CN212719629U

CN212719629U - High-efficiency low-loss LED driving power supply

Info

Publication number: CN212719629U
Application number: CN202022277322.4U
Authority: CN
Inventors: 鲁建
Original assignee: Huizhou Ever Technology Co ltd
Current assignee: Huizhou Ever Technology Co ltd
Priority date: 2020-10-14
Filing date: 2020-10-14
Publication date: 2021-03-16
Anticipated expiration: 2030-10-14

Abstract

The utility model discloses a high efficiency low-loss LED drive power supply relates to the electrical apparatus field, is difficult to satisfy the problem of high-power LED drive power supply heat dissipation demand to current ordinary forced air cooling structure, now proposes following scheme, and it includes the inner tube, the inner tube is the level form, just the circular slot has been seted up to the one end of inner tube, the circular slot runs through in the inner tube along the axial of inner tube, just the inner fin has been seted up along its length direction to the circumference inner wall of inner tube, the inner fin is annular array distribution about the inner tube, just the one end of inner tube is matchd and is installed first end cover, the inner tube is kept away from the one end of first end cover and is matchd and install the second end cover, just the circumference outer wall of inner tube prolongs length direction and has seted up outer heat. The utility model discloses novel structure, and the device is effectual has improved traditional forced air cooling heat radiation structure's radiating efficiency, has solved the problem that ordinary forced air cooling structure is difficult to satisfy high-power led drive power supply heat dissipation demand.

Description

High-efficiency low-loss LED driving power supply

Technical Field

The utility model relates to an electrical apparatus field especially relates to a high efficiency low loss LED drive power supply.

Background

Compared with the traditional lighting equipment, the LED lamp has the characteristics of high starting speed, high lighting intensity, rich colors, energy conservation, low heating and the like, has small volume like bean particles, is widely applied to the fields of various lighting equipment, displays and the like, generally, the luminous power of a single LED lamp bead cannot meet the requirement, but the LED lamp bead array is adopted for light enhancement, such as a lamp strip, a lamp panel, a lamp ball and the like, in addition, an LED large screen and a display are obtained by integrating LED luminous elements (diodes), and no matter which expression form is, the LED lamp can be effectively controlled only by matching a driving power supply.

The Led driving power supply not only needs to provide stable electric energy for a large number of Led light-emitting components, but also needs to effectively control the Led light-emitting components, so that the driving power supply can generate a large amount of waste heat during operation, the waste heat can enable a circuit element to rapidly heat up, the operating efficiency of the circuit element can gradually decrease along with the rise of temperature, and even can suddenly fail, the traditional air cooling heat dissipation method is low in efficiency and difficult to meet the heat dissipation requirement of a high-power driving power supply, and therefore in order to solve the problems, a high-efficiency low-loss Led driving power supply is provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pair of high efficiency low-loss LED drive power supply has solved the problem that ordinary forced air cooling structure is difficult to satisfy high-power LED drive power supply heat dissipation demand.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a high efficiency low-loss LED drive power supply, includes the inner tube, the inner tube is the level form, just the circular slot has been seted up to the one end of inner tube, the circular slot runs through in the inner tube along the axial of inner tube, just the interior fin has been seted up along its length direction to the circumference inner wall of inner tube, interior fin is ring array and distributes about the inner tube, just the one end of inner tube is matchd and is installed first end cover, the one end that first end cover was kept away from to the inner tube is matchd and is installed the second end cover, just the circumference outer wall of inner tube has seted up outer heat dissipation piece along its length direction, outer heat dissipation piece is ring array and distributes about the inner tube, outer heat dissipation piece all is located between first end cover and the.

Preferably, the inner wall of the circumference of inner tube has seted up the spout along its length direction, just the spout is symmetric distribution about the inner tube, the circuit board is installed in the inner tube mately, just the both sides of circuit board all are sliding connection with the spout.

Preferably, the first end cover and the second end cover are both in threaded connection with the inner pipe.

Preferably, a motor is installed at one end, far away from the inner pipe, of the first end cover in a matched mode, an output shaft of the motor and the inner pipe are coaxial, and a cooling fan is installed at the output shaft of the motor in a matched mode.

Preferably, the one end seal installation that the inner tube was kept away from to the second end cover has glib talker and rubber buffer, just glib talker and rubber buffer all run through in the second end cover and be the intercommunication with the circular slot.

Preferably, the outer circumferential wall of the inner tube is sleeved with the air guide sleeve in a matching manner, the air guide sleeve and the inner tube are coaxial, the outer heat dissipation sheet is located between the inner tube and the inner circumferential wall of the air guide sleeve, and the outer heat dissipation sheet is fixedly connected with the air guide sleeve.

The utility model has the advantages that:

1. the device's inner tube both ends are connected with the end cover through the screw to set up glib talker and rubber buffer on the end cover, make the filling and the subsequent maintenance of mineral oil more convenient.

2. The device make full use of mineral oil insulation, no corruption and high heat conductivity characteristics for each department on the circuit board all can be through the oil body with heat conduction to the inner wall of inner fin and inner tube on, make heat conduction area and the heat conduction speed of circuit board all increase substantially, improved the radiating efficiency.

3. The width of the inner radiating fin is narrow, space is reserved for electronic elements, the contact area of the outer radiating fin and radiating airflow is greatly increased, the device prevents the radiating airflow from diffusing through the flow guide cover, and the air cooling efficiency is further improved.

In conclusion, the device effectively improves the heat dissipation efficiency of the traditional air cooling heat dissipation structure and solves the problem that the common air cooling structure is difficult to meet the heat dissipation requirement of the high-power LED driving power supply.

Drawings

Fig. 1 is a sectional view of the internal structure of the present invention.

Fig. 2 is a right side view of the present invention.

Fig. 3 is a cross-sectional view of a-a in fig. 1 according to the present invention.

Reference numbers in the figures: 1. an inner tube; 2. a circular groove; 3. an inner heat sink; 4. a chute; 5. a circuit board; 6. a first end cap; 7. a second end cap; 8. a motor; 9. a nozzle tip; 10. a rubber plug; 11. An outer heat-dissipating sheet; 12. a pod; 13. a heat dissipation fan.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a high-efficiency low-loss LED driving power supply includes an inner tube 1, the inner tube 1 is horizontal, one end of the inner tube 1 is provided with a circular groove 2, the circular groove 2 penetrates through the inner tube 1 along the axial direction of the inner tube 1, and the circumferential inner wall of the inner tube 1 is provided with inner fins 3 along the length direction thereof, the inner fins 3 are distributed in an annular array with respect to the inner tube 1, one end of the inner tube 1 is provided with a first end cap 6 in a matching manner, one end of the inner tube 1 away from the first end cap 6 is provided with a second end cap 7 in a matching manner, the circumferential outer wall of the inner tube 1 is provided with outer fins 11 along the length direction thereof, the outer fins 11 are distributed in an annular array with respect to the inner tube 1, the outer fins 11 are both located between the first end cap 6 and the second end cap 7, the circumferential inner wall of the inner tube 1 is provided with, just spout 4 is the symmetric distribution about inner tube 1, match in the inner tube 1 and install circuit board 5, just the both sides of circuit board 5 all are sliding connection with spout 4, first end cover 6 and second end cover 7 all are threaded connection with inner tube 1, the one end of keeping away from inner tube 1 of first end cover 6 matches and installs motor 8, just the output shaft of motor 8 is coaxial form with inner tube 1, radiator fan 13 is installed in the output shaft matching of motor 8, the one end seal installation that inner tube 1 was kept away from to second end cover 7 has glib talker 9 and rubber buffer 10, just glib 9 and rubber buffer 10 all run through and are the intercommunication in second end cover 7 and circular slot 2, the circumference outer wall of inner tube 1 has cup jointed kuppe 12, just kuppe 12 is coaxial with inner tube 1, outer radiating fin 11 is located between the circumference inner tube 1 and the inner wall of kuppe 12, and the outer heat dissipation sheet 11 is fixedly connected with the air guide sleeve 12.

The working principle is as follows: the first end cap 6 and the second end cap 7 of the device are hermetically connected with the inner tube 1 through threads and a sealant, the oil nozzle 9 of the device is upwards pulled out of the rubber plug 10, mineral oil is injected through the oil nozzle 9, and exhaust is performed through the air hole at the pulled-out position of the rubber plug 10, when the inner tube 1 is filled with the mineral oil, the rubber plug 10 can be installed back for sealing, at the moment, the inner tube 1 is filled with the mineral oil which is insulating, non-corrosive and good in heat conduction performance, so that each position on the circuit board 5 can conduct heat to the inner radiating fins 3 and the inner wall of the inner tube 1 through oil bodies, the heat conduction area and the heat conduction speed of the circuit board 5 are greatly increased, the heat exchange efficiency of the inner tube 1 and the outer radiating fins 11 of the device is effectively improved, and then the heat dissipation fan 13 is driven by the motor 8 to perform forced air cooling on the outer wall of the inner tube 1, the outer radiating, the benefit of the traditional air cooling structure is maximized, the heat dissipation airflow is prevented from diffusing through the air guide sleeve 12, the air cooling efficiency is further improved, the width of the inner radiating fin 3 of the device is narrow, a space is reserved for electronic elements, and the contact area between the outer radiating fin 11 and the heat dissipation airflow is increased greatly.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A high-efficiency low-loss LED driving power supply comprises an inner tube (1) and is characterized in that the inner tube (1) is horizontal, and one end of the inner tube (1) is provided with a circular groove (2), the circular groove (2) penetrates through the inner tube (1) along the axial direction of the inner tube (1), and the inner wall of the circumference of the inner pipe (1) is provided with inner radiating fins (3) along the length direction, the inner cooling fins (3) are distributed in an annular array relative to the inner pipe (1), a first end cover (6) is arranged at one end of the inner pipe (1) in a matching way, a second end cover (7) is arranged at one end of the inner pipe (1) far away from the first end cover (6) in a matching way, and the circumferential outer wall of the inner pipe (1) is provided with outer heat dissipation sheets (11) along the length direction, the outer heat dissipation sheets (11) are distributed in an annular array relative to the inner pipe (1), and the outer heat dissipation sheets (11) are located between the first end cover (6) and the second end cover (7).

2. The high-efficiency low-loss LED driving power supply according to claim 1, wherein a sliding groove (4) is formed in the circumferential inner wall of the inner tube (1) along the length direction of the inner tube, the sliding grooves (4) are symmetrically distributed about the inner tube (1), a circuit board (5) is installed in the inner tube (1) in a matching manner, and two sides of the circuit board (5) are in sliding connection with the sliding grooves (4).

3. A high efficiency low loss LED driving power supply according to claim 1, wherein the first end cap (6) and the second end cap (7) are both screwed with the inner tube (1).

4. The high-efficiency low-loss LED driving power supply according to claim 1, wherein a motor (8) is mounted at one end of the first end cover (6) far away from the inner tube (1) in a matching manner, an output shaft of the motor (8) and the inner tube (1) are coaxial, and a cooling fan (13) is mounted at an output shaft of the motor (8) in a matching manner.

5. The high-efficiency low-loss LED driving power supply according to claim 1, wherein an oil nozzle (9) and a rubber plug (10) are hermetically mounted at one end of the second end cover (7) far away from the inner tube (1), and the oil nozzle (9) and the rubber plug (10) both penetrate through the second end cover (7) and are communicated with the circular groove (2).

6. The high-efficiency low-loss LED driving power supply according to claim 1, wherein a dome (12) is sleeved on the circumferential outer wall of the inner pipe (1) in a matching manner, the dome (12) and the inner pipe (1) are coaxial, the outer heat dissipation fins (11) are located between the inner pipe (1) and the circumferential inner wall of the dome (12), and the outer heat dissipation fins (11) and the dome (12) are fixedly connected.