CN110425639B - Air conditioner - Google Patents

Abstract

The invention provides an air conditioner. The air conditioner includes a casing, an air supply assembly, a heat exchanger and an air guide assembly. The casing is provided with a heat exchange air inlet, an environment air inlet and a mixing air outlet communicating with the environment air inlet. The air supply component is arranged in the casing, and promotes air to flow from the heat exchange air inlet to the mixing air outlet. The heat exchanger is arranged on the air inlet flow path between the heat exchange air inlet and the air supply assembly. The air guide assembly is formed with an air induction duct connecting the ambient air inlet and the mixing air outlet, and a heat exchange air outlet extending along the circumferential direction of the air induction duct and communicating with the air supply assembly. The heat exchange air outlet is configured to The air outlet blows airflow. And the air guide assembly also includes an air guide plate arranged in the air duct, which can swing relative to the flow direction of the gas and can rotate around the central axis of the air duct, so as to adjust the air supply direction in an all-round way by 360°, increasing the The air supply range of the air conditioner can improve the temperature uniformity of the indoor environment and provide users with a better cooling and heating experience.

Description

air conditioner

technical field

The invention relates to the field of air conditioning, in particular to an air conditioner.

Background technique

In the prior art, the air conditioner with the air-inducing air duct running through the fuselage from front to back generally cannot adjust the air outlet direction of the air outlet of the air-inducing air duct, resulting in a single air supply mode, and the temperature of the area opposite to the air outlet is lower than that of other areas. There is a deviation that makes the temperature in the room uneven. Moreover, since the airflow blown out by the air outlet has a tendency to gather toward the area opposite to the air outlet, when the user is in the opposite area, he will feel uncomfortable due to being directly blown by the airflow. Considering comprehensively, it is necessary to provide an air conditioner capable of adjusting the air outlet direction of the induced air duct in design.

Contents of the invention

An object of the present invention is to provide an air conditioner capable of adjusting the air outlet direction of the air duct.

A further object of the invention is to make the movement of the wind deflector reliable.

Another further object of the present invention is to make the structure of the air guide assembly compact.

In particular, the present invention provides an air conditioner, comprising:

The casing is provided with a heat exchange air inlet, an ambient air inlet, and a mixing air outlet connected to the ambient air inlet;

The air supply assembly is arranged in the casing and urges air to flow from the heat exchange air inlet to the mixing air outlet;

a heat exchanger, arranged on the air inlet flow path between the heat exchange air inlet and the air supply assembly; and

The air guide assembly is formed with an air induction duct connecting the ambient air inlet and the mixing air outlet, and a heat exchange air outlet extending along the circumferential direction of the air induction duct and communicating with the air supply assembly, so The heat exchange air outlet is configured to blow airflow to the mixing air outlet; it is characterized in that the air guide assembly also includes:

The air deflector is arranged in the air-inducing air channel, and is arranged to be able to swing relative to the flow direction of the gas and to rotate around the central axis of the air-inducing air channel.

Optionally, the wind deflector assembly further includes a driving device for driving the movement of the wind deflector, wherein the driving device includes:

A ring gear, the outer peripheral wall of which is formed with gear teeth distributed around the central axis, and the wind deflector is configured to be rotatably connected to the ring gear;

a first motor, configured to be fixedly connected to the ring gear, and configured to drive the wind deflector to swing relative to the flow direction of the gas; and

A second motor and a gear drivingly connected with the second motor, the gear is configured to mesh with the gear teeth to drive the wind deflector to rotate around the central axis.

Optionally, the driving device also includes:

The installation ring is arranged on the side of the gear away from the second motor, and the second motor is fixedly connected to the installation ring.

Optionally, the mounting ring is formed with an annular boss extending toward the gear; and

The gear is formed with a limiting protrusion extending toward the direction close to the mounting ring, and the limiting protrusion is configured to fit in clearance with the inner wall of the annular boss.

Optionally, the driving device also includes:

a limit ring, configured to be fixedly connected to the installation ring, and arranged on a side of the ring gear away from the installation ring; and

The sliding part is configured to slide along the mounting ring and the limiting ring, and the first motor is configured to be fixedly connected to the sliding part.

Optionally, convex ribs extending in the same direction are respectively formed on the outer peripheral ends of the mounting ring and the limiting ring; and

The slider is correspondingly formed with two sets of buckles bent and extended, and the two sets of buckles are configured to engage with the inner walls of the convex ribs of the mounting ring and the limiting ring respectively.

Optionally, the outer peripheral ends of the mounting ring and the limiting ring are respectively provided with arc-shaped grooves, and the slider is configured to slide along the arc-shaped grooves.

Optionally, the mounting ring and the limiting ring are respectively formed with support bars extending toward a direction close to the ring gear; and

The ring gear is formed with limiting strips respectively extending toward the mounting ring and the limiting circle, and the limiting strips are sheathed on the outside of the supporting strips.

Optionally, the wind guide assembly also includes:

A plurality of wind rings are arranged at intervals along the front-to-back direction, and the inner peripheral ends of the plurality of wind rings are sandwiched to form the heat exchange air outlet; and

The fixing frame is arranged to be fixedly connected with the casing, and is provided with ventilation holes extending through the fixing frame along the front and rear directions; wherein

The installation ring and the plurality of wind rings are respectively arranged on the front and back sides of the fixing frame and fixedly connected with the periphery of the ventilation hole.

Optionally, the wind guide assembly also includes:

The deflector ring is arranged on the front side of the driving device and is fixedly connected with the fixing frame, configured to jointly form the air induction duct with the plurality of wind rings and the ring gear.

The present invention can adjust the air supply direction of the mixed air outlet in an all-round way by 360° by arranging an air deflector that can swing relative to the flow direction of the gas and rotate around the central axis of the air induction duct in the air induction duct, thereby increasing the The air supply range of the air conditioner can improve the temperature uniformity of the indoor environment and provide users with a better cooling and heating experience.

Furthermore, the present invention skillfully arranges a limit ring and a mounting ring on the front and rear sides of the ring gear respectively to support the ring gear, fix the sliding part of the first motor, the second motor and the gear, which overcomes the problems in this relatively mature, It is difficult to improve the original compact structure of the air guide assembly that can drain and supply air. Not only the movement of the air guide plate is stable and reliable, but also the new structure is compact and takes up less space, which does not affect the overall layout of the air conditioner.

Those skilled in the art will be more aware of the above and other objects, advantages and features of the present invention according to the following detailed description of specific embodiments of the present invention in conjunction with the accompanying drawings.

Description of drawings

Hereinafter, some specific embodiments of the present invention will be described in detail by way of illustration and not limitation with reference to the accompanying drawings. The same reference numerals in the drawings designate the same or similar parts or parts. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. In the attached picture:

1 is a schematic isometric view of an air conditioner according to one embodiment of the present invention;

Fig. 2 is a schematic sectional view of the air conditioner shown in Fig. 1;

Fig. 3 is a schematic enlarged view of area A in Fig. 2;

Fig. 4 is a schematic exploded view of the driving device and the wind deflector in Fig. 3;

Fig. 5 is a schematic cross-sectional view of the air guide assembly and the driving device in Fig. 3, wherein the wind ring is removed;

Figure 6 is a schematic enlarged view of area B in Figure 5;

Fig. 7 is a schematic isometric view of the slider in Fig. 4 .

Detailed ways

Fig. 1 is a schematic isometric view of an air conditioner 100 according to an embodiment of the present invention; Fig. 2 is a schematic sectional view of the air conditioner 100 shown in Fig. 1 . Referring to FIGS. 1 and 2 , the air conditioner 100 may include a casing 110 , an air supply assembly 120 , a heat exchanger 140 and an air guide assembly 150 .

The casing 110 may be provided with a heat exchange air inlet 111 , an ambient air inlet 112 and a mixing air outlet 113 communicating with the ambient air inlet 112 . Wherein, the heat exchange air inlet 111 and the ambient air inlet 112 can be opened on the rear wall of the casing 110 . The mixing air outlet 113 can be opened on the front wall of the casing 110 corresponding to the ambient air inlet 112 .

The air blowing assembly 120 can be disposed in the casing 110 , and promotes air to flow from the heat exchange air inlet 111 to the mixing air outlet 113 . The blower assembly 120 can be a centrifugal fan, including a volute and a centrifugal impeller disposed in the volute.

The heat exchanger 140 can be arranged on the air inlet flow path between the heat exchange air inlet 111 and the air supply assembly 120, and exchanges heat with the air flowing through it, so as to change the temperature of the air flowing through it, making it a heat exchange unit. Air.

The air guide assembly 150 can be formed with an air induction duct connecting the ambient air inlet 112 and the mixing air outlet 113 , and a heat exchange air outlet 1511 extending along the circumferential direction of the air induction duct and communicating with the volute of the air supply assembly 120 . Wherein, the heat exchange air outlet 1511 can be configured to blow airflow to the mixing air outlet 113, so as to promote the ambient air around the environment air inlet 112 to flow forward and mix with the heat exchange air blown out of the heat exchange air outlet 1511 to form a hot but not dry, Cool but not cold comfortable wind, and increase the air supply volume of the air conditioner 100.

In some embodiments, the wind guide assembly 150 may include a plurality of wind rings 151 arranged at intervals along the front-to-back direction, a guide ring 152 arranged on the front side of the plurality of wind rings 151 , and a plurality of wind rings 151 and guide rings for fixing the wind rings 151 and the guide rings 152 . A fixing frame 154 for the flow ring 152 . Wherein, the inner peripheral edges of the plurality of wind rings 151 can be sandwiched to form the heat exchange air outlet 1511 .

The number of wind rings 151 can be greater than or equal to three, so as to form a plurality of heat exchange air outlets 1511 in the front and rear directions, so that the airflow blown out by the front side heat exchange air outlets 1511 can be guided to promote the airflow blown out by the rear side heat exchange air outlets 1511 forward flow, thereby increasing the air supply distance and further increasing the air supply volume.

The deflector ring 152 can form an air duct extending gradually from the rear to the front, so as to reduce wind resistance.

The fixing frame 154 can be configured to be fixedly connected with the casing 110 , and has a ventilation hole extending through the fixing frame 154 along the front and rear directions. The guide ring 152 and the plurality of wind rings 151 can be respectively arranged on the front and rear sides of the fixing frame 154 and fixedly connected with the periphery of the ventilation hole.

In particular, the air guide assembly 150 may further include an air guide plate 153 disposed in the air duct. The air deflector 153 can be set to swing relative to the flow direction of the gas and can rotate around the central axis of the air duct to adjust the air supply direction of the mixing air outlet 113 in an all-round way at 360°, so as to increase the air supply of the air conditioner 100 range, thereby improving the temperature uniformity of the indoor environment and providing users with a better cooling and heating experience.

FIG. 3 is a schematic enlarged view of area A in FIG. 2 ; FIG. 4 is a schematic exploded view of the driving device and the wind deflector 153 in FIG. 3 . Referring to FIG. 3 and FIG. 4 , the air guide assembly 150 may further include a driving device for driving the air guide plate 153 to move. The driving device may include a ring gear 161 and a first motor 162 for driving the wind deflector 153 to swing relative to the gas flow direction.

The wind deflector 153 can be arranged to be rotatably connected with the ring gear 161 , and its rotation axis can be perpendicular to the central axis of the air-inducing air duct. The first motor 162 can be fixed relative to the ring gear 161 , and is drivingly connected with the wind deflector 153 to drive the wind deflector 153 to swing relative to the flow direction of the gas.

Specifically, the wind deflector 153 can be formed with a raised portion 1531 protruding away from the central axis of the air-inducing duct and a concave portion 1532 recessed in a direction close to the central axis of the air-inducing duct, and the raised portion 1531 and the recessed portion 1532 extend coaxially.

The drive means may also include a bushing 170 and a shaft 168 . The bushing 170 can be sleeved on the raised part 1531 and fastened to the ring gear 161, and the raised part 1531 is set to be rotatable relative to the bushing 170, so as to facilitate the installation operation of the wind deflector 153 and prevent the raised Part 1531 is deformed and damaged.

One end of the rotating shaft 168 is disposed in the concave portion 1532 , and the other end is rotatably connected to the ring gear 161 to rotatably fix the wind deflector 153 to the ring gear 161 . Wherein, the first motor 162 can be fixedly connected to the rotating shaft 168 through the connecting piece 169 , so that the wind deflector 153 is driven by the first motor 162 to swing relative to the flow direction of the gas.

FIG. 5 is a schematic cross-sectional view of the air guide assembly 150 and the driving device in FIG. 3 , where the wind ring 151 is removed; FIG. 6 is a schematic enlarged view of area B in FIG. 5 . Referring to FIG. 5 and FIG. 6 , the air guide assembly 150 may further include a second motor 163 for driving the air guide plate 153 to rotate around the central axis of the air guide duct and a gear 164 drivingly connected to the second motor 163 .

The outer peripheral wall of the ring gear 161 can be formed with gear teeth distributed around the central axis of the air duct, and the gear 164 can be set to mesh with the teeth of the ring gear 161 to drive the ring gear 161 around the induced wind through the second motor 163. The central axis of the road rotates and drives the wind deflector 153 to rotate.

In some embodiments, the driving device may further include a mounting ring 165 disposed on a side of the gear 164 away from the second motor for fixing the second motor 163 . The mounting ring 165 can be disposed on the front side of the fixing frame 154 and fixedly connected with the periphery of the ventilation hole.

The mounting ring 165 can form an annular protrusion 1654 extending toward the direction close to the gear 164 . The gear 164 can be formed with a limit protrusion 1641 extending toward the direction close to the installation ring 165, and the limit protrusion 1641 can be set to fit with the inner wall of the annular boss 1654 to improve the stability of the gear 164 and prevent the gear 164 from Axial movement.

FIG. 7 is a schematic isometric view of the slider 167 in FIG. 4 . Referring to FIG. 3 , FIG. 6 and FIG. 7 , in some embodiments, the driving device may further include a limiting ring 166 and a sliding member 167 .

The limiting ring 166 can be configured to be fixedly connected with the mounting ring 165 , and is disposed on a side of the ring gear 161 away from the mounting ring 165 .

The first motor 162 can be configured to be fixedly connected with the sliding member 167 . Moreover, the sliding member 167 is configured to slide along the mounting ring 165 and the limiting ring 166 to fixedly support the first motor 162 .

Specifically, the sliding member 167 defines a through hole 1671 extending along the radial direction of the air induction duct. The first motor 162 can be disposed on a side of the sliding member 167 away from the air duct, and its output shaft is connected to the connecting member 169 through the through hole 1671 .

The slider 167 can be formed with an arc-shaped rib 1672 extending away from the air duct, and the arc-shaped rib 1672 is arranged below the first motor 162 to support the first motor 162 and improve the stability of the first motor 162 sex.

A convex rib 1651 and a convex rib 1661 extending in the same direction may be respectively formed on the outer peripheral ends of the mounting ring 165 and the limiting ring 166 . The sliding member 167 can be formed with two sets of buckles 1673 that are bent and extended correspondingly, and the two sets of buckles 1673 can be set to engage with the inner walls of the convex rib 1651 and the inner wall of the convex rib 1661 (the surface close to the air-introducing air duct) respectively, so as to The displacement of the sliding member 167 in the radial direction of the air duct is limited.

An arc-shaped groove 1653 and an arc-shaped groove 1663 can also be formed on the outer peripheral ends of the mounting ring 165 and the limiting ring 166 . The sliding member 167 can be configured to slide along the arc-shaped slot 1653 and the arc-shaped slot 1663 to limit the rotation angle of the ring gear 161 . Wherein, the rotation angle of the ring gear 161 may be 90°˜180°. For example 90°, 135° or 180° etc. The outer walls of the convex rib 1651 and the convex rib 1661 may be coplanar with the bottom walls of the arc-shaped groove 1653 and the arc-shaped groove 1663 respectively.

In some embodiments, the mounting ring 165 and the limiting ring 166 can respectively form a supporting bar 1652 and a supporting bar 1662 extending toward the direction close to the ring gear 161 . The ring gear 161 can be formed with limiting strips 1611 extending to the mounting ring 165 and the limiting ring 166 respectively, and the limiting strips 1611 can be sleeved on the outsides of the support bars 1652 and the support bars 1662 to limit the ring gear 161 in the induced wind. Displacement in the radial direction of the track.

The air induction duct can be jointly formed by a guide ring 152 , a ring gear 161 , and a plurality of wind rings 151 from front to back.

In some embodiments, the air deflector 153 is configured to open and close the air guide duct, that is, the shape of the cross section of the air guide plate 153 is the same as that of the air guide duct, so as to improve the wind guide effect, and when the air conditioner 100 is turned off, Improve the aesthetics of the whole machine.

In some embodiments, the air conditioner 100 may further include an air supply assembly 130 located below the air supply assembly 120 . The lower part of the casing 110 is also provided with a lower air outlet 114 , and the air supply assembly 130 can be configured to force air to flow from the heat exchange air inlet 111 to the lower air outlet 114 . The blower assembly 130 may be an axial flow fan.

The air supply assembly 120 can be configured to work when the heat exchanger 140 receives a cooling instruction, and the air supply assembly 130 can be configured to work when the heat exchanger 140 receives a heating instruction, so as to utilize the effect of sinking cold air and floating hot air. Features, while saving energy consumption, the indoor temperature can be quickly and evenly distributed. The air supply assembly 120 and the air supply assembly 130 can also work simultaneously.

So far, those skilled in the art should appreciate that, although a number of exemplary embodiments of the present invention have been shown and described in detail herein, without departing from the spirit and scope of the present invention, the disclosed embodiments of the present invention can still be used. Many other variations or modifications consistent with the principles of the invention are directly identified or derived from the content. Accordingly, the scope of the present invention should be understood and deemed to cover all such other variations or modifications.

Claims (7)

1. An air conditioner comprising:

the shell is provided with a heat exchange air inlet, an environment air inlet and a mixed air outlet communicated with the environment air inlet;

the air supply assembly is arranged in the shell and promotes air to flow from the heat exchange air inlet to the mixing air outlet;

the heat exchanger is arranged on an air inlet flow path between the heat exchange air inlet and the air supply assembly; and

the air guide assembly is provided with an induced air duct connected with the environment air inlet and the mixing air outlet, and a heat exchange air outlet extending along the circumferential direction of the induced air duct and communicated with the air supply assembly, and the heat exchange air outlet is configured to blow air flow to the mixing air outlet; characterized in that, the wind guide component still includes:

the air deflector is arranged in the induced air duct, can swing relative to the flowing direction of the air and can rotate around the central axis of the induced air duct;

the driving device is used for driving the air deflector to move; and

the air rings are arranged at intervals in the front-back direction, and the inner peripheral end parts of the air rings are clamped to form the heat exchange air outlet; wherein the driving device includes:

the outer peripheral wall of the gear ring is provided with gear teeth distributed around the central axis, and the air deflector is arranged to be rotationally connected with the gear ring;

the first motor is fixedly connected with the gear ring and configured to drive the air deflector to swing relative to the flowing direction of the gas;

the gear is arranged to be meshed with the gear teeth so as to drive the air deflector to rotate around the central axis;

the mounting ring is arranged on one side, far away from the second motor, of the gear, and the second motor is fixedly connected with the mounting ring;

the limiting ring is fixedly connected with the mounting ring and arranged on one side, far away from the mounting ring, of the gear ring; and

the sliding part is arranged to slide along the mounting ring and the limiting ring, and the first motor is fixedly connected with the sliding part.

2. The air conditioner according to claim 1,

the mounting ring is provided with an annular boss extending towards the direction close to the gear; and is provided with

The gear is provided with a limiting bulge extending towards the direction close to the mounting ring, and the limiting bulge is in clearance fit with the inner wall of the annular boss.

3. The air conditioner according to claim 1,

the peripheral end parts of the mounting ring and the limiting ring are respectively provided with a convex rib extending in the same direction; and is

The slider is correspondingly formed with two sets of buckles extending in a bending mode, and the two sets of buckles are respectively connected with the mounting ring and the inner wall of the convex rib of the limiting ring in a clamping mode.

4. The air conditioner according to claim 1,

arc-shaped grooves are formed in the peripheral end portions of the mounting ring and the limiting ring respectively, and the sliding piece slides along the arc-shaped grooves.

5. The air conditioner according to claim 1,

the mounting ring and the limiting ring are respectively provided with a supporting strip extending towards the direction close to the gear ring; and is

The gear ring is formed with respectively to the spacing strip that installing collar and spacing collar extend, spacing strip cover is located the outside of support bar.

6. The air conditioner of claim 1, wherein the air guide assembly further comprises:

the fixing frame is fixedly connected with the shell and is provided with a vent hole which extends through the fixing frame along the front-back direction; wherein

The mounting ring with a plurality of solar or lunar halo set up respectively in the front and back both sides of mount and with the periphery fixed connection in ventilation hole.

7. The air conditioner of claim 6, wherein the air guide assembly further comprises:

and the guide ring is arranged on the front side of the driving device, fixedly connected with the fixing frame and configured to form the induced air duct together with the plurality of air rings and the gear ring.

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