WO2020135502A1

WO2020135502A1 - Air guide assembly of air conditioner, and air conditioner with air guide assembly

Info

Publication number: WO2020135502A1
Application number: PCT/CN2019/128305
Authority: WO
Inventors: 李松; 吕生森
Original assignee: 宁波奥克斯电气股份有限公司; 奥克斯空调股份有限公司
Priority date: 2018-12-28
Filing date: 2019-12-25
Publication date: 2020-07-02
Also published as: CN209801636U

Abstract

Provided are an air guide assembly of an air conditioner, and an air conditioner with the air guide assembly. The air guide assembly comprises an air duct (1) and an air guide door (2), wherein the air duct (1) is arranged inside the air conditioner, the air duct (1) is provided with an air outlet (11) extending in the lengthwise direction of the air duct, the air guide door (2) is rotatably disposed at the air outlet (11) of the air duct (1), the back of the air guide door (2) is provided with a swing grill (3), and the air guide door (2) and the swing grill (3) synchronously rotate. The air guide assembly further comprises a rotation limiting structure for preventing the swing grill (3) from being separated from the air duct during rotation. The rotation limiting structure enables the swing grill (3) to always be positioned together with the air duct (1) during the synchronous rotation of the air guide door (2) and the swing grill (3) relative to the air duct (1) so as to prevent the swing grill (3) from moving relative to the air duct (1) in an air output direction, such that the swing grill moves more smoothly during the rotation thereof, thereby reducing the deformation of the air guide door to a certain extent.

Description

Air guide component of air conditioner and air conditioner with same

This application claims the priority of Chinese Patent Application No. 201822227947.2 filed on December 28, 2018. The entire content of this Chinese patent application is incorporated herein by reference as part of this application.

Technical field

The embodiments of the present disclosure relate to an air guide assembly of an air conditioner and an air conditioner having the air guide assembly.

Background technique

The known air conditioner air guide assembly generally includes an air guide door and two stepping motors installed at the air outlet of the air conditioner face frame for driving the air guide door to rotate up and down. The air guide door is usually combined with a decorative body provided at the air outlet Matching, the air guide and the stepper motor are generally connected by a crankshaft and a crank. One end of the crankshaft is connected to the output shaft of the stepper motor, and the other end is connected to the crank provided at one end of the air guide. The connection of the crankshaft and the crank The structure is that the crank is provided with a pentagonal or hexagonal clamping slot, and the end of the crankshaft away from the stepping motor is provided with a pentagonal or hexagonal protrusion that matches the shape, so that the crankshaft can be caught in the crank, Therefore, the rotation of the stepper motor drives the crankshaft to rotate synchronously, and the rotation of the crankshaft drives the crank to rotate, so that the air guide door can be driven to rotate up and down so that the blown wind reaches the user's desired place.

However, it is known that the connection structure between the crank and the crankshaft of the air guide module of the air conditioner is likely to slip and fall off during the actual rotation of the air guide door, thereby making the motion of the air guide door unsmooth.

Summary of the invention

In view of this, the embodiments of the present disclosure aim to propose an air guide assembly of an air conditioner, through which the air guide door is stably installed so that the air guide door moves smoothly during the entire rotation process.

To achieve the above objective, the technical solution of the present disclosure is implemented as follows:

An air guide assembly of an air conditioner includes an air duct and an air guide door. The air duct is provided in the air conditioner, and the air duct is provided with an air outlet extending along the length of the air duct. At the air outlet of the air duct, the back of the air guide door is provided with a sweeping grille, and the wind guide door and the sweeping grille rotate synchronously, and further includes a way to prevent the sweeping grille from leaving the air duct during the rotation process Rotation limit structure.

The rotation limiting structure has various structural forms, for example, the rotation limiting structure includes a first rotating shaft and a first mounting hole cooperating with the first rotating shaft, the axis of the first rotating shaft and the axis of rotation of the sweep grille On the same straight line, correspondingly, the first mounting hole is provided on the inner side wall of the air outlet of the air duct, and the first rotating shaft cooperates with the first mounting hole to form a rotational connection. In the process of the synchronous rotation of the sweeping grille and the wind deflector, the first rotating shaft cooperates with the limit of the first mounting hole, so that the first rotating shaft of the sweeping grille is always in the first mounting hole, that is, the wind deflector and the The sweeping grille is always limited to the air duct, so that the axis of the wind deflector and the sweeping grille are always on the same straight line, ensuring smooth movement of the wind deflector, and at the same time, slowing the deformation of the wind deflector.

In order to prevent the air guide door from moving up and down relative to the air duct in the installed state, the upper and lower ends of the first rotating shaft are provided with limiting portions, and the first mounting hole is located between the two limiting portions.

There are various installation positions of the mounting hole, for example, the air duct outlet has a first inner side wall and a second inner side wall oppositely arranged along the width direction of the air duct, and the first inner side wall has a second inner side wall For an extension plate extending in the direction, the first mounting hole is provided at an end of the extension plate.

In order to increase the strength of the extension plate, the extension plate is provided with reinforcing ribs.

In order to facilitate the installation of the sweep grille and the air duct, the first mounting hole has a notch, and the notch faces the second inner side wall.

In order to realize the rotational connection between the sweeping grille and the air duct, the sweeping grille is provided with second rotating shafts at both ends along the longitudinal direction thereof, and a second mounting hole is opened at a corresponding position of the duct The second rotating shaft cooperates with the second mounting hole to form a rotational connection.

In order to facilitate the synchronous rotation of the air guide door and the grille, at least one free end of the second rotating shaft is provided with a motor, and the end of the air duct adjacent to the corresponding motor is provided with a shaft sleeve, and the motor has a The output shaft that goes into the shaft sleeve and cooperates with the corresponding second rotating shaft.

Compared with the known technology, the air guide assembly of the air conditioner according to the embodiments of the present disclosure has the following advantages:

The air guide assembly described in the embodiments of the present disclosure includes a rotation limit structure that prevents the sweeping grille from escaping from the air duct during rotation. The presence of the rotation limit structure makes the air guide door and the sweeping grille synchronized with the air duct During the rotation process, the sweeping grille is always limited to the air duct to prevent the sweeping grille from moving relative to the air duct in the direction of the wind and disengaging the sweeping grille and the air duct, so that during the rotation process, The movement process is smoother; in addition, the sweeping grille is prevented from shaking relative to the air duct, and the deformation of the air guide door is improved to a certain extent.

Another object of the embodiments of the present disclosure is to propose an air conditioner for stable installation through the air guide door, so that the air guide door moves smoothly during the entire rotation process.

An air conditioner having the above-mentioned wind guide assembly includes a housing, the air duct is provided in the housing, the housing has an opening corresponding to the air outlet of the air duct, the air guide door is located in the housing and is used together To open or close the opening.

Further, a decorative strip is sleeved on an inner edge of the opening of the casing, and an inner side wall of the decorative strip is located outside the air guide door. In this way, by correcting the deformation of the air guide door, the uniform clearance between the air guide door and the decorative strip is ensured.

Compared with the known technology, the air conditioner described in the embodiments of the present disclosure has the following advantages:

(1) The air-guiding door of the air conditioner according to the embodiment of the present disclosure is located in the housing and used to open or close the opening. It also includes a rotation limit structure to prevent the sweeping grille from escaping from the air duct during rotation, the rotation limit structure The existence of the air guide makes the installation of the air guide door more stable. During the simultaneous rotation of the air guide door and the sweep style grill relative to the air duct, the sweep style grill is always positioned with the air duct to prevent the sweep style grill from being along the relative air duct The wind direction moves, so that the rotation process, that is, the entire movement process is smoother; in addition, the deformation of the air guide door is slowed to a certain extent.

(2) The inner edge of the opening of the casing according to the embodiment of the present disclosure is covered with a decorative strip. In this way, in the assembled state, the inner side wall of the decorative strip is located outside the air guide door. The existence of the rotation limiting structure makes the guide The installation of the air door is more stable, preventing the sweeping grille from moving relative to the air channel in the direction of the wind, so that during the rotation process, the gap between the decorative strip and the air guide door is uniform.

BRIEF DESCRIPTION

The drawings constituting a part of the present disclosure are used to provide a further understanding of the present disclosure. The exemplary embodiments and descriptions of the present disclosure are used to explain the present disclosure, and do not constitute an undue limitation on the present disclosure. In the drawings:

1 is a schematic structural diagram of an air conditioner according to an embodiment of the present disclosure;

2 is a schematic diagram of an assembly structure of an air guide assembly according to an embodiment of the present disclosure;

3 is a schematic exploded perspective view of the wind guide assembly according to an embodiment of the present disclosure;

4 is a schematic diagram of another exploded structure of an air guide assembly according to an embodiment of the present disclosure;

5 is a cross-sectional view of an air guide assembly according to an embodiment of the present disclosure;

FIG. 6 is an enlarged schematic structural view of part A in FIG. 5;

7 is a cross-sectional view of FIG. 1;

FIG. 8 is a schematic diagram of an enlarged structure of part B in FIG. 7.

Description of reference signs:

1- air duct, 11- air outlet, 110- first mounting hole, 111- first inner side wall, 112- second inner side wall, 113- extension plate, 1131-reinforcement rib, 12- second mounting hole, 13- Shaft sleeve, 14-mounting slot, 15-opening, 2-wind door, 3-sweep grille, 31-first rotating shaft, 32-second rotating shaft, 311-stop, 4-motor, 5-shell , 6-decorative strips, 7-lining board.

detailed description

It should be noted that the embodiments in the present disclosure and the features in the embodiments can be combined with each other without conflict.

In addition, the front-rear direction mentioned in the embodiments of the present disclosure refers to the radial direction along the air duct, as indicated by the arrow in FIG. 4.

The disclosure will be described in detail below with reference to the drawings and in conjunction with the embodiments.

As shown in FIGS. 1 to 8, the air guide assembly of the air conditioner of the embodiment of the present disclosure is mainly applied to the air conditioner.

As shown in FIGS. 1 to 8, the air conditioner in this embodiment includes a housing 5 and an air guide assembly. The air guide assembly includes an air duct 1, an air guide door 2, and a rotation limit structure. The air duct 1 is provided in the air conditioner In the casing 5 of the device, and the air duct 1 is provided with an air outlet 11 extending along its length, the housing 5 has an opening 15 corresponding to the air outlet 11 of the air duct 1, as shown in FIG. 8, A ring-shaped decorative strip 6 is sleeved on the inner edge of the opening 15 of the 5. The air guide door 2 is located in the space formed by the decorative strip 6 at the opening 15 of the housing 5. The air guide door 2 is used to open or close the opening 15.

As shown in FIG. 3 and FIG. 4 in conjunction with FIG. 8, the back of the air guide door 2 is provided with a sweeping grille 3, and the sweeping grille 3 is provided with a lining 7 on the side facing the wind guide door 2, and the sweeping grille 3 passes The liner 7 is installed on the back of the air guide door 2, and the sweeping grille 3 and the air guide door 2 rotate synchronously. Among them, the installation between the liner 7 and the air guide door 2 can be a snap-fit method, or other forms . As shown in FIGS. 3 to 8, the above-mentioned rotation limiting structure is to prevent the sweep grille 3 from escaping from the air duct 1 during the rotation.

As shown in FIGS. 3 to 8, the rotation limit structure includes a first rotating shaft 31 and a first mounting hole 110. The first rotating shaft 31 is disposed at a position near the middle of the sweep grille 3, and the axis of the first rotating shaft 31 is The rotation axis of the wind grille 3 is always on the same straight line. Correspondingly, the first mounting hole 110 is provided on the inner side wall of the air outlet 11 of the air duct 1, and the first rotating shaft 31 cooperates with the first mounting hole 110 to form a rotational connection. Specifically, the air outlet 11 of the air duct 1 has oppositely arranged first inner side walls 111 and second inner side walls 112 along the width direction of the air duct 1, and the first inner side walls 111 have extension plates extending toward the second inner side walls 112 113. The first mounting hole 110 is provided on the free end of the extension plate 113. In order to facilitate the installation of the first rotating shaft 31 into the first mounting hole 110, the first mounting hole 110 has a notch 1101, and the notch 1101 faces the second inner side wall 112. In addition, the above-mentioned rotation limiting structure may also take the form of, for example: the first rotating shaft is provided on the inner wall of the air outlet of the air duct 1, the first mounting hole is provided on the sweeping grille, and the first rotating shaft is in the first position When installed in the hole, the axis of the first rotating shaft is on the same straight line as the axis of rotation of the sweeping grille; the rotation limit structure can also take other forms, and only needs to be able to prevent the sweeping grille from rotating. Just leave the air duct.

In order to restrict the up and down movement of the air guide relative to the air duct, the upper and lower ends of the first rotating shaft 31 are provided with limiting portions 311. When the sweep grille 3 and the air duct 1 are installed, the first mounting hole 110 is located at two limits Between positions 311. In order to increase the strength of the extension plate 113, the extension plate 113 is provided with reinforcement ribs 1131. The presence of the reinforcement ribs increases the strength of the extension plate 113, so that the strength of the force received during the rotation of the air guide door is greater and the extension is increased. The service life of the board.

In this embodiment, in order to facilitate the rotation of the air guide door, as shown in FIGS. 2 to 4, the sweeping grille 3 is provided with second rotating shafts 32 at both ends along the longitudinal direction thereof, and corresponding positions of the air duct 1 are provided The second mounting hole 12 and the second rotating shaft 32 cooperate with the second mounting hole 12 to form a rotational connection. There are various driving mechanisms for realizing the rotation of the second rotating shaft. In this embodiment, the motor is mainly used for driving. Specifically, the free end of at least one second rotating shaft 32 is provided with a motor 4, and in this embodiment, the The free end of the second rotating shaft is provided with a motor 4, and the end of the air duct 1 adjacent to the corresponding motor 4 is provided with a sleeve 13. The motor 4 has an output shaft 41 that can be inserted into the sleeve 13 and fitted, the output shaft 41 It is connected to the corresponding second rotating shaft 32. In addition, in order to facilitate the accommodation of the motor, the upper end of the air duct 1 is provided with a mounting groove 14 for installing the power supply unit 4.

In this embodiment, the axis of the second rotation shaft 32 is the rotation axis of the sweep grille.

The above are only some embodiments of the present disclosure and are not intended to limit the present disclosure. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present disclosure should be included in the protection of the present disclosure Within range.

Claims

An air guide assembly of an air conditioner includes an air duct (1) and an air guide door (2), the air duct (1) is provided in the air conditioner, and the air duct (1) is provided along the length direction An extended air outlet (11), the air guide door (2) is rotatably provided at the air outlet (11) of the air duct (1) to open or close the air outlet (11), characterized in that: The back of the air guide door (2) is provided with a sweeping grille (3), and the wind guide door (2) and the sweeping grille (3) rotate synchronously, and further includes a structure to prevent the sweeping grille (3) from rotating In the process, it is separated from the rotation limit structure of the air duct (1).
The air guide assembly of the air conditioner according to claim 1, wherein the rotation limiting structure includes a first rotating shaft (31) and a first mounting hole (110) cooperating with the first rotating shaft (31), The axis of the first rotating shaft (31) is on the same straight line as the axis of rotation of the sweep grille (3), and correspondingly, the first mounting hole (110) is provided at the air outlet (11) of the air duct (1) ) On the inner side wall, the first rotating shaft (31) cooperates with the first mounting hole (110) to form a rotational connection.
The air guide assembly of the air conditioner according to claim 2, wherein the upper and lower ends of the first rotating shaft (31) are provided with limiting portions (311), and the first mounting holes (110) are located on the two Between the limit parts (311).
The air guide assembly of an air conditioner according to claim 2, characterized in that: the air outlet (11) of the air duct (1) has a first inner side wall (111) oppositely arranged along the width direction of the air duct (1) And a second inner side wall (112), the first inner side wall (111) has an extension plate (113) extending toward the second inner side wall (112), and the first mounting hole (110) is provided on the extension plate (113) on the free end.
The air guide assembly of the air conditioner according to claim 4, characterized in that the extension plate (113) is provided with a reinforcing rib (1131).
The air guide assembly of the air conditioner according to claim 4, wherein the first mounting hole (110) has a notch (1101), and the notch (1101) faces the second inner side wall (112).
The air guide assembly of an air conditioner according to any one of claims 1 to 6, wherein the sweeping grille (3) is provided with second rotating shafts (32) at both ends along its length ), a second mounting hole (12) is opened at a corresponding position of the air duct (1), and the second rotating shaft (32) cooperates with the second mounting hole (12) to form a rotational connection.
The air guide assembly of the air conditioner according to claim 7, wherein at least one free end of the second rotating shaft (32) is provided with a motor (4), and the air duct (1) and the corresponding motor ( 4) A shaft sleeve (13) is provided in adjacent ends, and the motor (4) has an output shaft (41) that can be inserted into the shaft sleeve (13) and cooperates with a corresponding second rotating shaft (32).
An air conditioner having an air guide assembly according to any one of claims 1 to 8, comprising a housing (5), the air duct (1) is provided in the housing (5), the The housing (5) has an opening (15) corresponding to the air outlet (11) of the air duct (1), the air guide door (2) is located at the opening (15) of the housing (5), and is used to open or close The opening (15).
The air conditioner according to claim 9, characterized in that: the inner edge of the opening (15) of the casing (5) is covered with a ring-shaped decorative strip (6), and the opening (15) is in a closed state, The air guide door (2) is located in the space enclosed by the decorative strip (6).