CN211240597U - Improved generation switching power supply heat abstractor - Google Patents

Abstract

The utility model discloses an improved switch power supply heat dissipation device, which belongs to the technical field of switch power supplies, the side of a shell is provided with an air vent, the upper end of the shell is fixedly sleeved with a heat dissipation pipe, a fan is fixedly arranged in the heat dissipation pipe, the lower end of the heat dissipation pipe is fixedly connected with an air inlet, the side of the heat dissipation pipe is fixedly connected with a guide pipe, the lower end of the guide pipe is fixedly connected with a heat conduction pipe, the two ends of the heat conduction pipe are respectively provided with a left heat absorption port and a right heat absorption port, the upper end of the heat conduction pipe is respectively provided with a left upper air inlet hole and a right upper air inlet hole, the lower end of the heat conduction pipe is respectively provided with a left lower air inlet hole and a right lower air inlet hole, the heat dissipation pipe, the fan and the heat conduction plate arranged by the improved switch power supply greatly improve the, thereby improving the use safety of the heat dissipation device.

Description

Improved generation switching power supply heat abstractor

Technical Field

The utility model relates to a switching power supply technical field, more specifically say, relate to an improved generation switching power supply heat abstractor.

Background

With the development of power electronic technology and the improvement of industrialization level, various switching power supplies are widely applied to each link of social production, whether the power supply runs reliably or not directly relates to the safety and accuracy of system operation, and the life safety of people is influenced.

At present, when an existing switching power supply is used, the integration level of electronic elements inside the switching power supply is high, after the switching power supply is used for a long time, the internal temperature of the switching power supply is easy to rise, the heat dissipation effect of the existing switching power supply is poor, the heat dissipation requirement of the internal temperature of the switching power supply cannot be met, the service life of the switching power supply is shortened, the existing switching power supply mostly has no function of targeted heat dissipation, targeted enhanced heat dissipation cannot be performed on certain electronic elements with poor high temperature resistance or high temperature easily generated during heat dissipation, certain electronic elements can be damaged due to long-term overheating, and inconvenience is brought to the use of the switching power supply.

SUMMERY OF THE UTILITY MODEL

To the problem that exists among the prior art, the utility model aims to provide an improved generation switching power supply heat abstractor, the cooling tube that it set up, the great improvement switching power supply's heat conduction and radiating efficiency of fan and heat-conducting plate, effectively prolonged switching power supply's life to the guide duct and the heat pipe of setting can dispel the heat fast to fixed part, make the heat abstractor heat dissipation more refine, thereby improved heat abstractor's safety in utilization.

In order to solve the above problems, the utility model adopts the following technical proposal.

An improved heat dissipation device for a switching power supply comprises a shell, wherein the side surface of the shell is provided with an air vent, the upper end of the shell is fixedly sleeved with a heat dissipation pipe, a fan is fixedly installed in the heat dissipation pipe, the lower end of the heat dissipation pipe is fixedly connected with an air inlet, the side surface of the heat dissipation pipe is fixedly connected with an air guide pipe, the lower end of the air guide pipe is fixedly connected with a heat conduction pipe, the two ends of the heat conduction pipe are respectively provided with a left heat absorption port and a right heat absorption port, the upper end of the heat conduction pipe is respectively provided with a left upper air inlet hole and a right upper air inlet hole, the lower end of the heat conduction pipe is respectively provided with a left lower air inlet hole and a right lower air inlet hole, the middle position of the lower end of the heat conduction pipe is fixedly connected with a fixing rod, the lower end, and the air guide pipe and the heat conduction pipe can quickly dissipate heat for fixed components, so that the heat dissipation of the heat dissipation device is more detailed, and the use safety of the heat dissipation device is improved.

Furthermore, the inner wall fixedly connected with heat-conducting plate of cooling tube, the heat-conducting plate is annular equidistance and distributes, the material of heat-conducting plate is aluminium, and is adjacent enclose into the guide slot between two heat-conducting plates, and the heat-conducting plate that sets up can accelerate the steam in the discharge casing, has improved the radiating effect.

Further, there is the guard plate upper end of cooling tube through screwed connection, the shape of guard plate is the same with the upper end shape of cooling tube, the intermediate position of guard plate is equipped with the protection network, and the guard plate of setting has the function of dismantling, and convenient to use person later stage overhauls changes the fan.

Further, the shape of protection network is circular, the central point of protection network puts and is in same axis with the central point of cooling tube, open the upper end of protection network has the mesh, and the protection network of setting is used for passing through fan exhaust hot gas, can avoid great object to get into the cooling tube moreover and cause the fan to damage.

Furthermore, the shape of the air guide pipe is L-shaped, the air guide pipe is made of heat-conducting metal, round small holes are formed in the surface of the air guide pipe, the arranged air guide pipe has a heat-conducting effect, and the round small holes formed in the surface of the air guide pipe can accelerate the heat dissipation speed in the shell.

Compared with the prior art, the utility model has the advantages of:

(1) the radiating tube, the fan and the heat-conducting plate that this scheme set up have greatly improved switching power supply's heat conduction and radiating efficiency, have effectively prolonged switching power supply's life to the guide duct and the heat pipe that set up can dispel the heat fast to fixed part, make the heat abstractor heat dissipation more refine, thereby improved heat abstractor's safety in utilization.

(2) The inner wall fixedly connected with heat-conducting plate of cooling tube, the heat-conducting plate is annular equidistance and distributes, and the material of heat-conducting plate is aluminium, encloses into the guide slot between two adjacent heat-conducting plates, and the heat-conducting plate of setting can accelerate the steam in the discharge casing, has improved the radiating effect.

(3) There is the guard plate in the upper end of cooling tube through screwed connection, and the shape of guard plate is the same with the upper end shape of cooling tube, and the intermediate position of guard plate is equipped with the protection network, and the guard plate of setting has the function of dismantling, and convenient to use person later stage overhauls and changes the fan.

(4) The shape of protection network is circular, and the central point of protection network puts and is in same axis with the central point of cooling tube, and open the upper end of protection network has the mesh, and the protection network that sets up is used for passing through the exhaust steam of fan, can avoid great object to get into the cooling tube moreover and cause the fan to damage.

(5) The shape of guide duct is the L type, and the material of guide duct is heat conduction metal and makes, and the surface of guide duct is equipped with circular aperture, and the guide duct that sets up has the effect of heat conduction, and the circular aperture that sets up in surface has accelerated the radiating rate in the casing moreover.

Drawings

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

FIG. 2 is a sectional view of the heat dissipating tube structure of the present invention;

fig. 3 is a side view of the installation structure of the heat pipe and the air duct of the present invention.

The reference numbers in the figures illustrate:

the heat pipe comprises a shell 1, 11 ventilation holes, 2 heat dissipation pipes, 21 fans, 22 heat conduction plates, 23 air guide grooves, 24 air inlets, 3 air guide pipes, 4 heat conduction pipes, 41 left heat absorption holes, 42 right heat absorption holes, 43 left upper air inlet holes, 44 left lower air inlet holes, 45 right upper air inlet holes, 46 right lower air inlet holes, 47 fixing rods, 5 protection plates and 51 protection nets.

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, an improved heat dissipation device for a switching power supply includes a housing 1, referring to fig. 1-3, a ventilation hole 11 is formed in a side surface of the housing 1, when a fan 21 works, external cold air enters the housing 1 through the ventilation hole 11 for ventilation, so as to rapidly cool the interior of the housing 1, a heat dissipation tube 2 is fixedly sleeved at an upper end of the housing 1, a fan 21 is fixedly installed in the heat dissipation tube 2, the model of the fan 21 is BPT10-12-BH, which belongs to the prior art, the fan 21 is provided with a control switch, the control switch and the fan 21 are electrically connected with an external power supply through a wire, the electrical connection is the prior art, the fan 21 is used for extracting hot air in the housing 1, an air inlet 24 is fixedly connected at a lower end of the heat dissipation tube 2, when the fan 21 works, hot air in the housing 1 enters the heat dissipation tube 2 through the air inlet 24, when the fan 21 works, the air guide pipe 3 conveys air suction force to the heat conduction pipe 4, the lower end of the air guide pipe 3 is fixedly connected with the heat conduction pipe 4, the heat conduction pipe 4 is used for rapidly radiating adjacent components, the radiating efficiency of the components is improved, a left heat absorption opening 41 and a right heat absorption opening 42 are respectively formed in two ends of the heat conduction pipe 4, a left upper air inlet 43 and a right upper air inlet 45 are respectively formed in the upper end of the heat conduction pipe 4, a left lower air inlet 44 and a right lower air inlet 46 are respectively formed in the lower end of the heat conduction pipe 4, a fixing rod 47 is fixedly connected to the middle position of the lower end of the heat conduction pipe 4, and.

Please refer to fig. 2, the inner wall fixedly connected with heat conducting plate 22 of the heat dissipating tube 2, the heat conducting plate 22 is distributed in annular equidistance, the material of the heat conducting plate 22 is aluminum, surround into the wind guide groove 23 between two adjacent heat conducting plates 22, the heat conducting plate 22 that sets up can accelerate the steam in the exhaust casing 1, the heat dissipation effect is improved, there is the guard plate 5 in the upper end of the heat dissipating tube 2 through screwed connection, the shape of the guard plate 5 is the same with the upper end shape of the heat dissipating tube 2, the intermediate position of the guard plate 5 is equipped with the protection net 51, the guard plate 5 that sets up has the function of.

Referring to fig. 1 and 2, the protective net 51 is circular, the central position of the protective net 51 and the central position of the radiating pipe 2 are located on the same axis, the upper end of the protective net 51 is provided with meshes, the protective net 51 is arranged to discharge hot air through the fan 21, and can prevent a large object from entering the radiating pipe 2 to damage the fan 21, the air guide pipe 3 is L-shaped, the air guide pipe 3 is made of heat-conducting metal, the surface of the air guide pipe 3 is provided with small circular holes, the air guide pipe 3 has a heat-conducting effect, and the small circular holes arranged on the surface can accelerate the radiating speed in the casing 1.

When the improved switch power supply heat dissipation device is used, firstly, the fan 21 is controlled to work through the control switch, the fan 21 works to generate wind absorption force, one part of the wind absorption force sucks hot air in the shell 1 out through the air inlet 24 and discharges the hot air out of the shell 1 through meshes arranged on the protective net 51, the heat dissipation pipe 2 has a heat conduction function, the arranged heat conduction plate 22 can increase the heat absorption efficiency, the arranged air guide groove 23 can enhance the flowability of the hot air and accelerate the discharge of the hot air, the heat conduction efficiency and the heat dissipation efficiency of the switch power supply are greatly improved through the arranged heat dissipation pipe 2, the fan 21 and the heat conduction plate 22, then the other part of the wind absorption force generated by the fan 21 is transmitted to the heat conduction pipe 4 through the air guide pipe 3, the space near the heat conduction pipe 4 is subjected to targeted heat dissipation, and a left heat absorption port 41, a right heat absorption port 42, a left, The upper right air inlet 45 and the lower right air inlet 46 can improve the heat dissipation speed and efficiency of the space around the heat conduction pipe 4, and the air guide pipe 3 and the heat conduction pipe 4 can quickly dissipate heat for fixed parts, so that the heat dissipation of the heat dissipation device is more refined, the use safety of the heat dissipation device is improved, and the service life of the switching power supply is effectively prolonged.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims (5)

1. An improved generation switching power supply heat abstractor, includes casing (1), its characterized in that: the side surface of the shell (1) is provided with a ventilation hole (11), the upper end of the shell (1) is fixedly sleeved with a radiating pipe (2), a fan (21) is fixedly arranged in the radiating pipe (2), the lower end of the radiating pipe (2) is fixedly connected with an air inlet (24), the side surface of the radiating pipe (2) is fixedly connected with an air guide pipe (3), the lower end of the air guide pipe (3) is fixedly connected with a heat conduction pipe (4), the two ends of the heat conducting pipe (4) are respectively provided with a left heat absorption port (41) and a right heat absorption port (42), the upper end of the heat conducting pipe (4) is respectively provided with a left upper air inlet (43) and a right upper air inlet (45), the lower end of the heat conducting pipe (4) is respectively provided with a left lower air inlet (44) and a right lower air inlet (46), the heat pipe is characterized in that a fixing rod (47) is fixedly connected to the middle position of the lower end of the heat pipe (4), and a shell (1) is fixedly connected to the lower end of the fixing rod (47).

2. The improved heat dissipation device for switching power supply as claimed in claim 1, wherein: the radiating pipe is characterized in that heat conducting plates (22) are fixedly connected to the inner wall of the radiating pipe (2), the heat conducting plates (22) are distributed in an annular and equidistant mode, the heat conducting plates (22) are made of aluminum, and a wind guide groove (23) is formed by encircling between every two adjacent heat conducting plates (22).

3. The improved heat dissipation device for switching power supply as claimed in claim 1, wherein: the upper end of cooling tube (2) has guard plate (5) through screwed connection, the shape of guard plate (5) is the same with the upper end shape of cooling tube (2), the intermediate position of guard plate (5) is equipped with protection network (51).

4. The improved heat dissipation device for switching power supply as claimed in claim 3, wherein: the shape of the protective net (51) is circular, the central position of the protective net (51) and the central position of the radiating pipe (2) are located on the same axis, and meshes are formed in the upper end of the protective net (51).

5. The improved heat dissipation device for switching power supply as claimed in claim 1, wherein: the air guide pipe (3) is L-shaped, the air guide pipe (3) is made of heat-conducting metal, and round small holes are formed in the surface of the air guide pipe (3).

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