CN210143224U

CN210143224U - Charger shell utilizing air convection to cool naturally

Info

Publication number: CN210143224U
Application number: CN201921067785.9U
Authority: CN
Inventors: 贾建军
Original assignee: Changzhou Huaying Anguang Mould Co Ltd
Current assignee: Changzhou Huaying Anguang Mould Co Ltd
Priority date: 2019-07-10
Filing date: 2019-07-10
Publication date: 2020-03-13
Anticipated expiration: 2029-07-10

Abstract

The utility model discloses an utilize air convection natural cooling's charger shell, locate including charger body and cover charger body's charger safety cover, charger body's top and bottom all through a plurality of join the pole with the interior wall connection of charger safety cover, charger safety cover's lateral wall symmetry is equipped with the through-hole, charger body just keeps away from the bilateral symmetry of through-hole is equipped with a plurality of heat conduction strip, and is a plurality of connect through the fin between the heat conduction strip, charger safety cover's lateral wall just keeps away from the through-hole side all is equipped with heat dissipation mechanism. The beneficial effects are that: the utility model discloses a setting up of heat dissipation mechanism is effectual to realize the heat dissipation function all around to charger body through the air convection effect, and then has improved the radiating effect, and is effectual to charger body protection simultaneously, reduces the influence of dust, and then has prolonged charger body's life.

Description

Charger shell utilizing air convection to cool naturally

Technical Field

The utility model relates to a life field particularly, relates to an utilize air convection natural cooling's charger shell.

Background

When the electronic components work, heat can be generated (particularly, a switching power supply and power electronic power devices such as MOS (metal oxide semiconductor) tubes and fast recovery diodes); when the power is low, the shell is utilized to naturally dissipate heat; when the power is larger, a fan is adopted to perform forced cooling. Fan cooling can create drawbacks: the fan is a moving part and can affect the service life and reliability of the switching power supply; the noise of the fan is annoying. In order to avoid using a fan as much as possible, the front stage of the switching power supply is usually corrected by adding a PFC power factor, and the rear stage adopts synchronous rectification, so that the efficiency of the switching power supply is improved as much as possible. However, part of heat is required to be dissipated, especially for a medium-power charger, even if the heat of the power device is dissipated, the power device is not damaged; the problem that the operation is inconvenient due to overhigh temperature and scalding of the shell is also prevented. The existing charger shell mostly adopts aluminum profiles, the outer surfaces of the profiles are interfaces for heat exchange between the charger and an external space, however, the heat dissipation effect of the charger shell is not ideal, meanwhile, the charger shell cannot be protected, and the charger shell can be influenced by dust after long-term use.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

To the problem in the correlation technique, the utility model provides an utilize air convection natural cooling's charger shell to overcome the above-mentioned technical problem that current correlation technique exists.

Therefore, the utility model discloses a specific technical scheme as follows:

the utility model provides an utilize air convection natural cooling's charger shell, locates including charger body and cover charger safety cover of charger body, the top of charger body and bottom all through a plurality of join the pole with the interior wall connection of charger safety cover, the lateral wall symmetry of charger safety cover is equipped with the through-hole, charger body just keeps away from the bilateral symmetry of through-hole is equipped with a plurality of heat conduction strip, and is a plurality of connect through the fin between the heat conduction strip, the lateral wall of charger safety cover just keeps away from the through-hole side all is equipped with heat dissipation mechanism.

Preferably, the charger protection cover comprises a top plate and a bottom plate located at the bottom end of the top plate, the top plate is connected with the edge of the bottom plate through a cover frame connected with the radiating fins, one end of the connecting rod extends to the inner walls of the top plate and the bottom plate respectively, and the through hole is formed in the side wall of the cover frame.

Preferably, the peripheries of the top plate and the bottom plate are connected with the side wall of the cover frame through bonding layers.

Preferably, the top plate and the bottom plate are both provided with a first heat dissipation channel, and the first heat dissipation channel is of a rectangular structure.

Preferably, the top plate, the bottom plate and the side wall close to the charger body are provided with a plurality of heat dissipation holes communicated with the first heat dissipation channel.

As preferred, heat dissipation mechanism including set up in cover frame lateral wall just keeps away from the heat-conducting plate of through-hole side, one side of heat-conducting plate is equipped with a plurality of arch, and is a plurality of protruding and keeping away from one side of heat-conducting plate is connected through the bonding board, one side and the heat insulating board of bonding board are connected, protruding the heat-conducting plate with constitute heat dissipation channel two between the bonding board, protruding heat dissipation channel two with the louvre is the trapezium structure.

Preferably, one side of the heat insulation plate, which is far away from the bonding plate, is provided with a plurality of friction lugs.

The utility model has the advantages that: the utility model discloses a setting up of heat dissipation mechanism is effectual to realize the heat dissipation function all around to charger body through the air convection effect, and then has improved the radiating effect, and is effectual to charger body protection simultaneously, reduces the influence of dust, and then has prolonged charger body's life.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a charger housing naturally cooled by air convection according to an embodiment of the present invention;

fig. 2 is a side view of a heat dissipation mechanism of a charger housing using air convection for natural cooling according to an embodiment of the present invention.

In the figure:

1. a charger body; 2. a charger protection cover; 3. a connecting rod; 4. a top plate; 5. a base plate; 6. a cover frame; 7. a heat dissipation mechanism; 8. a through hole; 9. a heat conducting strip; 10. a heat sink; 11. a first heat dissipation channel; 12. heat dissipation holes; 13. a heat conducting plate; 14. a protrusion; 15. bonding the board; 16. a second heat dissipation channel; 17. a heat insulation plate; 18. a friction bump; 19. and (7) bonding the layers.

Detailed Description

For further explanation of the embodiments, the drawings are provided as part of the disclosure and serve primarily to illustrate the embodiments and, together with the description, to explain the principles of operation of the embodiments, and to provide further explanation of the invention and advantages thereof, it will be understood by those skilled in the art that various other embodiments and advantages of the invention are possible, and that elements in the drawings are not to scale and that like reference numerals are generally used to designate like elements.

According to the utility model discloses an embodiment provides an utilize air convection natural cooling's charger shell.

The first embodiment is as follows:

as shown in fig. 1-2, according to the utility model discloses an utilize air convection natural cooling's charger shell, locate including charger body 1 and cover charger safety cover 2 of charger body 1, charger body 1's top and bottom all through a plurality of join pole 3 with the interior wall connection of charger safety cover 2, charger safety cover 2's lateral wall symmetry is equipped with through-hole 8, charger body 1 just keeps away from the bilateral symmetry of through-hole 8 is equipped with a plurality of heat conduction strip 9, and is a plurality of connect through fin 10 between the heat conduction strip 9, charger safety cover 2's lateral wall just keeps away from through-hole 8 side all is equipped with heat dissipation mechanism 7.

Example two:

as shown in fig. 1, the charger protection cover 2 includes a top plate 4 and a bottom plate 5 located at the bottom end of the top plate 4, the top plate 4 is connected with the edge of the bottom plate 5 through a cover frame 6 connected with the heat sink 10, one end of the connecting rod 3 extends to the top plate 4 and the inner wall of the bottom plate 5 respectively, the through hole 8 is formed in the side wall of the cover frame 6, and it is obvious that the top plate 4, the bottom plate 5 and the cover frame 6 are effectively protected from the charger body 1, and then the charger body 1 can be effectively prevented from being interfered by dust.

As shown in fig. 1, the top plate 4 and the bottom plate 5 are connected with the side wall of the cover frame 6 through the bonding layer 19, the top plate 4 and the bottom plate 5 are conveniently mounted with the cover frame 6 through the bonding layer 19, convenience is brought to disassembly and assembly, and the bonding layer 19 can be glue when the mask is used specifically.

As shown in fig. 1, the top plate 4 and the bottom plate 5 are both provided with a first heat dissipation channel 11, the first heat dissipation channel 11 is of a rectangular structure, and obviously, the arrangement of the first heat dissipation channel 11 facilitates the top plate 4 and the bottom plate 5 to be in a hollow state, so as to facilitate air convection, and further achieve the heat dissipation function of the two side surfaces of the charger body 1.

As shown in fig. 1, the top plate 4 and the bottom plate 5 are close to the side wall of the charger body 1, and a plurality of heat dissipation holes 12 communicated with the first heat dissipation channel 11 are formed in the side wall of the charger body 1, and obviously, the heat generated by the charger body 1 can enter the first heat dissipation channel 11 through the heat dissipation holes 12 due to the arrangement of the heat dissipation holes 12, so that hot air can be led out through the first heat dissipation channel 11, and the heat dissipation effect can be improved.

As shown in fig. 2, the heat dissipation mechanism 7 includes a heat conduction plate 13 disposed on the outer side wall of the housing frame 6 and far away from the side surface of the through hole 8, one side of the heat conduction plate 13 is provided with a plurality of protrusions 14, one side of the plurality of protrusions 14 far away from the heat conduction plate 13 is connected through an adhesive plate 15, one side of the adhesive plate 15 is connected with a heat insulation plate 17, a second heat dissipation channel 16 is formed among the protrusions 14, the heat conduction plate 13 and the adhesive plate 15, the protrusions 14, the second heat dissipation channel 16 and the heat dissipation holes 12 are all in a trapezoidal structure, as seen from the above design, due to the heat generated by the charger body 1, the heat at the two side edges of the charger body 1 is transferred to the two side walls of the housing frame 6 through the cooperation of the heat conduction strips 9 and the heat dissipation fins 10, and then the heat is transferred to the protrusions 14 through the effect of, make the heat go into to dispel in the second 16 of radiating channel, and then because the function of air convection, make the hot-air outflow can lead to atmospheric pressure to reduce, and then can absorb the outside air, and then make the air get into to fill atmospheric pressure in the second 16 of radiating channel, and then realize the heat dissipation function, and bonding board 15 and heat insulating board 17 set up the effectual heat of avoiding and continue the transmission, and then avoid heat insulating board 17 to generate heat, protection user's hand.

As shown in fig. 2, the side of the heat insulation board 17 away from the bonding board 15 is provided with a plurality of friction bumps 18, and the arrangement of the friction bumps 18 can increase the friction degree.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

In practical application, during use, the top plate 4 and the bottom plate 5 are installed outside the charger body 1 through the connecting rod 3, then the electric wire on the charger body 1 is led out through the through hole 8 on the cover frame 6, then the cover frame 6 is installed between the top plate 4 and the bottom plate 5 through the adhesive layer 19, then when the charger body 1 works, heat is generated, part of the heat enters the first heat dissipation channel 11 through the heat dissipation hole 12, air pressure is reduced due to reduction of the heat inside the first heat dissipation channel 11, then the first heat dissipation channel 11 absorbs outside air, further, air convection is achieved, the temperature of the charger body 1 is reduced, meanwhile, part of the heat is transmitted to the side face of the cover frame 6 through the heat conduction strip 9 and the heat dissipation fins 10, heat is generated on the protrusion 14 through the effect of the heat conduction plate 13, further, due to the effect of the second heat dissipation channel 16, the heat enters the second heat dissipation channel 16, and then make the heat in the second heat dissipation channel 16 form the low pressure state under the circumstances that reduces, and then just can absorb outside air for the air carries out the convection with steam, and then realizes the cooling operation, and then the effectual cooling effect to charger body 1 that has improved, and then the realization is to charger body 1's protection, has prolonged charger body 1's life.

To sum up, with the help of the above technical scheme of the utility model, the utility model discloses an effectual heat dissipation function all around charger body 1 is realized through the air convection effect to setting up of heat dissipation mechanism 7, and then has improved the radiating effect, simultaneously effectually protects charger body 1, reduces the influence of dust, the effectual life who protects charger body 1.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an utilize air convection natural cooling's charger shell, its characterized in that is located including charger body (1) and cover charger safety cover (2) of charger body (1), the top and the bottom of charger body (1) all link up pole (3) through a plurality of with the interior wall connection of charger safety cover (2), the lateral wall symmetry of charger safety cover (2) is equipped with through-hole (8), charger body (1) just keeps away from the bilateral symmetry of through-hole (8) is equipped with a plurality of and leads heat strip (9), and is a plurality of connect through fin (10) between heat strip (9), the lateral wall of charger safety cover (2) just keeps away from through-hole (8) side all is equipped with heat dissipation mechanism (7).

2. The charger housing utilizing natural cooling of air convection according to claim 1, wherein the charger protection cover (2) comprises a top plate (4) and a bottom plate (5) located at the bottom end of the top plate (4), the edges of the top plate (4) and the bottom plate (5) are connected through a cover frame (6) connected with the heat sink (10), one end of the connecting rod (3) extends to the inner walls of the top plate (4) and the bottom plate (5), and the through hole (8) is disposed on the side wall of the cover frame (6).

3. The charger housing utilizing the natural cooling of the air convection as recited in claim 2, wherein the top plate (4) and the bottom plate (5) are connected with the side wall of the cover frame (6) through the adhesive layer (19) at the periphery.

4. The charger housing utilizing natural cooling of air convection as claimed in claim 2, wherein a first heat dissipation channel (11) is provided on each of the top plate (4) and the bottom plate (5), and the first heat dissipation channel (11) has a rectangular structure.

5. The charger housing using air convection natural cooling according to claim 4, wherein the top plate (4) and the bottom plate (5) are provided with a plurality of heat dissipation holes (12) on the side wall close to the charger body (1) and communicated with the first heat dissipation channel (11).

6. The charger housing utilizing air convection natural cooling according to claim 5, wherein the heat dissipation mechanism (7) comprises a heat conduction plate (13) disposed on the outer side wall of the cover frame (6) and far away from the side surface of the through hole (8), one side of the heat conduction plate (13) is provided with a plurality of protrusions (14), one side of the protrusions (14) far away from the heat conduction plate (13) is connected through a bonding plate (15), one side of the bonding plate (15) is connected with a heat insulation plate (17), a heat dissipation channel II (16) is formed among the protrusions (14), the heat conduction plate (13) and the bonding plate (15), and the protrusions (14), the heat dissipation channel II (16) and the heat dissipation holes (12) are all in a trapezoid structure.

7. Charger housing cooled naturally by air convection according to claim 6, characterised in that the side of the heat shield (17) remote from the adhesive plate (15) is provided with friction bumps (18).