CN213548040U

CN213548040U - LED drive power supply with long service life

Info

Publication number: CN213548040U
Application number: CN202023010480.XU
Authority: CN
Inventors: 郭群
Original assignee: Ningbo Guangqiao Electronic Technology Co ltd
Current assignee: Ningbo Guangqiao Electronic Technology Co ltd
Priority date: 2020-12-14
Filing date: 2020-12-14
Publication date: 2021-06-25
Anticipated expiration: 2030-12-14

Abstract

The utility model discloses a long service life's LED drive power supply relates to LED drive power supply field, for the life who solves current LED drive power supply among the prior art can't obtain the problem of guaranteeing according to service environment. Protective barriers are installed at the upper end and the lower end of the casing, protective barriers's inside is provided with the access panel, the outside of access panel is provided with the draught hole, the install bin is installed to the inside top of casing, the internally mounted of install bin has the scavenger fan, the fixed plate is installed to the below of scavenger fan, the heat-conducting plate is installed to the below of fixed plate, the heat-conducting plate is provided with two, two install drive power supply between the heat-conducting plate, the support column is all installed to drive power supply's both sides, pressure spring is installed to one side of support column, pressure spring respectively with support column and casing welded connection, dampproofing board is installed to drive power supply's below.

Description

LED drive power supply with long service life

Technical Field

The utility model relates to a LED drive power supply technical field specifically is a long service life's LED drive power supply.

Background

An LED driving power supply is a power converter that converts a power supply into a specific voltage and current to drive an LED to emit light, and generally: the input of the LED driving power source includes high-voltage power-frequency alternating current (i.e., commercial power), low-voltage direct current, high-voltage direct current, low-voltage high-frequency alternating current (e.g., output of an electronic transformer), and the like. An LED driving power supply is a power converter that converts a power supply into a specific voltage and current to drive an LED to emit light, and generally: the input of the LED driving power source includes high-voltage power-frequency alternating current (i.e., commercial power), low-voltage direct current, high-voltage direct current, low-voltage high-frequency alternating current (e.g., output of an electronic transformer), and the like. The output of the LED driving power supply is mostly a constant current source that can change voltage with the change of the LED forward voltage drop value.

To improve the life of the LED driving power, it is necessary to improve from many aspects: the capacitor with a longer service life is used, the power supply efficiency is improved, the heat dissipation function of the power supply is well achieved, and the heat dissipation design of the lamp is optimized. The quality and reliability of the switching power supply depend on the circuit design, the production process and the quality of devices. The electrolytic capacitor is an indispensable component in the high-power switching power supply. The normal working life of the switching power supply depends on the life of an electrolytic capacitor used by the power supply, the life of the electrolytic capacitor depends on the life and the working temperature of the capacitor, and the working lives of the electrolytic capacitors at different temperatures are greatly different. The service life of the conventional LED driving power supply cannot be ensured according to the service environment; therefore, the market urgently needs to develop a long-service-life LED driving power supply to help people solve the existing problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a long service life's LED drive power supply to solve the problem that current LED drive power supply's that proposes in the above-mentioned background art life can't obtain the assurance according to service environment.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a long service life's LED drive power supply, includes the casing, protective baffle is all installed to the upper end and the lower extreme of casing, protective baffle's inside is provided with the access panel, the outside of access panel is provided with the draught hole, the install bin is installed to the inside top of casing, the internally mounted of install bin has the scavenger fan, the fixed plate is installed to the below of scavenger fan, the heat-conducting plate is installed to the below of fixed plate, the heat-conducting plate is provided with two, two install drive power supply between the heat-conducting plate, the support column is all installed to drive power supply's both sides, pressure spring is installed to one side of support column, pressure spring respectively with support column and casing welded connection, dampproofing board is installed to drive power supply.

Preferably, a supporting frame is installed below the shell and connected with the shell through a fixing screw, and a through opening is formed in the supporting frame.

Preferably, the surface of casing is provided with the recess, the recess is provided with a plurality of, and a plurality of the recess all sets up structure as an organic whole with the casing, just the internal surface mounting of casing has the guard plate, guard plate and casing welded connection.

Preferably, the inside of casing is provided with the installing port, the both sides of guard plate all are provided with the fixed column, the fixed column sets up structure as an organic whole with the guard plate, just the inside of fixed column is provided with the locating hole, protective baffle passes through the fixed screw and is connected with the fixed column.

Preferably, the ventilation fan is provided with a plurality of, and a plurality of the ventilation fan all is connected with access panel and fixed plate respectively through the set screw, the fixed plate is laminated with the heat-conducting plate, the inside of heat-conducting plate is provided with the spout, the lower extreme of fixed plate is provided with the slide rail, the heat-conducting plate passes through spout and slide rail and fixed plate sliding connection.

Preferably, limiting plates are arranged on two sides of the heat conducting plate, anti-skid cushion blocks are arranged on the outer surfaces of the limiting plates, and reinforcing plates are arranged between the limiting plates and the heat conducting plate.

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

1. the utility model discloses a through the setting of casing, when installing drive power supply in special environment, the mounted position of opening adjustment casing of accessible carriage to be convenient for operate, the whole weight of the reducible casing of a plurality of recesses through the casing surface, the guard plate through the casing internal surface improves the support intensity of casing, the outside of casing is effectively protected to the guard flap of lower extreme in the cooperation outside, improve drive power supply's protecting effect, improved the adaptability of drive power supply in special environment operation.

2. The utility model discloses a setting through the heat-conducting plate, during the use, the accessible is fixed two heat-conducting plates in the drive power supply outside, fix and spacing drive power supply through the limiting plate, in operation, carry out abundant heat absorption to drive power supply's outside, and the pressure spring of accessible drive power supply both sides supports the limiting plate, make drive power supply's both sides receive pressure for a long time and carry out spacingly, improve its job stabilization nature, the holding strength, the scavenger fan of passing through side absorbs heat-conducting plate surface heat, the damp air and the moisture entering of rethread damp proof board below prevention casing, improve the inside life of casing, drive power supply's life has been prolonged.

Drawings

Fig. 1 is an overall schematic view of the present invention;

FIG. 2 is an internal structural view of the present invention;

fig. 3 is an overall front view of the heat-conducting plate of the present invention;

fig. 4 is a sectional view of the housing of the present invention.

In the figure: 1. a housing; 2. a protective baffle; 3. an access panel; 4. a ventilation hole; 5. a groove; 6. a support frame; 7. a port; 8. installing a box; 9. a ventilator; 10. a fixing plate; 11. a slide rail; 12. a heat conducting plate; 13. a drive power supply; 14. a limiting plate; 15. a support pillar; 16. a pressure spring; 17. a moisture-proof plate; 18. a chute; 19. a reinforcing plate; 20. an anti-skid cushion block; 21. an installation port; 22. a protection plate; 23. fixing a column; 24. and (7) positioning the holes.

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. 1-4, the present invention provides an embodiment: an LED driving power supply with long service life comprises a shell 1, protective baffles 2 are mounted at the upper end and the lower end of the shell 1, maintenance plates 3 are arranged inside the protective baffles 2, ventilation holes 4 are formed in the outer portions of the maintenance plates 3, an installation box 8 is mounted above the inner portion of the shell 1, a ventilation fan 9 is mounted inside the installation box 8, a fixing plate 10 is mounted below the ventilation fan 9, heat conduction plates 12 are mounted below the fixing plate 10, two heat conduction plates 12 are arranged, a driving power supply 13 is mounted between the two heat conduction plates 12, supporting columns 15 are mounted on two sides of the driving power supply 13, a pressure spring 16 is mounted on one side of each supporting column 15, the pressure spring 16 is respectively connected with the supporting columns 15 and the shell 1 in a welding mode, a moisture-proof plate 17 is mounted below the driving power supply 13, the two heat conduction plates 12 can be fixed outside the driving power supply 13, in the work, fully absorb heat to the outside of drive power supply 13, and the pressure spring 16 of accessible drive power supply 13 both sides supports limiting plate 14, make the both sides of drive power supply 13 receive pressure for a long time and carry on spacingly, improve its job stabilization nature, holding strength, scavenger fan 9 through the side absorbs heat-conducting plate 12 surface heat, rethread dampproof board 17 prevents moist air and the moisture entering of casing 1 below, improve the inside life of casing 1, the working life of drive power supply 13 has been prolonged.

Further, a support frame 6 is installed below the casing 1, the support frame 6 is connected with the casing 1 through a fixing screw, a through opening 7 is formed in the support frame 6, and when the driving power supply 13 is installed in a special environment, the installation position of the casing 1 can be adjusted through the through opening 7 of the support frame 6, so that operation is facilitated.

Further, the surface of casing 1 is provided with recess 5, and recess 5 is provided with a plurality of, and a plurality of recess 5 all sets up structure as an organic whole with casing 1, and casing 1's internal surface mounting has guard plate 22, guard plate 22 and casing 1 welded connection, and the outside of casing 1 is effectively protected to guard flap 2 of lower extreme on the outside, improves drive power supply 13's protective effect, has improved the adaptability of drive power supply 13 in the operation of special environment.

Further, casing 1's inside is provided with installing port 21, and the both sides of guard plate 22 all are provided with fixed column 23, and fixed column 23 sets up structure as an organic whole with guard plate 22, and fixed column 23's inside is provided with locating hole 24, and guard flap 2 passes through the fixed screw to be connected with fixed column 23, improves casing 1's support strength through the guard plate 22 of casing 1 internal surface.

Further, scavenger fan 9 is provided with a plurality of, and a plurality of scavenger fan 9 all is connected with access panel 3 and fixed plate 10 respectively through the set screw, and fixed plate 10 and heat-conducting plate 12 laminate, and the inside of heat-conducting plate 12 is provided with spout 18, and the lower extreme of fixed plate 10 is provided with slide rail 11, and heat-conducting plate 12 passes through spout 18 and slide rail 11 and fixed plate 10 sliding connection, and the installation of driving power supply 13 can be convenient for through sliding heat-conducting plate 12, cooperates pressure spring 16 to improve driving power supply 13 stability simultaneously.

Further, limiting plates 14 are arranged on two sides of the heat conducting plate 12, anti-skid cushion blocks 20 are arranged on the outer surfaces of the limiting plates 14, reinforcing plates 19 are arranged between the limiting plates 14 and the heat conducting plate 12, and the bonding strength of the limiting plates 14 and the driving power supply 13 is improved through the anti-skid cushion blocks 20.

The working principle is as follows: when the driving power supply 13 is installed in a special environment, the installation position of the shell 1 can be adjusted through the through holes 7 of the support frame 6, so that the operation is convenient, the whole weight of the shell 1 can be reduced through the plurality of grooves 5 on the outer surface of the shell 1, the support strength of the shell 1 is improved through the protection plates 22 on the inner surface of the shell 1, the outer part of the shell 1 is effectively protected through the protection baffle plates 2 on the upper and lower ends of the outer part, so that the protection effect of the driving power supply 13 is improved, the two heat conduction plates 12 are fixed on the outer part of the driving power supply 13, the driving power supply 13 is fixed and limited through the limiting plate 14, in work, the outer part of the driving power supply 13 is fully absorbed, and the limiting plate 14 can be supported through the pressure springs 16 on the two sides of the driving power supply 13, so that the, the ventilation fan 9 absorbs the surface heat of the heat conducting plate 12, and the damp-proof plate 17 prevents the damp air and moisture below the casing 1 from entering, so that the service life of the inside of the casing 1 is prolonged, and the service life of the driving power supply 13 is prolonged.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A long service life's LED drive power supply, includes casing (1), its characterized in that: the protective baffle (2) is installed at the upper end and the lower end of the shell (1), the maintenance plate (3) is arranged inside the protective baffle (2), the ventilation holes (4) are formed in the outer portion of the maintenance plate (3), the installation box (8) is installed above the inner portion of the shell (1), the ventilating fan (9) is installed inside the installation box (8), the fixing plate (10) is installed below the ventilating fan (9), the heat conduction plates (12) are installed below the fixing plate (10), the heat conduction plates (12) are provided with two, the driving power supply (13) is installed between the two heat conduction plates (12), the supporting columns (15) are installed on two sides of the driving power supply (13), the pressure springs (16) are installed on one sides of the supporting columns (15), and the pressure springs (16) are respectively connected with the supporting columns (15) and the shell (1) in a welding manner, and a moisture-proof plate (17) is arranged below the driving power supply (13).

2. The LED driving power supply with long service life according to claim 1, wherein: a supporting frame (6) is installed below the shell (1), the supporting frame (6) is connected with the shell (1) through a fixing screw, and a through opening (7) is formed in the supporting frame (6).

3. The LED driving power supply with long service life according to claim 1, wherein: the surface of casing (1) is provided with recess (5), recess (5) are provided with a plurality of, and a plurality of recess (5) all set up structure as an organic whole with casing (1), just the internally surface mounting of casing (1) has guard plate (22), guard plate (22) and casing (1) welded connection.

4. The LED driving power supply with long service life according to claim 3, wherein: the inside of casing (1) is provided with installing port (21), the both sides of guard plate (22) all are provided with fixed column (23), fixed column (23) set up structure as an organic whole with guard plate (22), just the inside of fixed column (23) is provided with locating hole (24), guard flap (2) are connected with fixed column (23) through the fixed screw.

5. The LED driving power supply with long service life according to claim 1, wherein: the ventilating fan (9) is provided with a plurality of, a plurality of ventilating fan (9) all is connected with access panel (3) and fixed plate (10) respectively through the fixed screw, fixed plate (10) and heat-conducting plate (12) laminating, the inside of heat-conducting plate (12) is provided with spout (18), the lower extreme of fixed plate (10) is provided with slide rail (11), heat-conducting plate (12) are through spout (18) and slide rail (11) and fixed plate (10) sliding connection.

6. The LED driving power supply with long service life according to claim 5, is characterized in that: limiting plates (14) are arranged on two sides of the heat conducting plate (12), anti-skid cushion blocks (20) are arranged on the outer surfaces of the limiting plates (14), and reinforcing plates (19) are arranged between the limiting plates (14) and the heat conducting plate (12).