CN202738288U - Power adapter shell assembly, power adapter, air conditioner and dehumidifier - Google Patents

Abstract

The utility model discloses a power adapter shell assembly, a power adapter, an air conditioner and a dehumidifier. The inside of the shell assembly is formed with an accommodating space for installing a control board. The shell assembly includes an outer shell and a The inner casing inside the outer casing is provided with an outer air inlet and an outer air outlet on the outer casing, and an inner air inlet and an inner air outlet are arranged on the inner casing, the inner air inlet and the outer air inlet are staggered from each other, The inner air outlet and the outer air outlet are staggered and communicated through the air outlet channel formed between the outer casing and the inner casing. Since the airflow channel is formed in the shell assembly, it is beneficial to the ventilation and heat dissipation of the power adapter, and the shell assembly has two inner and outer shells, and the air inlets and air outlets of the inner and outer shells are staggered from each other, which can play a waterproof effect .

Description

Power adapter shell assembly, power adapter, air conditioner and dehumidifier

technical field

The utility model relates to parts of a power adapter, in particular to a power adapter shell assembly, a power adapter with the shell assembly, an air conditioner and a dehumidifier with the power adapter.

Background technique

Existing power adapters can generally be divided into the following two types: sealed and non-closed. The closed power adapter can achieve the purpose of waterproof and insect-proof (for example, most laptop power adapters adopt a closed structure), but the closed structure prevents the internal airflow from circulating. Unable to meet its thermal requirements. However, although the traditional non-hermetic structure can meet the heat dissipation requirements of the power adapter with large heat generation, it has the disadvantage of not being waterproof.

To sum up, none of the existing power adapters can meet the heat dissipation requirements and at the same time achieve the effects of waterproofing and insect-proofing.

Contents of the invention

In view of the above-mentioned current state of the art, the first technical problem to be solved by the utility model is to provide a power adapter housing assembly that is waterproof and meets the requirement of large heat dissipation.

The second technical problem to be solved by the utility model is to provide a power adapter having the above-mentioned housing assembly.

The third technical problem to be solved by the utility model is to provide an air conditioner with the above-mentioned power adapter.

The fourth technical problem to be solved by the utility model is to provide a dehumidifier with the above-mentioned power adapter.

The technical solution adopted by the utility model to solve the above-mentioned first technical problem is: a power adapter housing assembly, the interior of which is formed with an accommodating space for installing a control board, and the housing assembly includes an outer shell and an inner housing placed inside the outer housing, an outer air inlet and an outer air outlet are arranged on the outer housing, an inner air inlet and an inner air outlet are arranged on the inner housing, and the inner air inlet and the outer air inlet The air outlets are staggered from each other and communicated through the air inlet channel formed between the outer shell and the inner shell. connected.

In one of the embodiments, the outer air inlet, the outer air outlet, the inner air inlet and the inner air outlet are all grilled air outlets.

In one of the embodiments, the outer air inlet, the outer air outlet, the inner air inlet and the inner air outlet are all louver structures.

In one of the embodiments, the housing assembly further includes a fan disposed at the inner air inlet.

In one of the embodiments, a filter is provided at one or more positions of the outer air inlet, the air inlet channel and the inner air inlet.

In one of the embodiments, the outer air inlet and the outer air outlet are arranged on the side of the outer casing in the first direction, the inner air inlet is arranged on the top surface of the inner casing, The inner air outlet is disposed on a side surface of the inner housing in the first direction, and is arranged staggered with the outer air outlet.

In one of the embodiments, the external air inlet is provided at one end of the two sides of the outer shell in the first direction, and the external air outlet is provided at the other end of the two sides, The inner air outlets are provided in the middles of the two side surfaces of the inner housing in the first direction.

In one of the embodiments, the outer casing includes a connected base and an upper cover, a groove surrounding the accommodating space is formed on the base, and the bottom surface of the inner casing is aligned with the first direction. The two sides in the vertical direction have openings, the lower end of the inner casing is inserted into the groove, and the lower end of the inner casing and both ends in the direction perpendicular to the first direction are connected to the The outer casing is closely attached to form the accommodating space, and a rib is arranged on the surface of the inner casing facing the outer casing, and the rib is closely attached to the outer casing to form the accommodating space. The air channel and the air outlet channel.

In one of the embodiments, the base and the upper cover are connected by screws and/or buckles.

In one of the embodiments, the bottom of the groove is provided with drainage holes.

The technical solution adopted by the utility model to solve the above-mentioned second technical problem is: a power adapter, including a housing assembly, a power inlet, a power terminal, a power outlet and a control board, and the housing assembly is the above-mentioned housing Assemblies, the control board is installed in the accommodating space of the housing assembly.

The technical solution adopted by the utility model to solve the above-mentioned third technical problem is: an air conditioner, including a power adapter, and the power adapter is the above-mentioned power adapter.

The technical solution adopted by the utility model to solve the above-mentioned fourth technical problem is: a dehumidifier including a power adapter, and the power adapter is the above-mentioned power adapter.

Compared with the prior art, the power adapter shell assembly provided by the utility model has an air flow channel formed therein, which is beneficial to the ventilation and heat dissipation of the power adapter, and the shell assembly has two inner and outer shells, and the inner and outer two shells The air inlet and outlet of the body are staggered from each other, which can play a waterproof effect. In addition, the power adapter housing assembly also has the advantages of simple structural installation and high assembly efficiency.

Description of drawings

Fig. 1 is an exploded view of a power adapter in one embodiment of the present invention;

Fig. 2 is a cross-sectional view of the power adapter shown in Fig. 1 along the width direction;

Fig. 3 is an assembly diagram of the inner housing and the base of the power adapter shown in Fig. 1;

FIG. 4 is a sectional view along the length direction of the power adapter shown in FIG. 1 .

In the above figures, 10-outer shell, 11-base, 111-groove, 112-drainage hole, 113-screw, 114-buckle, 115-fixing hole, 12-top cover, 121-outer air inlet, 122-External air outlet, 123-Installation hole, 124-Stud, 20-Inner shell, 21-Inner air inlet, 22-Inner air outlet, 23-Rib, 30-Fan, 40-Power inlet, 50- Power terminal, 60-power outlet, 70-control board, 80-screw, 90-accommodating space.

Detailed ways

The utility model is described in detail below with reference to the accompanying drawings and in conjunction with the embodiments. It should be noted that, in the case of no conflict, the following embodiments and features in the embodiments can be combined with each other.

Referring to Fig. 1, the power adapter in one embodiment of the present invention includes a housing assembly, a power inlet 40, a power terminal 50, a power outlet 60, and a control board 70. In this embodiment, the housing assembly is in the shape of a cuboid as a whole. For ease of description, the width direction of the housing assembly is defined as the first direction below.

Referring to FIGS. 1 and 2 , the housing assembly includes an outer housing 10 and an inner housing 20 . In this embodiment, the outer casing 10 includes a base 11 and an upper cover 12 , and a groove 111 is formed on the base 11 to prevent water from entering the accommodating space 90 . Preferably, the bottom of the groove 111 is provided with a drain hole 112 through which the accumulated water in the groove 111 is drained. A stud 113 for installing the control board 70 and a fixing hole 115 for connecting with the upper cover 12 are arranged on the bottom surface of the base 11 , and a buckle 114 for connecting with the upper cover 12 is formed on the outer wall of the groove 111 . The upper cover 12 is fixedly installed on the base 11, and a stud 124 for connecting with the base 11 is formed in the upper cover 12, and a draw groove (not shown in the figure) which is matched with the buckle 114 is formed at the lower end of the upper cover 12 , the upper cover 12 and the base 11 are fixedly connected by screws 80 and buckles 114 . One end of the two sides of the upper cover 12 in the first direction (ie, the left end in FIG. 1 ) is provided with an outer air inlet 121, and the other end of the two sides (ie, the right end in FIG. 1 ) is provided with Outlet air outlet 122. Preferably, the outer air inlet 121 and the outer air outlet 122 are grille-type air outlets, and further preferably, the outer air inlet 121 and the outer air outlet 122 are shutter structures to prevent the outer air inlet 121 and the outer air outlet from The water droplet on 122 flows to the inside direction. A mounting hole 123 for mounting the power terminal 50 is disposed on the left side of the upper cover 12 .

As shown in FIG. 3 , the inner housing 20 is installed in the outer housing 10, and the bottom surface of the inner housing 20 and the two sides (ie, the left and right sides in FIG. 1 ) in the direction perpendicular to the first direction have openings. The top surface of the inner housing 20 is provided with an inner air inlet 21, and the middle of the two sides of the inner housing 20 in the first direction is provided with an inner air outlet 22, and the inner air outlet 22 and the outer air outlet 122 are arranged in a staggered manner, In order to achieve the purpose of waterproofing. Preferably, the inner air inlet 21 and the inner air outlet 22 are grille-type air outlets, and further preferably, the inner air inlet 21 and the inner air outlet 22 are shutter structures, so as to prevent the inner air inlet 21 and the inner air outlet 22 from The water droplets on the top flow inward. The lower end of the inner casing 20 is inserted into the groove 111 on the base 11 , and the inner casing 20 is clamped and fixed by the upper cover 12 and the base 11 , or fixed on the base 11 or the upper cover 12 with buckles or screws. The lower end of the inner housing 20 and the two ends in the direction perpendicular to the first direction (ie, the left and right ends in FIG. 1 ) are all in close contact with the outer housing 10 to form an accommodating space 90 for installing the control board 70 A rib 23 is provided on the surface of the inner housing 20 facing the outer housing 10, and the rib 23 is closely attached to the outer housing 10 to form an air inlet for connecting the outer air inlet 121 and the inner air inlet 21. channel and an air outlet channel for connecting the outer air outlet 122 and the inner air outlet 22 . Since the air flow channel is formed in the power adapter shell assembly, it is beneficial to the ventilation and heat dissipation of the power adapter. Preferably, a fan 30 is installed at the inner air inlet 21 to achieve the effect of forced ventilation and heat dissipation.

As shown in Figure 4, when the power adapter is working, driven by the fan 30, the external air passes through the external air inlet 121 on the upper cover 12, passes through the air inlet channel, and then passes through the fan 30, blows to the control board 70, absorbs the control board After 70°C of heat, the airflow passes through the inner air outlet 22 of the inner housing 20, enters the air outlet channel, and finally flows out of the power adapter through the outer air outlet 122 on the upper cover 12 to achieve the effect of forced ventilation and heat dissipation.

Preferably, a filter screen is provided at one or more positions of the outer air inlet 121 , the air inlet channel and the inner air inlet 21 to achieve the effect of preventing insects.

The power adapter shell assembly provided by the utility model is preferentially used in power adapters with high heat dissipation, but can also be used in other power adapters.

In another embodiment of the present invention, an air conditioner is provided, including the power adapter of the above embodiment.

In another embodiment of the present utility model, a dehumidifier is provided, including the power adapter of the above embodiment.

The above-mentioned embodiments only express several implementations of the utility model, and the description thereof is relatively specific and detailed, but it should not be construed as limiting the patent scope of the utility model. It should be noted that those skilled in the art can make several modifications and improvements without departing from the concept of the present invention, and these all belong to the protection scope of the present invention. Therefore, the scope of protection of the utility model patent should be based on the appended claims.

Claims (13)

1. power adaptor housing assembly, the inside of this housing unit is formed with for the accommodation space that control board is installed, it is characterized in that, described housing unit comprises shell body and places the interior inner housing of this shell body, be provided with external air inlet mouth and outer air outlet at this shell body, be provided with interior air inlet and interior air outlet at this inner housing, air inlet and described external air inlet mouth stagger mutually in being somebody's turn to do, and be communicated with air intake passage between the inner housing through being formed at shell body, should in air outlet and described outer air outlet mutually stagger, and be communicated with air-out passage between the inner housing through being formed at shell body.

2. power adaptor housing assembly according to claim 1 is characterized in that, described external air inlet mouth, described outer air outlet, described interior air inlet and described interior air outlet are grille.

3. power adaptor housing assembly according to claim 2 is characterized in that, described external air inlet mouth, described outer air outlet, described interior air inlet and described interior air outlet are shutter.

4. power adaptor housing assembly according to claim 1 is characterized in that, it is characterized in that, described housing unit also comprises the fan that is arranged on described interior air inlet place.

5. power adaptor housing assembly according to claim 1 is characterized in that, the one or more positions in described external air inlet mouth, described air intake passage and described interior air inlet are provided with screen pack.

6. the described power adaptor housing assembly of any one in 5 according to claim 1, it is characterized in that, described external air inlet mouth and described outer air outlet be arranged at described shell body on the side on the first direction, described interior air inlet is arranged on the end face of described inner housing, described interior air outlet be arranged at described inner housing on the side on the described first direction, and be staggeredly arranged with described outer air outlet.

7. power adaptor housing assembly according to claim 6, it is characterized in that, one end of two sides on described first direction of described shell body is provided with described external air inlet mouth, the other end in these two sides is provided with described outer air outlet, and the middle part of two sides on described first direction of described inner housing is provided with described interior air outlet.

8. power adaptor housing assembly according to claim 6, it is characterized in that, described shell body comprises continuous base and loam cake, be formed with groove around described accommodation space at this base, the bottom surface of described inner housing has opening with two sides on the direction vertical with described first direction, insert in the described groove lower end of this inner housing, and thereby the lower end of this inner housing all is close together with described shell body with two ends on the direction vertical with described first direction and forms described accommodation space, be provided with convex tendon at this inner housing in the face of the surface of described shell body, thereby this convex tendon and described shell body are close together and form described air intake passage and described air-out passage.

9. power adaptor housing assembly according to claim 8 is characterized in that, described base be connected loam cake and connect by screw and/or buckle.

10. power adaptor housing assembly according to claim 6 is characterized in that, the bottom of described groove is provided with osculum.

11. power supply adaptor, comprise housing unit, electric power incoming line, power supply terminal, power outlet and control board, it is characterized in that described housing unit is that described control board is installed in the accommodation space of this housing unit such as each described housing unit in the claim 1 to 10.

12. an air conditioner comprises power supply adaptor, it is characterized in that, described power supply adaptor is the described power supply adaptor of claim 11.

13. a dehumidifier comprises power supply adaptor, it is characterized in that, described power supply adaptor is the described power supply adaptor of claim 11.

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