CN215345663U

CN215345663U - Switching power supply convenient for heat dissipation for lighting device

Info

Publication number: CN215345663U
Application number: CN202121705484.1U
Authority: CN
Inventors: 丁宇亮; 王菊蓉
Original assignee: Shenzhen Nandian Chuangyu Technology Co ltd
Current assignee: Shenzhen Nandian Chuangyu Technology Co ltd
Priority date: 2021-07-26
Filing date: 2021-07-26
Publication date: 2021-12-28
Anticipated expiration: 2031-07-26

Abstract

The utility model discloses a switching power supply for a lighting device convenient for heat dissipation, which comprises a box body, a fan, clamping grooves and positive and negative threaded rods, wherein four mounting holes are symmetrically formed in two sides of the box body, a handle is arranged on the right side of a box door, the fan is arranged at the top of the box body, a temperature sensor is arranged on the left side wall of the inner part of the box body, the temperature sensor and the fan are both electrically connected with a controller, the clamping grooves are formed in the front side of the box body, a rotating block is positioned on the rear side of a limiting groove and is rotationally connected with the limiting groove, the positive and negative threaded rods are arranged at the bottom of the box body, a spring is arranged on the upper end face of a sliding block, and a gasket is fixed on the upper end face of the spring. This switching power supply for lighting device convenient to heat dissipation is provided with temperature sensor, fan and louvre, when the temperature is higher than the temperature sensor setting value, dispels the heat by the fan, when the temperature is less than the fan, dispels the heat by the louvre, and make full use of nature wind dispels the heat, reduces power consumption.

Description

Switching power supply convenient for heat dissipation for lighting device

Technical Field

The utility model relates to the technical field of switching power supplies, in particular to a switching power supply for a lighting device, which is convenient to dissipate heat.

Background

The utility model relates to a switch power supply which utilizes the modern power electronic technology to control the on-off time ratio of a switch tube and maintain stable output voltage, and the switch power supply product is widely applied to industrial automation control, military equipment, lighting devices, communication equipment, instruments and meters and the like.

The existing switching power supply for the lighting device generally uses heat dissipation holes to dissipate heat, the heat dissipation effect is limited, the circuit boards with different widths are not convenient to fix, and meanwhile, when the device shakes, the circuit boards can shake, so that the existing switching power supply for the lighting device needs to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a switching power supply for a lighting device, which is convenient to dissipate heat, and aims to solve the problems that the heat dissipation holes are generally used for dissipating heat, the heat dissipation effect is limited, circuit boards with different widths are inconvenient to fix, and the circuit boards are likely to shake when the device shakes, which are proposed in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: a switching power supply convenient for heat dissipation for a lighting device comprises a box body, a fan, clamping grooves and positive and negative threaded rods, wherein four mounting holes are symmetrically formed in two sides of the box body, a box door is connected to the right side of the box body in a clamping mode, the box door is connected with the box body through a first bolt in a threaded mode, and a handle is arranged on the right side of the box door;

the fan is arranged at the top of the box body, a temperature sensor is arranged on the left side wall of the inner part of the box body, and the temperature sensor and the fan are both electrically connected with the controller;

a clamping groove is formed in the inner front side of the box body, a second bolt is in threaded connection with the rear side of the box body, a rotating block is fixed on the front end face of the second bolt, the rotating block is located on the rear side of the limiting groove, and the rotating block is in rotating connection with the limiting groove;

the box body is provided with a positive and negative threaded rod at the bottom, the rear end face of the positive and negative threaded rod is connected with a crank, a sliding block is arranged on the positive and negative threaded rod, a spring is arranged on the upper end face of the sliding block, and a gasket is fixed on the upper end face of the spring;

through adopting above-mentioned technical scheme, the handle is convenient for pull open the chamber door, when temperature sensor detected the temperature and exceeded the setting value, will be with signal transmission controller, and the accessible controller starts the fan, is convenient for dispel the heat to the box is inside, and the accessible rotates the second bolt and drives rotatory piece and rotate while back-and-forth movement, is convenient for adjust the position of spacing groove on the rotatory piece.

Preferably, the limiting groove is U-shaped, and the limiting groove and the clamping groove are positioned on the same horizontal plane;

through adopting above-mentioned technical scheme, the spacing groove of accessible "U" type is convenient for place the circuit board, prevents the circuit board slippage.

Preferably, a sliding rod is fixed on the lower end face of the limiting groove, the bottom of the sliding rod is located in a sliding way, the sliding way is arranged at the bottom in the box body, and the sliding rod is in sliding connection with the sliding way;

through adopting above-mentioned technical scheme, be convenient for play the supporting role to the spacing groove through setting up the slide bar, and make the spacing groove keep the parallel state with the box all the time.

Preferably, the number of the positive and negative threaded rods is two symmetrically about the limiting groove, and one positive and negative threaded rod and two sliding blocks form a group;

through adopting above-mentioned technical scheme, be provided with the spring on the slider, the gasket on the accessible spring plays the supporting role to the four corners of terminal surface under the circuit board, can play the damping effect through the spring simultaneously.

Preferably, the bottom of the box body is provided with heat dissipation holes, and the heat dissipation holes are uniformly distributed on two sides of the slide way;

through adopting above-mentioned technical scheme, a plurality of louvres can be convenient for the circulation of air for the heat dissipation is more abundant.

Compared with the prior art, the utility model has the beneficial effects that: the switch power supply for the lighting device convenient for heat dissipation,

(1) the temperature sensor, the fan and the heat dissipation holes are arranged, when the temperature is higher than the set value of the temperature sensor, the fan is used for dissipating heat, and when the temperature is lower than the set value of the fan, the heat dissipation holes are used for dissipating heat, so that natural wind is fully utilized for dissipating heat, and the power consumption is reduced;

(2) through setting up second bolt, rotatory piece and slide bar, the position of the spacing groove of manual adjustment of being convenient for can carry out spacing fixed to the circuit board of different width, through spring and layer board, can support the lower terminal surface four corners of circuit board, when the box rocked, can play the shock attenuation effect.

Drawings

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

FIG. 2 is a schematic diagram of a right-side cross-sectional structure of the present invention;

FIG. 3 is a schematic top view of the present invention.

In the figure: 1. the box body, 2, a box door, 3, a first bolt, 4, a fan, 5, a temperature sensor, 6, a clamping groove, 7, a second bolt, 8, a rotating block, 9, a limiting groove, 10, a sliding rod, 11, a sliding rail, 12, a positive and negative threaded rod, 13, a crank, 14, a sliding block, 15, a spring, 16, a supporting plate, 17 and a heat dissipation hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, 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 invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a switching power supply for lighting device convenient to heat dissipation, according to fig. 1 and 3, four mounting holes have been seted up to 1 bilateral symmetry of box, and 1 right side block of box is connected with chamber door 2, chamber door 2 is through

first bolt

3 and 1 threaded connection of box simultaneously, louvre 17 has been seted up to 1 bottom of box, and louvre 17 evenly distributed is in slide 11 both sides, when the temperature in the box 1 is less than temperature sensor 5's setting value, accessible louvre 17 carries out the natural draft heat dissipation, reduce power consumption, 2 right sides of chamber door are provided with the handle.

According to fig. 1, the fan 4 is disposed on the top of the box 1, and the temperature sensor 5 is disposed on the left side wall inside the box 1, and both the temperature sensor 5 and the fan 4 are electrically connected to the controller.

According to the drawings of fig. 1 and 2, a slot 6 is arranged at the front side in the box body 1, a second bolt 7 is connected with the rear side of the box body 1 through a thread, a rotary block 8 is fixed on the front end face of the second bolt 7, the rotary block 8 is positioned at the rear side of a limit groove 9, the rotary block 8 is rotatably connected with the limit groove 9, the limit groove 9 is in a U shape, the limit groove 9 and the slot 6 are positioned on the same horizontal plane, the circuit board can be clamped and limited through the U-shaped limit groove, the limit groove can be driven to move back and forth through the back and forth movement of the rotary block, the circuit boards with different widths can be limited conveniently, a slide bar 10 is fixed on the lower end face of the limit groove 9, the bottom of the slide bar 10 is positioned in a slide rail 11, the slide rail 11 is arranged at the bottom in the box body 1, the slide bar 10 is connected with the slide rail 11 in a sliding manner, when the position of the limit groove 9 needs to be adjusted according to the width of the circuit board, the slide bar 10 can play a supporting role, the limiting groove 9 and the clamping groove 6 are kept parallel, and the circuit board is conveniently clamped into the limiting groove 9 and the clamping groove 6.

According to fig. 1, fig. 2 and fig. 3, the bottom of the box body 1 is provided with a positive and negative threaded rod 12, the rear end face of the positive and negative threaded rod 12 is connected with a crank 13, meanwhile, a sliding block 14 is arranged on the positive and negative threaded rod 12, the positive and negative threaded rod 12 is symmetrically provided with two relative to a limiting groove 9, and the positive and negative threaded rod 12 and the two sliding blocks 14 are in a group, so that the position of a spring 15 on the two sliding blocks 14 can be conveniently adjusted according to the width of a circuit board, four corners of the lower end face of the circuit board are tightly attached to gaskets 16 on the spring 15, when the box body 1 is shaken, the spring 15 can prevent the circuit board from shaking excessively, the upper end face of the sliding block 14 is provided with the spring 15, and the gasket 16 is fixed on the upper end face of the spring 15.

The working principle is as follows: when the switching power supply for the lighting device convenient for heat dissipation is used, the first bolt 3 is unscrewed, the handle is held to pull the box door 2 out of the box body 1 rightwards, the crank 13 is rotated to drive the two slide blocks 14 on the positive and negative threaded rods 12 to move oppositely to a proper distance according to the width of the circuit board, the second bolt 7 is rotated, the second bolt 7 drives the rotating block 8 to rotate and move forwards at the same time, the rotating block 8 drives the limiting groove 9 to move forwards, meanwhile, the limiting groove 9 drives the slide rod 10 to move forwards to a proper distance along the slide rail 11, the circuit board is clamped into the clamping groove 6 and the limiting groove 9 from the right to the left, then the box body 1 is fixed through the mounting hole, at the moment, the installation is completed, simultaneously, under the elastic force of the spring 15, the gasket 16 is abutted against four corners of the circuit board, when the box body 1 shakes, the vibration reduction effect can be achieved, when the power equipment on the circuit board dissipates heat, the hot air can be radiated from the radiating holes 17, when the temperature sensor 5 detects that the temperature exceeds the set value, the temperature sensor 5 transmits a signal to the controller, and the controller starts the fan 4 to radiate heat through the fan 4. Those not described in detail in this specification are within the skill of the art.

The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for simplicity of description only and are not intended to indicate or imply that the referenced devices or elements must be in a particular orientation, constructed and operative in a particular orientation, and are not to be considered limiting of the claimed invention.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a switching power supply for lighting device convenient to heat dissipation, includes box (1), fan (4), draw-in groove (6) and positive and negative threaded rod (12), its characterized in that:

four mounting holes are symmetrically formed in two sides of the box body (1), the right side of the box body (1) is connected with a box door (2) in a clamping mode, the box door (2) is connected with the box body (1) through a first bolt (3) in a threaded mode, and a handle is arranged on the right side of the box door (2);

the fan (4) is arranged at the top of the box body (1), a temperature sensor (5) is arranged on the left side wall inside the box body (1), and the temperature sensor (5) and the fan (4) are both electrically connected with the controller;

a clamping groove (6) is formed in the front side in the box body (1), a second bolt (7) is in threaded connection with the rear side of the box body (1), a rotating block (8) is fixed on the front end face of the second bolt (7), the rotating block (8) is located on the rear side of the limiting groove (9), and the rotating block (8) is in rotating connection with the limiting groove (9);

the box (1) bottom is provided with positive and negative threaded rod (12), and positive and negative threaded rod (12) rear end face is connected with crank (13), is provided with slider (14) on positive and negative threaded rod (12) simultaneously, slider (14) up end is provided with spring (15), and spring (15) up end is fixed with gasket (16).

2. A switching power supply for a lighting device to facilitate heat dissipation as defined by claim 1, wherein: the limiting groove (9) is U-shaped, and the limiting groove (9) and the clamping groove (6) are located on the same horizontal plane.

3. A switching power supply for a lighting device to facilitate heat dissipation as defined by claim 1, wherein: the end surface is fixed with slide bar (10) under spacing groove (9), and slide bar (10) bottom is located slide (11), and slide (11) set up bottom in box (1) simultaneously, slide bar (10) and slide (11) are sliding connection.

4. A switching power supply for a lighting device to facilitate heat dissipation as defined by claim 1, wherein: the positive and negative threaded rod (12) is symmetrically provided with two relative to the limit groove (9), and one positive and negative threaded rod (12) and two sliding blocks (14) form a group.

5. A switching power supply for a lighting device to facilitate heat dissipation as defined by claim 1, wherein: radiating holes (17) are formed in the bottom of the box body (1), and the radiating holes (17) are evenly distributed on two sides of the slide rail (11).