CN210399197U - Suspension angle air conditioner indoor unit - Google Patents

Abstract

The utility model belongs to the air conditioner field specifically provides a machine in overhang angle air conditioning. The utility model discloses when aiming at solving current machine in the angle of overhang air conditioning when needing big air output, the forced draught blower rotational speed is too high and produce the problem of great noise, the indoor set includes cylinder shell, air intake and air outlet have been seted up on the shell side, be provided with heat exchanger and forced draught blower in the shell, an air inlet chamber is enclosed out with the shell to the heat exchanger, air inlet chamber and air intake intercommunication, be provided with the air supplement unit on the terminal surface, the air supplement unit includes first casing, fresh air pipe and air supplement machine, first casing encloses out an air supplement chamber with the terminal surface jointly, air supplement machine sets up in the air supplement chamber, be provided with first suction opening on the first casing, the terminal surface is provided with first exhaust opening, the first end of fresh air pipe is connected with first suction opening, second tip and outdoor intercommunication. The utility model discloses a set up the tonifying wind unit, reduce the 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, namely to solve the problem that when the existing suspension angle air-conditioning indoor unit needs large air output, the rotating speed of the air feeder is too high and generates large noise, the utility model provides a suspension angle air-conditioning indoor unit, which comprises a shell, wherein the shell is a cylinder, the cylinder comprises an upper end surface and a lower end surface and a plurality of side surfaces arranged between the two end surfaces, the suspension angle air-conditioning indoor unit is hung at a wall corner through at least one side surface, the other side surfaces are provided with an air inlet and an air outlet, the shell is internally provided with a heat exchanger and the air feeder, the heat exchanger and the shell jointly enclose an air inlet cavity, the air inlet cavity is communicated with the air inlet,

one of the two end faces is also provided with an air supplementing unit, the air supplementing unit comprises a first shell, a fresh air pipe and an air supplementing machine, the first shell and the end face jointly enclose an air supplementing cavity, the air supplementing machine is arranged in the air supplementing cavity, the first shell is provided with a first air suction port, a first exhaust port is arranged at the position, corresponding to the air supplementing cavity, of the end face, the first end part of the fresh air pipe is connected with the first air suction port, and the second end part of the fresh air pipe is communicated with the outside,

the air supplementing unit is arranged to be capable of introducing outdoor fresh air into the first shell through the fresh air pipe under the driving of the air supplementing machine, and the fresh air is discharged into the air inlet cavity through the first air outlet.

In the preferable technical scheme of the indoor unit of the suspended-angle air conditioner, the air supply unit further comprises an air path pipeline, one end of the air path pipeline is connected with an air supply opening of the air supply fan, and the other end of the air path pipeline penetrates through the first exhaust opening and then extends into the air inlet cavity.

In the above preferred technical solution of the indoor unit of a suspended-angle air conditioner, one side of the air path pipeline extending into the air inlet chamber is disposed toward the heat exchanger.

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 preferable technical scheme of the indoor unit of the suspended angle air conditioner, the first end part of the fresh air pipe is funnel-shaped, and the end with the larger opening is connected with the first air suction opening.

In the preferable technical scheme of the indoor unit of the suspended angle air conditioner, the air supplementing unit is further provided with a second shell, the second shell comprises a shell body and a cover plate, the shell body is sleeved on the first shell and fixedly connected with the end face, the cover plate is covered on the shell body, and a through hole allowing the fresh air pipe to pass through is formed in the position, corresponding to the first air suction port, of the cover plate.

In the preferable technical scheme of the indoor unit of the suspended angle air conditioner, the number of the air outlets is two, the indoor unit of the suspended angle air conditioner further comprises a humidifying water tank provided with an atomizing element, the heat exchanger, the humidifying water tank and the shell jointly enclose two air supply cavities, one air supply blower is arranged in each air supply cavity, the two air outlets are respectively communicated with one air supply cavity,

the indoor unit of the suspension angle air conditioner is arranged in such a way that when the air feeder runs, indoor air enters the air inlet cavity through the air inlet, and after heat exchange is carried out between the indoor air and the heat exchanger and between the indoor air and the humidification water tank, the indoor air and water mist generated by the atomization element are discharged through the air outlet.

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.

As can be understood by those skilled in the art, in the technical scheme of the utility model, the indoor unit of the suspension angle air conditioner comprises a shell, the shell is a cylinder body, the cylinder body comprises an upper end surface and a lower end surface and a plurality of side surfaces arranged between the two end surfaces, the indoor unit of the suspension angle air conditioner is hung on a wall corner through at least one side surface, an air inlet and an air outlet are arranged on the other side surfaces, a heat exchanger and a blower are arranged in the shell, the heat exchanger and the shell jointly enclose an air inlet cavity, the air inlet cavity is communicated with the air inlet, one of the two end surfaces is also provided with an air supplementing unit, the air supplementing unit comprises a first shell and an air supplementing machine, the first shell and the end surfaces jointly enclose an air supplementing cavity, the air supplementing machine is arranged in the air supplementing cavity, the first shell is provided with a first air inlet, the end surface corresponding to the air supplementing cavity is provided with a, the indoor air is introduced into the first shell and is exhausted into the air inlet cavity through the first 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 open the air supplement unit, can introduce the air inlet intracavity with the room air, 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 and increases, and under low rotational speed, the noise of forced draught blower is not big, the utility model discloses add the tonifying wind unit, mend the wind through the tonifying fan to the air inlet chamber, 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. Because the angle air conditioner hangs is located at the corner, in order to make indoor homoenergetic obtain the temperature regulation and control, its required amount of wind of itself compares in conventional air conditioner and exceeds a lot, and has increased the utility model relates to an air supplement unit, the air supplement effect is obvious, makes the user also can enjoy the temperature adjustment on a larger scale under conventional operation condition, has still increased the air supplement function upper limit of angle air conditioner, and under some extreme condition, the sacrifice noise can also bring bigger temperature regulation and control scope.

Further, the utility model discloses a mend the wind unit and can also increase the fresh air pipe, the first end and the first suction opening of fresh air pipe are connected, and the second end and outdoor intercommunication can pass through the fresh air pipe with outdoor new trend and introduce first casing, make the utility model discloses a hang angle air conditioner 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.

Furthermore, the direction of the air blown out by the air supplementing unit can be controlled by increasing the air path pipeline, and a designer can select the air outlet direction according to actual needs to make the air outlet direction face the heat exchanger so as to obtain a better air supplementing effect or make the air outlet direction far away from the heat exchanger so as to obtain a better effect of mixing the air with indoor air. In addition, the wind path pipeline can be designed into a closing-in mode, so that the air flow speed is higher, and the air supplementing effect is better.

Further, increase the second casing, all wrap up including first end, the first casing of fresh air pipe, make it avoid external environment to disturb, can not pile up miscellaneous dirt, and the user can not direct touch inner structure, has guaranteed the steady operation of equipment and customer's safety.

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.

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 a plan view of the indoor unit of a suspended angle air conditioner according to the first embodiment of the present invention after assembling the blower supplement unit, the air path duct, and the casing;

fig. 5 is a left side sectional view of the indoor unit of the overhang angle air conditioner according to the first embodiment of the present invention;

FIG. 6 is an exploded view of FIG. 5;

FIG. 7 is a schematic view illustrating the assembly of the air supplement fan and the air path duct according to the first embodiment of the present invention;

FIG. 8 is an exploded view of the blower supplement of FIG. 7;

FIG. 9 is a front view of the purification module;

FIG. 10 is a three-dimensional perspective view of a purification module;

FIG. 11 is a schematic view (one) of the cross-flow fan in an extended state according to the first embodiment of the present invention;

FIG. 12 is a schematic view (two) of the cross-flow fan in a contracted state according to the first embodiment of the present invention;

FIG. 13 is a cross-sectional view of FIG. 11;

fig. 14 is an assembly view of an indoor unit of a suspension angle air conditioner according to a second embodiment of the present invention;

fig. 15 is an assembly view of an indoor unit of a suspension angle air conditioner according to a third embodiment of the present invention;

fig. 16 is an assembly view of a suspended angle air conditioning indoor unit according to a fourth embodiment of the present invention.

List of reference numerals:

1. a housing; 11. an end face; 111. a first exhaust port; 12. a side surface; 121. an air inlet; 122. an air outlet; 13. an air inlet cavity;

2. a humidifying water tank; 21. an atomizing element; 22. an air supply cavity;

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 wind supplementing unit; 51. a first housing; 511. a first air suction port; 512. a wind supplementing cavity; 52. a blower is supplemented; 521. a volute; 5211. an air supply outlet; 522. a motor; 523. a fan; 53. a second housing; 531. a shell body; 532. a cover plate; 54. an air path duct; 55. a purification module; 56. a fresh air duct; 561. a first end portion; 562. a second end portion; 563. a rotary joint.

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 8, the indoor unit of a suspension angle air conditioner of the present invention will be described. Wherein, fig. 1 is the utility model discloses an installation position schematic diagram of machine in overhang angle air conditioning in the first embodiment, fig. 2 is the utility model discloses an appearance schematic diagram of machine in overhang angle air conditioning in the first embodiment, fig. 3 is the cross-sectional view of A-A department in fig. 2, fig. 4 is the utility model discloses a plan view after moisturizing fan, wind path pipeline and the shell assembly of machine in overhang angle air conditioning in the first embodiment, 5 is the utility model discloses a left side of machine in overhang angle air conditioning in the first embodiment looks cross-sectional view, fig. 6 is the explosion picture of fig. 5, fig. 7 is the utility model discloses the assembly schematic diagram of moisturizing fan and wind path pipeline in the first embodiment, fig. 8 is the explosion picture of moisturizing fan in fig. 7.

As shown in fig. 1 to 8, in order to solve the problem that when the large air volume output is needed in the current room of the angle-hung air conditioner, the rotating speed of the blower is too high and generates a large noise, the utility model discloses a room of the angle-hung air conditioner includes the shell 1, and the shell 1 is a cylinder, and the cylinder includes two upper and lower terminal surfaces 11 and sets up a plurality of sides 12 between two terminal surfaces 11, and the room of the angle-hung air conditioner is hung in the corner through at least one side 12, has seted up air intake 121 and air outlet 122 on other sides 12. Referring to fig. 3, in the present embodiment, the indoor unit of a suspended-angle air conditioner is hung at a corner of a wall by two obliquely disposed side plates 12 located at an upper side, and an angle between the two side plates 12 is substantially 90 °. The air inlet 121 is disposed on the upper side horizontally disposed side plate 12, and the air outlet is disposed on the lower side horizontally disposed side plate 12. With reference to fig. 3, a heat exchanger 3 and a blower 4 are disposed in the casing 1, the heat exchanger 3 and the casing 1 together define an air inlet chamber 13, and the air inlet chamber 13 is communicated with the air inlet 121.

Referring to fig. 2, 5 and 6, an air supplement unit 5 is further disposed on one end face 11 (an upper end face in fig. 5) of the two end faces 11, the air supplement unit 5 includes a first housing 51, a purification module 55, a fresh air duct 56 and an air supplement fan 52, the first housing 51 and the end face 11 together enclose an air supplement cavity 512, and the air supplement fan 52 is disposed in the air supplement cavity 512. Referring to fig. 3 and 6, a first air suction opening 511 is arranged on the first housing 51, a first air discharge opening 111 is arranged at a position, corresponding to the air supplement chamber 512, of the end surface 11, the purification module 55 is arranged in the first housing 51, a first end portion 561 of the fresh air pipe 56 is connected with the first air suction opening 511, a second end portion 562 is communicated with the outside, and the air supplement unit 5 is arranged to introduce outdoor fresh air into the first housing 51 through the fresh air pipe 56 under the driving of the air supplement fan 52 and discharge the fresh air into the air intake chamber 13 through the first air discharge opening 111 after being purified by the purification module 55.

The setting mode has the advantages that: by arranging the first shell 51 and the air supply fan 52, the air conditioner can supply air to the air inlet cavity 13 by starting the air supply fan 52, so that the air flow is accelerated, and when the air conditioner needs to operate at a large air volume, the air supply fan 4 does not need to operate at a high rotating speed. Because the total noise volume when moisturizing fan 52 and forced draught blower 4 normally operate is less than the noise when forced draught blower 4 operates at a high speed alone, consequently, the utility model discloses a noise of air conditioner when big air output can be reduced to moisturizing wind unit 5. By connecting the first air suction opening 511 with the fresh air duct 56, outdoor fresh air can enter the inside of the casing, which is more favorable for indoor air circulation, and makes the environment of the user better and the satisfaction higher. Through increasing purification module 55, the air homoenergetic that makes through tonifying wind unit 5 can obtain purifying, has just also promoted user's indoor air circumstance, makes the air conditioner compromise air purifier's function.

The indoor unit of a suspension angle air conditioner of the present invention will be described in detail with further reference to fig. 2 to 10, wherein fig. 9 is a front view of a purification module, and fig. 10 is a three-dimensional perspective view of the purification module.

As shown in fig. 2, 5 and 6, in a possible embodiment, the first end 561 of the fresh air duct 56 is designed to be funnel-shaped and connected to the first suction port 511, a rotary joint 563 is provided on the fresh air duct 56, and the two sections of fresh air duct 56 are joined together by the rotary joint 563 and can rotate with respect to the rotary joint 563.

The setting mode has the advantages that: the first end 561 is designed in a funnel shape to make the air flow smoother when the fresh air pipe 56 enters the first housing 51. Set up rotary joint 563 on new tuber pipe 56, operating personnel can rotate new tuber pipe 56 at will according to actual orientation when installing new tuber pipe 56, the installation of being more convenient for, reduces installer's installation time and installation degree of difficulty.

As shown in fig. 5, 6, 9 and 10, in a possible embodiment, the purification module 55 is a filter layer, the filter layer is in a shape of a plurality of groups of pits, the structure of the pits is as shown in fig. 9 and 10, the pits are in a shape of a plurality of independent circular truncated cones, the overall shape of the purification module is similar to that of a flat plate provided with a plurality of circular holes, a circular truncated cone-shaped water cup is placed in each circular hole, and the circular truncated cone-shaped water cup is reduced along the air flow direction, so the purification module is named as a stacked cup-shaped filter layer in the present invention.

The setting mode has the advantages that: the purification module 55 selects a stack cup-shaped filter layer, and when the air flows through the stack cup-shaped filter layer, the air can flow into the first housing 51 in a more precise direction due to the close-up of the stack cup, and the air can be accelerated by the venturi effect. 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. 2, 5 and 6, in a possible embodiment, an annular step is disposed at the first air suction opening 511, the purification module 55 is disposed on the annular step, the air supplement unit 5 further includes a second housing 53, the second housing 53 includes a housing 531 and a cover plate 532, the housing 531 is sleeved outside the first housing 51 and is fixedly connected to the end surface 11, the cover plate 532 is covered on the housing 531, and a through hole for allowing the fresh air duct 56 to pass through is disposed on the cover plate 532 corresponding to the first air suction opening 511.

The above arrangement has the advantages that the purification module 55 is arranged at the first air suction opening 511, so that the air entering the first shell 51 is purified and then enters the air supply fan 52, thereby ensuring the cleanness of the inside of the air supply fan 52 and prolonging the service life of the air supply fan. Also, the provision at the inlet also facilitates ease of removal and replacement, since the purification modules 55 are typically consumables or require frequent cleaning. The second shell 53 is sleeved on the outer side of the air supplementing unit 5 and sealed by the cover plate 532, so that the internal structure is prevented from being interfered by the external environment, dust cannot be accumulated, a user cannot directly touch the internal structure, and the stable operation of the equipment and the safety of a client are guaranteed.

As shown in fig. 4 to 8, in one possible embodiment, the air supplement unit 5 further includes an air path duct 54, the air supplement fan 52 includes a volute 521, a motor 522 and a fan 523, one end of the air path duct 54 is connected to the air supply opening 5211 on the volute 521, and the other end of the air path duct passes through the first exhaust opening 111 and extends into the air intake chamber 13. The air duct 54 is configured as a closed structure, and the outlet direction thereof can be changed according to the design requirement.

The arrangement mode has the advantages that the air discharged by the air supplementing machine 52 can be directly discharged into the air inlet cavity 13, and according to the actual needs of users, designers can control the air blowing direction of the air supplementing unit 5 to selectively enable the air supplementing unit to face the heat exchanger 3 so as to obtain a better air supplementing effect, or enable the air supplementing unit to be far away from the heat exchanger 3 so as to obtain a better indoor air mixing effect, and select the air outlet direction according to the actual needs. The utility model discloses a expect to obtain the effect of mending wind better, consequently towards heat exchanger 3 a little on the basis of blowing downwards. Can see in the attached drawing, the utility model discloses a wind channel pipeline is the design of binding off, and the velocity of flow that makes the wind that the fan blew off is faster, more is favorable to the air to farther local circulation, and it is better to mend the wind effect.

As shown in fig. 3, in a possible embodiment, the blowers 4 are cross-flow fans, the number of the cross-flow fans is two, the indoor unit of the suspended angle air conditioner further includes a humidification water tank 2 configured with an atomizing element 21, the heat exchanger 3, the humidification water tank 2 and the casing 1 together enclose two air supply cavities 22, one blower 4 is arranged in each air supply cavity 22, and the two air outlets 122 are respectively communicated with one air supply cavity 22. As shown in fig. 3, when the blower 4 and the air supplement blower 52 are operated, indoor air enters the air intake chamber 13 through the air inlet 121, outdoor fresh air enters the air intake chamber 13 through the first air intake opening 511 and the first air discharge opening 111 to be mixed with the indoor air, and the mixed air flow is discharged through the air outlet 122 together with the mist generated by the atomizing element 21 after heat exchange with the heat exchanger 3 and the humidification water tank 2. Preferably, a water filling port (not shown) is arranged at the top of the humidifying water tank 2, and the atomizing element 21 is an ultrasonic atomizer. The ultrasonic atomizer has two atomizing nozzles (not shown), each of which is disposed corresponding to one of the air outlets 122. When the ultrasonic atomizer operates, the water in the humidification water tank 2 is atomized into water mist by ultrasonic waves, and the water mist is sprayed to the air outlet 122 through the atomizing nozzle.

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, through using humidification water tank 2 to separate two air supply chambers 22 with shell 1, can also simplify shell 1's structure, save the setting of angle air conditioner indoor set inner air duct subassembly to humidification water tank 2's the position that sets up still makes the cross-flow fan when moving, and when the air current 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 subcools or overheated and influence user experience.

As shown in fig. 3 and fig. 11 to 13, in one possible embodiment, the blower 4 includes a first drive motor 41 and an impeller set 42, the first drive motor 41 is connected to the impeller set 42 and can drive the impeller set 42 to rotate, and the impeller set 42 is provided to be capable of extending and contracting in an axial direction of the first drive 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. 13, 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. 11 to 13, 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. 11 and 12. As shown in fig. 13, 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 retracts to a certain stroke, the inner movable impeller 422a is driven by the movable impeller 422b to retract, and finally the outer movable impeller 422a and the inner movable impeller 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 mode describes 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 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 periodically connected with the storage battery to replenish the electric quantity of the storage battery, and the embodiments of the telescopic driving mechanism are various and cannot 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.

Particularly, after the air supplement amount is increased, the air amount flowing through the heat exchanger 3 in unit time is increased, the heat exchange efficiency of the air conditioner is also improved, and the heating/cooling performance of the air conditioner is further improved.

As described above, the air supply unit 5 increases the air supply amount, and the sum of the noise generated by the normal operation of the air supply fan 52 and the blower 4 is much lower than the noise generated by the high-speed operation of the blower 4 alone, thereby reducing the noise when the air conditioner outputs a large air amount. Increase fresh air pipe 56 and purification module 55, make the utility model discloses a machine compromises new trend function and purification performance in the angle air conditioning. The air duct 54 is added to change the wind direction of the air supplement fan 52, so that the air supplement effect is better. 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 55 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 first housing 51 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 air supplement unit 5 can be installed inside the casing, that is, on the other side of the end surface 11, and the air supplement unit 5 is entirely wrapped inside the air conditioner, and of course, the air supplement unit 5 can also be installed on another end surface, that is, the bottom surface of the indoor unit of the suspension air conditioner, which do not deviate 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 bottom end of the air path pipe 54 may not be connected to the supply opening 5211 of the air supplement blower 52, but connected to the first exhaust opening 111, and the other end directly extends into the air inlet chamber 13, and similar simple changes are easily conceivable by those skilled in the art, which do not change the essence of the present invention, but only change the connection relationship, the position relationship, etc., without departing from the principle of the present invention, and thus all will fall within the protection scope of the present invention.

For example, in another alternative embodiment, the specific form of the humidification water tank 2 is not a constant one, and any form of change is within the scope of the present invention on the premise that the humidification water tank, the heat exchanger and the housing together enclose two air supply chambers. As shown in fig. 3, the humidifying water tank is arranged in the middle of the air supply chamber, and the humidifying water tanks 2 can be arranged on both sides of each air supply machine 4, so that the heat exchange efficiency is improved.

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 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 example, only one movable impeller 422a may be provided for each fixed impeller 421, or a plurality of movable impellers 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 563 may be replaced by a movable joint or the like often used in pipeline connection, which can also achieve the purpose of relatively rotating the two segments of fresh air pipes 56 when being loosened, and after being placed at a reasonable angle, screwing the movable joint to firmly connect the fresh air pipes 56 at the two ends.

Example two

A second embodiment of the present invention will be described with reference to fig. 14, wherein fig. 14 is an assembly diagram of an indoor unit of a suspension-angle air conditioner according to the second embodiment of the present invention.

As shown in fig. 14, under the premise that another setting mode is not changed in the embodiment, the suspension air-conditioning indoor unit of the present invention may not have the fresh air duct 56 and the purification module 55, but directly utilize the indoor air to supplement the air, the indoor air enters the second casing 53 through the through hole on the cover plate 532, enters the first casing 51 through the first air suction opening 511, and finally enters the air intake chamber 13 through the first air discharge opening 111 under the driving of the air supplementing fan 52. 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. 15, in which fig. 15 is a schematic assembly diagram of an indoor unit of a cantilever air conditioner according to the third embodiment of the present invention.

As shown in fig. 15, in the embodiment, under the premise that another installation method is not changed, the indoor unit of the suspension air conditioner of the present invention may directly use the indoor air to supplement the air without installing the fresh air pipe 56. Indoor air enters the second shell 53 through the through hole on the cover plate 532, is purified by the purification module 55, enters the first shell 51 through the first air suction opening 511, and finally enters the air inlet cavity 13 through the first air outlet 111 under the driving of the air supply fan 52. 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. 16, in which fig. 16 is a schematic assembly view of an indoor unit of a cantilever air conditioner according to the fourth embodiment of the present invention.

As shown in fig. 16, in the embodiment, under the premise that another installation mode is not changed, the indoor unit of the suspension air conditioner of the present invention may directly utilize outdoor fresh air to supplement air without installing the purification module 55. 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, wherein the shell is a cylinder, the cylinder comprises an upper end surface, a lower end surface and a plurality of side surfaces arranged between the two end surfaces, the indoor unit of the suspension angle air conditioner is hung at a wall corner through at least one side surface, the other side surfaces are provided with an air inlet and an air outlet, the shell is internally provided with a heat exchanger and a blower, the heat exchanger and the shell jointly enclose an air inlet cavity, and the air inlet cavity is communicated with the air inlet,

one of the two end faces is also provided with an air supplementing unit, the air supplementing unit comprises a first shell, a fresh air pipe and an air supplementing machine, the first shell and the end face jointly enclose an air supplementing cavity, the air supplementing machine is arranged in the air supplementing cavity, the first shell is provided with a first air suction port, a first exhaust port is arranged at the position, corresponding to the air supplementing cavity, of the end face, the first end part of the fresh air pipe is connected with the first air suction port, and the second end part of the fresh air pipe is communicated with the outside,

the air supplementing unit is arranged to be capable of introducing outdoor fresh air into the first shell through the fresh air pipe under the driving of the air supplementing machine, and the fresh air is discharged into the air inlet cavity through the first air outlet.

2. The indoor unit of a suspended angle air conditioner of claim 1, wherein the air supply unit further comprises an air duct, one end of the air duct is connected to the air supply opening of the air supply fan, and the other end of the air duct passes through the first exhaust opening and then extends into the air inlet cavity.

3. The indoor unit of claim 2, wherein a side of the duct extending into the air inlet chamber is disposed toward the heat exchanger.

4. The indoor unit of a suspended angle air conditioner as claimed in claim 1, wherein a rotary joint is further provided on the fresh air duct.

5. The indoor unit of a suspended angle air conditioner as claimed in claim 1, wherein the first end of the fresh air duct is funnel-shaped, and the end with a larger opening is connected to the first air suction opening.

6. The indoor unit of a suspension angle air conditioner of claim 1, wherein the air supplement unit further comprises a second casing, the second casing comprises a casing body and a cover plate, the casing body is sleeved on the first casing and fixedly connected with the end face, the cover plate is covered on the casing body, and a through hole for allowing the fresh air pipe to pass through is formed in the cover plate corresponding to the first air suction opening.

7. The indoor unit of claim 1, wherein the number of the air outlets is two, the indoor unit further comprises a humidifying water tank equipped with an atomizing element, the heat exchanger, the humidifying water tank and the casing together define two air supply chambers, each air supply chamber is provided with one air supply, the two air outlets are respectively communicated with one air supply chamber,

the indoor unit of the suspension angle air conditioner is arranged in such a way that when the air feeder runs, indoor air enters the air inlet cavity through the air inlet, and after heat exchange is carried out between the indoor air and the heat exchanger and between the indoor air and the humidification water tank, the indoor air and water mist generated by the atomization element are discharged through the air outlet.

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.

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