CN212211639U

CN212211639U - High-temperature-resistant LED constant-current power supply

Info

Publication number: CN212211639U
Application number: CN202021117271.2U
Authority: CN
Inventors: 龙锡炎
Original assignee: Shenzhen Dongsheng Yuanda Technology Co ltd
Current assignee: Shenzhen Dongsheng Yuanda Technology Co ltd
Priority date: 2020-06-17
Filing date: 2020-06-17
Publication date: 2020-12-22
Anticipated expiration: 2030-06-17

Abstract

The utility model discloses a high temperature resistant type LED constant current power supply, including lid and enameling, the inside of lid is provided with the motor, and the top of motor is fixed with the transmission shaft, the below of lid is fixed with the card body, and the surface of the card body is fixed with the lug, the surface of lug is provided with the draw-in groove, and the surface mounting of draw-in groove has the box body, the internally mounted of box body has the circuit board, and the top of circuit board is provided with constant voltage resistance box, both ends all are equipped with the heating panel around the constant voltage resistance box, and the internal connection of heating panel has the copper post, the left and right sides of copper post all is equipped with the heat dissipation post, and enameling is located the surface of heat dissipation post. The copper post that this LED constant current power supply set up can increase the area of contact of heating panel and air to the very big heat radiating area who increases the heating panel improves the radiating effect, and the heat dissipation post that sets up can let the heat pass through the copper post and transmit outside the box, lets the heat directly contact with external radiating medium through the heat dissipation post, strengthens its radiating effect.

Description

High-temperature-resistant LED constant-current power supply

Technical Field

The utility model relates to a LED power technical field specifically is a high temperature resistant type LED constant current power supply.

Background

The LED constant current power supply is one of LED power supplies, is a voltage converter for converting power supply into specific voltage and current to drive an LED to emit light, and essentially utilizes a device to feed back the current and dynamically adjusts the power supply state of equipment, so that the current tends to be constant.

The conventional LED constant-current power supply is unstable in use due to poor high-temperature resistance, and basically, a plurality of groups of bolts are fixedly installed, so that the conventional LED constant-current power supply is troublesome to disassemble, inconvenient to maintain and incapable of well meeting the use requirements of people.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high temperature resistant type LED constant current power supply to propose current LED constant current power supply in solving above-mentioned background art, high temperature resistant can be very unstable in a relatively weak use, and all be basically that the multiunit bolt is installed fixedly, and this leads to dismantling very troublesome maintenance inconvenience that causes, can not be fine satisfies people's user demand problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high temperature resistant type LED constant current power supply, includes lid and enameling, the inside of lid is provided with the motor, and the top of motor is fixed with the transmission shaft, the top of transmission shaft is connected with the blade of airing exhaust, and the top of airing exhaust the blade is provided with out the aerofoil, the below of lid is fixed with the card body, and the external fixed surface of the card body has the lug, the surface of lug is provided with the draw-in groove, and the external fixed surface of draw-in groove has the box body, the internally mounted of box body has the circuit board, and the top of circuit board is provided with constant voltage resistance box, both ends all are equipped with the heating panel around the constant voltage resistance box, and the internally connected with copper post of heating panel, the left and right sides of copper post all is equipped with the.

Preferably, the transmission shaft is in threaded connection with the air exhaust blade, and the air exhaust blade forms a rotating structure with the motor through the transmission shaft.

Preferably, the air outlet plate is of a hollow net structure, and the top and bottom surfaces of the air outlet plate are of circular structures.

Preferably, the box cover forms a clamping structure with the box body through the clamping body and the clamping groove, and a bayonet-shaped structure is formed between the clamping body and the convex block.

Preferably, the heat dissipation plates are symmetrical about a vertical center line of the constant voltage resistance box, and four sets of the heat dissipation plates are provided.

Preferably, the copper column penetrates through the inside of the heat dissipation plate, and the copper column is of a cylindrical structure.

Preferably, the heat dissipation column is of a circular arc structure and is tightly attached to the enamel coating.

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

1. the utility model is provided with the air exhaust blade, the air exhaust blade connected by screw thread can be better disassembled and cleaned, the condition that the heat dissipation effect is influenced by the mass deposition of dust on the surface of the air exhaust blade for a long time is avoided, the circulation of air in the power supply can be accelerated by the rotary air exhaust blade, so that the heat dissipation effect is improved, and the temperature resistance of the power supply is enhanced; the air outlet plate can reduce the situation that dust and impurities fall into the power supply, prevent dust from accumulating on the surface of the power supply to reduce the heat dissipation effect, and enable air to circulate more uniformly through the air outlet plate with the circular opening, and the circular structure saves more materials;

2. the utility model discloses being provided with the lid and more conveniently opening and shutting the lid fast through the lid of block and thus more conveniently maintaining, avoid the lid to open and shut too loaded down with trivial details condition, can strengthen the frictional force of card body surface through the lug to make the block position more firm, avoid the not hard up condition; the constant-voltage resistor box can be effectively radiated by the arranged radiating plates, and the radiating areas can be increased by arranging a plurality of groups, so that the radiating effect is improved, and the high temperature resistance of the power supply is improved;

3. the utility model is provided with the copper columns, the contact area between the heat dissipation plate and the air can be increased through the arranged copper columns, thereby greatly increasing the heat dissipation area of the heat dissipation plate and improving the heat dissipation effect; outside can letting the heat pass through the copper post transmission box through the heat dissipation post that sets up, let the heat directly contact with external heat-dissipating medium through the heat dissipation post, strengthen its radiating effect, the package lacquer through setting up not only can play insulating effect, can also play certain guard action to the heat dissipation post, avoids the condition of heat dissipation post corruption, can also prolong its life when improving power security.

Drawings

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

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic structural view of the circuit board, the constant voltage resistor box, the heat sink plate and the copper pillar of the present invention;

fig. 4 is a schematic view of a part of an enlarged structure at a in fig. 1 according to the present invention.

In the figure: 1. a box cover; 2. a motor; 3. a drive shaft; 4. an air exhaust blade; 5. an air outlet plate; 6. a card body; 7. a bump; 8. a card slot; 9. a box body; 10. a circuit board; 11. a constant voltage resistance box; 12. a heat dissipation plate; 13. a copper pillar; 14. a heat-dissipating column; 15. and (6) coating paint.

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 high-temperature resistant LED constant current power supply comprises a box cover 1 and an enamel coating 15, wherein a motor 2 is arranged inside the box cover 1, a transmission shaft 3 is fixed above the motor 2, an air exhaust blade 4 is connected above the transmission shaft 3, an air outlet plate 5 is arranged above the air exhaust blade 4, the transmission shaft 3 is in threaded connection with the air exhaust blade 4, the air exhaust blade 4 forms a rotating structure with the motor 2 through the transmission shaft 3, the novel air exhaust blade 4 is arranged, the air exhaust blade 4 can be better disassembled and cleaned through the air exhaust blade 4 in threaded connection, the condition that the heat dissipation effect is influenced by a large amount of dust on the surface of the air exhaust blade 4 when the air exhaust blade 4 is used for a long time is avoided, the circulation of air inside the power supply can be accelerated through the rotating air exhaust blade 4, the heat resistance of the power supply is enhanced, the air outlet plate 5 is of a hollow structure, and the top bottom surface of, the air outlet plate 5 can reduce the situation that dust and impurities fall into the power supply, prevent dust from depositing on the surface of the power supply to reduce the heat dissipation effect, and enable air to circulate more uniformly through the air outlet plate 5 with the circular opening, and the circular structure saves more materials;

the novel box cover 1 is provided with a clamping body 6, a convex block 7 is fixed on the outer surface of the clamping body 6, the box cover 1 forms a clamping structure through the clamping body 6 and a clamping groove 8 with a box body 9, and a burred structure is formed between the clamping body 6 and the convex block 7, the box cover 1 is more convenient to open and close quickly through the clamping box cover 1, so that the maintenance is more convenient, the condition that the box cover 1 is too complicated to open and close is avoided, the friction force of the outer surface of the clamping body 6 can be enhanced through the convex block 7, so that the clamping part is more stable, and the loosening condition is avoided;

the outer surface of the bump 7 is provided with a clamping groove 8, the outer surface of the clamping groove 8 is fixed with a box body 9, a circuit board 10 is arranged inside the box body 9, a constant voltage resistance box 11 is arranged above the circuit board 10, the front end and the rear end of the constant voltage resistance box 11 are respectively provided with a heat dissipation plate 12, the heat dissipation plate 12 is internally connected with a copper column 13, the heat dissipation plate 12 is in a symmetrical structure about the vertical central line of the constant voltage resistance box 11, four groups of heat dissipation plates 12 are arranged, the constant voltage resistance box 11 can be effectively dissipated heat through the arranged heat dissipation plates 12, the heat dissipation area can be increased through the arrangement of the groups, so that the heat dissipation effect is improved, the high temperature resistance of a power supply is improved, the copper columns 13 penetrate through the inside of the heat dissipation plate 12, the copper columns 13 are in a cylindrical structure, the copper columns 13 are newly arranged, the heat dissipation effect is improved;

the left and right sides of copper post 13 all is equipped with heat dissipation post 14, and package lacquer 15 is located heat dissipation post 14's surface, heat dissipation post 14 is circular arc structure, and heat dissipation post 14 closely laminates with package lacquer 15, heat can let the heat pass through copper post 13 and transmit outside the box through the heat dissipation post 14 that sets up, let the heat directly contact with external radiating medium through heat dissipation post 14, strengthen its radiating effect, package lacquer 15 through the setting not only can play insulating effect, can also play certain guard action to heat dissipation post 14, avoid the condition of heat dissipation post 14 corruption, can also prolong its life when improving the power security.

The working principle is as follows: when the LED constant current power supply is used, firstly, the motor 2 in the box cover 1 is started, the transmission shaft 3 is fixedly connected with the motor 2, the transmission shaft 3 starts to rotate, the exhaust blades 4 are in threaded connection with the transmission shaft 3, the exhaust blades 4 start to rotate, the exhaust blades 4 rotating in this way drive air to flow out through the air outlet plate 5 fixedly connected with the box cover 1, when the power supply starts to be electrified, the resistor in the constant voltage resistor box 11 welded with the circuit board 10 generates heat, the heat dissipation plate 12 is fixedly connected with the constant voltage resistor box 11, the heat is transmitted to the heat dissipation plate 12, the copper column 13 is sleeved in the heat dissipation plate 12, the heat is transmitted to the copper column 13, the heat dissipation column 14 is fixedly connected with the copper column 13, the heat is transmitted to the heat dissipation column 14, the coating 15 bonded with the heat dissipation column 14 plays an insulating protection role, when the box cover 1 needs to be detached and maintained, the card body 6 receives the effort, lug 7 and the card body 6 fixed connection, and lug 7 receives the effort, so under this effort lug 7 keep away from gradually with box body 9 fixed connection's draw-in groove 8, just so accomplished opening of lid 1, this is exactly this LED constant current power supply's theory of operation.

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. The utility model provides a high temperature resistant type LED constant current power supply, includes lid (1) and enameling (15), its characterized in that: the air-conditioning box is characterized in that a motor (2) is arranged inside the box cover (1), a transmission shaft (3) is fixed above the motor (2), air exhaust blades (4) are connected above the transmission shaft (3), air outlet plates (5) are arranged above the air exhaust blades (4), a clamping body (6) is fixed below the box cover (1), a convex block (7) is fixed on the outer surface of the clamping body (6), a clamping groove (8) is formed in the outer surface of the convex block (7), a box body (9) is fixed on the outer surface of the clamping groove (8), a circuit board (10) is arranged inside the box body (9), a constant-voltage resistor box (11) is arranged above the circuit board (10), heat dissipation plates (12) are arranged at the front end and the rear end of the constant-voltage resistor box (11), copper columns (13) are connected inside the heat dissipation plates (12), heat dissipation columns (14) are arranged on the left side and the right side, and the enamel coating (15) is positioned on the outer surface of the heat dissipation column (14).

2. The high-temperature-resistant LED constant-current power supply according to claim 1, characterized in that: the transmission shaft (3) is in threaded connection with the air exhaust blade (4), and the air exhaust blade (4) forms a rotating structure with the motor (2) through the transmission shaft (3).

3. The high-temperature-resistant LED constant-current power supply according to claim 1, characterized in that: the air outlet plate (5) is of a hollow net structure, and the top and bottom surfaces of the air outlet plate (5) are of circular structures.

4. The high-temperature-resistant LED constant-current power supply according to claim 1, characterized in that: the box cover (1) forms a clamping structure with the box body (9) through the clamping body (6) and the clamping groove (8), and a bayonet-shaped structure is formed between the clamping body (6) and the convex block (7).

5. The high-temperature-resistant LED constant-current power supply according to claim 1, characterized in that: the heat dissipation plates (12) are of a symmetrical structure about the vertical center line of the constant-voltage resistor box (11), and four groups of heat dissipation plates (12) are arranged.

6. The high-temperature-resistant LED constant-current power supply according to claim 1, characterized in that: the copper column (13) penetrates through the heat dissipation plate (12), and the copper column (13) is of a cylindrical structure.

7. The high-temperature-resistant LED constant-current power supply according to claim 1, characterized in that: the heat dissipation column (14) is of an arc-shaped structure, and the heat dissipation column (14) is tightly attached to the enamel coating (15).