CN211321855U

CN211321855U - Heat dissipation casing of electronic component

Info

Publication number: CN211321855U
Application number: CN201922146352.9U
Authority: CN
Inventors: 马训刚
Original assignee: Nanjing Mutual Creation Electronic Technology Co ltd
Current assignee: Nanjing Mutual Creation Electronic Technology Co ltd
Priority date: 2019-12-04
Filing date: 2019-12-04
Publication date: 2020-08-21
Anticipated expiration: 2029-12-04

Abstract

The utility model discloses an electronic components's heat dissipation casing, by the inner shell, the shell, bottom plate and fan are constituteed, all open the through-hole that has certain quantity on inner shell and the shell, the spacing groove has been seted up to the shell both sides, and the inner shell both sides correspond spacing trench position and are provided with the stopper, can slide in the spacing groove because of the stopper, so the shell can be on the inner shell the level slide, so change and the inner shell on the relative position of through-hole, and then opening and closing of control through-hole, thereby make the ventilation effect controllable, the utility model discloses the radiating effect is good when the through-hole is opened, has played certain dustproof effect when the through-hole is closed again, the output amount of wind that the fan of inner shell afterbody can last, greatly increased the radiating effect, the utility model discloses compromise certain dustproof effect when reaching the radiating effect.

Description

Heat dissipation casing of electronic component

Technical Field

The utility model belongs to the technical field of the electron, concretely relates to electronic components's heat dissipation casing.

Background

The shell of the traditional electronic component is generally made of metal materials, so that the shell can provide effective protection for the electronic component and can shield certain electromagnetic interference. With the widespread use of electronic components, the use of enclosures has also penetrated the corners of our lives. However, the conventional heat dissipation case has the following problems: firstly, in the long-time running process of the electronic components, the electronic components and the circuit board inevitably generate a large amount of heat, and the running efficiency of the equipment is reduced and even the equipment is halted after a long time; second, if punch on traditional heat dissipation casing and carry out radiating, the radiating effect has promoted, but new problem appears again simultaneously, that is exactly that the dust can drop electronic components through the louvre on, also causes equipment short circuit scheduling problem for a long time easily, dispels the heat and can't compromise with dustproof.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electronic components's radiating shell to solve traditional electronic components's casing radiating efficiency low and advance grey problem easily, reach the effect that heat dissipation and dustproof compromise.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an electronic components's heat dissipation casing, includes shell, inner shell, fan and bottom plate, wherein: the shell is provided with a plurality of through holes, and the shapes of the through holes can be the same or different; the size of the inner shell can be matched with that of the outer shell, namely the inner shell can be completely nested in the outer shell, and the through holes in the inner shell correspond to the through holes in the outer shell; the two sides of the shell are provided with limiting grooves, and the tops of the limiting grooves are provided with limiting clamping teeth along the horizontal direction; limiting blocks are arranged on the two sides of the inner shell corresponding to the limiting latch, convex teeth meshed with the limiting latch are arranged at the top of each limiting block along the horizontal direction, and the position of each limiting groove corresponds to the position of each limiting block; the limiting blocks can slide left and right in the limiting grooves, and the limiting clamping teeth and the convex teeth can be meshed with each other, so that the relative positions of the outer shell and the inner shell are limited; a fan is installed on one side of the ventilation surface of the inner shell.

Preferably, the through holes are circular, polygonal or irregular.

Preferably, the through holes are uniformly distributed on the outer shell and the inner shell and correspond to each other one by one.

Preferably, the outer wall of the inner shell can closely fit with the inner wall of the outer shell.

Preferably, the length of the limiting groove is longer than that of the limiting block by at least one through hole interval, so that the outer shell and the inner shell can be staggered by at least one through hole interval, and opening and closing of the through holes are controlled.

Preferably, the height of the limiting groove is higher than that of the limiting block by the height of at least one convex tooth, so that the limiting block can freely move in the limiting groove.

Preferably, the material of the outer shell and the inner shell is a metal material.

Preferably, the limiting block and the inner shell are integrally formed, and the limiting groove and the outer shell are integrally formed.

Preferably, the fan is installed at one side of the ventilation surface of the inner shell, and the PLC temperature control device is installed inside the fan.

The technical effects and advantages of the utility model are: people can freely control the relative position of the outer shell and the inner shell of the radiating shell so as to control the opening and closing of the through holes, so that the ventilation effect of the electronic component is controllable, and in addition, the fan on one side of the ventilation surface of the inner shell continuously blows away heat, so that the radiating effect of the electronic component is greatly enhanced; when the electronic component is closed, the outer shell and the inner shell can be staggered, so that the through hole is closed, the dustproof effect of the casing is improved, and the effect of heat dissipation and dust prevention is achieved.

Drawings

Fig. 1 is a schematic structural diagram of a heat dissipation enclosure for an electronic component;

fig. 2 is a schematic side view of a heat dissipation housing for an electronic component;

fig. 3 is a schematic structural diagram of a bottom plate of a heat dissipation enclosure for electronic components;

fig. 4 is a schematic view of an assembly structure of a heat dissipation housing of an electronic component.

In the figure: 1-outer shell, 2-through hole, 3-limiting groove, 4-limiting latch, 5-inner shell, 6-limiting block, 7-convex tooth, 8-first screw hole, 9-first nut, 10-circuit board, 11-bottom plate, 12-inner shell side, 13-second nut, 14-fan, 15-inner shell ventilation surface.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to fig. 1-4 of the 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.

The utility model provides a heat dissipation casing of electronic components as shown in 1-4 in the figure, including inner shell 5, shell 1, fan 14 and bottom plate 11.

As shown in fig. 4, inner shell 5 can be nested completely in outer shell 1, the cross-section of inner shell 5 and outer shell 1 all is the type of falling U, and the outer wall of inner shell 5 can closely laminate with the inner wall of outer shell 1, and outer shell 1 can be followed inner shell 5 length direction and twitched, all open the through-hole 2 of certain quantity on outer shell 1 and the inner shell 5, when outer shell 1 and inner shell 5 one side parallel and level, through-hole 2 that is located on the outer shell 1 corresponds with through-hole 2 position that is located on inner shell 5, when outer shell 1 twitches along inner shell 5, through-hole 2 on outer shell 1 misplaces with through-hole 2 on the inner shell 5, improve the radiating effect when through-hole 2 on outer shell 1 misplaces with through-hole. The shape of the through hole 2 is circular, polygonal or irregular, and the through hole 2 is circular in this embodiment.

Both sides of shell 1 all are equipped with spacing groove 3, spacing groove 3 runs through the both sides of shell 1, the both sides of inner shell 5 correspond spacing groove 3 positions and are provided with stopper 6, stopper 6 can be followed 3 length direction in spacing groove and removed, the top of spacing groove 3 is provided with spacing latch 4 along the horizontal direction, the top of stopper 6 is equipped with the dogtooth 7 with 4 meshing of spacing latch along the horizontal direction, the height that highly will be higher than at least one dogtooth 7 of stopper 6 of spacing groove 3, just so can upwards mention shell 1 and then remove along the horizontal direction with the hand. In an initial state, the through hole 2 on the outer shell 1 corresponds to the through hole 2 on the inner shell 5, the heat dissipation effect is increased, and the inner shell 5 is subjected to the self-weight effect to enable the convex teeth 7 on the limiting block 6 to be meshed with the limiting latch 4 on the limiting groove 3; when the heat dissipation does not need to be improved, an operator can remove the engagement between the limiting latch 4 and the convex teeth 7 by lifting the outer shell 1, so that the outer shell 1 can be pulled to enable the through hole 2 in the outer shell 1 and the through hole 2 in the inner shell 5 to be staggered, and the dustproof effect is achieved. The length of the limiting groove 3 is longer than that of the limiting block 6 by at least one distance of the through hole 2, so that the outer shell 1 and the inner shell 5 can be staggered by the distance of one through hole 2, and the opening and closing of the through hole 2 can be controlled.

Wherein, stopper 6 and dogtooth 7 integrated into one piece of inner shell 5 and both sides, shell 1 and inner shell 5 are the sheet metal component, and shell 1 is the type of falling U with the cross-section of inner shell 5, and shell 1 closely laminates with inner shell 5 when installation to through-hole 2 on the shell 1 can with the through-hole 2 one-to-one on the inner shell 5, spacing groove 3 and spacing latch 4 on the shell 1 can with stopper 6 and the dogtooth 7 one-to-one on the inner shell 5.

Inner shell 5 is connected with bottom plate 11 through first nut 9, the first screw 8 of the position of inner shell 5 corresponding first nut 9, set up the second screw that corresponds with first screw 8 positions on the bottom plate 11, inner shell 5 and circuit board 10 are connected through first nut 9, fan 14 passes through second nut 13 to be fixed on the lateral wall that inner shell ventilation face 15 deviates from one side of shell 1, 14 inside PLC temperature control device that can set up of fan, PLC temperature control device can be according to opening and closing of the temperature automatic control fan 14 who sets for, 14's total power of fan can come from external power supply or circuit board 10 and can artificially open or close.

The working principle is as follows: when the electronic component is in high-load operation for a long time, a large amount of heat can be generated in the electronic component, and in an initial state, the through holes 2 in the outer shell 1 correspond to the through holes 2 in the inner shell 5, so that the through holes 2 are opened, and heat dissipation is performed; when the temperature is too high, the PLC temperature control device starts the fan 14 to dissipate heat, a main power supply of the fan 14 can be manually turned on or turned off, when the electronic component is in a shutdown state, the outer shell 1 only needs to be lifted upwards and moves in the horizontal direction, the through hole 2 in the outer shell 1 and the through hole 2 in the inner shell 5 are staggered, and the through hole 2 is closed, so that the dustproof effect is achieved; the relative positions of the outer shell 1 and the inner shell 5 can be limited by the limiting latch teeth 4 and the convex teeth 7. Through-hole 2 closes and to prevent effectively that the dust from on through-hole 2 falls electronic components to cause equipment short circuit scheduling problem, to sum up, the utility model discloses compromise certain dustproof effect when reaching the radiating effect.

Finally, it should be noted that: 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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides an electronic components's heat dissipation casing, includes shell (1), inner shell (5) and bottom plate (11), the inner shell is connected its characterized in that with the bottom plate: the outer shell (1), the inner shell (5) and the bottom plate (11) are respectively provided with a plurality of through holes (2), the inner shell (5) is matched with the outer shell (1), and the through holes (2) in the inner shell (5) correspond to the through holes (2) in the outer shell (1); when the inner shell (5) is flush with the outer shell (1), the through hole (2) on the inner shell (5) corresponds to the through hole (2) on the outer shell (1); when the inner shell (5) and the outer shell (1) are staggered, the through holes (2) in the inner shell (5) and the through holes (2) in the outer shell (1) are staggered; spacing groove (3) have all been opened to the both sides of shell (1), the top of spacing groove (3) is equipped with spacing latch (4) along the horizontal direction, the position that the both sides of inner shell (5) correspond spacing groove (3) is provided with stopper (6), the top of stopper (6) is equipped with dogtooth (7) with spacing latch (4) meshing along the horizontal direction, stopper (6) can be in spacing groove (3) horizontal slip, inner shell one side is provided with ventilation face (15), fan (14) are installed to one side that ventilation face (15) of inner shell (5) deviate from the shell.

2. A heat dissipating casing for electronic components as claimed in claim 1, wherein: the through holes (2) are circular, polygonal or irregular.

3. A heat dissipating casing for electronic components as claimed in claim 1, wherein: the through holes (2) are uniformly distributed on the outer shell (1) and the inner shell (5) and correspond to each other one by one.

4. A heat dissipating casing for electronic components as claimed in claim 1, wherein: the outer wall of the inner shell (5) can be tightly attached to the inner wall of the outer shell (1).

5. A heat dissipating casing for electronic components as claimed in claim 1, wherein: the length of the limiting groove (3) is longer than that of the limiting block (6) by the distance of at least one through hole (2).

6. A heat dissipating casing for electronic components as claimed in claim 1, wherein: the height of the limiting groove (3) is higher than that of the limiting block (6) by the height of at least one convex tooth (7) so as to ensure that the limiting block (6) can move freely in the limiting groove (3).

7. A heat dissipating casing for electronic components as claimed in claim 1, wherein: the outer shell (1) and the inner shell (5) are made of metal materials.

8. A heat dissipating casing for electronic components as claimed in claim 1, wherein: the limiting block (6) and the inner shell (5) are integrally formed, and the limiting groove (3) and the outer shell (1) are integrally formed.

9. A heat dissipating casing for electronic components as claimed in claim 1, wherein: the fan (14) is arranged on one side of the ventilation surface (15) of the inner shell.