CN216480874U

CN216480874U - Efficient initiative cooling system

Info

Publication number: CN216480874U
Application number: CN202123366878.1U
Authority: CN
Inventors: 林渊; 蔡希鹏; 王平
Original assignee: Suzhou Hollyson Vision Co ltd
Current assignee: Suzhou Hollyson Vision Co ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-05-10
Anticipated expiration: 2031-12-29

Abstract

The utility model discloses an efficient active heat dissipation system, which comprises a shell, fans and a PCBA (printed Circuit Board Assembly), wherein the PCBA is fixedly installed on one side of the inner wall of the shell, a radiator is fixedly installed on the shell on one side of the PCBA, a plurality of fans are fixedly installed on the lower surface of the inner wall of the shell, and a plurality of first heat dissipation holes are formed in the upper surface of the shell; the utility model discloses a be provided with a plurality of fan and first filter screen, to the great LED PCBA of area, there is the radiator of small volume at the back, the rotational speed of each fan of special design, wind direction and power, make also produce the difference of atmospheric pressure and form wind-force in horizontal direction, help taking away the heat on the radiator, consequently, through two-way gas flow, the radiating efficiency has been increased, therefore, whole initiative cooling system's radiating efficiency can be higher than general cooling system efficiency, through being provided with first filter screen and second filter screen, when improving the radiating, also can play dirt-proof effect.

Description

Efficient initiative cooling system

Technical Field

The utility model relates to an initiative cooling system technical field specifically is an efficient initiative cooling system.

Background

For an LED PCBA with high power, a radiator with a small volume is arranged behind the PCBA, and when the radiating space in the lamp is insufficient, a fan is usually used for active radiating to maintain the normal operation of the LED system.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an efficient initiative cooling system to solve and adopt a fan to dispel the heat at present usually, whole initiative cooling system's radiating efficiency is not high, can not satisfy the technical problem of radiating requirement.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an efficient initiative cooling system, includes shell, fan and PCBA, one side fixed mounting of shell inner wall has PCBA, PCBA one side fixed mounting has the radiator on the shell, the lower fixed surface of shell inner wall installs a plurality of fan, the upper surface of shell is provided with the first louvre of a plurality of, shell inner wall is close to top department demountable installation and has first filter screen, the both sides of shell are close to bottom department and all are provided with a plurality of second louvre, second louvre one side demountable installation has the second filter screen on the shell.

Preferably, one side of the first filter screen is provided with a hole, one side of the hole is rotatably connected with a sealing block through a pin shaft, and one end of the sealing block is fixedly connected with the shell through a tower buckle.

Preferably, openings are formed in the two sides of the shell, a sealing plate is rotatably connected to the shell on one side of each opening through a pin shaft, and one side of the sealing plate is fixedly connected with the shell through a tower buckle.

Preferably, the both sides of shell inner wall are close to the equal symmetry in top department and are provided with the cavity, the symmetrical fixedly connected with spring in one side of cavity inner wall, two the one end fixedly connected with stripper plate of spring, the equal symmetrical fixedly connected with fixed block in both sides of first filter screen, the fixed block with the stripper plate extrusion is fixed.

Preferably, the diameter size of the second heat dissipation hole is larger than that of the first heat dissipation hole.

Preferably, the first filter screen is of an arc-shaped structure protruding upwards, and the second filter screen is of an arc-shaped structure protruding towards one side close to the shell.

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

the utility model discloses a be provided with a plurality of fan, heating panel and first filter screen, LED PCBA to the area is great, there is small-size radiator at the back, this design uses the fan array that one or more fans are constituteed to dispel the heat, the fan provides the wind-force of vertical direction, and simultaneously, the rotational speed of each fan of special design, wind direction and power, make also produce the difference of atmospheric pressure and form wind-force in horizontal direction, help taking away the heat on the radiator, consequently, through two-way gas flow, the radiating efficiency has been increased, therefore, whole initiative cooling system's radiating efficiency can be higher than general cooling system efficiency, through being provided with first filter screen and second filter screen, when improving the radiating, also can play dirt-proof effect.

Drawings

FIG. 1 is a schematic view of the overall cross-sectional structure in the background art of the present invention;

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

FIG. 3 is an enlarged view of the structure at A in FIG. 2;

FIG. 4 is an enlarged view of the structure at B in FIG. 2;

fig. 5 is an enlarged schematic view of the structure at C in fig. 2.

In the figure: 1. a housing; 2. a fan; 3. a heat sink; 4. a first filter screen; 5. a first heat dissipation hole; 6. a fixed block; 7. a cavity; 8. a spring; 9. a pressing plate; 10. a second filter screen; 11. a second heat dissipation hole; 12. an opening; 13. a sealing plate; 14. opening a hole; 15. and (6) sealing the block.

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. 1-5, the present invention provides a technical solution: the utility model provides an efficient initiative cooling system, includes shell 1, fan 2 and PCBA, one side fixed mounting of 1 inner wall of shell has PCBA, PCBA one side fixed mounting has radiator 3 on the shell 1, the lower fixed surface of 1 inner wall of shell has a plurality of fan 2, the upper surface of shell 1 is provided with the first louvre 5 of a plurality of, 1 inner wall of shell is close to top department demountable installation and has first filter screen 4, the both sides of shell 1 are close to bottom department and all are provided with a plurality of second louvre 11, second louvre 11 one side demountable installation has second filter screen 10 on the shell 1.

When the LED heat dissipation device is used, for an LED PCBA with a large area, a radiator with a small volume is arranged behind the LED PCBA, the design uses a fan array formed by 2 or more fans for heat dissipation, and the fans provide wind power in the vertical direction. Meanwhile, the rotating speed, the wind direction and the power of each fan are specially designed, so that the difference of air pressure is generated in the transverse direction, wind power is formed, heat on a radiator is favorably taken away, the radiating efficiency is increased through bidirectional air flow, the radiating efficiency of the whole active radiating system is higher than that of a common radiating system, and the dustproof effect can be achieved while the radiating effect is improved by arranging the first filter screen 4 and the second filter screen 10.

Wherein, one side of first filter screen 4 is provided with trompil 14, one side of trompil 14 is connected with sealed piece 15 through the round pin axle rotation, sealed piece 15 one end with shell 1 passes through the tower knot fixed connection, through being provided with sealed piece 15, can clear up the dust on the first filter screen 4, ensures heat dissipation and dirt-proof effect.

Wherein, the both sides of shell 1 all are provided with opening 12, opening 12 one side be connected with closing plate 13 through round pin axle rotation on the shell 1, one side of closing plate 13 with shell 1 passes through the tower knot fixed connection, through being provided with closing plate 13, can clear up the dust on the second filter screen 10, ensures heat dissipation and dirt-proof effect.

Wherein, the both sides of 1 inner wall of shell are close to top department equal symmetry and are provided with cavity 7, the one side symmetry fixedly connected with spring 8 of cavity 7 inner wall, two the one end fixedly connected with stripper plate 9 of spring 8, the equal symmetry fixedly connected with fixed block 6 in both sides of first filter screen 4, fixed block 6 with stripper plate 9 extrusion is fixed.

Wherein, the diameter size of the second heat dissipation hole 11 is larger than the diameter size of the first heat dissipation hole 5.

The first filter screen 4 is of an arc-shaped structure protruding upwards, and the second filter screen 10 is of an arc-shaped structure protruding towards one side close to the shell 1.

The working principle is as follows: when the heat dissipation device is used, for the LED PCBA with a large area, a radiator with a small volume is arranged behind the LED PCBA, the heat dissipation device adopts a fan array consisting of 2 or more fans for heat dissipation, the fans provide wind power in the vertical direction, meanwhile, the rotating speed, the wind direction and the power of each fan are specially designed, so that the air pressure difference is generated in the transverse direction and wind power is formed, heat on the radiator is favorably taken away, and therefore the heat dissipation efficiency is increased through bidirectional air flow, the heat dissipation efficiency of the whole active heat dissipation system is higher than that of a common heat dissipation system, the dust prevention effect can be achieved while the heat dissipation is improved through the arrangement of the first filter screen 4 and the second filter screen 10, dust on the first filter screen 4 can be cleaned through the arrangement of the sealing block 15, the heat dissipation and dust prevention effects are ensured, and the dust on the second filter screen 10 can be cleaned through the arrangement of the sealing plate 13, ensuring the heat dissipation and dust prevention effects.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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-efficient initiative cooling system, includes shell (1), fan (2) and PCBA, one side fixed mounting of shell (1) inner wall has PCBA, PCBA one side fixed mounting has radiator (3), its characterized in that on shell (1): the lower fixed surface of shell (1) inner wall installs a plurality of fan (2), the upper surface of shell (1) is provided with the first louvre of a plurality of (5), shell (1) inner wall is close to top department demountable installation and has first filter screen (4), the both sides of shell (1) are close to bottom department and all are provided with a plurality of second louvre (11), second louvre (11) one side demountable installation has second filter screen (10) on shell (1).

2. A high efficiency active heat removal system as claimed in claim 1, wherein: one side of first filter screen (4) is provided with trompil (14), one side of trompil (14) is connected with sealed piece (15) through the round pin axle rotation, the one end of sealed piece (15) with shell (1) is detained through the tower and is fixed connection.

3. A high efficiency active heat removal system as claimed in claim 1, wherein: both sides of shell (1) all are provided with opening (12), opening (12) one side be connected with closing plate (13) through round pin axle rotation on shell (1), one side of closing plate (13) with shell (1) is through the tower knot fixed connection.

4. A high efficiency active heat removal system as claimed in claim 1, wherein: the both sides of shell (1) inner wall are close to top department equal symmetry and are provided with cavity (7), one side symmetry fixedly connected with spring (8) of cavity (7) inner wall, two the one end fixedly connected with stripper plate (9) of spring (8), the equal symmetry fixedly connected with fixed block (6) in both sides of first filter screen (4), fixed block (6) with stripper plate (9) extrusion is fixed.

5. A high efficiency active heat removal system as claimed in claim 1, wherein: the diameter size of the second heat dissipation hole (11) is larger than that of the first heat dissipation hole (5).

6. A high efficiency active heat removal system as claimed in claim 1, wherein: the first filter screen (4) is of an upward protruding arc-shaped structure, and the second filter screen (10) is of an upward protruding arc-shaped structure close to one side of the shell (1).