Air outlet frame assembly of air conditioner and air conditioner

Abstract

The utility model discloses an air outlet frame assembly of an air conditioner and the air conditioner, and relates to the technical field of air conditioning equipment. The air outlet frame assembly of the air conditioner comprises an air outlet frame provided with an air outlet and a door plate used for opening and closing the air outlet, and further comprises a driving mechanism, and the driving mechanism comprises a motor, a crankshaft and a door plate connecting part; the motor is fixed to the air outlet frame and is in transmission connection with one end of the crankshaft, the other end of the crankshaft is connected with the end of the door plate through the door plate connecting part, and the other end of the door plate is movably matched with the air outlet frame. The door plate connecting part is in rolling fit with the air outlet frame through at least two balls, rolling paths of the balls are located on the same circle, and the centers of the rolling paths are located on the rotating axis of the motor. According to the utility model, the problems of shaking and abnormal sound caused by poor moving path are solved, the stability of the door plate in the running process is effectively improved, and better use experience is brought to users.

Description

TECHNICAL FIELD

[0001] The utility model relates to air conditioning equipment technical field especially air conditioner's air outlet frame subassembly and a kind of air conditioner. BACKGROUND

[0002] The air outlet of cabinet type air conditioner is arranged on the air outlet frame, and the door plate covers the air outlet. The opening and closing of the air outlet are realized by moving the door plate. When the air conditioner is running, the door plate is opened, and when the air conditioner is turned off, the door plate is closed. In the current air conditioner, the movement of the door plate generally uses rollers to drive the door plate to slide. For example, the Chinese patent application CN118149385A discloses a sliding door driving mechanism, a sliding door and an air conditioner. The technical solution of the sliding door driving mechanism includes a driving box, a sliding block and a driving part. The driving box is provided with a variable rail slide and an auxiliary rolling groove. The sliding block is provided with a main rolling structure and an auxiliary rolling structure. The main rolling structure includes a main rolling assembly with two rollers. The main rolling structure cooperates with the variable rail slide. The auxiliary rolling structure cooperates with the auxiliary rolling groove. The driving part is in transmission connection with the sliding block. The technical solution of the patent application drives the sliding door to rotate through the main rolling structure and the auxiliary rolling structure. However, since the main rolling structure and the auxiliary rolling structure are located on the inner and outer sides of the sliding door respectively, the movement lengths of the two rolling structures are different. There will be relative sliding between the rollers and the guide rail, which can easily cause the sliding door to shake and make abnormal noise during operation. SUMMARY

[0003] The technical problem to be solved by the utility model is to provide an air conditioner air outlet frame assembly with stable movement of the door plate during opening and closing of the air outlet.

[0004] To solve the above technical problems, the utility model adopts the following technical scheme: an air conditioner air outlet frame assembly includes an air outlet frame provided with an air outlet and a door plate used to open and close the air outlet. The assembly further includes a driving mechanism, which includes a motor, a crankshaft and a door plate connecting part. The motor is fixed on the air outlet frame and in transmission connection with one end of the crankshaft. The other end of the crankshaft is connected with the end of the door plate through the door plate connecting part. The other end of the door plate is in movable cooperation with the air outlet frame. The door plate connecting part is in rolling cooperation with the air outlet frame through at least two balls. The rolling paths of the balls are located on the same circle, and the center of the rolling paths is located on the rotation axis of the motor.

[0005] As an improvement of the above scheme, the utility model further includes a guide rail fixed on the air outlet frame. The guide rail is provided with an arc-shaped guide groove. The door plate connecting part is in rolling cooperation with the guide groove of the guide rail through balls.

[0006] As the improvement of the above scheme: further comprising a detachable connection of the door plate connecting part on the ball gland, the door plate connecting part is provided with a ball hole corresponding to the ball, the hole wall surface of the ball hole is arc surface and the hole diameter of the ball hole near the guide groove is smaller than the diameter of the ball; the ball gland is provided with a spherical surface matched with the ball gap, and the spherical surface of the ball gland and the ball hole form a cavity containing the ball.

[0007] As the improvement of the above scheme: the ball gland is detachably connected with the door plate connecting part by at least two screws.

[0008] As the improvement of the above scheme: the door plate connecting part is a fan-shaped plate structure, the small end of the door plate connecting part is connected with the crankshaft, and the large end of the door plate connecting part is rollingly matched with the air outlet frame through the ball.

[0009] As the improvement of the above scheme: the door plate connecting part is further provided with a plurality of reinforcing ribs, and the plurality of reinforcing ribs are arranged in a grid shape on the door plate connecting part.

[0010] As the improvement of the above scheme: the door plate connecting part is provided with a limiting hole, and a limiting shaft is fixed on the crankshaft, the limiting shaft is inserted into the limiting hole and forms a circumferential limiting fit.

[0011] The utility model discloses further disclose an air conditioner, contain the air outlet frame subassembly of air conditioner of above-mentioned content.

[0012] The utility model discloses the beneficial effect is: the drive mechanism of the utility model realizes the drive of door plate through the cooperation of motor, crankshaft and door plate connecting part, utilizes the crankshaft and drives the door plate connecting part and door plate whole rotation to change motor rotation drive force into torque, and the door plate connecting part is supported on the air outlet frame through at least two ball bearings that roll with the air outlet frame, because the rolling path of these balls is same, then will not appear the jitter and abnormal sound problem caused by the path difference of movement, effectively improves the stability of door plate in the operation process, and brings better use experience for the user. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is the structure explosion map of the utility model;

[0014] Figure 2 It is the side view of the utility model;

[0015] Figure 3 It is Figure 2 It is the sectional view of A-A;

[0016] Figure 4 It is the structure schematic view of door plate connecting part.

[0017] Marked in the figure: 100 - air outlet frame, 200 - door plate, 300 - motor, 400 - crankshaft, 410 - limit shaft, 500 - door plate connecting part, 510 - ball, 520 - ball gland, 530 - ball hole, 540 - screw, 550 - reinforcing rib, 560 - limit hole, 600 - guide rail, 610 - guide groove. DETAILED DESCRIPTION

[0018] In order to facilitate the understanding of the present application, the present application will be further described below in conjunction with the drawings.

[0019] In the description of the present application, it should be pointed out that the terms "front", "back", "left", "right", "up", "down", "inside" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of description, and do not indicate or imply that the devices or components referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0020] As Figure 1 The air conditioner air outlet frame assembly disclosed by the present application comprises an air outlet frame 100, a door plate 200 and a driving mechanism; an air outlet is provided on the air outlet frame 100, the door plate 200 and the driving mechanism are both arranged on the air outlet frame 100, the door plate 200 can be rotated to completely block the air outlet under the drive of the driving mechanism to realize the closing of the air outlet, and the door plate 200 is rotated to completely expose the air outlet under the drive of the driving mechanism, and the air outlet is opened.

[0021] Specifically, as Figures 1 to 3As shown, the utility model discloses a drive mechanism including motor 300, crankshaft 400 and door plate connecting part 500;Motor 300 is fixedly arranged on the air outlet frame 100, and the output shaft of motor 300 is fixedly connected with one end of crankshaft 400 to drive crankshaft 400 to rotate around this output shaft, and the other end of crankshaft 400 is connected with door plate connecting part 500, and door plate connecting part 500 is directly fixed on one side end of door plate 200, and the other side end of door plate 200 is directly movably matched with air outlet 100, that is, the other end of door plate 200 is a driven end, and the driven end of door plate 200 does not need to be fixed;Then the whole synchronous rotation of crankshaft 400, door plate connecting part 500 and door plate 200 can be driven by the work of motor 300.In addition, the utility model sets up the ball 510 to make the door plate connecting part 500 and the air outlet frame 100 form the rolling fit, and the door plate connecting part 500 is supported through the ball 510;The number of ball 510 is at least two, and these balls 510 are located on the same arc to make the rolling path of ball 510 all be located on the same circle, and the center of the rolling path of ball 510 is located on the rotation axis of motor 300.The utility model limits the rolling path of ball 510, so that the rolling path of these balls 510 is consistent, so there is no difference in the rolling path, avoids the shaking and abnormal sound caused by the path difference between different rolling parts during the movement of door plate 200, and supports the door plate connecting part 500 through ball 510, and ensures the stability during the movement of door plate 200.

[0022] In order to further limit the rolling path of ball 510, as shown, Figures 1 to 3 As shown, the utility model is fixedly arranged on the air outlet frame 100 with guide rail 600, and the arc-shaped guide groove 610 is arranged on the guide rail 600, and the center of the circle where the guide groove 610 is located is located on the rotation axis of motor 300;Ball 510 is arranged in guide groove 610 and rolls with guide groove 610, and guide groove 610 limits the rolling of ball 510, so that ball 510 rolls along guide groove 610.Specifically, the installation of ball 510 on door plate connecting part 500 is realized through the setting of ball gland 520, and a plurality of ball holes 530 are arranged on door plate connecting part 500, the number of ball holes 530 is consistent with the number of ball 510, the hole wall surface of ball 530 is arc surface, hemispherical surface is arranged on ball gland 520, and hemispherical surface of ball gland 520 is gap matched with ball 510;After ball gland 520 is installed on door plate connecting part 500, the hemispherical surface of ball gland 520 is matched with ball hole 530 to form a cavity accommodating ball 510, ball 510 can roll in the cavity, and the hole diameter of ball hole 530 close to one end of guide groove 610 is less than the diameter of ball 510, so that ball 510 cannot separate from ball hole 530, and the bottom of ball 510 can be exposed from ball hole 530 and extend into guide groove 610.

[0023] For the connection mode of the ball gland 520 and the door plate connecting part 500, the conventional connection modes such as the buckle connection, the fastener connection and the like can be applicable, and in the utility model, in order to improve the connection strength and stability, the screw 540 is used to fixedly connect the ball gland 520 on the door plate connecting part 500; at least two screws 540 are arranged on each ball gland 520, and the screws 540 are symmetrically arranged on the ball gland 520 with the center of the hemispherical surface as a reference, so that the balance of the stress is improved.

[0024] Further, as shown in Figure 4 The utility model discloses a door plate connecting part 500 is arranged as a fan-shaped plate structure, one end of the fan-shaped plate structure is a small end connected with the crankshaft 400, the other end of the fan-shaped plate structure is an arc-shaped large end, the arc-shaped end is fixedly connected with the door plate 200, and the ball hole 530 is arranged on the arc-shaped end. Through the improvement on the shape of the door plate connecting part 500, the size distribution and the stress condition of the two ends of the door plate connecting part 500 are more reasonable, the connection range between the door plate connecting part 500 and the door plate 200 is increased, so that the connection strength between the door plate connecting part 500 and the door plate 200 is improved, and meanwhile, there is sufficient space for arranging multiple ball bearings 510.

[0025] Further, as shown in Figure 4 In order to further improve the strength of the door plate connecting part 500, the utility model further arranges multiple reinforcing ribs 550 on the door plate connecting part 500. The door plate connecting part 500 is a force transmission component between the crankshaft 400 and the door plate 200, and also serves as a force bearing component for supporting the ball bearing 510 on the air outlet frame 100, so that it needs to have sufficient strength; the multiple reinforcing ribs 550 are arranged in a grid-like staggered manner on the door plate connecting part 500, so that the overall strength of the door plate connecting part 500 can be effectively improved.

[0026] As shown in Figure 1 The crank 400 is composed of one connecting plate and two shaft structures, one of the shafts is a transmission shaft for butt joint with the output shaft of the motor 300, and the other shaft is a limiting shaft 410 matched with the door plate connecting part 500. As shown in Figure 4As shown, the limiting hole 560 is arranged on the door plate connecting part 500, the shape of the limiting shaft 410 is matched with the shape of the limiting hole 560, so that the limiting shaft 410 can be inserted into the limiting hole 560, the connection between the crank shaft 400 and the door plate connecting part 500 is realized in the way of plug-in cooperation, and the assembly is more convenient; and the limiting shaft 410 and the limiting hole 560 cannot rotate relatively, the cross section shape of the limiting shaft 410 can be set as a non-circular surface, the hole shape of the limiting hole 560 is a corresponding non-circular hole, so that the limiting shaft 410 is inserted into the limiting hole 560 to form a circumferential limiting cooperation; for example, the cross section of the limiting shaft 410 is a rectangle in the utility model, the limiting hole 560 is a corresponding rectangular hole, and after the limiting shaft 410 is inserted into the limiting hole 560, it can be guaranteed that the crank 400 can drive the door plate connecting part 500 to rotate synchronously when rotating.

[0027] The utility model discloses still air conditioner containing air conditioner of the air outlet frame subassembly of above -mentioned air conditioner, air conditioner is cabinet type air conditioner.

Claims

1. An air outlet frame assembly of an air conditioner, comprising an air outlet frame (100) provided with an air outlet and a door plate (200) for opening and closing the air outlet, characterized in that: The drive mechanism comprises a motor (300), a crankshaft (400) and a door plate connecting part (500); the motor (300) is fixed on the air outlet frame (100) and in transmission connection with one end of the crankshaft (400), the other end of the crankshaft (400) is connected with the end of the door plate (200) through the door plate connecting part (500), and the other end of the door plate (200) is in movable cooperation with the air outlet frame (100); the door plate connecting part (500) is in rolling cooperation with the air outlet frame (100) through at least two rolling balls (510), the rolling paths of the rolling balls (510) are located on the same circle, and the center of the rolling paths is located on the rotation axis of the motor (300).

2. The air outlet frame assembly of claim 1, wherein: The guide rail (600) is fixed on the air outlet frame (100), and the guide rail (600) is provided with an arc-shaped guide groove (610); the door plate connecting part (500) is in rolling cooperation with the guide groove (610) of the guide rail (600) through the rolling balls (510).

3. The air outflow frame assembly of claim 2, wherein: The door plate connecting part (500) is detachably connected with a rolling ball pressing cover (520); the door plate connecting part (500) is provided with a rolling ball hole (530) corresponding to the rolling ball (510); the hole wall surface of the rolling ball hole (530) is an arc surface, and the hole diameter of the rolling ball hole (530) close to one end of the guide groove (610) is smaller than the diameter of the rolling ball (510); the rolling ball pressing cover (520) is provided with a hemispherical surface in gap cooperation with the rolling ball (510), and the hemispherical surface of the rolling ball pressing cover (520) and the rolling ball hole (530) cooperate to form a cavity for accommodating the rolling ball (510).

4. The air outflow frame assembly of claim 3, wherein: The rolling ball pressing cover (520) is detachably connected with the door plate connecting part (500) through at least two screws (540).

5. The air outflow frame assembly of claim 1, wherein: The door plate connecting part (500) is a fan-shaped plate structure, the small end of the door plate connecting part (500) is connected with the crankshaft (400), and the large end of the door plate connecting part (500) is in rolling cooperation with the air outlet frame (100) through the rolling ball (510).

6. The air outflow frame assembly of claim 5, wherein: The door plate connecting part (500) is further provided with a plurality of reinforcing ribs (550), and the plurality of reinforcing ribs (550) are arranged in a grid-like staggered manner on the door plate connecting part (500).

7. The air outlet frame assembly of claim 1, wherein: The door plate connecting part (500) is provided with a limiting hole (560), and the crankshaft (400) is fixed with a limiting shaft (410); the limiting shaft (410) is inserted into the limiting hole (560) and forms a circumferential limiting cooperation.

8. An air conditioner characterized by comprising: An air outlet frame assembly of an air conditioner comprising the air outlet frame as claimed in any one of claims 1 to 7.

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