CN210399193U - Suspension angle air conditioner indoor unit - Google Patents

Suspension angle air conditioner indoor unit Download PDF

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Publication number
CN210399193U
CN210399193U CN201920693416.4U CN201920693416U CN210399193U CN 210399193 U CN210399193 U CN 210399193U CN 201920693416 U CN201920693416 U CN 201920693416U CN 210399193 U CN210399193 U CN 210399193U
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China
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air
impeller
indoor unit
air conditioner
channel
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CN201920693416.4U
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Chinese (zh)
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刘光朋
史为品
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Qingdao Haier Air Conditioner Gen Corp Ltd
Qingdao Haier Co Ltd
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Qingdao Haier Air Conditioner Gen Corp Ltd
Qingdao Haier Co Ltd
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Abstract

The utility model belongs to the air conditioner field specifically provides a machine in overhang angle air conditioning. The utility model discloses when the output of needs big amount of wind in the machine in the angle of overhang air conditioning of aiming at solving, the problem of forced draught blower rotational speed too high and production great noise, the machine includes the shell in the angle of overhang air conditioning, has seted up air intake and air outlet on the shell, is formed with heat transfer passageway between air intake and the air outlet, is provided with heat exchanger and forced draught blower in the heat transfer passageway. Still be provided with the inlet of mending wind on the shell, form the passageway of mending wind between inlet of mending wind and heat transfer passageway, be provided with in the passageway of mending wind and mend fan and purification module, hang angle air conditioner and still include the fresh air duct, the first end and the inlet connection of mending wind of fresh air duct, second end and outdoor intercommunication. The utility model discloses a set up the tonifying wind passageway, reduce forced draught blower air supply rotational speed to the noise reduction.

Description

Suspension angle air conditioner indoor unit
Technical Field
The utility model belongs to the technical field of the air conditioner, specifically provide a machine in overhang angle air conditioning.
Background
With the improvement of living standard, the requirements of people on living quality are higher and higher, and the requirements are particularly obvious on household appliances. Taking an air conditioner as an example, when the temperature difference between the indoor and the outdoor is large, in order to meet the requirement of a user for fast cooling/heating after entering the indoor from the outdoor, the existing air conditioner usually has a fast cooling/heating function, when the fast cooling/heating function is started, a compressor of the air conditioner works at a high frequency to fast increase the cooling capacity/heating capacity, and an indoor unit of the air conditioner is operated at a high rotating speed and a high air volume to send cold air/hot air after heat exchange back to the indoor, so that the fast adjustment of the indoor temperature is realized.
Although the rapid cooling/heating function of the above air conditioner solves the rapid cooling/heating demand of the user to some extent, the air conditioner inevitably has the following problems: the performance (namely the cooling/heating effect) and the wind noise of the traditional air conditioner are an irreconcilable contradiction, and the air conditioner increases the air supply quantity and simultaneously increases the noise by increasing the air supply quantity through a scheme of increasing the air supply quantity to improve the cooling/heating effect; however, if the noise reduction index is satisfied, the performance of the air conditioner is limited to some extent. These problems are particularly evident in some special application scenarios such as libraries, wards, and rooms for people with insomnia. That is, the conventional air conditioner has a problem of loud noise when the amount of air blown is large. Especially for the air conditioner of the suspension angle, the conventional air conditioner of the suspension angle is generally provided with two air blowers, and in order to achieve better circulation of the indoor air, it is generally generated with double noise, and at this time, if the rapid cooling/heating function is performed, the larger noise is generated.
Accordingly, there is a need in the art for a new suspension angle air-conditioning indoor unit to solve the problem of the existing suspension angle air-conditioning indoor unit that the rotating speed of the blower is too high and generates a large noise when a large air output is required.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems in the prior art, that is, to solve the problem that the conventional suspension angle air-conditioning indoor unit generates large noise due to over-high rotation speed of the air blower when large air output is required, the utility model provides a suspension angle air-conditioning indoor unit, which comprises a housing, wherein an air inlet and an air outlet are arranged on the housing, a heat exchange channel is formed between the air inlet and the air outlet, a heat exchanger and an air blower are arranged in the heat exchange channel,
the shell is also provided with an air supplement inlet, an air supplement channel is formed between the air supplement inlet and the heat exchange channel, an air supplement fan and a purification module are arranged in the air supplement channel, the indoor unit of the suspension angle air conditioner further comprises a fresh air pipe, the first end part of the fresh air pipe is connected with the air supplement inlet, the second end part of the fresh air pipe is communicated with the outside,
the indoor unit of the suspension angle air conditioner is set to be capable of leading outdoor fresh air into the air supplementing channel through the fresh air pipeline under the driving of the air supplementing fan and the air feeder, discharging the fresh air to the heat exchange channel after being purified by the purification module, mixing the fresh air with indoor air which enters the heat exchange channel from the air inlet and passes through the heat exchanger for heat exchange, and discharging the air through the air outlet.
In the preferable technical scheme of the indoor unit of the suspended angle air conditioner, the casing is further provided with an air guide groove, the air guide groove is covered at the air supplement inlet and is fixedly connected with the casing, the air guide groove is provided with a fresh air port, and the first end of the fresh air pipe is connected with the fresh air port.
In the preferable technical scheme of the indoor unit of the suspended angle air conditioner, one end of the air supplementing channel, which is close to the heat exchange channel, is of a closing-in structure.
In the preferable technical scheme of the suspended angle air conditioner indoor unit, the purification module is a cup-shaped filter layer.
In the preferable technical scheme of the indoor unit of the overhang angle air conditioner, the fresh air pipe is further provided with a rotary joint.
In the preferred technical solution of the above-mentioned indoor unit of a suspended angle air conditioner, the number of the heat exchange channels is two, and correspondingly, the number of the air supply channels, the air outlet and the air supply inlet is two, one air feeder is arranged in each heat exchange channel, one air supply machine is arranged in each air supply channel, the indoor unit of a suspended angle air conditioner further comprises a humidification water tank configured with an atomization element, the humidification water tank separates the two heat exchange channels,
the indoor unit of the overhang angle air conditioner is set to be in the state that the air feeder and the air supplementing machine operate simultaneously, indoor air subjected to heat exchange in the heat exchange channel firstly exchanges heat with the humidifying water tank, then is mixed with outdoor fresh air exhausted in the air supplementing channel together, and finally is discharged from the air outlet together with water mist generated by the atomizing element.
In the above-described preferred technical solution of the indoor unit of a suspended angle air conditioner, the two air supply fans and the two air blowers are arranged to be capable of operating independently of each other.
In a preferred technical scheme of the indoor unit of the suspended angle air conditioner, the blower is a cross-flow fan, the cross-flow fan comprises a first driving motor and an impeller set, the first driving motor is connected with the impeller set and can drive the impeller set to rotate, and the impeller set is arranged to be capable of extending and retracting along the axial direction of the first driving motor.
In a preferred technical solution of the above-mentioned indoor unit of a suspended-angle air conditioner, the first driving motor is a dual-shaft motor, the impeller assembly includes a fixed impeller, a movable impeller and a telescopic driving mechanism, two output shaft sides of the dual-shaft motor are respectively provided with one fixed impeller, one telescopic driving mechanism and at least one movable impeller, the fixed impeller is connected with the output shaft, the movable impeller is slidably sleeved with the fixed impeller, and the telescopic driving mechanism is connected with the movable impeller farthest from the dual-shaft motor and can drive the movable impeller to slide relative to the fixed impeller.
In the preferable technical scheme of the indoor unit of the suspended angle air conditioner, the telescopic driving mechanism comprises a second driving motor, a winding drum and a steel wire rope, one end of the fixed impeller, which is close to the double-shaft motor, is provided with a conductive slip ring, the second driving motor is fixed inside a rotor of the conductive slip ring and is electrically connected with the rotor, the winding drum is connected with an output shaft of the second driving motor, one end of the steel wire rope is fixedly connected with the winding drum, the other end of the steel wire rope is fixedly connected with the movable impeller, which is farthest away from the double-shaft motor, an elastic part is further arranged between two adjacent impellers, and the elastic part is arranged to store elastic potential energy when the movable impeller contracts relative to the fixed impeller.
The technical scheme of the utility model, among the technical scheme, the machine includes the shell in the angle air conditioning hangs, air intake and air outlet have been seted up on the shell, be formed with heat transfer passageway between air intake and the air outlet, be provided with heat exchanger and forced draught blower in the heat transfer passageway, still be provided with the inlet of mending wind on the shell, be formed with the passageway of mending wind between inlet of mending wind and the heat transfer passageway, hang the angle air conditioning and set up to be can be under the drive of mending fan and forced draught blower, after the inlet of mending wind was introduced to the room air, discharge to heat transfer passageway, then with follow the air intake get into in the heat transfer passageway and after the room air after the heat exchanger heat transfer mixes, discharge through the air outlet.
Through the mode, make the utility model discloses a hang angle air conditioning indoor set can not need to carry out the rotational speed to the forced draught blower and promote when the increase amount of wind, only needs to open the benefit fan, can introduce the heat transfer passageway with the room air in, and then the increase amount of wind. Because the noise just can produce when the forced draught blower high-speed operation mainly, under high rotational speed, the noise is geometric times ground and increases, and under low rotational speed, the noise of forced draught blower is not big, the utility model discloses add mend wind passageway and mend the fan, mend the wind to the heat transfer passageway of angle air condensing units through mending the fan, just also no longer need the forced draught blower to carry out high rotational speed operation again. Utility model people through long-term test, discover to increase and mend the fan and carry out conventional operation, mend the sum of the produced noise of fan and forced draught blower normal operation and be less than the produced noise of forced draught blower high speed operation alone far away. Hang angle air conditioner because set up in corner department, in order to make indoor homoenergetic obtain temperature regulation and control, its required amount of wind of itself compares in conventional air conditioner and exceeds a lot, and increased the utility model relates to a mend wind passageway and benefit fan, it is obvious to mend the wind effect, air that blows out through mending the fan, mix with the air through the heat transfer in the heat transfer passageway, together flow to farther position, make the user also can enjoy the temperature adjustment of wider range under conventional operation operating mode, still improved the tonifying wind function upper limit of hanging angle air conditioner, under some extreme condition, the sacrificial noise can also bring bigger temperature regulation and control scope.
Further, the utility model discloses a mend the wind passageway outside and can also increase the fresh air pipe, the first end and the air supplementation access connection of fresh air pipe, second end and outdoor intercommunication can introduce the air supplementation passageway with outdoor new trend through the fresh air pipe, make the utility model discloses a hang angle air-conditioning indoor set and compromise the new trend function, avoided indoor owing to need carry out temperature regulation and not ventilate, cause the condition that the bacterium increases, make the room air fresher more.
Furthermore, the rotary joint is designed for the fresh air pipe, so that an operator can freely rotate the fresh air pipe according to actual orientation when installing the fresh air pipe, the installation is more convenient, and the installation time and the installation difficulty of the installer are reduced.
Further, the utility model discloses a mend the wind unit and can also increase purification module, purification module sets up in the inboard position that is close to the import of mending the wind of shell, can purify the air that gets into in the mend wind passageway, and the environment that makes the user locate is better, and the satisfaction is higher.
Furthermore, the purification module selects the cup-shaped filter layer, namely the purification module is provided with a plurality of round platform-shaped pits, so that the wind direction passing through the filter layer can be guided, the round platform-shaped pits are arranged, and the filtering area is increased and the air filtering capacity is enhanced relative to a plane filter screen. In addition, the bounce and wind resistance to the impact of the air flow is much smaller than that of a plane filter screen.
Further, the air guide groove is added, the first end part of the fresh air pipe is not directly connected to the air supply inlet, the size of the air supply inlet cannot be limited, the size of the air supply inlet is lengthened correspondingly, the size of the purification module can be lengthened, air inlet is smoother, air quantity is larger, and purification efficiency is improved by multiple times due to the increase of the area.
Furthermore, one end of the air supplementing channel, which is close to the heat exchange channel, is designed into a closing-in structure, and air entering the heat exchange channel from the air supplementing channel is compressed by utilizing the Venturi effect to increase the flow speed, so that the air quantity is larger, the place where blown-out wind can reach is farther, and the temperature regulation and control capability of the indoor unit of the suspension angle air conditioner is also improved.
Furthermore, the humidifying water tank is added, the design of the internal structure of the shell is reduced, the middle block is not needed any more, and the manufacturing is easier. The humidification water tank has still expanded the humidification function of overhang angle air conditioner, and in addition, the position that sets up of humidification water tank still makes the forced draught blower when the air current that carries out the heat exchange with the heat exchanger when moving flows through the humidification water tank, and the humidification water tank adjusts the temperature to the air current to can reach the soft purpose of air-out, prevent that the air-out is too cold or overheated and influence user experience.
Further, the forced draught blower designs into cross-flow fan, sets up to become through the impeller assembly with cross-flow fan and can follow a driving motor's axial and stretch out and draw back, the utility model discloses a hang angle air conditioning indoor set and can also realize adjusting vertical air-out height's control according to air conditioner actual mounted position and user height parameter to reach the effect of not blowing head, not blowing the leg down, further promote user experience. Certainly, the air supplement fan can also be arranged into a telescopic structure and is matched with the air supply fan to supply air, so that the effects of no blowing head at the upper part and no blowing leg at the lower part are achieved.
Drawings
The indoor unit of a suspension angle air conditioner of the present invention will be described with reference to the accompanying drawings. In the drawings:
fig. 1 is a schematic view of an installation position of an indoor unit of a suspension angle air conditioner in a first embodiment of the present invention;
fig. 2 is an external view schematically illustrating a suspension angle air conditioner indoor unit according to a first embodiment of the present invention;
FIG. 3 is a cross-sectional view taken at A-A of FIG. 2;
FIG. 4 is an enlarged view of a portion of FIG. 2 at B;
FIG. 5 is a front view of the purification module;
FIG. 6 is a three-dimensional perspective view of a purification module;
FIG. 7 is a schematic view (one) of the cross-flow fan in an extended state according to the first embodiment of the present invention;
FIG. 8 is a schematic view (II) of the cross-flow fan in a contracted state according to the first embodiment of the present invention;
FIG. 9 is a cross-sectional view of FIG. 7;
fig. 10 is a sectional view of an indoor unit of a ceiling-angle air conditioner according to a second embodiment of the present invention;
fig. 11 is a sectional view of an indoor unit of a ceiling-angle air conditioner according to a third embodiment of the present invention;
fig. 12 is a sectional view of a ceiling-angle air conditioning indoor unit according to a fourth embodiment of the present invention.
List of reference numerals:
1. a housing; 11. an air inlet; 12. an air outlet; 13. a heat exchange channel; 14. a wind supplementing inlet; 15. a wind supplementing channel; 2. a humidifying water tank; 21. an atomizing element; 3. a heat exchanger;
4. a blower; 41. a first drive motor; 411. an output shaft; 412. lengthening a shaft; 42. an impeller assembly; 421. fixing the impeller; 4211. a conductive slip ring; 4212. a limiting edge; 422a/422b, a movable impeller; 4221. a limiting edge; 423. a telescopic driving mechanism; 4231. a second drive motor; 4232. a reel; 4233. a wire rope; 424. an elastic member;
5. a blower is supplemented; 6. a wind guide groove; 61. a fresh air port; 7. a fresh air duct; 71. a rotary joint; 8. and a purification module.
Detailed Description
Preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and are not intended to limit the scope of the present invention. And can be adjusted as needed by those skilled in the art to suit particular applications. For example, although the description is made by charging the second driving motor through the conductive slip ring, the present invention obviously can adopt other forms of structure to supply power, for example, a storage battery is arranged at the motor to supply power to the motor, the indoor unit is designed to be a structure that can periodically connect the storage battery and supply power to the storage battery, as long as the second driving motor can be operated normally and the rotation of the impeller assembly is not hindered.
It should be noted that in the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate directions or positional relationships based on those shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Furthermore, it should be noted that, in the description of the present invention, 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; 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 meaning of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Example one
First, with reference to fig. 1 to 4, the indoor unit of a suspension angle air conditioner of the present invention will be described. Fig. 1 is a schematic view of an installation position of an indoor unit of a suspension angle air conditioner in a first embodiment of the present invention, fig. 2 is a schematic view of an appearance of the indoor unit of the suspension angle air conditioner in the first embodiment of the present invention, fig. 3 is a cross-sectional view of a-a in fig. 2, and fig. 4 is a partial enlarged view of B in fig. 2.
As shown in fig. 1 to 4, for solving the problem that when the large air volume is needed to be output, the rotation speed of the blower 4 is too high and generates large noise in the existing suspension angle air-conditioning indoor unit, the utility model discloses an indoor unit of a suspension angle air-conditioning comprises a shell 1, an air inlet 11 and an air outlet 12 have been seted up on the shell 1, a heat exchange channel 13 is formed between the air inlet 11 and the air outlet 12, and a heat exchanger 3 and a blower 4 are arranged in the heat exchange channel 13. Still be provided with on shell 1 and mend wind import 14, be formed with between mend wind import 14 and the heat transfer passageway 13 and mend wind passageway 15, be provided with in the mend wind passageway 15 and mend fan 5 and purification module 8, hang angle air conditioning indoor set and still include fresh air duct 7, fresh air duct 7's first end is connected with mend wind import 14, and the second end communicates with outdoor. The indoor unit of the overhang angle air conditioner is set to be capable of leading outdoor fresh air into an air supplementing channel 15 through a fresh air pipe 7 and discharging the fresh air to a heat exchange channel 13 after being purified by a purification module 8 under the driving of an air supplementing fan 5 and a blower 4, and then the fresh air is mixed with indoor air which enters the heat exchange channel 13 from an air inlet 11 and is subjected to heat exchange by a heat exchanger 3 and then is discharged through an air outlet 12.
The setting mode has the advantages that: through setting up air supplement channel 15 and air supplement fan 5, when the air conditioner needs big amount of wind operation, just need not forced draught blower 4 to carry out high-speed operation, through opening air supplement fan 5, outdoor new trend can get into air supplement import 14 through fresh air pipe 7 to purify the back through purification module 8, get into heat transfer passageway 13 through air supplement channel 15, together discharge from air outlet 12 with indoor air through the heat transfer. Because the total noise volume when moisturizing fan 5 and forced draught blower 4 normal operating is less than the noise when forced draught blower 4 operates at a high speed alone far away, consequently, the utility model discloses a machine can reduce the noise of air conditioner when big air output in the angle of overhang air conditioning. Through setting up air supplement channel 15 in air outlet 12 department, still make air supplement channel 15 blow out wind can not receive the blockking of objects such as heat exchanger 3 to can carry that the air after the heat transfer blows farther. By connecting the fresh air pipe 7 with the air supplement inlet 14, outdoor fresh air can enter the room, so that the circulation of indoor air is facilitated, the environment of a user is better, and the satisfaction degree is higher. Through increasing purification module 8, make the air through making up wind passageway 15 can obtain purifying, just also promoted user's indoor air circumstance, make air conditioner compromise air purifier's function.
The present invention will be described in detail with reference to fig. 2 to 9, wherein fig. 5 is a front view of a purification module, fig. 6 is a three-dimensional perspective view of the purification module, fig. 7 is a schematic view (a) of a cross flow fan in an extended state in a first embodiment of the present invention, fig. 8 is a schematic view (b) of a cross flow fan in a retracted state in a first embodiment of the present invention, and fig. 9 is a cross-sectional view of fig. 7.
As shown in fig. 2 to 4, in a possible embodiment, the casing 1 is further provided with a wind guide groove 6, the wind guide groove 6 is covered at the air supply inlet 14 and is fixedly connected with the casing 1, so as to form an elongated space, and the air supply inlet 14 is arranged in a long strip shape (not shown) along the length direction of the wind guide groove 6. The air guide groove 6 is also provided with a fresh air port 61, the first end part of the fresh air pipe 7 is connected with the fresh air port 61, and outdoor fresh air is filled in the strip-shaped space from the fresh air port 61 and then enters the air supplementing channel 15 through the air supplementing inlet 14. The fresh air pipe 7 is also provided with a rotary joint 71, and the two sections of fresh air pipes 7 are combined together through the rotary joint 71 and can complete relative rotation based on the rotary joint 71.
The setting mode has the advantages that: because the aperture of the fresh air duct 7 is not very large, when the fresh air duct 7 is connected with the air supply inlet 14, the size of the opening of the air supply inlet 14 is limited by the aperture of the fresh air duct 7, which is not beneficial to ventilation during operation with large air volume, and after the above-mentioned manner is set, the outdoor air sent by the fresh air duct 7 enters the strip-shaped space enclosed by the air guide groove 6 and the shell 1, and correspondingly, the air supply inlet 14 is formed into a long strip shape, so that the air intake volume is increased. Set up rotary joint 71 on fresh air pipe 7, operating personnel can be according to actual orientation random rotatory fresh air pipe 7 when installing fresh air pipe 7, the installation of being more convenient for, reduces installer's installation time and installation degree of difficulty.
As shown in fig. 3, 5 and 6, in one possible embodiment, the end of the air supply channel 15 close to the heat exchange channel 13 is in a closing-in structure. Purification module 8 is for folding cup form filter layer, and the filter layer is multiunit pit form, and the structure of pit is shown as figure 5 and figure 6, for a plurality of independent round platforms form, and a plurality of round holes have been seted up on a flat board to its whole shape is similar to, all puts into the drinking cup of a round platform form in every round hole, and the round platform form drinking cup reduces along air flow direction, consequently the utility model discloses in for it names folding cup form filter layer.
The setting mode has the advantages that: one end of the air supplementing channel 15 close to the heat exchange channel 13 is set to be a closing-in structure, when the air passes through the air supplementing channel 15, the air reaches the closing-in structure and then can obtain the increase of a flow rate according to the Venturi effect, so that the air blown out from the air supplementing channel 15 can drive the air in the heat exchange channel 13 to blow to a farther position, and therefore the adjusting range of a larger area is achieved, and the air volume is supplemented more sufficiently. The purification module 8 selects to fold the cup-shaped filter layer, and when the air current was through folding the cup-shaped filter layer, because it is binding off to fold the cup-shaped, can make the air flow into first casing with more accurate orientation, can also utilize the venturi effect to accelerate for the air. When the air flows to the filter layer, because the concave pits are increased, the filter area is also increased, the resistance to the air is reduced, and the filter efficiency is improved.
As shown in fig. 3, in one possible embodiment, the number of the heat exchanging channels 13 is two, and correspondingly, the number of the air supplementing channels 15, the air outlets 12 and the air supplementing inlets 14 is two, one blower 4 is arranged in each heat exchanging channel 13, and one air supplementing blower 5 is arranged in each air supplementing channel 15. The indoor unit of a suspended-angle air conditioner further comprises a humidification water tank 2 provided with an atomizing element 21, the humidification water tank 2 separating the two heat exchange channels 13. As shown in fig. 3, when the blower 4 and the air supplement blower 5 operate simultaneously, the heat exchanged indoor air in the heat exchange channel 13 exchanges heat with the humidification water tank 2, then is mixed with the outdoor fresh air discharged from the air supplement channel 15, and finally is discharged through the air outlet 12 together with the water mist generated by the atomizing element 21. The atomizing component is an ultrasonic atomizer, the ultrasonic atomizer is provided with two atomizing nozzles, and each atomizing nozzle corresponds to one air outlet 12. And four fans of the two supplementary fans 5 and the two blowers 4 are provided so as to be capable of operating independently of each other.
The setting mode has the advantages that: through set up humidification water tank 2 and atomizing component 21 in the casing, the interior machine of hang angle air conditioning of this application can also collect refrigeration, heat, humidification in an organic whole, both can be applicable to the humid area of weather when not opening the humidifier, just can be applicable to the dry area of weather after opening the humidifier, promotes the suitability of hang angle air conditioning interior machine. Moreover, separate two air supply channels 15 through using humidification water tank 2, can also simplify the structure of shell 1, make no longer need separate the shelves between two air supply channels 15, and humidification water tank 2's the position that sets up still makes forced draught blower 4 when the operation, when the air current flow that carries out the heat exchange with heat exchanger 3 flows through humidification water tank 2, humidification water tank 2 can adjust the temperature to the air current, thereby can reach the soft purpose of air-out, prevent that air-out subcooling or overheated and influence user experience. Through making four fans can the independent operation respectively, make the user can control the temperature of every air outlet 12, humidity, wind speed isoparametric, can satisfy user's different demands. For example, the wind speed of the wind outlet 12 close to the human body can be set relatively low, so that the occurrence of cold catching, cold catching and the like caused by the direct blowing of the wind to the human body is reduced; the air speed of the air outlet 12 far away from the human body can be set relatively high, so that the operation efficiency of the air conditioner is improved, and the indoor environment is ensured to be appropriate.
As shown in fig. 3 and fig. 7 to 9, in one possible embodiment, the blower 44 is a cross-flow fan, and includes a first driving motor 41 and an impeller set 42, the first driving motor 41 is connected to the impeller set 42 and can drive the impeller set 42 to rotate, and the impeller set 42 is disposed to be capable of extending and contracting in an axial direction of the first driving motor 41. Specifically, the first driving motor 41 is a two-shaft motor having two output shafts 411, and each output shaft 411 is drivingly connected to an extension shaft 412. The impeller assembly 42 includes two fixed impellers 421, two movable impellers 422a, two movable impellers 422b, and two telescopic driving mechanisms 423, that is, two output shafts 411 of the first driving motor 41 are respectively provided with a fixed impeller 421, a movable impeller 422a, a movable impeller 422b, and a telescopic driving mechanism 423. Referring to fig. 9, one side of the fixed impeller 421 close to the first driving motor 41 is fixedly connected to the output shaft 411 or the extension shaft 412, and the movable impeller 422a located inside is connected to the fixed impeller 421 so as to be slidable along the extension shaft 412, and is limited by a limit edge 4212 provided at one end of the fixed impeller 421 away from the first driving motor 41. The outermost movable impeller 422b is connected to the inner movable impeller 422a so as to be slidable along the extension shaft 412, and is stopped by a stopper 4221 provided at one end of the inner movable impeller 422a away from the first drive motor 41. The diameter of the impeller positioned on the outer side in the two adjacent impellers is larger than that of the impeller positioned on the inner side, so that the impeller positioned on the outer side can be sleeved on the impeller positioned on the inner side when the impeller positioned on the outer side slides relative to the impeller positioned on the inner side. The extension shaft 412 passes through the fixed impeller 421 and the two movable impellers (422a and 422b), and can limit and guide when the movable impellers (422a and 422b) slide.
The setting mode has the advantages that: set the impeller assembly 42 through with forced draught blower 4 to can follow first driving motor 41 axial flexible, the utility model discloses a hang angle air conditioning indoor set and can also realize the control to vertical air-out height, further richen user's air-out selection to reach and not blow head, not blow the leg effect down, further promote user experience.
With further reference to fig. 7 to 9, the telescopic driving mechanism 423 includes a second driving motor 4231, a winding drum 4232 and a wire rope 4233, one end of the fixed impeller 421 near the biaxial motor is provided with a conductive slip ring 4211, the conductive slip ring 4211 includes a rotor and a stator electrically connected to each other, the second driving motor 4231 is fixed inside the rotor of the conductive slip ring 4211 and electrically connected to the rotor, the winding drum 4232 is connected to an output shaft 411 of the second driving motor 4231, and the wire rope 4233 is wound around the winding drum 4232, and has one end fixedly connected to the winding drum 4232 and the other end fixedly connected to the movable impeller 422b located at the outermost side. Elastic members 424, such as springs or elastic rubber, are further provided between the fixed impeller 421 and the movable impeller 422a located inside, and between the movable impellers 422a and 422b, and the elastic members 424 are provided to be elastically deformed to store elastic potential energy when the movable impeller 422a contracts with respect to the fixed impeller 421 or when the movable impeller 422b contracts with respect to the movable impeller 422 a. The expanded state and the contracted state of the crossflow blower are shown in FIGS. 7 and 8. As shown in fig. 9, when the crossflow blower needs to be retracted, the second driving motor 4231 drives the winding drum 4232 to retract the wire rope 4233, the outer movable impeller 422b is driven by the wire rope 4233 and retracted by the compression spring guided by the extension shaft 412, after the outer movable impeller 422b is retracted to a certain stroke, the inner movable impeller 422a is driven by the movable impeller 422b to be retracted, and finally the outer movable impeller 422a and the inner movable impeller 422a are retracted and sleeved on the outer side of the fixed impeller 421. When the second drive motor 4231 drives the drum 4232 to release the wire rope 4233, the outer movable impeller 422b and the inner movable impeller 422a are extended by the elastic force of the spring and the guide of the extension shaft 412, and reach the fully extended position under the restriction of the limit edge 4212 provided on the fixed impeller 421 and the limit edge 4221 provided on the movable impeller 422a located inside.
The above arrangement has described an example of the telescopic driving mechanism 423, and of course, the telescopic driving mechanism 423 may be implemented in various ways, for example, if there is a fear that the conductive slip ring 4211 is worn quickly and the maintenance cost is high, it may be designed that a storage battery is arranged at the motor to supply power to the motor, the indoor unit may be designed to be connected with the storage battery periodically to replenish the electric power to the storage battery, and the embodiments of the telescopic driving mechanism are various and can not be listed, but it is only necessary to enable the second driving motor 4231 to operate normally and not to hinder the rotation of the impeller assembly 42.
In summary, the air supply amount is increased by providing the air supply passage 15 and the air supply fan 5, and the noise of the indoor unit of the overhang angle air conditioner is reduced without the need for the high-speed operation of the air supply fan 4. By adding the fresh air pipe 7 and the purification module 8, the suspended angle air conditioner indoor unit has the functions of space fresh air and purification. The design of the air guide groove 6 is added, so that the air circulation is smoother. The rotary joint 71 is added, so that the installation of the fresh air pipe 7 is more convenient. The humidifying water tank 2 is added, the design of the internal structure of the shell 1 is reduced, the middle block is not needed any more, and the manufacturing is easier. Humidification water tank 2 has still expanded the humidification function of overhang angle air conditioner, and in addition, humidification water tank 2 set up the position and still make forced draught blower 4 when the operation carry out the air current flow through humidification water tank 2 after the heat exchange with heat exchanger 3, humidification water tank 2 adjusts the temperature to the air current to can reach the soft purpose of air-out, prevent that the air-out is too cold or overheated and influence user experience. Set the impeller assembly 42 through with cross-flow fan to can follow first driving motor 41 axial flexible, the utility model discloses a hang angle air conditioning indoor set and can also realize adjusting the control of vertical air-out height according to the actual mounted position of air conditioner and user's height parameter to reach the effect of not blowing the head, not blowing the leg down, further promote user experience.
It should be noted that the above-mentioned embodiments are only used for illustrating the principle of the present invention, and are not intended to limit the protection scope of the present invention, and those skilled in the art can adjust the above-mentioned structure without deviating from the principle of the present invention, so that the present invention can be applied to more specific application scenarios.
For example, in an alternative embodiment, the purification module 8 may also be a filter layer, an activated carbon layer, etc. with other shapes, or other purification devices, such as a plasma purifier, etc., as long as the air entering the air supplement channel 15 can be purified, without departing from the principle of the present invention, and therefore, all will fall within the protection scope of the present invention.
For example, in another alternative embodiment, the purification module 8 can be disposed inside the air supply channel 15, and it can also be disposed inside the air guide groove 6, or disposed at the connection between the air guide groove 6 and the fresh air duct 7, and the installation position of the purification module 8 is various, as long as it can purify the gas entering the air supply channel 15, and these do not deviate from the principle of the present invention, and therefore all will fall into the protection scope of the present invention.
For example, in another alternative embodiment, the specific form of the humidification water tank 2 is not constant, and on the premise of satisfying the temperature compensation for the wind in the heat exchange channel 13, a humidification water tank 2 may also be disposed on the side of the air supplement channel 15, so as to also perform the temperature compensation for the wind in the air supplement channel 15, and these changes all fall within the protection scope of the present invention.
For example, in an alternative embodiment, a crossflow blower of conventional form may be used in addition to the telescopic arrangement of the present embodiment, but which correspondingly reduces the user's options.
For example, in another alternative embodiment, the air supplement fan 5 may also be provided with the same telescopic structure as the air supply fan 4, and the air supply fan 4 is matched to supply air to achieve the effect of not blowing head upwards and not blowing legs downwards.
For example, in another alternative embodiment, the cross-flow fan may be in other combinations with the impeller assembly 42 being axially retractable relative to the first drive motor 41, and such combinations may be changed without departing from the principles of the present invention. For example, the first driving motor 41 may be a common motor, and accordingly the impeller assembly 42 includes only one fixed impeller 421 and a plurality of movable impellers 422a and 422 b. For another example, the first driving motor 41 may be guided by a sliding track disposed between the movable impeller 422a and the fixed impeller 421 or between the movable impeller 422a and the movable impeller 422b, instead of disposing the extension shaft 412. For another example, only one movable impeller 422a may be provided for each fixed impeller 421, or a plurality of movable impellers 422a and 422b may be provided.
For example, in an alternative embodiment, the atomizing element 21 may be any atomizing component commonly used in the art, other than an ultrasonic atomizer, as long as the atomizing mode can generate water mist. Such as an electric heater, etc., may also be employed.
For example, in another alternative embodiment, the rotary joint 71 may be replaced by a movable joint or the like often used in pipeline connection, which can also achieve the purpose that when the movable joint is loosened, the two sections of fresh air pipes 7 can be relatively rotated, and when the movable joint is placed at a reasonable angle, the movable joint is screwed down to firmly connect the fresh air pipes 7 at the two ends.
Example two
A second embodiment of the present invention will be described with reference to fig. 10, in which fig. 10 is a cross-sectional view of an indoor unit of a suspension angle air conditioner in the second embodiment of the present invention.
As shown in fig. 10, under the premise that another setting manner is not changed in the embodiment, the indoor unit of the suspension-angle air conditioner of the present invention may not be provided with the fresh air duct 7, the air guide groove 6 and the purification module 8, but directly utilize the indoor air to supplement air, the indoor air enters the air supplementing channel 15 through the air supplementing inlet 14, enters the heat exchange channel 13 again, and is mixed with the air after heat exchange to blow out the indoor unit of the suspension-angle air conditioner together. The arrangement mode can also reduce the noise generated by the indoor unit of the air conditioner, and the air conditioner is only not provided with fresh air and purification functions.
EXAMPLE III
A third embodiment of the present invention will be described with reference to fig. 11, in which fig. 11 is a cross-sectional view of an indoor unit of a ceiling-mounted air conditioner according to the third embodiment of the present invention.
As shown in fig. 11, under the premise that another setting mode is not changed in the embodiment, the present invention also provides a suspended-angle air-conditioning indoor unit, which does not have a fresh air duct 7 and an air guide groove 6, but directly utilizes the indoor air to supplement air, the indoor air enters an air supplementing channel 15 through an air supplementing inlet 14, and then enters a heat exchanging channel 13 after being purified by a purifying module 8, and is mixed with the air after heat exchanging to blow out the suspended-angle air-conditioning indoor unit together. The arrangement mode can also reduce the noise generated by the indoor unit of the air conditioner, and the air conditioner is only not provided with a fresh air function.
Example four
A fourth embodiment of the present invention will be described with reference to fig. 12, in which fig. 12 is a cross-sectional view of a suspended angle air conditioning indoor unit according to the fourth embodiment of the present invention.
As shown in fig. 12, under the premise that another setting mode is not changed in the embodiment, the present invention also provides a suspension angle air-conditioning indoor unit without a purification module 8, in which fresh air duct 7 and air guide groove 6 are directly utilized to supplement air, outdoor air enters air supplementing channel 15 through fresh air duct 7, then enters heat exchange channel 13, and is mixed with the air after heat exchange to be blown out of the suspension angle air-conditioning indoor unit together. The arrangement mode can also reduce the noise generated by the air conditioner indoor unit, and only does not have the purification function.
So far, the technical solution of the present invention has been described with reference to the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Without departing from the principle of the present invention, a person skilled in the art can make equivalent changes or substitutions to the related technical features, and the technical solutions after these changes or substitutions will fall within the protection scope of the present invention.

Claims (10)

1. An indoor unit of a suspension angle air conditioner is characterized by comprising a shell, an air inlet and an air outlet are formed in the shell, a heat exchange channel is formed between the air inlet and the air outlet, a heat exchanger and a blower are arranged in the heat exchange channel,
the shell is also provided with an air supplement inlet, an air supplement channel is formed between the air supplement inlet and the heat exchange channel, an air supplement fan and a purification module are arranged in the air supplement channel, the indoor unit of the suspension angle air conditioner further comprises a fresh air pipe, the first end part of the fresh air pipe is connected with the air supplement inlet, the second end part of the fresh air pipe is communicated with the outside,
the indoor unit of the suspension angle air conditioner is set to be capable of leading outdoor fresh air into the air supplementing channel through the fresh air pipeline under the driving of the air supplementing fan and the air feeder, discharging the fresh air to the heat exchange channel after being purified by the purification module, mixing the fresh air with indoor air which enters the heat exchange channel from the air inlet and passes through the heat exchanger for heat exchange, and discharging the air through the air outlet.
2. The indoor unit of a suspended angle air conditioner as claimed in claim 1, wherein the casing is further provided with an air guiding groove, the air guiding groove is covered at the air supply inlet and is fixedly connected with the casing, the air guiding groove is provided with a fresh air opening, and the first end of the fresh air pipe is connected with the fresh air opening.
3. The indoor unit of a suspended angle air conditioner of claim 1, wherein the end of the air supply channel close to the heat exchange channel is of a closing structure.
4. The indoor unit of a suspended angle air conditioner of claim 1, wherein the purification module is a stack cup filter.
5. The indoor unit of a suspended angle air conditioner as claimed in any one of claims 1 and 2, wherein a rotary joint is further provided to the fresh air duct.
6. The indoor unit of a suspended angle air conditioner as claimed in claim 1, wherein the number of the heat exchanging channels is two, and the number of the air supply channel, the air outlet and the air supply inlet are two, respectively, one blower is provided in each heat exchanging channel, one blower fan is provided in each air supply channel, the indoor unit further comprises a humidifying water tank provided with an atomizing element, the humidifying water tank separates the two heat exchanging channels,
the indoor unit of the overhang angle air conditioner is set to be in the state that the air feeder and the air supplementing machine operate simultaneously, indoor air subjected to heat exchange in the heat exchange channel firstly exchanges heat with the humidifying water tank, then is mixed with outdoor fresh air exhausted in the air supplementing channel together, and finally is discharged from the air outlet together with water mist generated by the atomizing element.
7. The indoor unit of a suspended angle air conditioner according to claim 6, wherein the two supplementary blowers and the two blowers are arranged to be operable independently of each other.
8. The indoor unit of a suspended angle air conditioner of claim 1, wherein the blower is a cross-flow fan, the cross-flow fan includes a first driving motor and an impeller set, the first driving motor is connected to the impeller set and can drive the impeller set to rotate, and the impeller set is disposed to be capable of extending and retracting in an axial direction of the first driving motor.
9. The indoor unit of claim 8, wherein the first driving motor is a dual-shaft motor, the impeller assembly comprises a fixed impeller, a movable impeller, and a telescopic driving mechanism, one fixed impeller, one telescopic driving mechanism, and at least one movable impeller are disposed on each of two output shaft sides of the dual-shaft motor, the fixed impeller is connected to the output shaft, the movable impeller is slidably coupled to the fixed impeller, and the telescopic driving mechanism is coupled to the movable impeller farthest from the dual-shaft motor and can drive the movable impeller to slide relative to the fixed impeller.
10. The indoor unit of claim 9, wherein the telescopic driving mechanism comprises a second driving motor, a winding drum and a steel wire rope, one end of the fixed impeller close to the dual-shaft motor is provided with a conductive slip ring, the second driving motor is fixed inside a rotor of the conductive slip ring and electrically connected with the rotor, the winding drum is connected with an output shaft of the second driving motor, one end of the steel wire rope is fixedly connected with the winding drum, the other end of the steel wire rope is fixedly connected with the movable impeller farthest from the dual-shaft motor, an elastic member is further arranged between two adjacent impellers, and the elastic member is configured to store elastic potential energy when the movable impeller contracts relative to the fixed impeller.
CN201920693416.4U 2019-05-15 2019-05-15 Suspension angle air conditioner indoor unit Withdrawn - After Issue CN210399193U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110118389A (en) * 2019-05-15 2019-08-13 青岛海尔空调器有限总公司 Outstanding angle air conditioner indoor unit
CN111750424A (en) * 2020-05-15 2020-10-09 海信(山东)空调有限公司 Air conditioner

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110118389A (en) * 2019-05-15 2019-08-13 青岛海尔空调器有限总公司 Outstanding angle air conditioner indoor unit
CN110118389B (en) * 2019-05-15 2023-04-07 青岛海尔空调器有限总公司 Suspension angle air conditioner indoor unit
CN111750424A (en) * 2020-05-15 2020-10-09 海信(山东)空调有限公司 Air conditioner

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