CN210921588U - Fresh air device and air conditioner - Google Patents
Fresh air device and air conditioner Download PDFInfo
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- CN210921588U CN210921588U CN201922059007.1U CN201922059007U CN210921588U CN 210921588 U CN210921588 U CN 210921588U CN 201922059007 U CN201922059007 U CN 201922059007U CN 210921588 U CN210921588 U CN 210921588U
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Abstract
The utility model discloses a new trend device and air conditioner relates to air conditioner technical field. This new trend device includes the wind channel shell, first air blocking door, second air blocking door and fan, be provided with down the wind channel in the wind channel shell, the fan is installed in wind channel down, down the wind channel has the first air intake of mutual intercommunication, second air intake and exhaust vent, first air intake is used for supplying outdoor air to let in, the second air intake is used for supplying the temperature regulation air to let in, first air blocking door and second air blocking door are all installed on the wind channel shell, first air blocking door can open or close first air intake, second air blocking door can open or close the second air intake. Compared with the prior art, the utility model provides a new trend device is owing to adopted first air intake, second air intake and the exhaust vent of mutual intercommunication, so can blow off after external new trend mixes with hot-blast or cold wind to eliminate the difference in temperature between it, promote user experience.
Description
Technical Field
The utility model relates to an air conditioner technical field, in particular to new trend device and air conditioner.
Background
Because present air conditioner all uses in relative airtight environment, if long-time the use air conditioner, the room air quality can descend, so a lot of air conditioners all independently are provided with the new trend air outlet outside cold and hot air outlet, can introduce indoor through the new trend air outlet with external new trend in the air conditioner use to improve the air quality that adjusts the temperature. However, when new trend function and the function that adjusts the temperature used simultaneously, cold and hot air outlet blows off cold wind or hot-blast to indoor, and the new trend air outlet blows off external new trend to indoor, has the difference in temperature between the two, can lead to user experience not good.
SUMMERY OF THE UTILITY MODEL
The utility model provides a problem how blow off after mixing external new trend and hot-blast or cold wind to eliminate the difference in temperature between it, promote user experience.
In order to solve the above problem, the technical scheme of the utility model is realized like this:
the utility model provides a new trend device, including the wind channel shell, first air damper, second air damper and fan, be provided with down the wind channel in the wind channel shell, the fan is installed in wind channel down, down the wind channel has the first air intake of mutual intercommunication, second air intake and exhaust vent, first air intake is used for supplying the outdoor air to let in, the second air intake is used for supplying the air of adjusting the temperature to let in, first air damper and second air damper all install on the wind channel shell, first air damper can be opened or close first air intake, second air damper can be opened or close the second air intake. Compared with the prior art, the utility model provides a new trend device is owing to adopted first air intake, second air intake and the exhaust vent of mutual intercommunication, so can blow off after external new trend mixes with hot-blast or cold wind to eliminate the difference in temperature between it, promote user experience.
Furthermore, the air duct shell comprises an air guide shell and a volute, the air guide shell is communicated with the volute and combined to form a lower air duct, the first air inlet and the second air inlet are both arranged on the air guide shell, the air outlet hole is arranged on the volute, and the fan is arranged in the volute. Outdoor air can enter the lower air duct from the fresh air inlet through the first air inlet under the action of the fan, and then is blown out of the lower air outlet to the indoor space from the air outlet; the temperature-adjusting air can enter the lower air duct from the upper air inlet through the upper air duct and the second air inlet under the action of the fan, and then is blown out to the indoor through the lower air outlet from the air outlet hole.
Furthermore, the first air inlet is formed in the side face of the air guide shell, the second air inlet is formed in the top face of the air guide shell, the air guide shell is provided with a vent hole, the vent hole is opposite to the first air inlet, and the volute is connected outside the vent hole. The air guide shell is vertically arranged, so that air in the upper air channel flows vertically downwards to enter the lower air channel, air entering the air guide shell from the first air inlet and the second air inlet enters the volute through the vent holes, and then is blown out of the room from the air outlet hole, and therefore the functions of lower air outlet and fresh air are achieved.
Furthermore, the bottom of the inner wall of the air guide shell is provided with a first air guide surface, and the first air guide surface is formed by extending a first air inlet towards the direction of the air vent in an outward expansion manner. The first guide surface and the plane where the first air inlet is located are intersected to form a first arc line segment, the first guide surface and the plane where the vent hole is located are intersected to form a second arc line segment, outdoor air entering the air guide shell from the first air inlet flows towards the vent hole along the first guide surface, the first guide surface can guide and guide the outdoor air, the air inlet amount is increased, and the air inlet effect is good.
Further, the first arc line segment and the second arc line segment are both semicircular line segments. First water conservancy diversion face extends to the lower half in ventilation hole from the lower half of first air intake, has further improved water conservancy diversion efficiency, has strengthened the air inlet effect.
Furthermore, the inner wall of the air guide shell is provided with a second air guide surface, and the second air guide surface is obliquely arranged from the second air inlet to the direction of the air vent. The temperature-adjusting air entering the air guide shell from the second air inlet flows towards the air vent along the second flow guide surface, and the second flow guide surface can guide and guide the temperature-adjusting air, so that the air inlet amount is increased, and the air inlet effect is good.
Furthermore, the first air inlet and the vent hole are coaxially arranged, and the diameter of the first air inlet is smaller than that of the vent hole. First air intake sets up with the ventilation hole is relative, and the outdoor air that gets into the wind-guiding shell from first air intake can be fast arrange to the spiral case in from the ventilation hole in, improves air inlet efficiency.
Furthermore, the number of the air outlet holes is two, and the two air outlet holes are oppositely arranged at two ends of the volute. The air in the volute can be blown out to the indoor through two exhaust vents simultaneously, improves the air output, and the air-out is effectual.
Furthermore, the fresh air device further comprises a first driving piece and a second driving piece, the first driving piece is fixedly installed on the air duct shell and is connected with the first air blocking door, and the second driving piece is fixedly installed on the air duct shell and is connected with the second air blocking door. The first driving piece can drive the first air blocking door to move so as to open or close the first air inlet, and the second driving piece can drive the second air blocking door to move so as to open or close the second air inlet, so that the synchronous operation or the independent operation of the lower air outlet and the fresh air function of the cabinet air conditioner is realized.
Further, first driving piece is the motor, and first air blocking door articulates on the wind channel shell, and first driving piece can drive first air blocking door and rotate to open or close first air intake. Thereby realizing the starting or stopping of the fresh air function.
In a second aspect, the present invention provides an air conditioner, comprising a housing, an upper air duct assembly and the fresh air device, wherein the housing is provided with an upper air inlet, a fresh air inlet, an upper air outlet and a lower air outlet, the upper air inlet is provided with an upper air duct inside, the upper air inlet is communicated with the upper air outlet through the upper air duct, the fresh air device comprises an air duct shell, a first air damper, a second air damper and a fan, the air duct shell is provided with a lower air duct inside, the fan is arranged inside the lower air duct, the lower air duct is provided with a first air inlet, a second air inlet and an air outlet which are communicated with each other, the first air inlet is communicated with the fresh air inlet, the first air inlet is used for introducing outside air, the second air inlet is communicated with the upper air duct, the second air inlet is used for introducing temperature-adjusting air, the air outlet is communicated with the lower air outlet, the first air damper and the second damper, the second air blocking door can open or close the second air inlet. The air conditioner can blow off after external new trend mixes with hot-blast or cold wind to eliminate the difference in temperature between it, promote user experience.
Drawings
Fig. 1 is an exploded view of a first embodiment of a fresh air device according to the present invention;
fig. 2 is an exploded view of the fresh air device according to the first embodiment of the present invention from another perspective;
fig. 3 is a cross-sectional view of a fresh air device according to a first embodiment of the present invention;
fig. 4 is a schematic structural view of a fresh air device according to a first embodiment of the present invention;
fig. 5 is an exploded view of an air conditioner according to a second embodiment of the present invention;
fig. 6 is a schematic view of an air conditioner according to a second embodiment of the present invention;
fig. 7 is a schematic structural view of another perspective of an air conditioner according to a second embodiment of the present invention;
fig. 8 is a schematic structural view of an air conditioner according to a second embodiment of the present invention in a cooling state;
fig. 9 is a schematic structural view of an air conditioner according to a second embodiment of the present invention in a heating state;
fig. 10 is a schematic structural view of the air conditioner according to the second embodiment of the present invention when the air conditioner operates the fresh air exchanging function alone.
Description of reference numerals:
10-an air conditioner; 100-a fresh air device; 110-a lower air duct; 120-an air duct shell; 121-a first air inlet; 122-a second air inlet; 123-a wind guide shell; 124-a volute; 125-a vent; 126-air outlet; 127-a first flow guide surface; 128-a second flow guide surface; 130-a first damper door; 140-second damper door; 150-a fan; 151-wind wheel; 152-a drive motor; 160-a first drive member; 170-a second driving member; 200-a front panel; 210-an upper air outlet; 220-lower air outlet; 300-back boarding; 310-an upper inlet; 320-fresh air inlet; 400-an evaporator; 500-an upper duct assembly; 510-an upper air duct; 520-crossflow blower; 530-an air outlet shell; 531-opening; 600-shell.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below.
First embodiment
Referring to fig. 1 and fig. 2, an embodiment of the present invention provides a fresh air device 100 for improving the quality of temperature-controlled air. It can blow off after external new trend mixes with hot-blast or cold wind to eliminate the difference in temperature between it, promote user experience. It should be noted that the fresh air device 100 is applied to an air conditioner, the air conditioner is used for blowing out temperature-regulated air indoors, namely blowing out hot air or cold air indoors to regulate and control indoor temperature, the fresh air device 100 is used for pumping outside fresh air indoors, namely blowing out outdoor air indoors to improve temperature-regulated air quality, and the fresh air device 100 can mix the temperature-regulated air with outdoor air to eliminate temperature difference between the temperature-regulated air and the outdoor air and blow out the temperature-regulated air indoors, so that comfort of a user is improved.
The fresh air device 100 includes an air duct case 120, a first damper door 130, a second damper door 140, a fan 150, a first driving member 160, and a second driving member 170. The air duct housing 120 is provided therein with a lower air duct 110, and the fan 150 is installed in the lower air duct 110. The lower duct 110 has a first inlet 121, a second inlet 122 and an outlet 126 that are communicated with each other. The first air inlet 121 is used for introducing outdoor air, and the outdoor air can enter the lower air duct 110 through the first air inlet 121; the second air inlet 122 is used for introducing temperature-regulated air, and the temperature-regulated air can enter the lower air duct 110 through the second air inlet 122. The outdoor air and the temperature-adjusted air can be mixed in the lower duct 110 to remove a temperature difference between the outdoor air and the temperature-adjusted air, and blown out to the indoor through the outlet hole 126.
The first damper door 130 and the second damper door 140 are both installed on the air duct shell 120, the first driving member 160 is connected to the first damper door 130 to drive the first damper door 130 to move, and the first damper door 130 can open or close the first air inlet 121 to open or stop the fresh air function. The second driving member 170 is connected to the second damper door 140 to drive the second damper door 140 to move, and the second damper door 140 can open or close the second air inlet 122 to start or stop the temperature adjustment function.
The air duct housing 120 includes a wind guide housing 123 and a volute 124. The air guiding shell 123 is communicated with the volute 124 and combined to form the lower air duct 110. The first air inlet 121 and the second air inlet 122 are both disposed on the air guiding shell 123, and the air outlet 126 is disposed on the volute 124. A fan 150 is mounted within the volute 124, and the fan 150 is configured to draw air into the airflow. Outdoor air can enter the lower air duct 110 from the first air inlet 121 under the action of the fan 150, and then is blown out to the indoor from the air outlet 126; the temperature-adjusted air can enter the lower air duct 110 from the second air inlet 122 under the action of the fan 150, and then be blown out to the indoor from the air outlet 126.
In this embodiment, the air guiding casing 123 is detachably connected to the volute 124, so as to facilitate installation and maintenance. But not limited thereto, in other embodiments, the wind guiding shell 123 and the volute 124 may be integrally formed to improve the connection strength.
It should be noted that the first air inlet 121 is disposed on a side surface of the air guide shell 123, the second air inlet 122 is disposed on a top surface of the air guide shell 123, the air guide shell 123 is provided with a vent hole, the vent hole is disposed opposite to the first air inlet, that is, the vent hole 125 is disposed on one side of the air guide shell 123 far away from the first air inlet 121, and both the first air inlet 121 and the second air inlet 122 are communicated with the vent hole 125. The volute 124 is connected to the outside of the vent 125, and the vent 125 is communicated with the air outlet 126.
In this embodiment, the air guide shell 123 is vertically arranged, so that the temperature-adjusting air output by the air conditioner vertically enters the lower air duct 110, and the air inlet efficiency is improved. The air entering the air guiding shell 123 from the first air inlet 121 and the second air inlet 122 enters the volute 124 through the vent 125, and is blown out to the indoor through the air outlet 126, so as to realize the functions of temperature regulation and fresh air.
Specifically, the first air inlet 121 and the vent 125 are disposed on two sides of the air guide shell 123, the first air inlet 121 and the vent 125 are coaxially disposed, the diameter of the first air inlet 121 is smaller than that of the vent 125, and outdoor air entering the air guide shell 123 from the first air inlet 121 can be rapidly discharged into the volute 124 from the vent 125, so that air inlet efficiency is improved.
In this embodiment, the number of the air outlets 126 is two, and the two air outlets 126 are oppositely disposed at two ends of the volute 124. The air in the volute 124 can be blown out to the indoor through the two air outlet holes 126, so that the air outlet quantity is increased, and the air outlet effect is good.
The fan 150 includes a wind wheel 151 and a driving motor 152. The wind wheel 151 is installed in the volute 124 and connected with the driving motor 152. The driving motor 152 can drive the wind wheel 151 to rotate, so as to drive the air to flow, so that the air enters the volute 124 from the air duct casing 120, and is blown out from the air outlet 126 to the indoor.
Referring to fig. 3, it is noted that the bottom of the inner wall of the air guiding shell 123 is provided with a first guiding surface 127, and the first guiding surface 127 extends from the first air inlet 121 toward the air vent 125 in an outward expanding manner. The first flow guiding surface 127 intersects with the plane of the first air inlet 121 to form a first arc line segment, and the first flow guiding surface 127 intersects with the plane of the air vent 125 to form a second arc line segment. Outdoor air entering the air guide shell 123 from the first air inlet 121 flows towards the air vent 125 along the first flow guide surface 127, and the first flow guide surface 127 can guide and guide the outdoor air, so that the air inlet amount is increased, and the air inlet effect is good.
In this embodiment, the first arc segment and the second arc segment are both semicircular segments. First water conservancy diversion face 127 extends to the lower half of ventilation hole 125 from the lower half of first air intake 121, because first air intake 121 and ventilation hole 125 coaxial setting, and the diameter of first air intake 121 is less than the diameter of ventilation hole 125, so the shape of first water conservancy diversion face 127 is half of frustum outer peripheral surface, and it has further improved water conservancy diversion efficiency, has strengthened the air inlet effect.
It is noted that the inner wall of the air guiding shell 123 is provided with a second guiding surface 128, and the second guiding surface 128 is disposed from the second air inlet 122 to the direction of the air vent 125. The temperature-adjusting air entering the air guide shell 123 from the second air inlet 122 flows to the air vent 125 along the second flow guide surface 128, and the second flow guide surface 128 can guide and guide the temperature-adjusting air, so that the air inlet amount is increased, and the air inlet effect is good. Specifically, the second flow-guiding surface 128 is a plane, and the second flow-guiding surface 128 extends from a side of the second air inlet 122 close to the air vent 125 to a top of the air vent 125.
Referring to fig. 4, it should be noted that the first driving member 160 is fixedly mounted on the air guiding shell 123 of the air duct shell 120 and connected to the first damper door 130 to open or close the first air inlet 121, and the second driving member 170 is fixedly mounted on the air guiding shell 123 of the air duct shell 120 and connected to the second damper door 140 to open or close the second air inlet 122, so as to implement synchronous operation or independent operation of temperature adjustment and fresh air functions of the air conditioner 10.
In this embodiment, the first driving member 160 is a motor, the first air blocking door 130 is hinged to the air guide shell 123 of the air duct shell 120, and the first driving member 160 can drive the first air blocking door 130 to rotate so as to open or close the first air inlet 121, thereby realizing the opening or stopping of the fresh air function. However, the present invention is not limited thereto, and in other embodiments, the first driving member 160 may also be a hydraulic motor or a pneumatic motor, which can also drive the first damper door 130 to rotate, and the driving mode of the first driving member 160 is not limited in particular.
In this embodiment, the specific structure of the second driving member 170 is the same as that of the first driving member 160, and is not described herein again.
The embodiment of the utility model provides a new trend device 100, be provided with lower wind channel 110 in the wind channel shell 120, fan 150 installs in lower wind channel 110, lower wind channel 110 has first air intake 121, second air intake 122 and exhaust vent 126 that communicate each other, first air intake 121 is used for supplying outdoor air to let in, second air intake 122 is used for supplying the temperature-adjusting air to let in, first damper door 130 and second damper door 140 are all installed on wind channel shell 120, first damper door 130 can be opened or first air intake 121 is closed, second damper door 140 can be opened or second air intake 122 is closed. Compared with the prior art, the utility model provides a new trend device 100 is owing to adopted first air intake 121, second air intake 122 and the exhaust vent 126 of mutual intercommunication, so can blow off after external new trend mixes with hot-blast or cold wind to eliminate the difference in temperature between it, promote user experience.
Second embodiment
Referring to fig. 5, fig. 6 and fig. 7, an embodiment of the present invention provides an air conditioner 10 for adjusting indoor air temperature. The air conditioner 10 includes a casing 600, an evaporator 400, a fresh air device 100, and an upper duct assembly 500. The basic structure and principle of the fresh air device 100 and the technical effects thereof are the same as those of the first embodiment, and for the sake of brief description, reference may be made to corresponding contents of the first embodiment for parts of this embodiment that are not mentioned.
In this embodiment, this air conditioner 10 is cabinet air conditioner, and it only goes up the air-out when can realizing refrigerating, and cold wind does not blow to the people, goes out the air-out simultaneously from top to bottom during heating, and hot-blast can fall to the ground to improve user's travelling comfort.
The air conditioner 10 includes a case 600, an evaporator 400, a fresh air device 100, and an upper duct assembly 500. The housing 600 includes a front panel 200 and a back panel 300, the front panel 200 and the back panel 300 are detachably connected and combined to form a mounting cavity (not shown), and the evaporator 400, the fresh air device 100 and the upper duct assembly 500 are all mounted in the mounting cavity. The evaporator 400 and the upper air duct assembly 500 are arranged side by side and are both arranged above the fresh air device 100, the evaporator 400 is used for refrigerating or heating air, the upper air duct assembly 500 is used for achieving an upper air outlet function of the air conditioner 10, and the fresh air device 100 is used for achieving a lower air outlet function and a fresh air function of the air conditioner 10.
It should be noted that the back panel 300 is provided with an upper air inlet 310 and a fresh air inlet 320, and the upper air inlet 310 is arranged above the fresh air inlet 320; the front panel 200 is provided with an upper outlet 210 and a lower outlet 220, and the upper outlet 210 is disposed above the lower outlet 220. The upper air inlet 310, the evaporator 400, the upper air duct assembly 500 and the upper air outlet 210 are arranged at corresponding positions, an upper air duct 510 is arranged in the upper air duct assembly 500, and temperature-adjusting air can sequentially pass through the upper air inlet 310, the evaporator 400, the upper air duct 510 and the upper air outlet 210 under the action of the upper air duct assembly 500 and is blown out to the indoor space, so that the upper air outlet function of the air conditioner 10 is realized. The lower air duct 110 is arranged in the fresh air device 100, the lower air duct 110 is respectively communicated with the upper air duct 510 and the lower air outlet 220, and the temperature-adjusting air can sequentially pass through the upper air inlet 310, the evaporator 400, the upper air duct 510, the lower air duct 110 and the lower air outlet 220 under the action of the fresh air device 100 and is blown out to the indoor space, so that the lower air outlet function of the air conditioner 10 is realized. One side of the fresh air inlet 320 is communicated with the outdoor, the other side is communicated with the lower air duct 110, and the outdoor air can sequentially pass through the fresh air inlet 320, the lower air duct 110 and the lower air outlet 220 under the action of the fresh air device 100 and is blown out to the indoor, so that the fresh air function of the air conditioner 10 is realized. When the lower air-out function and the new trend function of air conditioner 10 start simultaneously, the air of adjusting temperature and outdoor air blow off after can mixing in wind channel 110 down to eliminate the difference in temperature between it, promote user experience.
The upper duct assembly 500 includes a cross flow fan 520 and an outlet casing 530. The cross flow fan 520 is installed in the air outlet casing 530, the air outlet casing 530 and the evaporator 400 are arranged at an interval, the upper air duct 510 is arranged in the air outlet casing 530, the cross flow fan 520 can drive air to move to form air flow, the air flow can penetrate through the evaporator 400 and enter the upper air duct 510, and is blown out to the indoor from the upper air outlet 210, and in the process, the evaporator 400 can refrigerate or heat the air flow so as to regulate and control the indoor temperature. In addition, an opening 531 is disposed at the bottom of the air outlet casing 530, and the fresh air device 100 is connected to the opening 531, so that the upper air duct 510 is communicated with the lower air duct 110 through the opening 531.
It should be noted that the air outlet casing 530 is connected to the air duct casing 120, the first air inlet 121 is communicated with the fresh air inlet 320, the first air inlet 121 is used for introducing outdoor air, and the outdoor air can enter the lower air duct 110 through the fresh air inlet 320 and the first air inlet 121. The second air inlet 122 is communicated with the opening 531, that is, the upper air duct 510, and the second air inlet 122 is used for introducing temperature-regulated air, and the temperature-regulated air can enter the lower air duct 110 through the opening 531 and the second air inlet 122. The air outlet 126 is communicated with the lower air outlet 220, and air in the lower air duct 110 can be output to the indoor through the air outlet 126 and the lower air outlet 220.
In this embodiment, the first air inlet 121 and the second air inlet 122 are both disposed on the air guiding shell 123, and the air guiding shell 123 is connected to the back panel 300 and the air outlet shell 530, so that the first air inlet 121 is communicated with the fresh air inlet 320, and the second air inlet 122 is communicated with the opening 531. The air outlet 126 is disposed on the volute 124, and the volute 124 is connected to the front panel 200, so that the air outlet 126 is communicated with the lower air outlet 220. The outdoor air can enter the lower air duct 110 from the fresh air inlet 320 through the first air inlet 121 under the action of the fan 150, and then is blown out to the indoor through the lower air outlet 220 from the air outlet 126; the temperature-adjusted air can enter the lower air duct 110 from the upper air inlet 310 through the upper air duct 510 and the second air inlet 122 under the action of the fan 150, and then be blown out to the room from the air outlet 126 through the lower air outlet 220.
It should be noted that the second air inlet 122 is communicated with the upper air duct 510, when the air conditioner 10 heats, hot air is blown out to the room through the upper air duct 510, meanwhile, a part of the hot air enters the air guide shell 123 from the second air inlet 122, and is further blown out to the room through the fan 150, so that the hot air is simultaneously blown out from the upper side and the lower side, and the heating efficiency is improved.
In this embodiment, the number of the air outlets 126 and the number of the lower air outlets 220 are two, the two air outlets 126 are oppositely disposed at two ends of the volute 124, and the two lower air outlets 220 are disposed on the front panel 200 at intervals and are both disposed below the upper air outlet 210. The air in the volute 124 can be blown out to the indoor through the two air outlet holes 126, so that the air outlet quantity is increased, and the air outlet effect is good.
Referring to fig. 8, 9 and 10 (the direction of the hollow arrow in fig. 8, 9 and 10 is the air flowing direction), it should be noted that, when the air conditioner 10 is cooling, the second driving member 170 drives the second damper 140 to close the second air inlet 122, the cross flow fan 520 is started, and the temperature-adjusted air passes through the evaporator 400 under the action of the cross flow fan 520, and is blown out from the upper air outlet 210 to the room through the upper air duct 510. In this process, the evaporator 400 cools the air flow, and the cool air is blown out only from the upper air outlet 210 and is not blown toward the user, thereby improving the comfort of the user. In this state, if fresh air needs to be introduced into the room, the first driving member 160 drives the first damper door 130 to open the first air inlet 121, the driving motor 152 is started to drive the wind wheel 151 to rotate, so that the outdoor air enters the lower air duct 110 from the first air inlet 121, at this time, the cold air is blown out from the upper air outlet 210 to the room, and the outdoor air is blown out from the lower air outlet 220 to the room.
When the air conditioner 10 heats, the second driving member 170 drives the second damper 140 to open the second air inlet 122, the cross flow fan 520 is started, the driving motor 152 is started to drive the wind wheel 151 to rotate, the temperature-adjusted air passes through the evaporator 400 under the action of the cross flow fan 520 and passes through the upper air duct 510, at this time, a part of air is blown out to the room from the upper air outlet 210, and another part of air enters the lower air duct 110 and is blown out to the room from the lower air outlet 220 under the action of the wind wheel 151. In this process, the evaporator 400 heats the air flow, and hot air is blown out from the upper air outlet 210 and the lower air outlet 220 at the same time, so that the hot air can fall to the ground, and the comfort of the user is improved. In this state, if fresh air needs to be introduced into the room, the first driving member 160 drives the first damper 130 to open the first air inlet 121, so that the outdoor air enters the lower air duct 110 from the first air inlet 121, at this time, a part of the hot air is blown out into the room from the upper air outlet 210, and another part of the mixed hot air is blown out into the room from the lower air outlet 220.
When the air conditioner is in a pause operation, if fresh air needs to be introduced into the room, the first driving member 160 drives the first damper door 130 to open the first air inlet 121, the driving motor 152 is started to drive the wind wheel 151 to rotate, so that outdoor air enters the lower air duct 110 from the first air inlet 121, and is blown out of the room through the lower air outlet 220.
The air conditioner 10 of the embodiment of the present invention, the housing 600 is provided with an upper air inlet 310, a fresh air inlet 320, an upper air outlet 210 and a lower air outlet 220, an upper air duct 510 is disposed in the upper air duct assembly 500, the upper air inlet 310 is communicated with the upper air outlet 210 through the upper air duct 510, the fresh air device 100 includes an air duct housing 120, a first damper door 130, a second damper door 140 and a fan 150, a lower air duct 110 is disposed in the air duct housing 120, the fan 150 is installed in the lower air duct 110, the lower air duct 110 has a first air inlet 121, a second air inlet 122 and an air outlet 126 which are communicated with each other, the first air inlet 121 is communicated with the fresh air inlet 320, the first air inlet 121 is used for introducing outdoor air, the second air inlet 122 is communicated with the upper air duct 510, the second air inlet 122 is used for introducing temperature-adjusting air, the air outlet 126 is communicated with the lower air outlet 220, the first damper door, the first damper door 130 can open or close the first intake vent 121, and the second damper door 140 can open or close the second intake vent 122. Compared with the prior art, the utility model provides an air conditioner 10 is owing to adopted the first air intake 121 with the 320 intercommunications of new trend import and with the second air intake 122 of last wind channel 510 intercommunication, so can regulate and control cold wind and hot-blast air-out position to the air-out improves the travelling comfort about realizing, and can blow off after mixing external new trend and hot-blast or cold wind, with the difference in temperature between the elimination, promotes user experience.
Although the present invention is disclosed above, the present invention is not limited thereto. Various changes and modifications may be effected therein by one of ordinary skill in the pertinent art without departing from the scope or spirit of the present invention, and the scope of the present invention is defined by the appended claims.
Claims (10)
1. A fresh air device is characterized by comprising an air duct shell (120), a first air baffle door (130), a second air baffle door (140) and a fan (150), a lower air duct (110) is arranged in the air duct shell (120), the fan (150) is arranged in the lower air duct (110), the lower air duct (110) is provided with a first air inlet (121), a second air inlet (122) and an air outlet (126) which are communicated with each other, the first air inlet (121) is used for introducing outdoor air, the second air inlet (122) is used for introducing temperature-adjusting air, the first air baffle door (130) and the second air baffle door (140) are both arranged on the air duct shell (120), the first air blocking door (130) can open or close the first air inlet (121), the second damper door (140) can open or close the second intake port (122).
2. The fresh air device according to claim 1, wherein the air duct casing (120) includes an air guide casing (123) and a volute (124), the air guide casing (123) is communicated with the volute (124) and combined to form the lower air duct (110), the first air inlet (121) and the second air inlet (122) are both disposed on the air guide casing (123), the air outlet (126) is disposed on the volute (124), and the fan (150) is mounted in the volute (124).
3. The fresh air device according to claim 2, wherein the first air inlet (121) is disposed at a side surface of the air guide shell (123), the second air inlet (122) is disposed at a top surface of the air guide shell (123), a vent hole (125) is formed in the air guide shell (123), the vent hole (125) is disposed opposite to the first air inlet (121), and the volute (124) is connected to an outside of the vent hole (125).
4. The fresh air device as claimed in claim 3, wherein a first flow guide surface (127) is disposed at a bottom of an inner wall of the air guide shell (123), and the first flow guide surface (127) extends from the first air inlet (121) toward the direction of the vent hole (125) in an outward expanding manner.
5. The fresh air device as claimed in claim 3, wherein a second flow guiding surface (128) is disposed on an inner wall of the air guiding shell (123), and the second flow guiding surface (128) is disposed from the second air inlet (122) to the direction of the air vent (125) in an inclined manner.
6. The fresh air device as claimed in claim 3, wherein the first air inlet (121) is coaxially arranged with the air vent (125), and the diameter of the first air inlet (121) is smaller than that of the air vent (125).
7. The fresh air device as claimed in claim 2, wherein the number of the air outlet holes (126) is two, and the two air outlet holes (126) are oppositely arranged at two ends of the volute (124).
8. The fresh air device as claimed in any one of claims 1 to 7, wherein the fresh air device (100) further comprises a first driving member (160) and a second driving member (170), the first driving member (160) is fixedly mounted on the air duct shell (120) and connected with the first damper door (130), and the second driving member (170) is fixedly mounted on the air duct shell (120) and connected with the second damper door (140).
9. The fresh air device as claimed in claim 8, wherein the first driving member (160) is a motor, the first damper door (130) is hinged to the air duct casing (120), and the first driving member (160) can drive the first damper door (130) to rotate so as to open or close the first air inlet (121).
10. An air conditioner, characterized by, including shell (600), last wind channel subassembly (500) and the new trend device of any claim 1 to 9, shell (600) has seted up last wind inlet (310), new trend inlet (320), upper air outlet (210) and lower air outlet (220), be provided with last wind channel (510) in last wind channel subassembly (500), last wind inlet (310) pass through last wind channel (510) with upper air outlet (210) intercommunication, first air intake (121) with new trend inlet (320) intercommunication, second air intake (122) with last wind channel (510) intercommunication, exhaust vent (126) with lower air outlet (220) intercommunication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922059007.1U CN210921588U (en) | 2019-11-25 | 2019-11-25 | Fresh air device and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922059007.1U CN210921588U (en) | 2019-11-25 | 2019-11-25 | Fresh air device and air conditioner |
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| Publication Number | Publication Date |
|---|---|
| CN210921588U true CN210921588U (en) | 2020-07-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922059007.1U Active CN210921588U (en) | 2019-11-25 | 2019-11-25 | Fresh air device and air conditioner |
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| CN (1) | CN210921588U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112797491A (en) * | 2020-12-30 | 2021-05-14 | 宁波奥克斯电气股份有限公司 | Fresh air mechanism and air conditioner |
| WO2022183905A1 (en) * | 2021-03-04 | 2022-09-09 | 青岛海尔空调器有限总公司 | Hybrid air output structure and air conditioner |
| WO2023000650A1 (en) * | 2021-07-23 | 2023-01-26 | 青岛海尔空调器有限总公司 | Fresh air apparatus, air conditioner indoor unit, and air conditioner |
-
2019
- 2019-11-25 CN CN201922059007.1U patent/CN210921588U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112797491A (en) * | 2020-12-30 | 2021-05-14 | 宁波奥克斯电气股份有限公司 | Fresh air mechanism and air conditioner |
| WO2022183905A1 (en) * | 2021-03-04 | 2022-09-09 | 青岛海尔空调器有限总公司 | Hybrid air output structure and air conditioner |
| WO2023000650A1 (en) * | 2021-07-23 | 2023-01-26 | 青岛海尔空调器有限总公司 | Fresh air apparatus, air conditioner indoor unit, and air conditioner |
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