CN111237877A - Fresh air device and air conditioner indoor unit with same - Google Patents
Fresh air device and air conditioner indoor unit with same Download PDFInfo
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- CN111237877A CN111237877A CN202010162667.7A CN202010162667A CN111237877A CN 111237877 A CN111237877 A CN 111237877A CN 202010162667 A CN202010162667 A CN 202010162667A CN 111237877 A CN111237877 A CN 111237877A
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- 230000002093 peripheral effect Effects 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 238000009434 installation Methods 0.000 description 7
- 238000004378 air conditioning Methods 0.000 description 6
- 238000012423 maintenance Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000001914 filtration Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
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- 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
- F24F1/0035—Indoor units, e.g. fan coil units characterised by introduction of outside air to the room
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- 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
- F24F13/02—Ducting arrangements
- F24F13/06—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser
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- 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
- F24F13/20—Casings or covers
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- 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
- F24F13/20—Casings or covers
- F24F2013/205—Mounting a ventilator fan therein
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- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a fresh air device and an air conditioner indoor unit with the same, wherein the fresh air device comprises: the first volute is provided with a first air inlet; the first volute and the second volute define an air outlet channel, the air outlet channel is communicated with the first air inlet, one of the first volute and the second volute is provided with a positioning column, the other of the first volute and the second volute is provided with a positioning hole matched with the positioning column, and the first volute and the second volute are connected through a fastening piece and/or in clamping connection; and the fan assembly is arranged in the air outlet duct to drive airflow to flow from the first air inlet to the air outlet duct. According to the fresh air device, the positioning column is arranged on one of the first volute and the second volute, and the positioning hole is arranged on the other of the first volute and the second volute, so that the assembling and maintaining efficiency of the first volute and the second volute can be improved, meanwhile, the first volute and the second volute can be shortened, and the production cost of the first volute and the second volute can be reduced.
Description
Technical Field
The invention relates to the technical field of air conditioning, in particular to a fresh air device and an air conditioner indoor unit with the same.
Background
In the related art, due to the limitation of the assembly form and structure of the fresh air device, the assembly difficulty of the fresh air device is high, and the assembly efficiency of the fresh air device is relatively low.
Disclosure of Invention
The invention provides a fresh air device which has the advantages of low assembly difficulty and high assembly efficiency.
The invention also provides an air conditioner indoor unit, which comprises the fresh air device.
According to the new trend device of the embodiment of the invention, include: a first volute having a first air inlet; the first volute and the second volute define an air outlet channel, the air outlet channel is communicated with the first air inlet, one of the first volute and the second volute is provided with a positioning column, the other of the first volute and the second volute is provided with a positioning hole matched with the positioning column, and the first volute and the second volute are connected through a fastener and/or clamped; and the fan assembly is arranged in the air outlet duct to drive airflow to flow from the first air inlet to the air outlet duct.
According to the fresh air device provided by the embodiment of the invention, the positioning column is arranged on one of the first volute and the second volute, the positioning hole is arranged on the other of the first volute and the second volute, and the positioning column and the positioning hole are matched to play a guiding and positioning role in the installation of the first volute and the second volute, so that the difficulty in positioning and matching of the first volute and the second volute can be reduced. In addition, the first volute and the second volute are connected through the fasteners and/or clamped, the fastening connection and the clamping connection are simple, the assembly difficulty is relatively low, therefore, the assembly and maintenance efficiency of the first volute and the second volute can be improved, meanwhile, the fastening connection and the clamping connection are simple in structure, therefore, the first volute and the second volute can be shortened, and the production cost of the first volute and the second volute is reduced.
According to some embodiments of the present invention, the first volute is provided with a plurality of positioning holes, the positioning holes are spaced apart in a circumferential direction of the first volute, the second volute is provided with a plurality of positioning columns, and the positioning columns are in one-to-one correspondence with the positioning holes.
According to some embodiments of the present invention, the first volute is provided with a plurality of first hooks, the plurality of first hooks are spaced apart in a circumferential direction of the first volute, the second volute is provided with a plurality of first holes, and the plurality of first holes are in one-to-one correspondence with the plurality of first hooks.
In some embodiments of the present invention, at least one of the first hooks is disposed adjacent to the air outlet end of the air outlet duct.
According to some embodiments of the invention, the fan assembly comprises: a motor having an output shaft; the motor cover is connected with the inner wall of the second volute and limits a containing space, the motor is arranged in the containing space, and the motor cover is provided with a through hole suitable for the output shaft to pass through; the wind wheel is positioned between the first volute and the motor cover, and the wind wheel is fixed on an output shaft of the motor through a fastening piece.
In some embodiments of the present invention, a first notch is formed in an outer peripheral wall of the motor cover, and a first limiting protrusion matched with the first notch is formed on an inner wall of the second volute.
In some embodiments of the present invention, a second notch is further disposed on the outer peripheral wall of the motor cover, the second notch is spaced apart from the first notch in the circumferential direction of the motor cover, the cross-sectional area of the second notch is smaller than that of the first notch, and a second limiting protrusion matched with the second notch is disposed on the inner wall of the second scroll casing.
In some embodiments of the present invention, a first connection hole is formed in the motor cover, a second connection hole is formed in the second scroll casing, and the first connection hole and the second connection hole are connected by a fastening member.
In some embodiments of the present invention, the first connection holes are a plurality of which are spaced apart in a circumferential direction of the motor cover, the second connection holes are a plurality of which correspond to the first connection holes one to one.
According to some embodiments of the present invention, the fresh air device further includes an air inlet volute, the air inlet volute is located on a side of the first volute facing away from the second volute, the air inlet volute and the first volute are connected by a fastener and/or a snap-fit connection, and an air inlet channel communicated with the first air inlet is defined between the air inlet volute and the first volute.
In some embodiments of the present invention, a guide post is disposed on one of the first volute and the air inlet volute, and a guide hole matched with the guide post is disposed on the other of the first volute and the air inlet volute.
In some embodiments of the present invention, a side of the first volute casing facing away from the second volute casing is provided with a plurality of guide posts, the plurality of guide posts are spaced apart in a circumferential direction of the first volute casing, the air inlet volute casing is provided with a plurality of guide holes, and the plurality of guide holes are matched with the plurality of guide posts in a one-to-one correspondence manner.
In some embodiments of the present invention, a plurality of second hooks are disposed on a side of the first volute casing facing away from the second volute casing, the plurality of second hooks are spaced apart in a circumferential direction of the first volute casing, a plurality of second holes are disposed on the air inlet volute casing, and the plurality of second holes and the plurality of second hooks are in one-to-one correspondence.
In some embodiments of the present invention, the fresh air device further includes a filter module, and the filter module is inserted into the air inlet channel.
An air conditioning indoor unit according to an embodiment of the present invention includes: the fresh air outlet is formed in at least one of the two lateral side wall surfaces of the machine shell; the mounting plate is arranged in the shell and connected with the shell; the fresh air device is connected with the mounting plate; and one end of the air outlet spiral case is connected with the air outlet end of the air outlet duct, and the other end of the air outlet spiral case is connected with the fresh air outlet.
According to the air-conditioning indoor unit provided by the embodiment of the invention, the positioning column is arranged on one of the first volute and the second volute, the positioning hole is arranged on the other of the first volute and the second volute, and the positioning column and the positioning hole are matched to play a role in guiding and positioning the installation of the first volute and the second volute, so that the difficulty in positioning and matching of the first volute and the second volute can be reduced. In addition, the first volute and the second volute are connected through the fasteners and/or clamped, the fastening connection and the clamping connection are simple, the assembly difficulty is relatively low, therefore, the assembly and maintenance efficiency of the first volute and the second volute can be improved, meanwhile, the fastening connection and the clamping connection are simple in structure, therefore, the first volute and the second volute can be shortened, and the production cost of the first volute and the second volute is reduced.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
FIG. 1 is a schematic structural diagram of a fresh air device according to an embodiment of the invention;
FIG. 2 is a schematic view of another orientation of a fresh air device according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of the first volute and the inlet volute of the fresh air device according to the embodiment of the invention;
FIG. 4 is a schematic diagram of a second volute and fan assembly of a fresh air device according to an embodiment of the present invention;
FIG. 5 is a schematic diagram of a first volute of a fresh air device according to an embodiment of the invention;
FIG. 6 is a schematic diagram of an inlet volute of a fresh air device according to an embodiment of the invention;
FIG. 7 is a schematic view of another direction of the inlet volute of the fresh air device according to the embodiment of the invention;
FIG. 8 is an exploded view of the inlet volute and fan assembly of the fresh air device according to an embodiment of the present invention;
FIG. 9 is an exploded view of another orientation of the inlet volute and fan assembly of the fresh air device according to an embodiment of the present invention;
FIG. 10 is a schematic structural view of a fresh air device and a mounting plate according to an embodiment of the invention;
FIG. 11 is an exploded view of the fresh air device and mounting plate of FIG. 10;
FIG. 12 is a schematic view of another directional structure of a fresh air device and a mounting plate according to an embodiment of the invention;
FIG. 13 is an exploded view of the fresh air device and mounting plate of FIG. 12;
fig. 14 is a schematic structural view of an air conditioning indoor unit according to an embodiment of the present invention.
Reference numerals:
an indoor unit 1000 of an air conditioner, a fresh air device 100,
the first scroll casing 1, the first air inlet 11,
a positioning hole 12, a first hook 13, a guide post 14,
a second hook 15, a first screw hole 16, a third screw hole 17,
a second volute 2, an air outlet duct 20, a positioning column 21, a first clamping hole 22,
a first limit projection 23, a second limit projection 24, a second screw hole 25,
the routing channel 27, the second connection hole 28,
a fan assembly 3, a motor 31, a motor cover 32,
a through hole 321, a first notch 322, a second notch 323, a first connecting hole 324, a wind wheel 33,
an air inlet volute 4, a guide hole 41, a second clamping hole 42, a fourth screw hole 43, an outer air inlet 44,
a filtering module 5, an air outlet volute 6,
a machine shell 200, a fresh air outlet 201,
a mounting plate 300.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
The following disclosure provides many different embodiments, or examples, for implementing different features of the invention. To simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or letters in the various examples. This repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, the present invention provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize the applicability of other processes and/or the use of other materials.
A fresh air device 100 according to an embodiment of the present invention is described below with reference to the drawings.
As shown in fig. 1, fig. 2 and fig. 4, the fresh air device 100 according to the embodiment of the present invention includes: a first volute 1, a second volute 2 and a fan assembly 3.
Specifically, as shown in fig. 3 and 4, the first volute 1 has a first air inlet 11, the first volute 1 and the second volute 2 define an air outlet duct 20, the air outlet duct 20 is communicated with the first air inlet 11, and an air flow outside the fresh air device 100 can enter the air outlet duct 20 through the first air inlet 11.
As shown in fig. 3 and 4, one of the first scroll casing 1 and the second scroll casing 2 is provided with a positioning column 21, and the other of the first scroll casing 1 and the second scroll casing 2 is provided with a positioning hole 12 matched with the positioning column 21. In other words, the positioning column 21 may be disposed on the first scroll casing 1, and the positioning hole 12 matched with the positioning column 21 is disposed on the second scroll casing 2; or, a positioning column 21 is arranged on the second volute 2, and a positioning hole 12 matched with the positioning column 21 is arranged on the first volute 1.
It can be understood that the cooperation of the positioning column 21 and the positioning hole 12 can be used for guiding and positioning the installation of the first volute 1 and the second volute 2, so that the difficulty of positioning and matching the first volute 1 and the second volute 2 can be reduced, and when an assembly master installs, the quick positioning and installation of the first volute 1 and the second volute 2 can be realized by means of the positioning column 21 and the positioning hole 12. In addition, the matching of the positioning column 21 and the positioning hole 12 can also improve the assembly precision of the first volute 1 and the second volute 2, which is beneficial to improving the working reliability of the fresh air device 100.
As shown in fig. 3 and 4, the first scroll casing 1 and the second scroll casing 2 are connected by a fastening member and/or snap-fit connection. In other words, the first scroll casing 1 and the second scroll casing 2 are connected by a fastener; or the first volute 1 and the second volute 2 are connected in a clamping manner; alternatively, the first scroll casing 1 and the second scroll casing 2 are connected by a fastening member and snap-fit connection. The mode that fastener is connected and the joint is connected is comparatively simple, and the assembly degree of difficulty is comparatively lower, from this, can promote the efficiency of the assembly and the maintenance of first spiral case 1 and second spiral case 2, and the structure that fastener is connected and the joint is connected is also comparatively simple simultaneously, from this, can shorten the production cycle of first spiral case 1 and second spiral case 2, reduces the manufacturing cost of first spiral case 1 and second spiral case 2.
For example, in some examples of the invention, the first scroll casing 1 and the second scroll casing 2 are connected by a plurality of fastening members, which are provided at intervals in the circumferential direction of the first scroll casing 1. Specifically, three first screw holes 16 are formed in the first volute 1, three second screw holes 25 are formed in the second volute 2, the three second screw holes 25 are matched with the three first screw holes 16 in a one-to-one correspondence mode, and the first screw holes 16 and the second screw holes 25 which are matched with each other are connected through screws.
As shown in fig. 4, 5 and 8, the fan assembly 3 is disposed in the air outlet duct 20 to drive the air flow from the first air inlet 11 toward the air outlet duct 20. The fan assembly 3 can realize forced flow of the air flow, and under the action of the fan assembly 3, the air flow can flow along the direction from the first air inlet 11 to the air outlet duct 20.
According to the fresh air device 100 of the embodiment of the invention, the positioning column 21 is arranged on one of the first scroll casing 1 and the second scroll casing 2, the positioning hole 12 is arranged on the other of the first scroll casing 1 and the second scroll casing 2, and the positioning column 21 and the positioning hole 12 are matched to play a role in guiding and positioning the installation of the first scroll casing 1 and the second scroll casing 2, so that the difficulty in positioning and matching the first scroll casing 1 and the second scroll casing 2 can be reduced. In addition, the first volute 1 and the second volute 2 are connected through the fasteners and/or clamped, the fastening connection and the clamping connection are simple, the assembly difficulty is relatively low, therefore, the assembly and maintenance efficiency of the first volute 1 and the second volute 2 can be improved, and meanwhile, the fastening connection and the clamping connection are simple in structure, so that the first volute 1 and the second volute 2 can be shortened, and the production cost of the first volute 1 and the second volute 2 is reduced.
According to some embodiments of the present invention, as shown in fig. 3 and 4, the first scroll casing 1 is provided with a plurality of positioning holes 12, the plurality of positioning holes 12 are spaced apart in the circumferential direction of the first scroll casing 1, the second scroll casing 2 is provided with a plurality of positioning posts 21, and the plurality of positioning posts 21 are matched with the plurality of positioning holes 12 in a one-to-one correspondence manner. By arranging the plurality of positioning holes 12 and the plurality of positioning columns 21 and utilizing the one-to-one correspondence between the positioning holes 12 and the positioning columns 21 at the plurality of different positions, the guiding and the positioning of the different positions of the first volute 1 and the second volute 2 can be realized, so that the assembly precision of the first volute 1 and the second volute 2 can be further improved, and the air tightness and the reliability of the fresh air device 100 can be further improved. For example, in one example of the present invention, two positioning holes 12 are provided on the first scroll casing 1, the two positioning holes 12 are respectively located on the upper side and the lower side of the first scroll casing 1, two positioning columns 21 are provided on the second scroll casing 2, and the two positioning columns 21 are matched with the two positioning holes 12 in a one-to-one correspondence manner.
According to some embodiments of the present invention, as shown in fig. 3 and 4, a plurality of first hooks 13 are disposed on the first scroll casing 1, the plurality of first hooks 13 are spaced apart in a circumferential direction of the first scroll casing 1, a plurality of first fastening holes 22 are disposed on the second scroll casing 2, and the plurality of first fastening holes 22 are in one-to-one correspondence with the plurality of first hooks 13. The first hook 13 and the first hook hole 22 have the advantages of simple structure and easy assembly, and the tight connection between the first volute 1 and the second volute 2 can be realized through the matching of the first hook 13 and the first hook hole 22. In addition, the cost can be reduced while the connection strength of the first volute 1 and the second volute 2 is ensured. For example, in an example of the present invention, two first hooks 13 are disposed on the first scroll casing 1, two first locking holes 22 are disposed on the second scroll casing 2, and the two first locking holes 22 are matched with the two first hooks 13 in a one-to-one correspondence manner.
In some embodiments of the present invention, as shown in fig. 3 and 4, at least one of the first hooks 13 is disposed adjacent to the air outlet end of the air outlet duct 20. It can be understood that at least one first hook 13 is arranged at the air outlet end of the first volute 1 adjacent to the air outlet duct 20, the second volute 2 is provided with a first fastening hole 22 matched with the first hook 13, and the first fastening hole 22 is also arranged adjacent to the air outlet end of the air outlet duct 20, so that the air outlet end of the first volute 1 and the air outlet end of the second volute 2 can be tightly connected by matching the first hook 13 arranged adjacent to the air outlet end of the air outlet duct 20 and the first fastening hole 22, and the air tightness of the air outlet end of the air outlet duct 20 can be ensured.
According to some embodiments of the invention, as shown in fig. 8 and 9, the fan assembly 3 comprises: the motor 31 is provided with an output shaft, the motor cover 32 is connected with the inner wall of the second volute 2 and defines a containing space, the motor 31 is arranged in the containing space, the motor cover 32 is provided with a through hole 321 suitable for the output shaft to pass through, the wind wheel 33 is positioned between the first volute 1 and the motor cover 32, and the wind wheel 33 is fixed on the output shaft of the motor 31 through a fastener. It can be understood that the motor cover 32 and the motor 31 have fixing and limiting functions, and the motor 31 can be limited and fixed in the containing space by the cooperation of the motor cover 32 and the second scroll casing 2. In addition, the wind wheel 33 is fixed on the output shaft of the motor 31 through a fastener, so that the connecting and fixing difficulty of the wind wheel 33 can be reduced, and the assembling efficiency of the wind wheel 33 is improved.
In one example of the present invention, as shown in fig. 8 and 9, the second scroll casing 2 is provided with a routing channel 27, and the routing channel 27 penetrates the second scroll casing 2 in the thickness direction of the second scroll casing 2. Therefore, the connecting wires of the motor 31 can be connected with the outside through the wiring channel 27, so that the difficulty of wiring and electric connection of the motor 31 can be reduced.
In some embodiments of the present invention, as shown in fig. 8 and 9, a first notch 322 is provided on the outer circumferential wall of the motor cover 32, and a first stopper protrusion 23 that is engaged with the first notch 322 is provided on the inner wall of the second scroll casing 2. Utilize the cooperation of first breach 322 and first spacing arch 23, can realize that motor lid 32 is connected with the fool-proof cooperation of second spiral case 2 to the accuracy that motor lid 32 is connected with second spiral case 2 can be guaranteed.
In some embodiments of the present invention, as shown in fig. 8 and 9, a second notch 323 is further provided on the outer peripheral wall of the motor cover 32, the second notch 323 is spaced apart from the first notch 322 in the circumferential direction of the motor cover 32, the cross-sectional area of the second notch 323 is smaller than that of the first notch 322, and a second limiting protrusion 24 that is matched with the second notch 323 is provided on the inner wall of the second scroll casing 2. It can be understood that, by using the cooperation of the first notch 322 and the first limiting protrusion 23 and the cooperation of the second notch 323 and the second limiting protrusion 24, while ensuring the fool-proof effect, the rotation allowance between the motor cover 32 and the second volute 2 can be reduced, so that the connection accuracy between the motor cover 32 and the second volute 2 can be further improved, and the reliability of limiting and fixing the motor 31 can be further improved.
In some embodiments of the present invention, as shown in fig. 8 and 9, the motor cover 32 is provided with a first connection hole 324, the second scroll casing 2 is provided with a second connection hole 28, and the first connection hole 324 and the second connection hole 28 are connected by a fastener. The first connection hole 324 and the second connection hole 28 have the advantages of simple structure and easy processing, and the tight connection between the motor cover 32 and the second scroll case 2 can be realized through the cooperation of the first connection hole 324, the second connection hole 28 and the fastening member. In addition, the cost can be reduced while the connection strength of the motor cover 32 and the second scroll casing 2 is ensured.
In some embodiments of the present invention, as shown in fig. 8 and 9, the first connection holes 324 are plural, the plural first connection holes 324 are spaced apart in the circumferential direction of the motor cover 32, the plural second connection holes 28 are plural, and the plural second connection holes 28 correspond to the plural first connection holes 324 one to one. Therefore, the connection strength of the motor cover 32 and the second volute 2 can be further improved, and the reliability of limiting and fixing the motor 31 can be further improved.
According to some embodiments of the present invention, as shown in fig. 2, 5 and 7, the fresh air device 100 further includes an air inlet volute 4, the air inlet volute 4 is located on a side of the first volute 1 facing away from the second volute 2, the air inlet volute 4 and the first volute 1 are connected by a fastener and/or a snap connection, and an air inlet channel communicated with the first air inlet 11 is defined between the air inlet volute 4 and the first volute 1.
After flowing into the inlet volute 4, the external airflow may flow toward the first air inlet 11 under the guidance and evacuation of the inlet volute 4. The mode that the fastener is connected and the joint is connected is comparatively simple, and the assembly degree of difficulty is comparatively lower, from this, can promote the assembly of first spiral case 1 and air inlet spiral case 4 and the efficiency of maintenance, and the structure that the fastener is connected and the joint is connected is also comparatively simple simultaneously, from this, can shorten first spiral case 1 and air inlet spiral case 4, reduces the manufacturing cost of first spiral case 1 and air inlet spiral case 4.
For example, in some examples of the present invention, as shown in fig. 5 and 6, the first scroll casing 1 and the intake scroll casing 4 are connected by a plurality of fastening members, the plurality of fastening members are provided on a side of the first scroll casing 1 facing away from the second scroll casing 2, and the plurality of fastening members are provided at intervals in a circumferential direction of the first scroll casing 1. Specifically, four third screw holes 17 are formed in the first volute 1, four fourth screw holes are formed in the air inlet volute 4, the three third screw holes 17 are matched with the three fourth screw holes in a one-to-one correspondence mode, and the third screw holes 17 and the fourth screw holes which are matched with each other are connected through screws.
It should be noted that the air intake channel has an outer air inlet 44, the outer air inlet 44 is connected to one end of the air intake channel, and the first air inlet 11 is connected to the other end of the air intake channel.
Specifically, in one example of the present invention, the first screw hole 16 and the second screw hole 25 are both located outside the outer peripheral wall of the inlet volute 4. Because the first screw hole 16 and the second screw hole 25 are located at the outer side of the air inlet volute 4, when the air inlet volute 4 is disassembled, the screws on the first screw hole 16 and the second screw hole 25 are not shielded, so that the first volute 1 and the second volute 2 can be disassembled under the condition that the air inlet volute 4 is not disassembled. That is, according to the fresh air device 100 of the present invention, when it is disassembled, the second volute 2 can be selectively disassembled from the first volute 1 without disassembling the inlet volute 4; or, the air inlet volute 4 is selected to be detached from the first volute 1 on the premise of not detaching the second volute 2.
In some embodiments of the present invention, as shown in fig. 5 and 7, one of the first scroll case 1 and the inlet scroll case 4 is provided with a guide post 14, and the other of the first scroll case 1 and the inlet scroll case 4 is provided with a guide hole 41 engaged with the guide post 14. In other words, the first volute 1 may be provided with the positioning column 21, and the air inlet volute 4 may be provided with the positioning hole 12 matched with the positioning column 21; or, the air inlet volute 4 is provided with a positioning column 21, and the first volute 1 is provided with a positioning hole 12 matched with the positioning column 21.
It can be understood that the cooperation of the positioning column 21 and the positioning hole 12 can be used for guiding and positioning the installation of the first volute 1 and the air inlet volute 4, so that the difficulty of positioning and matching the first volute 1 and the air inlet volute 4 can be reduced, and when an assembly master installs the first volute 1 and the air inlet volute 4, the first volute 1 and the air inlet volute 4 can be quickly positioned and installed by means of the positioning column 21 and the positioning hole 12. In addition, the matching of the positioning column 21 and the positioning hole 12 can also improve the assembly precision of the first volute 1 and the air inlet volute 4, which is beneficial to improving the working reliability of the fresh air device 100.
In some embodiments of the present invention, as shown in fig. 5 and 7, a side of the first scroll casing 1 facing away from the second scroll casing 2 is provided with a plurality of guide posts 14, the plurality of guide posts 14 are spaced apart in a circumferential direction of the first scroll casing 1, the inlet scroll casing 4 is provided with a plurality of guide holes 41, and the plurality of guide holes 41 are matched with the plurality of guide posts 14 in a one-to-one correspondence manner.
By arranging the guide holes 41 and the guide posts 14 and utilizing the one-to-one matching of the guide holes 41 and the guide posts 14 at different positions, the guide and the positioning of different positions of the first volute 1 and the air inlet volute 4 can be realized, so that the assembly precision of the first volute 1 and the air inlet volute 4 can be further improved, and the air tightness and the reliability of the fresh air device 100 can be further improved. For example, in one example of the present invention, two guiding pillars 14 are provided on the first scroll casing 1, the two guiding pillars 14 are respectively located at the upper side and the lower side of the first scroll casing 1, two guiding holes 41 are provided on the inlet scroll casing 4, and the two guiding holes 41 are matched with the two guiding pillars 14 in a one-to-one correspondence manner.
In some embodiments of the present invention, as shown in fig. 5 and 7, a plurality of second hooks 15 are disposed on a side of the first scroll casing 1 facing away from the second scroll casing 2, the plurality of second hooks 15 are spaced apart in a circumferential direction of the first scroll casing 1, a plurality of second hook holes 42 are disposed on the air inlet scroll casing 4, and the plurality of second hook holes 42 are in one-to-one correspondence with the plurality of second hooks 15.
The second hook 15 and the second hook hole 42 have the advantages of simple structure and easy assembly, and the tight connection between the second scroll casing 2 and the second scroll casing 2 can be realized through the matching of the second hook 15 and the second hook hole 42. In addition, the cost can be reduced while the connection strength of the second scroll casing 2 and the second scroll casing 2 is ensured. For example, in an example of the present invention, two second hooks 15 are provided on the first scroll casing 1, two second hook holes 42 are provided on the inlet scroll casing 4, and the two second hook holes 42 are matched with the two second hooks 15 in a one-to-one correspondence manner.
In some embodiments of the present invention, as shown in fig. 10, 11 and 13, the fresh air device 100 further includes a filter module 5, and the filter module 5 is inserted into the air inlet channel. The filtering module 5 has a filtering effect on dust and impurities in the airflow, and under the filtering effect of the filtering module 5, the cleanliness of the exhaust airflow of the fresh air device 100 can be improved, so that a healthier and more comfortable environment can be created for users.
An air conditioning indoor unit 1000 according to an embodiment of the present invention is described below with reference to the accompanying drawings.
As shown in fig. 10, 12 and 14, an air conditioning indoor unit 1000 according to an embodiment of the present invention includes: casing 200, mounting panel 300, air-out spiral case 6 and above-mentioned new trend device 100.
Specifically, at least one of the two lateral side wall surfaces of the casing 200 is formed with a fresh air outlet 201, the mounting plate 300 is disposed in the casing 200, the mounting plate 300 is connected to the casing 200, the fresh air device 100 is connected to the mounting plate 300, one end of the air outlet volute 6 is connected to the air outlet end of the air outlet duct 20, and the other end of the air outlet volute 6 is connected to the fresh air outlet 201.
According to the air conditioner indoor unit 1000 of the embodiment of the invention, the positioning column 21 is arranged on one of the first scroll casing 1 and the second scroll casing 2, the positioning hole 12 is arranged on the other of the first scroll casing 1 and the second scroll casing 2, and the positioning column 21 and the positioning hole 12 are matched to achieve guiding and positioning effects on the installation of the first scroll casing 1 and the second scroll casing 2, so that the difficulty of positioning and matching of the first scroll casing 1 and the second scroll casing 2 can be reduced. In addition, the first volute 1 and the second volute 2 are connected through the fasteners and/or clamped, the fastening connection and the clamping connection are simple, the assembly difficulty is relatively low, therefore, the assembly and maintenance efficiency of the first volute 1 and the second volute 2 can be improved, and meanwhile, the fastening connection and the clamping connection are simple in structure, so that the first volute 1 and the second volute 2 can be shortened, and the production cost of the first volute 1 and the second volute 2 is reduced.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (15)
1. A fresh air device, comprising:
a first volute having a first air inlet;
the first volute and the second volute define an air outlet channel, the air outlet channel is communicated with the first air inlet, one of the first volute and the second volute is provided with a positioning column, the other of the first volute and the second volute is provided with a positioning hole matched with the positioning column, and the first volute and the second volute are connected through a fastener and/or clamped;
and the fan assembly is arranged in the air outlet duct to drive airflow to flow from the first air inlet to the air outlet duct.
2. The fresh air device as claimed in claim 1, wherein the first volute has a plurality of positioning holes spaced apart in a circumferential direction of the first volute, and the second volute has a plurality of positioning posts, and the positioning posts are in one-to-one correspondence with the positioning holes.
3. The fresh air device as claimed in claim 1, wherein the first volute has a plurality of first hooks spaced apart in a circumferential direction of the first volute, the second volute has a plurality of first holes, and the first holes are in one-to-one correspondence with the first hooks.
4. The fresh air device as claimed in claim 3, wherein at least one of the first hooks is disposed adjacent to an air outlet end of the air outlet duct.
5. The fresh air device as claimed in claim 1, wherein the fan assembly comprises:
a motor having an output shaft;
the motor cover is connected with the inner wall of the second volute and limits a containing space, the motor is arranged in the containing space, and the motor cover is provided with a through hole suitable for the output shaft to pass through;
the wind wheel is positioned between the first volute and the motor cover, and the wind wheel is fixed on an output shaft of the motor through a fastening piece.
6. The fresh air device as claimed in claim 5, wherein a first notch is formed in the outer peripheral wall of the motor cover, and a first limiting protrusion matched with the first notch is formed in the inner wall of the second volute.
7. The fresh air device as claimed in claim 6, wherein a second notch is further formed in the outer peripheral wall of the motor cover, the second notch is spaced from the first notch in the circumferential direction of the motor cover, the cross-sectional area of the second notch is smaller than that of the first notch, and a second limiting protrusion matched with the second notch is formed in the inner wall of the second volute.
8. The fresh air device as claimed in claim 5, wherein a first connection hole is formed in the motor cover, a second connection hole is formed in the second volute, and the first connection hole and the second connection hole are connected through a fastener.
9. The fresh air device as claimed in claim 8, wherein the first connection holes are plural, the plural first connection holes are spaced apart in a circumferential direction of the motor cover, the plural second connection holes are plural, and the plural second connection holes correspond to the plural first connection holes one to one.
10. The fresh air device of claim 1, further comprising an air inlet volute, wherein the air inlet volute is located on one side of the first volute, which is away from the second volute, the air inlet volute and the first volute are connected through a fastener and/or a clamping connection, and an air inlet channel communicated with the first air inlet is defined between the air inlet volute and the first volute.
11. The fresh air device as claimed in claim 10, wherein a guide post is provided on one of the first volute and the inlet volute, and a guide hole engaged with the guide post is provided on the other of the first volute and the inlet volute.
12. The fresh air device as claimed in claim 11, wherein a plurality of guide posts are disposed on a side of the first volute housing facing away from the second volute housing, the guide posts are spaced apart in a circumferential direction of the first volute housing, and a plurality of guide holes are disposed on the inlet volute housing, and the guide holes are in one-to-one correspondence with the guide posts.
13. The fresh air device as claimed in claim 10, wherein a plurality of second hooks are disposed on a side of the first volute housing facing away from the second volute housing, the second hooks are spaced apart in a circumferential direction of the first volute housing, a plurality of second hooks are disposed on the air inlet volute housing, and the second hooks are correspondingly engaged with the second hooks.
14. The fresh air device as claimed in claim 10, further comprising a filter module inserted in the air intake channel.
15. An indoor unit of an air conditioner, comprising:
the fresh air outlet is formed in at least one of the two lateral side wall surfaces of the machine shell;
the mounting plate is arranged in the shell and connected with the shell;
the fresh air device of any one of claims 1-14, wherein the fresh air device is coupled to the mounting plate;
and one end of the air outlet spiral case is connected with the air outlet end of the air outlet duct, and the other end of the air outlet spiral case is connected with the fresh air outlet.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010162667.7A CN111237877A (en) | 2020-03-10 | 2020-03-10 | Fresh air device and air conditioner indoor unit with same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010162667.7A CN111237877A (en) | 2020-03-10 | 2020-03-10 | Fresh air device and air conditioner indoor unit with same |
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| CN111237877A true CN111237877A (en) | 2020-06-05 |
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| CN202010162667.7A Pending CN111237877A (en) | 2020-03-10 | 2020-03-10 | Fresh air device and air conditioner indoor unit with same |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111678202A (en) * | 2020-06-19 | 2020-09-18 | Tcl空调器(中山)有限公司 | Machine and air conditioner in new trend module, air conditioning |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105465980A (en) * | 2015-12-01 | 2016-04-06 | 珠海格力电器股份有限公司 | Fan assembly, air conditioner and assembling method of air conditioner |
| WO2019033610A1 (en) * | 2017-08-18 | 2019-02-21 | 广东美的制冷设备有限公司 | Vertical air conditioner indoor unit, and air conditioner provided with same |
| CN209180077U (en) * | 2018-12-11 | 2019-07-30 | 广东美的制冷设备有限公司 | Blower, fresh air module and air conditioner |
| CN209180122U (en) * | 2018-12-11 | 2019-07-30 | 广东美的制冷设备有限公司 | Blower, fresh air module and air conditioner |
| CN209689070U (en) * | 2019-01-31 | 2019-11-26 | 广东美的制冷设备有限公司 | Air processor and air conditioner indoor unit, air conditioner with it |
| CN211822761U (en) * | 2020-03-10 | 2020-10-30 | 广东美的制冷设备有限公司 | Fresh air device and air conditioner indoor unit with same |
-
2020
- 2020-03-10 CN CN202010162667.7A patent/CN111237877A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105465980A (en) * | 2015-12-01 | 2016-04-06 | 珠海格力电器股份有限公司 | Fan assembly, air conditioner and assembling method of air conditioner |
| WO2019033610A1 (en) * | 2017-08-18 | 2019-02-21 | 广东美的制冷设备有限公司 | Vertical air conditioner indoor unit, and air conditioner provided with same |
| CN209180077U (en) * | 2018-12-11 | 2019-07-30 | 广东美的制冷设备有限公司 | Blower, fresh air module and air conditioner |
| CN209180122U (en) * | 2018-12-11 | 2019-07-30 | 广东美的制冷设备有限公司 | Blower, fresh air module and air conditioner |
| CN209689070U (en) * | 2019-01-31 | 2019-11-26 | 广东美的制冷设备有限公司 | Air processor and air conditioner indoor unit, air conditioner with it |
| CN211822761U (en) * | 2020-03-10 | 2020-10-30 | 广东美的制冷设备有限公司 | Fresh air device and air conditioner indoor unit with same |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111678202A (en) * | 2020-06-19 | 2020-09-18 | Tcl空调器(中山)有限公司 | Machine and air conditioner in new trend module, air conditioning |
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