CN210898905U

CN210898905U - Novel rectifier

Info

Publication number: CN210898905U
Application number: CN201922046874.1U
Authority: CN
Inventors: 郁霞秋; 黄忠伟; 王勇; 林昱光
Original assignee: Changjiang Runfa Jiangsu Thin Plate Coating Co ltd
Current assignee: Changjiang Runfa Jiangsu Thin Plate Coating Co ltd
Priority date: 2019-11-25
Filing date: 2019-11-25
Publication date: 2020-06-30
Anticipated expiration: 2029-11-25

Abstract

The utility model relates to the technical field of electronic components, and discloses a novel rectifier, which comprises a radiating fin, a shell and pins, wherein the lower inner wall of the shell is fixedly connected with an insulating shell, the left side of the upper surface of a heat conducting plate is fixedly connected with a heat absorbing box, the upper end of the right side surface of the heat absorbing box is fixedly connected with a round pipe, the right end of a movable rod is fixedly connected with a second cylinder, an L-shaped column is arranged above the second cylinder, the left end of the L-shaped column is provided with a hole to be sleeved with the second cylinder, the upper end of the L-shaped column is fixedly connected with a movable radiating fin which is sleeved with the radiating fin, the novel rectifier is characterized in that the heat conducting plate is arranged to ensure that the heat absorbing box absorbs the heat of the rectifier, a fixed rod is pushed to move rightwards, the movable radiating fin can also move forwards, the fan starts to rotate, so that heat dissipation is accelerated, heat dissipation efficiency is improved, and elements are prevented from being burnt.

Description

Novel rectifier

Technical Field

The utility model relates to an electronic component technical field specifically is a novel rectifier.

Background

The rectifier is a device for converting alternating current into direct current, and can be used for a power supply device, detecting a radio signal and the like. The rectifier may be made of a vacuum tube, an igniter tube, a solid state silicon semiconductor diode, a mercury arc, or the like. Can produce a lot of heats in the rectifier use, if the heat dissipation is bad, operating temperature increases and has destroyed the insulating layer, and the components and parts that can cause damage, the rectifier also can be burnt out, consequently the good novel rectifier of a heat dispersion is needed urgently.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a novel rectifier has solved the bad problem of rectifier heat dispersion.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a novel rectifier comprises a radiating fin, a shell and pins, wherein the right side surface of the shell is provided with radiating holes, a dustproof net is arranged inside the radiating holes, the lower surface of the shell is provided with holes, the lower inner wall of the shell is fixedly connected with an insulating shell, the lower surface of the insulating shell is fixedly connected with the upper surface of the pins, the upper surface of the insulating shell is fixedly connected with a heat conducting plate, the left side of the upper surface of the heat conducting plate is fixedly connected with a heat absorbing box, the left side of the upper surface of the heat absorbing box is provided with a chute, the upper end of the right side surface of the heat absorbing box is fixedly connected with a round pipe, the inner part of the round pipe is provided with a piston, the right side surface of the piston is fixedly connected with a fixed rod, the right end of the fixed rod is sleeved with a first cylinder, the upper end of the first cylinder is, the left end of the L-shaped column is provided with a hole which is sleeved with the second cylinder, the upper end of the L-shaped column is fixedly connected with a movable cooling fin, pulleys are arranged at the left end and the right end of the lower surface of the movable cooling fin respectively, and the movable cooling fin is sleeved with the cooling fin.

Preferably, a fan seat is arranged below the second cylinder, a switch is arranged on the upper surface of the fan seat, and a motor is fixedly connected to the right side surface of the fan seat.

Preferably, the output shaft of the motor is fixedly connected with a fan, and the lower surface of the fan seat is fixedly connected with the heat conducting plate.

Preferably, the housing is box-shaped, the lower surface of the heat sink is fixedly connected with the upper edge of the housing, and the position of the fan is matched with the position of the heat dissipation hole.

(III) advantageous effects

Compared with the prior art, the utility model provides a novel rectifier possesses following beneficial effect:

1. this novel rectifier lets the heat absorption case absorb the heat of rectifier through setting up the heat-conducting plate, and the gaseous inflation of incasement promotes the piston and moves right, also can move right thereupon with piston fixed connection's dead lever, and the movable rod with dead lever swing joint can drive L type post and move forward, because L type post and activity fin fixed connection, activity fin also can move forward, increases heat radiating area, improves the radiating efficiency.

2. This novel rectifier, through when the rectifier reaches certain heat, when the heat of production can promote the dead lever to certain extent right, the cylinder one also can move a certain position right thereupon, pushes down the switch right, the switch-on of motor, and the fan begins to rotate for the heat dissipation improves the radiating efficiency, prevents that the component from burning out.

3. This novel rectifier, through when the rectifier temperature fall the back, the gas contraction in the heat absorption case, the piston moves with the dead lever left side, and cylinder one also can move left, pushes down the switch left, disconnects the power of motor, and fan stall is energy-concerving and environment-protective, prevents that the fan from rotating always, the resource-wasting.

Drawings

Fig. 1 is a schematic structural view of a front view of the present invention;

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

fig. 3 is a schematic view of a part of an enlarged structure at a in fig. 2 according to the present invention.

In the figure: the heat-absorbing device comprises a movable radiating fin 1, a radiating fin 2, a shell 3, a pin 4, a fan 5, radiating holes 6, a dustproof net 7, a sliding groove 8, a heat-absorbing box 9, a heat-conducting plate 10, an insulating shell 11, a circular tube 12, a fan base 13, a switch 14, a motor 15, a cylinder I16, a movable rod 17, a cylinder II 18, a column L19, a pulley 20, a piston 21 and a fixed rod 22.

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. 1-3, the present invention provides a technical solution: a novel rectifier comprises a radiating fin 2, a shell 3 and pins 4, wherein the shell 3 is box-shaped, the lower surface of the radiating fin 2 is fixedly connected with the upper edge of the shell 3, a radiating hole 6 is formed in the right side surface of the shell 3, a dustproof net 7 is arranged inside the radiating hole 6, a hole is formed in the lower surface of the shell 3, an insulating shell 11 is fixedly connected with the lower inner wall of the shell 3, the lower surface of the insulating shell 11 is fixedly connected with the upper surface of the pin 4, a heat conducting plate 10 is fixedly connected with the upper surface of the insulating shell 11, a heat absorbing box 9 is fixedly connected to the left side of the upper surface of the heat conducting plate 10, the heat conducting plate 9 transmits heat to the heat absorbing box 9, a chute 8 is formed in the left side of the upper surface of the heat absorbing box 9, a round pipe 12 is fixedly connected to the upper end of the right side surface of the heat, the upper end of the first cylinder 16 is fixedly connected with a movable rod 17, the right end of the movable rod 17 is fixedly connected with a second cylinder 18, an L-shaped column 19 is arranged above the second cylinder 18, the left end of the L-shaped column 19 is provided with a hole which is sleeved with the second cylinder 18, the upper end of the L-shaped column 19 is fixedly connected with a movable radiating fin 1, pulleys 20 are respectively arranged at the left end and the right end of the lower surface of the movable radiating fin 1, the movable radiating fin 1 is sleeved with a radiating fin 2, after heat is absorbed by a heat absorption box 9, gas in the box expands to push the piston 21 to move rightwards, a fixed rod 22 fixedly connected with the piston 21 can also move rightwards along with the movable radiating fin, the movable rod 17 movably connected with the fixed rod can drive the L-shaped column 19 to move forwards, because the L-shaped column 19 is fixedly connected with the movable radiating fin 1, the movable radiating fin 1, the upper surface of the fan base 13 is provided with a switch 14, the right side surface of the fan base 13 is fixedly connected with a motor 15, the output shaft of the motor 15 is fixedly connected with a fan 5, the position of the fan 5 is matched with the position of the heat dissipation hole 6, when the rectifier reaches a certain heat degree, the generated heat can push the fixed rod 22 rightwards to a certain degree, the cylinder 16 can also move rightwards to a certain position along with the fixed rod, the switch 14 is pressed rightwards, the power supply of the motor 15 is switched on, the fan 5 starts to rotate to accelerate the heat dissipation and prevent elements from being burnt, the lower surface of the fan base 13 is fixedly connected with the heat conducting plate 10, the heat conducting plate 10 and the insulating shell 11 start to be provided with a hole at the position matched with the fan base 13, the side surface of the pulley 20 positioned at the left end of the lower surface of the movable heat dissipation fin 1 is contacted with the inner surface of the sliding groove, both pulleys 20 are side pulleys, which aid the movement of the movable heat sink 1.

The working principle is as follows:

the first step is as follows: the heat that the rectifier produced in the work is absorbed by heat absorption box 9 through heat-conducting plate 10, and after heat absorption box 9 absorbed the heat, the gaseous inflation of incasement promoted piston 21 and moved right, and dead lever 22 with piston 21 fixed connection also can move right thereupon, and movable rod 17 with dead lever swing joint can drive L type post 19 and move forward, because L type post 19 and movable heat-radiating fin 1 fixed connection, movable heat-radiating fin 1 also can move forward, increases heat radiating area, improves radiating efficiency.

The second step is that: when the rectifier reaches a certain temperature, the generated heat pushes the fixing rod 22 to a certain degree rightwards, the first cylinder 16 moves rightwards to a certain position along with the certain degree, the switch 14 is pressed downwards rightwards, the power supply of the motor 15 is switched on, the fan 5 starts to rotate, heat dissipation is accelerated, and elements are prevented from being burnt.

The third step: when the temperature of the rectifier is reduced, the gas in the heat absorption box 9 contracts, the piston 21 and the fixing rod 22 move leftwards, the first cylinder 16 also moves leftwards, the switch is pressed leftwards, the power supply of the motor 15 is disconnected, the fan 5 stops rotating, energy is saved, environment is protected, and the fan 5 is prevented from rotating all the time and wasting resources.

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 novel rectifier, includes fin (2), shell (3) and pin (4), its characterized in that: the heat dissipation holes (6) are formed in the right side surface of the shell (3), a dust screen (7) is arranged inside the heat dissipation holes (6), a hole is formed in the lower surface of the shell (3), an insulating shell (11) is fixedly connected to the lower inner wall of the shell (3), the lower surface of the insulating shell (11) is fixedly connected with the upper surfaces of the pins (4), a heat conduction plate (10) is fixedly connected to the upper surface of the insulating shell (11), a heat absorption box (9) is fixedly connected to the left side of the upper surface of the heat conduction plate (10), a sliding groove (8) is formed in the left side of the upper surface of the heat absorption box (9), a round pipe (12) is fixedly connected to the upper end of the right side surface of the heat absorption box (9), a piston (21) is arranged inside the round pipe (12), a fixing rod (22) is fixedly connected to the right side surface of the piston (, the utility model discloses a heat sink, including cylinder (16), the upper end fixedly connected with movable rod (17), the right-hand member fixedly connected with cylinder two (18) of movable rod (17), the top of cylinder two (18) is provided with L type post (19), the left end of L type post (19) is provided with porosely cup joints with cylinder two (18), the upper end fixedly connected with activity fin (1) of L type post (19), both ends are provided with pulley (20) respectively about the lower surface of activity fin (1), activity fin (1) cup joints with fin (2).

2. The new rectifier as claimed in claim 1, wherein: the fan seat (13) is arranged below the first cylinder (16), the switch (14) is arranged on the upper surface of the fan seat (13), the motor (15) is fixedly connected to the right side surface of the fan seat (13), the fan (5) is fixedly connected to an output shaft of the motor (15), and the lower surface of the fan seat (13) is fixedly connected with the heat conduction plate (10).

3. The new rectifier as claimed in claim 1, wherein: the side surface of the pulley (20) positioned at the left end of the lower surface of the movable radiating fin (1) is in contact with the inner surface of the sliding groove (8), and the side surface of the pulley (20) positioned at the right end of the lower surface of the movable radiating fin (1) is in contact with the inner right side surface of the shell (3).

4. A novel rectifier according to claim 2 wherein: the casing (3) are box-like, the lower surface of fin (2) and the last edge fixed connection of casing (3), the position of fan (5) and the position phase-match of louvre (6), heat-conducting plate (10), insulating casing (11) begin porosely in the position with fan seat (13) assorted.