CN215073519U

CN215073519U - Quasi-resonance flyback LED driving power supply

Info

Publication number: CN215073519U
Application number: CN202121306924.6U
Authority: CN
Inventors: 文彪; 徐刚; 黎飞海; 汪晶
Original assignee: Shenzhen Maiqi Photoelectric Technology Co ltd
Current assignee: Shenzhen Maiqi Photoelectric Technology Co ltd
Priority date: 2021-06-11
Filing date: 2021-06-11
Publication date: 2021-12-07
Anticipated expiration: 2031-06-11

Abstract

The utility model discloses a quasi-resonance flyback LED driving power supply, which comprises a driving power supply body and a cover plate, wherein the surface of the upper end part of the driving power supply body is inwards provided with a mounting groove for mounting the cover plate, the driving power supply body is connected with the cover plate in a clamping way, the two sides of the end part of the mounting groove are provided with circular grooves, the end part of the cover plate is provided with a circular placing groove, the side wall surface of the driving power supply body is provided with a rectangular groove, the two sides of the end part of the driving power supply body are provided with positioning holes communicated with the circular grooves, when in use, an electronic element is mounted on the mounting plate, because a clamping block at the mounting plate is arranged in the rectangular groove, the upper end and the lower end of the clamping block are both fixedly connected with a first spring, when the driving power supply body is impacted or falls down, the clamping block displaces in the rectangular groove and extrudes the first spring, one force can be counteracted, and the effect of buffering the electronic element on the mounting plate is achieved, the electronic element is prevented from being damaged, the electronic element is protected, and loss is avoided.

Description

Quasi-resonance flyback LED driving power supply

Technical Field

The application relates to the technical field of driving power supplies, in particular to a quasi-resonance flyback LED driving power supply.

Background

The LED driving power supply is a power converter for converting a power supply into a specific voltage and current to drive the 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.

As disclosed in the chinese patent: LED drive power supply, publication No.: CN201621649U is equipped with the heat conduction insulating piece between circuit board and the upper shield, and this kind of structure can dispel the heat that produces on the circuit board with the fastest speed to the protection circuit board does not contact with the upper shield, but when quasi-resonance flyback LED drive power supply dropped or received the striking, the electronic component in the drive power supply received the damage easily, need change newly, caused certain loss.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a quasi-resonance flyback LED drive power supply to solve the problem that proposes in the above-mentioned background art.

The embodiment of the application adopts the following technical scheme:

the utility model provides a LED drive power supply is swashed to accurate resonance, includes drive power supply body and apron, the surface indent of drive power supply body upper end has the mounting groove of installing the apron, the drive power supply body is connected with the apron joint, the circular recess has been seted up to the both sides of mounting groove tip, circular standing groove has been seted up to the tip of apron, the rectangular channel has been seted up to the side wall face of drive power supply body, the both sides of this end of body of drive power supply seted up with the communicating locating hole of circular recess, the communicating standing groove with the mounting groove of mounting groove has been seted up to the tip of drive power supply body, set up the slotted hole with mounting groove looks adaptation on the apron, this internal mounting structure that is provided with of drive power supply, be provided with the joint structure between drive power supply body and the apron.

Preferably, the mounting structure includes the mounting panel, the mounting panel tip surface is offered the screw hole that is used for installing drive power supply electronic component, the screw hole runs through the mounting panel surface, the equal fixedly connected with in both sides of mounting panel tip is used for installing the fixture block in the rectangular channel.

Preferably, two opposite surfaces of the two clamping blocks are both provided with a concave clamping groove, and the two clamping grooves are fixedly connected to two sides of the end part of the mounting plate in a sleeved mode respectively.

Preferably, the upper end portion and the lower end portion of each of the two clamping blocks are fixedly connected with a first spring, and each first spring is fixedly connected to the side wall surface of the rectangular groove.

The clamping structure comprises a positioning block and a rectangular block, the positioning block is connected in the positioning hole in a clamping mode, the end face of the positioning block is in an arc shape, and the end portion of the positioning block is fixedly connected with a second spring.

The second spring is fixedly installed in the circular placing groove, the rectangular block is arranged in the placing groove, and the end portion of the rectangular block exceeds the placing groove.

The embodiment of the application adopts at least one technical scheme which can achieve the following beneficial effects:

one of them, during the use, install electronic component on the mounting panel, because the fixture block setting of mounting panel department is in the rectangular channel, the equal fixedly connected with spring one in both ends about the fixture block, when the drive power supply body received the striking or when dropping, take place the displacement and extrude spring one in the rectangular channel through the fixture block, can offset a part of component, play the effect to the electronic component buffering on the mounting panel, prevent that electronic component from receiving the damage, played the guard action to electronic component, avoided causing the loss.

Secondly, during the use, when needing to maintain or change electronic component, the user is through pressing down the locating piece, the locating piece can exert pressure to spring two, make the locating piece indentation circular recess, make the apron not receive the barrier force, to lifting rectangular block, make apron and drive power supply body break away from, it is comparatively convenient to dismantle, be convenient for maintain or change electronic component, change or maintain the completion back, insert the apron in the mounting groove, the locating piece can the joint be connected in the locating hole, the apron is fixed comparatively stable with drive power supply body, it is comparatively convenient to install, the practicality of this accurate resonance flyback LED drive power supply has been improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

fig. 1 is a general structural schematic diagram of the quasi-resonant flyback LED driving power supply;

FIG. 2 is a schematic view of the mounting plate;

FIG. 3 is a schematic structural diagram of a fixture block;

fig. 4 is a schematic structural diagram of the cover plate.

In the figure: 1. a driving power supply body; 11. positioning holes; 12. mounting grooves; 13. a rectangular groove; 14. a placement groove; 2. a cover plate; 21. a circular placement groove; 3. mounting a plate; 31. a threaded hole; 4. a clamping block; 41. a card slot; 5. a first spring; 6. positioning blocks; 7. a second spring; 8. a rectangular block.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the technical solutions of the present application will be described in detail and completely with reference to the following specific embodiments of the present application and the accompanying drawings. It should be apparent that the described embodiments are only some of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The technical solutions provided by the embodiments of the present application are described in detail below with reference to the accompanying drawings.

Example 1

Referring to fig. 1, 2 and 3, the present invention provides a quasi-resonant flyback LED driving power supply, which includes a driving power supply body 1 and a cover plate 2, wherein a mounting groove 12 for mounting the cover plate 2 is recessed in the surface of the upper end portion of the driving power supply body 1, the driving power supply body 1 is connected with the cover plate 2 in a snap-fit manner, circular grooves are disposed on both sides of the end portion of the mounting groove 12, a circular placing groove 21 is disposed on the end portion of the cover plate, a rectangular groove 13 is disposed on the side wall surface of the driving power supply body 1, positioning holes 11 communicated with the circular grooves are disposed on both sides of the end portion of the driving power supply body 1, a placing groove 14 communicated with the mounting groove 12 is disposed on the end portion of the driving power supply body 1, a slot hole matched with the mounting groove 12 is disposed on the cover plate 2, a mounting structure is disposed in the driving power supply body 1, the mounting structure includes a mounting plate 3, a threaded hole 31 for mounting an electronic component of the driving power supply is disposed on the end surface of the mounting plate 3, threaded hole 31 runs through mounting panel 3 surface, and the equal fixedly connected with in both sides of 3 tip of mounting panel is used for installing fixture block 4 in rectangular channel 13, and two fixture block 4 relative two sides all indent have draw-in groove 41, and two draw-in grooves 41 are fixed cup joints respectively and are connected in the both sides of 3 tip of mounting panel, and two fixture block 4 upper and lower equal fixedly connected with springs 5 in both ends, and every group spring 5 is fixed connection respectively on the lateral wall face of rectangular channel 13.

When the electronic element buffering device is used, an electronic element is installed on the installation plate 3, the fixture block 4 at the installation plate 3 is arranged in the rectangular groove 13, the springs 5 are fixedly connected to the upper end and the lower end of the fixture block 4, when the driving power supply body 1 is impacted or falls off, the fixture block 4 displaces in the rectangular groove 13 and extrudes the springs 5, a part of force can be offset, the electronic element buffering effect on the installation plate 3 is achieved, the electronic element is prevented from being damaged, the electronic element is protected, and loss is avoided.

EXAMPLE 2

Referring to fig. 1 and 4, on the basis of embodiment 1, a clamping structure is arranged between the driving power supply body 1 and the cover plate 2, the clamping structure includes a positioning block 6 and a rectangular block 8, the positioning block 6 is clamped and connected in a positioning hole 11, the end surface of the positioning block 6 is arc-shaped, the end of the positioning block 6 is fixedly connected with a second spring 7, the second spring 7 is fixedly installed in a circular placing groove 21, the rectangular block 8 is arranged in a placing groove 14, and the end of the rectangular block 8 exceeds the placing groove 14.

During the use, when needing maintenance or when changing electronic component, the user is through pressing down locating piece 6, locating piece 6 can exert pressure to spring two 7, make locating piece 6 indentation circular inslot, make apron 2 not receive the barrier force, upwards promote rectangular block 8, make apron 2 break away from with drive power supply body 1, it is comparatively convenient to dismantle, be convenient for maintain or change electronic component, change or maintain the completion back, insert mounting groove 12 with apron 2, locating piece 6 can the joint be connected in locating hole 11, apron 2 is fixed comparatively stable with drive power supply body 1, it is comparatively convenient to install, the practicality of this accurate resonance flyback LED drive power supply has been improved.

It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims

1. The utility model provides a quasi-resonance flyback LED drive power supply, includes drive power supply body (1) and apron (2), its characterized in that: the surface of the upper end part of the driving power supply body (1) is concavely provided with a mounting groove (12) for mounting the cover plate (2), the driving power supply body (1) is connected with the cover plate (2) in a clamping manner, two sides of the end part of the mounting groove (12) are provided with circular grooves, the end part of the cover plate is provided with a circular placing groove (21), the side wall surface of the driving power supply body (1) is provided with a rectangular groove (13), two sides of the end part of the driving power supply body (1) are provided with positioning holes (11) communicated with the circular grooves, the end part of the driving power supply body (1) is provided with a placing groove (14) communicated with the mounting groove (12), and the cover plate (2) is provided with a slotted hole matched with the mounting groove (12);

the driving power supply body (1) is internally provided with an installation structure;

a clamping structure is arranged between the driving power supply body (1) and the cover plate (2).

2. The quasi-resonant flyback LED drive power supply of claim 1, wherein: the mounting structure comprises a mounting plate (3), a threaded hole (31) used for mounting a driving power supply electronic element is formed in the end surface of the mounting plate (3), the threaded hole (31) penetrates through the surface of the mounting plate (3), and clamping blocks (4) which are arranged in rectangular grooves (13) are fixedly connected to the two sides of the end portion of the mounting plate (3).

3. The quasi-resonant flyback LED drive power supply of claim 2, wherein: two opposite surfaces of the two clamping blocks (4) are both provided with clamping grooves (41) in an inwards concave manner, and the two clamping grooves (41) are respectively fixedly connected to two sides of the end part of the mounting plate (3) in a fixed sleeve manner.

4. The quasi-resonant flyback LED drive power supply of claim 3, wherein: the upper end and the lower end of each of the two clamping blocks (4) are fixedly connected with a first spring (5), and each first spring (5) is fixedly connected to the side wall surface of the rectangular groove (13).

5. The quasi-resonant flyback LED drive power supply of claim 1, wherein: the clamping structure comprises a positioning block (6) and a rectangular block (8), the positioning block (6) is connected in the positioning hole (11) in a clamping mode, the end face of the positioning block (6) is in an arc shape, and a second spring (7) is fixedly connected to the end portion of the positioning block (6).

6. The quasi-resonant flyback LED drive power supply of claim 5, wherein: the second spring (7) is fixedly installed in the circular placing groove (21), the rectangular block (8) is arranged in the placing groove (14), and the end portion of the rectangular block (8) exceeds the placing groove (14).