CN216390781U

CN216390781U - Lamp driving power supply

Info

Publication number: CN216390781U
Application number: CN202122753335.9U
Authority: CN
Inventors: 肖韬
Original assignee: Zhongshan Xiongyuan Lighting Electrical Co ltd
Current assignee: Zhongshan Xiongyuan Lighting Electrical Co ltd
Priority date: 2021-11-10
Filing date: 2021-11-10
Publication date: 2022-04-26
Anticipated expiration: 2031-11-10

Abstract

The utility model discloses a lamp driving power supply, which comprises a power supply box with an opening at the upper end, wherein a plurality of mounting lug seats are arranged on the outer wall of the lower part of the power supply box, a circuit board is arranged in the power supply box, a ventilation and dust-proof component is covered on the upper part of the power supply box and can move up and down relative to the power supply box, the ventilation dustproof component is provided with a slot, the slot is internally provided with a swinging piece, the center of the swinging piece is provided with a hinged shaft, the hinged shaft is hinged on the ventilation dustproof component, the left and the right of the swinging piece are respectively provided with a threading hole, the ventilation and dust-proof component can realize the air exchange between the inside and the outside of the power supply shell, thereby realizing heat dissipation, and simultaneously, the heat dissipation area can be changed by moving the ventilation dustproof component up and down, the position of the ventilation dustproof assembly is changed according to different heat dissipation requirements, and the use requirements are met.

Description

Lamp driving power supply

Technical Field

The utility model relates to a lamp driving 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 supply comprises high-voltage power frequency alternating current, low-voltage direct current, high-voltage direct current, low-voltage high-frequency alternating current 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.

When the existing LED driving power supply is used, the influence of the surrounding environment is often generated in the using process, so that the heat accumulation phenomenon is easily generated inside a battery, and the service life of the whole LED driving power supply is further influenced.

Moreover, the existing LED driving power supply is complex in structure, and a cover body covered on the power supply shell is difficult to detach and is not beneficial to later-period detachment and maintenance.

Therefore, a driving power supply for a lamp is needed to solve the problem.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the utility model provides a lamp driving power supply.

According to lamps and lanterns drive power supply of this purpose design, including upper end open-ended power pack, be equipped with a plurality of installation ear seats on the lower part outer wall of power pack be equipped with the circuit board in the power pack upper portion lid has closed the dustproof subassembly of ventilation, the dustproof subassembly of ventilation can be relative the power pack reciprocates be equipped with the fluting on the dustproof subassembly of ventilation, be equipped with the swinging member in the fluting, the central point of swinging member puts and is equipped with the articulated shaft, the articulated shaft articulates on the dustproof subassembly of ventilation be equipped with the through wires hole about on the swinging member respectively.

Preferably, the dustproof subassembly that ventilates is including setting up inner shell in the power pack, both ends opening sets up about the inner shell, the inner shell with power pack threaded connection, be equipped with the annular on the inner wall of inner shell be equipped with the filter core in the annular the equipartition has the ventilation hole on the inner shell in the annular outside be equipped with the fixed casing that is used for fixed filter core in the inner shell, the lower terminal surface opening of fixed casing sets up, be equipped with a plurality of ventilation grooves on the fixed casing, the fluting sets up on the up end of fixed casing, the articulated shaft articulates on the fixed casing.

Preferably, a first magnet is arranged on the inner top surface of the fixed shell below the left side and the right side of the swinging piece, a second magnet is arranged on the lower end surface of the swinging piece, and the first magnet and the second magnet attract each other.

Preferably, the first magnet is disposed directly below the swinging member.

Preferably, a heat sink is arranged in the power supply box, and the circuit board is arranged on the heat sink.

Preferably, the heat sink comprises a heat dissipation substrate arranged on the inner bottom surface of the power supply box, heat dissipation fins are uniformly distributed on the heat dissipation substrate, and the circuit board is arranged on the heat dissipation fins.

Preferably, the stationary housing is threadedly coupled to the inner housing.

The utility model has the advantages of simple and reasonable structure, ventilation and heat dissipation and stable operation of products, compared with the prior art, the utility model comprises a power supply box with an opening at the upper end, a plurality of mounting lug seats are arranged on the outer wall of the lower part of the power supply box, a circuit board is arranged in the power supply box, a ventilation and dust-proof component is covered on the upper part of the power supply box and can move up and down relative to the power supply box, a slot is arranged on the ventilation and dust-proof component, a swinging component is arranged in the slot, a hinge shaft is arranged at the central position of the swinging component and is hinged on the ventilation and dust-proof component, threading holes are respectively arranged on the left and the right of the swinging component, the air exchange between the inside and the outside of the power supply box can be realized through the ventilation and dust-proof component, thereby realizing the heat dissipation, simultaneously, the heat dissipation area can be changed through the up and down movement of the ventilation and dust-proof component, and the position of the ventilation and dust-proof component can be changed according to different heat dissipation requirements, meets the use requirement.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is a second schematic cross-sectional view of the present invention.

Detailed Description

The utility model is further described with reference to the following figures and examples.

Referring to fig. 1 to 3, a lamp driving power supply includes a power supply box 10 with an open upper end, a plurality of mounting lug seats 110 are disposed on an outer wall of a lower portion of the power supply box 10, a circuit board 40 is disposed in the power supply box 10, a ventilation and dust-proof assembly 20 is covered on an upper portion of the power supply box 10, the ventilation and dust-proof assembly 20 can move up and down relative to the power supply box 10, a slot is disposed on the ventilation and dust-proof assembly 20, a swinging member 240 is disposed in the slot, a hinge shaft 242 is disposed at a center of the swinging member 240, the hinge shaft 242 is hinged to the ventilation and dust-proof assembly 20, threading holes 241 are respectively disposed on the left and right of the swinging member 240, air exchange between the inside and outside of the power supply box can be achieved through the ventilation and dust-proof assembly, heat dissipation can be achieved, meanwhile, heat dissipation area can be changed by moving up and down through the ventilation and dust-proof assembly, and the position of the ventilation and dust-proof assembly can be changed according to different heat dissipation requirements, meets the use requirement.

Referring to fig. 1 to 3, the ventilation and dust-proof assembly 20 includes an inner casing 210 disposed in the power supply box 10, the inner casing 210 has openings at upper and lower ends thereof, the inner casing 210 is in threaded connection with the power supply box 10, an annular groove is disposed on an inner wall of the inner casing 210, a filter element 220 is disposed in the annular groove, ventilation holes 211 are uniformly distributed on the inner casing 210 outside the annular groove, a fixing casing 230 for fixing the filter element 220 is disposed in the inner casing 210, a lower end surface of the fixing casing 230 has an opening, a plurality of ventilation grooves 231 are disposed on the fixing casing 230, the grooves are disposed on an upper end surface of the fixing casing 230, the hinge shaft 242 is hinged to the fixing casing 230, that is, the inner casing 210 is in threaded connection with the power supply box 10, so that the inner casing 210 can move up and down relative to the power supply box 10 when the inner casing 210 is rotated, the inner shell 210 moves up and down, so that the ventilation area can be changed, and the ventilation principle of the utility model is as follows: outside air enters the power supply box 10 through the vent hole 211, the filter element 220 and the vent groove 231, heat is taken away through air circulation, and further, the filter element 220 can separate dust, so that dust is prevented from entering and adhering to the circuit board 40.

Further, fixed casing 230 with inner shell 210 threaded connection, when needs are dismantled inner shell and fixed casing, can press swinging member 240 from one side, because swinging member 240 center is articulated, when pressing one side, the opposite side perk that makes progress can hold swinging member this moment, drives fixed casing 230 through wrench movement swinging member and rotates, makes fixed casing 230 and inner shell 210 separate, can follow the annular and take out the filter core and wash or change, simple structure, convenient to use, it is required to accord with the use.

Further, a first magnet 232 is arranged on the inner top surface of the fixed shell 230 below the left side and the right side of the swinging member 240, a second magnet is arranged on the lower end surface of the swinging member 240, the first magnet 232 and the second magnet attract each other, and the first magnet and the second magnet have the function of ensuring the horizontal state of the swinging member when the swinging member is not used.

Further, the first magnet 232 is disposed directly below the swinging member 240.

Further, a heat sink 30 is disposed in the power supply box 10, and the circuit board 40 is disposed on the heat sink 30.

Further, the heat sink 30 includes a heat dissipation substrate 310 disposed on the inner bottom surface of the power supply box 10, heat dissipation fins 320 are uniformly distributed on the heat dissipation substrate 310, and the circuit board 40 is disposed on the heat dissipation fins 320.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used only for the convenience of description and simplicity of description, rather than to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the utility model, the terms "first" and "second" are used for descriptive purposes only, and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A lamp driving power supply is characterized in that: including upper end open-ended power pack (10), be equipped with a plurality of installation ear seats (110) on the lower part outer wall of power pack (10) be equipped with circuit board (40) in power pack (10) upper portion lid has closed ventilation dustproof subassembly (20), ventilation dustproof subassembly (20) can be relative power pack (10) reciprocate be equipped with the fluting on ventilation dustproof subassembly (20), be equipped with in the fluting and swing (240), the central point of swing (240) puts and is equipped with articulated shaft (242), articulated shaft (242) articulate on ventilation dustproof subassembly (20) be equipped with through wires hole (241) about swing (240) are last respectively.

2. A lamp driving power supply according to claim 1, wherein: ventilation dustproof subassembly (20) are including setting up inner shell (210) in power pack (10), both ends opening sets up about inner shell (210), inner shell (210) with power pack (10) threaded connection, be equipped with the annular on the inner wall of inner shell (210) be equipped with filter core (220) in the annular the equipartition has ventilation hole (211) on inner shell (210) in the annular outside be equipped with fixed casing (230) that are used for fixed filter core (220) in inner shell (210), the lower terminal surface opening setting of fixed casing (230), be equipped with a plurality of ventilation grooves (231) on fixed casing (230), the fluting sets up on the up end of fixed casing (230), articulated shaft (242) articulate on fixed casing (230).

3. A lamp driving power supply according to claim 2, wherein: the inner top surface of the fixed shell (230) below the left side and the right side of the swinging piece (240) is provided with a first magnet (232), the lower end surface of the swinging piece (240) is provided with a second magnet, and the first magnet (232) and the second magnet are mutually attracted.

4. A lamp driving power supply according to claim 3, wherein: the first magnet (232) is disposed directly below the swinging member (240).

5. A lamp driving power supply according to any one of claims 2-4, wherein: a radiator (30) is arranged in the power supply box (10), and the circuit board (40) is arranged on the radiator (30).

6. A lamp driving power supply according to claim 5, wherein: the heat radiator (30) comprises a heat radiation base plate (310) arranged on the inner bottom surface of the power supply box (10), heat radiation fins (320) are evenly distributed on the heat radiation base plate (310), and the circuit board (40) is arranged on the heat radiation fins (320).

7. A lamp driving power supply according to any one of claims 2-4, wherein: the fixed housing (230) is threadedly coupled to the inner housing (210).