WO2018072523A1

WO2018072523A1 - Air-conditioner

Info

Publication number: WO2018072523A1
Application number: PCT/CN2017/095239
Authority: WO
Inventors: 杨喜; 李松; 杨检群; 梁勇超; 陈宁
Original assignee: 珠海格力电器股份有限公司
Priority date: 2016-10-21
Filing date: 2017-07-31
Publication date: 2018-04-26
Also published as: CN106352412A

Abstract

An air-conditioner comprises: a housing (10) having an upper air outlet (11) provided at an upper portion of the housing (10) and a lower air outlet (12) provided at a lower portion of the housing (10); and a fan system (30) provided inside the housing (10) and used to supply air to the upper air outlet (11) and the lower air outlet (10). The fan system (30) comprises a fan. The fan comprises a spiral case (31). An opening portion (32) is formed at the spiral case (31). The opening portion (32) is in communication with the lower air outlet (12). By using the above technical solution, an air-conditioner can blow air by means of the upper air outlet (11) and the lower air outlet (12), thereby mitigating a problem in which prior art air-conditioners have poor air-conditioning performance.

Description

Air conditioner

Technical field

The present invention relates to the field of air conditioner equipment, and in particular to an air conditioner.

Background technique

In the prior art, the cylindrical vertical air conditioners mostly adopt a cross flow vane, and the air conditioner has one or more air outlets. The air outlet is on the upper part of the air conditioner, and most of the air outlets are concentrated on the front side, which causes defects such as small sweep angle and small air supply area, which makes the indoor room temperature field unevenly distributed, and the air supply cannot be blown to the corner of the room. , causing problems such as poor air-conditioning comfort and poor user experience.

Summary of the invention

The present invention is directed to an air conditioner to solve the problem of poor air comfort of an air conditioner in the prior art.

To achieve the above object, the present invention provides an air conditioner including:

a housing having an upper air outlet provided at an upper portion of the housing and a lower air outlet provided at a lower portion of the housing;

The fan system is disposed in the casing for supplying air to the upper air outlet and the lower air outlet. The fan system includes a fan unit, the fan unit includes a volute, and the volute is provided with an opening, and the opening is in communication with the lower air outlet.

Further, the air conditioner further includes a wind deflector rotatably disposed at the opening portion, the wind deflector having a closed position that blocks the opening portion and an open position that avoids the opening portion.

Further, the air conditioner further includes:

The driving portion is disposed in the casing, and the driving portion drives the wind deflector to rotate.

Further, the driving part includes:

The driving motor is provided with a driving gear on the output shaft of the driving motor. The windshield is provided with a rack that meshes with the driving gear, and the driving motor drives the wind deflector to rotate by driving the driving gear.

Further, the air conditioner further includes:

The guiding portion is disposed in the housing, and the driving portion drives the wind deflector to rotate along the longitudinal direction of the guiding portion.

Further, the guiding portion includes a guide rail, and the guide rail is disposed on the volute.

Further, the upper air outlets are plurality, and the plurality of upper air outlets include a first upper air outlet and a second upper air outlet, and the first upper air outlet and the second upper air outlet are arranged side by side in the horizontal direction.

Further, the fan system has an air outlet passage, and the fan system is connected to the upper air outlet and the lower air outlet through an air outlet passage, and the air outlet passage includes a first upper air outlet duct and a second upper air outlet duct, and the first upper air outlet The pipe and the second upper air outlet pipe are disposed independently of each other, the first end of the first upper air outlet pipe is connected with the air inlet of the casing, and the second end of the first upper air outlet pipe is connected with the first upper air outlet. The first end of the second upper air outlet duct communicates with the air inlet, and the second end of the second upper air duct is in communication with the second upper air outlet.

further,

a first cross-flow vane is provided in the first upper air outlet duct; and/or

A second cross flow vane is disposed in the second upper air outlet duct.

Further, the air conditioner further includes:

The air distribution plate and the air distribution plate are disposed at the air inlet to introduce the wind sucked from the air inlet into the first upper air outlet duct and the second upper air outlet duct, respectively.

Further, the fan system has an air outlet passage, and the fan system communicates with the upper air outlet and the lower air outlet through an air outlet passage, the air outlet passage includes a lower air outlet passage, and the fan portion includes a centrifugal fan, an air suction port and a casing of the centrifugal fan The air inlet is connected, the first end of the lower air passage is connected with the opening, the second end of the lower air passage is connected with the lower air outlet, and when the wind deflector is in the closed position, the lower air outlet and the opening If it is not connected, when the windshield is in the open position, the lower air outlet is in communication with the opening.

Further, the air conditioner further includes a wind direction drum connected to the fan system, and an air outlet area is disposed on the circumferential surface of the wind direction drum, the upper air outlet is opposite to the circumferential surface of the wind direction drum, and the wind direction drum is rotatably disposed in the housing To change the air supply angle of the upper air outlet.

Further, the plurality of air outlet regions are arranged in the circumferential direction of the wind direction drum, and at least one of the plurality of air outlet regions is in the circumferential direction of the wind direction drum and the rest The size of the outlet area is different.

Further, the wind direction drum comprises a drum body, and the drum body has a cylindrical structure, and a plurality of openings are formed in a circumferential direction of the cylindrical structure to form a plurality of air outlet regions, each of the openings extending in the axial direction of the drum body.

Further, an axial cross section of at least one of the plurality of openings perpendicular to the opening gradually increases outward in a radial direction of the drum body.

Further, a cross section perpendicular to the axial direction of the drum body of at least one of the plurality of openings has a first arcuate structure, and the arc of the first arc structure is 40° or 120°; between the adjacent two openings Forming an opening partition, the cross section of the opening partition perpendicular to the axial direction of the drum body is a second arc structure, and the curvature of the second arc structure is 40° or 60°.

Applying the technical solution of the present invention, the air conditioner comprises a casing, a fan system and a windshield. The housing has an upper air outlet and a lower air outlet. The fan system is disposed in the casing, the fan system includes a fan unit, the fan unit includes a volute, the volute is provided with an opening, and the opening is in communication with the lower air outlet. The wind deflector is rotatably disposed at the opening portion, and the wind deflector has a closed position for blocking the opening and an open position for avoiding the opening portion. By providing a rotatable windshield, the user can control the air outlet mode of the lower air outlet by controlling the position of the wind deflector at the opening, thereby effectively increasing the utility of the air conditioner and the comfort of the air conditioner. .

DRAWINGS

The drawings described herein are intended to provide a further understanding of the invention, and are intended to be a part of the invention. In the drawing:

1 is a schematic view showing an intake and an outflow of an embodiment of an air conditioner according to the present invention;

Figure 2 is a front elevational view showing the embodiment of the air conditioner of Figure 1;

Figure 3 is a cross-sectional structural view showing a first perspective of the embodiment of the air conditioner of Figure 1;

Figure 4 is a cross-sectional structural view showing a second perspective of the embodiment of the air conditioner of Figure 1;

Figure 5 is a schematic view showing the first air blowing mode of the embodiment of the air conditioner of Figure 1;

Figure 6 is a plan view showing the first type of air outlet of the embodiment of the air conditioner of Figure 5;

Figure 7 is a schematic view showing a second air blowing mode of the embodiment of the air conditioner of Figure 1;

Figure 8 is a plan view showing a first type of air outlet of the embodiment of the air conditioner of Figure 7;

Figure 9 is a schematic view showing a third air blowing mode of the embodiment of the air conditioner of Figure 1;

Figure 10 is a block diagram showing the structure of the wind direction drum of the air conditioner of Figure 1;

Figure 11 is a block diagram showing an embodiment of the layout of the respective air outlet regions of the wind direction drum of Figure 10.

Description of the reference numerals

10, the housing;

11, the upper air outlet; 111, the first upper air outlet; 112, the second upper air outlet; 12, the lower air outlet;

20, the wind direction drum; 21, the drum body; 22, the opening isolation portion; 23, the wind guide blade; 24, the air outlet area; 25, the air outlet area; 26, the wind outlet area;

30, fan system; 31, volute; 32, opening; 33, over-flow;

40, the air passage; 41, the first upper air duct; 42, the second upper air duct; 43, the lower air passage;

51, the upper style grille; 52, the lower style grille; 53, the entrance style grille; 54, the air inlet panel; 55, the air outlet panel;

60, windshield; 61, rack;

70, driving part; 71, driving motor; 72, driving gear; 73, driven gear;

80, guiding department;

90, divided into wind panels;

91, bearing; 92, cover plate; 93, drive gear; 94, motor; 95, bearing cover; 96, steel ball; 97, heat exchanger; 98, centrifugal fan blade; 99, fan motor.

detailed description

The invention is described in detail below. In the following paragraphs, different aspects of the embodiments are defined in more detail. Aspects so defined may be combined with any other aspect or aspects unless clearly indicated that they are not combinable. In particular, any feature that is considered to be preferred or advantageous may be considered as a preferred or advantageous feature with the other one or more.

It is to be noted that the terminology used herein is for the purpose of describing particular embodiments, and is not intended to limit the exemplary embodiments. As used herein, the singular " " " " " " There are features, steps, operations, devices, components, and/or combinations thereof.

It should be noted that the terms "first", "second" and the like in the specification and claims of the present application and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or order. It is to be understood that the terms so used are interchangeable as appropriate, such that the embodiments of the invention described herein can be implemented, for example, in a sequence other than those illustrated or described herein. In addition, the terms "comprises" and "comprises" and "the" and "the" are intended to cover a non-exclusive inclusion, for example, a process, method, system, product, or device that comprises a series of steps or units is not necessarily limited to Those steps or units may include other steps or units not explicitly listed or inherent to such processes, methods, products or devices.

For convenience of description, spatially relative terms such as "above", "above", "on top", "above", etc., may be used herein to describe as in the drawings. a device or feature Spatial positional relationship with other devices or features. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation of the device described. For example, if the device in the figures is inverted, the device described as "above other devices or configurations" or "above other devices or configurations" will be positioned "below other devices or configurations" or "at Under other devices or configurations." Thus, the exemplary term "above" can include both "over" and "under". The device can also be positioned in other different ways (rotated 90 degrees or at other orientations) and the corresponding description of the space used herein is interpreted accordingly.

Exemplary embodiments in accordance with the present application will now be described in more detail with reference to the accompanying drawings. However, the exemplary embodiments may be embodied in many different forms and should not be construed as being limited to the embodiments set forth herein. It is to be understood that the embodiments are provided so that this disclosure will be thorough and complete, and the concept of the exemplary embodiments will be fully conveyed to those skilled in the art, in which The thicknesses of the layers and regions are denoted by the same reference numerals, and the description thereof will be omitted.

Referring to Figures 1 through 11, in accordance with an embodiment of the present invention, an air conditioner is provided.

Specifically, the air conditioner includes a housing 10, a fan system 30, and a windshield 60. The housing 10 has an upper air outlet 11 and a lower air outlet 12. The fan system 30 is disposed in the casing 10. The fan system 30 includes a fan unit. The fan unit includes a volute 31. The volute 31 has an opening 32. The opening 32 communicates with the lower outlet 12. The windshield 60 is rotatably provided at the opening portion 32, and the windshield 60 has a closed position for blocking the opening portion 32 and an open position for avoiding the opening portion 32. The opening portion 32 described above forms an air outlet of the volute 31.

In the present embodiment, by providing the rotatable windshield 60, the user can control the air outlet mode of the lower air outlet 12 by controlling the position of the windshield 60 at the opening portion 32, thereby effectively increasing the air conditioner. Practicality and comfort of the air conditioner.

As shown in FIG. 3, the air conditioner includes a driving portion 70 provided in the casing 10, and the driving portion 70 drives the windshield 60 to rotate. Such an arrangement can effectively control the opening or closing of the opening portion 32, effectively increasing the comfort of the air outlet of the air conditioner, and increasing the diversity of the air outlet of the air conditioner.

Specifically, the drive unit 70 includes a drive motor 71. A drive gear 72 is provided on the output shaft of the drive motor 71. The windshield 60 is provided with a rack 61 that meshes with the drive gear 72, and the drive motor 71 drives the windshield 60 to rotate by the drive gear 72. The rotation of the windshield 60 is driven by the combination of the driving gear and the rack, which effectively increases the reliability of the wind deflector 60.

In order to allow the windshield 60 to smoothly rotate, a guide portion 80 is provided in the air conditioner. The drive unit 70 drives the windshield 60 to rotate in the longitudinal direction of the guide portion 80.

Preferably, the guide 80 includes a rail. The guide rail is disposed on the volute 31. The arrangement can effectively reduce the space occupied by the guide rails in the interior of the casing 10. The arrangement of the guide rails on the volute 31 can reduce the distance between the windshield 60 and the opening 32, and reduce the windshield 60 and the opening 32. The difficulty of sealing when closing, increases the reliability of the air conditioner.

Further, the fan system 30 has an air outlet passage 40. The fan system 30 communicates with the first upper air outlet 11 and the lower air outlet 12 through the air outlet passage 40. This arrangement enables the air conditioner to achieve normal upper and lower winds under the action of the fan system 30.

Preferably, the upper air outlets 11 are plural, and the plurality of upper air outlets 11 include a first upper air outlet 111 and a second upper air outlet 112, and the first upper air outlet 111 and the second upper air outlet 112 are arranged side by side in the horizontal direction. . This arrangement can effectively increase the air outlet area of the upper air outlet and improve the heat exchange efficiency of the air conditioner.

Referring to FIG. 3, the upper air outlet passage includes a first upper air outlet duct 41 and a second upper air outlet duct 42. The first upper air outlet duct 41 and the second upper air outlet duct 42 are disposed independently of each other, and the first end of the first upper air outlet duct 41 is in communication with the air inlet, and the second end of the first upper air outlet duct 41 is first The upper air outlet 111 is in communication, and the first end of the second upper air outlet duct 42 is in communication with the air inlet (as shown in FIG. 3, the first upper air outlet duct 41 and the second upper air outlet duct 42 are connected at the air inlet) The through-flow port 33) is formed, and the second end of the second upper air outlet duct 42 communicates with the second upper air outlet 112. The arrangement can effectively avoid the interference phenomenon when the first upper air outlet 111 and the second upper air outlet 112 enter the air, effectively improve the air blowing effect of the air conditioner, and increase the air blowing comfort of the air conditioner.

In order to evenly distribute the wind sucked from the air inlet of the air conditioner casing into the first upper air outlet duct 41 and the second upper air outlet duct 42, a air distribution plate 90 is provided in the air conditioner. The air distribution plate 90 is disposed at the air inlet to introduce the wind sucked from the air inlet into the first upper air outlet duct 41 and the second upper air outlet duct 42, respectively. Wherein, the inlet grill 53 is provided at the air inlet.

Optionally, the air distribution plate 90 is disposed at the above-mentioned overflow port 33 to distribute the air outlet of the overflow port 33 to the first upper air outlet duct 41 and the second upper air outlet duct 42.

The air outlet passage 40 further includes a lower air outlet passage 43. The fan portion includes a centrifugal fan. The air suction port of the centrifugal fan communicates with the air inlet of the casing 10. The first end of the lower air outlet passage 43 is connected to the opening portion 32. The second end of the air outlet passage 43 communicates with the lower air outlet 12. When the windshield 60 is in the closed position, the lower air outlet 12 is not in communication with the opening 32. When the windshield 60 is in the open position, the lower air outlet is provided. 12 is in communication with the opening 32. This The sample setting enables the air conditioner to have a plurality of air outlet modes, which can effectively increase the diversity of the air outlet of the air conditioner and increase the comfort of the air conditioner.

Referring to Figures 3, 6, 8, 10 and 11, the air conditioner further includes a wind direction drum 20. The wind direction drum 20 is rotatably disposed in the casing 10, and the wind direction drum 20 is provided with an air outlet area for changing the air supply angle of the upper air outlet 11. When the wind direction cylinder 20 is rotated, the air outlet area of the wind direction drum 20 communicates with the upper air outlet 11 to realize air supply to the air outlet 11, and the air outlet area and the air outlet on the wind direction cylinder 20 can cooperate with each other. Effectively increase the air supply angle of the air outlet of the air conditioner, and improve the comfort of the air outlet of the air conditioner. Of course, it is also possible to arrange the wind direction drum 20 in plurality, and each of the wind direction drums 20 corresponds to one air outlet.

The air outlet area is plural, and at least one of the plurality of air outlet areas has a size different from the size of the remaining air outlet area in the circumferential direction of the wind direction drum 20. The arrangement enables the wind direction drum 20 to have a plurality of different angles of the air supply mode, which satisfies the user's demand for the wind output, increases the comfort of the air conditioner, and improves the user experience.

The wind direction drum 20 includes a drum body 21 having a cylindrical structure, and a plurality of air outlet regions are disposed along the circumferential direction of the drum body 21. The center of gravity of the tubular wind direction cylinder is constant, so that the wind direction drum of the cylindrical structure has a good balance during the rotation process, and the stability and comfort of the wind out of the cylindrical structure are increased.

A plurality of openings are formed in the circumferential direction of the cylindrical structure to form a plurality of air outlet regions, each of which extends in the axial direction of the drum body 21. This arrangement can effectively reduce the weight of the tubular structure and also increase the air outlet area of the air outlet area.

A cross section perpendicular to the axial direction of the opening of at least one of the plurality of openings gradually increases outward in the radial direction of the drum body 21, that is, the inner diameter of the opening gradually increases from the inside to the outside in the radial direction of the drum body 21. increase. This arrangement can effectively increase the sweeping area of the wind exit area.

A cross section perpendicular to the axial direction of the drum body 21 of at least one of the plurality of openings has a first arcuate configuration. As shown in FIG. 11, FIG. 11 shows that the drum body 21 is provided with three openings, and the cross-sections of the three openings perpendicular to the axial direction of the drum body 21 are all in a first arc shape.

Wherein, the center line of the first curved structure is an arc, and the center line is located at a radial center of the first curved structure and is an arc conforming to the shape of the first curved structure. As can be seen from FIG. 11, in the clockwise direction, the arc of the center line of the cross section of the air outlet region 24 is 120°, and the arc of the center line of the cross section of the wind exit region 25 is 40°, and the arc region 26 is The centerline of the cross section has an arc of 40°.

Referring to FIG. 11 again, an opening isolation portion 22 is formed between two adjacent openings, and the opening isolation portion 22 is suspended. The cross section perpendicular to the axial direction of the drum body 21 has a second arcuate structure. Such an arrangement can effectively increase the structural strength of the wind direction drum while allowing the opening partition 22 to isolate the respective air outlet areas such that there is a reasonable distance between the respective air outlet areas.

Preferably, in order to effectively control the air outlets of the respective air outlet areas or the air outlets of the two adjacent air outlet areas at the same time, or to cooperate with the air outlet area of the other wind direction drum, the air outlet is swept. The range can achieve a 180° sweep. As can be seen from FIG. 11, in the clockwise direction, the arc of the center line of the cross section of the opening partition 22, that is, the arc of the second arc structure is 60°, 40°, and 60°.

In order to adjust the wind direction of the wind blown from the wind direction drum 20 in the vertical direction, the air conditioner is also provided with guide vanes 23 which are disposed in the respective air outlet regions. Among them, the wind guide vane 23 can swing in the vertical direction.

In order to further adjust the wind direction of the wind blown from the air outlet area in the horizontal direction, the air conditioner is further provided with an upper style grille 51, and the upper style grille 51 is rotatably disposed at the upper air outlet port 11.

In order to increase the wind comfort at the lower air outlet 12 and to prevent foreign matter from entering the air conditioner, a lower style grill 52 is provided at the lower air outlet 12.

Specifically, the air conditioner in this embodiment is a cylindrical vertical air conditioner, and the fan system of the air conditioner includes two cross flow air passages, and one cross flow air passage includes a first upper air outlet duct 41 and is disposed at the first upper air outlet. The first cross flow vane in the duct 41; the other cross flow duct includes a second upper air duct 42 and a second cross flow vane disposed in the second upper air duct 42. The fan system of the air conditioner further includes a centrifugal duct including a volute 31 and a centrifugal fan disposed in the volute.

The air conditioner includes two independent cross-flow ducts, a centrifugal duct located at a lower portion of the casing 10, a windshield moving mechanism for driving the rotation of the windshield 60, a heat exchanger 97, and a water receiving tray. The heat exchanger 97 is a U-shaped fin-and-tube evaporator. The air conditioner further includes an upper style grill 51 disposed outside the upper air outlet 11, a lower style grill 52 disposed outside the lower air outlet 12, a grilling mechanism for driving the rotation of the upper grill 51, and a grilling mechanism Wind panel 55, air inlet panel 54, chassis, cover 92, display, and other necessary electronic controls.

A cross-flow duct located at an upper portion of the casing 10 includes a cross-flow vane and a motor that drives the cross-flow vane to operate to form a duct in which the airflow flows. A sweeping vane is provided at the upper air outlet 11 at the end of the cross-flow duct, and the sweeping vane can swing up and down to change the direction of the wind. Two cross-flow ducts in the upper portion of the casing 10 are disposed opposite each other within the air conditioner. The air inlets of the two cross-flow ducts are close to each other, and the air outlets of the two cross-flow ducts are far apart, and the angle of the air outlet direction of the air outlets of the two cross-flow ducts is set between 90° and 180°, Expand its air supply range. The tuyere drum 20 has three air outlets in the circumferential direction, and the tuyere drum 20 is rotated about a vertical rotation axis by the stepping motor, and the tuyere drum 20 The angle of the air outlet area is also changed to achieve a 180° wide angle air supply.

Two mutually independent cross-flow ducts extend to a position close to the heat exchanger 97 or abutting the heat exchanger 97 to isolate the two cross-flow ducts, so as to prevent the airflow from flowing in the two cross-flow ducts. Airflow noise is exacerbated by the formation of eddy currents due to uneven pressure. The centrifugal air duct includes a wind deflector 60, a guide rail, a driving gear, a driven gear, a rack and a motor, and the motor drives the driven gear through the driving gear, and the driven gear meshes with the rack provided on the wind deflector 60, so that The motor drives the windshield 60 to move along the guide rail, thereby controlling the opening and closing of the lower air outlet 12. The lower air outlet 12 can be opened and closed according to user settings or intelligent control.

The air in the space formed between the two upper air outlets 11 and the lower air outlet 12 of the air conditioner can be in contact with the cross flow air duct or the centrifugal air duct, and the temperature in the above-mentioned space is easy because the temperature of the cross flow air duct or the centrifugal air duct is low. Condensed water is formed, so the material is insulated on the cross-flow duct or the centrifugal duct to prevent the moist air from coming into contact with the cross-flow duct or the centrifugal duct to generate condensation water.

A heat exchanger 97 is disposed between the inlet panel 54 and the inlet end of the centrifugal duct and between the inlet panel 54 and the inlet end of the cross-flow duct. The indoor normal temperature air enters the casing 10 from the inlet panel 54 and exchanges heat with the heat exchanger 97. The air exchanged with the heat exchanger 97 is sent to the room through the upper air outlet 11 and the lower air outlet 12.

The heat exchanger 97 covers the inlet air passages of the centrifugal and cross-flow ducts to allow the air entering the casing 10 to sufficiently exchange heat with the heat exchanger. The heat exchanger 97 is placed vertically in the water receiving tray, and the condensation water formed on the surface of the heat exchanger 97 is merged into the water receiving tray, and then discharged to the air conditioner through a drain pipe connected to the water receiving tray.

The air conditioner includes a style grille including an upper style grille 51 disposed outside the upper air outlet 11 and a lower style grille 52 disposed outside the lower air outlet 12, wherein the upper style grille 51 It can be swung left and right to change the direction of the wind, and the lower style grille 52 can swing up and down to change the direction of the wind.

The style grille comprises transverse ribs and vertical and curved air guiding ribs, and each of the air outlet regions of the style grille has a material for sealing, compressible deformation and good heat preservation, such as rubber. Sponge or other materials used to prevent indoor air from flowing into the interior of the air conditioner, causing serious condensation inside the air conditioner.

The upper-out style grille 51 is connected to a moving mechanism respectively disposed at the top and the bottom of the cross-flow duct by screws, and is driven by the motion mechanism, and the upper-style grille 51 can swing left and right to expand the air supply range.

A moving mechanism is provided at the top and the bottom of the cross-flow duct, and the moving mechanism includes a driving gear 93, a driven gear 73 meshing with the driving gear 93, a motor 94 driving the driving gear 93, and a connecting style grill 51. A bearing 91 with the housing 10, a bearing cover 95 mounted on the bearing 91, and a steel ball 96. The driving gear 93 is driven by the motor 94, and the driving gear 93 drives the driven gear 93 to rotate, and the upper-style grille 51 and the driven gear 94 are tight. After the solid follower driven gear 94 moves, the upper style grille 51 swings to the left and right. The driven gear 73 has a grill mounting structure and a gear structure that cooperates with the driving gear 93.

The lower style grille 52 is fixed to the cover plate 92 and the air inlet panel 54 at the bottom of the housing 10 by screws. a windshield moving mechanism is disposed on a lower right side of the volute 31 of the centrifugal air duct, and the windshield moving mechanism includes a guide rail fixed on the volute for guiding the rotation of the wind deflector, a rack mounted on the windshield, and The rack-engaging drive gear and the motor connected to the drive gear drive the windshield along the guide rail through the drive gear and the rack to open and close the opening portion 32. The contact portion of the windshield 60 and the guide rail is lubricated with silicone grease.

The two cross-flow air passages on the upper part of the casing 10 are matched with the air supply mode of the style grille, and the lower part can be controlled according to the user setting or intelligently controlling the air outlet, and the air conditioner can realize the full-scale three-dimensional air supply and improve the uniformity of the temperature field of the room. Improve human comfort.

As shown in Fig. 4, the centrifugal vane 98 of the fan unit provided in the upper duct system and the vane motor 99 for driving the centrifugal vane rotation are shown.

The compressor and heat exchange system provided by the present invention are described in detail above. The principles and embodiments of the present invention have been described herein with reference to specific embodiments thereof. The description of the above embodiments is only to assist in understanding the method of the present invention and its core idea. It should be noted that those skilled in the art can make various modifications and changes to the present invention without departing from the spirit and scope of the invention.

Claims

An air conditioner, comprising:

a housing (10) having an upper air outlet (11) provided at an upper portion of the housing (10) and a lower air outlet (12) provided at a lower portion of the housing (10);

a fan system (30) disposed in the casing (10) for supplying air to the upper air outlet (11) and the lower air outlet (10), the fan system (30) including a fan unit The fan unit includes a volute (31), and the volute (31) is provided with an opening (32), and the opening (32) communicates with the lower air outlet (12).
The air conditioner according to claim 1, further comprising a wind deflector (60) rotatably disposed at the opening portion (32), the wind deflector (60) having the opening The closed position of the portion (32) and the open position of the opening portion (32).
The air conditioner according to claim 2, wherein the air conditioner further comprises:

The driving portion (70) is disposed in the casing (10), and the driving portion (70) drives the wind deflector (60) to rotate.
The air conditioner according to claim 3, wherein the driving portion (70) comprises:

a driving motor (71), wherein an output shaft of the driving motor (71) is provided with a driving gear (72), and the wind deflector (60) is provided with a rack that meshes with the driving gear (72) ( 61) The drive motor (71) drives the wind deflector (60) to rotate by driving the drive gear (72).
The air conditioner according to claim 3, wherein the air conditioner further comprises:

A guiding portion (80) is disposed in the casing (10), and the driving portion (70) drives the wind deflector (60) to rotate in a longitudinal direction of the guiding portion (80).
The air conditioner according to claim 5, wherein the guide portion (80) includes a guide rail, and the guide rail is disposed on the volute (31).
The air conditioner according to claim 1, wherein said upper air outlet (11) is plural, and said plurality of upper air outlets (11) include a first upper air outlet (111) and a second upper air outlet The tuyere (112), the first upper air outlet (111) and the second upper air outlet (112) are arranged side by side in the horizontal direction.
The air conditioner according to claim 7, wherein said fan system (30) has an air outlet passage (40) through said air outlet passage (40) and said upper air outlet Tuyere (11) and The air outlet (12) is connected to each other, and the air outlet passage includes a first upper air outlet duct (41) and a second upper air outlet duct (42), the first upper air outlet duct (41) and the The second upper air outlet ducts (42) are disposed independently of each other, and the first end of the first upper air outlet duct (41) is in communication with the air inlet of the casing (10), and the first upper air outlet duct a second end of the (41) is in communication with the first upper air outlet (111), a first end of the second upper air outlet duct (42) is in communication with the air inlet, and the second upper exit The second end of the air duct (42) is in communication with the second upper air outlet (112).
The air conditioner according to claim 8, wherein

a first cross-flow vane is disposed in the first upper air outlet duct; and/or

A second cross flow vane is disposed in the second upper air outlet duct.
The air conditioner according to claim 8, wherein the air conditioner further comprises:

a wind deflecting plate (90), the wind dividing plate (90) is disposed at the air inlet, to introduce the wind sucked from the air inlet into the first upper air outlet duct (41) and the The second upper air outlet duct (42).
The air conditioner according to claim 1, wherein said fan system (30) has an air outlet passage (40) through said air outlet passage (40) and said upper air outlet The tuyere (11) is in communication with the lower air outlet (12), the air outlet passage (40) includes a lower air outlet passage (43), and the fan portion includes a centrifugal fan, and the air suction port of the centrifugal fan The air inlet of the casing (10) is in communication, the first end of the lower air passage (43) is connected to the opening (32), and the second end of the lower air passage (43) is The lower air outlet (12) is in communication. When the wind deflector (60) is in the closed position, the lower air outlet (12) is not in communication with the opening portion (32). When the wind plate (60) is in the open position, the lower air outlet (12) communicates with the opening (32).
The air conditioner according to claim 1, wherein the air conditioner further comprises a wind direction drum (20) communicating with the fan system (30), and the wind direction drum (20) is provided on a circumferential surface thereof An air outlet region, the upper air outlet (11) is opposite to a circumferential surface of the wind direction drum (20), and the wind direction drum (20) is rotatably disposed in the casing (10) to change The air supply angle of the upper air outlet (11).
The air conditioner according to claim 12, wherein the plurality of air outlet regions are plural, and the plurality of air outlet regions are arranged along a circumferential direction of the wind direction drum (20), and the plurality of air outlets At least one of the outlet regions in the region is different in size in a circumferential direction of the wind direction drum (20) from a size of the remaining air outlet regions.
The air conditioner according to claim 12, wherein said wind direction drum (20) comprises a drum a body (21), the drum body (21) has a cylindrical structure, and a plurality of openings are formed along a circumferential direction of the cylindrical structure to form a plurality of the air outlet regions, and each of the openings is along the turn The barrel body (21) extends in the axial direction.
The air conditioner according to claim 14, wherein a cross section of at least one of the plurality of openings perpendicular to an axial direction of the opening is along a radial direction of the drum body (21) Gradually increasing outside.
The air conditioner according to claim 14, wherein a cross section of at least one of the plurality of openings perpendicular to an axial direction of the drum body (21) is a first curved structure. The arc of the first curved structure is 40° or 120°; an opening partition (22) is formed between two adjacent openings, and the opening partition (22) is perpendicular to the drum body (21) The axial cross section has a second arcuate structure with an arc of 40° or 60°.