CN109282363B - Air outlet structure of air conditioner indoor unit, air conditioner indoor unit and air conditioner - Google Patents
Air outlet structure of air conditioner indoor unit, air conditioner indoor unit and air conditioner Download PDFInfo
- Publication number
- CN109282363B CN109282363B CN201811101941.9A CN201811101941A CN109282363B CN 109282363 B CN109282363 B CN 109282363B CN 201811101941 A CN201811101941 A CN 201811101941A CN 109282363 B CN109282363 B CN 109282363B
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- China
- Prior art keywords
- motor
- indoor unit
- air conditioner
- hole
- air
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Classifications
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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
- F24F1/0011—Indoor units, e.g. fan coil units characterised by air outlets
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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
- F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
- F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
- F24F13/14—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre
- F24F13/1406—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre characterised by sealing means
Abstract
The invention discloses an air outlet structure of an air conditioner indoor unit, the air conditioner indoor unit and an air conditioner. According to the invention, the sealing element is arranged between the motor main body and the frame body for sealing, so that the motor and cold air can be isolated, cold air can not flow into the motor side, and the motor condensation is prevented.
Description
Technical Field
The invention belongs to the technical field of air conditioners, and particularly relates to an air outlet structure of an air conditioner indoor unit, the air conditioner indoor unit and an air conditioner.
Background
In order to change the air outlet direction on the existing heating and ventilation equipment (such as a courtyard machine), an air guide structure is usually arranged at the air outlet and is connected with a motor rotating shaft, and the motor drives the air guide structure to rotate, so that the air outlet direction is changed.
The current installation mode is that, the motor is fixed on the panel of courtyard machine to be located the outside of the framework on the panel of courtyard machine, the framework is installed on the air outlet, and wind-guiding structure is located the framework, is equipped with the through-hole in the framework, and motor shaft stretches into in the framework through the through-hole in the framework and is connected with wind-guiding structure, and in order to guarantee motor shaft's normal rotation like this, must have the clearance between the hole wall face of motor shaft and through-hole. When the well machine refrigerates, cold wind can blow off the air outlet through wind-guiding structure, also has partial cold air to flow in the motor side through the clearance between motor shaft and the framework simultaneously, and the motor contacts with the cold air, leads to the motor to produce the condensation easily, damages step motor.
Disclosure of Invention
The invention provides an air outlet structure of an indoor unit of an air conditioner, the indoor unit of the air conditioner and the air conditioner, and aims to solve the problem that cold air flows into a motor side through a gap between a motor rotating shaft and a frame body to cause condensation of the motor and damage of the motor in the prior art.
The technical scheme of the invention is as follows: the utility model provides an air-out structure of machine in air conditioning, includes the framework, locates the wind-guiding structure in the framework and locates the outer motor of framework, the motor includes motor body and installs the motor shaft in motor body, motor shaft stretches into in the framework and wind-guiding structural connection, seal through setting up the sealing member between motor body and the framework.
The sealing member cover is outside motor shaft, just the terminal surface of the one end of sealing member and the lateral surface laminating of framework, the terminal surface laminating of the terminal surface of the other end of sealing member and motor body.
The middle of the sealing element is provided with a stepped through hole, and the sealing element is composed of a first section, a second section and a third section which are sequentially connected along the axial direction of the stepped through hole and have gradually reduced inner diameters; be equipped with on the lateral surface of framework and be located the motor shaft outside and from inside to outside the interval set up first annular arch and the annular arch of second, first section is established between first annular arch and the annular arch of second and the terminal surface of first section is laminated with the lateral surface of framework, the terminal surface of second section is laminated with the bellied terminal surface of first annular, the outer terminal surface of third section with the terminal surface laminating of motor body.
The length of the first annular protrusion in the axial direction of the stepped through hole is smaller than the length of the second annular protrusion in the axial direction of the stepped through hole.
And the wall surface of the hole on the third section is attached to the outer circle surface of the third annular bulge on the end surface of the motor main body.
The inner side of the first annular bulge forms a mounting through hole, and the motor rotating shaft extends into the frame body through the mounting through hole and is connected with the air guide structure.
The frame body is provided with a mounting through hole, and the motor rotating shaft extends into the frame body through the mounting through hole and is connected with the air guide structure.
The motor is characterized in that a first limiting bulge is arranged on the outer surface of the motor rotating shaft, and a second limiting bulge which is abutted against the first limiting bulge when the motor rotating shaft rotates is arranged on the wall surface of the mounting through hole.
The motor is characterized in that two first limiting bulges which are 180 degrees different in the circumferential direction are arranged on the outer surface of the motor rotating shaft, two second limiting bulges which are 180 degrees different in the circumferential direction are arranged on the wall surface of the mounting through hole, two motion areas are formed between the two second limiting bulges along the circumferential direction of the mounting through hole, and the two first limiting bulges are respectively positioned in the two motion areas.
The motor is fixed on the frame body.
The side of motor main part is equipped with two at least mounting panels, the mounting panel passes through screw or screw and is connected with the framework.
The sealing element is a rubber ring.
The invention also provides an air conditioner indoor unit which comprises the air outlet structure.
The invention also provides an air conditioner which comprises the air conditioner indoor unit.
According to the invention, the sealing element is arranged between the motor main body and the frame body for sealing, so that the motor and cold air can be isolated, cold air can not flow into the motor side, and the motor condensation is prevented.
Drawings
Fig. 1 is an air outlet structure of an air conditioner indoor unit according to an embodiment of the present invention.
Fig. 2 is a partial sectional view of an air outlet structure of an air conditioner indoor unit according to an embodiment of the present invention.
Fig. 3 is a schematic view of a seal according to an embodiment of the present invention, as seen from an end face.
FIG. 4 is a cross-sectional view of a seal in an embodiment of the present invention.
Fig. 5 is a structural view of a first annular projection and a second annular projection on the outer surface of the frame body in the embodiment of the present invention.
Fig. 6 is a structural view of a connecting shaft in the embodiment of the invention.
Fig. 7 is a schematic view showing the mounting of the connecting shaft in the mounting through hole according to the embodiment of the present invention.
Detailed Description
As shown in fig. 1, in the air outlet structure of an air conditioning indoor unit provided in the embodiment of the present invention, the air conditioning indoor unit may be a courtyard unit, the air outlet structure includes a frame 10, an air guide structure 20 disposed in the frame 10, and a motor 30 disposed outside the frame 20, the frame 10 is installed on an air outlet of a panel of the courtyard unit and is integrally formed with the panel, and the frame 10 is formed by four vertical plates.
In this embodiment, the air guiding structure 20 is an air guiding plate.
As shown in fig. 2, the motor includes a motor main body 31 and a motor shaft 32 mounted on the motor main body 31,
the motor main body 31 includes a housing, an end cap disposed on the housing, and a rotor and a stator disposed in the housing, and the motor shaft 32 is connected to the rotor.
The motor rotating shaft 32 extends into the frame body 10 to be connected with the air guide structure 20, the sealing element is arranged between the motor main body 31 and the frame body 10 to seal, so that the motor and cold air can be isolated, and cold air cannot flow into the motor side, so that motor condensation is prevented.
In this embodiment, the sealing member 40 is a rubber ring.
The sealing member 40 is sleeved outside the motor rotating shaft 32, an end face of one end of the sealing member 40 is attached to the outer side face of the frame 10, and an end face of the other end of the sealing member 40 is attached to the end face of the motor main body 31, so that the motor main body and the frame are sealed.
As shown in fig. 3 and 4, a stepped through hole 44 is formed in the middle of the sealing member 40, and the sealing member 40 is composed of a first section 41, a second section 42, and a third section 43 which are sequentially connected in the axial direction of the stepped through hole and have gradually decreasing inner diameters.
As shown in fig. 2 and 5, a first annular protrusion 11 and a second annular protrusion 12 which are located outside the motor rotating shaft 32 and are arranged at an interval from inside to outside are arranged on the outer side surface of the frame 10, the first section 41 of the sealing member 40 is arranged between the first annular protrusion 11 and the second annular protrusion 12, the end surface of the first section 41 of the sealing member 40 is attached to the outer side surface of the frame 10, the end surface of the second section 42 of the sealing member 40 is attached to the end surface of the first annular protrusion 11, and the outer end surface of the third section 43 of the sealing member 40 is attached to the end surface of the motor main body 31, so that the motor main body and the frame are sealed.
In the present embodiment, the length of the first annular projection 11 in the axial direction of the stepped through hole is smaller than the length of the second annular projection 12 in the axial direction of the stepped through hole.
The hole wall surface on the third section 43 of the sealing member 40 is fitted to the outer circumferential surface of the third annular projection 311 on the end surface of the motor main body 31. The motor shaft 32 passes through the third annular protrusion 311, and the third annular protrusion 311 is disposed on the outer surface of the end cover.
As shown in fig. 2 and 5, the motor is fixed to the frame 10. In this embodiment, at least two mounting plates 312 are disposed on the side surface of the motor main body 31, and screw (or screw) through holes are disposed on the mounting plates 312.
The outer surface of the frame body 10 is provided with lugs 13, the number of the lugs 13 is equal to that of the mounting plates 312, one mounting plate 312 corresponds to one lug 12, the lug 13 is provided with a threaded blind hole coaxial with the screw through hole on the mounting plate 312, the screw 50 penetrates through the mounting plate 312 and then is screwed with the threaded blind hole on the lug 13, so that the mounting plate and the frame body are connected, the motor is fixed on the frame body 10, and the motor body 31 presses the sealing element 40.
As shown in fig. 5, a mounting through hole 14 is formed inside the first annular protrusion 11, and the motor shaft extends into the housing through the mounting through hole 14 to be connected with the air guiding structure.
As shown in fig. 2, the motor shaft 32 includes a shaft main body 321 and a connecting shaft 322, the shaft main body 321 is mounted on the motor main body 31, one end (rear end in this embodiment) of the connecting shaft 322 is connected to the shaft main body 321, and the other end (front end in this embodiment) of the connecting shaft 322 is connected to the air guiding structure 20.
As shown in fig. 6, a first position-limiting protrusion 3221 is disposed on an outer surface of the connecting shaft 322, and the first position-limiting protrusion 3221 is located at a front end of the connecting shaft 322. As shown in fig. 6, a second limiting protrusion 141 abutting against the first limiting protrusion when the motor rotating shaft rotates is disposed on the wall surface of the mounting through hole 14, and the second limiting protrusion 141 is disposed near the outer surface of the frame body, so that the rotation angle of the motor rotating shaft is limited by the cooperation of the first limiting protrusion and the second limiting protrusion, and the wind sweeping angle of the wind guiding structure is further limited.
As shown in fig. 6, in the present embodiment, two first limiting protrusions 3221 are disposed on the outer surface of the connecting shaft 322, and the two first limiting protrusions 3221 are different from each other by 180 degrees in the circumferential direction. As shown in fig. 5, in the present embodiment, two second limiting protrusions 141 are disposed on the wall surface of the mounting through hole 14, and the two second limiting protrusions 141 are different from each other by 180 degrees in the circumferential direction. Two movement regions 142 are formed between the two second stopper protrusions 3222 in the circumferential direction of the mounting through-hole. As shown in fig. 7, the two first limiting protrusions 3221 are respectively located in the two motion areas, and when the motor rotating shaft rotates, the first limiting protrusions 3221 may abut against the second limiting protrusions, so as to limit the rotation angle of the motor rotating shaft, and further limit the wind sweeping angle of the wind guiding structure.
As shown in fig. 6, a ring of flanges 3222 is further disposed on the outer surface of the connecting shaft, and the flanges 3222 are located at the front side of the first position-limiting protrusions 3221. As shown in fig. 2, the flange 3222 is located in the mounting through hole 14, and is in clearance fit with the mounting through hole 14.
The invention also provides an air conditioner indoor unit which comprises the air outlet structure, and the air conditioner indoor unit is a courtyard unit.
The invention also provides an air conditioner which comprises the air conditioner indoor unit.
The above specific embodiments are only intended to illustrate the inventive concept and many modifications and variations may be made by those skilled in the art within the spirit of the invention, which are included within the scope of the invention.
Claims (12)
1. An air outlet structure of an air conditioner indoor unit comprises a frame body (10), an air guide structure (20) arranged in the frame body (10) and a motor (30) arranged outside the frame body, wherein the motor (30) comprises a motor main body (31) and a motor rotating shaft (32) installed on the motor main body (31), the motor rotating shaft (32) extends into the frame body (10) to be connected with the air guide structure (20), and the air conditioner indoor unit is characterized in that a sealing element (40) is arranged between the motor main body (31) and the frame body (10) for sealing, the sealing element (40) is sleeved outside the motor rotating shaft (32), a stepped through hole (44) is formed in the middle of the sealing element (40), and the sealing element (40) is composed of a first section (41), a second section (42) and a third section (43) which are sequentially connected in the axial direction of the stepped through hole (44) and have gradually reduced; be equipped with on the lateral surface of framework (10) and be located motor shaft (32) outside and from inside to outside first annular arch (11) and the annular arch of second (12) that the interval set up, first section (41) are established between first annular arch (11) and the annular arch of second (12) and the terminal surface laminating of first section (41) and framework (10), the terminal surface laminating of second section (42) and the terminal surface of first annular arch (11), the outer terminal surface of third section (43) with the terminal surface laminating of motor body (31).
2. The air outlet structure of an air conditioning indoor unit of claim 1, wherein the length of the first annular protrusion (11) in the axial direction of the stepped through hole (44) is smaller than the length of the second annular protrusion (12) in the axial direction of the stepped through hole (44).
3. The air outlet structure of the indoor unit of air conditioner as claimed in claim 2, wherein the wall surface of the hole in the third section (43) is attached to the outer circumferential surface of the third annular protrusion (311) on the end surface of the motor body (31).
4. The air outlet structure of an indoor unit of an air conditioner as claimed in claim 2, wherein an installation through hole (14) is formed inside the first annular protrusion (11), and the motor shaft (32) extends into the frame (10) through the installation through hole (14) to be connected with the air guide structure (20).
5. The air outlet structure of an indoor unit of an air conditioner as claimed in claim 1, wherein the frame (10) is provided with a mounting through hole (14), and the motor shaft (32) extends into the frame (10) through the mounting through hole (14) to be connected with the air guide structure (20).
6. The air outlet structure of the indoor unit of air conditioner as claimed in claim 5, wherein a first position-limiting protrusion (3221) is disposed on the outer surface of the motor shaft (32), and a second position-limiting protrusion (3222) abutting against the first position-limiting protrusion (3221) when the motor shaft (32) rotates is disposed on the wall surface of the installation through hole (14).
7. The air outlet structure of an air conditioning indoor unit of claim 6, wherein two first limiting protrusions (3221) which are 180 degrees different in circumferential direction are disposed on an outer surface of the motor rotating shaft (32), two second limiting protrusions (3222) which are 180 degrees different in circumferential direction are disposed on a hole wall surface of the installation through hole (14), two movement areas (142) are formed between the two second limiting protrusions (3222) in the circumferential direction of the installation through hole (14), and the two first limiting protrusions (3221) are respectively located in the two movement areas (142).
8. The air outlet structure of the indoor unit of air conditioner according to any one of claims 1 to 7, wherein the motor (30) is fixed to the frame (10).
9. The air outlet structure of the indoor unit of an air conditioner as claimed in claim 8, wherein at least two mounting plates (312) are disposed on the side of the motor main body (31), and the mounting plates (312) are connected to the frame (10) by screws or bolts.
10. The air outlet structure of the indoor unit of air conditioner as claimed in claim 1, wherein the sealing member (40) is a rubber ring.
11. An indoor unit of an air conditioner, comprising the air outlet structure according to any one of claims 1 to 10.
12. An air conditioner characterized by comprising the indoor unit of an air conditioner as set forth in claim 11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811101941.9A CN109282363B (en) | 2018-09-20 | 2018-09-20 | Air outlet structure of air conditioner indoor unit, air conditioner indoor unit and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811101941.9A CN109282363B (en) | 2018-09-20 | 2018-09-20 | Air outlet structure of air conditioner indoor unit, air conditioner indoor unit and air conditioner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109282363A CN109282363A (en) | 2019-01-29 |
| CN109282363B true CN109282363B (en) | 2020-02-14 |
Family
ID=65181737
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811101941.9A Active CN109282363B (en) | 2018-09-20 | 2018-09-20 | Air outlet structure of air conditioner indoor unit, air conditioner indoor unit and air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109282363B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH035655A (en) * | 1989-05-31 | 1991-01-11 | Matsushita Seiko Co Ltd | Outlet device for ventilating air-conditioning device |
| CN2837714Y (en) * | 2005-09-17 | 2006-11-15 | 广东格兰仕集团有限公司 | Moveable air outlet of air conditioner |
| CN201314683Y (en) * | 2008-12-03 | 2009-09-23 | 四川长虹空调有限公司 | Swinging-leaf component of air conditioner |
| CN201973845U (en) * | 2011-03-23 | 2011-09-14 | 宁波东昊汽车部件有限公司 | Sealing device for outlet air door of vehicle air conditioner |
| CN202792438U (en) * | 2012-08-03 | 2013-03-13 | 广东美的电器股份有限公司 | Wind-guiding component and air conditioner with the same |
| CN104596076B (en) * | 2015-01-14 | 2017-12-08 | 广东美的暖通设备有限公司 | The wind outlet panel component of indoor apparatus of air conditioner and there is its indoor apparatus of air conditioner |
-
2018
- 2018-09-20 CN CN201811101941.9A patent/CN109282363B/en active Active
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| Publication number | Publication date |
|---|---|
| CN109282363A (en) | 2019-01-29 |
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