Water-proof electric cabinet of air conditioner outdoor unit

Abstract

The utility model discloses an air conditioner outdoor unit waterproof electric control box which comprises a box body which is formed by an upper side plate face, a lower side plate face, a left side plate face, a right side plate face and a bottom plate face in an enclosing mode and is only opened towards the top, and the upper side plate face, the lower side plate face, the left side plate face, the right side plate face and the bottom plate face are integrated. The overall structure of the electric cabinet is changed into a five-face integrally-formed structure, the mainboard support is lifted to enable the bottom of the mainboard support to form a duct for heat dissipation, the contact area between the support and air is increased, and the heat dissipation efficiency is guaranteed.

Description

Technical Field

[0001] The utility model relates to the field of central air-conditioning outdoor units, in particular to a waterproof electric control box for an air-conditioning outdoor unit. Background Art

[0002] Figure 1 An existing outdoor electric control box is shown. The electric control box is an assembly structure assembled by riveting or screwing several panels. It has the advantages of low cost and good heat dissipation effect. Only a heat dissipation grille 1 is provided on the side to meet the heat dissipation requirements. However, the electric control box of this structure has poor sealing performance. In extreme outdoor environments, rainwater will penetrate into the box through the gaps of the joints and damage electrical components. Utility Model Content

[0003] In order to overcome the above-mentioned defects of the prior art, the purpose of the utility model is to provide a waterproof electric control box for an air conditioner outdoor unit, which improves the heat dissipation while enhancing the sealing performance.

[0004] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0005] A waterproof electric control box for an air conditioner outdoor unit comprises a box body which is enclosed by an upper side panel, a lower side panel, a left side panel, a right side panel and a bottom panel and is only open to the top, wherein the upper side panel, the lower side panel, the left side panel, the right side panel and the bottom panel are integrated.

[0006] In a preferred embodiment of the utility model, an upwardly raised back panel bracket is provided on the bottom panel, a cavity extending toward the lower panel and the upper panel is formed between the back panel bracket and the bottom panel, and at least one heat dissipation outlet is provided on the upper panel.

[0007] In a preferred embodiment of the utility model, the box body is fixed by an upper bracket arranged on the upper side panel and a lower flange arranged on the lower side panel, a circular fixing hole is opened on the upper bracket, and a waist-shaped fixing hole is opened on the lower flange.

[0008] In a preferred embodiment of the present invention, sliding keys for firmly fixing the two sides of the box body are arranged on the left side plate surface and the right side plate surface.

[0009] In a preferred embodiment of the present invention, a side bracket is provided on the outer side of the left side panel and the right side panel, the side bracket has a side flange, and the sliding key is located on the side flange.

[0010] In a preferred embodiment of the present invention, the side bracket further includes a pair of mirror-opposed flip hooks.

[0011] In a preferred embodiment of the present invention, a pair of slide rails are also arranged outwardly on the bottom plate.

[0012] The beneficial effects of the utility model are:

[0013] The utility model provides a waterproof electric control box for an air conditioner outdoor unit. On the one hand, the overall structure of the electric control box is changed into a five-sided integrated structure. On the other hand, the mainboard bracket is lifted so that a duct for heat dissipation is formed at its bottom, thereby increasing the contact area between the bracket and the air to ensure heat dissipation efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art are briefly introduced below.

[0015] Figure 1 It is a schematic diagram of the prior art.

[0016] Figure 2 It is a three-dimensional view of the utility model.

[0017] Figure 3 It is a top view of the utility model.

[0018] Figure 4 It is a bottom side view of the utility model.

[0019] Figure 5 It is a cross-sectional view of the utility model. DETAILED DESCRIPTION

[0020] In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "left", "right", "inside", "outside", etc. are based on the directions or positional relationships shown in the accompanying drawings. The above description is simplified for the convenience of describing the present invention, and does not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, it should not be understood as a limitation on the present invention.

[0021] The singular forms "a", "an" and "the" used in the specification include plural forms unless clearly indicated. The terms "include", "comprises" and "comprising" used in the specification indicate the presence of claimed features, but do not exclude the presence of one or more other features.

[0022] In the specification, when an element is referred to as being “on,” “fixed” to, “connected to,” “engaged to,” or the like, the element may be directly on, fixed to, connected to, engaged to, or contacting the other element, or intervening elements may be present.

[0023] The following will describe exemplary embodiments of the present application with reference to the accompanying drawings. However, it should be understood that the present application can be presented in a variety of different ways and is not limited to the embodiments described below. It should also be understood that the embodiments disclosed herein can be combined in various ways to provide more additional embodiments. In all drawings, the same reference numerals represent the same or functionally identical elements.

[0024] Figure 1 and Figure 2 The structure of a waterproof electric control box for an air conditioner outdoor unit is shown, wherein the box body 10 is enclosed by a lower side panel 11, an upper side panel 12, a left side panel 13, and a right side panel 14, and only an opening is provided at the top for installing components into the box body 10. The lower side panel 11, the upper side panel 12, the left side panel 13, the right side panel 14, and the bottom panel 18 are integrally formed to improve the sealing of the electric control box and further improve the anti-splash and anti-splash performance.

[0025] The box body 10 of the above structure is fixed by a four-side assembly structure, and an extended upper bracket 17 is provided on the upper side panel 12, and a fixing hole 17a is provided on the upper bracket 17. A lower flange 15 for punching is provided on the top of the lower side panel 11, and at least a pair of fixing holes 16 are provided on the lower flange 15. The fixing holes 17a and the fixing holes 16 constitute the main fixing structure of the box body 10, wherein the fixing hole 17a is a round hole as the main positioning in the above fixing structure, and the fixing hole 16 is a waist hole as an auxiliary positioning to give the box body 10 more size redundancy.

[0026] Furthermore, at least one sliding key 22 is provided on the top of the left side panel 13 and the right side panel 14 , and the sliding key 22 is used to be embedded in the fixed body to further prevent the box body 10 from shaking to both sides after being fixed.

[0027] Combined with reference Figure 3 and Figure 4 , side brackets 20 are respectively arranged on the left panel 13 and the right panel 14, and the sliding key 22 is specifically arranged on the side flange 21 of the side bracket 20 to provide fixation for the box body 10. A pair of mirror-opposite flip hooks 23 are arranged on the side bracket 20, and the flip hooks 23 extend obliquely and can be used to hang pipelines on the side of the electric control box. A mounting bracket 32 ​​for fixing the mainboard is arranged on the inner side of the bottom panel 18. The mounting bracket 32 ​​bulges upward and forms a cavity 31 for heat dissipation between the bottom panel 18, and the two ends of the cavity 31 extend toward the upper side panel 12 and the lower side panel 11. Correspondingly, a plurality of heat dissipation ports 19 are opened on the upper panel 12, and the airflow is guided by the cavity 31 and discharged through the heat dissipation ports 19. A pair of slide rails 40 for matching and fixing the external parts are also arranged on the outer side of the bottom panel 18. The slide rails 40 are specifically composed of a pair of mirror-opposite rails 41, and the rails 41 have protruding flanges 42.

Claims

1. A waterproof electric control box for an air conditioner outdoor unit, characterized in that: The box comprises a box body which is enclosed by an upper side panel, a lower side panel, a left side panel, a right side panel and a bottom panel and is only open to the top. The upper side panel, the lower side panel, the left side panel, the right side panel and the bottom panel are integrated.

2. A waterproof electric control box for an air conditioner outdoor unit as claimed in claim 1, characterized in that: The bottom panel is provided with an upwardly protruding back panel bracket, a cavity extending toward the lower panel and the upper panel is formed between the back panel bracket and the bottom panel, and at least one heat dissipation port is provided on the upper panel.

3. A waterproof electric control box for an air conditioner outdoor unit as claimed in claim 1 or 2, characterized in that: The box body is fixed by an upper bracket arranged on the upper side plate surface and a lower flange arranged on the lower side plate surface. A circular fixing hole is opened on the upper bracket, and a waist-shaped fixing hole is opened on the lower flange.

4. A waterproof electric control box for an air conditioner outdoor unit as claimed in claim 3, characterized in that: Sliding keys for firmly fixing the two sides of the box body are arranged on the left side plate surface and the right side plate surface.

5. A waterproof electric control box for an air conditioner outdoor unit as claimed in claim 4, characterized in that: A side bracket is arranged on the outer side of the left side plate surface and the right side plate surface. The side bracket has a side flange, and the sliding key is located on the side flange.

6. A waterproof electric control box for an air conditioner outdoor unit as claimed in claim 5, characterized in that: The side bracket also includes a pair of mirror-opposite flip hooks.

7. The waterproof electric control box for an air conditioner outdoor unit as claimed in claim 3, characterized in that: A pair of slide rails is also arranged outwardly on the bottom plate surface.

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