CN217357481U

CN217357481U - Wind shielding mechanism and air conditioner indoor unit

Info

Publication number: CN217357481U
Application number: CN202220366624.5U
Authority: CN
Inventors: 孙升华; 黄罡
Original assignee: Zhengzhou Haier Air Conditioner Co ltd; Qingdao Haier Air Conditioner Gen Corp Ltd; Qingdao Haier Air Conditioning Electric Co Ltd; Haier Smart Home Co Ltd
Current assignee: Zhengzhou Haier Air Conditioner Co ltd; Qingdao Haier Air Conditioner Gen Corp Ltd; Qingdao Haier Air Conditioning Electric Co Ltd; Haier Smart Home Co Ltd
Priority date: 2022-02-23
Filing date: 2022-02-23
Publication date: 2022-09-02
Anticipated expiration: 2032-02-23

Abstract

The utility model provides a mechanism and air conditioning indoor unit keep out wind, including rocking arm and deep bead, the at least one end of deep bead rotates through rotating coupling assembling and connects in the rocking arm, rotates coupling assembling and includes first connecting piece, second connecting piece, elasticity reset block and push switch, and first connecting piece links firmly in the deep bead, and the second connecting piece links firmly in the rocking arm, and first connecting piece rotationally connects in the second connecting piece, presses down or releases push switch and makes the deep bead switch between rotation locking and rotation unblock state. The utility model discloses the deep bead of mechanism of keeping out the wind rotates with the rocking arm to be connected, can also rotate according to the concrete running mode of air conditioner and adjust the deep bead on can realizing preventing that the air-out blows directly on the basis, upwards blows cold wind as far as possible, hot-blast as far as blows downwards, makes each indoor regional refrigeration effect of heating as far as possible balanced, and can realize through pressing down or releasing press switch that the deep bead switches between rotation locking and rotation unblock state, convenient operation, the regulation of being convenient for.

Description

Wind shielding mechanism and air conditioner indoor unit

Technical Field

The utility model belongs to the technical field of the air conditioner, in particular to mechanism keeps out wind and has this air conditioning indoor set who keeps out wind mechanism.

Background

In the prior art, in order to prevent discomfort caused by direct blowing of air out from an air outlet to a human body when an indoor unit operates, particularly during refrigeration operation, some air conditioners are provided with a wind shielding mechanism on an indoor unit body.

The wind shielding mechanism has various structures, wherein the wind shielding mechanism is more common, the structure of the wind shielding mechanism generally comprises a left rotating arm, a right rotating arm and a middle wind shielding plate which is connected with the two rotating arms into a whole, the rotating arms are rotatably connected to the corresponding indoor machine end covers, and wind outlet holes are formed in the wind shielding plates. After the air conditioner runs, the air outlet is opened by the air deflector of the indoor unit body, the wind shielding mechanism is rotated to the air outlet, and the air outlet blows to the wind shield of the wind shielding mechanism and can be scattered when passing through the air outlet hole gap of the wind shielding mechanism, so that the air outlet becomes soft, and the effect of preventing direct blowing is achieved.

However, in the prior art, the wind deflector of the wind shielding mechanism and the rotating arm are of an integrated structure, and the wind deflector can only change position along with the rotation of the rotating arm, so that no matter refrigeration or heating is performed, as long as the position of the wind deflector is fixed, the wind deflector of the wind shielding mechanism in the wind shielding position is fixed, the direction of airflow scattered by the wind deflector is fixed, cold air cannot be blown upwards or downwards according to the principle that the hot air rises or falls, and the refrigeration and heating effects of various indoor areas are poor in balance.

In view of the above, there is a need to improve the existing wall-mounted air conditioner wind shielding mechanism to solve the above problems.

The above information disclosed in this background section is only for enhancement of understanding of the background of the application and therefore it may comprise prior art that does not constitute known to a person of ordinary skill in the art.

SUMMERY OF THE UTILITY MODEL

The utility model provides a mechanism and air conditioning indoor unit keep out wind realizes cold wind upwind, hot-blast blowing down on realizing preventing the basis of air-out straight blow to improve the equilibrium of indoor refrigeration heating effect.

In order to achieve the above object, the present invention provides a wind shielding mechanism, which adopts the following technical scheme:

a wind shielding mechanism comprising:

the number of the rotating arms is two;

the wind shield is positioned between the two rotating arms, two ends of the wind shield are respectively and rotatably connected with the two rotating arms, and wind outlet holes are distributed on the wind shield;

at least one end of the wind shield is rotationally connected with the rotating arm through the rotating connection assembly, the rotating connection assembly comprises a first connecting piece, a second connecting piece, an elastic reset component and a press switch, the first connecting piece is fixedly connected with the wind shield, the second connecting piece is fixedly connected with the rotating arm, the first connecting piece is rotationally connected with the second connecting piece, the press switch can be arranged on the second connecting piece in a pressing mode, the elastic reset component is used for providing elastic restoring force for the press switch, and pressing or releasing is carried out on the press switch to enable the wind shield to be switched between a rotating locking state and a rotating unlocking state.

Press switch is the tube-shape, first connecting piece has first tube-shape portion, the second connecting piece has second tube-shape portion, press switch first tube-shape portion reaches the coaxial setting of second tube-shape portion, be formed with the bar bulge on press switch's the outer wall, be formed with first spacing guide slot on the inner wall of first tube-shape portion, be formed with a plurality of second spacing guide slots that set up along circumference interval on the inner wall of second tube-shape portion, work as when the deep bead is in the rotation locking state, the bar bulge imbeds simultaneously first spacing guide slot and one of them in the second spacing guide slot, work as when the deep bead is in the rotation unblock state, the bar bulge only imbeds in the first spacing guide slot.

And rotation guide structures matched with each other are formed on the first connecting piece and the second connecting piece and used for guiding the rotation of the wind shield.

The elastic reset component is arranged in the first cylindrical part, one end of the elastic reset component is abutted against the bottom surface of the first cylindrical part, and the other end of the elastic reset component is abutted against the bottom surface of the push switch.

The bottom of rocking arm is equipped with the installing port of vertical setting, the top of second connecting piece is inserted and is located in the installing port and with installing port interference fit, first connecting piece with the deep bead joint.

The air outlet hole is provided with two oppositely arranged guide inclined planes, and the inclination directions of the two guide inclined planes are the same.

The utility model also provides an indoor unit of air conditioner, include:

the air conditioner comprises a shell, wherein an air outlet is formed in the shell;

the number of the end covers is two, and the two end covers are respectively arranged at two ends of the shell;

the wind shielding mechanism is the wind shielding mechanism, the two rotating arms correspond to the two end covers one by one, and the rotating arms are rotatably connected with the end covers.

The end cover is provided with an electric driving mechanism, the electric driving mechanism comprises a stepping motor, a first transmission gear and a second transmission gear, the first transmission gear is installed on an output shaft of the stepping motor, the second transmission gear is meshed with the first transmission gear, and the rotating arm is connected with the second transmission gear.

An annular protruding part is formed on one end face of the second transmission gear, the annular protruding part is provided with a plurality of clamping grooves distributed along the circumferential direction, and the rotating arm is correspondingly provided with a buckle which is clamped in the clamping grooves.

The end cover is provided with a limiting structure, the limiting structure is used for limiting the stop of the rotating arm when the wind shielding mechanism rotates to avoid the air outlet, and the wind shield is positioned below the shell when the wind shielding mechanism rotates to avoid the air outlet.

Compared with the prior art, the utility model discloses an advantage is with positive effect:

1. the wind shield of the wind shielding mechanism is rotatably connected with the rotating arm, on the basis of realizing the wind-out prevention and direct blowing, the wind shield can be rotatably adjusted according to the specific operation mode of the air conditioner, so that the wind-out direction after the wind shield is disturbed by the wind shield is adjusted, cold wind is blown upwards as much as possible, hot wind is blown downwards as much as possible, and the refrigerating and heating effects of all indoor areas are balanced as much as possible;

2. at least one end of the wind shield is rotatably connected to the rotating arm through the rotating connecting assembly, and the wind shield can be switched between a rotation locking state and a rotation unlocking state by pressing or releasing the press switch, so that the wind shield is convenient to operate and adjust.

Other features and advantages of the present invention will become more apparent from the following detailed description of the invention when read in conjunction with the accompanying drawings.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a perspective view of a wind shielding mechanism in an embodiment of the present invention;

FIG. 2 is an exploded view of the embodiment of the present invention shown in one end of the wind shielding mechanism;

fig. 3 is a perspective view of a first connecting member in an embodiment of the present invention;

fig. 4 is a perspective view of a second connecting member in an embodiment of the present invention;

fig. 5 is a perspective view of the push switch in the embodiment of the present invention;

fig. 6 is a sectional perspective view of a wind deflector in an embodiment of the present invention;

fig. 7 is a perspective view of a rotating arm in an embodiment of the present invention;

fig. 8 is a perspective view of an indoor unit of an air conditioner according to an embodiment of the present invention;

fig. 9 is a rear side view perspective view of an indoor unit of an air conditioner in an embodiment of the present invention;

fig. 10 is a schematic view of a connection structure between an electric driving mechanism and a rotating arm of an air conditioning indoor unit according to an embodiment of the present invention;

fig. 11 is a perspective view of an electric driving mechanism of an indoor unit of an air conditioner according to an embodiment of the present invention;

fig. 12 is a perspective view of the electric driving mechanism of the indoor unit of an air conditioner according to the embodiment of the present invention without a side plate.

Reference numerals:

100. a wind shielding mechanism; 110. a rotating arm; 111. an installation port; 112. buckling; 113. a stop lug; 120. a wind deflector; 121. air outlet holes; 122. an annular clamping portion; 123. a guide slope;

200. rotating the connecting assembly; 210. a first connecting member; 211. a first cylindrical portion; 212. a first limiting guide groove; 213. an arc-shaped guide rail; 214. a convex buckle is arranged; 220. a second connecting member; 221. a second cylindrical portion; 222. a second limiting guide groove; 223. an arc-shaped guide groove; 230. an elastic reset component; 240. a push switch; 241. a strip-shaped guide rail; 242. a cylindrical guide portion;

300. a housing; 310. an air outlet;

400. an end cap;

500. an electric drive mechanism; 510. a stepping motor; 520. a first drive gear; 530. a second transmission gear; 531. an annular projection; 532. a card slot; 540. a box body.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1 and 2, the wind shielding mechanism 100 of the present embodiment includes two rotating arms 110 and wind shields 120, where the number of the rotating arms 110 is two, the wind shields 120 are located between the two rotating arms 110, two ends of the wind shields 120 are respectively rotatably connected to the two rotating arms 110, and wind outlet apertures 121 are distributed on the wind shields 120.

Meanwhile, at least one end of the wind deflector 120 is rotatably connected to the rotating arm 110 through the rotating connection assembly 200, the rotating connection assembly 200 includes a first connection member 210, a second connection member 220, an elastic reset member 230 and a push switch 240, the first connection member 210 is fixedly connected to the wind deflector 120, the second connection member 220 is fixedly connected to the rotating arm 110, the first connection member 210 is rotatably connected to the second connection member 120, the push switch 240 is pressably disposed on the second connection member 220, the elastic reset member 230 provides an elastic restoring force for the push switch 240, and the wind deflector 120 is switched between a rotation locking state and a rotation unlocking state by pressing or releasing the push switch 240.

Specifically, in the present embodiment, only the right end of the wind deflector 120 is rotatably connected to the rotating arm 110 by providing the rotating connection assembly 200, the left end of the wind deflector is rotatably connected to the rotating arm 110 by using a conventional rotating connection structure, the rotation locking or rotation unlocking of the wind deflector 120 is realized by operating the push switch 240 of the rotating connection assembly 200 at the right end, when the wind deflector 120 is in the rotation locking state, the wind deflector 120 is locked and positioned, and cannot rotate, and when the wind deflector 120 is in the rotation unlocking state, the wind deflector 120 can rotate freely. Then this embodiment mechanism 100 keeps out wind, when it installs in air conditioning indoor set air outlet department, not only can realize the air-out and prevent the straight blow effect, and can be through rotatory deep bead 120 to change its air-out hole 121 orientation, thereby can carry out the direction of equidirectional direction according to the air-out air current of air conditioner different operation mode to the air outlet, cold wind upblows when can realizing the refrigeration, hot-blast downblowing when heating, improves the equilibrium of each indoor regional refrigeration heating effect. Of course, the rotation connection assembly 200 may be disposed on the left end of the wind deflector 120, or the rotation connection assemblies 200 disposed on both left and right ends of the wind deflector 120 are respectively rotatably connected to the corresponding rotation arms 110.

Referring to fig. 2 to 5, in the present embodiment, the push switch 240 is cylindrical, the first connecting member 210 has a first cylindrical portion 211, the second connecting member 220 has a second cylindrical portion 221, the push switch 240, the first cylindrical portion 211 and the second cylindrical portion 221 are coaxially disposed, a strip-shaped protrusion 241 is formed on an outer wall of the push switch 240, a first limiting guide slot 212 is formed on an inner wall of the first cylindrical portion 211, and a plurality of second limiting guide slots 222 circumferentially spaced apart from each other are formed on an inner wall of the second cylindrical portion 221, when the wind deflector 120 is in a rotation locking state, the strip-shaped protrusion 241 is simultaneously embedded into the first limiting guide slot 212 and one of the second limiting guide slots 222, so that the first connecting member 210 and the second connecting member 220 cannot rotate relative to each other, and the wind deflector 120 cannot rotate relative to the rotating arm 110, that is positioned at a certain rotation angle; when the wind deflector 120 is in a rotation unlocking state, the strip-shaped convex part 241 is only embedded into the first limiting guide groove 212, so that the first connecting piece 210 and the second connecting piece 220 can generate relative rotation, and the wind deflector 120 can rotate to change the position; when the wind deflector 120 is rotated to a proper angle, the push switch 240 is released, and the wind deflector 120 is locked and positioned.

Further, the first connecting member 210 and the second connecting member 220 are formed with rotation guide structures that are engaged with each other to guide rotation of the wind deflector 120. Specifically, as shown in fig. 3 and 4, the rotation guide structure includes an arc guide rail 213 formed on an outer wall of the first cylindrical portion 211 and an arc guide groove 223 formed on an inner wall of the second cylindrical portion 221, and the arc guide rail 213 is correspondingly embedded in the arc guide groove 223 to guide the relative rotation of the first connecting member 210 and the second connecting member 220, so as to guide the rotation of the wind deflector 120, so that the wind deflector 120 can rotate more smoothly, and the occurrence of the jamming phenomenon can be avoided as much as possible.

As shown in fig. 2, 3 and 5, the elastic restoring member 230 is a straight spring in this embodiment, but may be other springs or elastic elements. The push switch 240 is a tubular structure with one end closed, and the interior of the push switch is provided with a tubular guide part 242 coaxial with the push switch, one end of the elastic reset component 230 is embedded into the tubular guide part 242 and abuts against the push switch 240, namely, abuts against the closed end of the push switch 240, and the other end abuts against the bottom surface of the first tubular part 211. The tubular guiding portion 242 and the first tubular portion 211 have a certain limiting effect on the elastic resetting component 230, so that the elastic resetting component 230 can be stably surrounded without additional fixation, and the overall structure is simplified.

Regarding the connection of the rotating connection assembly 200 with the rotating arm 110 and the wind deflector 120, specifically, referring to fig. 7, the bottom end of the rotating arm 110 is provided with a vertically arranged mounting opening 111, the top end of the second connection member 220 is inserted into the mounting opening and is in interference fit with the mounting opening 111, and the first connection member 210 is clamped with the wind deflector 120. Specifically, as shown in fig. 2 and 3, an end of the wind deflector 120 is provided with an annular clamping portion 122, the first connecting member 210 is formed with a plurality of protruding buckles 214, and the protruding buckles 214 are buckled in the annular clamping portion 122 through elastic deformation.

To further enhance the effect of blowing cold air upwards and hot air downwards, as shown in fig. 6, the air outlet aperture 121 in this embodiment has two oppositely disposed guiding inclined planes 123, and the inclined directions of the two guiding inclined planes 123 are the same. Therefore, when the air conditioner operates in a refrigerating mode and needs to prevent direct blowing, the wind shielding mechanism 100 is rotated to the air outlet, the installation direction of the wind shielding plate 120 is ensured to enable the guide inclined plane 123 of the air outlet hole 121 to be as shown in fig. 3, and at the moment, the cold air is guided upwards to realize the upward blowing of the cold air; when the air conditioner heats and operates and needs to prevent directly blowing, the wind shielding mechanism 100 is still located at the air outlet, the operation is rotated by the connecting assembly 200 to rotate the wind shielding plate 120 by 180 degrees to enable the guide inclined plane 123 of the air outlet hole 121 to guide the hot air downwards, the hot air downwards blowing is realized, the guide effect on the air outlet hole 121 is enhanced through the guide inclined plane 123, the cold air upwards blowing and hot air downwards blowing effects are enhanced, and the balance and comfort of the indoor temperature are improved.

Referring to fig. 8 and 9, the present embodiment further provides an air conditioning indoor unit 10, including a casing 300, an end cover 400, and a wind shielding mechanism 100, where the casing 300 is provided with an air outlet 310; the number of the end covers 400 is two, and the two end covers are respectively arranged at two ends of the casing 300, namely, a left end cover and a right end cover of the indoor unit. The wind shielding mechanism 100 is a wind shielding mechanism according to the present embodiment, and reference is made to the above embodiment and the descriptions of fig. 1 to fig. 7, which are not repeated herein, and the two rotating arms 110 of the wind shielding mechanism 100 correspond to the two end covers 400 one by one, and the rotating arms 110 are rotatably connected to the end covers 400.

Further, referring to fig. 9 to 12, in the present embodiment, an electric driving mechanism 500 is disposed on the end cap 400, the electric driving mechanism 500 includes a stepping motor 510, a first transmission gear 520 and a second transmission gear 530, the first transmission gear 520 is mounted on an output shaft of the stepping motor 510, the second transmission gear 530 is engaged with the first transmission gear 520, and the rotating arm 110 is connected to the second transmission gear 530. The stepping motor 510 rotates to drive the rotating arm 110 to rotate through the matching transmission of the first transmission gear 520 and the second transmission gear 530, so that the wind shielding mechanism 100 rotates integrally. The rotation angle of the wind shielding mechanism 100 can be precisely controlled and positioned at a set rotation angle by using the stepping motor 510.

For easy disassembly and assembly, the rotatable arm 110 in this embodiment is preferably detachably connected to the second transmission gear 530, such as by snapping or the like.

Further, as shown in fig. 10 to 12, an annular protrusion 531 is formed on an end surface of the second transmission gear 530, the annular protrusion 531 has a plurality of notches 532 arranged along a circumferential direction of the annular protrusion 531, a plurality of hooks 112 are correspondingly formed on the rotation arm 110, and the hooks 112 are correspondingly hooked in the notches 532, so that the hooking connection between the rotation arm 110 and the second transmission gear 530 is realized. In this embodiment, the number of the slots 532 is 4, and the slots are uniformly distributed along the circumference, and correspondingly, the number of the buckles 112 is 4, and the whole body forms a cross shape and is clamped in the slots 532.

In order to facilitate the integral installation of the electric driving mechanism 500, the embodiment further includes a box 540, the box 540 is fixedly disposed on the inner side surface of the end cap 400, the stepping motor 510, the first transmission gear 520 and the second transmission gear 530 are all disposed in the box 540 to form an integral mechanism, the integral mechanism is integrally installed, the integral mechanism is installed inside the housing 300 in a hidden manner, and through portions for extending the annular protrusion 531 are correspondingly formed on the box 540 and the end cap 400.

Further, the end cap 400 is further provided with a limiting structure for stopping and limiting the rotating arm 110 when the wind shielding mechanism 100 rotates to avoid the wind outlet 310, so that the wind shielding mechanism 100 can be positioned at this position, and when the wind shielding mechanism 100 rotates to avoid the wind outlet 310, the wind shielding plate 120 is located below the housing 300, so that the wind shielding mechanism 100 is reset and retracted. This position is an initial position of rotation of the wind shielding mechanism 100, and from this position, the stepping motor 510 rotates by a certain number of steps, and the wind shielding mechanism 100 is located at the corresponding position.

Specifically, the limiting structure in this embodiment is a limiting bump formed on the outer side surface of the end cap 400, and accordingly, a stopping bump 113 may be correspondingly formed on the rotating arm 110, and when the rotating arm 110 rotates until the stopping bump 113 abuts on the limiting bump, the stepping motor 510 stops operating, and the wind shielding mechanism 100 is positioned at this position.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the form and details of the embodiments may be made, or equivalents may be substituted for elements thereof; such modifications and substitutions do not depart from the spirit and scope of the present invention, which is claimed in the appended claims.

Claims

1. A wind shielding mechanism, comprising:

the number of the rotating arms is two;

2. Wind-shielding mechanism according to claim 1,

3. Wind-shielding mechanism according to claim 2,

4. Wind-shielding mechanism according to claim 2,

5. The wind-shielding mechanism of claim 1,

6. Wind-shielding mechanism according to claim 1,

7. An indoor unit of an air conditioner, comprising:

the wind shielding mechanism according to any one of claims 1 to 6, wherein the two rotating arms correspond to the two end covers one by one and are rotatably connected to the end covers.

8. An indoor unit of an air conditioner according to claim 7,

9. An indoor unit of an air conditioner according to claim 8,

10. An indoor unit of an air conditioner according to claim 7,