CN112144253A

CN112144253A - Clothes dryer

Info

Publication number: CN112144253A
Application number: CN202011050881.XA
Authority: CN
Inventors: 徐钦龙
Original assignee: Ningbo Lianran Electrical Technology Co ltd
Current assignee: Xu Qinlong
Priority date: 2020-09-29
Filing date: 2020-09-29
Publication date: 2020-12-29

Abstract

The invention relates to the technical field of clothes drying, and particularly discloses a clothes dryer which at least comprises a cabinet body, wherein a clothes drying cavity and at least one internal circulation air channel are arranged in the cabinet body, an internal circulation fan is arranged in the internal circulation air channel and is configured to divide the internal circulation air channel into an air inlet air channel and an air outlet air channel, a heater is arranged on one side of the internal circulation fan, the air inlet air channel is provided with an internal circulation air inlet communicated with the clothes drying cavity and a fresh air inlet communicated with the outside, and the air outlet air channel is provided with a plurality of air outlets communicated with the clothes drying cavity. In the structure, the arrangement of the internal circulation air duct strengthens the circulation frequency of air inside the clothes dryer through internal circulation under the condition of not increasing the air volume of exhaust air, increases the air volume passing through clothes, and improves the clothes drying effect under the condition of lower energy consumption; the work of the internal circulation fan enables the air inlet duct to form a negative pressure area, so that the internal circulation fan has dual functions of fresh air inlet and internal airflow circulation.

Description

Clothes dryer

Technical Field

The invention relates to the technical field of clothes drying, in particular to a clothes dryer.

Background

The clothes dryer is a device capable of realizing quick clothes drying, and particularly in the humid south, the clothes dryer is more vigorous in demand. Generally, the heating exhaust type clothes dryer is adopted in the field of clothes dryers, the clothes drying effect is good, the temperature is controllable, and clothes cannot be damaged due to overhigh temperature.

In the related art, there are many drum type clothes drying apparatuses, but such clothes drying apparatuses are liable to wear and wrinkle due to the laundry being folded and entangled in the drum.

In addition, there is a clothes-hanging type clothes drying device in the prior art, which is similar to a wardrobe in structure, and clothes to be dried are hung in the clothes drying device of the structure, then air is introduced into the clothes drying device, the air is heated, and moisture in the clothes is taken away by hot air, so that clothes drying is realized. At present, the clothes dryer of the type has the following defects:

(1) some types of clothes drying equipment's firing equipment and hot air outlet are located clothes drying equipment's bottom, if the clothing that hangs drops, block up the hot air outlet of bottom, and the temperature can not in time dispel the heat, can cause the risk.

(2) Some types of clothes drying equipment only have air inlet duct and air exhaust duct, and the air inlet duct sets up heating device for heat the air inlet, and this type of clothes drying equipment, the air that is heated is discharged clothes drying equipment behind once clothing, and what heating device heated all the time is the new trend, and required heating power is higher, and the heat waste is comparatively serious.

(3) The form of fresh air inlet is single, for example, air inlet and air exhaust can be realized only by negative pressure or positive pressure in the cavity, for example, when a fan is arranged at the air inlet and a fan is not arranged at the air outlet, air is exhausted by positive pressure in the cavity; under the condition that the air inlet is not provided with the fan and the air outlet is provided with the fan, fresh air is fed through negative pressure in the cavity.

CN108486839A, the present invention discloses a multifunctional high-efficiency cabinet dryer, which is provided with an internal circulation gas channel, a blower and a heater arranged in the internal circulation gas channel, and an exhaust fan arranged in the exhaust gas channel, wherein the air intake device is directly communicated with the accommodating cavity. The structure has the defects that air intake and exhaust are carried out through the electromagnetic valve and the exhaust fan of the air intake device, and the structure is a discontinuous air intake and exhaust mode and is relatively complex to control; in addition, the new trend is not heated and directly gets into and holds the chamber, and the heater sets up in the inner loop gas channel, and the new trend can reduce the temperature that holds the intracavity air current with the hot-blast mixture that holds the intracavity, causes thermal unnecessary loss.

Disclosure of Invention

The invention aims to provide a clothes dryer with an improved structure, which changes the air inlet mode and the clothes drying mode of the existing clothes drying equipment.

In order to solve the technical problems, the technical scheme provided by the invention is as follows: the utility model provides a clothes dryer, includes the cabinet body at least, internal dry clothing chamber and at least one internal circulation wind channel of being provided with of cabinet, be provided with internal circulation fan in the internal circulation wind channel and configure into the internal circulation fan will the internal circulation wind channel is separated for air inlet duct and air-out wind channel, one side of internal circulation fan is provided with the heater, the air inlet duct is provided with the internal circulation air intake with dry clothing chamber intercommunication and the new trend air intake with external intercommunication, the air-out wind channel be provided with a plurality of with the air outlet of dry clothing chamber intercommunication.

In a preferred embodiment, the cabinet body is provided with an air outlet which is communicated with the clothes drying cavity; or the air outlet is communicated with the internal circulation air duct.

In a preferred embodiment, the air outlet is communicated with an internal circulation air duct between the internal circulation fan and the heater.

In a preferred embodiment, two internal circulation air ducts are arranged in the cabinet body and distributed on two sides of the clothes drying cavity.

In a preferred embodiment, an exhaust cavity is arranged at the center of the top of the clothes drying cavity, the exhaust port is communicated with the exhaust cavity, and the exhaust cavity is positioned between the two air inlet channels of the internal circulation air channel.

In a preferred embodiment, an exhaust fan is disposed adjacent to the exhaust port.

In a preferred embodiment, a filter screen is arranged on the air inlet side of the exhaust fan, and/or a filter screen is arranged at the position of the internal circulation air inlet.

In a preferred embodiment, the filter screen is fixed in a magnetic type.

In a preferred embodiment, the air outlet duct extends from top to bottom along the side wall of the cabinet body, and the air outlet holes are distributed on the side wall of the clothes drying cavity;

or the air outlet duct extends from top to bottom along the side wall of the cabinet body and extends to the bottom of the cabinet body, and the air outlet holes are distributed on the side wall and the bottom wall of the clothes drying cavity.

In a preferred embodiment, the internal circulation fan and the heater are located at corners of the top wall and the side walls of the cabinet and are disposed obliquely.

In a preferred embodiment, a hanger hook can be arranged at the exhaust cavity.

Compared with the prior art, the clothes dryer of the embodiment has the following beneficial effects:

(1) the setting of inner loop wind channel, under the condition that does not increase the amount of wind of airing exhaust, has strengthened the inside air cycle circulation number of times of dryer through the inner loop, has increased the amount of wind through the clothing, has promoted the dry clothing effect under the lower condition of energy consumption.

(2) The velocity of flow of inner loop is mutually independent with the velocity of flow of airing exhaust, mutual noninterference, and under the stable condition of the velocity of flow of airing exhaust, the clothing effect is dried in the velocity of flow promotion of accessible increase inner loop, and control mode is more nimble.

(3) The work of the internal circulation fan enables the air inlet duct to form a negative pressure area, external fresh air and air flow of the clothes drying cavity enter the negative pressure area under the action of the negative pressure, and the internal circulation fan has dual functions of fresh air inlet and internal air flow circulation.

(4) The new trend gets into the back at first by the heating, just can get into the dry clothing chamber after the heating, guarantees like this that the air current that gets into the dry clothing intracavity is the air current through the heating for the convenient control of air current temperature in the dry clothing intracavity, dry the clothing effect better, dry clothing efficiency is higher.

(5) The air current is through clothing once, and the moisture of taking away is limited, through the inner loop, increases the number of times that the air current passes through the clothing, has increased the moisture of airing exhaust, under the new trend condition as far as possible, has taken away more moisture, has promoted the dry clothing effect, has practiced thrift the energy consumption.

Drawings

FIG. 1 is a schematic view showing an external structure of a dryer according to the embodiment;

FIG. 2 is a schematic front view of the dryer with a hidden cabinet door;

FIG. 3 is a schematic sectional view showing a structure of the dryer according to the embodiment;

FIG. 4 is a schematic perspective view of the dryer with a hidden cabinet door;

FIG. 5 is a schematic perspective view of the dryer of FIG. 4 at another angle;

FIG. 6 is a schematic flow diagram of the airflow of the first embodiment of the dryer of this embodiment;

fig. 7 is a schematic flow diagram of the airflow in the second embodiment of the dryer of this embodiment.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred 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.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as being fixedly connected, integrally connected, or detachably connected; may be communication within two elements; they may be directly connected or indirectly connected through an intermediate, and those skilled in the art will understand the specific meaning of the above terms in the present invention in specific situations.

As shown in fig. 1, the clothes dryer of the present embodiment includes a cabinet 10 and a cabinet door 20, wherein the cabinet door 20 is rotatably and movably connected to the cabinet 10 through a hinge. Wherein, the shape of the cabinet body 10 can be diversified, preferably cuboid or quasi-cuboid structure, and the structure that can wall-hanging setting is used better.

As a modification of the present embodiment, as shown in fig. 2 and 3, the cabinet 10 should be provided with a clothes drying chamber 30 for hanging clothes and at least one internal circulation duct 40. Preferably, in the present embodiment, two internal circulation air ducts 40 are provided and symmetrically distributed on two sides of the clothes drying chamber 30, which is advantageous in that the air flow in the clothes drying chamber 30 is more uniform and the clothes drying effect is better.

As shown in fig. 3 and 4, in the present embodiment, the clothes drying chamber 30 is provided with an air outlet 12 communicating with the outside. Preferably, in the present embodiment, the air outlet 12 is disposed at the top of the cabinet 10.

In another preferred embodiment, an exhaust fan 70 is disposed near the exhaust port 12, and the exhaust fan 70 can force the air in the clothes drying chamber 30 to be exhausted outwards.

As another possible embodiment, the air outlet may be provided at an internal circulation air duct (not shown) between the internal circulation fan and the heater.

As shown in fig. 3, an internal circulation fan 50 is disposed in the internal circulation air duct 40 of the present embodiment, and it should be noted that the internal circulation fan 50 divides the internal circulation air duct 40 into an air inlet duct 41 and an air outlet duct 42. As shown in fig. 4, the air inlet duct 41 is disposed above the clothes drying cavity 30, the air inlet duct 41 is provided with a plurality of fresh air inlets 11 communicated with the outside, and the outside fresh air enters the air inlet duct 41 through the fresh air inlets 11.

In addition, as shown in fig. 5, the air inlet duct 41 is further provided with a plurality of internal circulation air inlets 33 communicated with the clothes drying chamber 30. Part of the air flow in the drying cavity 30 enters the air inlet duct 41 from the internal circulation air inlet 33.

In this embodiment, the fresh air and the internal circulation air are gathered in the air inlet duct, and after being gathered and passing through the internal circulation fan and the heater, the fresh air and the internal circulation air enter the clothes drying cavity through the air outlet duct.

In this embodiment, as shown in fig. 4 and 5, the air outlet duct 42 is provided with a plurality of air outlet holes 32 communicated with the clothes drying cavity. The air flow in the air inlet duct 41 enters the air outlet duct 42 under the action of the inner circulation fan 50 and enters the clothes drying cavity 30 through the air outlet 32.

As a special feature of this embodiment, as shown in fig. 6, an internal air flow circulation is formed between the air inlet duct, the air outlet duct and the clothes drying chamber, the air inlet path of the fresh air is the fresh air inlet duct, the air outlet duct and the clothes drying chamber, the air flow in the clothes drying chamber partially enters the air inlet duct from the internal circulation air inlet to perform internal circulation, and partially exits from the exhaust port to the outside.

In the air intake mode of this embodiment, the air flow can be realized without forced air intake from the fresh air intake or forced air exhaust from the air exhaust, and in the prior art, the flow and update of the air flow are realized by at least ensuring the forced air intake (setting the air intake fan) or forced air exhaust (setting the air exhaust motor).

In this embodiment, based on the work of inner loop fan, can form local negative pressure in the air inlet duct, the local negative pressure of this department makes the pressure in the air inlet duct be less than external pressure and the pressure in the dry clothing intracavity to external new trend and the air current in the dry clothing intracavity can flow into in the air inlet duct under the effect of local negative pressure. In the process, if the air exhaust fan is not arranged at the air exhaust opening or the air exhaust fan is closed, a positive pressure environment can be formed in the clothes drying cavity under the condition that fresh air continuously enters, the air pressure in the clothes drying cavity is higher than the air pressure in the outside, and the air flow in the clothes drying cavity is automatically discharged to the outside from the air exhaust opening under the action of the positive pressure.

Under the condition that the air exhaust fan is arranged at the air outlet, the positive pressure environment, the negative pressure environment or the normal pressure environment can be formed in the clothes drying cavity by adjusting the rotating speed of the air exhaust fan and the internal circulating fan, so that the selection is more flexible, the air inlet quantity and the air exhaust quantity can be controlled more easily, and the working parameters of the clothes dryer can be adjusted conveniently.

Therefore, in the embodiment, whether the fresh air inlet is provided with the forced air inlet fan or whether the air outlet is provided with the forced air exhaust fan can be selected, the special structural design enables the fresh air inlet, the air flow internal circulation and the air exhaust to be completed only by driving of the internal circulation fan, and the fresh air inlet and air flow internal circulation air exhaust fan has the technical advantages of novel structure and ingenious design concept.

As a preferred embodiment, the internal circulation fan 50 is disposed at the top of the cabinet or at a position close to the top, and correspondingly, the heater 60 is disposed at a side of the internal circulation fan 50 close to the air outlet duct 42 to heat the air flow entering the air outlet duct 42 from the air inlet duct 41, the heated air flow enters the clothes drying cavity 30 to heat and dry the clothes, and the moisture in the air flow is discharged to the outside from the air outlet.

The air inlet mode based on this embodiment, wherein, the new trend gets into the cabinet body and is heated then just get into the dry clothing chamber earlier, so guarantees that the temperature control in the dry clothing intracavity is more accurate, and dry clothing effect is better, and dry clothing efficiency is higher. In addition, based on the mode of inner loop, the air current is through once clothing, and the moisture of taking away is limited, through the inner loop, increases the number of times that the air current passes through the clothing, has increased the moisture of airing exhaust, under the new trend condition as far as possible, has taken away more moisture, has promoted the clothing effect of drying, reaches the technical purpose of practicing thrift the energy consumption.

In this embodiment, as shown in fig. 6, the air outlet duct 42 extends from top to bottom along the side wall of the cabinet 10, and the air outlet holes 32 are distributed on the side wall of the clothes drying cavity 30, and the heating air flows to the clothes through the two side walls.

In this embodiment, as shown in fig. 7, in another preferred embodiment, the air outlet duct 42 extends from top to bottom along the side wall of the cabinet 10 and extends to the bottom of the cabinet, the air outlet holes 32 are distributed on the side wall and the bottom wall of the clothes drying cavity 30, and the heating air flows to the clothes from both sides and the bottom simultaneously.

In a preferred embodiment, as shown in fig. 2-5, an exhaust chamber 31 is disposed at a top center position of the clothes drying chamber 30, and the exhaust chamber 31 is communicated with the exhaust outlet 12. In this embodiment, the exhaust cavity 31 is located between the two intake air ducts 41 of the internal circulation air duct. Meanwhile, the air exhaust cavity 31 can be used as a hanging position of the hanger hook.

As shown in fig. 5, in the present embodiment, it is preferable that a filter screen 80 is disposed on the air inlet side of the exhaust fan 70, air is supplied to the internal circulation, and the filter screen 80 is disposed at the position of the air inlet 33, so as to prevent lint of clothes from entering the fan and prolong the service life of the fan.

Preferably, the filter screen 80 is fixed by a magnetic attraction type fixing method in this embodiment. Because the filter screen needs to be cleaned after being frequently disassembled. The fixed advantage of formula lies in the dismouting of being convenient for is inhaled to magnetism, improves the efficiency of dismantling the filter screen. Of course, the filter screen may also be fixed by other mounting methods in the prior art, which is not limited herein.

A preferred embodiment is shown in fig. 2 and 3, in which the inner circulation intake opening 33 is located at a position extending obliquely downward from the exhaust chamber 31 toward the side wall of the clothes drying chamber 30.

In a preferred embodiment, as shown in fig. 3, the internal circulation fan and the heater are disposed at the corners of the top wall and the side walls of the cabinet and are disposed obliquely. The purpose that so set up lies in, effectively utilizes the space of corner for the inside space utilization of dryer is higher, and simultaneously, inner loop fan and heater set up in the top, and the security is better.

In conclusion, the above description is only for the preferred embodiment of the present invention and should not be construed as limiting the present invention, and any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The clothes dryer at least comprises a cabinet body, wherein a clothes drying cavity and at least one internal circulation air channel are arranged in the cabinet body, the clothes dryer is characterized in that an internal circulation fan is arranged in the internal circulation air channel and is configured to divide the internal circulation air channel into an air inlet air channel and an air outlet air channel, a heater is arranged on one side of the internal circulation fan, the air inlet air channel is provided with an internal circulation air inlet communicated with the clothes drying cavity and a fresh air inlet communicated with the outside, and the air outlet air channel is provided with a plurality of air outlets communicated with the clothes drying cavity.

2. The clothes dryer of claim 1 wherein said cabinet is provided with an air outlet, said air outlet communicating with the clothes drying chamber; or the air outlet is communicated with the internal circulation air duct.

3. The clothes dryer of claim 2 wherein said air outlet is in communication with an internal circulation duct between said internal circulation fan and said heater.

4. The clothes dryer of claim 2, wherein two internal circulation air ducts are provided in the cabinet and distributed on both sides of the drying chamber.

5. The clothes dryer of claim 4, wherein an exhaust chamber is arranged at the top center of the clothes drying chamber, the exhaust port is communicated with the exhaust chamber, and the exhaust chamber is located between the air inlet channels of the two internal circulation air channels.

6. The clothes dryer of claim 5 wherein an exhaust fan is disposed adjacent said exhaust outlet.

7. The clothes dryer of claim 6, wherein a filter screen is arranged at the air inlet side of the exhaust fan, and/or a filter screen is arranged at the position of the air inlet of the internal circulation.

8. Clothes dryer according to claim 7, characterized in that the fastening of the filter screen is a magnetic fastening.

9. The clothes dryer according to any one of claims 1 to 8, wherein the air outlet duct extends from top to bottom along the side wall of the cabinet, and the air outlet holes are distributed on the side wall of the clothes drying cavity;

10. The clothes dryer of any one of claims 1 to 8 wherein said internal circulation fan and heater are located at the corners of the top and side walls of said cabinet and are disposed at an angle.

11. Clothes dryer according to any one of claims 5 to 8, characterized in that a hanger hook is provided at said exhaust chamber.