CN217274538U - Electrical apparatus box and air condensing units - Google Patents

Abstract

The utility model provides an electrical box and an air conditioner outdoor unit, wherein the electrical box comprises a bottom plate; the bottom plate is provided with an electronic element arrangement area, and a frame is arranged on the outer periphery of the electronic element arrangement area; the bottom plate is provided with vent holes at the periphery of the frame; and a shielding structure is arranged above the ventilation hole and on the frame structure. Through setting up hidden ventilation hole, under the prerequisite of having guaranteed the heat dissipation function, because the top in ventilation hole is provided with shelters from the structure, at air condensing units operation in-process, can effectively avoid the water droplet to enter into the inside electronic component of electrical apparatus box through the ventilation hole, can also effectively prevent the electronic component short circuit when guaranteeing the radiating effect.

Description

Electrical apparatus box and air condensing units

Technical Field

The utility model relates to a heat dissipation technical field especially relates to an electrical apparatus box and air condensing units.

Background

Among the air condensing units, the electrical apparatus box is the fitting member in the off-premises station for assemble electronic component at the in-process of air conditioner operation, electronic component can produce a large amount of heats, can trompil on the electrical apparatus box usually and dispel the heat, but at the air condensing units working process, along with the rotation of fan, inside the water droplet can get into the electrical apparatus box through the through-hole, causes the potential safety hazard to the electronic component of electrical apparatus box inside.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides an electrical apparatus box and air condensing units for solve the relatively poor technical problem of electrical apparatus box radiating effect who exists among the prior art at least, specifically:

the utility model provides an electric appliance box in a first aspect, which comprises a bottom plate; the bottom plate is provided with an electronic element arrangement area, and a frame is arranged on the periphery of the electronic element arrangement area; the bottom plate is provided with vent holes at the periphery of the frame; and a shielding structure is arranged on the frame above the ventilation hole.

Further optionally, the shield at least partially covers the vent hole in a top view of the electrical box.

Further optionally, the shielding structure and the outer periphery of the bottom plate enclose to form a groove structure with an opening facing the outer periphery of the bottom plate.

Further optionally, the shielding structure includes a first shielding portion, a second shielding portion located on two sides of the first shielding portion, and a third shielding portion arranged away from the opening direction, the third shielding portion is connected to the first shielding portion and the second shielding portion, and the first shielding portion, the second shielding portion, the third shielding portion and the bottom plate enclose the groove structure.

Further optionally, the ventilation hole along the circumference of bottom plate is equipped with the multiunit, each group the top in ventilation hole, what frame construction corresponded is equipped with a set of shelter from the structure.

Further optionally, the bottom plate is further provided with an electronic element heat dissipation area, the electronic element heat dissipation area is arranged on one side of the electronic element arrangement area, and the electronic element heat dissipation area is provided with a fixing structure for installing a heat sink.

Further alternatively, the bottom plate is provided with the vent holes at its front peripheral side, rear peripheral side and left peripheral side, respectively.

Further optionally, the bottom plate is provided with a barrier strip on a side departing from the electronic component setting area, and the barrier strip extends along the arrangement direction of the ventilation holes on the inner peripheral side of the ventilation holes.

The utility model discloses the second aspect provides an air condensing units, the electrical apparatus box that includes the first aspect and provide: the electrical box is arranged on the top of the shell; the fan is arranged in the shell, and a fan cavity is formed in the shell; when the fan rotates, airflow is drawn into the fan cavity through the vent holes.

Further optionally, a limiting structure is arranged on one side, away from the electronic element arrangement area, of the electric appliance box bottom plate, a limiting portion is arranged on the shell, and when the electric appliance box is installed on the top of the shell, the limiting structure is connected with the limiting portion.

The utility model discloses a set up hidden ventilation hole, under the prerequisite of having guaranteed the heat dissipation function, because the top in ventilation hole is provided with shelters from the structure, at air condensing units operation in-process, can effectively avoid the water droplet to enter into the inside electronic component of electrical apparatus box through the ventilation hole, can also effectively prevent the electronic component short circuit when guaranteeing the radiating effect.

Drawings

The above and other objects, features and advantages of the present disclosure will become more apparent by describing in detail exemplary embodiments thereof with reference to the attached drawings. The drawings described below are merely some embodiments of the present disclosure, and other drawings may be derived from those drawings by those of ordinary skill in the art without inventive effort.

Fig. 1 shows one of the schematic structural diagrams of the electrical box according to the embodiment of the present invention;

fig. 2 shows a second schematic structural diagram of an electrical box according to an embodiment of the present invention;

fig. 3 shows a third schematic structural diagram of an electrical box according to an embodiment of the present invention;

fig. 4 is a schematic view showing an internal structure of an outdoor unit of an air conditioner according to an embodiment of the present invention.

In the figure:

1 electrical apparatus box, 10 bottom plates, 11 ventilation holes, 12 shelves, 13 limit structure, 20 frame, 21 first shielding portion, 22 second shielding portion, 23 third shielding portion, 30 openings, 2 fan.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. 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 terminology used in the embodiments of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in the embodiments of the present invention and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise, and "the plural" generally includes at least two, but does not exclude the inclusion of at least one.

It should be understood that the term "and/or" as used herein is merely one type of association that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.

It is also noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a good or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such good or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a commodity or system that includes the element.

The utility model discloses the electrical apparatus box 1 that the first aspect provided includes bottom plate 10 to be equipped with electronic component on bottom plate 10 and set up the district, and enclose in the periphery that electronic component set up the district and be equipped with frame 20, and be equipped with ventilation hole 11 in the periphery of frame 20. That is, the frame 20 is disposed outside the electronic component mounting region to enclose the mounting region for the electronic component, and the bottom plate 10 outside the frame 20 is provided with the vent holes 11 for dissipating heat for the electronic component. Meanwhile, a shielding structure is arranged above the ventilation, namely, the ventilation hole 11 is a hidden ventilation hole 11 through the shielding structure, it can be understood that the motor box is arranged above the fan 2, so that the hidden ventilation hole 11 and the cavity of the fan 2 form a heat dissipation channel, negative pressure of the axial flow fan 2 is utilized to enable air flow to be formed between the electric appliance box 1 and the cavity of the fan 2, forced heat dissipation is formed on electronic elements in the electric appliance box 1, meanwhile, the shielding structure is arranged above the ventilation hole 11, so that the fan 2 is in the operation process, water drops in the ventilation hole are thrown away, blocking of the shielding structure prevents the water drops from entering the inside of the electronic elements, and therefore, through the hidden ventilation hole 11, short circuit of the electronic elements can be effectively prevented while the heat dissipation effect is guaranteed, and the operation reliability is guaranteed.

In the overlook direction of electrical apparatus box, shelter from the structure and cover the ventilation hole setting at least partially. It can be understood that, realize radiating in-process, be located the fan 2 of electrical apparatus box 1 lower part and rotate the in-process, probably have the water droplet to get rid of the condition in ventilation hole 11, through being provided with the structure of sheltering from in the top in ventilation hole 11, the structure of sheltering from on the electrical apparatus box 1 can prevent effectively that the drop of water from getting into the inside electronic component of electrical apparatus box 1, prevents effectively that electronic component from the short circuit. That is to say, set up directly over the setting in ventilation hole and shelter from the structure, under the prerequisite of guaranteeing ventilation cooling, can prevent effectively that the water droplet from getting into electronic component's inside, guarantee the reliability of operation.

Preferably, in the present embodiment, the shielding structure and the bottom plate 10 enclose a groove having an opening 30 facing the outside of the bottom plate 10, and it is understood that the groove faces the outside of the bottom plate 10. That is, a shielding structure is provided directly above the ventilation hole 11, which prevents water droplets from entering the inside of the electronic component through the ventilation hole 11.

Specifically, the shielding structure includes a first shielding portion 21, a second shielding portion 22 and a third shielding portion 23, wherein the second shielding portion 22 is disposed on two sides of the first shielding portion 21, and the third shielding portion 23 is disposed on one side away from the opening 30, so that the third shielding portion 23 can be understood as a back plate of the groove, the first shielding portion 21 can be understood as a top plate of the groove, and the second shielding portion 22 can be side plates on two sides. Meanwhile, the opening 30 of the groove faces the outer side of the bottom plate 10, so that the heat dissipation operation of the electronic components inside the electrical box 1 is facilitated, and the heat generated by the electronic components inside the electronic box is conducted to the outer side of the bottom plate 10.

Preferably, the ventilation hole 11 is provided with the multiunit along the circumference of bottom plate 10 to each group ventilation hole 11 all corresponds and is provided with a set of structure of sheltering from, that is to say, a set of ventilation hole 11 corresponds a set of structure of sheltering from and sets up, and the better heat dissipation of being convenient for like this also more is fit for multiple not unidimensional bottom plate 10 simultaneously, and the setting in ventilation hole 11 of being convenient for more does benefit to the heat dissipation.

Specifically, on the basis of the above-described embodiment, the base plate 10 is further provided with an electronic component heat dissipation area, which is provided on one side of the electronic component placement area, also inside the frame 20, while a fixing structure is provided in the electronic component heat dissipation area for mounting a heat sink. The radiator is installed in the electric appliance box 1 through the fixing structure, and it can be understood that the electric appliance box 1 is installed above the fan 2, so that the radiator is fixed in a cavity of the fan 2 of the outer machine, heat on the radiator is taken away by air flow generated by the axial flow fan 2, and the radiating effect of the electric appliance box 1 is enhanced.

Specifically, the bottom plate 10 is provided with vent holes 11 on the front, rear and left sides thereof. That is, the vent holes 11 are not provided on the other side, i.e., the right side, of the three sides of the base plate 10. It can be understood that, during the assembly of the outdoor unit of the air conditioner, the electric inductor is usually disposed on the right side of the electric box 1, and since the electric inductor is connected to the right side of the electric box 1, a corresponding connection part with the electric inductor is required on the right side of the bottom plate 10, and thus the ventilation hole 11 is not disposed on the right side. The ventilation holes 11 are provided at the front, rear and left sides of the base plate 10.

Specifically, the bottom plate 10 is provided with the barrier strips 12, and the barrier strips 12 are disposed on one side of the bottom plate 10 away from the electronic element area, it can be understood that the barrier strips 12 are disposed on the front side of the bottom plate 10, and the barrier strips 12 are disposed on the back side of the bottom plate 10, specifically, the barrier strips 12 are disposed around the bottom of the electrical appliance box 1, so that an insect can be effectively prevented from climbing into the electrical appliance box 1 through the ventilation holes 11 to cause a short circuit of the electronic element, and the service life of the electronic element is ensured.

Meanwhile, the left side and the front side of the electrical box 1 are respectively provided with a wiring groove structure, the wiring groove structure is specifically arranged on the first shielding portion 21 or the frame 20, the wiring groove structure can be flexibly arranged, convenient wiring can be achieved, the wiring of the electrical box 1 is attractive, and wiring efficiency is guaranteed.

Meanwhile, the electric appliance box 1 is also provided with a lifting handle mechanism, the lifting handle mechanism can be arranged on the frame 20, and the electric appliance box 1 can be conveniently installed by maintenance personnel during installation or after-sale maintenance to operate the electric appliance box 1.

A second aspect of the present embodiment provides an outdoor unit of an air conditioner, including the electrical box 1 provided in the first aspect, so that all the beneficial technical effects of the electrical box 1 in the first aspect are achieved, and details are not described herein.

The outdoor unit of an air conditioner further includes a casing and a blower fan 2. Wherein the electrical box 1 is mounted on top of the housing. The back of the bottom plate 10 can be provided with the limiting structure 13, and when the whole electric appliance box 1 is assembled, the limiting structure 13 is assembled in a corresponding limiting part or a corresponding limiting hole of the shell, so that the whole electric appliance box 1 can be assembled automatically. When the fan 2 rotates, airflow is sucked into the cavity of the fan 2 through the vent hole 11, so that airflow is formed between the electric appliance box 1 and the cavity of the fan 2, forced heat dissipation is formed on electronic elements in the electric appliance box 1, and the operation reliability of an external unit is ensured.

Specifically, the fan 2 is an axial flow fan.

In a preferred embodiment, hidden ventilation holes 11 are formed in the front side, the rear side and the left side of the electrical box 1, the right side of the electrical box 1 is connected with an electrical induction seat as required, so the ventilation holes 11 are not formed in the right side of the electrical box 1, positioning columns are arranged on a bottom plate 10 on the right side of the electrical box 1 and used for limiting the electrical induction seat, and meanwhile, screw columns are arranged on the bottom plate 10 on the right side of the electrical box 1 and used for fastening the electrical induction seat and the electrical box 1 together under the action of screws.

It can be understood that, the positioning posts are disposed on the front surface of the bottom plate 10 on the right side of the electrical box 1, and specifically, the positioning posts may be disposed on both sides of the front surface of the bottom plate 10. Meanwhile, the screw posts are provided on the back of the base plate 10, thereby beautifying the design of the electrical box 1.

Meanwhile, the left side and the front side of the electrical box 1 are provided with limiting parts, the limiting parts on the front side are matched with the left side of the shell through the left limiting part, the limiting parts on the front side are matched with the front side of the shell, screw through holes are designed on the front side of the electrical box 1, the electrical box 1 is fastened with the front side of the shell under the action of screws, screw columns are designed on the left side of the electrical box 1, the electrical box 1 is fastened with the left side of the shell under the action of screws, and therefore the electrical box 1 is installed on the shell.

Specifically, the electrical box 1 is further provided with a limiting structure 13, and an adaptive limiting part is arranged on the housing. Wherein, limit structure 13 sets up the one side that is close to fan 2 at bottom plate 10, and the dorsal part that is exactly bottom plate 10 is provided with limit structure 13 to when bottom plate 10 was installed on the casing, limit structure 13 and spacing portion can link together, realize the fixed of electrical apparatus box 1 and casing.

Exemplary embodiments of the present disclosure are specifically illustrated and described above. It is to be understood that the present disclosure is not limited to the precise arrangements, instrumentalities, or instrumentalities described herein; on the contrary, the disclosure is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims.

Claims (10)

1. An electrical box (1), characterized in that it comprises a base plate (10);

the bottom plate (10) is provided with an electronic element arrangement area, and a frame (20) is arranged on the outer periphery of the electronic element arrangement area; the bottom plate (10) is provided with a vent hole (11) at the periphery of the frame (20);

and a shielding structure is arranged on the frame (20) above the ventilation hole (11).

2. Electrical box (1) according to claim 1,

in the overlooking direction of the electric appliance box, the shielding structure at least partially covers the vent hole.

3. Electrical box (1) according to claim 2,

the shielding structure and the periphery of the bottom plate (10) are enclosed to form a groove structure with an opening (30) facing to the periphery of the bottom plate (10).

4. Electrical box (1) according to claim 3,

the shielding structure comprises a first shielding portion (21), second shielding portions (22) located on two sides of the first shielding portion (21) and a third shielding portion (23) deviating from the opening direction, the third shielding portion is connected with the first shielding portion (21) and the second shielding portion (22), and the first shielding portion (21), the second shielding portion (22) and the third shielding portion (23) and the bottom plate (10) are enclosed to form the groove structure.

5. Electrical box (1) according to claim 4,

the ventilation hole (11) is provided with a plurality of groups along the circumferential direction of the bottom plate (10), each group is arranged above the ventilation hole (11), and the frame (20) is provided with a group of shielding structures correspondingly.

6. Electrical box (1) according to claim 5,

the bottom plate (10) is further provided with an electronic element heat dissipation area, the electronic element heat dissipation area is arranged on one side of the electronic element arrangement area, and the electronic element heat dissipation area is provided with a fixing structure for installing a radiator.

7. Electrical box (1) according to claim 6,

the bottom plate (10) is provided with the ventilation holes (11) on the front peripheral side, the rear peripheral side and the left peripheral side thereof, respectively.

8. The appliance box (1) according to claim 7, wherein the base plate (10) is provided with a blocking strip (12) at a side facing away from the electronic component placement area, and the blocking strip (12) extends along the arrangement direction of the ventilation holes (11) at the inner circumferential side of the ventilation holes (11).

9. An outdoor unit of an air conditioner, comprising a casing, a blower fan (2), and the appliance box (1) of any one of claims 1 to 8;

the electrical box (1) is arranged on the top of the shell;

the fan (2) is arranged in the shell, and a fan cavity is formed in the shell;

when the fan rotates, airflow is sucked into the cavity of the fan (2) through the vent holes (11).

10. The outdoor unit of claim 9, wherein,

one side of the bottom plate (10) of the electric appliance box (1), which deviates from the electronic element setting area, is provided with a limiting structure (13), the shell is provided with a limiting part, and when the electric appliance box (1) is installed at the top of the shell, the limiting structure (13) is connected with the limiting part.

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