CN217362921U

CN217362921U - Outdoor power adapter

Info

Publication number: CN217362921U
Application number: CN202221419928.XU
Authority: CN
Inventors: 杨勇同
Original assignee: Shijiazhuang High Energy Electronics Technology Co ltd
Current assignee: Shijiazhuang High Energy Electronics Technology Co ltd
Priority date: 2022-06-07
Filing date: 2022-06-07
Publication date: 2022-09-02
Anticipated expiration: 2032-06-07

Abstract

The utility model provides an outdoor power adapter belongs to adapter technical field, including main part, first cavity, second cavity, first closing plate and second closing plate. The utility model provides an outdoor power adapter, sealed space through first closing plate and first cavity formation holds circuit board and other electrical components, and the space that forms through second cavity and second closing plate holds radiator fan, the heat that circuit board and other electrical components produced can dispel the heat in transmitting the second cavity through the main part, and through setting up circuit board and other electrical components and radiator fan respectively at the leakproofness of circuit board and other electrical components of the inside furthest's of first cavity and second cavity assurance, make the operation requirement of adaptation field environment that this outdoor power adapter can be better.

Description

Outdoor power adapter

Technical Field

The utility model belongs to the technical field of the adapter, specifically speaking relates to an outdoor power adapter.

Background

The power adapter is a power supply conversion device of electronic equipment and electronic appliances, generally comprises components such as a shell, a transformer, an inductor, a capacitor, a control IC (integrated circuit), a PCB (printed circuit board) and the like, and the working principle of the power adapter is that alternating current input is converted into direct current output; according to the connection mode, the device can be divided into a wall-inserting type and a desktop type. Among them, the power adapter is an important device for various functional vehicles, and since the power adapter needs to work in the field or other environments, it needs to have a good sealing performance. However, most of the existing outdoor power adapters have the problem of poor sealing performance when in use, and cannot meet the requirements of outdoor power adapters for working in the environments such as the field and the like.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an outdoor power adapter aims at solving the poor portion of sealing performance that current outdoor power adapter exists when using and can satisfy the problem of open-air environment work requirement.

In order to achieve the above object, the utility model adopts the following technical scheme: there is provided an outdoor power adaptor for converting alternating current power to direct current power, comprising:

the main body part is provided with a first plane and a second plane which are oppositely arranged;

the first concave cavity is concavely arranged on the first plane of the main body part and is used for accommodating a circuit board and other electrical elements, and a first sealing plate for sealing is covered at the opening part of the first concave cavity;

the second cavity is concavely arranged on the second plane and used for accommodating the cooling fan, an air outlet channel is further arranged on the side wall of the second cavity, the second cavity and the first cavity are arranged in a staggered mode along the length direction of the main body, and a second sealing plate is further arranged at the opening of the second cavity in a covering mode.

In a possible implementation manner, a third cavity is further concavely arranged on the second plane, the third cavity is located on the opposite side of the first cavity, the side face of the third cavity is communicated with the second cavity, and the second sealing plate covers the mouth parts of the third cavity and the second cavity.

In a possible implementation manner, a plurality of heat dissipation fins for heat transfer are further disposed at the bottom of the third cavity, the heat dissipation fins are disposed inside the third cavity at intervals, and the heat dissipation fins are disposed along the length direction of the main body.

In a possible implementation manner, an air inlet channel for communicating the third cavity with the outside is further arranged on the side wall of the third cavity far away from the second cavity.

In a possible implementation manner, the heat dissipation fins and the main body portion are integrally formed, and the main body portion and the heat dissipation fins are made of metal materials.

In a possible implementation manner, a sealing structure is further arranged between the main body part and the first sealing plate, and the sealing structure is arranged around the mouth part of the first cavity.

In one possible implementation manner, the sealing structure comprises an annular groove arranged on the side surface of the main body part and arranged around the first concave cavity, an annular bulge arranged on the side surface of the first sealing plate and matched with the annular groove in shape, and a sealing ring arranged in the annular groove.

In a possible implementation manner, a plurality of mounting protrusions are sequentially arranged on the inner wall of the first cavity, a mounting plane is further arranged on the end portion, close to the first sealing plate, of each mounting protrusion, and a threaded mounting hole for accommodating a fastener is further formed in each mounting plane.

In a possible implementation manner, a one-way vent valve is further arranged on the side wall of the first cavity, and the one-way vent valve is arranged through the side wall of the first cavity.

The utility model provides an outdoor power adapter's beneficial effect lies in: compared with the prior art, the first plane and the second plane of the main body part are respectively provided with the first cavity and the second cavity, the second cavity and the first cavity are arranged in a staggered mode along the length direction of the main body part, the opening part of the first cavity is provided with the first sealing plate for sealing, and the opening part of the second cavity is further provided with the second sealing plate. The utility model discloses outdoor power adapter, sealed space through first closing plate and first cavity formation holds circuit board and other electrical components, and the space that forms through second cavity and second closing plate holds radiator fan, the heat that circuit board and other electrical components produced can dispel the heat in transmitting the second cavity through the main part, and through setting up circuit board and other electrical components and radiator fan respectively at the leakproofness of circuit board and other electrical components of the inside furthest's of second cavity assurance at first cavity, make the operation requirement of adaptation field environment that this outdoor power adapter can be better.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions 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 it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a structural diagram of an outdoor power adapter according to an embodiment of the present invention;

fig. 2 is an exploded view of an outdoor power adapter according to an embodiment of the present invention;

fig. 3 is a first schematic structural diagram of a main body portion adopted in the embodiment of the present invention;

fig. 4 is a second schematic structural diagram of the main body portion according to the embodiment of the present invention.

In the figure: 1. a main body portion; 2. a first plane; 3. a second plane; 4. a first cavity; 5. a second cavity; 6. a third cavity; 7. a first sealing plate; 8. a second sealing plate; 9. a circuit board; 10. a heat radiation fan; 11. an air outlet channel; 12. an air inlet channel; 13. a heat dissipating fin; 14. an annular groove; 15. an annular projection; 16. mounting a boss; 17. a one-way vent valve.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1 to 4 together, the outdoor power adapter provided by the present invention will now be described. The outdoor power adapter comprises a main body part 1, a first cavity 4, a second cavity 5, a first sealing plate 7 and a second sealing plate 8. The main body part 1 is provided with a first plane 2 and a second plane 3 which are oppositely arranged; the first concave cavity 4 is concavely arranged on the first plane 2 of the main body part 1 and is used for accommodating a circuit board 9 and other electrical elements, and a first sealing plate 7 for sealing is covered at the opening part of the first concave cavity 4; the second cavity 5 is concavely arranged on the second plane 3 and used for accommodating a heat radiation fan 10, an air outlet channel 11 is further arranged on the side wall of the second cavity 5, the second cavity 5 and the first cavity 4 are arranged in a staggered mode along the length direction of the main body part 1, and a second sealing plate 8 is further covered at the opening part of the second cavity 5.

Compared with the prior art, the outdoor power adapter provided by the embodiment has the advantages that the first plane 2 and the second plane 3 of the main body part 1 are respectively provided with the first cavity 4 and the second cavity 5, the second cavity 5 and the first cavity 4 are arranged in a staggered manner along the length direction of the main body part 1, the opening part of the first cavity 4 is covered with the first sealing plate 7 for sealing, and the opening part of the second cavity 5 is further covered with the second sealing plate 8. The utility model discloses outdoor power adapter, the confined space through first closing plate 7 and first cavity 4 formation holds circuit board 9 and other electrical components, and hold radiator fan 10 through the space of second cavity 5 with the formation of second closing plate 8, the heat that circuit board 9 and other electrical components produced can dispel the heat in transmitting second cavity 5 through main part 1, and through setting up circuit board 9 and other electrical components and radiator fan 10 respectively at first cavity 4 and the inside furthest's of second cavity 5 assurance circuit board 9 and other electrical components leakproofness, make the operating requirement of the open-air environment of adaptation that this outdoor power adapter can be better.

It should be noted that, in order to cooperate with the normal use of the adapter, a plurality of connection plugs for communicating the circuit board 9 and other electrical components in the first cavity 4 with the outside are further disposed on the side wall of the first cavity 4, and the connection plugs are hermetically mounted on the side wall of the first cavity 4, wherein the heat dissipation fan 10 in the second cavity 5 may be separately powered, or the heat dissipation fan 10 may be powered by disposing a wire passing hole on a partition plate between the first cavity 4 and the second cavity 5, and a wire at the wire passing hole is hermetically mounted.

In some possible implementations, as shown in fig. 2 and 4, a third cavity 6 is further recessed on the second plane 3, the third cavity 6 is located on the opposite side of the first cavity 4, the side surface of the third cavity 6 is communicated with the second cavity 5, and a second sealing plate 8 covers the mouths of the third cavity 6 and the second cavity 5. Specifically, the third cavity 6 and the first cavity 4 share one bottom plate, the contact area between the bottom surface of the first cavity 4 and the second cavity 5 can be increased by the arrangement of the third cavity 6, heat generated by the circuit board 9 and other electrical components inside the first cavity 4 can be transferred into the third cavity 6, and the second cavity 5 and the third cavity 6 are also communicated with each other, so that the heat conducted into the third cavity 6 can be dissipated by the heat dissipation fan 10 in the second cavity 5, and the whole main body part 1 can dissipate heat better.

On the basis of the main body 1, as shown in fig. 2 and 4, a plurality of heat dissipation fins 13 for heat transfer are further disposed at the bottom of the third cavity 6, the plurality of heat dissipation fins 13 are disposed inside the third cavity 6 at intervals, and the heat dissipation fins 13 are disposed along the length direction of the main body 1. The arrangement of the heat dissipation fins 13 can increase the surface area of the bottom of the third cavity 6, so that the heat guided to the bottom of the third cavity 6 can be more easily dissipated to the air in the third cavity 6 and taken away by the airflow generated by the heat dissipation fan 10 in the second cavity 5, and the heat dissipation performance is better.

In order to make the air flow in the second cavity 5 and the third cavity 6 smoother, as shown in fig. 2 and 4, an air inlet channel 12 for communicating the third cavity 6 with the outside is further provided on the side wall of the third cavity 6 away from the second cavity 5. The external air can enter the third cavity 6 from the end far away from the heat dissipation fan 10 and then is discharged from the air outlet channel 11 on the second cavity 5, so that the air in the second cavity 5 and the air in the third cavity 6 can flow more smoothly.

Preferably, as shown in fig. 4, the heat sink fins 13 and the main body 1 are integrally formed, and the main body 1 and the heat sink fins 13 are made of metal material. The heat dissipation effect of the whole main body part 1 can be better.

In some possible implementations, as shown in fig. 2 and 3, a sealing structure is further provided between the main body 1 and the first sealing plate 7, the sealing structure being provided around the mouth of the first cavity 4. The sealing structure enables the first sealing plate 7 to have better sealing performance with the side surface of the main body part 1 after the first sealing plate 7 is installed, so that the sealing performance of the sealing space formed by the first sealing plate 7 and the first cavity 4 is better. Specifically, the first sealing plate 7 is typically fixed to the side surface of the main body 1 by pressing with a fastener, thereby sealing the mouth of the first cavity 4.

The above-described characteristic sealing structure may adopt a structure as shown in fig. 2 and 3, and the sealing structure includes an annular groove 14 provided on the side surface of the main body portion 1 and around the first cavity 4, an annular projection 15 provided on the side surface of the first sealing plate 7 and having a shape matching the annular groove 14, and a seal ring provided in the annular groove 14. By inserting the annular projection 15 into the annular groove 14 when the first seal plate 7 is mounted, the contact area between the side surface of the first seal plate 7 and the side surface of the main body portion 1 is increased, thereby achieving sealing between the first seal plate 7 and the main body portion 1. Meanwhile, the arrangement of the sealing ring can also ensure that the sealing performance at the annular groove 14 is better, and the sealing performance is further improved.

In order to make the mounting and fixing of the first sealing plate 7 more firm, as shown in fig. 2 and fig. 3, a plurality of mounting protrusions 16 are sequentially arranged on the inner wall of the first cavity 4, a mounting plane is further arranged on an end portion, close to the first sealing plate 7, of each mounting protrusion 16, and a threaded mounting hole for accommodating a fastener is further arranged on the mounting plane. The arrangement of the mounting protrusion 16 can provide a position space for mounting the fastener, meanwhile, the contact area between the first sealing plate 7 and the main body part 1 is increased by the fact that the mounting plane on the mounting protrusion 16 abuts against the side face of the first sealing plate 7, and the sealing performance between the first sealing plate 7 and the main body part 1 is increased, and the mounting protrusion 16 and the main body part 1 are of an integrally formed structure, so that the arrangement is firmer.

In some possible implementations, as shown in fig. 1 and 2, a one-way vent valve 17 is further disposed on a side wall of the first cavity 4, and the one-way vent valve 17 is disposed through the side wall of the first cavity 4. Specifically, a mounting hole for accommodating the one-way ventilation valve 17 is provided on the side wall of the first cavity 4, and the one-way ventilation valve 17 is not hermetically mounted in the mounting hole. The vent valve is arranged to vent excess gas when the pressure in the sealed cavity formed by the first cavity 4 and the first sealing plate 7 is too high, and the sealing of the first cavity 4 can be maintained due to the one-way venting characteristic.

In addition, in this application, the sealed installation of each plug and one-way vent valve 17 all can adopt sealed glue to go on, namely the mode of filling sealed glue in the mounting hole after plug or one-way vent valve 17 installation.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. An outdoor power adapter, comprising:

the electronic device comprises a main body part, a first switch and a second switch, wherein the main body part is provided with a first plane and a second plane which are oppositely arranged;

2. The outdoor power adapter of claim 1, wherein a third cavity is further recessed in the second plane, the third cavity is located on the opposite side of the first cavity, the side of the third cavity is communicated with the second cavity, and the second sealing plate covers the mouths of the third cavity and the second cavity.

3. The outdoor power adapter as claimed in claim 2, wherein a plurality of heat dissipating fins for heat transfer are further disposed at the bottom of the third cavity, and are spaced apart from each other and disposed inside the third cavity, and are disposed along the length direction of the main body.

4. The outdoor power adapter as claimed in claim 3, wherein the side wall of the third cavity away from the second cavity is further provided with an air inlet channel for communicating the third cavity with the outside.

5. The outdoor power adapter of claim 4, wherein the heat sink fins and the main body are integrally formed, and the main body and the heat sink fins are made of metal.

6. The outdoor power adapter of claim 1, wherein a seal structure is further disposed between the body portion and the first seal plate, the seal structure being disposed about a mouth of the first cavity.

7. The outdoor power adapter of claim 6, wherein the sealing structure includes an annular groove disposed on a side surface of the main body portion and around the first cavity, an annular projection disposed on a side surface of the first sealing plate and shaped to match the annular groove, and a sealing ring disposed in the annular groove.

8. The outdoor power adapter of claim 7, wherein a plurality of mounting protrusions are sequentially arranged on the inner wall of the first cavity, a mounting plane is further arranged on the end portion, close to the first sealing plate, of the mounting protrusion, and a threaded mounting hole for accommodating a fastener is further arranged on the mounting plane.

9. The outdoor power adapter of claim 1 wherein a one-way vent valve is further disposed on a side wall of said first cavity, said one-way vent valve being disposed through said first cavity side wall.