Closed magnetic type high-heat-dissipation ignition coil

Abstract

The utility model relates to the technical field of ignition coils, in particular to a closed magnetic type high-heat-dissipation ignition coil which comprises a closed magnetic type coil body, a heat dissipation shell is arranged at the top end of the closed magnetic type coil body, and the inner wall of the heat dissipation shell is fixedly connected with a driving motor. The driving motor is connected with a first heat dissipation fan through a first heat dissipation structure capable of dissipating heat to the top, a top heat dissipation net is arranged above the first heat dissipation fan, and a second heat dissipation structure capable of dissipating heat from the side face is arranged on the right side of the interior of the heat dissipation shell. The outer wall of the right side of the heat dissipation shell is provided with a side face heat dissipation net capable of enabling the second heat dissipation structure to exhaust air. According to the ignition coil, the first heat dissipation structure and the second heat dissipation structure are matched with each other, heat in the heat dissipation shell can be discharged through the top heat dissipation net and the side face heat dissipation net, and therefore the heat of the ignition coil is greatly dissipated, the performance of the ignition coil is improved through heat dissipation, and premature failure is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of ignition coil, especially to a closed magnetic high-heat-dissipation ignition coil. BACKGROUND

[0002] The closed magnetic ignition coil is a special ignition coil. It adopts a closed magnetic structure, which can effectively concentrate magnetic flux and reduce magnetic energy leakage. The structure design of the closed magnetic type can improve the conversion efficiency of ignition energy, enable the spark plug to generate stronger sparks, and thus improve the combustion process. The reliability is improved, the service life is prolonged, and in the equipment such as automobile that needs ignition system, the overall performance is helped to improve, such as improving fuel economy, reducing exhaust emission and the like.

[0003] In the modern engine ignition system, the ignition coil plays a vital role. With the continuous development of engine technology, the working load of the ignition coil is increasing. In the high-load working state, a large amount of heat will be generated inside the ignition coil. The accumulation of heat not only affects the performance of the ignition coil itself, but also may cause its premature failure. UTILITY MODEL CONTENT

[0004] The utility model discloses a closed magnetic high-heat-dissipation ignition coil, which can effectively dissipate the heat generated inside the ignition coil, improve the performance of the ignition coil, and prolong the service life of the ignition coil.

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

[0006] A closed magnetic high-heat-dissipation ignition coil, comprising a closed magnetic coil body, a heat dissipation shell is arranged at the top end of the closed magnetic coil body, a driving motor is fixedly connected to the inner wall of the heat dissipation shell, the driving motor is connected with a first heat dissipation fan through a first heat dissipation structure capable of dissipating heat to the top, a top heat dissipation net is arranged above the first heat dissipation fan, a second heat dissipation structure capable of dissipating heat from the side is arranged inside the right side of the heat dissipation shell, and a side heat dissipation net capable of allowing the second heat dissipation structure to exhaust air is formed in the right outer wall of the heat dissipation shell.

[0007] Preferably, the first heat dissipation structure comprises a driving shaft, a support plate, a first bevel gear, a bearing, a connecting shaft and a second bevel gear, one end of the driving shaft is fixedly connected with the output end of the driving motor, the support plate is fixedly connected with the inner wall of the heat dissipation shell, and the driving shaft is rotatably connected with the support plate.

[0008] Preferably, the first bevel gear is fixedly connected to the other end of the driving shaft, the bearing is fixedly connected to the bottom end of the inner wall of the heat dissipation shell, the connecting shaft is fixedly connected to the inner ring of the bearing, and the second bevel gear is fixedly connected to the outer wall of the connecting shaft.

[0009] Preferably, the first bevel gear and the second bevel gear are meshed with each other, and the first cooling fan is fixedly connected to the top end of the connecting shaft.

[0010] Preferably, the second heat dissipation structure includes a third bevel gear, a transmission shaft, a first partition, a second partition, and a second heat dissipation fan. The third bevel gear and the second bevel gear are meshed with each other, one end of the transmission shaft is fixedly connected to the third bevel gear, and the first partition and the second partition are both fixedly connected to the inner wall of the heat dissipation shell.

[0011] Preferably, the second cooling fan is fixedly connected to the other end of the transmission shaft, the transmission shaft is rotatably connected to the first partition and the second partition respectively, and the blowing direction of the second cooling fan is toward the side cooling net.

[0012] Compared with the prior art, the beneficial effects of the present invention are:

[0013] When the utility model is in use, the first heat dissipation structure and the second heat dissipation structure cooperate with each other, so that when the ignition coil is working, the drive motor follows the ignition coil to work at the same time, and then the drive motor drives the first heat dissipation fan and the second heat dissipation fan to rotate at the same time, so that the heat in the heat dissipation shell can be discharged through the top heat dissipation net and the side heat dissipation net, thereby greatly dissipating the heat of the ignition coil. The heat dissipation improves the performance of the ignition coil and prevents it from failing prematurely. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the three-dimensional structure of a closed-magnetic high-heat dissipation ignition coil proposed by the present invention;

[0015] Figure 2 This is a schematic diagram of a half-cutaway three-dimensional structure of a closed-magnetic high-heat dissipation ignition coil proposed by the present invention;

[0016] Figure 3 This is a schematic diagram of the internal three-dimensional structure of the heat dissipation shell of a closed-magnetic high-heat dissipation ignition coil proposed by the present invention.

[0017] In the figure: 1. Closed-magnetic coil body; 2. Heat dissipation shell; 3. Drive motor; 4. First cooling fan; 5. Top heat dissipation net; 6. Second heat dissipation structure; 7. Side heat dissipation net; 8. Drive shaft; 9. Support plate; 10. First bevel gear; 11. Bearing; 12. Connecting shaft; 13. Second bevel gear; 14. Third bevel gear; 15. Transmission shaft; 16. First partition; 17. Second partition; 18. Second cooling fan. DETAILED DESCRIPTION

[0018] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0019] Reference Figure 1-Figure 3 A closed magnetic high heat dissipation ignition coil includes a closed magnetic coil body 1, a heat dissipation shell 2 is provided at the top of the closed magnetic coil body 1, a drive motor 3 is fixedly connected to the inner wall of the heat dissipation shell 2, the drive motor 3 is connected to a first heat dissipation fan 4 through a first heat dissipation structure that can dissipate heat to the top, a top heat dissipation net 5 is provided above the first heat dissipation fan 4, a second heat dissipation structure 6 that can dissipate heat from the side is provided on the right side of the interior of the heat dissipation shell 2, and a side heat dissipation net 7 is provided on the right outer wall of the heat dissipation shell 2 for allowing the second heat dissipation structure 6 to exhaust air.

[0020] It should be noted that the drive motor 3 and the closed magnetic coil body 1 are existing technologies. The specific model specifications need to be selected and determined based on the actual specifications of the device. The specific selection calculation method adopts the existing technology in this field, so it will not be repeated.

[0021] Furthermore, the first heat dissipation structure includes a driving shaft 8, a support plate 9, a first bevel gear 10, a bearing 11, a connecting shaft 12, and a second bevel gear 13. One end of the driving shaft 8 is fixedly connected to the output end of the drive motor 3, the support plate 9 is fixedly connected to the inner wall of the heat dissipation shell 2, and the driving shaft 8 is rotatably connected to the support plate 9.

[0022] The top heat dissipation net 5 is arranged at the top of the outer wall of the heat dissipation shell 2 and is located above the first heat dissipation fan 4 , so that the hot air blown by the first heat dissipation fan 4 is discharged outside the heat dissipation shell 2 through the top heat dissipation net 5 .

[0023] Furthermore, the first bevel gear 10 is fixedly connected to the other end of the driving shaft 8, the bearing 11 is fixedly connected to the bottom end of the inner wall of the heat dissipation shell 2, the connecting shaft 12 is fixedly connected to the inner ring of the bearing 11, and the second bevel gear 13 is fixedly connected to the outer wall of the connecting shaft 12.

[0024] Among them, the first heat dissipation structure is achieved by starting the drive motor 3, the drive motor 3 drives the active shaft 8 to rotate, the active shaft 8 drives the first bevel gear 10 to rotate, the first bevel gear 10 drives the second bevel gear 13 to rotate, the second bevel gear 13 drives the connecting shaft 12 to rotate, and the connecting shaft 12 drives the first cooling fan 4 to rotate, and the hot air is discharged from the top heat dissipation net 5.

[0025] Further, the first bevel gear 10 is engaged with the second bevel gear 13, and the first heat dissipation fan 4 is fixedly connected with the top end of the connecting shaft 12.

[0026] The outer ring of the bearing 11 is fixedly connected with the inner wall bottom end of the heat dissipation shell 2, and the inner ring of the bearing 11 is fixedly connected with the connecting shaft 12, so that the rotation of the connecting shaft 12 is more convenient.

[0027] Further, the second heat dissipation structure 6 comprises a third bevel gear 14, a transmission shaft 15, a first partition plate 16, a second partition plate 17 and a second heat dissipation fan 18, the third bevel gear 14 is engaged with the second bevel gear 13, one end of the transmission shaft 15 is fixedly connected with the third bevel gear 14, and the first partition plate 16 and the second partition plate 17 are fixedly connected with the inner wall of the heat dissipation shell 2.

[0028] The second heat dissipation structure 6 is rotated through the second bevel gear 13, the second bevel gear 13 drives the third bevel gear 14 to rotate, the third bevel gear 14 drives the transmission shaft 15 to rotate, and the transmission shaft 15 drives the second heat dissipation fan 18 to rotate, so that the hot air is discharged from the side heat dissipation net 7.

[0029] Further, the second heat dissipation fan 18 is fixedly connected with the other end of the transmission shaft 15, the transmission shaft 15 is rotatably connected with the first partition plate 16 and the second partition plate 17, and the blowing direction of the second heat dissipation fan 18 is towards the side heat dissipation net 7.

[0030] The first partition plate 16 is arranged on the left side of the second partition plate 17, and mainly serves to support the transmission shaft 15 and assist the rotation of the transmission shaft 15.

[0031] Working principle: when the device is used, firstly, the driving motor 3 is started, the driving motor 3 drives the driving shaft 8 to rotate, the driving shaft 8 drives the first bevel gear 10 to rotate, the first bevel gear 10 drives the second bevel gear 13 to rotate, the second bevel gear 13 drives the connecting shaft 12 to rotate, the connecting shaft 12 drives the first heat dissipation fan 4 to rotate, and the hot air is discharged from the top heat dissipation net 5, at the same time, the second bevel gear 13 drives the third bevel gear 14 to rotate, the third bevel gear 14 drives the transmission shaft 15 to rotate, and the transmission shaft 15 drives the second heat dissipation fan 18 to rotate, so that the hot air is discharged from the side heat dissipation net 7, thereby greatly dissipating the heat of the ignition coil, the performance of the ignition coil is improved, and the ignition coil is not prone to failure too early.

[0032] The above merely describes a preferred specific implementation manner of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the application concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A closed-magnetic high-heat dissipation ignition coil, comprising a closed-magnetic coil body (1), characterized in that: A heat dissipation shell (2) is provided at the top of the closed magnetic coil body (1); a driving motor (3) is fixedly connected to the inner wall of the heat dissipation shell (2); the driving motor (3) is connected to a first heat dissipation fan (4) via a first heat dissipation structure capable of dissipating heat to the top; a top heat dissipation net (5) is provided above the first heat dissipation fan (4); a second heat dissipation structure (6) capable of dissipating heat from the side is provided on the right side of the interior of the heat dissipation shell (2); and a side heat dissipation net (7) for allowing the second heat dissipation structure (6) to exhaust air is provided on the right outer wall of the heat dissipation shell (2).

2. A closed magnetic high heat dissipation ignition coil according to claim 1, characterized in that: The first heat dissipation structure comprises a driving shaft (8), a support plate (9), a first bevel gear (10), a bearing (11), a connecting shaft (12), and a second bevel gear (13); one end of the driving shaft (8) is fixedly connected to the output end of the drive motor (3); the support plate (9) is fixedly connected to the inner wall of the heat dissipation shell (2); and the driving shaft (8) and the support plate (9) are rotatably connected.

3. The closed magnetic high heat dissipation ignition coil according to claim 2, characterized in that: The first bevel gear (10) is fixedly connected to the other end of the driving shaft (8), the bearing (11) is fixedly connected to the bottom end of the inner wall of the heat dissipation shell (2), the connecting shaft (12) is fixedly connected to the inner ring of the bearing (11), and the second bevel gear (13) is fixedly connected to the outer wall of the connecting shaft (12).

4. A closed magnetic high heat dissipation ignition coil according to claim 3, characterized in that: The first bevel gear (10) and the second bevel gear (13) are meshed with each other, and the first cooling fan (4) is fixedly connected to the top end of the connecting shaft (12).

5. The closed magnetic high heat dissipation ignition coil according to claim 2, characterized in that: The second heat dissipation structure (6) comprises a third bevel gear (14), a transmission shaft (15), a first partition plate (16), a second partition plate (17), and a second heat dissipation fan (18); the third bevel gear (14) and the second bevel gear (13) are meshed with each other; one end of the transmission shaft (15) is fixedly connected to the third bevel gear (14); and the first partition plate (16) and the second partition plate (17) are both fixedly connected to the inner wall of the heat dissipation shell (2).

6. The closed magnetic high heat dissipation ignition coil according to claim 5, characterized in that: The second cooling fan (18) is fixedly connected to the other end of the transmission shaft (15), and the transmission shaft (15) is rotatably connected to the first partition (16) and the second partition (17), respectively. The blowing direction of the second cooling fan (18) is toward the side cooling net (7).

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