CN212560840U

CN212560840U - Clothes sterilizing dryer

Info

Publication number: CN212560840U
Application number: CN202020966816.0U
Authority: CN
Inventors: 林莉; 陈俊祺; 吴学鹏; 陈亮; 王宇金; 李磊
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2020-06-01
Filing date: 2020-06-01
Publication date: 2021-02-19
Anticipated expiration: 2030-06-01

Abstract

The utility model relates to a clothing degerming drying-machine, which comprises an outer shell, the shell has enclosed into the chamber of disinfecting of placing the clothing, the diapire of shell is equipped with the air inlet, air inlet department is equipped with the air guide, the air guide sets up for the diapire slope, follows the hot-blast chamber of disinfecting of following the first direction entering under the guide effect of air guide that the air inlet got into is equipped with the gas vent on the lateral wall of shell, the gas vent is not in on the first direction. Based on the exhaust port is not in the first direction, the hot air entering the sterilization cavity firstly collides with the shell and then circles around in the sterilization cavity, and the hot air is exhausted from the exhaust port after filling the whole sterilization cavity. Guarantee that hot-blast can fill whole chamber guarantee drying efficiency that disinfects, and finally hot-blast can be followed the gas vent and discharged smoothly to can not lead to searching the book and disinfect the chamber in the pressure intensity too big, and then compromise drying efficiency and pressure problem.

Description

Clothes sterilizing dryer

Technical Field

The utility model relates to a degerming equipment technical field especially relates to a clothing degerming drying-machine.

Background

The clothes sterilizing dryer generally includes a chamber for placing clothes therein, and the purposes of drying and sterilizing are achieved by injecting high-temperature gas into the chamber. After the high-temperature gas enters the chamber and the drying process is completed, the high-temperature gas needs to be discharged from the chamber, so that the chamber is in a normal-pressure environment. It is important to increase the drying efficiency and keep the pressure within the normal range.

SUMMERY OF THE UTILITY MODEL

Based on this, it is necessary to provide a clothes sterilizing dryer to take account of both drying efficiency and pressure.

The clothes sterilizing dryer comprises a shell, a sterilizing cavity for placing clothes is formed by the enclosure, an air inlet is formed in the bottom wall of the shell, an air guide part is arranged at the air inlet, the air guide part is arranged opposite to the bottom wall in an inclined mode, hot air entering from the air inlet enters the sterilizing cavity along a first direction under the guiding effect of the air guide part, an air outlet is formed in the side wall of the shell, and the air outlet is not in the first direction.

The scheme provides a clothes sterilization dryer, and in the use process, hot air enters from the air inlet, and under the guiding action of the air guide piece, the hot air enters the sterilization cavity along the first direction. Based on the gas vent is not in first direction to the hot-blast that gets into disinfect the chamber can't directly be followed the gas vent is discharged, and need first strike the shell, then revolve round in the chamber of disinfecting, can reach after filling whole disinfect the chamber the gas vent, follow the gas vent is discharged. Guarantee that hot-blast can fill whole chamber of disinfecting and guarantee drying efficiency, and finally hot-blast can follow the gas vent discharges smoothly to can not lead to disinfect the chamber medium pressure intensity too big, and then compromise drying efficiency and pressure problem.

In one embodiment, the air inlet is opposite a first end of the housing sidewall along the first direction, a second end of the housing sidewall is opposite the first end, and the air outlet is located at a top of the second end.

In one embodiment, an upper support and a lower support which are used for placing clothes are arranged in the sterilization cavity, the upper support and the lower support are arranged at intervals, a first sterilization lamp is arranged on the bottom wall of the shell, a second sterilization lamp is arranged on the side wall of the shell, the second sterilization lamp is located above the upper support, or a first sterilization lamp and a second sterilization lamp are arranged on the side wall of the shell, the first sterilization lamp is located between the upper support and the lower support, and the second sterilization lamp is located above the upper support.

In one embodiment, the first germicidal lamp and the second germicidal lamp are ultraviolet lamps.

In one embodiment, the air guide member is located below the air inlet, an air guide channel is surrounded by the air guide member, the air guide direction of the air guide channel is the first direction, the outlet of the air guide channel is the air inlet, a bottom shell is arranged at the bottom of the outer shell, a hot air manufacturing cavity is formed between the bottom shell and the bottom wall of the outer shell at intervals, a hot air assembly for forming hot air is arranged in the hot air manufacturing cavity, an air inlet is formed in the bottom shell, the inlet of the hot air assembly is correspondingly communicated with the air inlet, and the outlet of the hot air assembly is correspondingly communicated with the inlet of the air guide channel.

In one embodiment, the air guide comprises an inclined plate and two side plates, the inclined plate is shielded below the air inlet, the air inlet is rectangular, the front side edge of the inclined plate is connected with the front side wall of the air inlet, the rear side edge of the inclined plate is located below the rear side wall of the air inlet, the inclined plate is obliquely arranged along the first direction, one side plate is connected between the left side edge of the inclined plate and the left side wall of the air inlet, the other side plate is connected between the right side edge of the inclined plate and the right side wall of the air inlet, and the rear side edge of the inclined plate and the bottom wall of the shell are spaced to form the air guide channel inlet.

In one embodiment, the inclined plate, the side plate and the housing are integrally connected.

In one embodiment, the rear side of the inclined plate abuts against the bottom shell, and a water outlet is formed in a position of the bottom shell abutting against the rear side.

In one embodiment, a water bar is arranged on the rear side edge of the inclined plate, the water bar protrudes towards the direction close to the bottom wall of the shell relative to the rear side edge, a water outlet is arranged at the joint between the water bar and the inclined plate, and the water outlet is opposite to the water outlet.

In one embodiment, the hot air assembly includes a fan and a PTC heating assembly, an air inlet of the fan is correspondingly communicated with an air inlet of the bottom case, an air outlet of the fan is correspondingly communicated with an inlet of the PTC heating assembly, and an outlet of the PTC heating assembly is correspondingly communicated with an inlet of the air guide channel.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification.

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a clothes sterilizing dryer according to the present embodiment;

FIG. 2 is an exploded view of the clothes sterilizing dryer shown in FIG. 1;

FIG. 3 is a sectional view of the clothes sterilizing and drying machine shown in FIG. 1;

FIG. 4 is a sectional view of the clothes sterilizing dryer according to the present embodiment;

fig. 5 is a schematic structural view of a housing in the clothes sterilizing dryer shown in fig. 4.

Description of reference numerals:

10. a clothes sterilizing dryer; 11. a housing; 111. a sterilization chamber; 112. a bottom wall; 1121. an air inlet; 113. a side wall; 1131. a first end; 1132. a second end; 1133. an exhaust port; 12. an air guide member; 121. an inclined plate; 122. a side plate; 13. an upper layer bracket; 14. a lower layer bracket; 15. a first germicidal lamp; 16. a second germicidal lamp; 17. a bottom case; 171. an air inlet; 172. a water outlet; 18. a hot air assembly; 181. a fan; 182. a PTC upper shell; 183. a PTC heating element; 184. and a PTC lower case.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

As shown in FIG. 1, in one embodiment, a clothes sterilizing dryer 10 is provided, which includes a housing 11, wherein the housing 11 encloses a sterilizing chamber 111 for placing clothes. The bottom wall 112 of the housing 11 is provided with an air inlet 1121, and hot air of the clothes sterilizing dryer 10 can enter the sterilizing cavity 111 through the air inlet 1121, so that the clothes in the sterilizing cavity 111 are dried. As shown in fig. 1 to 3, an air guide 12 is disposed at the air inlet 1121, the air guide 12 is disposed in an inclined manner with respect to the bottom wall 112, and hot air entering from the air inlet 1121 enters the sterilization chamber 111 in a first direction by being guided by the air guide 12. The side wall 113 of the housing 11 is provided with an exhaust port 1133, the exhaust port 1133 not being in the first direction. In other words, the hot air entering from the air inlet 1121 and moving in the first direction cannot be directly discharged from the air outlet 1133. The sterilization drying machine 10 can be discharged from the exhaust port 1133 only after the sterilization chamber 111 is filled with the sterilization air by changing the forward direction.

In the clothes sterilizing and drying machine 10 provided by the above-mentioned scheme, during use, hot air enters from the air inlet 1121, and under the guiding action of the air guide 12, the hot air enters the sterilization cavity 111 along the first direction. Because the exhaust port 1133 is not in the first direction, the hot air entering the sterilization chamber 111 first hits the housing 11, then swirls in the sterilization chamber 111, fills the entire sterilization chamber 111, and is exhausted from the exhaust port 1133. It can be ensured that hot air can be filled in the whole sterilization cavity 111, the drying efficiency is guaranteed, and finally the hot air can be smoothly discharged from the exhaust port 1133, so that the too high pressure in the sterilization cavity 111 cannot be caused, and the drying efficiency and the pressure problem are considered.

Specifically, the housing 11 may be a rectangular frame as shown in fig. 1, 2 and 5, or an oval frame, or other shapes, which are not limited herein.

Further, as shown in fig. 1, in one embodiment, the air inlet 1121 is opposite to the first end 1131 of the side wall 113 of the housing 11 along the first direction, and the second end 1132 of the side wall 113 of the housing 11 is opposite to the first end 1131. The exhaust port 1133 is disposed at the second end 1132. The hot air enters the sterilization chamber 111, first reaches the first end 1131, and then is discharged from the exhaust port 1133 after the hot air swirls through the entire sterilization chamber 111.

When the outer shell 11 is a rectangular frame as shown in fig. 1, the first end 1131 and the second end 1132 are two ends of the rectangular frame, respectively, and a position where the hot air entering the air inlet 1121 first hits under the guiding action of the air guide 12 is the first end 1131 of the outer shell 11.

Further, in order to allow the hot wind to fully fill the entire sterilization chamber 111, as shown in fig. 1, the exhaust port 1133 is located at the top of the second end 1132. The hot air can be discharged from the exhaust port 1133 only when it is diffused to the top of the sterilization chamber 111 from the bottom up.

Further, as shown in fig. 4 and 5, in one embodiment, an upper layer bracket 13 and a lower layer bracket 14, both for placing clothes, are disposed in the sterilization chamber 111, and the upper layer bracket 13 is spaced apart from the lower layer bracket 14. During use, clothes can be placed on the upper layer bracket 13 and the lower layer bracket 14.

When the exhaust port 1133 is located at the top of the second end 1132, the hot air entering the sterilization cavity 111 from the air inlet 1121 needs to sequentially pass through the clothes on the lower support 14 and the clothes on the upper support 13 and the upper support 13 before being exhausted from the exhaust port 1133 at the top of the second end 1132.

Further, as shown in fig. 4 and 5, the bottom wall 112 of the housing 11 is provided with a first germicidal lamp 15, and the first germicidal lamp 15 is mainly capable of irradiating the clothes on the lower rack 14 to achieve the effect of sterilization and disinfection. A second germicidal lamp 16 is arranged on the side wall 113 of the housing 11, and the second germicidal lamp 16 is located above the upper bracket 13. The second germicidal lamp 16 is mainly used for irradiating the clothes on the upper bracket 13, and has a germicidal and disinfectant effect on the clothes on the upper bracket 13.

Or, in another embodiment, a first germicidal lamp and a second germicidal lamp are disposed on the side wall 113 of the housing 11, the first germicidal lamp is located between the upper bracket 13 and the lower bracket 14, and is used for irradiating the clothes located on the lower bracket 14 to sterilize and disinfect the clothes; the second germicidal lamp is located above the upper support 13 and is mainly used for irradiating the clothes on the upper support 13 and sterilizing the clothes.

Specifically, in one embodiment, the first germicidal lamp 15 and the second germicidal lamp 16 are ultraviolet lamps. The two ultraviolet lamps irradiate simultaneously, so that the clothes on the upper layer bracket 13 and the lower layer bracket 14 can be sterilized and disinfected.

Further, as shown in fig. 1 to 5, in an embodiment, the air guide 12 is located below the air inlet 1121. The air guide 12 forms an air guide channel, the air guide direction of the air guide channel is the first direction, and the outlet of the air guide channel is the air inlet 1121. The bottom of the shell 11 is provided with a bottom shell 17, a hot air producing cavity is formed between the bottom shell 17 and the bottom wall 112 of the shell 11 at an interval, and a hot air assembly 18 for producing hot air is arranged in the hot air producing cavity. The bottom shell 17 is provided with an air inlet 171, an inlet of the hot air assembly 18 is correspondingly communicated with the air inlet 171, and an outlet of the hot air assembly 18 is correspondingly communicated with an inlet of the air guide channel.

After entering the hot air module 18 from the air inlet 171, the air is heated in the hot air module 18 to obtain hot air. The hot air enters the air guiding channel from the outlet of the hot air assembly 18, and then passes through the air guiding channel to enter the sterilization cavity 111 from the air inlet 1121 according to the first direction. The hot air introduced into the sterilization chamber 111 is exhausted from the exhaust port 1133 after the sterilization chamber 111 is filled.

The air guide 12 is disposed below the air inlet 1121, so that the air guide 12 is located in the hot air making cavity, the space in the hot air making cavity can be fully utilized, and meanwhile, the space in the sterilization cavity 111, which can accommodate clothes, is large, so that the overall structure of the clothes sterilizing and drying machine 10 is more compact.

The air guide 12 disposed in the hot air producing cavity may be disposed corresponding to an outlet of the hot air assembly 18, so that the hot air assembly 18 may be disposed horizontally as shown in fig. 3, and the clothes sterilizing and drying machine 10 may introduce hot air into the sterilizing cavity 111 by a bottom air-out manner, but the overall height is not increased too much.

Alternatively, the air guide 12 may be disposed above the air inlet 1121, in other words, the air guide 12 is located in the sterilization chamber 111.

Further, the air guide 12 is positioned below the air inlet 1121, and can discharge condensed water in the sterilization chamber 111. The normal use of the clothes sterilizing dryer 10 is prevented from being affected by excessive condensed water deposited in the sterilization cavity 111.

Specifically, in one embodiment, as shown in fig. 2, the hot air assembly 18 includes a blower 181 and a ptc (positive Temperature coefficient) heating assembly. As shown in fig. 3, an air inlet of the fan 181 is correspondingly communicated with the air inlet 171 of the bottom case 17, an air outlet of the fan 181 is correspondingly communicated with an inlet of the PTC heating element, and an outlet of the PTC heating element is correspondingly communicated with an inlet of the air guiding channel.

The fan 181 sucks air outside the clothes sterilizing dryer 10 from the air inlet 171 and sends the air into the PTC heating assembly, and the PTC heating assembly heats the air passing through the air inlet to obtain hot air. The hot air then enters the sterilization cavity 111 through the air guide channel.

Specifically, as shown in fig. 2, the PTC component includes a PTC heating element 183, a PTC upper shell 182 and a PTC lower shell 184, the PTC upper shell 182, the PTC heating element 183 and the PTC lower shell 184 are sequentially connected, and air blown into the PTC heating component by the blower 181 enters from the PTC upper shell 182, is heated by the PTC heating element 183 and then is discharged from the PTC lower shell 184 to enter the air guide channel.

PTC epitheca 182, PTC heating member 183 and PTC inferior valve 184 set gradually along transversely, the air outside clothing degerming drying-machine 10 is followed bottom case 17 gets into fan 181, fan 181 transversely blows in wind in among the PTC heating element, and the hot-blast entering of horizontal circulation is after the wind-guiding passageway, along first direction gets into disinfect chamber 111, will disinfect the clothing in the chamber 111 and dry.

More specifically, in one embodiment, as shown in fig. 1 to 5, the wind guide 12 includes an inclined plate 121 and two side plates 122. The inclined plate 121 is shielded below the air inlet 1121, the air inlet 1121 is rectangular, a front side of the inclined plate 121 is connected to a front side wall of the air inlet 1121, a rear side of the inclined plate 121 is located below a rear side wall of the air inlet 1121, and the inclined plate 121 is inclined in the first direction. One of the side plates 122 is connected between a left side of the inclined plate 121 and a left side wall of the air inlet 1121. The other side plate 122 is connected between the right side of the inclined plate 121 and the right side wall of the air inlet 1121. The rear side edge of the inclined plate 121 and the bottom wall 112 of the housing 11 are spaced to form the air guide channel inlet. As shown in fig. 3, the cross section of the air guide passage is triangular, and the inclined plate 121 is arranged to be inclined in the first direction, and guides the hot air entering the air guide passage to flow in the first direction.

Alternatively, the air guide 12 may have another duct structure as long as it can enclose an air guide channel inclined along the first direction, so that the hot air entering the sterilization chamber 111 can flow in the first direction.

More specifically, in one embodiment, the inclined plate 121, the side plate 122 and the housing 11 are integrally connected. The integral structure formed by the air guide 12 and the outer casing 11 can be manufactured by injection molding.

Further, as shown in fig. 2, in an embodiment, a rear side of the inclined plate 121 abuts against the bottom case 17, and a drain opening 172 is disposed at a position of the bottom case 17 abutting against the rear side.

Condensed water formed by condensation in the sterilization cavity 111 or the air guide channel can flow into the water outlet 172 along the inclined plate 121 and is discharged out of the clothes sterilizing and drying machine 10, and the situation that electric appliances in the hot air manufacturing cavity are damaged due to condensed water accumulation and safety accidents of the electric appliances are caused is avoided.

In particular, the PTC heating assembly needs to generate heat after being electrified to heat passing air to form hot air. If the condensed water flows into the PTC heating assembly, the PTC heating assembly is damaged and cannot be operated.

Further, in one embodiment, the rear side of the inclined plate 121 is provided with a water bar protruding toward the bottom wall 112 of the housing 11 relative to the rear side. A water outlet is arranged at the joint between the water bar and the inclined plate 121, and the water outlet is opposite to the water outlet 172.

The formed condensed water flows downwards to the water bar along the inclined plate 121, and does not flow into the PTC heating assembly under the blocking action of the water bar, but flows out from a water outlet arranged at the joint between the water bar and the inclined plate 121, so that the safety is further improved. The air flow blown into the air guide channel by the hot air assembly 18 passes through the upper part of the water retaining strip, and the discharging process of the condensed water is not influenced.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. 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," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; 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 meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that 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.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The clothes sterilizing dryer is characterized by comprising a shell, a sterilizing cavity for placing clothes is defined by the shell, an air inlet is formed in the bottom wall of the shell, an air guide part is arranged at the air inlet and is obliquely arranged relative to the bottom wall, hot air entering from the air inlet enters the sterilizing cavity along a first direction under the guiding action of the air guide part, an air outlet is formed in the side wall of the shell, and the air outlet is not located in the first direction.

2. The clothes sterilizing dryer of claim 1, wherein said air inlet is opposite a first end of said housing sidewall along said first direction, a second end of said housing sidewall is opposite said first end, and said air outlet is located at a top of said second end.

3. The clothes sterilizing and drying machine according to claim 1, wherein an upper support and a lower support for placing clothes are arranged in the sterilizing cavity, the upper support and the lower support are arranged at an interval, a first sterilizing lamp is arranged on the bottom wall of the shell, a second sterilizing lamp is arranged on the side wall of the shell, the second sterilizing lamp is positioned above the upper support, or a first sterilizing lamp and a second sterilizing lamp are arranged on the side wall of the shell, the first sterilizing lamp is positioned between the upper support and the lower support, and the second sterilizing lamp is positioned above the upper support.

4. The clothes sterilizing and drying machine according to claim 3, wherein the first germicidal lamp and the second germicidal lamp are ultraviolet lamps.

5. The clothes sterilization dryer according to any one of claims 1 to 4, wherein the air guide member is located below the air inlet, the air guide member defines an air guide channel, the air guide direction of the air guide channel is the first direction, the outlet of the air guide channel is the air inlet, a bottom shell is disposed at the bottom of the housing, a hot air production cavity is formed between the bottom shell and the bottom wall of the housing at an interval, a hot air component for producing hot air is disposed in the hot air production cavity, the bottom shell is provided with an air inlet, an inlet of the hot air component is correspondingly communicated with the air inlet, and an outlet of the hot air component is correspondingly communicated with the inlet of the air guide channel.

6. The clothes sterilizing dryer according to claim 5, wherein the air guide member includes a tilted plate and two side plates, the tilted plate is hidden under the air inlet, the air inlet is rectangular, a front side of the tilted plate is connected to a front side wall of the air inlet, a rear side of the tilted plate is located under a rear side wall of the air inlet, the tilted plate is disposed to be tilted in the first direction, one of the side plates is connected between a left side of the tilted plate and a left side wall of the air inlet, the other side plate is connected between a right side of the tilted plate and a right side wall of the air inlet, and the rear side of the tilted plate is spaced from the bottom wall of the housing to form the air guide channel inlet.

7. The clothes sterilizing dryer of claim 6, wherein the inclined plate, the side plate and the housing are integrally connected.

8. The clothes sterilizing and drying machine according to claim 6, wherein the rear side of the inclined plate abuts against the bottom case, and a drain opening is formed in the bottom case at a position abutting against the rear side.

9. The clothes sterilizing and drying machine of claim 8, wherein the rear side of the inclined plate is provided with a water bar, the water bar protrudes towards the direction close to the bottom wall of the housing relative to the rear side, and a water outlet is arranged at the joint between the water bar and the inclined plate and is opposite to the water outlet.

10. The clothes sterilizing and drying machine according to claim 5, wherein the hot air assembly comprises a fan and a PTC heating assembly, an air inlet of the fan is communicated with an air inlet on the bottom shell correspondingly, an air outlet of the fan is communicated with an inlet of the PTC heating assembly correspondingly, and an outlet of the PTC heating assembly is communicated with an inlet of the air guide channel correspondingly.