Air diffuser for central air conditioner

Abstract

The utility model discloses an air diffuser for a central air conditioner, which comprises a shell, a cavity is arranged in the shell, a mounting plate is arranged in the cavity, a limiting groove is arranged on the mounting plate, an air diffusing sheet is slidably mounted in the limiting groove, a groove is arranged in the shell, a controller is mounted on the inner wall of the groove, one end of the controller is connected with a driving motor, and the other end of the controller is connected with a driving motor. The power output end of the driving motor is connected with a driving shaft, the end, away from the driving motor, of the driving shaft is connected with a disc, the end, away from the driving shaft, of the disc is connected with an eccentric shaft, the end, away from the disc, of the eccentric shaft is connected with a connector, the connector is connected with a pushing rod, and the end, away from the connector, of the pushing rod is provided with a rotating shaft. The two symmetrical movable rotating shafts are mounted in the cavity, the mounting plate rotates outwards to a certain angle under the action of the movable rotating shafts, the air diffusion pieces can be drawn out through the drawing blocks, the air diffusion pieces are replaced or cleaned, mounting is convenient, and operation is easy.

Description

Technical Field

[0001] The utility model relates to the technical field of diffusers, in particular to a diffuser for a central air conditioner. Background Art

[0002] The central air-conditioning system consists of one or more cold and heat source systems and multiple air conditioning systems. This system is different from the traditional refrigerant air conditioner. It centrally processes air to meet comfort requirements and uses the principle of liquid vaporization refrigeration to provide the required cooling capacity for the air conditioning system to offset the heat load of the indoor environment. The heating system provides the required heat for the air-conditioning system to offset the cold and warm loads of the indoor environment. In order to make the air outlet of the central air conditioner even, a diffuser is usually required. Therefore, a diffuser for central air conditioning is needed to disperse the air.

[0003] The existing patent number: CN211060358U discloses a diffuser for central air conditioner, which relates to the diffuser field, including a wall panel, one end of which is connected to an air outlet frame, and an air outlet is arranged inside the wall panel, the outer wall of which is connected to a diffuser, and the outer wall of which is located inside the diffuser is connected to an electric push rod, one end of which is connected to a connecting rod, and one side of which is connected to a rotating shaft, the outer wall of which is connected to a moving bar, the outer wall of which is sleeved with a fixed plate, the interior of which is provided with an upper groove, and the bottom of which is located inside the wall panel and provided with a lower groove. The utility model provides an electric push rod, a moving bar, a connecting rod and a diffuser, and the electric push rod is telescopically moved to drive the moving bar to move through a hinge, the moving bar is connected to the connecting rod through a hinge, and the connecting rod is connected to the diffuser through a hinge, thereby driving the diffuser to adjust its angle.

[0004] However, the device has the following problems: the conventional diffuser diffuser is fixed by bolts, which is not easy to disassemble, and a large amount of dust is easily accumulated during long-term use, which affects the heat dissipation or cooling capacity of the air conditioner.

[0005] Therefore need a kind of central air-conditioning diffuser to meet people's needs. Summary of the invention

[0006] The utility model aims to provide a diffuser for a central air conditioner to solve the problem in the above background technology that it is difficult to disassemble, a large amount of dust is easily accumulated during long-term use, and the heat dissipation or cooling capacity of the air conditioner is affected.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a diffuser for a central air conditioner, comprising a shell, a cavity is provided in the shell, a mounting plate is provided in the cavity, a limiting groove is provided on the mounting plate, a diffuser is slidably installed in the limiting groove, a groove is provided inside the shell, a controller is installed on the inner wall of the groove, one end of the controller is connected to a drive motor, a power output end of the drive motor is connected to a drive shaft, an end of the drive shaft away from the drive motor is connected to a disc, an end of the disc away from the drive shaft is connected to an eccentric shaft, an end of the eccentric shaft away from the disc is connected to a connector, a push rod is connected to the connector, a rotating shaft is provided at the end of the push rod away from the connector, and a pulley is provided on the rotating shaft.

[0008] Preferably, two mutually symmetrical movable shafts are installed on the inner wall of the cavity, and both ends of the mounting plate () are rotatably mounted on the corresponding movable shafts.

[0009] Preferably, a limiting guide groove is provided on the inner wall of the groove close to the mounting plate, and the limiting guide groove is adapted to the size of the push rod.

[0010] Preferably, two mutually symmetrical extraction blocks are arranged on the top of the diffuser sheet, and the extraction blocks are in the shape of a cylinder that is larger at the top and smaller at the bottom.

[0011] Preferably, the surfaces of the two extraction blocks are both provided with an anti-skid rubber layer, and the extraction block is provided with a plurality of anti-skid grooves along the circumferential direction.

[0012] Preferably, a slide groove is provided on one side of the mounting plate, and the slide groove is adapted to fit the pulley.

[0013] Preferably, a dustproof frame slot is provided on the outer surface of the shell, a dustproof frame is slidably installed in the dustproof frame slot, and a dustproof net is installed on the outer surface of the dustproof frame.

[0014] The beneficial effects of the utility model are as follows: the operation of the driving motor is controlled by a controller installed on the inner wall of the groove, and the circular rotation of the driving shaft on the driving motor drives the disc to rotate. When the disc rotates in a circular motion, the eccentric shaft is also driven to rotate around the center of the disc, and the connector connected to the eccentric shaft rotates accordingly. When the connector moves, the push rod is driven to move, so that the push rod reciprocates in the limiting guide groove. A diffuser is slidably installed in the limiting groove through a limiting groove provided on the mounting plate, and two mutually symmetrical movable shafts are installed in the cavity. Through the action of the movable shaft, the mounting plate is rotated outward to a certain angle, and the diffuser can be pulled out through the extraction block, and the diffuser can be replaced or cleaned. The installation is convenient and easy to operate. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a structural schematic diagram of a diffuser for a central air conditioner proposed by the utility model;

[0016] Figure 2 This is a schematic cross-sectional structure diagram of a diffuser for a central air conditioner proposed by the utility model;

[0017] Figure 3 This is a schematic diagram of the side cross-sectional structure of a diffuser for a central air conditioner proposed by the utility model;

[0018] Figure 4 This is a schematic diagram of the internal structure of a diffuser for a central air conditioner proposed by the utility model;

[0019] Figure 5 A diffuser for central air conditioning proposed by the utility model Figure 4 The enlarged schematic diagram of point A in the middle;

[0020] In the figure: 1. shell; 2. cavity; 3. movable shaft; 4. mounting plate; 5. limit groove; 6. diffuser; 7. groove; 8. controller; 9. drive motor; 10. drive shaft; 11. disc; 12. eccentric shaft; 13. connector; 14. push rod; 15. limit guide groove; 16. shaft; 17. pulley; 18. slide; 19. extraction block; 20. dustproof frame; 21. I-shaped plate slot; 22. dustproof net. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0022] Reference Figure 1-5 A diffuser for a central air conditioner comprises a shell 1, a cavity 2 is provided in the shell 1, a mounting plate 4 is provided in the cavity 2, a limiting groove 5 is provided on the mounting plate 4, a diffuser 6 is slidably installed in the limiting groove 5, a groove 7 is provided inside the shell, a controller 8 is installed on the inner wall of the groove 7, one end of the controller 8 is connected to a drive motor 9, a drive shaft 10 is connected to the power output end of the drive motor 9, an end of the drive shaft 10 away from the drive motor 9 is connected to a disc 11, an end of the disc 11 away from the drive shaft 10 is connected to an eccentric shaft 12, an end of the eccentric shaft 12 away from the disc 11 is connected to a connector 13, a push rod 14 is connected to the connector 13, a rotating shaft 16 is provided at the end of the push rod 14 away from the connector 13, and a pulley 17 is provided on the rotating shaft 16.

[0023] The driving motor 9 is controlled to operate by a controller 8 installed on the inner wall of the groove 7. When the driving motor 9 operates, it drives the eccentric shaft to operate. When the eccentric shaft operates, it drives the push rod 14 to move. When the push rod 14 moves, it drives the pulley 17 to slide. By providing a limiting groove 5 on the mounting plate 4, a diffuser 6 is slidably installed in the limiting groove 5. When the mounting plate 4 is rotated outward to a certain angle, the diffuser 6 can be pulled out, and the diffuser 6 can be replaced or cleaned. The installation is convenient and easy to operate.

[0024] Specifically, in this embodiment, two mutually symmetrical movable shafts 3 are installed on the inner wall of the cavity 2 , and both ends of the mounting plate 4 are rotatably mounted on the corresponding movable shafts 3 .

[0025] Through two mutually symmetrical movable shafts 3 installed on the inner wall of the cavity 2, both ends of the mounting plate 4 are rotatably mounted on the movable shafts 3 respectively.

[0026] Specifically, in this embodiment, a limiting guide groove 15 is provided on the inner wall of the groove 7 close to the mounting plate 4 , and the limiting guide groove 15 is matched in size to the pushing rod 14 .

[0027] Through the limiting guide groove 15 opened on one side of the inner wall of the groove 7, the limiting guide groove 15 is adapted to the size of the push rod 14, and the push rod 14 is slidably installed in the limiting guide groove 15, and the limiting guide groove 15 limits the movable path of the push rod 14.

[0028] Specifically, in this embodiment, two mutually symmetrical extraction blocks 19 are arranged at the top of the diffuser 6, and the extraction blocks 19 are cylindrical in shape with a larger upper portion and a smaller lower portion.

[0029] By installing two symmetrical extraction blocks 19 on the top of the diffuser 6, when the mounting plate 4 is rotated to a certain angle, the diffuser 6 is extracted through the extraction block 19. Setting the shape of the extraction block 19 to a cylindrical shape with a larger top and a smaller bottom will make it more convenient to extract the diffuser 6.

[0030] Specifically, in this embodiment, the surfaces of the two extraction blocks 19 are both provided with an anti-skid rubber layer, and the extraction block 19 is provided with a plurality of anti-skid grooves along the circumferential direction.

[0031] By arranging anti-skid rubber layers on the surfaces of the two extraction blocks 19 and providing a plurality of anti-skid grooves along the circumferential direction of the extraction block 19, the extraction block 19 is tightly connected to the diffuser 6, making it more stable when the diffuser 6 is extracted.

[0032] Specifically, in this embodiment, a sliding groove 18 is provided on one side of the mounting plate 4 , and the sliding groove 18 is matched with the pulley 17 .

[0033] Through the slide groove 18 provided on one side of the mounting plate 4 , the pulley 17 is matched with the slide groove 18 in size, and the pulley 17 slides in the slide groove 18 .

[0034] Specifically, in this embodiment, a dustproof frame slot 20 is provided on the outer surface of the housing 1 , a dustproof frame 21 is slidably installed in the dustproof frame slot 20 , and a dustproof net 22 is installed on the outer surface of the dustproof frame 21 .

[0035] Through the dustproof frame slot 20 opened on the surface of the shell 1, the dustproof frame 21 is adapted to the dustproof frame slot 20, and the dustproof frame 21 is slidably installed in the dustproof frame slot 20. The dustproof net 22 is set on the outer surface of the dustproof frame 21. The dustproof net 22 can resist dust and impurities during the use of the equipment to prevent the equipment from being blocked.

[0036] The above are only preferred specific implementation methods of the utility model, but the protection scope of the utility model is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the utility model, who makes equivalent replacements or changes based on the technical scheme and utility model concept of the utility model, should be covered by the protection scope of the utility model.

Claims

1. A diffuser for a central air conditioner, characterized in that The invention comprises a shell (1), wherein a cavity (2) is provided in the shell (1), a mounting plate (4) is provided in the cavity (2), a limiting groove (5) is provided on the mounting plate (4), a diffuser (6) is slidably mounted in the limiting groove (5), a groove (7) is provided inside the shell, a controller (8) is mounted on the inner wall of the groove (7), one end of the controller (8) is connected to a driving motor (9), a power output end of the driving motor (9) is connected to a driving shaft (10), an end of the driving shaft (10) away from the driving motor (9) is connected to a disc (11), an end of the disc (11) away from the driving shaft (10) is connected to an eccentric shaft (12), an end of the eccentric shaft (12) away from the disc (11) is connected to a connector (13), a push rod (14) is connected to the connector (13), an end of the push rod (14) away from the connector (13) is provided with a rotating shaft (16), and a pulley (17) is provided on the rotating shaft (16).

2. A diffuser for central air conditioning according to claim 1, characterized in that: Two mutually symmetrical movable rotating shafts (3) are mounted on the inner wall of the cavity (2), and both ends of the mounting plate (4) are rotatably mounted on the corresponding movable rotating shafts (3).

3. A diffuser for central air conditioning according to claim 1, characterized in that: A limiting guide groove (15) is provided on the inner wall of the groove (7) close to the mounting plate (4), and the limiting guide groove (15) is matched in size to the push rod (14).

4. A diffuser for a central air conditioner according to claim 1, characterized in that: Two mutually symmetrical extraction blocks (19) are arranged at the top of the diffuser sheet (6), and the extraction blocks (19) are in the shape of a cylinder that is larger at the top and smaller at the bottom.

5. A diffuser for central air conditioning according to claim 4, characterized in that: The surfaces of the two extraction blocks (19) are both provided with an anti-skid rubber layer, and the extraction blocks (19) are provided with a plurality of anti-skid grooves along the circumferential direction.

6. A diffuser for central air conditioning according to claim 1, characterized in that: A slide groove (18) is provided on one side of the mounting plate (4), and the slide groove (18) is adapted to fit the pulley (17).

7. A diffuser for a central air conditioner according to claim 1, characterized in that: The outer surface of the shell (1) is provided with a dustproof frame slot (20), a dustproof frame (21) is slidably mounted in the dustproof frame slot (20), and a dustproof net (22) is mounted on the outer surface of the dustproof frame (21).

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