6. The cross-sectional shape of the push groove 61 is triangular. A plurality of push rods 43 are installed on the lifting ring 42. The push rods 43 correspond to the rotating plate 6 one by one. The push rods 43 are placed in the push groove 61. A force plate 44 is installed on the inner side of the lifting ring 42. The pneumatic cylinder 41 is installed on the connecting plate 33. The pneumatic end of the pneumatic cylinder 41 is connected to the force plate 44.

[0026] A plurality of springs 36 distributed in a circumference are provided on the limiting ring 34 , one end of the spring 36 is connected to the limiting ring 34 , and the other end of the spring 36 is connected to the rotating plate 6 .

[0027] The top plate 31 is provided with a mounting hole 37 , in which a heat conducting plate 38 is mounted. The heat conducting plate 38 is connected to the top plate 31 , and the bottom surface of the heat conducting plate 38 is in contact with the top surface of the inductor body 2 .

[0028] When in use, the inductor body 2 is placed in the protective cavity 11, the top surface of the inductor body 2 is fitted with the top plate 31 and limited by the limiting ring 34. After limiting, the lower end of the inductor body 2 is limited by the fixing ring 32, and the fixing ring 32 is installed in the protective shell 1 through the connecting ring 35 to fix the inductor body 2 in the protective shell 1.

[0029] After the installation is completed, the inductor body 2 is installed. A large amount of heat will be generated when the inductor is working. At this time, the pneumatic cylinder 41 is activated to drive the lifting ring 42 to lift and lower. During the lifting and lowering, the movement of the push rod 43 in the push groove 61 drives the rotating plate 6 to rotate. The heat dissipation hole 12 is opened during the rotation process to accelerate the heat dissipation. At the same time, the exhaust fan 5 works to accelerate the heat dissipation by accelerating the air circulation. At the same time, the upper end of the inductor body 2 transfers heat through the heat conducting plate 38 to cool the inductor body 2, and the transferred heat is dissipated by the exhaust fan 5.

Claims

1. A low-loss, high-power I-shaped inductor structure, characterized in that: The invention comprises a protective shell (1), an inductor body (2), a fixing component (3), an opening and closing component (4) and an exhaust fan (5); the protective shell (1) is provided with a protective cavity (11); the bottom surface of the protective cavity (11) is open; the fixing component (3) is installed in the protective cavity (11); the inductor body (2) is installed in the protective cavity (11) through the fixing component (3); the opening and closing component (4) is installed on the side surface of the protective shell (1); and the exhaust fan (5) is installed on the top surface of the protective cavity (11).

2. The low-loss, high-power I-shaped inductor structure according to claim 1 is characterized in that: The fixing assembly (3) comprises a top plate (31) and a fixing ring (32), wherein the top plate (31) is placed in the protective cavity (11), and a plurality of connecting plates (33) distributed in a circumferential manner are provided on the side surface of the protective cavity (11), wherein one end of the connecting plate (33) is connected to the top plate (31), and the other end of the connecting plate (33) is connected to the inner wall of the protective cavity (11), and a limiting ring (34) is installed on the top plate (31), wherein the limiting ring (34) corresponds to the upper end of the inductor body (2), the top surface of the inductor body (2) is in contact with the top plate (31), and the fixing ring (32) is in contact with the lower end surface of the inductor body (2), and a connecting ring (35) is installed on the fixing ring (32), and the fixing ring (32) is detachably connected to the protective shell (1) via the connecting ring (35).

3. The low-loss, high-power I-shaped inductor structure according to claim 2 is characterized in that: The protective shell (1) is provided with a plurality of heat dissipation holes (12) distributed in a circumferential manner, a rotating plate (6) is installed in the heat dissipation hole (12), the rotating plate (6) matches the heat dissipation hole (12), and the upper end of the rotating plate (6) is rotatably connected to the two side surfaces of the heat dissipation hole (12).

4. The low-loss high-power I-shaped inductor structure according to claim 3 is characterized in that: The opening and closing assembly (4) comprises a pneumatic cylinder (41) and a lifting ring (42), wherein the lifting ring (42) is fitted with a side surface of the protective cavity (11), a push groove (61) is provided on the rotating plate (6), and the cross-sectional shape of the push groove (61) is triangular, a plurality of push rods (43) are installed on the lifting ring (42), wherein the push rods (43) correspond to the rotating plate (6) one by one, and the push rods (43) are placed in the push grooves (61), and a force plate (44) is installed on the inner side surface of the lifting ring (42), and the pneumatic cylinder (41) is installed on the connecting plate (33), and the pneumatic end of the pneumatic cylinder (41) is connected to the force plate (44).

5. The low-loss high-power I-shaped inductor structure according to claim 3 is characterized in that: The limiting ring (34) is provided with a plurality of springs (36) distributed in a circumferential manner, one end of the spring (36) is connected to the limiting ring (34), and the other end of the spring (36) is connected to the rotating plate (6).

6. The low-loss high-power I-shaped inductor structure according to claim 2 is characterized in that: The top plate (31) is provided with a mounting hole (37), a heat conducting plate (38) is mounted in the mounting hole (37), the heat conducting plate (38) is connected to the top plate (31), and the bottom surface of the heat conducting plate (38) is in contact with the top surface of the inductor body (2).

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