Air outlet cover capable of improving air outlet efficiency, machine shell structure and air treatment device

Abstract

The utility model discloses an air outlet cover capable of improving air outlet efficiency, a machine shell structure and an air processing device. The air outlet cover comprises a frame, a center connecting plate, a plurality of annular connecting plates, a plurality of first arc-shaped connecting plates and a plurality of second arc-shaped connecting plates. The frame is arranged on the outer side of the central connecting plate; the annular connecting plates are arranged between the frame and the central connecting plate at intervals; one end of the first arc-shaped connecting plate is connected with the central connecting plate, the middle section is connected with the annular connecting plate and the other end is connected with the frame; one end of each second arc-shaped connecting plate is connected with the annular connecting plate, the middle section of each second arc-shaped connecting plate is connected with the annular connecting plate, and the other end of each second arc-shaped connecting plate is connected with the frame; the structure can adapt to a wind field generated when the fan rotates, so that wind can be blown out to the maximum extent, the wind outlet efficiency of the wind outlet cover can be improved, the noise level can be effectively reduced, and the practicability is very good.

Description

Technical Field

[0001] The utility model relates to the field of air processing devices, in particular to an air outlet cover, a casing structure and an air processing device capable of improving air outlet efficiency. Background Art

[0002] Air handling equipment such as air conditioners and air energy heat pumps are widely used in people's daily lives. In these air handling equipment, especially in outdoor units, fans and air outlet hoods are arranged in the casing, and the fan blows air to the outdoors through the air outlet hood. For example, patent No. 201821565679.9 discloses an air outlet mesh cover applied to an outdoor unit, which adopts radially arranged connecting plates, that is, the connecting plates are radially arranged around the center of the air outlet mesh cover. In the air outlet mesh cover of this structure, the angle between the connecting plate and the wind field generated by the fan is not sufficiently fitted, so that part of the wind force hits the connecting plate and moves in the opposite direction, thereby reducing the air outlet effect and also generating greater wind noise; therefore, there is an urgent need for an air outlet hood, a casing structure and an air handling device that can improve the air outlet efficiency to solve the above problems. Utility Model Content

[0003] The utility model aims to solve at least one of the technical problems existing in the prior art. To this end, the utility model proposes an air outlet cover, a casing structure and an air treatment device which can improve the air outlet efficiency.

[0004] An embodiment of the utility model solves the technical problem by adopting a technical solution: an air outlet cover capable of improving air outlet efficiency, comprising a frame, a central connecting plate, a plurality of annular connecting plates, a plurality of first arc-shaped connecting plates and a plurality of second arc-shaped connecting plates;

[0005] The frame is arranged on the outer side of the central connecting plate;

[0006] The annular connecting plates are arranged at intervals between the frame and the central connecting plate;

[0007] One end of the first arc-shaped connecting plate is connected to the central connecting plate, the middle section is connected to the annular connecting plate, and the other end is connected to the frame;

[0008] One end of the second arc connecting plate is connected to the annular connecting plate, the middle section is connected to the annular connecting plate and the other end is connected to the frame. The second arc connecting plate and the first arc connecting plate are arranged alternately and tilted to one side.

[0009] As one of the preferred embodiments of the present utility model, a pre-fixing component is provided on the frame for pre-fixing the frame on the casing.

[0010] As one of the preferred embodiments of the present utility model, the pre-fixing component is configured as an L-shaped buckle.

[0011] As one of the preferred embodiments of the utility model, a fastening assembly is provided on the frame for fastening the frame to the casing.

[0012] As one of the preferred embodiments of the present utility model, the fastening assembly is configured as a bolt assembly.

[0013] A casing structure comprises a casing and an air outlet cover, wherein the air outlet cover is arranged on the casing.

[0014] As one of the preferred embodiments of the utility model, a housing structure further includes a junction box arranged on the housing, the junction box including a box body, a first protruding portion, a second protruding portion and a plurality of threading holes;

[0015] The first protrusion is formed by the box body protruding outward relative to the housing, so that a receiving groove for receiving the connection terminal is formed on a side of the box body close to the housing;

[0016] The second protrusion is arranged on the box body and is located at the peripheral side of the first protrusion, and is used to lift the casing when the box body is installed on the casing;

[0017] The wire threading hole is arranged on the box body and communicated with the lower end of the first protruding portion. The circuit can extend into the containing groove through the wire threading hole and connect with the wiring terminal.

[0018] As one of the preferred embodiments of the utility model, a plurality of reinforcing ribs are arranged at intervals on a side of the box body facing away from the second protruding portion and arranged opposite to the second protruding portion.

[0019] As one of the preferred embodiments of the utility model, the threading hole is configured as a knock-out hole.

[0020] An air treatment device comprises the casing structure.

[0021] The beneficial effects of the utility model include: an air outlet hood, a casing structure and an air treatment device that can improve the air outlet efficiency, the air outlet hood comprising a frame, a central connecting plate, a plurality of annular connecting plates, a plurality of first arc-shaped connecting plates and a plurality of second arc-shaped connecting plates; the frame is arranged on the outside of the central connecting plate; the annular connecting plates are arranged between the frame and the central connecting plate at intervals; one end of the first arc-shaped connecting plate is connected to the central connecting plate, the middle section is connected to the annular connecting plate and the other end is connected to the frame; one end of the second arc-shaped connecting plate is connected to the annular connecting plate, the middle section is connected to the annular connecting plate and the other end is connected to the frame, the second arc-shaped connecting plates and the first arc-shaped connecting plates are alternately arranged at intervals and inclined to one side; the above structure can adapt to the wind field generated when the fan rotates, so that the wind can be blown out to the maximum extent, which can not only improve the air outlet efficiency of the air outlet hood, but also effectively reduce the noise level, and has very good practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0023] Figure 1 It is a structural schematic diagram of an embodiment of an air outlet cover capable of improving air outlet efficiency;

[0024] Figure 2 It is a structural schematic diagram of an air outlet cover capable of improving air outlet efficiency;

[0025] Figure 3 for Figure 2 A partial enlarged view of the middle A area;

[0026] Figure 4 This is a schematic diagram of the structure of the junction box. DETAILED DESCRIPTION

[0027] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0028] In the description of the present utility model, the meaning of "more than" is more than two, "greater than", "less than", "exceed" etc. are understood to exclude the number itself, and "above", "below", "within" etc. are understood to include the number itself. If there is a description of "first" or "second", it is only used for the purpose of distinguishing technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0029] In the description of the present invention, it should be understood that descriptions involving orientation, such as up, down, front, back, left, right, etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0030] In the present invention, unless otherwise clearly defined, the words "set", "install", "connect" and the like should be understood in a broad sense, for example, they can be directly connected or indirectly connected through an intermediate medium; they can be fixedly connected or detachably connected or integrally formed; they can be mechanically connected; they can be the internal connection of two elements or the interaction relationship between two elements. Those skilled in the art can reasonably determine the specific meanings of the above words in the present invention in combination with the specific content of the technical solution.

[0031] Reference Figures 1 to 4 , an air outlet cover capable of improving air outlet efficiency, comprising a frame 10, a central connecting plate 20, a plurality of annular connecting plates 30, a plurality of first arc-shaped connecting plates 40 and a plurality of second arc-shaped connecting plates 50;

[0032] The frame 10 is arranged on the outer side of the central connecting plate 20;

[0033] The annular connecting plate 30 is disposed between the frame 10 and the central connecting plate 20;

[0034] One end of the first arc-shaped connecting plate 40 is connected to the central connecting plate 20, the middle section is connected to the annular connecting plate 30, and the other end is connected to the frame 10;

[0035] One end of the second arc connecting plate 50 is connected to the annular connecting plate 30 , the middle section is connected to the annular connecting plate 30 , and the other end is connected to the frame 10 . The second arc connecting plate 50 and the first arc connecting plate 40 are alternately arranged and tilted to one side.

[0036] In this utility model, reference is made to Figure 1-3 As a preferred embodiment of the application of the air outlet hood provided by the utility model, the air outlet hood is installed on the casing 70 of the air energy heat pump. Of course, the air outlet hood can also be installed on the casing 70 of the air conditioner. The structures of the air energy heat pump and the air conditioner are not described in detail here; further, the air outlet hood is installed on the casing 70 and arranged opposite to the fan. When the fan rotates, the air is blown out through the air outlet hood to generate a wind field. Since the first arc-shaped connecting plate 40 and the second arc-shaped connecting plate 50 are arranged alternately in length and tilted to one side, the wind blown to the air outlet hood will be connected with the first arc-shaped connecting plate 40 and The second arc-shaped connecting plate 50 is deflected after the impact, so that it can be better dispersed to the surroundings, taking into account both the air outlet efficiency and the noise level; of course, the air outlet efficiency can be further optimized by adjusting the length of the second arc-shaped connecting plate 50 and the curvature of the first arc-shaped connecting plate 40 and the second arc-shaped connecting plate 50; the advantage of the utility model is that: the above-mentioned structure can adapt to the wind field generated when the fan rotates, so that the wind can be blown out to the maximum extent, which can not only improve the air outlet efficiency of the air outlet cover, but also effectively reduce the noise level, and has very good practicality.

[0037] The first arc-shaped connecting plate 40 and the second arc-shaped connecting plate 50 are arranged to be inclined to one side.

[0038] In one embodiment, a pre-fixing component 61 is disposed on the frame 10 for pre-fixing the frame 10 on the housing 70 .

[0039] As a preferred embodiment of the pre-fixing component 61, the pre-fixing component 61 is configured as an L-shaped buckle; when installing the air outlet hood, first align the L-shaped buckle on the frame 10 with the corresponding position on the casing 70, and then rotate the air outlet hood to snap the L-shaped buckle into the corresponding position. The air outlet hood can be pre-installed on the casing 10 without the need for external force, which facilitates the next step of operation.

[0040] In one embodiment, a fastening assembly 62 is disposed on the frame 10 for fastening the frame 10 to the housing 70 .

[0041] As a preferred embodiment of the fastening assembly 62, the fastening assembly 62 is configured as a bolt assembly.

[0042] A casing structure includes a casing 70 and the air outlet cover, wherein the air outlet cover is disposed on the casing 70; in one embodiment, a junction box 80 is disposed on the casing 70, and the junction box 80 includes a box body 81, a first protruding portion 82, a second protruding portion 83, and a plurality of threading holes 84;

[0043] The first protrusion 82 is formed by the box body 81 protruding outward relative to the housing 70, so that a receiving groove 85 for receiving the connection terminal is formed on a side of the box body 81 close to the housing 70;

[0044] The second protrusion 83 is disposed on the box body 81 and is located around the first protrusion 82, and is used to lift the housing 70 when the box body 81 is installed on the housing 70;

[0045] The wire threading hole 84 is disposed on the box body 81 and communicates with the lower end of the first protrusion 82 . The circuit can extend through the wire threading hole 84 into the receiving groove 85 and connect with the wiring terminal.

[0046] Specifically, refer to Figure 1 and 4The box body 81 is preferably injection molded by plastic material, wherein the box body 81 is provided with a first protrusion 82, a second protrusion 83 and a plurality of threading holes 84, so that a receiving groove 85 for receiving the wiring terminal is constructed on the side of the box body 81 close to the housing 70, and a pulling position (composed of the second protrusion 83) for pulling the housing 70 is formed on the side of the box body 81 facing away from the housing 70, and the wiring terminal of the electric control component in the housing 70 can extend into the housing 70 and be received in the receiving groove 85 on the box body 81, and the box body 81 A wire threading hole 84 connected to the lower end of the first protrusion 82 (accommodating groove 85) is also provided. When wiring, the staff can extend the line into the accommodating groove 85 through the wire threading hole 84 and dock with the wiring terminal in the accommodating groove 85 without having to extend the line into the housing 70 for operation. The wiring terminal can be accommodated in the accommodating groove 85 on the box body 81, so that the line can be extended into the accommodating groove 85 through the wire threading hole 84, and then docked with the wiring terminal very conveniently, which reduces the difficulty of wiring and also avoids damage to the wiring terminal and the line due to blind operation.

[0047] In one embodiment, the second protrusion 83 is disposed above the first protrusion 82; this arrangement can utilize the space above the first protrusion 82 to construct a lifting position, which not only reduces the volume of the junction box but also facilitates structural layout.

[0048] In one embodiment, a plurality of reinforcing ribs 90 are spaced apart on the side of the box body 81 facing away from the second protrusion 83 and arranged opposite to the second protrusion 83; this arrangement can improve the mechanical strength of the second protrusion 83 and prevent the box body 81 from being damaged during the pulling process.

[0049] In one embodiment, an annular waterproof groove 91 is provided on one side of the box body 81 close to the housing 70 , and a waterproof rubber pad is provided in the annular waterproof groove 91 .

[0050] In one embodiment, the box body 81 is connected to the housing 70 via a detachable structure 92; as a preferred embodiment of the detachable structure 92, the detachable structure 92 is configured as a snap-fit ​​structure and / or a bolt connection structure.

[0051] In one embodiment, the threading hole 84 is configured as a knock-out hole; the baffle in the knock-out hole can be knocked out as needed, thereby avoiding exposure of the unused threading hole 84, which is beneficial to improving the waterproof performance and safety performance.

[0052] An air treatment device comprises the casing structure.

[0053] Of course, the present invention is not limited to the above-mentioned embodiments, and technicians familiar with the field may make equivalent modifications or substitutions without violating the spirit of the present invention. These equivalent modifications and substitutions are all included in the scope defined by the claims of this application.

Claims

1. An air outlet cover capable of improving air outlet efficiency, characterized in that: It comprises a frame (10), a central connecting plate (20), a plurality of annular connecting plates (30), a plurality of first arc-shaped connecting plates (40) and a plurality of second arc-shaped connecting plates (50); The frame (10) is arranged on the outer side of the central connecting plate (20); The annular connecting plate (30) is arranged between the frame (10) and the central connecting plate (20) at intervals; One end of the first arc-shaped connecting plate (40) is connected to the central connecting plate (20), the middle section is connected to the annular connecting plate (30), and the other end is connected to the frame (10); One end of the second arc-shaped connecting plate (50) is connected to the annular connecting plate (30), the middle section is connected to the annular connecting plate (30), and the other end is connected to the frame (10); the second arc-shaped connecting plate (50) and the first arc-shaped connecting plate (40) are arranged alternately and spaced apart and inclined to one side.

2. The air outlet cover capable of improving air outlet efficiency according to claim 1, characterized in that: The frame (10) is provided with a pre-fixing component (61) for pre-fixing the frame (10) on the casing (70).

3. The air outlet cover capable of improving air outlet efficiency according to claim 2, characterized in that: The pre-fixing component (61) is configured as an L-shaped buckle.

4. The air outlet cover capable of improving air outlet efficiency according to claim 1, characterized in that: The frame (10) is provided with a fastening assembly (62) for fastening the frame (10) to the casing (70).

5. The air outlet cover capable of improving air outlet efficiency according to claim 4, characterized in that: The fastening assembly (62) is configured as a bolt assembly.

6. A casing structure, characterized in that: It comprises a casing (70) and an air outlet hood as claimed in any one of claims 1 to 5, wherein the air outlet hood is arranged on the casing (70).

7. A casing structure according to claim 6, characterized in that: It also includes a junction box (80) disposed on the housing (70), the junction box (80) including a box body (81), a first protruding portion (82), a second protruding portion (83), and a plurality of threading holes (84); The first protrusion (82) is formed by the box body (81) protruding outward relative to the housing (70), so that a receiving groove (85) for receiving the connection terminal is formed on a side of the box body (81) close to the housing (70); The second protrusion (83) is arranged on the box body (81) and is located on the peripheral side of the first protrusion (82), and is used to lift the casing (70) when the box body (81) is installed on the casing (70); The wire threading hole (84) is arranged on the box body (81) and is connected to the lower end of the first protruding portion (82). The circuit can extend through the wire threading hole (84) into the containing groove (85) and connect with the wiring terminal.

8. A casing structure according to claim 7, characterized in that: A plurality of reinforcing ribs (90) are arranged at intervals on a side of the box body (81) facing away from the second protruding portion (83) and arranged opposite to the second protruding portion (83).

9. A casing structure according to claim 7, characterized in that: The threading hole (84) is configured as a knock-out hole.

10. An air treatment device, characterized in that: Comprising the casing structure described in any one of claims 6-9.

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