Kitchen waste processor with storage and deodorization functions

By designing a built-in purification fan and purification filter element in the kitchen waste disposaler and combining the design of the diversion air duct, the problem that the kitchen waste disposaler cannot effectively filter out odors when stored is solved, achieving more efficient odor purification and easy operation.

CN120096962APending Publication Date: 2025-06-06BIGLAND ELECTRIC APPLIANCE
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Patent Information

Application Number
CN202510258839.3
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-03-06
Publication Date
2025-06-06

AI Technical Summary

Technical Problem

The existing kitchen waste disposaler cannot effectively filter odors when stored, and the sealing properties are poor, resulting in the odor being dissipated and the operation is complicated.

Method used

A kitchen waste disposaler with storage and deodorization function is designed, using a built-in purification fan and purification filter element, connecting the inner barrel and purification air duct through a diversion air duct, maintaining the negative pressure state of the inner barrel, and sucking odor for purification.

Benefits of technology

Effectively prevent the odor of kitchen waste from spreading, simplify operations, improve sealing and purification efficiency, and do not need to package and store kitchen waste separately.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention discloses a kitchen waste disposer with storage and deodorization functions, a purification device comprises a purification fan and at least one purification filter element, the purification filter element is movably mounted in a purification air duct, the purification fan is fixedly mounted at any end of the purification air duct, the kitchen waste disposer has a storage state and a fermentation state, and in the storage state, the purification filter element is fixedly mounted at any end of the purification air duct. The purification fan continuously operates or intermittently operates, and the heating device and the smashing driving mechanism are stopped; and in a fermentation state, the purification fan continuously operates or intermittently operates, and the heating device and the crushing driving mechanism both operate and work. By independently and continuously starting or intermittently starting the purification fan, the inner barrel is kept in a negative pressure state, and odor in the inner barrel is sucked into the purification filter element for purification and deodorization, so that the odor is prevented from overflowing, kitchen garbage does not need to be packaged and stored independently, the operation is simple, and time and labor are saved.
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Description

Technical Field

[0001] The invention relates to the technical field of kitchen waste disposers, and in particular to a kitchen waste disposer with storage and deodorization functions. Background Art

[0002] The kitchen waste disposer heats and stirs the kitchen waste so that the kitchen waste ferments to form organic fertilizer. However, the fermentation process of kitchen waste is long, so it is often necessary to fill a certain amount of kitchen waste to treat the kitchen waste. During the fermentation process of the kitchen waste, the kitchen waste will produce odor, so the kitchen waste disposer is often equipped with an air purification mechanism. In actual use, when the amount of kitchen waste is too small, it will not be processed immediately, but when the kitchen waste accumulates to a certain amount, it will be processed. In the process of accumulation, the kitchen waste is often stored separately, and when it accumulates to a certain amount, it is put into the kitchen waste disposer. When the kitchen waste is stored separately, it must be sealed to prevent the odor from escaping during the storage process. This storage method has a complicated operation process, is time-consuming and laborious; and directly putting the kitchen waste into the kitchen waste disposer for storage, although the operation is simple, but the traditional kitchen waste disposer cannot filter the odor when it is shut down, and the sealing is poor, it cannot form an absolute seal, and it is difficult to block the odor from escaping, so it is necessary to improve it. Summary of the invention

[0003] In view of the deficiencies in the prior art, an object of the present invention is to provide a kitchen waste disposer with storage and deodorization functions, which can store kitchen waste, prevent odor from emitting, and improve operational convenience.

[0004] In order to achieve the above-mentioned purpose, the technical scheme adopted by the present invention is: a kitchen waste disposer with storage and deodorization function, comprising an outer barrel, an inner barrel, a purification air duct, a purification device, a heating device and a crushing device, the outer barrel is provided with an installation cavity inside, the inner barrel is movably installed in the installation cavity, the heating device is arranged in the installation cavity and is located below or beside the inner barrel, the crushing device comprises a crushing knife group and a crushing drive mechanism, the crushing drive mechanism is arranged at the bottom of the installation cavity, the crushing knife group is arranged inside the inner barrel, the crushing drive mechanism is transmission-connected with the crushing knife group, the purification air duct is arranged in the outer barrel, the first end of the purification air duct is communicated with the inner cavity of the inner barrel, the second end of the purification air duct is communicated with the atmosphere, the purification device is arranged in the purification air duct, the purification device comprises a purification fan and at least one purification filter element, the purification filter element is movably installed in the purification air duct, and the purification fan is fixedly installed at any end of the purification air duct.

[0005] The food waste disposer includes a storage state and a fermentation state. In the storage state, the purification fan runs continuously or intermittently, and the heating device and the crushing drive mechanism are both stopped;

[0006] In the fermentation state, the purification fan runs continuously or intermittently, and the heating device and the crushing drive mechanism are both in operation.

[0007] In a further technical solution, the outer barrel includes a barrel body and a barrel cover, the barrel cover is closed on the upper part of the barrel body, a guide air duct is arranged inside the barrel cover, a first end of the guide air duct is connected to the inner cavity of the inner barrel, a second end of the guide air duct is connected to the second end of the purification air duct, a barrel sealing ring and an air duct sealing ring are arranged at the bottom of the barrel cover, the barrel sealing ring is abutted against the upper edge of the inner barrel, the air duct sealing ring is abutted against the upper part of the purification filter element, a temperature and humidity sensor is arranged in the guide air duct, and at least one overflow port is opened on one side of the upper part of the inner barrel, and the overflow port is connected to the atmosphere.

[0008] In a further technical solution, the purified air duct includes a confluence chamber and two filter element installation chambers. The upper parts of the two filter element installation chambers are open, an air outlet is provided on one side of the confluence chamber, and two air inlets are provided on the upper part of the confluence chamber. The purification fan is fixedly installed at the air outlet, and the lower ends of the two filter element installation chambers are respectively connected to the air outlets. The air inlet end of the purification fan faces the confluence chamber, and a purification filter is inserted in each of the two filter element installation chambers.

[0009] In a further technical solution, two exhaust ports are provided at the second end of the guide air duct, and the two exhaust ports are respectively connected to the two filter element installation cavities, and the two exhaust ports are respectively provided with an air duct sealing ring, and the two air duct sealing rings are respectively cooperated with the two purification filter elements to resist the top, and a narrow detection channel is provided in the middle part of the guide air duct, and the temperature and humidity sensor extends into the detection channel, and a filter element sealing ring is provided between the lower end of the two purification filter elements and the air outlet.

[0010] In a further technical solution, a purification outlet is opened on one side of the outer barrel, and an exhaust passage is arranged between the purification outlet and the air outlet end of the purification fan.

[0011] In a further technical solution, a maximum scale line is provided on the upper part of the inner wall of the inner barrel, the overflow port is located above the maximum scale line, and the cross-section of the overflow port is 10 to 100 mm. 2 .

[0012] In a further technical solution, after the food waste disposer enters the storage state, the purification fan runs continuously for a preset time and then runs intermittently.

[0013] In a further technical solution, the barrel cover is provided with a control device, which includes a control circuit, a display component and a control button group. The display component and the control button group are electrically connected to the control circuit respectively, and the heating device, the crushing drive mechanism and the purification fan are electrically connected to the control circuit respectively.

[0014] In a further technical solution, the display assembly includes a mode display, a humidity display, a progress display and a filter cartridge life display, the mode display, the humidity display, the progress display and the filter cartridge life display are electrically connected to the control circuit respectively, the mode display includes a storage mode light and at least one fermentation mode light, the humidity display uses a digital tube, the progress display includes a plurality of LED lamp beads arranged at intervals, and the filter cartridge life display uses an LED lamp;

[0015] The control button group includes a start button and a mode switch button, which are electrically connected to the control circuit respectively. By pressing the mode switch button, the fermentation mode light or the storage mode light is selected to be lit; when the fermentation mode light is on, press the start button and the food waste disposer enters the fermentation state; when the storage mode light is on, press the start button and the food waste disposer enters the storage state.

[0016] In a further technical solution, a multi-gas composite sensor for monitoring odor is also provided in the guide air duct, and a lid closing detection mechanism is provided on the barrel lid or barrel body. The multi-gas composite sensor and the lid closing detection mechanism are electrically connected to the control circuit respectively.

[0017] After adopting the above structure, the advantages of the present invention compared with the prior art are: by continuously starting or intermittently starting the purification fan alone, the inner barrel is kept in a negative pressure state, and the odor in the inner barrel is sucked into the purification filter element for purification and deodorization, thereby preventing the odor from overflowing, and there is no need to pack and store kitchen waste separately, which is simple to operate and saves time and effort; the inner barrel and the purification air duct are connected by a guide air duct, which is convenient for opening the barrel cover to replace the purification filter element; the sealing between the inner barrel and the guide air duct is improved by the barrel sealing ring, the sealing between the guide air duct and the purification filter element is improved by the air duct sealing ring, and the sealing between the purification filter element and the confluence chamber is improved by the filter element sealing ring, so that the purification fan and the inner barrel are kept sealed. When the purification fan is started, the inner barrel generates negative pressure, driving the odor into the purification filter element for filtration, and the pressure of the inner barrel is balanced by the air intake through the overflow port to form a circulation purification, thereby improving the purification efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The present invention is further described below in conjunction with the accompanying drawings and embodiments.

[0019] Figure 1 It is a schematic diagram of the structure of the present invention;

[0020] Figure 2 is a cross-sectional view of the side of the present invention;

[0021] Figure 3 is a cross-sectional view of the back of the present invention;

[0022] Figure 4 is a perspective view of the rear portion of the present invention;

[0023] Figure 5 It is a schematic diagram of the structure inside the barrel body and barrel cover of the present invention;

[0024] Figure 6 is a connection block diagram of the control device of the present invention;

[0025] Figure 7 It is a top view of the control device of the present invention.

[0026] In the figure:

[0027] 1 barrel body, 11 installation cavity, 12 purification outlet, 13 exhaust channel, 14 confluence cavity, 141 air outlet, 142 air inlet, 15 filter element installation cavity;

[0028] 2 barrel cover, 21 air guide duct, 211 exhaust vent, 212 detection channel, 22 barrel sealing ring, 23 air duct sealing ring, 24 temperature and humidity sensor, 251 storage mode light, 252 fermentation mode light, 26 humidity display, 27 progress display, 28 filter element life display, 291 start button, 292 mode switching button;

[0029] 3 inner barrel, 31 overflow port, 32 highest scale line;

[0030] 41 purification fan, 42 purification filter element, 421 filter element sealing ring;

[0031] 5. Heating device;

[0032] 61 is a crushing driving mechanism, 62 is a crushing knife group. DETAILED DESCRIPTION

[0033] The following are only preferred embodiments of the present invention, and are not intended to limit the protection scope of the present invention.

[0034] Embodiment 1

[0035] A kitchen waste disposer with storage and deodorization functions, such as Figures 1 to 7As shown, it includes an outer barrel, an inner barrel 3, a purification air duct, a purification device, a heating device 5 and a crushing device. The outer barrel is provided with a mounting cavity 11, the inner barrel 3 is movably mounted in the mounting cavity 11, the heating device 5 is arranged in the mounting cavity 11 and is located below or beside the inner barrel 3, the crushing device includes a crushing knife group 62 and a crushing drive mechanism 61, the crushing drive mechanism 61 is arranged at the bottom of the mounting cavity 11, the crushing knife group 62 is arranged in the inner barrel 3, the crushing drive mechanism 61 is connected to the crushing knife group 62 by transmission, the purification air duct is arranged in the outer barrel, and the first end of the purification air duct is connected to the inner cavity of the inner barrel 3. The second end of the purification air duct is connected to the atmosphere, and the purification device is arranged in the purification air duct. The purification device includes a purification fan 41 and at least one purification filter element 42. The purification filter element 42 is movably installed in the purification air duct. The purification fan 41 is fixedly installed at any end of the purification air duct. The kitchen waste disposer includes a storage state and a fermentation state. In the storage state, the purification fan 41 runs continuously, and the heating device 5 and the crushing drive mechanism 61 are both stopped; in the fermentation state, the purification fan 41 runs continuously or intermittently, and the heating device 5 and the crushing drive mechanism 61 are both running. The purification device of the traditional kitchen waste disposer must be started during fermentation. When the kitchen waste is stored, the odor of the kitchen waste is easy to overflow. The present invention maintains a negative pressure state by continuously starting or intermittently starting the purification fan 41 alone, and the odor in the inner barrel 3 is sucked into the purification filter element 42 for purification and deodorization, thereby preventing the odor from overflowing. There is no need to pack and store the kitchen waste separately, which is simple to operate and saves time and effort.

[0036] Specifically, the outer barrel includes a barrel body 1 and a barrel cover 2, the barrel cover 2 is covered on the upper part of the barrel body 1, and a guide air duct 21 is arranged inside the barrel cover 2, the first end of the guide air duct 21 is connected to the inner cavity of the inner barrel 3, and the second end of the guide air duct 21 is connected to the second end of the purification air duct, and a barrel sealing ring 22 and an air duct sealing ring 23 are arranged at the bottom of the barrel cover 2, the barrel sealing ring 22 is abutted against the upper edge of the inner barrel 3, and the air duct sealing ring 23 is abutted against the upper part of the purification filter element 42, and a temperature and humidity sensor 24 is arranged in the guide air duct 21, and at least one overflow port 31 is opened on one side of the upper part of the inner barrel 3, and the overflow port 31 is connected to the atmosphere. The inner barrel 3 and the purification air duct are connected through the guide air duct 21, which makes it easy to open the barrel cover 2 to replace the purification filter element 42. The height of the entire food waste disposer is utilized, the air duct is relatively short, and the exhaust is direct and efficient. The barrel sealing ring 22 improves the sealing between the inner barrel 3 and the guide air duct, and the air duct sealing ring 23 improves the sealing between the guide air duct 21 and the purification filter element 42, so that the purification fan 41 and the inner barrel 3 are kept sealed. When the purification fan 41 is started, the inner barrel 3 generates negative pressure, driving the odor into the purification filter element 42 for filtration. The air intake through the overflow port 31 balances the pressure of the inner barrel 3, and maintains a constant negative pressure value in the inner barrel 3 to form a circulation purification and improve the purification efficiency.

[0037] Specifically, the purification air duct includes a confluence chamber 14 and two filter element installation chambers 15. The upper parts of the two filter element installation chambers 15 are open, an air outlet 141 is provided on one side of the confluence chamber 14, and two air inlets 142 are provided on the upper part of the confluence chamber 14. The purification fan 41 is fixedly installed on the air outlet 141. The lower ends of the two filter element installation chambers 15 are respectively connected to the air outlet 141. The air inlet end of the purification fan 41 faces the confluence chamber 14, and a purification filter 42 is respectively inserted in the two filter element installation chambers 15. Setting two parallel purification filter elements 42 can improve the purification efficiency, increase the contact time and area between the odor and the purification filter element 42, and improve the purification effect. The odor enters the guide air duct 21 from the inner barrel 3, and after being diverted by the guide air duct 21, enters the two filter element installation chambers 15 respectively. The air adsorbed and purified by the two filter element installation chambers 15 enters the confluence chamber 14 from the two air inlets 142 and is finally discharged through the purification fan 41. Only one purification fan 41 is needed, and the structure is simple and the cost is low.

[0038] Specifically, two exhaust ports 211 are provided at the second end of the guide air duct 21, and the two exhaust ports 211 are respectively connected to the two filter element installation chambers 15, and the two exhaust ports 211 are respectively provided with an air duct sealing ring 23, and the two air duct sealing rings 23 are respectively matched with the two purification filter elements 42, and a narrow detection channel 212 is provided in the middle of the guide air duct 21, and the temperature and humidity sensor 24 extends into the detection channel 212, and a filter element sealing ring 421 is provided between the lower end of the two purification filter elements 42 and the air outlet 141. The cross section of the guide air duct 21 is reduced by the narrow detection channel 212, so that the odor is gathered before being discharged from the two exhaust ports 211, thereby improving the uniformity of humidity in the odor and improving the detection accuracy of the temperature and humidity sensor 24; the filter element sealing ring 421 improves the sealing between the purification filter element 42 and the confluence chamber 14, so as to facilitate the generation of negative pressure in the inner barrel 3 and improve the working efficiency of the purification fan 41.

[0039] Specifically, a purification outlet 12 is provided on one side of the outer barrel, and an exhaust passage 13 is provided between the purification outlet 12 and the air outlet end of the purification fan 41. The exhaust passage 13 increases the connection area with the purification outlet 12 to expand the area of ​​the purification outlet 12, increase the exhaust speed, and reduce the wind pressure.

[0040] Specifically, a maximum scale line 32 is provided on the upper portion of the inner wall of the inner barrel 3, and the overflow port 31 is located above the maximum scale line 32. The cross section of the overflow port 31 is 10 to 100 mm. 2 The maximum scale line 32 is used to warn the user to avoid putting in more kitchen waste than the maximum limit. The overflow port 31 is set above the maximum scale line 32 to prevent kitchen waste from blocking the overflow port 31. Preferably, the cross-section of the overflow port 31 is 20 to 80 mm. 2If the overflow port 31 is too large, the negative pressure in the inner barrel 3 will be low, and the odor will not be able to completely enter the guide air duct 21, and may even be discharged from the overflow port 31, causing the odor to overflow. If the overflow port 31 is too small, the air intake will be insufficient, and the negative pressure in the inner barrel 3 will be high, which will increase the load of the purification fan 41, reduce the service life of the purification fan 41, and increase the noise.

[0041] Specifically, the barrel cover 2 is provided with a control device, which includes a control circuit, a display component and a control button group, the display component and the control button group are electrically connected to the control circuit respectively, and the heating device 5, the crushing drive mechanism 61 and the purification fan 41 are electrically connected to the control circuit respectively. The control device is arranged on the barrel cover 2 for easy operation, and the function selection and control are performed through the control button group, and the working status is fed back through the display component for easy operation.

[0042] Specifically, the display component includes a mode display, a humidity display 26, a progress display 27 and a filter life display 28, which are respectively electrically connected to the control circuit. The mode display includes a storage mode light 251 and at least one fermentation mode light 252. The humidity display 26 uses a digital tube, the progress display 27 includes a plurality of LED lamp beads arranged at intervals, and the filter life display 28 uses an LED lamp; the control button group includes a start button 291 and a mode switching button 292, which are respectively electrically connected to the control circuit. By pressing the mode switching button 292, the fermentation mode light 252 or the storage mode light 251 is selected to light up; when the fermentation mode light 252 is on, press the start button 291, and the food waste disposer enters the fermentation state; when the storage mode light 251 is on, press the start button 291, and the food waste disposer enters the storage state. The humidity display 26 displays the values ​​detected by the temperature and humidity sensor 24. The progress display 27 reflects the fermentation progress by lighting up the LED lamp beads in sequence. When the filter life display 28 lights up, it indicates that the purification filter 42 has reached the replacement cycle. The storage mode light 251 and the fermentation mode light 252 are used to display the working status of the food waste disposer. The structure is simple and the cost is low. Of course, the display component can also use a display screen and a touch screen to display more information.

[0043] Specifically, a multi-gas composite sensor for monitoring odor is also provided in the air guide duct 21, and a lid closing detection mechanism is provided on the barrel cover 2 or the barrel body 1. The multi-gas composite sensor and the lid closing detection mechanism are electrically connected to the control circuit respectively. Odor is detected by the multi-gas composite sensor, which adopts SGP40 or BME680 sensor and can detect H 2 S. NH 3and VOCs to control the automatic start and stop of the purification fan 41; and detect whether the barrel cover 2 is closed by the lid closing detection mechanism to improve safety and avoid starting the crushing drive mechanism 61 when the barrel cover 2 is opened.

[0044] Embodiment 2

[0045] The present embodiment provides a food waste disposer with storage and deodorization functions. The structure of the food waste disposer in the present embodiment is basically the same as that of the food waste disposer in the first embodiment. The difference is that after the food waste disposer in the present embodiment enters the storage state, the purification fan 41 runs intermittently.

[0046] Embodiment 3

[0047] The present embodiment provides a food waste disposer with storage and deodorization functions. The structure of the food waste disposer in the present embodiment is basically the same as the food waste disposer in the first embodiment. The difference is that after the food waste disposer in the present embodiment enters the storage state, the purification fan 41 first runs continuously for a preset time and then runs intermittently.

[0048] Embodiment 4

[0049] The present embodiment provides a food waste disposer with storage and deodorization functions. The structure of the food waste disposer in the present embodiment is basically the same as the food waste disposer in the first embodiment. The difference is that the food waste disposer in the present embodiment automatically starts the purification fan 41 when the value detected by the multi-gas composite sensor is greater than the threshold value, and automatically turns off the purification fan 41 when the value detected by the multi-gas composite sensor is less than the threshold value. There is no need to select a mode, thereby reducing energy consumption.

[0050] Preferably, the food waste disposer automatically adjusts the power of the purification fan 41 according to the value detected by the multi-gas composite sensor to control the rotation speed of the purification fan 41 and automatically controls the purification speed.

[0051] The above contents are only preferred embodiments of the present invention. For ordinary technicians in this field, according to the concept of the present invention, there will be changes in the specific implementation methods and application scopes. The content of this specification should not be understood as limiting the present invention.

Claims

1. A kitchen waste disposer with storage and deodorization functions, comprising an outer barrel, an inner barrel (3), a purification air duct, a purification device, a heating device (5) and a crushing device, wherein an installation cavity (11) is arranged inside the outer barrel, the inner barrel (3) is movably installed in the installation cavity (11), the heating device (5) is arranged in the installation cavity (11) and is located below or beside the inner barrel (3), the crushing device comprises a crushing knife group (62) and a crushing drive mechanism (61), the crushing drive mechanism (61) is arranged at the bottom of the installation cavity (11), the crushing knife group (62) is arranged inside the inner barrel (3), the crushing drive mechanism (61) is transmission-connected with the crushing knife group (62), the purification air duct is arranged in the outer barrel, the first end of the purification air duct is communicated with the inner cavity of the inner barrel (3), the second end of the purification air duct is communicated with the atmosphere, and the purification device is arranged in the purification air duct, characterized in that: The purification device comprises a purification fan (41) and at least one purification filter element (42), wherein the purification filter element (42) is movably installed in the purification air duct, and the purification fan (41) is fixedly installed at any end of the purification air duct. The food waste disposer includes a storage state and a fermentation state. In the storage state, the purification fan (41) operates continuously or intermittently, and the heating device (5) and the crushing drive mechanism (61) are both stopped; In the fermentation state, the purification fan (41) operates continuously or intermittently, and the heating device (5) and the crushing drive mechanism (61) are both in operation.

2. A kitchen waste disposer with storage and deodorization function according to claim 1, characterized in that: The outer barrel comprises a barrel body (1) and a barrel cover (2), the barrel cover (2) being covered on the upper part of the barrel body (1), a guide air duct (21) being arranged inside the barrel cover (2), a first end of the guide air duct (21) being communicated with the inner cavity of the inner barrel (3), a second end of the guide air duct (21) being communicated with the second end of the purification air duct, a barrel sealing ring (22) and an air duct sealing ring (23) being arranged at the bottom of the barrel cover (2), the barrel sealing ring (22) being abutted against the upper edge of the inner barrel (3), the air duct sealing ring (23) being abutted against the upper part of the purification filter element (42), a temperature and humidity sensor (24) being arranged inside the guide air duct (21), at least one overflow port (31) being opened on one side of the upper part of the inner barrel (3), the overflow port (31) being communicated with the atmosphere.

3. A kitchen waste disposer with storage and deodorization function according to claim 2, characterized in that: The purification air duct comprises a confluence chamber (14) and two filter element installation chambers (15); the upper parts of the two filter element installation chambers (15) are open; an air outlet (141) is provided on one side of the confluence chamber (14); two air inlets (142) are provided on the upper part of the confluence chamber (14); the purification fan (41) is fixedly installed on the air outlet (141); the lower ends of the two filter element installation chambers (15) are respectively connected to the air outlet (141); the air inlet end of the purification fan (41) faces the confluence chamber (14); and a purification filter element (42) is respectively inserted into the two filter element installation chambers (15).

4. The kitchen waste disposer with storage and deodorization function according to claim 3, characterized in that: The second end of the guide air duct (21) is provided with two air outlets (211), the two air outlets (211) are respectively connected to the two filter element installation cavities (15), the two air outlets (211) are respectively provided with an air duct sealing ring (23), the two air duct sealing rings (23) are respectively abutted against the two purification filter elements (42), a narrow detection channel (212) is provided in the middle of the guide air duct (21), the temperature and humidity sensor (24) extends into the detection channel (212), and a filter element sealing ring (421) is provided between the lower end of the two purification filter elements (42) and the air outlet (141).

5. The kitchen waste disposer with storage and deodorization function according to claim 3, characterized in that: A purification outlet (12) is provided on one side of the outer barrel, and an exhaust passage (13) is provided between the purification outlet (12) and the air outlet end of the purification fan (41).

6. The kitchen waste disposer with storage and deodorization function according to claim 2, characterized in that: The upper part of the inner wall of the inner barrel (3) is provided with a maximum scale line (32), the overflow port (31) is located above the maximum scale line (32), and the cross section of the overflow port (31) is 10 to 100 mm. 2 .

7. The kitchen waste disposer with storage and deodorization function according to claim 2, characterized in that: After the food waste disposer enters the storage state, the purification fan (41) runs continuously for a preset time, and then the purification fan (41) runs intermittently.

8. A kitchen waste disposer with storage and deodorization function according to any one of claims 2 to 7, characterized in that: The barrel cover (2) is provided with a control device, which includes a control circuit, a display component and a control button group, the display component and the control button group are electrically connected to the control circuit respectively, and the heating device (5), the crushing drive mechanism (61) and the purification fan (41) are electrically connected to the control circuit respectively.

9. The kitchen waste disposer with storage and deodorization function according to claim 8, characterized in that: The display assembly comprises a mode display, a humidity display (26), a progress display (27) and a filter cartridge life display (28); the mode display, the humidity display (26), the progress display (27) and the filter cartridge life display (28) are electrically connected to the control circuit respectively; the mode display comprises a storage mode light (251) and at least one fermentation mode light (252); the humidity display (26) adopts a digital tube; the progress display (27) comprises a plurality of LED lamp beads arranged at intervals; and the filter cartridge life display (28) adopts an LED lamp; The control button group comprises a start button (291) and a mode switching button (292), the start button (291) and the mode switching button (292) being electrically connected to the control circuit respectively, and the fermentation mode light (252) or the storage mode light (251) is selected to be lit by pressing the mode switching button (292); when the fermentation mode light (252) is lit, the start button (291) is pressed, and the food waste disposer enters the fermentation state; when the storage mode light (251) is lit, the start button (291) is pressed, and the food waste disposer enters the storage state.

10. The kitchen waste disposer with storage and deodorization function according to claim 9, characterized in that: A multi-gas composite sensor for monitoring odor is also provided in the guide air duct (21), and a lid closing detection mechanism is provided on the barrel cover (2) or the barrel body (1), and the multi-gas composite sensor and the lid closing detection mechanism are electrically connected to the control circuit respectively.