CN213040650U - Indoor unit of air conditioner - Google Patents
Indoor unit of air conditioner Download PDFInfo
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- CN213040650U CN213040650U CN202022027077.1U CN202022027077U CN213040650U CN 213040650 U CN213040650 U CN 213040650U CN 202022027077 U CN202022027077 U CN 202022027077U CN 213040650 U CN213040650 U CN 213040650U
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Abstract
The utility model provides an indoor unit of air conditioner, include: the rear side of the shell is formed with an air inlet; the heat exchanger is arranged in the shell and corresponds to the air inlet; one end of the refrigerant pipe connected with the heat exchanger is a refrigerant inlet part of the heat exchanger, and the other end of the heat exchanger is a refrigerant elbow part; the centrifugal volute is provided with an air suction opening and an air outlet positioned above the air suction opening; the first sealing plate is connected between the centrifugal volute and the refrigerant elbow part and covers the periphery of the refrigerant elbow part so as to seal the inner space of the indoor unit of the air conditioner; the second sealing plate is arranged between the centrifugal volute and the refrigerant inlet part and connected to the inside of the refrigerant inlet part so as to seal the inner space. The utility model discloses it is sealed with the inner space of machine in the air conditioning to set up first closing plate and second closing plate for the wind that the air intake got into all passes through the heat exchanger, with the heat exchange efficiency who improves the heat exchanger, reduces the condensation water, sets up the second closing plate in the refrigerant elbow portion outside and makes sealed effect better, and it is more convenient to install.
Description
Technical Field
The utility model belongs to the technical field of air conditioning, especially, relate to an indoor unit of air conditioner.
Background
At present, the household appliance industry is in a situation of intense competition, each big competitive product has unique innovation in the aspects of functions, appearance and the like, and the product details are also important factors influencing the purchasing power of consumers.
How to improve the heat exchange efficiency of an indoor unit of an air conditioner, reduce heat loss and reduce the generation of condensed water in a household air conditioner is a problem needing to be improved at present.
In view of this, the present invention is proposed.
Disclosure of Invention
The present invention aims at solving at least one of the technical problems in the related art to a certain extent. For this purpose,
the utility model provides an indoor unit of air conditioner sets up the inner space of first closing plate and second closing plate with the indoor unit of air conditioner sealed for the wind that the air intake got into all passes through the heat exchanger, in order to improve the heat exchange efficiency of heat exchanger, reduces the condensation water, sets up the second closing plate in the refrigerant elbow portion outside and makes sealed effect better, and it is more convenient to install.
In order to achieve the above object, an embodiment of the present invention provides an indoor unit of an air conditioner, including: the rear side of the shell is formed with an air inlet; the heat exchanger is arranged in the shell and corresponds to the air inlet; the refrigerant pipe is connected with the heat exchanger, one end of the refrigerant pipe is a refrigerant inlet part of the heat exchanger, and the other end of the heat exchanger is a refrigerant elbow part; the centrifugal volute is provided with an air suction opening and an air outlet positioned above the air suction opening; the first sealing plate is connected between the centrifugal volute and the refrigerant elbow part and covers the periphery of the refrigerant elbow part so as to seal the inner space of the indoor unit of the air conditioner; and the second sealing plate is arranged between the centrifugal volute and the refrigerant inlet part and connected to the inner side of the refrigerant inlet part so as to seal the inner space of the indoor unit of the air conditioner.
In addition, according to the utility model discloses above-mentioned embodiment's machine in air conditioning can also have following additional technical characterstic:
the utility model discloses an in some embodiments, provide an air conditioning indoor unit, the air intake with intercommunication forms centrifugal wind channel between the air exit, air inlet air by the air intake gets into the process the heat exchanger extremely in the centrifugal spiral case and via the air exit is discharged.
The utility model discloses an in some embodiments, provide an air conditioning indoor unit, be provided with centrifugal fan and driving motor in the centrifugal spiral case, driving motor's output shaft the fan, in order to drive the fan rotates.
The utility model discloses an in some embodiments, provide an air conditioning indoor unit, centrifugal spiral case is double suction centrifugal spiral case, including being located respectively two inlet scoops of the centrifugal spiral case left and right sides.
The utility model discloses an in some embodiments, provide an air conditioning indoor unit, the heat exchanger encloses to be located rear end, left side and the right side of centrifugation spiral case.
The utility model discloses an in some embodiments, provide an air conditioning indoor unit, the air exit of centrifugal spiral case is towards the upside.
The utility model discloses an in some embodiments, provide an air conditioning indoor unit, still be provided with the cross-flow fan in the casing, the cross-flow fan sets up the below of centrifugal spiral case.
The utility model discloses an in some embodiments, provide an air conditioning indoor set, correspond on the casing the position of cross flow fan is provided with the cross flow air intake.
The utility model discloses an in some embodiments, provide an air conditioning indoor unit, the vertical extension of heat exchanger encloses to be located rear end, left side and the right side of cross flow fan.
The utility model discloses an in some embodiments, provide an air conditioning indoor unit, the front side of casing corresponds cross flow fan's position is provided with the air outlet.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view I of a heat exchange module of an indoor unit of an air conditioner;
FIG. 2 is a schematic diagram II of a heat exchange module of an indoor unit of an air conditioner;
FIG. 3 is a front view of the heat exchange module of the indoor unit of the air conditioner;
FIG. 4 is a cross-sectional view taken along line B-B of FIG. 3;
fig. 5 is a cross-sectional view a-a of fig. 3.
In the above figures: 1. a housing; 2. a heat exchanger; 21. a refrigerant elbow portion; 22. a refrigerant inlet part; 3. a centrifugal volute; 31. an isolation chamber; 311. a heat dissipation opening; 32. an air suction opening; 33. an air outlet; 4. a first sealing plate; 5. a second sealing plate; 6. a first electric heater; 7. a second electric heater; 8. a partition plate; 9. a through-flow volute; 10. a cross-flow fan; 11. a through-flow motor.
Detailed Description
The present invention is specifically described below by way of exemplary embodiments. It should be understood, however, that elements, structures and features of one embodiment may be beneficially incorporated in other embodiments without further recitation.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.
The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, 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, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The air conditioner performs a refrigeration cycle of the air conditioner by using a compressor, a condenser, an expansion valve, and an evaporator. The refrigeration cycle includes a series of processes involving compression, condensation, expansion, and evaporation, and supplies refrigerant to the air that has been conditioned and heat-exchanged.
The compressor compresses a refrigerant gas in a high-temperature and high-pressure state and discharges the compressed refrigerant gas. The discharged refrigerant gas flows into the condenser. The condenser condenses the compressed refrigerant into a liquid phase, and heat is released to the surrounding environment through the condensation process.
The expansion valve expands the liquid-phase refrigerant in a high-temperature and high-pressure state condensed in the condenser into a low-pressure liquid-phase refrigerant. The evaporator evaporates the refrigerant expanded in the expansion valve and returns the refrigerant gas in a low-temperature and low-pressure state to the compressor. The evaporator can achieve a cooling effect by heat-exchanging with a material to be cooled using latent heat of evaporation of a refrigerant. The air conditioner can adjust the temperature of the indoor space throughout the cycle.
The air conditioner includes an outdoor unit, which refers to a portion of a refrigeration cycle including a compressor and an outdoor heat exchanger, and an air conditioning indoor unit of the air conditioner including an indoor heat exchanger, and an expansion valve may be provided in the air conditioning indoor unit or the outdoor unit. The indoor heat exchanger and the outdoor heat exchanger serve as a condenser or an evaporator. When the indoor heat exchanger is used as a condenser, the air conditioner is used as a heater in a heating mode, and when the indoor heat exchanger is used as an evaporator, the air conditioner is used as a cooler in a cooling mode.
The air conditioning indoor unit is connected to an outdoor unit installed in an outdoor space through a duct. The outdoor unit may be provided with a compressor, an outdoor heat exchanger, an outdoor fan, an expander, and the like of a refrigeration cycle, and the indoor unit of the air conditioner may be provided with an indoor heat exchanger and an indoor fan.
An embodiment of the present application provides an air conditioning indoor unit, see fig. 1-5, when the user uses, the side facing the human body is the front side, wherein, the air conditioning indoor unit includes heat exchange module and air treatment module, and heat exchange module sets up in the top of air treatment module for cooling and heating, and air treatment module is used for realizing the new trend function, purification performance and the humidification function of air conditioning indoor unit.
The air-conditioning indoor unit comprises: the centrifugal fan comprises a machine shell 1, a centrifugal volute 3, a through-flow volute 9, a heat exchanger 2, a through-flow motor 11, a first electric heating body 6 and a second electric heating body 7.
An air inlet and a through-flow air inlet are formed at the rear side of the casing 1, the air inlet and the through-flow air inlet are vertically arranged, and the air inlet is arranged above the through-flow air inlet.
The heat exchanger 2 is arranged in the machine shell 1, corresponds to the air inlet and the through-flow air inlet and is used for exchanging heat of air entering the blowing-in room.
The end that the refrigerant pipe is connected with heat exchanger 2 is refrigerant inlet portion 22 of heat exchanger 2, and the opposite other end of heat exchanger 2 is refrigerant elbow portion 21, and the intraductal circulation refrigerant liquid of refrigerant, refrigerant liquid get into heat exchanger 2 from refrigerant inlet portion 22 of heat exchanger 2, flow out from the refrigerant export portion behind refrigerant elbow portion 21, and refrigerant inlet portion 22 and refrigerant export portion are located the same end of heat exchanger 2.
The first sealing plate 4 is connected between the centrifugal volute 3 and the refrigerant elbow part 21 of the heat exchanger 2, and covers the periphery of the refrigerant elbow part 21 to seal the inner space of the indoor unit of the air conditioner.
The second sealing plate 5 is disposed between the refrigerant inlet portions 22 of the centrifugal scroll 3 and connected to the inner sides of the refrigerant inlet portions 22 to seal the inner space of the indoor unit of the air conditioner.
The utility model discloses set up first closing plate 4 and second closing plate 5 and seal the inner space of machine in the air conditioning for the wind that the air intake got into all passes through heat exchanger 2, in order to improve heat exchange efficiency of heat exchanger 2, reduces the condensation water, sets up second closing plate 5 in the 21 outsides of refrigerant elbow portion make refrigerant elbow portion 21 by the cladding in the inside of second closing plate 5, makes sealed effect better. Meanwhile, the refrigerant elbow portion 21 is arranged on the inner side, so that the installation of the second sealing plate 5 can be prevented from being hindered, and the second sealing plate 5 is more convenient to install.
The cross-flow fan 10 is arranged below the centrifugal volute 3, cross-flow inlet air enters from the cross-flow air inlet and flows through the heat exchanger 2 to the cross-flow fan 10 to form a cross-flow air channel.
The first electric heater 66 is arranged in the centrifugal air duct between the air suction opening 32 of the centrifugal volute 3 and the heat exchanger 2 and is used for heating the inlet air during heating; the second electric heater 7 is arranged in the cross-flow air duct between the cross-flow fan 10 and the heat exchanger 2 and used for heating cross-flow inlet air during heating.
Between centrifugal spiral case 3 and through-flow fan 10, be provided with baffle 8 to cut off centrifugal wind channel and through-flow wind channel, avoided two wind channel heated air to influence the interference each other, make centrifugal wind channel correspond first electric heater 6, the through-flow wind channel corresponds second electric heater 7, has guaranteed that two wind channels air-out difference in temperature is little, promotes user's use and experiences.
An air outlet is arranged at the front side of the casing 1 corresponding to the position of the cross-flow fan 10, the cross-flow fan 10 is arranged in the cross-flow volute 9, the cross-flow volute 9 is arranged below the centrifugal volute 3, and cross-flow inlet air enters from the cross-flow air inlet and flows through the cross-flow volute 9 to be discharged. In the embodiment, the through-flow volute 9 and the partition plate 8 are integrally formed, so that the mold opening cost can be reduced, the internal part structure of the indoor unit of the air conditioner is reduced, and the installation is more convenient.
The bottom end of the centrifugal volute 3 is sunken towards the inside of the centrifugal volute 3 to form an isolation cavity 31 at the outer side of the sunken part of the centrifugal volute 3, the through-flow motor 11 is connected to the upper side of the through-flow volute 9 and is arranged in the isolation cavity 31, and the through-flow fan 10 is arranged in the through-flow volute 9 and is connected with an output shaft of the through-flow motor 11. The output shaft of the cross flow motor 11 is coaxial with the rotation center of the cross flow fan 10. The cross flow fan 10 is provided as one in the present embodiment.
The utility model discloses set up through-flow motor 11 in through-flow volute 9's upper end, arrange isolation chamber 31 in for through-flow motor 11 is isolated with cold wind or hot-blast after the heat transfer, guarantees that through-flow motor 11 does not stand the influence of cold wind or hot-blast, has rational in infrastructure reliable, long service life's advantage. The right and left sides of the segregation chamber 31 are connected to the cross flow volute 9. The front side of the isolation chamber 31 is provided with a heat radiation opening 311 to facilitate heat radiation of the through-flow motor 11.
The heat exchanger 2 encloses the rear end, the left side and the right side of the centrifugal volute 3, namely the centrifugal volute 3 is enclosed by three surfaces of the heat exchanger 2, when the centrifugal fan operates, air inlet air can pass through the heat exchanger 2, and the air circulation of the heat exchanger 2 is increased.
The heat exchanger 2 extends vertically and surrounds the rear end, the left side and the right side of the cross flow fan 10. The rear side of the machine shell 1 is provided with a through-flow air inlet, the front side of the machine shell 1 is provided with an air outlet corresponding to the position of the through-flow fan 10, air enters the machine shell 1 through the through-flow air inlet, and then is discharged from the air outlet under the guide of a through-flow air channel through the through-flow fan 10.
The above embodiments are only specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of changes or substitutions within the technical scope of the present invention, and all should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. An air conditioning indoor unit, characterized in that: comprises that
The rear side of the shell is formed with an air inlet;
the heat exchanger is arranged in the shell and corresponds to the air inlet;
the refrigerant pipe is connected with the heat exchanger, one end of the refrigerant pipe is a refrigerant inlet part of the heat exchanger, and the other end of the heat exchanger is a refrigerant elbow part;
the centrifugal volute is provided with an air suction opening and an air outlet positioned above the air suction opening;
the first sealing plate is connected between the centrifugal volute and the refrigerant elbow part and covers the periphery of the refrigerant elbow part so as to seal the inner space of the indoor unit of the air conditioner; and
and the second sealing plate is arranged between the centrifugal volute and the refrigerant inlet part and connected to the inner side of the refrigerant inlet part so as to seal the inner space of the indoor unit of the air conditioner.
2. An air conditioning indoor unit according to claim 1, wherein:
the air inlet and the air outlet are communicated to form a centrifugal air duct, and inlet air enters the heat exchanger and passes through the heat exchanger to the inside of the centrifugal volute and is discharged through the air outlet.
3. An air conditioning indoor unit according to claim 1, wherein:
a centrifugal fan and a driving motor are arranged in the centrifugal volute, and an output shaft of the driving motor is connected with the fan to drive the fan to rotate.
4. An air conditioning indoor unit according to claim 1, wherein:
the centrifugal volute is a double-suction centrifugal volute and comprises two air suction openings which are respectively positioned at the left side and the right side of the centrifugal volute.
5. An air conditioning indoor unit according to claim 1, wherein:
the heat exchanger is arranged at the rear end, the left side and the right side of the centrifugal volute in a surrounding mode.
6. An air conditioning indoor unit according to claim 1, wherein:
the air outlet of the centrifugal volute faces to the upper side.
7. An air conditioning indoor unit according to claim 1, wherein:
and a cross-flow fan is further arranged in the casing and is arranged below the centrifugal volute.
8. An indoor unit of an air conditioner according to claim 7, wherein:
and a through-flow air inlet is formed in the position, corresponding to the through-flow fan, of the shell.
9. An indoor unit of an air conditioner according to claim 7, wherein:
the heat exchanger is vertically extended and enclosed at the rear end, the left side and the right side of the cross flow fan.
10. An indoor unit of an air conditioner according to claim 7, wherein:
and an air outlet is formed in the front side of the shell corresponding to the position of the cross-flow fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022027077.1U CN213040650U (en) | 2020-09-16 | 2020-09-16 | Indoor unit of air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022027077.1U CN213040650U (en) | 2020-09-16 | 2020-09-16 | Indoor unit of air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213040650U true CN213040650U (en) | 2021-04-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022027077.1U Active CN213040650U (en) | 2020-09-16 | 2020-09-16 | Indoor unit of air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213040650U (en) |
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2020
- 2020-09-16 CN CN202022027077.1U patent/CN213040650U/en active Active
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