CN108224566B - Air supply assembly and cabinet air conditioner indoor unit with same - Google Patents
Air supply assembly and cabinet air conditioner indoor unit with same Download PDFInfo
- Publication number
- CN108224566B CN108224566B CN201810118806.9A CN201810118806A CN108224566B CN 108224566 B CN108224566 B CN 108224566B CN 201810118806 A CN201810118806 A CN 201810118806A CN 108224566 B CN108224566 B CN 108224566B
- Authority
- CN
- China
- Prior art keywords
- air
- volute
- air inlet
- shell
- circumferential side
- 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
- 230000002093 peripheral effect Effects 0.000 claims abstract description 38
- 239000003570 air Substances 0.000 claims description 279
- 239000012080 ambient air Substances 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 10
- 230000003014 reinforcing effect Effects 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 24
- 238000010586 diagram Methods 0.000 description 8
- 238000007664 blowing Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000013011 mating Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- CYJRNFFLTBEQSQ-UHFFFAOYSA-N 8-(3-methyl-1-benzothiophen-5-yl)-N-(4-methylsulfonylpyridin-3-yl)quinoxalin-6-amine Chemical compound CS(=O)(=O)C1=C(C=NC=C1)NC=1C=C2N=CC=NC2=C(C=1)C=1C=CC2=C(C(=CS2)C)C=1 CYJRNFFLTBEQSQ-UHFFFAOYSA-N 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 210000002105 tongue Anatomy 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
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
- F24F1/0014—Indoor units, e.g. fan coil units characterised by air outlets having two or more outlet openings
-
- 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
- F24F1/0022—Centrifugal or radial fans
-
- 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
- F24F1/0033—Indoor units, e.g. fan coil units characterised by fans having two or more fans
-
- 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
- F24F1/0043—Indoor units, e.g. fan coil units characterised by mounting arrangements
- F24F1/005—Indoor units, e.g. fan coil units characterised by mounting arrangements mounted on the floor; standing on the floor
-
- 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
- F24F13/24—Means for preventing or suppressing noise
-
- 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
- F24F13/24—Means for preventing or suppressing noise
- F24F2013/247—Active noise-suppression
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 invention provides an air supply assembly. The air supply assembly comprises a support shell, a plurality of impellers arranged in the support shell, a plurality of motors in driving connection with the impellers and a motor bracket used for fixing the motors on the support shell. The support housing has two lateral circumferential side plates and a plurality of volute circumferential walls joined at lateral ends with the two lateral circumferential side plates and extending around the impeller, respectively. The part of each transverse circumferential side plate forming the volute of one impeller is provided with a volute air inlet. A volute air outlet is formed between the two extending end parts of the peripheral wall of each volute, and the impeller is configured to suck air from the volute air inlet and enable the air to flow to the volute air outlet. An air inlet channel is arranged between every two adjacent volute peripheral walls and is configured to guide air positioned at the rear side of the support shell to the periphery of the front part of the support shell, so that a plurality of impellers can simultaneously acquire air from the two lateral sides and the rear side of the support shell.
Description
Technical Field
The invention relates to the field of air treatment, in particular to an air supply assembly and a cabinet air conditioner indoor unit with the same.
Background
In the prior art, the cabinet air conditioner indoor unit adopting the centrifugal fan for air supply is mainly arranged on the upper part of the cabinet air conditioner, so that the air outlet area is small, and the air conditioner indoor unit corresponds to the head of a human body and the space position above the head. In the existing cabinet machine, the centrifugal fan is fixed in a mode that the centrifugal fan is directly fixedly connected with the cabinet machine shell through the volute, or the fan is supported by a support fixedly connected with the bottom plate of the cabinet machine shell through the support arranged below the centrifugal fan, and the fan can generate larger vibration noise in the working process, so that the user experience is poor. In view of the comprehensive consideration, there is a need in design for an air supply assembly capable of supplying air in a partitioned manner and having low vibration noise when a fan is operated, and a cabinet air conditioner indoor unit having the air supply assembly.
Disclosure of Invention
An object of the first aspect of the present invention is to provide an air supply assembly capable of supplying air in different areas with high air supply efficiency.
An object of the second aspect of the present invention is to provide an indoor unit of a cabinet air conditioner having the air supply assembly.
In particular, according to a first aspect of the present invention, there is provided an air supply assembly comprising:
a support housing having two lateral circumferential side plates and a plurality of volute circumferential walls joined at lateral ends to the two lateral circumferential side plates and extending around the impellers, respectively, and a plurality of impellers longitudinally distributed in the support housing, wherein a portion of the support housing around an outside of one of the impellers is formed as a volute of the impeller;
the motors are respectively connected with the impellers in a driving way so as to respectively drive the impellers to rotate; and
a plurality of motor brackets, the plurality of motors being configured to be fixed to the volute by the plurality of motor brackets; wherein the method comprises the steps of
The part of each transverse circumferential side plate forming the volute of one impeller is provided with a volute air inlet; and is also provided with
A volute air outlet is formed between two extending end parts of the peripheral wall of each volute, the impeller is configured to suck air from the volute air inlet and enable the air to flow towards the volute air outlet,
an air inlet channel is arranged between every two adjacent volute peripheral walls and is configured to guide air positioned at the rear side of the support shell to the periphery of the front part of the support shell, so that the impellers can simultaneously acquire air from the two lateral sides and the rear side of the support shell.
Optionally, the number of the impellers and the volute side walls is two; and is also provided with
The two volute peripheral walls are arranged mirror-symmetrically with respect to a central plane of the two lateral peripheral side plates perpendicular thereto, and are arranged such that the two impellers blow air in directions away from the central plane, respectively.
Optionally, the support housing further comprises:
a front circumferential side plate and a rear circumferential side plate, which are respectively provided to be combined with the two lateral circumferential side plates at lateral ends thereof;
two front longitudinal end plates provided to extend forward from front extension ends of the two volute peripheral walls, respectively, and combined with longitudinal ends of the front circumferential side plate and the two lateral side plates; and
and two rear longitudinal end plates which are respectively arranged to extend backwards from rear extension ends of the two volute peripheral walls and are combined with the rear circumferential side plates and the longitudinal ends of the two transverse side plates so as to improve the reliability of the air supply assembly.
Optionally, an air inlet of the air inlet channel is formed in the rear circumferential side plate;
the air outlet of the air inlet channel is arranged on the front circumferential side plate so as to reduce the resistance of air when flowing in the air inlet channel.
Optionally, the support housing is formed by splicing the first half-shell and the second half-shell along a splicing face extending in the longitudinal direction and the transverse direction; wherein the method comprises the steps of
An air inlet of the air inlet channel is formed in a rear side plate of the second half shell;
an air outlet of the air inlet channel is formed in the front side plate of the first half shell.
Alternatively, the support case is formed by splicing the first half case and the second half case along a split surface extending in the longitudinal direction and the front-rear direction; wherein the method comprises the steps of
The back side plate and the front side plate of the first half shell and the second half shell can be respectively provided with an air inlet opening and an air outlet opening, the air inlet of the air inlet channel is formed by splicing the air inlet openings of the first half shell and the second half shell, and the air outlet of the air inlet channel is formed by splicing the air outlet openings of the first half shell and the second half shell.
Optionally, the support shell is further provided with two reinforcing ribs which are respectively arranged at the outer sides of the two volute peripheral walls; wherein each of the reinforcing ribs comprises:
a front side line section provided at a position where a distance between the volute casing peripheral wall and a front circumferential side plate is shortest, and provided to extend in a lateral direction, connecting the front circumferential side plate and the volute casing peripheral wall; and
the rear side line section is arranged at the position with the shortest distance between the volute peripheral wall and the rear circumferential side plate, extends along the transverse direction and is connected with the rear circumferential side plate and the volute peripheral wall so as to improve the structural strength of the support shell.
Optionally, each of the reinforcing ribs further includes:
and two arc-shaped sections respectively extending inwards from the inner surfaces of the two transverse circumferential side plates and arranged to connect the front side linear section and the rear side linear section so as to further improve the structural strength of the support shell.
Optionally, the air inlet and the air outlet of the air inlet channel are set as follows:
the longitudinal inner surfaces of the spiral casing are coplanar with the surfaces of the rear side line-shaped section and the front side line-shaped section, which face the mirror symmetry planes of the two spiral casing peripheral walls respectively;
the inner surfaces of the two transverse circumferential side plates are coplanar to reduce wind resistance of the air inlet channel and improve air quantity of the air inlet channel.
According to a second aspect of the present invention, there is provided an indoor unit of a cabinet air conditioner, comprising:
the shell is provided with a shell air inlet and a plurality of shell air outlets;
the air supply assembly is arranged in the shell, and the impellers are configured to suck in ambient air from the surrounding environment of the shell air inlet and promote the ambient air to flow to the shell air outlets respectively; and
the indoor heat exchanger is arranged in the shell and is positioned on an air inlet flow path between the impellers and the shell air inlet, so that the ambient air entering through the shell air inlet exchanges heat with the indoor heat exchanger.
According to the invention, the impellers are arranged in the multiple volutes limited by the support shell and form the integrated component with the support shell, compared with the prior art that the centrifugal fans are fixedly connected through the sheet metal parts, the centrifugal fan structure is more stable and reliable, and vibration noise generated in the working process of the air supply component can be effectively reduced.
Furthermore, the air inlet channel is arranged between the two adjacent impellers, so that the impellers can simultaneously acquire air from the two lateral sides and the rear side of the support shell, the air supply efficiency of the air supply assembly is improved, and particularly when the air supply assembly is applied to the field of air conditioning, the refrigerating and heating efficiency of the indoor unit of the air conditioner can be effectively improved, and a user can obtain better experience.
The above, as well as additional objectives, advantages, and features of the present invention will become apparent to those skilled in the art from the following detailed description of a specific embodiment of the present invention when read in conjunction with the accompanying drawings.
Drawings
Some specific embodiments of the invention will be described in detail hereinafter by way of example and not by way of limitation with reference to the accompanying drawings. The same reference numbers will be used throughout the drawings to refer to the same or like parts or portions. It will be appreciated by those skilled in the art that the drawings are not necessarily drawn to scale. In the accompanying drawings:
FIG. 1 is a schematic block diagram of an air supply assembly according to one embodiment of the present invention;
FIG. 2 is a schematic exploded view of the air supply assembly shown in FIG. 1;
FIG. 3 is a schematic exploded view of the air moving assembly shown in FIG. 1 from another angle;
FIG. 4 is a schematic block diagram of an air supply assembly according to another embodiment of the present invention;
FIG. 5 is a schematic exploded view of the air supply assembly shown in FIG. 4;
FIG. 6 is a schematic exploded view of the air moving assembly shown in FIG. 4 from another angle;
FIG. 7 is a schematic block diagram of an air supply assembly according to yet another embodiment of the present invention;
FIG. 8 is a schematic exploded view of the air supply assembly shown in FIG. 7;
FIG. 9 is a schematic block diagram of an air supply assembly according to yet another embodiment of the present invention;
FIG. 10 is a schematic exploded view of the air supply assembly shown in FIG. 9;
fig. 11 is a schematic cross-sectional view of a cabinet air conditioner indoor unit according to an embodiment of the present invention;
fig. 12 is a schematic exploded view of the indoor unit of the cabinet air conditioner shown in fig. 11.
Fig. 13 is a schematic exploded view of an indoor unit of a cabinet air conditioner according to another embodiment of the present invention.
Detailed Description
FIG. 1 is a schematic block diagram of an air supply assembly 100 according to one embodiment of the present invention; FIG. 2 is a schematic exploded view of the air supply assembly 100 shown in FIG. 1; FIG. 3 is a schematic exploded view of the air supply assembly 100 shown in FIG. 1 from another angle; FIG. 4 is a schematic block diagram of an air supply assembly 100 according to another embodiment of the present invention; FIG. 5 is a schematic exploded view of the air supply assembly 100 shown in FIG. 4; fig. 6 is a schematic exploded view of the air moving assembly 100 shown in fig. 4 from another angle. Referring to fig. 1 to 6, the air blowing assembly 100 may include a support housing, a plurality of impellers 110 disposed in the support housing, a plurality of motors 111 drivingly connected to the plurality of impellers 110 and driving the impellers 110 to rotate, and a motor bracket 112 for fixing the plurality of motors 111 to the support housing. Specifically, the support housing may include two lateral circumferential side plates and a plurality of volute circumferential walls 123 joined at lateral ends to the two lateral circumferential side plates and extending around the plurality of impellers 110, respectively. The portion of the support housing surrounding the outside of an impeller 110 is formed as the volute of the impeller 110. The part of each transverse circumferential side plate forming the volute of one impeller 110 is provided with a volute air inlet of the volute, a volute air outlet is formed between two extending ends of each volute circumferential wall 123, and the impellers 110 are configured to suck air from the volute air inlets of the corresponding volutes respectively and enable the air to flow to the corresponding volute air outlets. That is, in the present invention, each volute has two volute air inlets, and is located at two lateral sides of the impeller 110, respectively. According to the invention, the impellers 110 are arranged in the volutes defined by the support housing and form an integrated assembly with the support housing, so that compared with the prior art that the centrifugal fans are fixedly connected through the sheet metal parts, the centrifugal fan assembly is more stable and reliable, and vibration noise generated in the working process of the air supply assembly 100 can be effectively reduced.
In some preferred embodiments, the portion of the lateral peripheral side plate adjacent to each of the volute inlet openings thereon may be configured to extend arcuately inwardly of the lateral peripheral side plate in a direction proximate to the axis of rotation of the impeller 110 to which that portion corresponds, to direct the flow of air outwardly of the volute inlet opening inwardly of the volute. Each motor bracket 112 may include a motor mounting portion fixedly coupled to the motor 111 and a plurality of bracket portions fixedly coupled to the support housing. The bracket portion may be provided to be bent or arcuately extended from a circumferential end portion of the motor mounting portion in a direction away from a central axis of the motor mounting portion, and an extended end thereof is provided to be fixedly connected to an outer peripheral edge of one of the volute air inlets of the volute. The plurality of bracket parts are preferably uniformly distributed in the circumferential direction of the motor mounting part to improve stability of the motor 111 connected thereto, thereby reducing vibration noise generated when the impeller 110 rotates.
In some embodiments, the number of impeller 110 and support housing volute perimeter walls 123 is two. The two volute circumferential walls 123 may be arranged mirror-symmetrically with respect to a central plane of the two lateral circumferential side plates extending perpendicular to the longitudinal direction. The two volute circumferential walls 123 may be further configured such that the two impellers 110 respectively blow air in directions away from the central planes of the two lateral circumferential side plates extending perpendicular to the longitudinal direction, i.e. the volute air outlets of the two volute circumferential walls 123 are respectively located at the longitudinal ends of the lateral circumferential side plates. In some preferred embodiments, the support housing may further include a front circumferential side plate, a rear circumferential side plate, two front longitudinal end plates, and two rear longitudinal end plates to improve reliability of the air supply assembly 100. In particular, the front and rear circumferential side plates may be provided in combination with two lateral circumferential side plates at lateral ends thereof, respectively. The two front longitudinal end plates may be provided to extend forward from the front extending ends of the two volute circumferential walls 123, respectively, and to be combined with the longitudinal ends of the front circumferential side plate and the two lateral side plates. The two rear longitudinal end plates may be provided to extend rearward from rear extension ends of the two volute circumferential walls 123, respectively, and to be combined with longitudinal ends of the rear circumferential side plate and the two lateral side plates.
The following describes the technical solution of the present invention in detail taking two examples of the number of the impeller 110 and the number of the peripheral walls 123 of the volute of the support casing.
Referring to fig. 2 and 3, in some preferred embodiments of the present invention, the support housing may also have ribs 124 extending inwardly from the inner surface of each of its peripheral side plates to increase the structural strength of the support housing and thus the stability of the air moving assembly 100. In the illustrated embodiment, the number of the reinforcing ribs 124 is two, and the reinforcing ribs are respectively arranged on the outer sides of the two peripheral walls 123 of the spiral case, that is, each peripheral wall 123 of the spiral case corresponds to one reinforcing rib 124. Each of the ribs 124 may include a front linear section, a rear linear section, and two arcuate sections. The forward linear section may extend in a lateral direction and connect the forward circumferential side plate with the volute sidewall 123. The aft side line section may extend in a lateral direction and connect the aft circumferential side plate and the volute sidewall 123. The front side line-shaped section is preferably disposed at a position where the volute circumferential wall 123 is the shortest distance from the front circumferential side plate, and the rear side line-shaped section is preferably disposed at a position where the volute circumferential wall 123 is the shortest distance from the rear circumferential side plate, so as to ensure that the support housing has sufficient structural strength to support the plurality of impellers 110 and the motor 111, and save material costs. The two arcuate segments may be configured to extend inwardly from the inner surfaces of the two lateral peripheral side plates, respectively, and to connect the front side linear segment and the rear side linear segment to further enhance the structural strength of the support housing.
In some preferred embodiments of the present invention, the support housing is formed by the first half-shell 121 and the second half-shell 122 being split along a split surface to facilitate the installation of the impeller 110. The splicing surface can be a plane, a step surface, a bending surface, a curved surface and the like. Referring to fig. 1 to 6, the first half-shell 121 and the second half-shell 122 may be located at front and rear sides of the impeller 110, respectively. In this embodiment, the split surfaces of the first and second half- shells 121 and 122 may be provided to extend in the longitudinal and lateral directions so as to facilitate production and transportation of the first and second half- shells 121 and 122. The axes of rotation of the two impellers 110 may be located on the mating surfaces to facilitate installation of the impellers 110. The two lateral side plates of the first half-shell 121 may be provided with a plurality of front side split lugs 1251 extending in the lateral direction, respectively. The two lateral side plates of the second half shell 122 may be provided with a plurality of rear side-split lugs 1252 corresponding to the front side-split lugs 1251, the plurality of front side-split lugs 1251 being provided in a fastening fit with the plurality of rear side-split lugs 1252 to fixedly split the first and second half shells 121 and 122. Preferably, at least one front mating lug 1251 on both lateral sides of the impeller 110 has a rear surface disposed parallel to or intersecting the mating surfaces of the first and second half- shells 121, 122 to improve the stability of the air moving assembly 100. In other words, when the first and second half cases 121 and 122 are coupled to form a supporting case, the front or rear coupling lugs 1251 and 1252 of the lateral sides of the impeller 110 are configured to restrict movement of the first and second half cases 121 and 122 in a direction parallel to the coupling surfaces, thereby extending the service life of the fastener coupling the front and rear coupling lugs 1251 and 1252, further improving the stability of the air blowing assembly 100, and reducing vibration noise generated during rotation of the impeller 110.
FIG. 7 is a schematic block diagram of an air supply assembly 100 according to yet another embodiment of the present invention; FIG. 8 is a schematic exploded view of the air supply assembly 100 shown in FIG. 7; FIG. 9 is a schematic block diagram of an air supply assembly 100 according to yet another embodiment of the present invention; fig. 10 is a schematic exploded view of the air supply assembly 100 shown in fig. 9. Referring to fig. 7 to 10, in other embodiments, the first half-shell 121 and the second half-shell 122 may be located on both lateral sides of the impeller 110, respectively. The split surfaces of the first and second half- shells 121 and 122 may be provided to extend in the longitudinal direction and the front-rear direction so as to facilitate production and transportation of the first and second half- shells 121 and 122. The forward side plates of the first and second half- shells 121 and 122 may each be provided with a plurality of forward extending front side split lugs 1251, and the rearward side plates of the first and second half- shells 121 and 122 may each be provided with a plurality of rearward extending rear side split lugs 1252. The front and rear side combining lugs 1251 and 1252 of the first half case 121 are respectively provided to be fastened to the front and rear side combining lugs 1251 and 1252 of the second half case 122 to fix the first and second half cases 121 and 122 to be combined. Preferably, a surface of the at least one front side split lug 1251 of the first half case 121 facing the second half case 122 is disposed to be parallel to or intersect with a split surface of the first half case 121 and the second half case 122, and a surface of the at least one rear side split lug 1252 of the first half case 121 facing the second half case 122 is disposed to be parallel to or intersect with a split surface of the first half case 121 and the second half case 122 to improve stability of the air blowing assembly 100.
In some embodiments of the invention, an air inlet passage 127 may be provided between each adjacent two of the volute perimeter walls 123. The air intake passage 127 may be configured to direct air located on the rear side of the air moving assembly 100 around the front side of the air moving assembly 100 so that both impellers 110 may simultaneously draw air from both lateral sides and the rear side of the support housing. In some embodiments, the air inlet of the air inlet channel 127 may be formed in the rear circumferential side plate of the support housing, and the air outlet of the air inlet channel 127 may be formed in two lateral circumferential side plates of the fan bracket, so that the impeller 110 may obtain the ambient air introduced through the air inlet channel 127. I.e. the air inlet channel 127 is surrounded by the respective circumferential side plates of the support housing and the volute peripheral wall. Specifically, in the embodiment in which the first half-shell 121 and the second half-shell 122 are respectively located on the front and rear sides of the impeller 110, the air inlet of the air inlet channel 127 may be opened at the rear side plate of the second half-shell 122, and the air outlet of the air inlet channel 127 may be opened at the lateral side plate of the first half-shell 121. In the embodiment in which the first half-shell 121 and the second half-shell 122 are respectively located at two lateral sides of the impeller 110, the rear side plates of the first half-shell 121 and the second half-shell 122 may be respectively provided with air inlet openings, the air inlet of the air inlet channel 127 may be formed by splicing the air inlet openings of the first half-shell 121 and the second half-shell 122, and the air outlet of the air inlet channel 127 may be respectively provided with the lateral side plates of the first half-shell 121 and the second half-shell 122. The inner surface of the air inlet channel 127 in the longitudinal direction is preferably coplanar with the surfaces of the two rear side line segments facing the mirror symmetry planes of the two volute circumferential walls 123. The inner surface of the air inlet channel 127 in the transverse direction is preferably coplanar with the inner surfaces of the two transverse circumferential side plates. The projection of the outlet of the inlet channel 127 in the longitudinal direction is entirely within the maximum cross-section of the inlet of the volute. The air outlet of the air inlet passage 127 is preferably provided with two inner surfaces thereof in the longitudinal direction extending at equal intervals with respect to the outer surfaces of the adjacent volute peripheral walls 123, respectively, so as to reduce the wind resistance of the air inlet passage 127 and increase the air volume of the air inlet passage 127. The inner surface of the air inlet passage 127 in the longitudinal direction is not coplanar (coincident) with the surface of the reinforcing rib 124 facing the mirror symmetry plane of the two volute circumferential walls 123 to ensure the structural strength of the support casing.
Referring to fig. 4 to 6, in other embodiments, the air inlet of the air inlet channel 127 may be formed in the rear circumferential side plate of the support housing, and the air outlet of the air inlet channel 127 may be formed in the front circumferential side plate of the support housing, so as to reduce the resistance of the ambient air flowing in the air inlet channel 127. Specifically, in the embodiment in which the first half-shell 121 and the second half-shell 122 are respectively located on the front and rear sides of the impeller 110, the air inlet of the air inlet channel 127 may be opened at the rear side plate of the second half-shell 122, and the air outlet of the air inlet channel 127 may be opened at the front side plate of the first half-shell 121. Referring to fig. 9 and 10, in an embodiment in which the first and second half- shells 121 and 122 are respectively located at both lateral sides of the impeller 110, the rear and front side plates of the first and second half- shells 121 and 122 may be respectively provided with an air inlet opening and an air outlet opening, the air inlet of the air inlet channel 127 may be formed by splicing the air inlet openings of the first and second half- shells 121 and 122, and the air outlet of the air inlet channel 127 may be formed by splicing the air outlet openings of the first and second half- shells 121 and 122. The inner surfaces of the air inlet and outlet of the air inlet channel 127 in the longitudinal direction are preferably coplanar with the surfaces of the two rear side line segments and the two front side line segments, respectively, facing the mirror symmetry planes of the two volute peripheral walls 123. The inner surfaces of the air inlet and the air outlet of the air inlet channel 127 in the transverse direction are preferably coplanar with the inner surfaces of the two transverse circumferential side plates, so that the wind resistance of the air inlet channel 127 is reduced, and the air quantity of the air inlet channel 127 is improved.
The air supply assembly 100 may also include two air guide channels 130. The channel air inlets of the two air guide channels 130 may be configured to interface with the volute air outlets of the two volutes, respectively, and extend arcuately forward in a direction away from the plane of mirror symmetry of the two volute peripheral walls 123 to receive and direct forward the air flow from the two impellers 110. The air guide path 130 is preferably provided to be gradually extended from rear to front to increase the air supply distance of the air supply assembly 100. Referring to fig. 1 and 6, in some embodiments, the outer walls of the front and rear sides of each air guide channel 130 may have a plurality of longitudinal mounting tabs 132 extending in a direction toward the plane of mirror symmetry of the two impellers 110. The longitudinal end plate of the support housing is correspondingly provided with a plurality of mounting bayonets 1221, and the plurality of longitudinal mounting tongues 132 are respectively clamped with the plurality of mounting bayonets 1221 so as to fix the air guide channel 130 on the support housing. Referring to fig. 4 and 10, in other embodiments, the front side outer wall of each of the air guide channels 130 may have a plurality of longitudinal mounting tabs 132 extending in a direction toward the mirror symmetry plane of the two impellers 110, and the plurality of longitudinal mounting tabs 132 may be provided in fixed connection with the front circumferential side plate of the support housing. The rear outer wall of each air guide channel 130 has a plurality of rearward mounting tabs 133 extending rearward, and the plurality of rearward mounting tabs 133 may be provided in fixed connection with the rear longitudinal end plate. In some preferred embodiments, lateral side outer walls of each of the wind guide channels 130 may have wedge-shaped guide protrusions 131 that are downwardly divergent. The surface of the wedge-shaped guide protrusion 131 facing the extension axis of the wind guide channel 130 may be provided to be matable with the outer surfaces of the two lateral circumferential side plates of the support housing, so as to facilitate the installation and positioning of the wind guide channel 130.
Based on the air supply assembly 100 of any of the foregoing embodiments, the present invention may further provide a cabinet air conditioner indoor unit 200. Fig. 11 is a schematic cross-sectional view of a cabinet air-conditioner indoor unit 200 according to one embodiment of the invention; fig. 12 is a schematic exploded view of the indoor unit 200 of the cabinet air conditioner shown in fig. 11. Referring to fig. 11 and 12, the cabinet air conditioner indoor unit 200 includes a cabinet, and an air blowing assembly 100 and an indoor heat exchanger 220 provided in the cabinet. Specifically, the casing is provided with a casing air inlet 2111 and a plurality of casing air outlets. The plurality of impellers 110 of the air supply assembly 100 are configured to draw in ambient air from the surrounding environment of the cabinet air intake 2111 and to cause the ambient air to flow toward the plurality of cabinet air outlets, respectively. The indoor heat exchanger 220 is disposed on an air intake flow path between the cabinet air intake 2111 and the plurality of impellers 110 so that the ambient air entering through the cabinet air intake 2111 exchanges heat with the indoor heat exchanger 220.
In an embodiment with two impellers 110, the housing inlet 2111 may be formed in a rear housing of the housing, the housing outlet may include an upper outlet 2121 and a lower outlet 2122 below the upper outlet 2121, and the upper outlet 2121 and the lower outlet 2122 are both formed in the front panel 212. Referring to fig. 7, to facilitate installation of the air supply assembly 100 and the indoor heat exchanger 220, the rear case may be composed of a circumferential housing 211, a top plate 213, and a bottom plate 214. The two impellers 110 are configured to draw in ambient air from the surrounding environment of the housing intake 2111 and to cause the ambient air to flow toward the upper and lower outlets 2121, 2122 of the front panel 212, respectively. In some embodiments, the indoor heat exchanger 220 may have a "U" shape in cross section and be disposed around the rear side and lateral sides of the air moving assembly 100. The two lateral side plates and the rear side plate of the casing are provided with casing air inlets 2111 to increase the air intake of the air supply assembly 100 and avoid waste of heat or cold generated by the indoor heat exchanger 220. In this embodiment, the foregoing blower assembly 100 having the air inlet duct 127 is preferably used to reduce the wind resistance of the blower assembly 100. In other embodiments, the cross-section of the indoor heat exchanger 220 may be "V" shaped. The number of the indoor heat exchangers 220 may be two, and the two indoor heat exchangers 220 may be disposed at both lateral sides of the air supply assembly 100, respectively. The bending angle of the V-shaped indoor heat exchanger 220 is 110 ° to 140 °, for example 110 °, 120 °, 130 ° or 140 °, and the V-shaped indoor heat exchanger 220 adopting the bending angle in the range can improve heat exchange efficiency of the heat exchanger and ambient air flowing through the heat exchanger, thereby improving heating or cooling efficiency to the indoor environment. In this embodiment, the blower assembly 100 without the air inlet passage 127 is preferably used to avoid ambient air from entering the interior of the volute without exchanging heat with the indoor heat exchanger 220. The housing intake 2111 may be provided only on two lateral side plates of the housing, or may be provided on two lateral side plates and a rear side plate of the housing, so as to improve the air supply amount of the air supply assembly 100. In the present invention, the cabinet air inlets 2111 located at both lateral side plates of the cabinet may be provided at the rear of the lateral side plates to improve the aesthetic appearance of the cabinet air conditioner indoor unit 200.
Referring to fig. 6-9, in some preferred embodiments, the cabinet air conditioner indoor unit 200 may further include a water pan 230. The water pan 230 has a concave cavity opened upward for collecting condensed water flowing down from the indoor heat exchanger 220. The circumferential side wall of the recessed cavity of the water tray 230 (the side wall combined with the bottom wall) may be provided in fixed connection with the cabinet. The indoor heat exchanger 220 may be disposed above the water pan 230, and the projection of the indoor heat exchanger 220 on the horizontal plane is completely within the range defined by the cavity, so that all the condensed water left from the indoor heat exchanger 220 flows into the water pan 230, thereby avoiding the condensed water from polluting the indoor environment.
The cabinet air conditioner indoor unit 200 may further include a weather strip 240 positioned above the water pan 230. The indoor heat exchanger 220 may be disposed in a space formed by sandwiching the wind deflector 240 and the water pan 230, and an upper end surface and a lower end surface of the indoor heat exchanger 220 are respectively in contact fit with a lower surface of the wind deflector 240 and a bottom wall of the cavity. The projection of the cabinet intake 2111 on the vertical plane may be entirely between the wind deflector 240 and the water pan 230 so that all of the ambient air drawn from the cabinet intake 2111 exchanges heat with the indoor heat exchanger 220. In some preferred embodiments, the bottom wall of the cavity and the lower surface of the wind deflector 240 may be provided with a plurality of stoppers, respectively. The plurality of stoppers are provided to extend in a direction toward the indoor heat exchanger 220 and to be engaged with an outer surface of the indoor heat exchanger 220, so as to facilitate installation and positioning of the indoor heat exchanger 220 and the wind deflector 240, and to restrict movement of the indoor heat exchanger 220 in a horizontal direction.
In some preferred embodiments, the rear bottom end of the air supply assembly 100 may be fixed on the water tray 230, so that the overall structure of the indoor unit 200 of the cabinet air conditioner is more compact and stable, the occupied space of the indoor unit 200 of the cabinet air conditioner is reduced, and the user experience is improved. The water tray 230 may include a water receiving portion 231 for collecting condensed water flowing down from the indoor heat exchanger 220 and a supporting portion 232 for supporting the air supply assembly 100. The water receiving part 231 has a concave cavity opened upward. The recess may include a first water receiving section extending in a lateral direction of the cabinet and a second water receiving section extending forward from lateral both side ends of the first water receiving section. The support portion 232 may be disposed to extend horizontally forward from the front side outer wall of the first water receiving section, and the rear bottom end of the air supply assembly 100 is fixed to the support portion 232. The bottom surface of the support part 232 may be provided with a plurality of ribs extending in the front-rear direction and connected with the water receiving part 231 to improve the structural strength of the water receiving tray 230. To facilitate the mounting and positioning of the air supply assembly 100, the circumferential side walls of the recess toward the vertical central axis of the cabinet may be configured to mate with the outer walls of the air guide channels 130. The circumferential side walls of the recess facing the vertical central axis of the cabinet may be sized to be larger in the vertical direction than the other circumferential side walls of the recess to facilitate the mounting and positioning of the air supply assembly 100.
The cabinet air conditioner indoor unit 200 may further include two structural supports 250 extending in a vertical direction. Two structural supports 250 may be provided to connect the front lateral end of the air moving assembly 100 with the cabinet to improve the stability of the air moving assembly 100. Specifically, each structural support 250 may include a front side assembly securing section and a rear side assembly securing section, a connecting section connecting the front side assembly securing section and the rear side assembly securing section, and two chassis securing sections. The front side assembly fixing section and the rear side assembly fixing section may be disposed to extend in a lateral direction of the cabinet and to be symmetrical with respect to an imaginary plane extending in the lateral and vertical directions for fixedly connecting with the fan bracket. The two chassis fixing sections may be arranged to extend from the outer ends of the front side assembly fixing section and the rear side assembly fixing section, respectively, in a direction away from the imaginary plane for fixed connection with the lateral side plates of the rear housing. In some preferred embodiments, the structural support 250 may also include an upper cuff and a lower cuff. The upper and lower turn-ups may be disposed to extend horizontally from the upper and lower ends of the connection section in a direction toward the vertical central plane of the cabinet in the front-rear direction, respectively, and are disposed to be fixedly connected with the top plate 213 and the bottom plate 214 of the rear cabinet, respectively, so as to improve the stability of the air blowing assembly 100. The front end of the water tray 230 may be fixedly connected to the two structural supports 250 to improve stability of the water tray 230, thereby improving stability of the air supply assembly 100 and reducing vibration noise. In some embodiments, the support housing may be provided with two extensions 126 extending outwardly in a lateral direction from lateral side ends of the front circumferential side plate thereof, each configured to be fixedly coupled with two front side assembly fixing sections, to facilitate mounting and dismounting of the air supply assembly 100. In other embodiments, the cabinet air conditioner indoor unit 200 may further include a plurality of sheet metal members 260. A plurality of sheet metal parts 260 may be provided to connect the front lateral end portion of the blower assembly 100 and the two front assembly fixing sections to facilitate production and transportation of the blower assembly 100.
Preferably, the operation modes of the cabinet air conditioner indoor unit 200 may include a default mode, a mute mode, and an efficient mode. The two motors 111 are configured to drive the impeller 110 positioned at the lower side to rotate when the indoor heat exchanger 220 is in a heating state in a default mode; when the indoor heat exchanger 220 is in a refrigerating state, the impeller 110 positioned at the upper side is driven to rotate, and the characteristics of upward flow of hot air flow and downward flow of cold air flow are utilized, so that efficient and uniform air-out heat exchange is effectively realized, and the comfort level of a user is improved. In the silent mode the two motors 111 may be configured to reduce the rotational speed of the impeller 110 by 20-40%, e.g. 20%, 30% or 40% on the basis of the default mode. In the high efficiency mode, the two motors 111 may be configured to drive the two impellers 110 to operate synchronously at a set rotational speed, which may be greater than or equal to the rotational speed of the impellers 110 in the default mode.
According to the cabinet air conditioner indoor unit 200, the two impellers 110 are arranged in the machine shell, the two motors 111 are configured to only drive the lower side impellers 110 to work when the indoor heat exchanger 220 heats, and only drive the upper side impellers 110 to work when the indoor heat exchanger 220 cools, so that the cooling and heating efficiency is improved, the indoor temperature is more uniform, and the comfort level of a user is improved. Further, the inventor of the present application creatively sets the plurality of impellers 110 in the plurality of volutes defined by the supporting housing by comprehensively analyzing vibration parameters generated when the impellers 110 work, and skillfully adopts a specific form of split lugs to fix the plurality of impellers 110, the first half-shell 121 and the second half-shell 122 into an integral assembly and then install the integral assembly in the housing, so that the whole machine structure is more stable and reliable, not only can vibration be aggravated and strong noise be generated due to the rise of the center of gravity of the whole machine, but also vibration of the whole machine is weakened and noise is reduced.
By now it should be appreciated by those skilled in the art that while a number of exemplary embodiments of the invention have been shown and described herein in detail, many other variations or modifications of the invention consistent with the principles of the invention may be directly ascertained or inferred from the present disclosure without departing from the spirit and scope of the invention. Accordingly, the scope of the present invention should be understood and deemed to cover all such other variations or modifications.
Claims (8)
1. An air supply assembly, comprising:
a support housing having two lateral circumferential side plates and a plurality of volute circumferential walls joined at lateral ends to the two lateral circumferential side plates and extending around the impellers, respectively, and a plurality of impellers longitudinally distributed in the support housing, wherein a portion of the support housing around an outside of one of the impellers is formed as a volute of the impeller;
the motors are respectively connected with the impellers in a driving way so as to respectively drive the impellers to rotate; and
a plurality of motor brackets, the plurality of motors being configured to be fixed to the volute by the plurality of motor brackets; wherein the method comprises the steps of
The part of each transverse circumferential side plate forming the volute of one impeller is provided with a volute air inlet; and is also provided with
A volute air outlet is formed between two extending end parts of each volute peripheral wall, and the impeller is configured to suck air from the volute air inlet and enable the air to flow to the volute air outlet; it is characterized in that the method comprises the steps of,
an air inlet channel is arranged between every two adjacent volute peripheral walls and is configured to guide air positioned at the rear side of the support shell to the periphery of the front part of the support shell, so that the impellers can simultaneously acquire air from the two lateral sides and the rear side of the support shell; wherein, the support housing further includes:
a front circumferential side plate and a rear circumferential side plate, which are respectively provided to be combined with the two lateral circumferential side plates at lateral ends thereof;
two front longitudinal end plates provided to extend forward from front extension ends of the two volute peripheral walls, respectively, and combined with longitudinal ends of the front circumferential side plate and the two lateral side plates;
two rear longitudinal end plates disposed to extend rearward from rear extension ends of the two volute peripheral walls, respectively, and combined with longitudinal ends of the rear circumferential side plate and the two lateral side plates to improve reliability of the air supply assembly; and
the two reinforcing ribs are respectively arranged at the outer sides of the two volute peripheral walls; wherein each of the reinforcing ribs comprises:
a front side line section provided at a position where a distance between the volute casing peripheral wall and a front circumferential side plate is shortest, and provided to extend in a lateral direction, connecting the front circumferential side plate and the volute casing peripheral wall; and
the rear side line section is arranged at the position with the shortest distance between the volute peripheral wall and the rear circumferential side plate, extends along the transverse direction and is connected with the rear circumferential side plate and the volute peripheral wall so as to improve the structural strength of the support shell.
2. The air supply assembly of claim 1, wherein the air supply assembly comprises,
the number of the impellers and the number of the side walls of the spiral case are two; and is also provided with
The two volute peripheral walls are arranged mirror-symmetrically with respect to a central plane of the two lateral peripheral side plates perpendicular thereto, and are arranged such that the two impellers blow air in directions away from the central plane, respectively.
3. The air supply assembly of claim 1, wherein the air supply assembly comprises,
the air inlet of the air inlet channel is formed in the rear circumferential side plate;
the air outlet of the air inlet channel is arranged on the front circumferential side plate so as to reduce the resistance of air when flowing in the air inlet channel.
4. The air moving assembly according to claim 3, wherein,
the support shell is formed by splicing a first half shell and a second half shell along a splicing surface extending in the longitudinal direction and the transverse direction; wherein the method comprises the steps of
An air inlet of the air inlet channel is formed in a rear side plate of the second half shell;
an air outlet of the air inlet channel is formed in the front side plate of the first half shell.
5. The air moving assembly according to claim 3, wherein,
the support housing is formed by splicing a first half-shell and a second half-shell along a splicing surface extending in a longitudinal direction and a front-rear direction; wherein the method comprises the steps of
The back side plate and the front side plate of the first half shell and the second half shell can be respectively provided with an air inlet opening and an air outlet opening, the air inlet of the air inlet channel is formed by splicing the air inlet openings of the first half shell and the second half shell, and the air outlet of the air inlet channel is formed by splicing the air outlet openings of the first half shell and the second half shell.
6. The air supply assembly of claim 1, wherein each of the ribs further comprises:
and two arc-shaped sections respectively extending inwards from the inner surfaces of the two transverse circumferential side plates and arranged to connect the front side linear section and the rear side linear section so as to further improve the structural strength of the support shell.
7. The air supply assembly of claim 6, wherein the air inlet and the air outlet of the air inlet duct are configured to:
the longitudinal inner surfaces of the spiral casing are coplanar with the surfaces of the rear side line-shaped section and the front side line-shaped section, which face the mirror symmetry planes of the two spiral casing peripheral walls respectively;
the inner surfaces of the two transverse circumferential side plates are coplanar to reduce wind resistance of the air inlet channel and improve air quantity of the air inlet channel.
8. A cabinet air conditioner indoor unit, comprising:
the shell is provided with a shell air inlet and a plurality of shell air outlets;
the air supply assembly of any one of claims 1-7 disposed within the enclosure, and the plurality of impellers configured to draw in ambient air from an ambient environment of the enclosure air intake and to cause it to flow toward the plurality of enclosure air outlets, respectively; and
the indoor heat exchanger is arranged in the shell and is positioned on an air inlet flow path between the impellers and the shell air inlet, so that the ambient air entering through the shell air inlet exchanges heat with the indoor heat exchanger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810118806.9A CN108224566B (en) | 2018-02-06 | 2018-02-06 | Air supply assembly and cabinet air conditioner indoor unit with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810118806.9A CN108224566B (en) | 2018-02-06 | 2018-02-06 | Air supply assembly and cabinet air conditioner indoor unit with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108224566A CN108224566A (en) | 2018-06-29 |
| CN108224566B true CN108224566B (en) | 2023-04-28 |
Family
ID=62670702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810118806.9A Active CN108224566B (en) | 2018-02-06 | 2018-02-06 | Air supply assembly and cabinet air conditioner indoor unit with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108224566B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110887118B (en) * | 2018-09-07 | 2023-12-22 | 青岛海尔空调器有限总公司 | Indoor unit of cabinet air conditioner |
| CN110887119B (en) * | 2018-09-07 | 2023-12-22 | 青岛海尔空调器有限总公司 | Indoor unit of cabinet air conditioner |
| CN110887117B (en) * | 2018-09-07 | 2023-12-22 | 青岛海尔空调器有限总公司 | Indoor unit of cabinet air conditioner |
| CN110887115B (en) * | 2018-09-07 | 2023-12-22 | 青岛海尔空调器有限总公司 | Indoor unit of cabinet air conditioner |
| CN110887114B (en) * | 2018-09-07 | 2023-12-22 | 青岛海尔空调器有限总公司 | Indoor unit of cabinet air conditioner |
| CN110887116B (en) * | 2018-09-07 | 2023-12-22 | 青岛海尔空调器有限总公司 | Indoor unit of cabinet air conditioner |
| CN110160148B (en) * | 2019-06-25 | 2024-06-11 | 宁波奥克斯电气股份有限公司 | Vertical cabinet and air conditioner |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202993374U (en) * | 2012-09-25 | 2013-06-12 | 广东美的制冷设备有限公司 | Air-conditioner indoor unit capable of returning air at the back and supplying air up and down at the front |
| CN203571888U (en) * | 2013-10-09 | 2014-04-30 | 广东美的制冷设备有限公司 | Air conditioner indoor unit |
| CN106345198A (en) * | 2016-09-21 | 2017-01-25 | 广东美的制冷设备有限公司 | Air purifier |
| CN106403050A (en) * | 2016-12-06 | 2017-02-15 | 美的集团股份有限公司 | Cabinet air conditioner, air conditioner and air output control method of cabinet air conditioner |
| CN106642323A (en) * | 2016-11-29 | 2017-05-10 | 青岛海尔空调器有限总公司 | Air conditioner indoor unit |
| CN206514388U (en) * | 2016-12-06 | 2017-09-22 | 美的集团股份有限公司 | Cabinet air-conditioner and air conditioner |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7108478B2 (en) * | 2003-06-13 | 2006-09-19 | American Standard International Inc. | Blower housing and cabinet with improved blower inlet airflow distribution |
| US7114346B2 (en) * | 2003-07-02 | 2006-10-03 | Adobeair, Inc. | Low profile evaporative cooler housing |
-
2018
- 2018-02-06 CN CN201810118806.9A patent/CN108224566B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202993374U (en) * | 2012-09-25 | 2013-06-12 | 广东美的制冷设备有限公司 | Air-conditioner indoor unit capable of returning air at the back and supplying air up and down at the front |
| CN203571888U (en) * | 2013-10-09 | 2014-04-30 | 广东美的制冷设备有限公司 | Air conditioner indoor unit |
| CN106345198A (en) * | 2016-09-21 | 2017-01-25 | 广东美的制冷设备有限公司 | Air purifier |
| CN106642323A (en) * | 2016-11-29 | 2017-05-10 | 青岛海尔空调器有限总公司 | Air conditioner indoor unit |
| CN106403050A (en) * | 2016-12-06 | 2017-02-15 | 美的集团股份有限公司 | Cabinet air conditioner, air conditioner and air output control method of cabinet air conditioner |
| CN206514388U (en) * | 2016-12-06 | 2017-09-22 | 美的集团股份有限公司 | Cabinet air-conditioner and air conditioner |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108224566A (en) | 2018-06-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108224566B (en) | Air supply assembly and cabinet air conditioner indoor unit with same | |
| CN208296042U (en) | Air-supply assembly and cabinet type air conditioner indoor set with the air-supply assembly | |
| CN108413497B (en) | Indoor unit of cabinet air conditioner | |
| EP1361367A2 (en) | Turbo fan and air conditioner having the same applied thereto | |
| CN109812873B (en) | Cabinet type air conditioner indoor unit | |
| CN108224567B (en) | Air supply assembly and cabinet air conditioner indoor unit with same | |
| CN106765591B (en) | Air conditioner indoor unit and air conditioner | |
| US7340911B2 (en) | Monolithic air conditioner | |
| CN209877134U (en) | Air supply assembly and cabinet air conditioner indoor unit with same | |
| CN106594884B (en) | Air conditioner indoor unit and air conditioner | |
| CN109323333B (en) | Indoor unit of air conditioner | |
| CN106765593B (en) | Air conditioner indoor unit and air conditioner | |
| CN108224564B (en) | Air supply assembly and cabinet air conditioner indoor unit with same | |
| CN109323332B (en) | Indoor unit of air conditioner | |
| CN216346702U (en) | Air conditioner | |
| CN208418941U (en) | Air-supply assembly and cabinet type air conditioner indoor set with the air-supply assembly | |
| CN207936290U (en) | Air-supply assembly and cabinet type air conditioner indoor set with the air-supply assembly | |
| CN109780630B (en) | Indoor unit of air conditioner | |
| CN210141643U (en) | Machine and air conditioner in air conditioning | |
| CN208418974U (en) | Cabinet type air conditioner indoor set | |
| CN208418977U (en) | Cabinet type air conditioner indoor set | |
| CN208418967U (en) | Cabinet type air conditioner indoor set | |
| CN219572081U (en) | Air conditioner | |
| CN214249830U (en) | Cabinet air conditioner indoor unit and air conditioner | |
| CN214249831U (en) | Air conditioner auxiliary air duct assembly |
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 | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20230413 Address after: 266101 Haier Industrial Park, 1 Haier Road, Laoshan District, Shandong, Qingdao Applicant after: QINGDAO HAIER AIR CONDITIONER GENERAL Corp.,Ltd. Applicant after: Haier Smart Home Co., Ltd. Address before: 266101 Haier Industrial Park, 1 Haier Road, Laoshan District, Shandong, Qingdao Applicant before: QINGDAO HAIER AIR CONDITIONER GENERAL Corp.,Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |