CN219030574U - Refrigerating garbage can - Google Patents

Abstract

The utility model relates to a refrigerating garbage can, which comprises a shell, a shell cover and a separated inner can, wherein the shell is provided with an inner can placing cavity, the inner can is provided with a concave cavity for storing garbage, an air channel is formed among the inner can, the inner can placing cavity and the shell cover, the side surface of the inner can placing cavity is provided with a refrigerating component for generating cold air, the refrigerating component comprises a semiconductor refrigerating sheet and a cold end fan, one end of the cold end fan is opposite to the cold end of the semiconductor refrigerating sheet and is tightly matched with the cold end of the semiconductor refrigerating sheet, the other end of the cold end fan is connected with the side wall of the inner can placing cavity, the cold air is blown to the air channel and circulates in the air channel, and the cooling of the garbage in the inner can and the concave cavity is realized; the shell is also provided with a water receiving box for collecting condensed water; the cold end fan is tightly matched with the semiconductor refrigerating sheet, cold energy is directly blown to the air channel in a cold air mode, and the utilization rate of the cold energy is high; the inner barrel is positioned in the air duct, so that the inner barrel is uniformly cooled; the water receiving box is convenient for collecting and discharging condensed water, and user experience is improved.

Description

Refrigerating garbage can

Technical Field

The utility model relates to the technical field of garbage cans, in particular to a refrigerating garbage can.

Background

In daily life, various garbage cans are visible everywhere, and the function of the garbage can is mainly used for collecting and storing garbage; the space in the dustbin is relatively closed, the temperature in the dustbin is relatively high, particularly in a stuffy environment, the decomposition speed of kitchen garbage and food garbage in the dustbin is greatly accelerated, peculiar smell is easy to generate, bacteria are easy to breed, the garbage is not easy to store for too long, and the physical health and environmental sanitation of people are seriously influenced; the modern life rhythm is compact, the garbage in the garbage can is easy to forget to remove in time, and in addition, the garbage can has small collected and stored garbage in a short time, which is one of reasons for not removing the garbage in time; the utility model provides a garbage bin with refrigeration function, through cooling down rubbish, slows down the decomposition rate of rubbish greatly for rubbish is difficult for producing peculiar smell, is difficult for breeding the bacterium, thereby extension rubbish depositing time.

The Chinese patent document number is CN215665234U, and a household intelligent kitchen garbage can is disclosed in 2022, 01 and 28 days, and the technical scheme is as follows: the barrel body is internally provided with a heat preservation and insulation cavity and an inner container arranged in the heat preservation and insulation cavity, the bottom of the heat preservation and insulation cavity is provided with a semiconductor refrigeration sheet, and the cold end of the semiconductor refrigeration sheet is contacted with the inner container to cool the inner container; the kitchen garbage is characterized in that the barrel cover is provided with a blowing device and a return air channel, cold air can enter the return air channel through a gap between the inner container and the heat insulation cavity or the inner container, then the cold air is blown out from the blowing device, and the cold air is directly blown to kitchen garbage in the inner container, so that the kitchen garbage is stored in a low-temperature environment, the decomposition speed of the garbage is slowed down, the garbage storage time is prolonged, peculiar smell is not easy to generate, and bacteria are not easy to breed.

In the prior art, the cold end of the semiconductor refrigerating sheet is directly contacted with the bottom of the inner container, the cold energy is mainly transmitted to the inner container in a conduction mode, the middle lower part of the inner container is close to the cold end, more cold energy is obtained, the middle upper part of the inner container is far away from the cold end, less cold energy is obtained, the inner container is unevenly cooled, and the integral cooling effect is influenced; the blowing device is positioned on the barrel cover and far away from the semiconductor refrigerating sheet, and has low utilization efficiency of cold energy and high energy consumption; condensed water is easy to produce in the cold-heat exchange process, condensed water is difficult to discharge in the technical scheme, and the condensed water is easy to become a new pollution point after being stored in the dustbin for a long time, so that the use experience of users is influenced. Therefore, further improvements are needed.

Disclosure of Invention

The utility model aims to provide a refrigerating dustbin, which overcomes the defects in the prior art.

The refrigerating garbage can comprises a shell, a shell cover and a separated inner can, wherein the shell is provided with an inner can placing cavity, the inner can is provided with a concave cavity for storing garbage, an air duct is formed between the inner can and the inner can placing cavity, the side face of the inner can placing cavity is provided with a refrigerating component for generating cold air, the refrigerating component comprises a semiconductor refrigerating sheet and a cold end fan, one end of the cold end fan is opposite to the cold end of the semiconductor refrigerating sheet and is tightly matched with the cold end of the semiconductor refrigerating sheet, the other end of the cold end fan is connected with the side wall of the inner can placing cavity, the cold air is blown to the air duct, flows in the air duct, and the cooling of the inner can and the garbage in the concave cavity is realized; the shell is also provided with a water receiving box for collecting condensed water.

The refrigerating assembly further comprises a cold conducting body, a heat radiating body and a heat radiating fan; one end of the cold guide body is tightly attached to the cold end of the semiconductor refrigeration sheet, and the cold end fan is fixed to the other end of the cold guide body; one end of the heat radiation body is tightly attached to the hot end of the semiconductor refrigerating sheet, and the heat radiation fan is fixed to the other end of the heat radiation body.

The air duct comprises a first air duct and a second air duct which are communicated with each other; the first air duct is formed by a gap between the outer wall of the inner barrel and the inner wall of the inner barrel placing cavity; the second air channel is formed by a gap between the top of the inner barrel and the shell cover, and/or the second air channel is formed by the inner cavity; the side wall of the inner barrel placing cavity is provided with a vent hole corresponding to the cold end fan, and cold air enters the first air channel and the second air channel through the vent hole.

The water receiving box is matched with the shell in a dismounting way; the bottom of the shell is also provided with a drain hole for guiding condensed water to flow into the water receiving box; the water receiving box is positioned below the water draining hole.

The shell is further provided with a heat preservation cavity, the heat preservation cavity is located at the periphery of the inner barrel placement cavity, the heat preservation cavity wraps the inner barrel placement cavity, and heat preservation of the inner barrel placement cavity is achieved.

The shell is also provided with an electromechanical cavity communicated with the inner barrel placing cavity, a control circuit board and a fixing bracket for fixing the refrigeration assembly are arranged in the electromechanical cavity, and the control circuit board is electrically connected with the refrigeration assembly; the side wall of the electromechanical cavity is also provided with an air inlet and an air outlet respectively.

A heat insulating body is arranged between the cold conducting body and the heat radiating body.

The inner barrel is provided with a lifting part; the inner barrel is made of heat conducting materials.

A sealing ring is arranged between the shell cover and the shell to realize sealing fit; the sealing ring is positioned on the shell cover and/or the shell.

The shell cover is positioned at the upper end of the shell; the shell and/or the shell cover are/is also provided with a flip mechanism, the shell cover is movably connected with the shell through the flip mechanism, and the shell cover is/are opened manually and/or electrically through the flip mechanism.

According to the utility model, through the improvement of the structure, the cold end fan is tightly matched with the semiconductor refrigerating sheet, cold energy is directly blown to the air duct in a cold air mode, and the utilization rate of the cold energy is high; the inner barrel is positioned in the air duct, so that the inner barrel is uniformly cooled, and the overall cooling effect is good; the water receiving box is convenient for collecting and discharging condensed water, and improves the use experience of users.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model.

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic overall structure of an embodiment of the present utility model.

Fig. 2 is a schematic view of the overall structure of fig. 1 at another angle.

Fig. 3 is a schematic longitudinal sectional view of an embodiment of the present utility model.

Fig. 4 is a schematic cross-sectional view of an embodiment of the present utility model.

The drawings are marked: 1. a housing; 11. a water receiving box; 12. a drain hole; 13. a seal ring; 2. a cover; 3. an inner barrel; 31. a cavity; 4. an inner barrel placement cavity; 41. a vent hole; 5. an air duct; 51. a first air duct; 52. a second air duct; 6. A refrigeration assembly; 61. a cold end fan; 62. A cold-conducting body; 63. a thermal insulator; 64. a semiconductor refrigeration sheet; 65. A heat sink; 66. a heat radiation fan; 7. A heat preservation cavity; 71. a ventilation duct; 8. an electromechanical cavity; 81. a fixed bracket; 82. a control circuit board; 83. An air inlet; 84. an air outlet; 85. A flip mechanism.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The present utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the utility model, whereby the utility model is not limited to the specific embodiments disclosed below.

The utility model is further described below with reference to the drawings and examples.

First embodiment

Referring to fig. 1-4, the utility model relates to a refrigerating garbage can, which comprises a shell 1, a shell cover 2 and a separated inner can 3, wherein the shell 1 is provided with an inner can placing cavity 4, the inner can 3 is provided with a concave cavity 31 for storing garbage, an air channel 5 is formed among the inner can 3, the inner can placing cavity 4 and the shell cover 2, a refrigerating component 6 for generating cold air is arranged on the side surface of the inner can placing cavity 4, the refrigerating component 6 comprises a semiconductor refrigerating sheet 64 and a cold end fan 61, one end of the cold end fan 61 is opposite to the cold end of the semiconductor refrigerating sheet 64 and is tightly matched with the cold end of the semiconductor refrigerating sheet 64, the other end of the cold end fan 61 is connected with the side wall of the inner can placing cavity 4, the cold air is blown to the air channel 5, and the cold air circulates in the air channel 5, so that the garbage in the inner can 3 and the concave cavity 31 is cooled; the housing 1 is further provided with a water receiving box 11 for collecting condensed water.

The cold end of the semiconductor refrigerating sheet 64 generates cold energy, the cold end fan 61 directly converts the cold energy into cold air, the cold energy is blown to the air channel 5 in a cold air mode, and the cold energy utilization rate is high; the inner barrel 3 is provided with a concave cavity 31 for collecting and storing garbage, the garbage can be directly placed in the concave cavity 31, or a garbage bag is sleeved on the concave cavity 31, and the garbage is placed on the garbage bag; the upper part of the inner barrel placing cavity 4 is an opening and is sealed by the shell cover 2; the inner barrel 3 is arranged in the inner barrel placing cavity 4, and the inner bottom surface of the inner barrel placing cavity 4 is propped against the outer bottom surface of the inner barrel 3 and supports the inner barrel 3; the separated inner barrel 3, when in use, the inner barrel 3 is placed in the inner barrel placing cavity 4 and is sealed by the shell cover 2; when the garbage is needed to be poured or the inner barrel 3 is cleaned, the shell cover 2 is opened, and the inner barrel 3 is taken out from the inner barrel placing cavity 4.

The clearance between the side of chamber 4 is placed to interior bucket and the outside of interior bucket 3, the clearance between the upper portion of interior bucket 3 and cap 2, the cavity 31 of interior bucket 3 etc. constitutes wind channel 5, the interior outside of interior bucket 3 all is equipped with wind channel 5, cold wind circulates in wind channel 5, make the rubbish in interior bucket 3 and the cavity 31 evenly cool down, the rubbish in interior bucket 3 and the cavity 31 is in a low temperature environment, thereby slow down the decomposition rate of rubbish greatly, the time of rubbish placement in the garbage bin is prolonged, the rubbish is difficult for producing peculiar smell, be difficult for breeding the bacterium simultaneously, be favorable to protecting healthy and the sanitation of people.

Cold air circulates in the air duct 5 and exchanges heat with the inner barrel 3 and garbage in the concave cavity 31, and condensed water is easy to generate in the process of exchanging heat, especially in the environment with high humidity; the concave cavity 31 of the inner barrel 3 and the garbage in the concave cavity 31 are easy to generate condensed water in the cold-heat exchange process, the condensed water flows into the concave cavity 31, and the condensed water can be poured out together when the garbage is poured; the outer side of the inner barrel 3 and the inner wall of the inner barrel placing cavity 4 are easy to generate condensed water in the cold-heat exchange process, the condensed water flows into the inner barrel placing cavity 4 and is inconvenient to discharge, bacteria are easy to breed and mosquitoes are easy to be brought in after the condensed water is stored for a long time, and the condensed water becomes a new pollution point, and meanwhile, when the inner barrel 3 is extracted from the inner barrel placing cavity 4, part of condensed water is easy to be brought out, the ground is wetted, and the use experience is affected; the water receiving box 11 is used for collecting and storing the condensed water in the inner barrel placing cavity 4, so that the condensed water is not accumulated in the inner barrel placing cavity 4, the condensed water in the water receiving box 11 is periodically poured out, the condensed water is prevented from becoming a new pollution point, and the user experience is improved.

The refrigeration assembly 6 further comprises a cold guide 62, a heat radiation body 65 and a heat radiation fan 66; one end of the cold-conducting body 62 is closely attached to the cold end of the semiconductor refrigerating sheet 64, and the cold-end fan 61 is fixed to the other end of the cold-conducting body 62; one end of the radiator 65 is closely attached to the hot end of the semiconductor refrigerating sheet 64, and the radiator fan 66 is fixed to the other end of the radiator 65.

The cold conducting body 62 and the heat radiating body 65 are made of materials with good heat conducting performance, the cold energy generated by the semiconductor refrigerating sheet 64 is quickly transferred to the cold conducting body 62, the other end of the cold conducting body 62 is in a grid shape or a honeycomb shape, the area of air in contact with the cold energy is increased, and under the guidance of the cold end fan 61, the air is quickly cooled through the cold conducting body 62, converted into cold air and blown to the air channel 5; the heat end of the semiconductor refrigerating sheet 64 generates heat, the heat is quickly transferred to the heat radiating body 65, the other end of the heat radiating body 65 is in a grid shape or a honeycomb shape, the heat radiating area is increased, and the heat is quickly discharged under the guidance of the heat radiating fan 66, so that the semiconductor refrigerating sheet 64 works at the normal working temperature, the overheat phenomenon is avoided, and the service life is prolonged; a heat insulating body 63 is arranged between the cold conducting body 62 and the heat radiating body 65, and the heat insulating body 63 blocks heat of the heat radiating body 65 from being transferred to the cold conducting body 62, and simultaneously blocks cold of the cold conducting body 62 from being transferred to the heat radiating body 65, so that the utilization rate of the cold is improved, and the cold loss is reduced.

The air duct 5 comprises a first air duct 51 and a second air duct 52 which are communicated with each other; the first air duct 51 is formed by a gap between the outer wall of the inner tub 3 and the inner wall of the inner tub placement chamber 4; the second air duct 52 is formed by a gap between the top of the inner barrel 3 and the shell cover 2, and/or the second air duct 52 is formed by the concave cavity 31; the side wall of the inner barrel placing cavity 4 is provided with a vent hole 41 corresponding to the cold end fan 61, and cold air enters the first air duct 51 and the second air duct 52 through the vent hole 41.

The cold end fan 61 is fixed on the outer side of the inner barrel placing cavity 4 and faces the vent hole 41, the refrigeration component 6 is communicated with the first air duct 51 and the second air duct 52 through the vent hole 41, and cold air flows on the first air duct 51 and the second air duct 52 respectively; the cold air circulates in the first air duct 51 at a high speed, and wraps the outer side of the inner barrel 3 through the first air duct 51, so that the outer side of the inner barrel 3 is uniformly cooled, and the overall cooling effect is improved; the cold air circulates in the second air duct 52, the cold air has heavier quality, and part of the cold air flows downwards and covers the concave cavity 31 of the inner barrel 3, so that the concave cavity 31 and garbage on the concave cavity 31 are uniformly cooled, and the overall cooling effect is improved.

The water receiving box 11 is assembled and disassembled with the shell 1; the bottom of the shell 1 is also provided with a drain hole 12 for guiding condensed water to flow into the water receiving box 11; the water receiving box 11 is positioned below the water drain hole 12; the drain hole 12 is positioned at the lower part of the inner barrel placing cavity 4, two ends of the drain hole 12 are respectively communicated with the inner barrel placing cavity 4 and the water receiving box 11, and condensed water in the inner barrel placing cavity 4 flows into the water receiving box 11 after passing through the drain hole; the water receiving box 11 can be conveniently taken out from the shell 1, and condensed water is poured out or the water receiving box 11 is cleaned; in operation, the water receiving box 11 is installed below the inner barrel placing cavity 4 and is used for collecting and storing condensed water.

The shell 1 is also provided with a heat preservation cavity 7, the heat preservation cavity 7 is positioned at the periphery of the inner barrel placing cavity 4, and the heat preservation cavity 7 wraps the inner barrel placing cavity 4, so that heat preservation of the inner barrel placing cavity 4 is realized; the heat preservation cavity 7 wraps the side surface and the bottom surface of the inner barrel placing cavity 4 respectively, heat preservation materials are filled in the heat preservation cavity 7, the loss of cold energy is reduced, the cooling efficiency is improved, and the energy consumption is reduced; specifically, foaming materials are filled in the heat preservation cavity 7 for heat preservation, so that heat preservation efficiency is improved; the heat preservation cavity 7 is provided with a ventilation air duct 71 corresponding to the ventilation hole 41, and the refrigerating component 6 is communicated with the air duct 5 through the ventilation air duct 71; the cold end fan 61 is arranged in the ventilation duct 71, and two ends of the cold end fan 61 are respectively connected with the ventilation hole 41 and the cold guide body 62; part of cold air in the air duct 5 flows out through the ventilation air duct 71, which is beneficial to air pressure balance of the air duct 5.

The shell 1 is also provided with an electromechanical cavity 8 communicated with the inner barrel placing cavity 4, a control circuit board 82 and a fixing bracket 81 for fixing the refrigeration assembly 6 are arranged in the electromechanical cavity 8, and the control circuit board 82 is electrically connected with the refrigeration assembly 6; the side walls of the electromechanical cavity 8 are also provided with an air inlet 83 and an air outlet 84, respectively.

Air outside the shell 1 enters the electromechanical cavity 8 through the air inlet 83, the air in the electromechanical cavity 8 is converted into cold air through the refrigerating assembly 6, and the cold air is blown to the first air duct 51 and the second air duct 52 respectively to cool the garbage in the inner barrel 3 and the concave cavity 31; one end of the cooling fan 66 is fixed on the radiator 65, the other end of the cooling fan 66 faces the air outlet 84, and heat generated by the hot end of the semiconductor refrigerating sheet 64 is rapidly discharged out of the shell 1 through the radiator 65, the cooling fan 66 and the air outlet 84 respectively; the control circuit board 82 controls the operating states of the semiconductor cooling fin 64, the cool end fan 61, and the heat radiation fan 66, respectively.

The inner barrel 3 is provided with a handle part (not shown in the drawing), two ends of the handle part are respectively connected with the inner barrel 3 in a rotating way, the handle part is unfolded in a rotating way so as to be convenient for extracting the inner barrel 3, and the handle part is stored in a rotating way so as to be convenient for placing the inner barrel 3 in the inner barrel placing cavity 4; the inner barrel 3 is made of a heat conducting material, specifically, the inner barrel 3 is made of an aluminum alloy material, and under the effect of cold air, the inner barrel 3 is rapidly and uniformly cooled, so that the cooling efficiency can be improved, and the energy consumption can be reduced.

A sealing ring 13 is arranged between the shell cover 2 and the shell 1 to realize sealing fit; the sealing ring 13 is positioned on the shell cover 2 and/or the shell 1; when the shell cover 2 is closed, cold air circulates on the first air duct 51 and the second air duct 52 in a closed state respectively, so that the loss of cold energy is effectively avoided, the utilization rate of the cold energy is improved, and the energy consumption is reduced.

The shell cover 2 is positioned at the upper end of the shell 1; the shell 1 and/or the shell cover 2 is also provided with a flip mechanism 85, the shell cover 2 is movably connected with the shell 1 through the flip mechanism 85, and the shell cover 2 is manually opened and/or electrically opened through the flip mechanism 85.

One end of the flip mechanism 85 is connected with the shell 1, the other end of the flip mechanism 85 is connected with the shell cover 2, the two ends of the flip mechanism 85 are connected in a transferring way, the shell cover 2 is manually lifted, and the shell cover 2 is rotated and opened by taking the flip mechanism 85 as a center.

The flip mechanism 85 is further provided with a motor, the motor is rotationally connected with two ends of the flip mechanism 85, the motor is electrically connected with the control circuit board 82, and the motor drives two ends of the flip mechanism 85 to rotate relatively, so that the shell cover 2 is opened by taking the flip mechanism 85 as a center.

The cover-turning mechanism 85 is also provided with a switching member for controlling the cover 2 to be opened in a manual mode or in an electric mode, and when the switching member is in the manual mode, the cover 2 is manually lifted and the cover 2 is turned and opened by taking the cover-turning mechanism 85 as the center; when the switching member is in the electric mode, the motor drives the two ends of the flip mechanism 85 to rotate relatively, and the cover 2 is opened by electric force with the flip mechanism 85 as the center.

Working principle:

the inner barrel 3 is placed in the inner barrel placing cavity 4, the shell cover 2 and the shell 1 are in a closed state, cold energy is generated at the cold end of the semiconductor refrigerating sheet 64 and is quickly transmitted to the cold guide body 62, air in the electromechanical cavity 8 is cooled by the cold guide body 62 and is converted into cold air under the guidance of the cold end fan 61, the cold energy is directly blown to the first air duct 51 and the second air duct 52 in the form of cold air, the cold air circulates in the first air duct 51 and the second air duct 52 respectively, and the cold air exchanges cold and heat with garbage in the inner barrel 3 and the concave cavity 31 respectively, so that the garbage in the inner barrel 3 and the concave cavity 31 is in a low-temperature environment; part of cold air in the air duct 5 flows back to the electromechanical cavity 8 through the ventilation air duct 71, so that the air pressure between the air duct 5 and the electromechanical cavity 8 is kept balanced; air outside the shell 1 enters the electromechanical cavity 8 through the air inlet, the air in the electromechanical cavity 8 is converted into cold air through the refrigerating component 6, and the cold air is continuously blown to the air duct 5, so that the garbage in the inner barrel 3 and the concave cavity 31 is in a low-temperature environment for a long time, the garbage storage time is prolonged, peculiar smell is not easy to generate, and bacteria are not easy to breed; meanwhile, the hot end of the semiconductor refrigerating sheet 64 also generates heat, the heat is quickly conducted to the heat radiating body 65, the heat on the heat radiating body 65 is quickly discharged out of the shell 1 through the air outlet by the heat radiating fan 66, the heat radiating efficiency is improved, the semiconductor refrigerating sheet 64 works at the normal working temperature, meanwhile, heat is prevented from being accumulated in the electromechanical cavity 8, the electromechanical cavity 8 keeps the proper working temperature, the cold energy utilization rate is improved, and the energy consumption is reduced.

Cold air circulates in the first air duct 51 and carries out cold-heat exchange, condensed water is easy to generate, the condensed water is drained to the water receiving box 11 through the drain hole 12, the water receiving box 11 is taken out, the condensed water can be conveniently poured out or the water receiving box 11 can be conveniently cleaned, and the condensed water is prevented from becoming a new pollution point.

The cover 2 is opened manually or electrically, the inner barrel 3 is taken out from the inner barrel placing cavity 4 through the handle part, and garbage can be conveniently dumped or the inner barrel 3 can be cleaned.

An operation panel (not shown in the drawing) is further arranged on the shell cover 2 and/or the shell 1, and the operation panel is electrically connected with the control circuit board 82; the operation panel controls the working states of the semiconductor refrigerating sheet 64, the cold end fan 61 and the heat radiation fan 66 through the control circuit board 82; the operating panel can also control the working state of the motor through the control circuit board 82, so as to realize the electric opening and closing of the shell cover 2.

The foregoing is a preferred embodiment of the utility model showing and describing the general principles, features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the foregoing embodiments, which have been described in the foregoing embodiments and description merely illustrates the principles of the utility model, and that various changes and modifications may be effected therein without departing from the spirit and scope of the utility model as defined in the appended claims and their equivalents.

Claims (10)

1. The utility model provides a refrigeration garbage bin, includes casing (1), cap (2) and disconnect-type inner tub (3), casing (1) is equipped with inner tub and places chamber (4), inner tub (3) are equipped with cavity (31) that are used for depositing rubbish, inner tub (3) inner tub place chamber (4) constitute wind channel (5), its characterized in that between cap (2): the side of the inner barrel placing cavity (4) is provided with a refrigeration component (6) for generating cold air, the refrigeration component (6) comprises a semiconductor refrigeration sheet (64) and a cold end fan (61), one end of the cold end fan (61) is opposite to the cold end of the semiconductor refrigeration sheet (64) and is tightly matched with the cold end of the semiconductor refrigeration sheet, the other end of the cold end fan (61) is connected with the side wall of the inner barrel placing cavity (4), the cold air is blown to the air duct (5), and the cold air circulates in the air duct (5) to cool garbage in the inner barrel (3) and the concave cavity (31); the shell (1) is also provided with a water receiving box (11) for collecting condensed water.

2. A refrigerated trash can as claimed in claim 1, wherein: the refrigeration assembly (6) further comprises a cold conducting body (62), a heat radiating body (65) and a heat radiating fan (66); one end of the cold guide body (62) is tightly attached to the cold end of the semiconductor refrigerating sheet (64), and the cold end fan (61) is fixed to the other end of the cold guide body (62); one end of the heat radiation body (65) is tightly attached to the hot end of the semiconductor refrigerating sheet (64), and the heat radiation fan (66) is fixed to the other end of the heat radiation body (65).

3. A refrigerated trash can as claimed in claim 1, wherein: the air duct (5) comprises a first air duct (51) and a second air duct (52), and the two air ducts are communicated with each other; the first air duct (51) is formed by a gap between the outer wall of the inner barrel (3) and the inner wall of the inner barrel placing cavity (4); the second air duct (52) is formed by a gap between the top of the inner barrel (3) and the shell cover (2), and/or the second air duct (52) is formed by the concave cavity (31); the side wall of the inner barrel placing cavity (4) is provided with a vent hole (41) corresponding to the cold end fan (61), and cold air enters the first air duct (51) and the second air duct (52) through the vent hole (41).

4. A refrigerated trash can as claimed in claim 1, wherein: the water receiving box (11) is detachably matched with the shell (1); the bottom of the shell (1) is also provided with a drain hole (12) for guiding condensed water to flow into the water receiving box (11); the water receiving box (11) is positioned below the water draining hole (12).

5. A refrigerated trash can as claimed in claim 1, wherein: the shell (1) is further provided with a heat preservation cavity (7), the heat preservation cavity (7) is located at the periphery of the inner barrel placement cavity (4), the heat preservation cavity (7) wraps the inner barrel placement cavity (4), and heat preservation of the inner barrel placement cavity (4) is achieved.

6. A refrigerated trash can as claimed in claim 1, wherein: the shell (1) is also provided with an electromechanical cavity (8) communicated with the inner barrel placing cavity (4), a control circuit board (82) and a fixing bracket (81) for fixing the refrigeration assembly (6) are arranged in the electromechanical cavity (8), and the control circuit board (82) is electrically connected with the refrigeration assembly (6); the side wall of the electromechanical cavity (8) is also provided with an air inlet (83) and an air outlet (84) respectively.

7. A refrigerated trash can as claimed in claim 2, wherein: a heat insulating body (63) is arranged between the cold conducting body (62) and the heat radiating body (65).

8. A refrigerated trash can as claimed in claim 1, wherein: the inner barrel (3) is provided with a lifting part; the inner barrel (3) is made of heat conducting materials.

9. A refrigerated trash can as claimed in claim 1, wherein: a sealing ring (13) is arranged between the shell cover (2) and the shell (1) to realize sealing fit; the sealing ring (13) is located on the shell cover (2) and/or on the shell (1).

10. A refrigerated trash can as claimed in claim 1, wherein: the shell cover (2) is positioned at the upper end of the shell (1); the shell (1) and/or the shell cover (2) are/is further provided with a flip mechanism (85), the shell cover (2) is movably connected with the shell (1) through the flip mechanism (85), and the shell cover (2) is/are opened manually and/or electrically through the flip mechanism (85).

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