CN111006316B - Cross-flow fan, air conditioner indoor unit, air conditioner and air port control method - Google Patents
Cross-flow fan, air conditioner indoor unit, air conditioner and air port control method Download PDFInfo
- Publication number
- CN111006316B CN111006316B CN201911269515.0A CN201911269515A CN111006316B CN 111006316 B CN111006316 B CN 111006316B CN 201911269515 A CN201911269515 A CN 201911269515A CN 111006316 B CN111006316 B CN 111006316B
- Authority
- CN
- China
- Prior art keywords
- air
- close
- cross
- flow
- volute
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0011—Indoor units, e.g. fan coil units characterised by air outlets
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0018—Indoor units, e.g. fan coil units characterised by fans
- F24F1/0025—Cross-flow or tangential fans
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
- F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
- F24F13/14—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The application relates to the technical field of air conditioners, in particular to a cross-flow fan, an air conditioner indoor unit, an air conditioner and an air port control method, wherein the cross-flow fan comprises: the spiral case, volute tongue, support piece and through-flow wind wheel, form the through-flow wind channel between volute tongue and the support piece, still offered auxiliary air intake between support piece and the spiral case, swing joint has first aviation baffle on the auxiliary air intake, first aviation baffle is in the spiral case is gone up reciprocating motion in order to open or close auxiliary air intake. When the through-flow air channel of the through-flow fan is communicated with the air inlet of the air conditioner indoor unit, the auxiliary air inlet is added on the basis of the original air channel, so that the air inlet area of the air inlet of the air conditioner indoor unit is effectively increased, and the heat exchange efficiency of the air conditioner is improved; when the air conditioner is communicated with the air outlet, an arc-shaped through-flow air duct formed by the volute tongue and the supporting piece is formed, so that the air supply distance of the indoor unit of the air conditioner can be effectively enhanced, and the air supply capacity is improved.
Description
Technical Field
The application relates to the technical field of air conditioners, in particular to a cross-flow fan, an air conditioner indoor unit, an air conditioner and an air port control method.
Background
At present, the cross-flow fan is widely applied to air conditioners, low-pressure ventilation, vehicles and household appliances due to the characteristics of no disorder of air flow, long distance of air flow arrival and low noise, and particularly, the indoor unit of the household split wall-mounted air conditioner almost completely adopts the cross-flow fan.
However, the existing cross-flow fans have the following obvious defects: when the through-flow air channel of the through-flow fan is communicated with the air inlet of the air conditioner indoor unit, the air inlet of the air conditioner indoor unit is smaller due to the limited area of the through-flow air channel, so that the heat exchange efficiency of the air conditioner is reduced, and finally the air outlet is smaller.
Disclosure of Invention
The application aims to provide a cross-flow fan, an air conditioner indoor unit, an air conditioner and an air port control method, so as to solve the technical problems that in the prior art, when a cross-flow air channel of the cross-flow fan is communicated with an air inlet of the air conditioner indoor unit, the air inlet is smaller, and when the cross-flow air channel is communicated with an air outlet, the air supply distance is limited.
Technical scheme (one)
In order to achieve the above object, an embodiment of a first aspect of the present application provides a through-flow fan, including: the spiral case, volute tongue, support piece and cross flow wind wheel, the cross flow wind wheel install in the spiral case, volute tongue and support piece are corresponding to be installed on two tip of spiral case open end, just form the cross flow wind channel between volute tongue and the support piece, still offered supplementary air intake between support piece and the spiral case, swing joint has first aviation baffle on the supplementary air intake, first aviation baffle is in reciprocating motion on the spiral case in order to open or close supplementary air intake.
Optionally, one end of the first air deflector, which is close to the volute, is movably connected with the volute through a first driving mechanism, and the first air deflector can make reciprocating motion on the volute away from or close to the through-flow wind wheel under the driving of the first driving mechanism so as to open or close the auxiliary air inlet.
Optionally, the first driving mechanism includes: and one of the first driving assembly and the second driving assembly is arranged on the volute, and the other is arranged at one end of the first air deflector close to the volute.
Optionally, the first drive assembly and the second drive assembly are arranged as meshing gear sets.
Optionally, the first aviation baffle is close to the one end of support piece with support piece passes through clamping mechanism swing joint, clamping mechanism includes: the first clamping piece and the second clamping piece which are matched with each other, one of the first clamping piece and the second clamping piece is arranged at one end, close to the supporting piece, of the first air deflector, and the other is arranged on the supporting piece.
Optionally, one of the first engaging member and the second engaging member is provided with a protrusion, and the other is provided with a groove.
Optionally, the volute tongue is movably connected with a second air deflector through a second driving mechanism, and the second air deflector can make reciprocating motion far away from or near to the cross flow wind wheel along the volute tongue under the driving of the second driving mechanism.
Optionally, the second driving mechanism includes: and one of the third driving assembly and the fourth driving assembly is arranged on the volute tongue, and the other is arranged on the second air deflector.
Optionally, one of the third driving assembly and the fourth driving assembly is provided as two parallel racks, and the other is provided as a gear.
Optionally, the second air deflector is an L-shaped air deflector, a wall surface of the second air deflector, which is close to the through-flow wind wheel, is a windward surface, and a wall surface of the second air deflector, which is far away from the through-flow wind wheel, is a leeward surface.
In order to achieve the above object, a second aspect of the present application provides an indoor unit of an air conditioner, including: the cross-flow fan comprises a shell and any one of the above-mentioned cross-flow fans, wherein an upper air port and a lower air port are formed in the shell, the cross-flow fans are arranged on one sides, close to the upper air port and the lower air port, in the shell, and an evaporator is arranged between the two cross-flow fans.
In order to achieve the above object, an embodiment of a third aspect of the present application provides an air conditioner, including the indoor unit of an air conditioner.
In order to achieve the above object, a fourth aspect of the present application provides a method for controlling an air gap, which is applied to the indoor unit of an air conditioner, and the method includes:
if the operation of starting the heating mode by the user is detected, the actions of air inlet of the cross-flow fan close to the upper air port and air outlet of the cross-flow fan close to the lower air port are executed, and the actions of enlarging the cross-flow air channel close to the upper air port and gathering the cross-flow air channel close to the lower air port are executed.
Optionally, the step of performing the step of widening the through-flow duct near the uptake includes:
the first air deflector arranged close to the air inlet is driven to move away from the cross flow wind wheel along the volute so as to open the auxiliary air inlet;
and driving a second air deflector arranged close to the air inlet to move along the volute tongue far away from the cross flow wind wheel.
Optionally, the act of gathering the through-flow air duct near the lower air port includes:
the first air deflector arranged near the lower air opening is driven to move along the volute near the cross flow wind wheel so as to close the auxiliary air inlet;
and driving a second air deflector arranged close to the air outlet to move along the volute tongue close to the cross flow wind wheel.
Optionally, the method further comprises:
if the operation of opening the refrigeration mode by the user is detected, the actions of air inlet of the cross-flow fan close to the lower air port and air outlet of the cross-flow fan close to the upper air port are executed, and the actions of enlarging the cross-flow air channel close to the lower air port and gathering the cross-flow air channel close to the upper air port are executed.
In order to achieve the above object, an embodiment of a fifth aspect of the present application proposes a storage medium having stored therein a computer program, wherein the computer program is arranged to execute the method as described in any of the preceding claims when run.
(II) advantageous effects
Compared with the prior art, the application has the following beneficial effects:
the application provides a cross-flow fan, comprising: the spiral case, volute tongue, support piece and cross flow wind wheel, the cross flow wind wheel install in the spiral case, volute tongue and support piece are corresponding to be installed on two tip of spiral case open end, just form the cross flow wind channel between volute tongue and the support piece, still offered supplementary air intake between support piece and the spiral case, swing joint has first aviation baffle on the supplementary air intake, first aviation baffle is in reciprocating motion on the spiral case in order to open or close supplementary air intake.
When the through-flow air duct of the through-flow fan is communicated with the air inlet of the air conditioner indoor unit, the first air deflector is driven to move away from the through-flow wind wheel along the volute so as to open the auxiliary air inlet, so that the auxiliary air inlet is increased on the basis of the original air duct, the air inlet area of the air inlet of the air conditioner indoor unit is effectively increased, the air inlet quantity is improved, the heat exchange efficiency of the air conditioner is improved, and the air outlet quantity is finally increased; similarly, when the through-flow air duct of the through-flow fan is communicated with the air outlet of the air conditioner indoor unit, the first air deflector is driven to move along the volute to approach the through-flow wind wheel so as to close the auxiliary air inlet, so that an arc-shaped through-flow air duct formed by the volute tongue and the supporting piece is formed, and meanwhile, the air supply distance of the air conditioner indoor unit can be effectively enhanced and the air supply capacity is improved by matching with the characteristic of high air pressure of the through-flow wind wheel.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the application and together with the description, serve to explain the principles of the application.
For a clearer description of an embodiment of the application or of the solutions of the prior art, the drawings that are necessary for the description of the embodiment or of the prior art are briefly described below, from which, without inventive faculty, other drawings can be obtained, as will be apparent to a person skilled in the art, in which:
FIG. 1 is a schematic diagram of a cross-flow fan according to an embodiment of the present application for opening an auxiliary air intake;
FIG. 2 is a schematic view of a cross-flow fan according to an embodiment of the present application for closing an auxiliary air intake;
FIG. 3 is a schematic view of a cross-flow fan of an embodiment of a volute and a first air deflector;
FIG. 4 is a schematic view of an embodiment of a through-flow fan with a volute tongue and a second air deflector;
FIG. 5 is a schematic view of another embodiment of the through-flow fan of the present application in which the volute tongue is engaged with the second air deflector;
FIG. 6 is a schematic structural view of an embodiment of an indoor unit of air conditioner in accordance with the present application;
fig. 7 is a flow chart of a method of controlling a stoma in accordance with the present application.
In the figure: 1. a housing; 2. an upper air port; 3. a lower tuyere; 4. an evaporator; 5. a volute; 6. a volute tongue; 7. a cross flow wind wheel; 8. a first air deflector; 9. a second air deflector; 10. a support; 11. an auxiliary air inlet; 12. a first drive assembly; 13. a second drive assembly; 14. a third drive assembly; 15. a fourth drive assembly; 16. a first clamping piece; 17. a second clamping piece; 18. a clamping mechanism; 19. a first driving mechanism; 20. a second driving mechanism; 21. a cross flow fan.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present application more apparent, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments of the present application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
The application is described in further detail below with reference to the attached drawings and detailed description:
as shown in fig. 1, 2 and 3, in a first aspect, the present application provides a cross flow fan, preferably applied to an indoor unit of an air conditioner, where an arrow direction in the drawing is a direction of wind flow, the cross flow fan includes: the spiral case 5, the spiral case tongue 6, the support piece 10 and the cross flow wind wheel 7, the cross flow wind wheel 7 is installed in the spiral case 5, the spiral case tongue 6 and the support piece 10 are correspondingly installed on two ends of the opening end of the spiral case 5, a cross flow air channel is formed between the spiral case tongue 6 and the support piece 10, an auxiliary air inlet 11 is further formed between the support piece 10 and the spiral case 5, a first air deflector 8 is movably connected to the auxiliary air inlet, preferably, the first air deflector 8 is linear, one end of the first air deflector 8 is connected with the spiral case 5, and the other end of the first air deflector is a free end; the first air deflector reciprocates on the scroll 5 to open or close the auxiliary air inlet 11.
Preferably, one end of the first air deflector 8, which is close to the volute 5, is movably connected with the volute 5 through a first driving mechanism 19, and the first air deflector 8 can make reciprocating motion on the volute 5 away from or close to the through-flow wind wheel 7 under the driving of the first driving mechanism 19 so as to open or close the auxiliary air inlet 11.
As shown in fig. 1, when the through-flow air duct of the through-flow fan 21 is communicated with the air inlet of the indoor unit of the air conditioner, the first driving mechanism 19 is driven to drive the first air deflector 8 to move away from the through-flow wind wheel 7 along the spiral case 5 so as to open the auxiliary air inlet 11, thereby increasing the auxiliary air inlet 11 on the basis of the original air duct, effectively increasing the air inlet area of the air inlet of the indoor unit of the air conditioner, improving the air inlet quantity, improving the heat exchange efficiency of the air conditioner and finally increasing the air outlet quantity; similarly, as shown in fig. 2, when the through-flow air duct of the through-flow fan 21 of the present embodiment is communicated with the air outlet of the indoor unit of the air conditioner, the first driving mechanism 19 is driven to drive the first air deflector 8 to move along the spiral case 5 near the through-flow wind wheel 7 so as to close the auxiliary air inlet 11, thereby forming an arc-shaped through-flow air duct composed of the spiral tongue and the supporting member, and simultaneously, matching with the characteristic of high wind pressure of the through-flow wind wheel 7, the air supply distance of the indoor unit of the air conditioner can be effectively enhanced, and the air supply capacity can be improved.
According to one embodiment of the present application, as shown in fig. 3, the first driving mechanism 19 includes: the first driving component 12 and the second driving component 13 which are matched with each other, one of the first driving component 12 and the second driving component 13 is arranged on the volute 5, the other is arranged at one end of the first air deflector 8, which is close to the volute 5, preferably, the first driving component 12 and the second driving component 13 are arranged as meshed gear sets, and the gear sets are driven to rotate through driving devices such as motor components, so that the first air deflector 8 is driven to rotate, specifically, in the embodiment, a first gear is rotationally connected to the end, opposite to the volute tongue 6, of the volute 5, a second gear is fixedly connected to one end, close to the volute 5, of the first air deflector 8, and is driven to rotate circumferentially through the motor components, so that the second gear is driven to rotate synchronously along with the first gear, and finally, the first air deflector 8 is driven to move close to or away from the through-flow wind wheel 7, so that the second gear is driven to rotate synchronously, and the first air deflector 8 is driven to rotate anticlockwise, and the first air deflector 8 is driven to rotate synchronously when the first gear is driven to move along with the through-wind wheel 7, and the second air deflector 11 is driven to rotate anticlockwise.
When the air conditioner is used, as shown in fig. 1, when the through-flow air duct of the through-flow fan 21 is communicated with the air inlet of the air conditioner indoor unit, the motor component drives the first gear to rotate clockwise, and then drives the second gear to rotate clockwise synchronously, so that the first air deflector 8 is driven to move far away from the through-flow wind wheel 7, and the auxiliary air inlet 11 is opened, thereby increasing the auxiliary air inlet 11 on the basis of the original air duct, effectively increasing the air inlet area of the air inlet of the air conditioner indoor unit, improving the air inlet quantity, improving the heat exchange efficiency of the air conditioner and finally increasing the air outlet quantity; similarly, as shown in fig. 2, when the through-flow air duct of the through-flow fan 21 of the present embodiment is communicated with the air outlet of the indoor unit of the air conditioner, the motor assembly drives the first gear to rotate anticlockwise, and drives the second gear to rotate anticlockwise synchronously, so as to drive the first air deflector 8 to move close to the through-flow wind wheel 7, so as to close the auxiliary air inlet 11, thereby forming an arc-shaped through-flow air duct composed of the volute tongue and the supporting member, and meanwhile, by matching with the characteristic of high wind pressure of the through-flow wind wheel 7, the air supply distance of the indoor unit of the air conditioner can be effectively enhanced, and the air supply capability is improved.
According to an embodiment of the present application, in order to enhance the cooperation between the support member 10 and the first air deflector 8, as shown in fig. 1, 2 and 3, one end of the first air deflector 8 near the support member 10 is movably connected to the support member 10 by a locking mechanism 18, where the locking mechanism 18 includes: the first clamping piece 16 and the second clamping piece 17 that cooperate, one of the first clamping piece 16 and the second clamping piece 17 is arranged at one end of the first air deflector 8 close to the supporting piece 10, and the other is arranged on the supporting piece 10, preferably, one of the first clamping piece 16 and the second clamping piece 17 is arranged to be convex, the other is arranged to be concave, in this embodiment, one end of the first air deflector 8 close to the supporting piece 10 is provided with a concave, and the supporting piece 10 is provided with a convex in a matched manner.
When in use, as shown in fig. 2, when the through-flow air duct of the through-flow fan 21 is communicated with the air outlet of the indoor unit of the air conditioner, the meshed gear set wheel rotates anticlockwise to drive the first air deflector 8 to move close to the through-flow wind wheel 7 until the groove arranged at one end of the supporting piece 10 contacts with the bulge arranged on the supporting piece 10, thereby completing the closing of the auxiliary air inlet 11, and as shown in fig. 1, when the through-flow air duct of the through-flow fan 21 is communicated with the air inlet of the indoor unit of the air conditioner, the meshed gear set wheel rotates clockwise to drive the first air deflector 8 to move far away from the through-flow wind wheel 7, thereby driving the groove arranged at one end of the supporting piece 10 to separate from the bulge arranged on the supporting piece 10 until the first air deflector 8 is inclined to be vertical, thereby completing the opening of the auxiliary air inlet 11.
According to an embodiment of the present application, in order to further increase the air intake area and enhance the air supply distance of the indoor unit of the air conditioner, as shown in fig. 1, 2, 4 and 5, a second air deflector 9 is movably connected to the volute tongue 6 through a second driving mechanism 20, wherein one end of the second air deflector 9 is connected to the volute tongue 6, the other end is a free end, preferably, the second air deflector 9 is an L-shaped air deflector, a wall surface of the second air deflector 9, which is close to the through-flow wind wheel 7, is a windward surface, and a wall surface of the second air deflector 9, which is far away from the through-flow wind wheel 7, is a leeward surface; the second air deflector 9 can make reciprocating motion on the volute tongue 6 far away from or close to the cross flow wind wheel 7 under the drive of the second driving mechanism 20.
According to one embodiment of the present application, as shown in fig. 4 and 5, the second driving mechanism 20 includes: the third driving component 14 and the fourth driving component 15 which are matched with each other, one of the third driving component 14 and the fourth driving component 15 is arranged on the volute tongue 6, the other is arranged on the second air deflector 9, preferably, one of the third driving component 14 and the fourth driving component 15 is provided with two parallel racks, the other is provided with a gear, in the embodiment, two parallel racks are arranged on the wall surface, close to the second air deflector 9, of the volute tongue 6, a gap is arranged between the two racks, the bent end of the L-shaped second air deflector 9 is inserted into the gap, so that the L-shaped second air deflector 9 can conveniently reciprocate on the volute tongue 6 far away from or close to the through-flow wind wheel 7, a gear is arranged at one end, close to the volute tongue 6, of the second air deflector 9, and one end, close to the volute tongue 6, of the second air deflector 9 is hinged with the gear, or is connected through a ball bearing, and therefore rotation of the gear along the rack is converted into linear motion of the second air deflector 9 on the volute tongue 6.
Specifically, for convenience of understanding, when the driving assembly drives the gear to rotate clockwise along the rack, the second air deflector 9 is driven to move on the volute tongue 6 close to the cross-flow wind wheel 7, and similarly, when the driving assembly drives the gear to rotate anticlockwise along the rack, the second air deflector 9 is driven to move on the volute tongue 6 far away from the cross-flow wind wheel 7; when the cross flow fan is used, as shown in fig. 1, when the cross flow air channel of the cross flow fan 21 is communicated with the air inlet of the air conditioner indoor unit, the motor component drives the gear to rotate anticlockwise along the rack, and the second air deflector 9 is driven to move on the volute tongue 6 away from the cross flow wind wheel 7, so that the air inlet area of the air inlet of the air conditioner indoor unit is effectively increased, the air inlet quantity is improved, the heat exchange efficiency of the air conditioner is improved, and finally the air outlet quantity is increased; similarly, as shown in fig. 2, when the through-flow air duct of the through-flow fan 21 in the scheme is communicated with the air outlet of the indoor unit of the air conditioner, the motor component drives the gear to rotate clockwise along the rack, and the second air deflector 9 is driven to move on the volute tongue 6 close to the through-flow wind wheel 7, so that an arc-shaped through-flow air duct formed by the volute tongue and the supporting piece is formed, and meanwhile, the high wind pressure characteristic of the through-flow wind wheel 7 is matched, so that the air supply distance of the indoor unit of the air conditioner can be effectively enhanced, and the air supply capacity is improved.
As shown in fig. 6, in a second aspect, the present application provides an indoor unit of an air conditioner, including: the air conditioner comprises a shell 1 and any one of the cross-flow fans 21, wherein an upper air port 2 and a lower air port 3 are formed in the shell 1, the cross-flow fans 21 are arranged on one side, close to the upper air port 2 and the lower air port 3, of the shell 1, and an evaporator 4 is arranged between the two cross-flow fans 21;
the air conditioner indoor unit in the embodiment is provided with two air inlets, which can realize air inlet and air outlet, and can be adjusted according to the working mode selected by a user, specifically, when the user selects a heating mode, the upper air inlet 2 is used as an air inlet, and the lower air outlet is used as an air outlet, so that floor heating type air supply is realized, and when the user selects a refrigerating mode, the lower air inlet 3 is used as an air inlet, and the upper air outlet is used as an air outlet, so that shower type air supply is realized, and the user experience is improved; meanwhile, when the air inlet is used as the air inlet, the corresponding through-flow air duct is enlarged, the air inlet area of the air inlet of the air conditioner indoor unit is effectively increased, the air inlet quantity is improved, the heat exchange efficiency of the air conditioner is improved, and finally the air outlet quantity is increased; when the air outlet is used as an air outlet, the corresponding through-flow air channels are gathered, and the high air pressure characteristic of the through-flow wind wheel 7 is matched, so that the air supply distance of the indoor unit of the air conditioner can be effectively enhanced, and the air supply capacity is improved.
In a third aspect, the present application provides an air conditioner, including the foregoing air conditioner indoor unit.
As shown in fig. 7, in a fourth aspect, the present application provides a method for controlling an air inlet, which is applied to the indoor unit of an air conditioner, and the method includes the following steps:
step S101: if the operation of starting the heating mode by the user is detected, the actions of air inlet of the cross flow fan 21 close to the upper air port 2 and air outlet of the cross flow fan 21 close to the lower air port 3 are executed, and the actions of enlarging the cross flow air duct close to the upper air port 2 and gathering the cross flow air duct close to the lower air port 3 are executed.
Wherein, carry out the through-flow wind channel action that the accentuating is close to upper wind gap 2, include:
the first air deflector 8 arranged close to the air inlet 2 is driven to move on the volute 5 far away from the cross flow wind wheel 7 so as to open the auxiliary air inlet 11;
the second air deflector 9 arranged close to the air inlet 2 is driven to move on the volute tongue 6 far away from the cross flow wind wheel 7.
Wherein, carry out the action of gathering the through-flow wind channel that is close to the lower wind gap 3, include:
the first air deflector 8 arranged close to the air outlet 3 is driven to move on the volute 5 close to the cross flow wind wheel 7 so as to close the auxiliary air inlet 11;
the second air deflector 9 arranged near the air outlet 3 is driven to move on the volute tongue 6 near the cross flow wind wheel 7.
According to one embodiment of the application, the method further comprises:
step S102: if the operation of opening the refrigerating mode by the user is detected, the actions of air inlet of the cross flow fan 21 close to the lower air opening 3 and air outlet of the cross flow fan 21 close to the upper air opening 2 are executed, and the actions of enlarging the cross flow air duct close to the lower air opening 3 and gathering the cross flow air duct close to the upper air opening 2 are executed.
When the floor heating type air supply device is used, when a user selects a heating mode, the upper air port 2 is used as an air inlet, the lower air port is used as an air outlet, so that floor heating type air supply is realized, and meanwhile, a through-flow air duct close to the upper air port 2 is enlarged, and the specific process is as follows: firstly, a motor assembly drives a first gear to rotate clockwise, and then drives a second gear to synchronously rotate clockwise, so that a first air deflector 8 is driven to move away from a cross flow wind wheel 7, and meanwhile, a groove arranged at one end of a supporting piece 10 is driven to be separated from a protrusion arranged on the supporting piece 10 until the first air deflector 8 is inclined to be vertical, so that the opening of an auxiliary air inlet 11 is completed, and the auxiliary air inlet 11 is added on the basis of the original air duct; then, when the motor assembly drives the gear to rotate anticlockwise along the rack, the second air deflector 9 is driven to move away from the cross flow wind wheel 7 on the volute tongue 6, so that the air inlet area of the air inlet of the air conditioner indoor unit is effectively increased, the air inlet quantity is improved, the heat exchange efficiency of the air conditioner is improved, and finally the air outlet quantity is increased; meanwhile, the through-flow air duct close to the lower air opening 3 is gathered, and the specific process is as follows: firstly, a motor assembly drives a first gear to rotate anticlockwise, a second gear is driven to synchronously rotate anticlockwise, a first air deflector 8 is driven to move close to a cross flow wind wheel 7 until a groove arranged at one end of a supporting piece 10 is contacted with a protrusion arranged on the supporting piece 10, and therefore the auxiliary air inlet 11 is closed; then, when the motor assembly drives the gear to rotate clockwise along the rack, the second air deflector 9 is driven to move on the volute tongue 6 close to the cross-flow wind wheel 7, so that an arc-shaped cross-flow air duct formed by the volute tongue and the supporting piece is formed, and meanwhile, the air supply distance of the indoor unit of the air conditioner can be effectively enhanced by matching with the characteristic of high wind pressure of the cross-flow wind wheel 7, and the air supply capacity is improved.
When the user selects the refrigeration mode, the lower air port 3 is used as an air inlet, and the upper air port is used as an air outlet, so that shower type air supply is realized, and meanwhile, the through-flow air duct close to the lower air port 3 and the through-flow air duct close to the upper air port 2 are enlarged, and the specific regulation process is the same as that of the heating mode, so that the details are not repeated here.
In order to achieve the above object, an embodiment of the present application proposes a storage medium having stored therein a computer program, wherein the computer program is arranged to execute the method as described in any of the preceding claims when run.
In this specification, each embodiment is described in a progressive manner, and a plurality of embodiments are mainly described and are different from other embodiments, so that identical and similar parts between the embodiments are all mutually referred.
In the description of the present application, it should be noted that the azimuth or positional relationship indicated by the terms "upper", "lower", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present application and simplifying the description, and are not indicative or implying that the apparatus or element in question must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying importance; the words "bottom" and "top", "inner" and "outer" refer to directions toward or away from, respectively, a particular component geometry.
In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the communication may be direct or indirect through an intermediate medium, or may be internal to two elements. The specific meaning of the above terms in the present application will be understood in specific cases by those of ordinary skill in the art. Furthermore, in the description of the present application, unless otherwise indicated, the meaning of "a plurality" is two or more.
The foregoing is only illustrative of the present application and is not to be construed as limiting thereof, but rather as various modifications, equivalent arrangements, improvements, etc., within the spirit and principles of the present application.
Claims (16)
1. A cross flow fan comprising: the spiral case (5), volute tongue (6), support piece (10) and cross flow wind wheel (7), cross flow wind wheel (7) install in volute (5), volute tongue (6) and support piece (10) are corresponding to be installed on two tip of volute (5) open end, just form the cross flow wind channel between volute tongue (6) and support piece (10), auxiliary air intake (11) have still been seted up between support piece (10) and volute (5), be connected with first aviation baffle (8) on the auxiliary air intake, first aviation baffle is reciprocating motion on volute (5) in order to open or close auxiliary air intake (11);
one end of the first air deflector (8) close to the supporting piece (10) is movably connected with the supporting piece (10) through a clamping mechanism (18);
the volute tongue (6) is movably connected with a second air deflector (9) through a second driving mechanism (20), and the second air deflector (9) can do reciprocating motion far away from or close to the cross flow wind wheel (7) along the volute tongue (6) under the driving of the second driving mechanism (20).
2. The cross-flow fan according to claim 1, wherein one end of the first air deflector (8) close to the volute (5) is movably connected with the volute (5) through a first driving mechanism (19), and the first air deflector (8) can make reciprocating motion on the volute (5) away from or close to the cross-flow wind wheel (7) under the driving of the first driving mechanism (19) so as to open or close the auxiliary air inlet (11).
3. A crossflow blower according to claim 2, characterized in that the first drive mechanism (19) comprises: the first driving assembly (12) and the second driving assembly (13) are matched, one of the first driving assembly (12) and the second driving assembly (13) is arranged on the volute (5), and the other is arranged at one end, close to the volute (5), of the first air deflector (8).
4. A crossflow blower according to claim 3, characterized in that the first drive assembly (12) and the second drive assembly (13) are arranged as meshing gear sets.
5. A crossflow blower according to claim 1, characterized in that the engagement mechanism (18) comprises: the first clamping piece (16) and the second clamping piece (17) which are matched with each other, one of the first clamping piece (16) and the second clamping piece (17) is arranged at one end, close to the supporting piece (10), of the first air deflector (8), and the other is arranged on the supporting piece (10).
6. A through-flow fan according to claim 5, characterized in that one of the first and second engagement members (16, 17) is provided as a protrusion and the other is provided as a recess.
7. A crossflow blower according to claim 1, characterized in that the second drive mechanism (20) comprises: and a third driving assembly (14) and a fourth driving assembly (15) which are matched, wherein one of the third driving assembly (14) and the fourth driving assembly (15) is arranged on the volute tongue (6), and the other is arranged on the second air deflector (9).
8. A crossflow blower according to claim 7, characterized in that one of the third drive assembly (14) and the fourth drive assembly (15) is provided as two parallel racks and the other as a gear.
9. The cross-flow fan according to claim 1, wherein the second air deflector (9) is an L-shaped air deflector, a wall surface of the second air deflector (9) close to the cross-flow wind wheel (7) is a windward surface, and a wall surface of the second air deflector (9) far away from the cross-flow wind wheel (7) is a leeward surface.
10. An air conditioning indoor unit, comprising: the air conditioner comprises a casing (1) and the cross-flow fans (21) as set forth in any one of claims 1-9, wherein an upper air port (2) and a lower air port (3) are formed in the casing (1), the cross-flow fans (21) are mounted on one sides, close to the upper air port (2) and the lower air port (3), of the casing (1), and an evaporator (4) is arranged between the two cross-flow fans (21).
11. An air conditioner comprising the air conditioner indoor unit according to claim 10.
12. A tuyere control method, which is applied to the indoor unit of an air conditioner according to claim 10, comprising:
if the operation of starting the heating mode by a user is detected, the actions of air inlet of the cross flow fan (21) close to the upper air port (2) and air outlet of the cross flow fan (21) close to the lower air port (3) are executed, and the actions of enlarging the cross flow air channel close to the upper air port (2) and gathering the cross flow air channel close to the lower air port (3) are executed.
13. A tuyere control method according to claim 12, characterized in that the operation of adjusting up the through-flow air duct close to the upper tuyere (2) is performed, including:
the first air deflector (8) which is arranged close to the air inlet (2) is driven to move away from the cross flow wind wheel (7) along the volute (5) so as to open the auxiliary air inlet (11);
the second air deflector (9) which is arranged close to the air inlet (2) is driven to move along the volute tongue (6) far away from the cross flow wind wheel (7).
14. A tuyere control method according to claim 12, characterized in that the action of gathering the through-flow air duct close to the lower tuyere (3) is performed, including:
the first air deflector (8) arranged close to the air outlet (3) is driven to move along the volute (5) close to the cross flow wind wheel (7) so as to close the auxiliary air inlet (11);
the second air deflector (9) which is arranged close to the air outlet (3) is driven to move along the volute tongue (6) close to the cross flow wind wheel (7).
15. The tuyere control method of claim 12, further comprising:
if the operation of opening the refrigeration mode by a user is detected, the actions of air inlet of the cross-flow fan (21) close to the lower air opening (3) and air outlet of the cross-flow fan (21) close to the upper air opening (2) are executed, and the actions of enlarging the cross-flow air duct close to the lower air opening (3) and gathering the cross-flow air duct close to the upper air opening (2) are executed.
16. A storage medium having a computer program stored therein, wherein the computer program is arranged to perform the method of any of claims 12 to 15 when run.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911269515.0A CN111006316B (en) | 2019-12-11 | 2019-12-11 | Cross-flow fan, air conditioner indoor unit, air conditioner and air port control method |
| PCT/CN2020/109932 WO2021114712A1 (en) | 2019-12-11 | 2020-08-19 | Cross-flow fan, air conditioner indoor unit, air conditioner, and air port control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911269515.0A CN111006316B (en) | 2019-12-11 | 2019-12-11 | Cross-flow fan, air conditioner indoor unit, air conditioner and air port control method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111006316A CN111006316A (en) | 2020-04-14 |
| CN111006316B true CN111006316B (en) | 2023-09-12 |
Family
ID=70115756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911269515.0A Active CN111006316B (en) | 2019-12-11 | 2019-12-11 | Cross-flow fan, air conditioner indoor unit, air conditioner and air port control method |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN111006316B (en) |
| WO (1) | WO2021114712A1 (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111006316B (en) * | 2019-12-11 | 2023-09-12 | 珠海格力电器股份有限公司 | Cross-flow fan, air conditioner indoor unit, air conditioner and air port control method |
| CN114263635A (en) * | 2020-09-16 | 2022-04-01 | 珠海格力电器股份有限公司 | Volute component, wall-mounted unit and air conditioner |
| CN114370429B (en) * | 2021-12-31 | 2023-05-02 | 联想(北京)有限公司 | Fan with fan body |
| CN115076783A (en) * | 2022-06-30 | 2022-09-20 | 珠海格力电器股份有限公司 | Volute tongue assembly, air duct assembly, air conditioner and control method |
| CN115264584A (en) * | 2022-07-04 | 2022-11-01 | 珠海格力电器股份有限公司 | Auxiliary air inlet device, indoor unit and air conditioner |
| CN116025960A (en) * | 2022-12-21 | 2023-04-28 | 宁波奥克斯电气股份有限公司 | Air inlet quantity adjustable air conditioner and control method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204227551U (en) * | 2014-10-27 | 2015-03-25 | 广州华凌制冷设备有限公司 | Air conditioner room unit and air-conditioner |
| CN204629758U (en) * | 2015-04-29 | 2015-09-09 | 芜湖美智空调设备有限公司 | Indoor apparatus of air conditioner |
| CN104949205A (en) * | 2015-06-23 | 2015-09-30 | 美的集团股份有限公司 | Indoor unit of air conditioner |
| CN205119235U (en) * | 2015-07-31 | 2016-03-30 | 芜湖美智空调设备有限公司 | Two through -flow cabinet -type air conditioners |
| CN106196288A (en) * | 2016-08-01 | 2016-12-07 | 芜湖美智空调设备有限公司 | Double through-flow indoor apparatus of air conditioner and double through-flow air-conditioning |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104949309B (en) * | 2011-08-16 | 2017-11-24 | 珠海格力电器股份有限公司 | A kind of indoor apparatus of air conditioner |
| US20160298870A1 (en) * | 2013-12-12 | 2016-10-13 | Yunliang SUN | Air conditioner and duct configuration thereof |
| CN105627430A (en) * | 2014-11-29 | 2016-06-01 | 青岛海尔空调器有限总公司 | Split-type wall-mounted air conditioner |
| CN204301261U (en) * | 2014-11-29 | 2015-04-29 | 青岛海尔空调器有限总公司 | A kind of Split wall-mounted type air conditioner |
| CN104807096A (en) * | 2015-05-08 | 2015-07-29 | 珠海格力电器股份有限公司 | Indoor unit of air conditioner |
| JP6547132B2 (en) * | 2016-03-18 | 2019-07-24 | パナソニックＩｐマネジメント株式会社 | Air conditioner |
| JP6926024B2 (en) * | 2018-03-30 | 2021-08-25 | ダイキン工業株式会社 | Indoor unit of air conditioner |
| CN110410856A (en) * | 2018-04-28 | 2019-11-05 | 广东美的制冷设备有限公司 | Cabinet air-conditioner |
| CN110410866A (en) * | 2018-04-28 | 2019-11-05 | 广东美的制冷设备有限公司 | Cabinet air-conditioner |
| CN208108319U (en) * | 2018-04-28 | 2018-11-16 | 广东美的制冷设备有限公司 | Cabinet air-conditioner |
| CN110410867B (en) * | 2019-08-26 | 2023-12-08 | 珠海格力电器股份有限公司 | Indoor unit, air conditioner and air conditioner control method |
| CN111006316B (en) * | 2019-12-11 | 2023-09-12 | 珠海格力电器股份有限公司 | Cross-flow fan, air conditioner indoor unit, air conditioner and air port control method |
| CN211551805U (en) * | 2019-12-11 | 2020-09-22 | 珠海格力电器股份有限公司 | Cross-flow fan, air conditioner indoor unit and air conditioner |
-
2019
- 2019-12-11 CN CN201911269515.0A patent/CN111006316B/en active Active
-
2020
- 2020-08-19 WO PCT/CN2020/109932 patent/WO2021114712A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204227551U (en) * | 2014-10-27 | 2015-03-25 | 广州华凌制冷设备有限公司 | Air conditioner room unit and air-conditioner |
| CN204629758U (en) * | 2015-04-29 | 2015-09-09 | 芜湖美智空调设备有限公司 | Indoor apparatus of air conditioner |
| CN104949205A (en) * | 2015-06-23 | 2015-09-30 | 美的集团股份有限公司 | Indoor unit of air conditioner |
| CN205119235U (en) * | 2015-07-31 | 2016-03-30 | 芜湖美智空调设备有限公司 | Two through -flow cabinet -type air conditioners |
| CN106196288A (en) * | 2016-08-01 | 2016-12-07 | 芜湖美智空调设备有限公司 | Double through-flow indoor apparatus of air conditioner and double through-flow air-conditioning |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111006316A (en) | 2020-04-14 |
| WO2021114712A1 (en) | 2021-06-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111006316B (en) | Cross-flow fan, air conditioner indoor unit, air conditioner and air port control method | |
| WO2023000650A1 (en) | Fresh air apparatus, air conditioner indoor unit, and air conditioner | |
| CN211551805U (en) | Cross-flow fan, air conditioner indoor unit and air conditioner | |
| CN111981577B (en) | New fan and air conditioning equipment | |
| CN107327920A (en) | A kind of hanging air conditioner | |
| CN210425294U (en) | Window type air conditioner | |
| CN205690553U (en) | A kind of air-conditioner outdoor unit and air-conditioning | |
| CN211177346U (en) | Air deflector assembly and air conditioner with same | |
| CN2256992Y (en) | Window air-conditioner with vent in bottom | |
| CN221197547U (en) | Hanging air conditioner | |
| CN221237922U (en) | Hanging air conditioner | |
| CN203163101U (en) | Window type air conditioner | |
| CN103443551B (en) | Heat source unit | |
| CN102042644B (en) | Split-type air conditioner outdoor unit with double rising inhalation pipe | |
| CN216114349U (en) | Indoor air conditioner | |
| CN218495131U (en) | Fresh air device and air conditioner | |
| CN221146667U (en) | Hanging air conditioner | |
| CN110486798A (en) | Air conditioner indoor unit and air conditioner | |
| CN220981467U (en) | Hanging air conditioner | |
| CN218511021U (en) | Air conditioner indoor unit and air conditioner | |
| CN221146643U (en) | Hanging air conditioner | |
| CN220958704U (en) | Hanging air conditioner | |
| CN217817035U (en) | Indoor air conditioner | |
| CN220689195U (en) | Hanging air conditioner | |
| CN221005234U (en) | Air deflector and air conditioner indoor unit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |