CN214046319U

CN214046319U - No stroboscopic LED drive power supply of LLC single-stage no-bridge PFC

Info

Publication number: CN214046319U
Application number: CN202120118661.XU
Authority: CN
Inventors: 王世顺; 张茂松; 胡进涛
Original assignee: Shenzhen Rongdian Innovative Technology Co ltd
Current assignee: Shenzhen Rongdian Innovative Technology Co ltd
Priority date: 2021-01-18
Filing date: 2021-01-18
Publication date: 2021-08-24
Anticipated expiration: 2031-01-18

Abstract

The utility model discloses a non-stroboscopic LED driving power supply of LLC single-stage bridgeless PFC, which comprises a fixed bottom plate, wherein a fixing device is arranged outside the fixed bottom plate; the fixing device comprises an installation covering button, an extrusion column is fixedly connected to the lower surface of the installation covering button, a cross block is fixedly connected to the lower surface of the extrusion column, and the extrusion column is movably connected with an extrusion hole; the lower swing joint nut of cross piece, this a no stroboscopic LED drive power supply of LLC single-stage bridgeless PFC, through wrench movement nut, the wrench movement of nut drives the meshing of threaded rod and thread groove, fix PMKD on the mounted position, put power main part on PMKD, fix the curb plate on the surface at the stopper, cover the button with the installation and insert the extrusion hole, the realization is fixed power main part, this device passes through card and structure, let the user can get off the more portable dismantlement of PMKD, the efficiency of maintenance is greatly improved.

Description

No stroboscopic LED drive power supply of LLC single-stage no-bridge PFC

Technical Field

The utility model relates to a LED drive power supply technical field specifically is a no stroboscopic LED drive power supply of LLC single-stage bridgeless PFC.

Background

An LED driving power supply is one type of power supply, and is a device that provides power to an electronic device, also called a power supply, and is disposed such that different power inputs on the device are connected to separate circuit devices with two or three power inputs.

However, the existing LED driving power supply is inconvenient to install and disassemble, the disassembling speed of maintenance personnel is influenced, and the maintaining speed is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a no stroboscopic LED drive power supply of LLC single-stage no bridge PFC to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a non-stroboscopic LED driving power supply of an LLC single-stage bridgeless PFC comprises a fixed bottom plate, wherein a fixing device is arranged outside the fixed bottom plate; the fixing device comprises an installation covering button, an extrusion column is fixedly connected to the lower surface of the installation covering button, a cross block is fixedly connected to the lower surface of the extrusion column, and the extrusion column is movably connected with an extrusion hole; a screw cap is movably connected to the lower surface of the cross block, a cross groove is formed in the upper surface of the screw cap, the cross block is matched with the cross groove in size, a threaded rod is fixedly connected to the lower surface of the screw cap, the threaded rod is in threaded connection with a threaded groove, and two threaded grooves are formed in the front side and the rear side of the upper surface of the fixed bottom plate; and a damping device is arranged outside the fixed bottom plate.

Preferably, damping device includes the spring, the last fixed surface of PMKD is connected with the spring, the top of spring is equipped with power main part.

Preferably, the front and rear sides of the upper surface of the fixed base plate are movably connected with fixed side plates, each fixed side plate is provided with an extrusion hole in the upper surface, the two fixed side plates are provided with a limit groove in the surface close to each other, each limit groove is movably connected with a limit block in the limit groove, the two fixed side plates are movably connected with a power supply body in the surface close to each other, the two fixed side plates are matched with the power supply body in size in space, the power supply body is fixedly connected with limit blocks in the front and rear sides, the front ends of the left side and the right side of the power supply body are provided with air inlets, the rear ends of the left side and the right side of the power supply body are provided with air outlets, and the air inlets and the air outlets are communicated.

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

(1) the utility model relates to a no stroboscopic LED drive power supply of LLC single-stage no bridge PFC, through the rebound installation covering button, the rebound of installation covering button drives the rebound of extrusion post, the extrusion post moves in the extrusion hole, the removal of extrusion post drives the removal of cross piece simultaneously, the removal of cross piece drives the separation of cross piece, let the user can take out installation covering button from fixed curb plate, after installation covering button leaves completely, there is not article in the cross groove to block and, because the extrusion hole slightly is greater than the nut, after installation covering button leaves, the surface of fixed curb plate is not fixed by article, the user can take off the fixed curb plate, after the fixed curb plate is taken off, spacing groove and stopper realize the separation, the surface of stopper is not had the fixed curb plate to carry out spacing, the user can take off power supply main body, convenience of user takes off power supply main body, the power supply device comprises a power supply main body, a screw cap is screwed by a user when the power supply main body is installed, the screw cap is screwed by the user to drive a threaded rod and a threaded groove to be meshed, a fixing bottom plate is fixed on an installation position, the power supply main body is placed on the fixing bottom plate, a fixing side plate is fixed on the surface of a limiting block, a button is inserted into an extrusion hole when the button is installed, the power supply main body is fixed, the device is clamped and structured, the fixing bottom plate can be detached more conveniently by the user, and the maintenance efficiency is greatly improved.

(2) This no stroboscopic LED drive power supply of LLC single-stage does not have bridge PFC, air intake and air outlet seted up through power main body surface, the direction of air intake is convenient for wind and is got into in the power main body, and the air outlet can let the better power main body that leaves of wind, the radiating efficiency of power main body has been improved greatly, the radiating efficiency of power main body has been improved, and the spring that fixed curb plate below was equipped with, when letting the power main body receive the pressure that comes from the top, the spring can slow down the pressure that comes from the top, reach the effect of buffering, the absorbing effect has been improved greatly.

Drawings

Fig. 1 is a schematic structural diagram of an LED driving power supply according to the present invention;

FIG. 2 is an exploded view of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2 according to the present invention;

fig. 4 is an enlarged schematic view of the structure at B in fig. 2 according to the present invention.

In the figure: 1. fixing the bottom plate; 2. fixing the side plate; 3. a power supply main body; 11. an air inlet; 12. an air outlet; 21. installing a covering button; 22. extruding the column; 23. a cross block; 24. a cross groove; 25. a nut; 26. a threaded rod; 27. a thread groove; 28. extruding the hole; 31. a limiting block; 32. a limiting groove; 33. a spring.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a non-stroboscopic LED driving power supply of an LLC single-stage bridgeless PFC comprises a fixed bottom plate 1, wherein a fixing device is arranged outside the fixed bottom plate 1; the fixing device comprises an installation covering button 21, wherein an extrusion column 22 is fixedly connected to the lower surface of the installation covering button 21, a cross block 23 is fixedly connected to the lower surface of the extrusion column 22, and the extrusion column 22 is movably connected with an extrusion hole 28; the lower surface of the cross block 23 is movably connected with a nut 25, the upper surface of the nut 25 is provided with a cross groove 24, the cross block 23 is matched with the cross groove 24 in size, the lower surface of the nut 25 is fixedly connected with a threaded rod 26, the threaded rod 26 is in threaded connection with a threaded groove 27, the front side and the rear side of the upper surface of the fixed bottom plate 1 are both provided with two threaded grooves 27, the front side and the rear side of the upper surface of the fixed bottom plate 1 are both movably connected with fixed side plates 2, the upper surface of each fixed side plate 2 is provided with an extrusion hole 28, the surfaces of the two fixed side plates 2 which are close to each other are provided with limiting grooves 32, each limiting groove 32 is internally and movably connected with a limiting block 31, the surfaces of the two fixed side plates 2 which are close to each other are movably connected with a power supply body 3, the gap between the two fixed side plates 2 is matched with the size of the power supply body 3, the front side and the rear side of the power supply body 3 are fixedly connected with the limiting blocks 31, the front ends of the left side and the right side of the power supply body 3 are provided with air inlets 11, the rear ends of the left side and the right side of the power supply main body 3 are provided with an air outlet 12, an air inlet 11 is communicated with the air outlet 12, a covering button 21 is installed by moving upwards, the upward movement of the installing covering button 21 drives an extruding column 22 to move upwards, the extruding column 22 moves in an extruding hole 28, meanwhile, the moving of the extruding column 22 drives a cross block 23 to move, the moving of the cross block 23 drives the separation of the cross blocks 23 and 34, a user can take the installing covering button 21 out of the fixed side plate 2, when the installing covering button 21 completely leaves, no article is clamped in the cross groove 24, as the extruding hole 28 is slightly larger than a screw cap 25, after the installing covering button 21 leaves, no article is fixed on the surface of the fixed side plate 2, the user can take the fixed side plate 2 down, after the fixed side plate 2 is taken down, the limiting groove 32 is separated from the limiting block 31, and the surface of the limiting block 31 is not limited by the fixed side plate 2, the user can take off the power main body 3, the user can take off the power main body 3 conveniently, the power main body 3 is overhauled, when the power device is installed, the user can fix the fixed bottom plate 1 on the installation position by twisting the screw cap 25, the screw rod 26 is meshed with the thread groove 27 by twisting the screw cap 25, the power main body 3 is placed on the fixed bottom plate 1, the fixed side plate 2 is fixed on the surface of the limiting block 31, the installation covering button 21 is inserted into the extrusion hole 28 to fix the power main body 3, the device can more conveniently disassemble the fixed bottom plate 1 through a card and a structure, the maintenance efficiency is greatly improved, the damping device is arranged outside the fixed bottom plate 1 and comprises a spring 33, the spring 33 is fixedly connected on the upper surface of the fixed bottom plate 1, the power main body 3 is arranged above the spring 33, the air inlet 11 and the air outlet 12 are formed on the surface of the power main body 3, the direction of air intake 11 is convenient for wind and is got into in the power main part 3, and air outlet 12 can let wind better leave power main part 3, has improved power main part 3's radiating efficiency greatly, has improved power main part 3's radiating efficiency, and the spring 33 that fixed curb plate 2 below was equipped with lets power main part 3 receive the pressure that comes from the top, and spring 33 can slow down the pressure that comes from the top, reaches the effect of buffering, has improved absorbing effect greatly.

Specifically, the utility model discloses during the use:

the first step is as follows: by moving the mounting cover button 21 upwards, the upward movement of the mounting cover button 21 drives the upward movement of the extrusion column 22, the extrusion column 22 moves in the extrusion hole 28, meanwhile, the movement of the extrusion column 22 drives the movement of the cross block 23, the movement of the cross block 23 drives the separation of the cross blocks 23 and 34, so that a user can take the mounting cover button 21 out of the fixed side plate 2, when the mounting cover button 21 completely leaves, no object is clamped in the cross groove 24, because the extrusion hole 28 is slightly larger than the screw cap 25, after the mounting cover button 21 leaves, the surface of the fixed side plate 2 is not fixed by the object, the user can take the fixed side plate 2 down, after the fixed side plate 2 is taken down, the spacing groove 32 and the spacing block 31 are separated, the surface of the spacing block 31 is not limited by the fixed side plate 2, the user can take the power supply main body 3 down, and the user can take the power supply main body 3 down conveniently, overhaul power supply main part 3, and in the installation, the user is through wrench movement nut 25, the wrench movement of nut 25 drives the meshing of threaded rod 26 and thread groove 27, fix PMKD 1 on the mounted position, put power supply main part 3 on PMKD 1, fixing curb plate 2 on the surface at stopper 31, cover button 21 in inserting extrusion hole 28 will installing, the realization is fixed power supply main part 3, this device passes through card and structure, let the user can get off the more portable dismantlement of PMKD 1, the efficiency of maintenance is greatly improved.

The second step is that: air intake 11 and air outlet 12 seted up through power main body 3 surface, the direction of air intake 11 is convenient for wind and is got into in the power main body 3, and air outlet 12 can let wind better leave power main body 3, the radiating efficiency of power main body 3 has been improved greatly, the radiating efficiency of power main body 3 has been improved, and the spring 33 that fixed curb plate 2 below was equipped with, when letting power main body 3 receive the pressure that comes from the top, spring 33 can slow down the pressure that comes from the top, reach the effect of buffering, the absorbing effect has been improved greatly.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A non-stroboscopic LED driving power supply of an LLC single-stage bridgeless PFC comprises a fixed bottom plate (1), wherein a fixing device is arranged outside the fixed bottom plate (1); the method is characterized in that: the fixing device comprises an installation covering button (21), an extrusion column (22) is fixedly connected to the lower surface of the installation covering button (21), a cross block (23) is fixedly connected to the lower surface of the extrusion column (22), and the extrusion column (22) is movably connected with an extrusion hole (28);

a nut (25) is movably connected to the lower surface of the cross block (23), a cross groove (24) is formed in the upper surface of the nut (25), the cross block (23) is matched with the cross groove (24) in size, a threaded rod (26) is fixedly connected to the lower surface of the nut (25), the threaded rod (26) is in threaded connection with a threaded groove (27), and two threaded grooves (27) are formed in the front side and the rear side of the upper surface of the fixed bottom plate (1);

and a damping device is arranged outside the fixed bottom plate (1).

2. The LED driving power supply without strobes of LLC single-stage bridgeless PFC according to claim 1, characterized in that: damping device includes spring (33), the last fixed surface of PMKD (1) is connected with spring (33), the top of spring (33) is equipped with power main part (3).

3. The LED driving power supply without strobes of LLC single-stage bridgeless PFC according to claim 1, characterized in that: the equal swing joint in front of the upper surface of PMKD (1) back both sides has fixed curb plate (2), every extrusion hole (28) have all been seted up to the upper surface of fixed curb plate (2).

4. The LED driving power supply without strobes of LLC single-stage bridgeless PFC according to claim 3, characterized in that: the side, close to each other, of the two fixed side plates (2) is provided with a limiting groove (32), and each limiting groove (32) is internally and movably connected with a limiting block (31).

5. The LED driving power supply without strobes of LLC single-stage bridgeless PFC according to claim 4, characterized in that: the power supply comprises two fixed side plates (2), wherein one side of each fixed side plate (2) close to the other side is movably connected with a power supply main body (3), a gap between the two fixed side plates (2) is matched with the size of the power supply main body (3), and limit blocks (31) are fixedly connected to the front side and the rear side of the power supply main body (3).

6. The LED driving power supply of claim 5, wherein the LED driving power supply comprises: the air inlet (11) is formed in the front ends of the left side and the right side of the power supply main body (3), the air outlet (12) is formed in the rear ends of the left side and the right side of the power supply main body (3), and the air inlet (11) is communicated with the air outlet (12).