Combined air outlet of central air conditioner

Abstract

The utility model relates to the technical field of air outlets of central air conditioners, in particular to a combined air outlet of a central air conditioner, which comprises a connecting box, four fixing holes are respectively arranged at the left end and the right end of the connecting box, a through hole is arranged in the middle of the front end of the connecting box and is fixedly connected with a connecting bent pipe, and a movable groove is arranged at the lower end of the connecting bent pipe. The inner surface of the movable groove is slidably connected with an expanding mechanism; the expanding and connecting mechanism comprises a fixed cup. According to the combined type air outlet of the central air conditioner, the connecting box is arranged in the device, the front end of the connecting box is connected with the expanding connection mechanism through the connecting bent pipe, when the central air conditioner indoor unit needs expanding connection, the connecting box can be connected with the air conditioner indoor unit in a sleeved mode, and the air outlet of the air conditioner indoor unit is made to be located in the connecting box; according to the device, the rectangular air outlet is connected with the circular air outlet through the expansion mechanism, and then the expansion mechanism in the device is used for outward expansion connection, so that switching from the rectangular air outlet to the circular air outlet can be realized, and the connection is more convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of central air-conditioning air outlets, in particular to a combined air outlet for a central air-conditioning. Background Art

[0002] In many cases, circular air ducts are needed for the indoor units of central air conditioners, and they need to be divided into multiple air outlets. However, the air outlets of the indoor units produced by air conditioner manufacturers are all rectangular and cannot be directly connected. Therefore, a product that converts the rectangle into two or more circular air outlets is needed in the middle. Therefore, we have launched a new combined air outlet for central air conditioners. Utility Model Content

[0003] The main purpose of the utility model is to provide a combined air outlet of a central air conditioner, which can effectively solve the problems in the background technology.

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

[0005] A combined air outlet of a central air conditioner comprises a connection box, wherein the left and right ends of the connection box are provided with four fixing holes, a through hole is provided in the middle of the front end of the connection box and a connecting elbow is fixedly connected thereto, a movable groove is provided at the lower end of the connecting elbow, and an expansion mechanism is slidably connected to the inner surface of the movable groove.

[0006] Preferably, the expansion mechanism comprises a fixed cup, a connecting ring is fixedly connected to the upper end of the fixed cup, three expansion tubes are fixedly connected to the outer surface of the fixed cup, and a sealing cover is inserted and connected to the side of the outer surface of the three expansion tubes away from the fixed cup.

[0007] Preferably, the four fixing holes on the left side and the four fixing holes on the right side are evenly distributed in an array and do not contact each other, and the through hole corresponds to the position of the connecting elbow and is located inside the connecting elbow.

[0008] Preferably, the connection box is communicated with the interior of the connection elbow through a through hole, the expansion mechanism is communicated with the interior of the connection elbow, and the expansion mechanism is not in contact with the connection box.

[0009] Preferably, the connecting ring is located inside the movable groove and is slidably connected to the movable groove, and the upper end of the fixed cup is in contact with the lower end of the connecting elbow.

[0010] Preferably, the three expansion tubes are distributed in an annular array with equal distances and do not contact each other.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] 1. In the utility model, a connection box is provided in the device, and an expansion mechanism is connected to the front end of the connection box through a connecting elbow. When the central air conditioner indoor unit needs to be expanded and connected, the connection box can be sleeved with the air conditioner indoor unit, so that the air outlet of the air conditioner indoor unit is located inside the connection box, and then the expansion mechanism in the device is used to expand and connect outward. By expanding and connecting outward through the expansion mechanism, the rectangular air outlet can be transferred to the circular air outlet, making the connection more convenient.

[0013] 2. In the utility model, the expansion mechanism and the connecting elbow in the device are arranged into a movable connection structure. When the expansion mechanism is used for expansion connection, the connection angle can be changed according to the use requirements, making the connection more convenient. At the same time, a plurality of expansion tubes are arranged in the expansion mechanism, so that the device can realize the expansion of multiple pipelines at the same time, making the device more practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the overall structure of a combined air outlet for a central air conditioner of the utility model;

[0015] Figure 2 This is a schematic diagram of the overall structure of a combined air outlet of a central air conditioner of the utility model;

[0016] Figure 3 It is a schematic cross-sectional view of the overall structure of the connecting elbow of the combined air outlet of a central air conditioner of the utility model;

[0017] Figure 4 The utility model is a schematic diagram of the overall structure of an expansion mechanism of a combined air outlet of a central air conditioner.

[0018] In the figure: 1, connecting box; 2, fixing hole; 3, through hole; 4, connecting elbow; 5, movable groove; 6, expansion mechanism; 61, fixing cup; 62, connecting ring; 63, expansion tube; 64, sealing cover. DETAILED DESCRIPTION

[0019] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0020] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the 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 operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0021] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0022] See also Figure 1-4 , the utility model provides a technical solution:

[0023] A combined air outlet of a central air conditioner comprises a connection box 1, wherein four fixing holes 2 are provided at the left and right ends of the connection box 1, a through hole 3 is provided at the middle of the front end of the connection box 1 and a connecting elbow 4 is fixedly connected thereto, a movable groove 5 is provided at the lower end of the connecting elbow 4, and an expansion mechanism 6 is slidably connected to the inner surface of the movable groove 5.

[0024] In this embodiment, the expansion mechanism 6 includes a fixed cup 61, a connecting ring 62 is fixedly connected to the upper end of the fixed cup 61, three expansion tubes 63 are fixedly connected to the outer surface of the fixed cup 61, and a sealing cover 64 is inserted and connected to the side of the outer surface of the three expansion tubes 63 away from the fixed cup 61. The connecting ring 62 is located inside the movable groove 5 and is slidably connected to the movable groove 5. The upper end of the fixed cup 61 is in contact with the lower end of the connecting elbow 4. The three expansion tubes 63 are distributed in an equidistant circular array and do not contact each other. By setting the expansion mechanism 6 and the connecting elbow 4 in the device into a movable connection structure, when using the expansion mechanism 6 for expansion connection, the connection angle can be changed according to the use requirements, making the connection more convenient to use. At the same time, a plurality of expansion tubes 63 are provided in the expansion mechanism 6, so that the device can simultaneously realize the expansion of multiple pipelines, making the device more practical.

[0025] In this embodiment, the four fixing holes 2 on the left and the four fixing holes 2 on the right are evenly spaced and arranged in an array without contacting each other, the through hole 3 corresponds to the position of the connecting elbow 4 and is located inside the connecting elbow 4, the connecting box 1 is communicated with the inside of the connecting elbow 4 through the through hole 3, the expansion mechanism 6 is communicated with the inside of the connecting elbow 4, and the expansion mechanism 6 does not contact the connecting box 1. By providing a connecting box 1 in the device and connecting the expansion mechanism 6 at the front end of the connecting box 1 through the connecting elbow 4, when the central air-conditioning indoor unit needs to be expanded and connected, the connecting box 1 can be sleeved with the air-conditioning indoor unit so that the air outlet of the air-conditioning indoor unit is located inside the connecting box 1, and then the expansion mechanism 6 in the device can be used to expand and connect outward. By using the expansion mechanism 6 to expand and connect outward, the rectangular air outlet can be transferred to the circular air outlet, making the connection more convenient.

[0026] It should be noted that the utility model is a combined air outlet of a central air conditioner. A connection box 1 is provided in the device, and an expansion mechanism 6 is connected to the front end of the connection box 1 through a connecting elbow 4. When the central air conditioner indoor unit needs to be expanded and connected, the connection box 1 can be sleeved with the air conditioner indoor unit so that the air outlet of the air conditioner indoor unit is located inside the connection box 1, and then the expansion mechanism 6 in the device is used to expand and connect outward. By expanding and connecting outward through the expansion mechanism 6, the rectangular air outlet can be converted to a circular air outlet, making the connection more convenient. By arranging the expansion mechanism 6 and the connecting elbow 4 in the device into a movable connection structure, when the expansion mechanism 6 is used for expansion and connection, the connection angle can be changed according to the use requirements, making the connection more convenient. At the same time, a plurality of expansion tubes 63 are provided in the expansion mechanism 6, so that the device can expand multiple pipelines at the same time, making the device more practical.

[0027] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A combined air outlet of a central air conditioner, comprising a connection box (1), characterized in that: The left and right ends of the connection box (1) are each provided with four fixing holes (2); a through hole (3) is provided in the middle of the front end of the connection box (1) and is fixedly connected to a connection elbow (4); a movable groove (5) is provided at the lower end of the connection elbow (4); an expansion mechanism (6) is slidably connected to the inner surface of the movable groove (5); The expansion mechanism (6) comprises a fixed cup (61), the upper end of the fixed cup (61) is fixedly connected to a connecting ring (62), the outer surface of the fixed cup (61) is fixedly connected to three expansion tubes (63), and the outer surfaces of the three expansion tubes (63) are interlaced and connected to a sealing cover (64) on a side away from the fixed cup (61).

2. The combined air outlet of a central air conditioner according to claim 1, characterized in that: The four fixing holes (2) on the left side and the four fixing holes (2) on the right side are evenly spaced and arranged in an array without contacting each other. The through hole (3) corresponds to the position of the connecting elbow (4) and is located inside the connecting elbow (4).

3. The combined air outlet of a central air conditioner according to claim 1, characterized in that: The connection box (1) is in communication with the interior of the connection elbow (4) through the through hole (3), the expansion mechanism (6) is in communication with the interior of the connection elbow (4), and the expansion mechanism (6) is not in contact with the connection box (1).

4. The combined air outlet of a central air conditioner according to claim 1, characterized in that: The connecting ring (62) is located inside the movable groove (5) and is slidably connected to the movable groove (5), and the upper end of the fixing cup (61) is in contact with the lower end of the connecting elbow (4).

5. The combined air outlet of a central air conditioner according to claim 1, characterized in that: The three expansion tubes (63) are distributed in a circular array at equal distances and do not contact each other.

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