CN218451019U

CN218451019U - Dimming driving power supply

Info

Publication number: CN218451019U
Application number: CN202222301499.2U
Authority: CN
Inventors: 徐健; 戚艺全
Original assignee: Suzhou Qiguang Intelligent Lighting Co ltd
Current assignee: Suzhou Qiguang Intelligent Lighting Co ltd
Priority date: 2022-08-31
Filing date: 2022-08-31
Publication date: 2023-02-03
Anticipated expiration: 2032-08-31

Abstract

The utility model discloses a drive power supply adjusts luminance, including casing and control element, control element sets up in the inside of casing, advances dimming control to the circuit, the ventilative mouth has been seted up on the surface of casing, and the outside of ventilative mouth is provided with the dust screen, filters the gas that gets into in the casing, the initiative thermovent has been seted up to the top of casing, and the below of initiative thermovent is provided with the mechanism of blowing, blows off the heat in the casing through the initiative thermovent through the mechanism of blowing, the top of initiative thermovent is provided with the baffle, shelters from the initiative thermovent. This drive power supply adjusts luminance has been put initiative thermovent, blowing mechanism and baffle, can blow off the heat in the casing through the initiative thermovent through blowing mechanism, realizes the quick heat dissipation to the casing, and can shelter from the initiative thermovent through the baffle, avoids entering into the casing through the initiative thermovent when blowing mechanism stop work the dust and adheres to control element surface and influence its heat dissipation.

Description

Dimming driving power supply

Technical Field

The utility model relates to a power technical field that adjusts luminance specifically is a drive power supply adjusts luminance.

Background

The dimming driving power supply is also called as a dimming power supply, is used for controlling the light current and the light voltage in the lamp, can ensure the stability of the subsequent light emission of the lamp, avoids the undesirable change of a stroboscopic lamp, and has certain defects when being used:

if the application number is CN201922461879.0, the high-voltage-resistant dimming driving power supply disclosed in No. 7/10 of 2020 is provided with the relay, the relay can well play the roles of automatic adjustment, safety protection and circuit conversion in the circuit of the dimming driving power supply and has a good high-voltage-resistant effect, and the stability of the service life of the dimming driving power supply is improved; be provided with solidus mechanism, solidus mechanism can be fine with the solid line ring of connecting wire joint in solidus mechanism to can neatly arrange the connecting wire, nevertheless it is when using, because the component carries out work in the confined casing, the heat that follow-up during operation produced is not convenient for disperse, and the heat is piled up and is leaded to the component temperature to rise when long-time during operation, causes the damage of component easily.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a drive power supply adjusts luminance to solve the present drive power supply that adjusts luminance that above-mentioned background art provided and when using, because the component carries out work in the confined casing, the heat that follow-up during operation produced is not convenient for disperse, and the heat is piled up and is leaded to the component temperature to rise at long-time during operation, causes the problem of the damage of component easily.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a drive power supply adjusts luminance, includes casing and control element, control element sets up in the inside of casing, advances dimming control to the circuit, the ventilative mouth has been seted up on the surface of casing, and the outside of ventilative mouth is provided with the dust screen, filters the gas that gets into in the casing, the initiative thermovent has been seted up to the top of casing, and the below of initiative thermovent is provided with the mechanism of blowing, blows off the heat in the casing through the initiative thermovent through the mechanism of blowing, the top of initiative thermovent is provided with the baffle, shelters from the initiative thermovent, and the left side below of baffle is fixed with the loose axle to the loose axle rotates and installs in the inside of casing, can follow the top of initiative thermovent with the baffle through the rotation of loose axle and remove, the outside of loose axle is provided with rotation control mechanism, controls the rotation of loose axle.

Further optimize this technical scheme, the dust screen is connected with the casing through can dismantling bonding mechanism, and the dust screen constitutes for heat-resisting material.

Further optimizing the technical scheme, the detachable bonding mechanism comprises a first magic tape and a second magic tape;

the first magic tape is fixed on the inner side of the dustproof net;

the second magic subsides are fixed on the surface of casing, and are the one-to-one setting between second magic subsides and the first magic subsides to first magic is to enclose with the second magic subsides and closes the structural design, and the adhesion that makes the avris of dust screen can be stable protects ventilative mouthful in the outside of casing.

Further optimizing the technical scheme, the blowing mechanism comprises a mounting cover, a supporting plate, a motor and fan blades;

the mounting cover is fixed below the active heat dissipation port;

the supporting plate is fixed inside the mounting cover;

the motor is fixed below the supporting plate;

and the fan blade is arranged above the motor and connected with an output shaft of the motor, and the rotation of the fan blade is controlled by the motor.

Further optimizing the technical scheme, the rotation control mechanism comprises a torsion spring, a traction rope, a magnetic plate and an electromagnet;

the torsion spring is arranged below the movable shaft and provides rotary reset force for the movable shaft;

the traction rope is wound on the surface of the movable shaft;

the magnetic plate is arranged between the inside of the shell and the shell to form a left-right sliding structure, and the magnetic plate is connected with the movable shaft through a traction rope;

and the electromagnet is arranged on the left side of the magnetic plate and can attract the magnetic plate to control the magnetic plate to move when being electrified.

Further optimize this technical scheme, the left side of magnetic sheet is provided with from reset switch, and for electric connection between from reset switch and the mechanism of blowing, through from the switch control of reset switch the mechanism's of blowing switch.

Further optimize this technical scheme, the internally mounted of casing has temperature sensor, monitors the temperature in the casing, and the inside of casing is provided with the controller, the circuit connection of control electro-magnet.

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

(1) The dimming driving power supply is provided with an active heat dissipation port, a blowing mechanism and a baffle, heat in the shell can be blown out through the active heat dissipation port through the blowing mechanism, so that the shell can be rapidly cooled, the active heat dissipation port can be shielded through the baffle, and dust is prevented from entering the shell through the active heat dissipation port and attaching to the surface of a control element to influence the heat dissipation of the control element when the blowing mechanism stops working;

(2) This drive power supply adjusts luminance is provided with ventilation opening and dust screen, can realize the air exchange of casing internal and outside through setting up in ventilation opening, makes things convenient for follow-up external gas to enter into the casing in, and can block the entering of dust through setting up of dust screen, and follow-up dust screen can be dismantled the clearance, avoids its permeability that blocks up the influence gas.

Drawings

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

FIG. 2 is a schematic view of the main sectional structure of the present invention;

FIG. 3 is a schematic view of the top-down structure of the present invention;

FIG. 4 is a schematic top view of the baffle of the present invention;

FIG. 5 is an enlarged schematic view of a portion of FIG. 2 according to the present invention;

fig. 6 is the schematic view of the working flow of the electromagnet of the present invention.

In the figure: 1. a housing; 2. a control element; 3. a ventilation opening; 4. a dust screen; 5. a first magic tape; 6. a second magic tape; 7. an active heat dissipation port; 8. a blowing mechanism; 81. mounting a cover; 82. a support plate; 83. a motor; 84. a fan blade; 9. a baffle plate; 10. a movable shaft; 11. a torsion spring; 12. a hauling rope; 13. a magnetic plate; 14. an electromagnet; 15. a self-reset switch; 16. a temperature sensor; 17. and a controller.

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 efforts all belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: a dimming driving power supply comprises a shell 1 and a control element 2, the control element 2 is arranged inside the shell 1, dimming control is performed on a circuit, an air vent 3 is formed in the surface of the shell 1, a dustproof net 4 is arranged on the outer side of the air vent 3, gas entering the shell 1 is filtered, an active heat dissipation port 7 is formed above the shell 1, an air blowing mechanism 8 is arranged below the active heat dissipation port 7, heat in the shell 1 is blown out through the active heat dissipation port 7 through the air blowing mechanism 8, a baffle 9 is arranged above the active heat dissipation port 7, the active heat dissipation port 7 is shielded, a movable shaft 10 is fixed below the left side of the baffle 9, the movable shaft 10 is rotatably installed inside the shell 1, the baffle 9 can be moved away from the upper side of the active heat dissipation port 7 through rotation of the movable shaft 10, a rotation control mechanism is arranged on the outer side of the movable shaft 10, the dustproof net 4 is connected with the shell 1 through a detachable bonding mechanism, the dustproof net 4 is made of a heat-resistant material, the detachable bonding mechanism comprises a first magic tape 5 and a second magic tape 6, the first magic tape 5 and the second magic tape 6 are fixed on the outer side of the shell, and the second magic tape 5, and the magic tape 6, and the magic tape 5 is adhered to the magic tape 5, and the magic tape is adhered to make the magic tape 5;

initiative thermovent 7 will be sheltered from by baffle 9 under the default condition, casing 1 ventilates through ventilation opening 3 and dispels the heat, dust screen 4 can filter the gas that gets into in the casing 1, avoid the entering of dust, and after dust screen 4 uses for a long time, can tear it from casing 1, remove the bonding of first magic subsides 5 and second magic subsides 6, clear up it, the bonding of pasting 5 and second magic subsides 6 through first magic again after the clearance is installed its surface to casing 1 and can continue to use.

The blowing mechanism 8 comprises an installation cover 81, a support plate 82, a motor 83 and fan blades 84, the installation cover 81 is fixed below the active heat dissipation port 7, the support plate 82 is fixed inside the installation cover 81, the motor 83 is fixed below the support plate 82, the fan blades 84 are arranged above the motor 83 and connected with an output shaft of the motor 83, the rotation of the fan blades 84 is controlled through the motor 83, a rotation control mechanism comprises a torsion spring 11, a traction rope 12, a magnetic plate 13 and an electromagnet 14, the torsion spring 11 is arranged below the movable shaft 10 and provides rotating reset force for the movable shaft 10, the traction rope 12 is wound on the surface of the movable shaft 10, the magnetic plate 13 is arranged between the inside of the shell 1 and the shell 1 to form a left-right sliding structure, the magnetic plate 13 is connected with the movable shaft 10 through the traction rope 12, the electromagnet 14 is arranged on the left side of the magnetic plate 13, the magnetic plate 13 can be attracted to control the movement of the magnetic plate 13 when being electrified, a self-reset switch 15 is arranged on the left side of the magnetic plate 13, the reset switch 15 is electrically connected with the blowing mechanism 8, a self-reset switch 15 is arranged inside the shell 8, a self-reset switch 16 is arranged inside the shell and is connected with a temperature monitoring circuit 17 arranged inside the shell 1, and a temperature monitoring circuit inside the electromagnet 14;

accessible temperature sensor 16 monitors the temperature in casing 1, with signal transmission to controller 17, when the temperature is too high, controller 17 steerable electro-magnet 14 circular telegram, electro-magnet 14 produces magnetic force and attracts magnetic sheet 13, make magnetic sheet 13 pulling haulage rope 12 unreel on loose axle 10, it is rotatory to drive loose axle 10, loose axle 10 drives baffle 9 and removes, make initiative thermovent 7 open, magnetic sheet 13 will contact with from reset switch 15 after removing the leftmost end simultaneously, from reset switch 15 will open the circuit connection of mechanism 8 of blowing, it is rotatory to make motor 83 drive fan blade 84, with the quick outside exhaust outlet of the air in casing 1, outside gas passes through penetrating 3 and enters into casing 1 simultaneously, realize the initiative heat dissipation in casing 1.

Those not described in detail in this specification are well within the skill of the art.

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 modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A dimming driving power supply comprises a shell (1) and a control element (2), wherein the control element (2) is arranged inside the shell (1) and used for dimming and controlling a circuit;

the method is characterized in that: ventilating openings (3) are formed in the surface of the shell (1), dust screens (4) are arranged on the outer sides of the ventilating openings (3), gas entering the shell (1) is filtered, active radiating openings (7) are formed in the upper portion of the shell (1), air blowing mechanisms (8) are arranged below the active radiating openings (7), heat in the shell (1) is blown out through the active radiating openings (7) through the air blowing mechanisms (8), baffles (9) are arranged above the active radiating openings (7), the active radiating openings (7) are shielded, movable shafts (10) are fixed to the lower portion of the left side of the baffles (9), the movable shafts (10) are rotatably installed inside the shell (1), the baffles (9) can be moved away from the upper portions of the active radiating openings (7) through rotation of the movable shafts (10), a rotation control mechanism is arranged on the outer sides of the movable shafts (10), and rotation of the movable shafts (10) is controlled.

2. A dimming driving power supply as claimed in claim 1, wherein: the dustproof net (4) is connected with the shell (1) through a detachable bonding mechanism, and the dustproof net (4) is made of heat-resistant materials.

3. A dimming driving power supply according to claim 2, wherein: the detachable bonding mechanism comprises a first magic tape (5) and a second magic tape (6);

the first magic tape (5) is fixed on the inner side of the dustproof net (4);

second magic subsides (6) are fixed on the surface of casing (1), and are the one-to-one setting between second magic subsides (6) and first magic subsides (5) to first magic subsides (5) and second magic subsides (6) are the enclosure form structural design.

4. A dimming driving power supply as claimed in claim 1, wherein: the blowing mechanism (8) comprises an installation cover (81), a supporting plate (82), a motor (83) and fan blades (84);

the mounting cover (81) is fixed below the active heat dissipation opening (7);

a support plate (82) fixed inside the mounting cover (81);

a motor (83) fixed below the support plate (82);

and the fan blade (84) is arranged above the motor (83) and is connected with an output shaft of the motor (83), and the rotation of the fan blade (84) is controlled through the motor (83).

5. A dimming driving power supply as claimed in claim 1 or 4, wherein: the rotation control mechanism comprises a torsion spring (11), a traction rope (12), a magnetic plate (13) and an electromagnet (14);

the torsion spring (11) is arranged below the movable shaft (10) and provides rotary reset force for the movable shaft (10);

the traction rope (12) is wound on the surface of the movable shaft (10);

the magnetic plate (13) is arranged between the inside of the shell (1) and the shell (1) to form a left-right sliding structure, and the magnetic plate (13) is connected with the movable shaft (10) through a traction rope (12);

and the electromagnet (14) is arranged on the left side of the magnetic plate (13) and can attract the magnetic plate (13) to control the movement of the magnetic plate (13) when being electrified.

6. A dimming driving power supply as claimed in claim 5, wherein: the left side of the magnetic plate (13) is provided with a self-reset switch (15), the self-reset switch (15) is electrically connected with the blowing mechanism (8), and the blowing mechanism (8) is controlled to be switched on and off through the self-reset switch (15).

7. A dimming driving power supply according to claim 6, wherein: the temperature monitoring device is characterized in that a temperature sensor (16) is arranged inside the shell (1) and used for monitoring the temperature in the shell (1), and a controller (17) is arranged inside the shell (1) and used for controlling the circuit connection of the electromagnet (14).