CN107447462B

CN107447462B - Heat pump clothes dryer or heat pump washing and drying integrated machine

Info

Publication number: CN107447462B
Application number: CN201610375319.1A
Authority: CN
Inventors: 钱伟; 苗雨来; 朱春雨; 卢松
Original assignee: Wuxi Little Swan Co Ltd
Current assignee: Wuxi Little Swan Electric Co Ltd
Priority date: 2016-05-31
Filing date: 2016-05-31
Publication date: 2020-06-16
Anticipated expiration: 2036-05-31
Also published as: CN107447462A

Abstract

The invention discloses a heat pump clothes dryer or a heat pump washing and drying integrated machine, which comprises: a housing; the inner cylinder is rotatably arranged in the shell and is provided with an air inlet and an air outlet; heat pump module, heat pump module establishes the upper end at the casing, and heat pump module includes: the shell is connected with the shell, and a heat exchange cavity is defined in the shell; the condenser is arranged in the heat exchange cavity; the compressor is arranged on the shell; the evaporator is arranged on the shell; the throttling device is arranged on the shell and is sequentially connected with the condenser, the compressor and the evaporator to form a heat pump loop; the fan assembly is arranged on the lower surface of the shell, a motor of the fan assembly is located below a wind wheel of the fan assembly, and the fan assembly is provided with an air inlet communicated with the heat exchange cavity and an air outlet communicated with the air inlet. The heat pump clothes dryer or the heat pump washing and drying integrated machine provided by the embodiment of the invention is convenient to disassemble and assemble, convenient to overhaul and good in drying effect on clothes.

Description

Heat pump clothes dryer or heat pump washing and drying integrated machine

Technical Field

The invention relates to the technical field of clothes treatment, in particular to a heat pump clothes dryer or a heat pump washing and drying integrated machine.

Background

In the related art, a heat pump clothes dryer or a heat pump washing and drying all-in-one machine, for example, a drum type washing and drying all-in-one machine is mostly water condensation drying or air condensation drying, the drying efficiency is relatively low, and the energy consumption is large (the energy efficiency of water condensation and air condensation is on the level of EN standard A). The drum-type heat pump washing and drying all-in-one machine mainly comprises a Japanese inclined drum washing and drying all-in-one machine and a European drum washing and drying all-in-one machine. No matter Japanese or European style all-in-one machine, the heat pump system production line assembly therein is complicated, and heat pump system and washing system are in the same place, and the installation is loaded down with trivial details, and the maintenance is difficult, and production efficiency is lower.

Disclosure of Invention

The present invention is directed to solving, at least to some extent, one of the technical problems in the related art. Therefore, the heat pump clothes dryer or the heat pump washing and drying integrated machine is convenient to assemble and disassemble, convenient to overhaul and good in clothes drying effect.

The heat pump clothes dryer or the heat pump washing and drying integrated machine provided by the embodiment of the invention comprises: a housing; the inner cylinder is rotatably arranged in the shell and is provided with an air inlet and an air outlet; a heat pump module, the heat pump module is established the upper end of casing, the heat pump module includes: the shell is connected with the shell, and a heat exchange cavity is defined in the shell; the condenser is arranged in the heat exchange cavity; a compressor disposed on the housing; the evaporator is arranged on the shell; the throttling device is arranged on the shell and is sequentially connected with the condenser, the compressor and the evaporator to form a heat pump loop; the fan assembly is arranged on the lower surface of the shell and a motor of the fan assembly is located below a wind wheel of the fan assembly, and the fan assembly is provided with an air inlet communicated with the heat exchange cavity and an air outlet communicated with the air inlet.

The heat pump clothes dryer or the heat pump washing and drying integrated machine provided by the embodiment of the invention is convenient to disassemble and assemble, convenient to overhaul and good in drying effect on clothes.

In addition, the heat pump clothes dryer or the heat pump washing and drying all-in-one machine according to the above embodiment of the invention may further have the following additional technical features:

according to some embodiments of the invention, the wind wheel is a centrifugal wind wheel and the axial direction of the wind wheel is a vertical direction, the air inlet is located above the wind wheel and the air outlet is located at one side of the wind wheel.

According to some embodiments of the invention, the air inlet is arranged coaxially with the centrifugal wind wheel.

According to some embodiments of the invention, the housing of the fan assembly comprises a fan housing connected to the housing, the fan housing defining the air inlet, the fan housing defining an air cavity therein communicating with the air inlet, the wind wheel being disposed within the air cavity, the air cavity having a side outlet; the air pipe extends in the vertical direction and is connected to one side of the fan shell, the lower end of the air pipe forms the air outlet, and a side inlet communicated with the side outlet is formed in the side wall of the air pipe.

According to some embodiments of the invention, the motor is disposed outside the air cavity and connected to the fan housing, and a motor shaft of the motor extends into the air cavity and is connected to the wind wheel.

According to some embodiments of the invention, an upwardly recessed mounting groove is provided on a lower surface of the fan case, and the motor is provided in the mounting groove.

According to some embodiments of the invention, an outer circumferential surface of the motor is spaced apart from an inner circumferential surface of the mounting groove.

According to some embodiments of the invention, the lower wall surface of the wind cavity is provided with a positioning boss protruding upwards, and the lower end of the wind wheel is provided with a positioning groove matched with the positioning boss.

According to some embodiments of the invention, the wind wheel and the motor, the motor and the housing, and the wind wheel and the housing are fixedly connected by threaded fasteners, respectively.

According to some embodiments of the invention, the fan housing comprises: the upper shell is connected with the shell; the inferior valve, the inferior valve is established the epitheca below and with the epitheca cooperation is injectd the wind chamber, the tuber pipe with the inferior valve links to each other, the motor is established on the inferior valve.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

FIG. 1 is a schematic diagram of a partial structure of a heat pump dryer or a heat pump washing and drying all-in-one machine according to an embodiment of the invention;

fig. 2 is a partially exploded schematic view of a heat pump dryer or a heat pump washing and drying all-in-one machine according to an embodiment of the present invention.

Reference numerals:

a heat pump module 10;

a housing 11; a condenser 12; an evaporator 13; a fan assembly 14; a motor 141; a wind wheel 142; a fan case 143; an upper shell 1431; a lower housing 1432; an air duct 144; an air inlet 1401; an air outlet 1402; a mounting groove 1403; a positioning boss 1404; the detent 1405.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

The heat pump clothes dryer or the heat pump washing and drying all-in-one machine according to the embodiment of the invention is described in detail below with reference to the attached drawings.

The heat pump clothes dryer or the heat pump washing and drying all-in-one machine according to the embodiment of the invention comprises a machine shell, an inner cylinder and a heat pump module 10, wherein the inner cylinder is rotatably arranged in the machine shell and is provided with an air inlet and an air outlet. The heat pump module 10 is provided at the upper end of the cabinet. Referring to fig. 1 and 2, a heat pump module 10 includes a housing 11, a condenser 12, a compressor, an evaporator 13, a throttle device, and a fan assembly 14. The shell 11 is connected with the shell, a heat exchange cavity is defined in the shell 11, the condenser 12 is arranged in the heat exchange cavity, the compressor, the evaporator 13 and the throttling device are arranged on the shell 11, the throttling device, the condenser 12, the compressor and the evaporator 13 are sequentially connected to form a heat pump loop, and a refrigerant can flow in the heat pump loop in a circulating mode. The fan assembly 14 is arranged on the shell 11, the fan assembly 14 is provided with an air inlet 1401 and an air outlet 1402, the air inlet 1401 is communicated with the heat exchange cavity, and the air outlet 1402 is communicated with the air inlet.

When the heat pump clothes dryer or the heat pump washing and drying integrated machine operates, the inner cylinder rotates in the shell, and clothes in the inner cylinder turn over up and down in the inner cylinder along with the rotation of the inner cylinder. The heat pump module 10 and the fan assembly 14 operate, air flow exchanges heat with the condenser 12 in the heat exchange cavity to form hot air, the hot air flows out of the air outlet 1402 under the driving of the wind wheel 142, enters the inner drum from the air inlet, exchanges heat with clothes in the inner drum, and dries the clothes.

Wherein the fan assembly 14 is provided on the lower surface of the housing 11. Therefore, the fan assembly 14 may not occupy the upper portion and the inner space of the housing 11, and may vacate more installation space for other components of the heat pump module 10, so that the heat pump module 10 may select the condenser 12 and the evaporator 13 with larger size, thereby increasing the heat exchange capacity of the heat pump module 10 and improving the drying effect. Meanwhile, the heat pump module 10 may be integrally mounted on the case 11,

as shown in fig. 1, the fan assembly 14 includes a motor 141 and a wind wheel 142, and the motor 141 is located below the wind wheel 142. Compared with a fan assembly in the related art, the motor 141 in the embodiment of the invention can be reversely arranged below the evaporator 13 and the condenser 12, so that the direction conversion of airflow from top to bottom can be realized, the motor 141 not only serves as the power of the airflow, but also can adjust the direction of the airflow, the longitudinal utilization of space is realized, a larger utilization space is avoided for the two devices, and the wind wheel 142 can be more adjacent to the heat exchange cavity, so that the air in the heat exchange cavity can be sucked out more easily, and hot air after heat exchange can flow out of the heat exchange cavity in time and enter the inner cylinder to dry clothes; in addition, the motor 141 is located below the wind wheel 142, so that direct blowing of hot air to the motor 141 can be reduced, and high-temperature damage to the motor 141 is avoided.

In the related art, components of a heat pump module are separately provided, some components are integrated with a washing system, some components are provided at an upper portion of a housing, and some components are provided at a lower portion of the housing, and the components of the heat pump module need to be separately and separately installed during installation, so that connection operation steps are complicated, and the heat pump module needs to be used after complete assembly is completed.

In the heat pump clothes dryer or the heat pump washing and drying integrated machine of the embodiment of the invention, the heat pump module 10 can be integrally arranged at the top of the shell, all parts of the heat pump module 10 can be assembled in advance before being assembled on the shell, the heat pump module 10 can be arranged on the shell once during assembly, and the heat pump module 10 can be connected with a washing system only by connecting operation for several times, so that the operation is simple, the overall assembly line is faster in rhythm, and the transformation of the existing production line and the influence on the operation difficulty are reduced to the greatest extent; meanwhile, the heat pump module 10 and the washing system on the machine shell can be separated independently, the working performance of the heat pump module 10 can be checked independently before the heat pump module is assembled with the box body, the disassembly, the assembly and the maintenance are more convenient, and the heat pump clothes dryer or the heat pump washing and drying all-in-one machine is low in manufacturing cost and high in manufacturability.

The heat pump clothes dryer or the heat pump washing and drying integrated machine provided by the embodiment of the invention is convenient to disassemble and assemble, convenient to overhaul, good in clothes drying effect and strong in practicability.

More preferably, the wind wheel 142 may be a centrifugal wind wheel 142, and as shown in fig. 1, the axial direction of the wind wheel 142 may be a vertical direction, the air inlet 1401 is located above the wind wheel 142 and the air outlet 1402 is located at one side (e.g., the right side as shown in fig. 1) of the wind wheel 142. Therefore, hot air blown out of the heat exchange cavity can flow downwards, the turning is realized through the wind wheel 142, the gas on one side of the shell 11 is guided to the middle of the shell 11, the gas mobility is good, the wind can be turned in advance, and the wind can enter the inner cylinder more quickly.

Further, the air inlet 1401 may be provided coaxially with the wind wheel 142. That is, the air inlet 1401 is located right above the wind wheel 142, and the axis of the air inlet 1401 coincides with the axis of the wind wheel 142. Therefore, the wind can accurately blow to the wind wheel 142, and the wind resistance and the wind noise are small.

As shown in fig. 1 and 2, the housing of the fan assembly 14 includes a fan housing 143 and a wind pipe 144, the fan housing 143 can be connected to the housing 11, an air inlet 1401 is formed on the fan housing 143, an air cavity is defined in the fan housing 143, the air cavity is communicated with the air inlet 1401, the wind pipe 142 is disposed in the air cavity, and the air cavity has a side outlet. The air pipe 144 extends in the vertical direction and is connected to one side of the fan shell 143, the air outlet 1402 is formed at the lower end of the air pipe 144, a side inlet is formed in the side wall of the air pipe 144, and the side inlet is communicated with the side outlet, so that the air cavity can be communicated with the air outlet 1402. Therefore, the hot air in the air cavity can be reversely led into the air pipe 144 and is guided downwards through the air pipe 144 to enter the inner barrel.

The motor 141 may be disposed outside the wind cavity and coupled to the fan housing 143, and a motor shaft of the motor 141 may extend into the wind cavity to couple to the wind wheel 142. From this, motor 141 good heat dissipation to can not receive hot-blast interference in the wind chamber, avoid motor 141 excessively to generate heat, lead to damaging, make things convenient for dismouting and change motor 141 simultaneously. The fan is disposed on the lower surface of the fan case 143, and as shown in fig. 1 and 2, a mounting groove 1403 recessed upward is disposed on the lower surface of the fan case 143, and the motor 141 is disposed in the mounting groove 1403. From this, mounting groove 1403 can play the effect of holding and restricting motor 141, makes motor 141 install accurate and protected good, guarantees motor 141's heat dissipation simultaneously. More preferably, an outer circumferential surface of the motor 141 may be spaced apart from an inner circumferential surface of the mounting groove 1403. Therefore, the heat dissipation of the motor 141 can be further ensured, the installation is convenient, and the operation of the motor 141 is safe and reliable.

The fan housing 143 can include an upper housing 1431 and a lower housing 1432, the upper housing 1431 being coupled to the housing 11, the lower housing 1432 being disposed below the upper housing 1431 and cooperating with the upper housing 1431 to define an air chamber, the air duct 144 being coupled to the lower housing 1432, and the motor 141 being disposed on the lower housing 1432. Therefore, the fan assembly 14 can be installed on the shell 11 after being preassembled, the installation and operation are convenient, and the fan shell 143 has good protection performance on the wind wheel 142.

As shown in fig. 1 and 2, be equipped with the protruding location boss 1404 that makes progress on the lower wall face in wind cavity, the lower extreme of wind wheel 142 is equipped with the positioning groove 1405 of upwards caving in, positioning groove 1405 matches each other with location boss 1404, when the wind wheel 142 is installed in the wind cavity, location boss 1404 can cooperate in positioning groove 1405, thereby can realize location and fixed effect to the installation of wind wheel 142, it is accurate convenient to make the wind wheel 142 install, avoid the wind wheel 142 to move along the radial emergence in wind cavity, cause too big power to the motor shaft, fan subassembly 14 operational reliability is higher, service life is longer.

The shapes of the positioning groove 1405 and the positioning boss 1404 are not particularly limited, and alternatively, the outer peripheral surface of the positioning boss 1404 may be formed as an inclined surface inclined upward and inward, and the inner peripheral wall surface of the positioning groove 1405 may be formed as an inclined surface extending outward and downward. Therefore, the two inclined planes can play a guiding role, and the wind wheel 142 is convenient to mount.

As shown in fig. 1 and 2, the top wall of the positioning groove 1405 may be formed as a positioning boss 1404. Therefore, the weight of the heat pump module 10 can be reduced, and the structure is more compact and convenient to assemble.

The connection modes of the wind wheel 142 and the motor 141, the motor 141 and the housing, and the wind wheel 142 and the housing are not particularly limited, and may be a fixed connection or a detachable connection. For example, in some embodiments of the present invention, the wind wheel 142 and the motor 141 may be fixed by a screw fastener, the motor 141 and the housing may also be fixedly connected by a screw fastener, and the wind wheel 142 and the housing may also be connected by a screw fastener.

During assembly, the motor 141 and the lower shell 1432 may be fixed by screws, and then the wind wheel 142 is fixed by nuts, and after the upper shell 1431 and the lower shell 1432 are fixed by screws, a fan assembly 14 is formed. The housing 11 can be pressed onto the upper housing 1431 after positioning, and can be fixed without screws.

Other constructions and operations of the heat pump dryer or heat pump washer dryer according to embodiments of the present invention will be apparent to those of ordinary skill in the art and will not be described in detail herein.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships that are based on the orientations and positional relationships shown in the drawings, are used for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.

In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "above," and "over" a second feature may mean that the first feature is directly above or obliquely above the second feature, or that only the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the terms "embodiment," "specific embodiment," "example" or "specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims

1. A heat pump clothes dryer or heat pump washing and drying all-in-one machine is characterized by comprising:

a housing;

the inner cylinder is rotatably arranged in the shell and is provided with an air inlet and an air outlet;

a heat pump module, the heat pump module is established the upper end of casing, the heat pump module includes:

the shell is connected with the shell, and a heat exchange cavity is defined in the shell;

the condenser is arranged in the heat exchange cavity;

a compressor disposed on the housing;

the evaporator is arranged on the shell;

the throttling device is arranged on the shell and is sequentially connected with the condenser, the compressor and the evaporator to form a heat pump loop;

the fan assembly is arranged on the lower surface of the shell and a motor of the fan assembly is located below a wind wheel of the fan assembly, and the fan assembly is provided with an air inlet communicated with the heat exchange cavity and an air outlet communicated with the air inlet.

2. The heat pump clothes dryer or heat pump washing and drying all-in-one machine according to claim 1, wherein the wind wheel is a centrifugal wind wheel, the axial direction of the wind wheel is a vertical direction, the air inlet is located above the wind wheel, and the air outlet is located on one side of the wind wheel.

3. The heat pump clothes dryer or heat pump washing and drying all-in-one machine according to claim 2, wherein the air inlet is arranged coaxially with the centrifugal wind wheel.

4. The heat pump clothes dryer or heat pump all-in-one washer dryer of any one of claims 1-3 wherein the housing of the fan assembly comprises:

the fan shell is connected with the shell and provided with the air inlet, an air cavity communicated with the air inlet is defined in the fan shell, the wind wheel is arranged in the air cavity, and the air cavity is provided with a side outlet;

the air pipe extends in the vertical direction and is connected to one side of the fan shell, the lower end of the air pipe forms the air outlet, and a side inlet communicated with the side outlet is formed in the side wall of the air pipe.

5. The heat pump clothes dryer or heat pump washing and drying all-in-one machine according to claim 4, wherein the motor is arranged outside the air cavity and connected with the fan shell, and a motor shaft of the motor extends into the air cavity and is connected with the wind wheel.

6. The heat pump clothes dryer or heat pump washing and drying all-in-one machine according to claim 5, wherein an upward-recessed mounting groove is formed in a lower surface of the fan casing, and the motor is arranged in the mounting groove.

7. The heat pump clothes dryer or heat pump washing and drying all-in-one machine according to claim 6, wherein an outer circumferential surface of the motor is spaced apart from an inner circumferential surface of the mounting groove.

8. The heat pump clothes dryer or heat pump washing and drying all-in-one machine as claimed in claim 5, wherein a positioning boss protruding upwards is arranged on the lower wall surface of the wind cavity, and a positioning groove matched with the positioning boss is arranged at the lower end of the wind wheel.

9. The heat pump clothes dryer or heat pump washing and drying all-in-one machine according to claim 4, wherein the wind wheel and the motor, the motor and the shell and the wind wheel and the shell are fixedly connected through threaded fasteners respectively.

10. The heat pump clothes dryer or heat pump washer dryer of claim 4 wherein said fan housing comprises:

the upper shell is connected with the shell;

the inferior valve, the inferior valve is established the epitheca below and with the epitheca cooperation is injectd the wind chamber, the tuber pipe with the inferior valve links to each other, the motor is established on the inferior valve.