CN110884801A

CN110884801A - Intelligent kitchen waste garbage can

Info

Publication number: CN110884801A
Application number: CN201911231851.6A
Authority: CN
Inventors: 朱琳娜; 蔡泽宇; 盛天毅
Original assignee: Hubei University of Technology
Current assignee: Hubei University of Technology
Priority date: 2019-12-05
Filing date: 2019-12-05
Publication date: 2020-03-17
Anticipated expiration: 2039-12-05
Also published as: CN110884801B

Abstract

The invention discloses an intelligent kitchen garbage can which comprises a can body and a rubber ring closed can cover, wherein the top of the can body is provided with an opening; the kitchen waste is crushed by the composite crushing cutter head at the bottom of the upper cavity, enters the fermentation bin arranged in the middle cavity, is promoted to complete the fermentation and drying processes by the catalyst and temperature control, enters the composting bin arranged in the lower cavity, is extruded by the extrusion platform, and is compressed and formed in the composting bin. The household garbage bin has the advantages that kitchen garbage is converted into dry organic fertilizer which is easy to store and quantitative to apply through a series of processes of crushing, disinfecting, fermenting, drying and compressing from the beginning of putting the kitchen garbage into the bin, the problem of environmental pollution resource waste caused by difficulty in treatment of the existing household kitchen garbage is solved, the practicability is high, the structure is simple, the safety protection measures of automatic power off during opening a lid are taken, the inner bin can be directly washed by water, the cleaning and the maintenance are easy, and the household requirements of safety, green and environment protection are met.

Description

Intelligent kitchen waste garbage can

Technical Field

The invention belongs to the technical field of kitchen waste organic garbage treatment, and particularly relates to an intelligent kitchen waste garbage can.

Background

With the popularization of environmental protection life, the problem of environmental pollution and resource waste caused by difficult treatment of kitchen waste organic garbage is increasingly paid attention to how to recycle kitchen waste organic garbage.

With the gradual improvement of the living standard of people, the household gardening starts to be popularized, the problem of fertilizer of the household gardening is perfectly solved by degrading and recycling the kitchen waste and the problem of treatment of the household kitchen waste is also solved.

The vast majority of the existing garbage cans only realize split charging by carrying out space separation from a garbage classification angle. The barrel body mainly comprises a barrel cover, a barrel body and a separation bin. The opening mode of bung has the multiple, and manual mainly includes: flip, pedal, etc.; automatic uncap mainly triggers flip through infrared induction to and comparatively neotype spiral structure that opens and shuts. The performance improvement of the small-size garbage bin of current house is concentrated on automatic packing and trade the bag.

All kinds of garbage bins simple structure that enumerate above, technical performance is mature, has improved the convenience of rubbish collection and packing operation. However, these solutions do not completely solve the problem of disposing of household waste, but only improve the problem of manual operations before sorting and dumping the waste. The prior art solution is particularly lacking in complete treatment of kitchen waste, including the convenient treatment of using a kitchen waste shredder and flushing it into a sewer, which is difficult to avoid creating a great ecological pressure on the environment.

Disclosure of Invention

In order to overcome the defects of the technical problems, the invention aims to provide the intelligent kitchen garbage can which is simple in structure, strong in practicability, low in carbon, environment-friendly and capable of meeting the requirements of green and environment-friendly households, and solves the problems that the existing household kitchen garbage is difficult to treat and causes environmental pollution and resource waste and the problem of quantifiable fertilization of small-sized plant cultivation of urban families.

The invention aims to fundamentally solve the problem of treatment of kitchen waste, the kitchen waste is converted into household available organic fertilizer through a series of processes of crushing, disinfecting, fermenting, drying and compressing from the beginning of putting the kitchen waste into a barrel, and the process is fully automatic and has zero environmental hazard. Fundamentally improves the problem of treating kitchen garbage.

In order to further achieve the purpose, the invention adopts the following technical scheme: an intelligent kitchen waste garbage can comprises a can body with an opening at the top, wherein a separable rubber ring sealing can cover is matched at the top of the can body, the can cover can be manually connected with the can body in an opening and closing mode, and a control system is controlled to be started and stopped by contacting with a micro normally closed switch arranged at the edge of an opening at the outer side of the can body; the barrel body is divided into an upper chamber, a middle chamber and a lower chamber by an upper partition plate and a lower partition plate;

in the upper cavity, a crushing port communicated with the upper cavity and the middle cavity is formed in the upper partition plate, and a composite crushing cutter head and a motor combination are mounted on the crushing port through a mounting seat; a piezoresistor sensor is arranged at the upper partition plate positioned between the crushing openings; the composite crushing cutter head, the motor combination and the piezoresistor sensor are connected with a main control chip (a single chip microcomputer stm32) fixed in the middle space area of the upper partition plate; the piezoresistor sensor sends a digital signal, the main control chip controls the starting and the closing of the composite crushing cutter head motor set, and the kitchen garbage is crushed and enters the middle chamber;

a fermentation chamber is arranged in the middle chamber, the fermentation chamber is composed of two arc plates which are symmetrically arranged and connected with an upper partition plate and a lower partition plate, and the upper parts of the arc plates are provided with a plurality of catalyst nozzles for spraying a catalyst to the fermentation chamber; the inner wall of the fermentation bin is uniformly surrounded with the electric heating tubes, and the current of the electric heating tubes is controlled by the program operation of the main control chip to set the temperature environment of the fermentation bin;

the lower chamber is a space between a lower partition plate and the bottom of the barrel, a fermentation bin bottom plate capable of opening and closing left and right oppositely is arranged in the middle of the lower partition plate, and the fermentation bin bottom plate is driven to open and close by a stepping motor connected with a main control chip; the lower cavity comprises a composting bin communicated with the fermentation bin through a fermentation bin bottom plate and an extrusion platform arranged at the lower end of the composting bin and used for pressing loose organic fertilizers into blocks.

In the technical scheme, the upper chamber is symmetrically provided with two guide plates, one ends of the guide plates are arranged on the inner wall of the barrel body, and the other ends of the guide plates are connected with the mounting seat in an arc shape.

In the technical scheme, the outer side wall of the barrel body is provided with a catalyst inlet, the catalyst inlet leads to a catalyst storage bin arranged between an upper partition plate and a guide plate in the barrel body, and a catalyst channel is positioned in a cavity formed by the guide plate and the upper partition plate and is connected with the catalyst storage bin and a micro booster pump to reach a catalyst nozzle.

In the above technical solution, the upper part of the arc plate is provided with 4 catalyst nozzles in a 2 × 2 arrangement.

In the technical scheme, the composting bin is divided into 9 model cavities by vertical clapboards.

In the technical scheme, the outer side wall of the barrel body is provided with the die pressing pedal plate, the hydraulic pump is connected with the die pressing pedal plate and the 4 hydraulic oil cylinders, the hydraulic pump pressurizes the 4 hydraulic oil cylinders by treading the die pressing pedal plate in a reciprocating mode, the die pressing operation of the extrusion platform is realized, and blocks after die pressing can be pulled out and used from the organic fertilizer drawer opening in a whole manual mode.

In the technical scheme, the fermentation bin is provided with a wastewater conduit communicated with the inner cavity of the fermentation bin, the wastewater conduit penetrates through the side wall of the barrel body and is communicated with a wastewater bin arranged on the outer side wall of the barrel body, or the wastewater conduit can also be lengthened to be directly connected with a sewer pipe of a kitchen sink.

Preferably, the waste water bin is detachably connected with the outer wall of the barrel body.

In the technical scheme, the front and the back of the crushing opening are provided with two crushing openings side by side, and each crushing opening is provided with a composite crushing cutter head and a motor combination.

In the above technical scheme, a barrel bottom roller set is arranged at the bottom of the barrel body and used for moving the barrel body integrally.

Through the technical measures, the main innovation points of the invention comprise: the three-cavity structure which is vertically distributed sequentially crushes, ferments and molds kitchen garbage under the action of gravity. Compared with the traditional kitchen garbage can, the kitchen garbage can is provided with the electric crushing cutter head, the catalyst spray head and the temperature control device, so that the kitchen garbage is subjected to high-temperature disinfection after being fully crushed, then is fully mixed with the catalyst, the fermentation efficiency is maximized at an ideal fermentation temperature, and compared with the period of natural fermentation for about 1 month, the fermentation process is shortened to 2-3 days. Compared with the existing fermentation garbage can, the invention increases the drying and die pressing processes of the fertilizer, is more suitable for the household use scene, and has the advantages of shorter fermentation time of the fertilizer, no peculiar smell, quantitative taking, smaller pressed volume and convenient storage and application of blocks.

Compared with the prior art, the invention has the following beneficial effects:

1. the problem of the current domestic kitchen garbage is difficult to handle and causes environmental pollution resource waste to and the quantization fertilization problem of urban family miniature plant cultivation has been solved, realized the processing and the reuse of domestic kitchen garbage.

2. The barrel cover is opened and closed manually, and safety protection measures for automatic power off during opening the barrel cover are set. When the barrel cover is stably closed, the processes of crushing, fermenting and preparing fertilizer are automatically started, and the automatic operation from kitchen garbage to gardening fertilizer is realized.

3. The composite crushing cutter head and the motor are combined, the fermentation bin is provided with a catalyst nozzle and a temperature-control heating inner wall, and the bottom fertilizer drying and forming bin is connected with the main control chip and can automatically run a fermentation program. And intelligently adjusts the fermentation environment.

4. The composite crushing cutter head is started, kitchen waste is crushed to the fermentation bin, the catalyst is sprayed through the catalyst nozzle, the inner wall of the fermentation bin has a heating function, high-temperature disinfection can be carried out, the temperature is automatically adjusted in the fermentation process, and the degradation efficiency is improved.

5. After degradation is finished, the fermentation bin bottom plate is driven by the stepping motor to stretch and open and close left and right, after fermentation is finished, the bottom plate is directly opened, so that the fermented fertilizer naturally settles into the composting bin, after extrusion molding is carried out on the fertilizer by the extrusion platform in the model cavity, massive fertilizer with compact texture is formed by pressing a die, storage and quantitative application are very convenient, and the fertilizer is a good helper for life of household gardening enthusiasts.

6. The invention has the advantages of strong practicability, simple structure, low carbon and environmental protection, has the power-off protection device for opening the cover, can directly wash the inner barrel with water, is easy to clean and maintain, and meets the household requirements of safety, environmental protection.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description of the embodiment or the prior art will be briefly described below.

FIG. 1 is a perspective view of the intelligent kitchen waste bin of the present invention;

FIG. 2 is a schematic diagram of a model chamber of the intelligent kitchen waste bin according to the present invention;

FIG. 3 is a front view of the intelligent kitchen waste bin of the present invention;

fig. 4 is a schematic view of the opening of the fermentation bottom plate of the intelligent kitchen garbage can.

Reference numerals: 1-a composite crushing cutter head and motor combination, 2-a main control chip, 3-a catalyst introducing port, 4-a fermentation bin, 5-a catalyst nozzle, 6-an extrusion platform, 7-a composting bin, 8-a garbage bin cover, 9-a wastewater guide pipe, 10-a wastewater bin, 11-a fermentation bin bottom plate, 12-a piezoresistor sensor, 13-an upper partition plate, 14-a catalyst storage bin, 15-a micro booster pump, 16-a guide plate, 17-a micro normally closed switch, 18-an organic fertilizer drawer port, 19-a hydraulic pump, 20-a die pressing pedal, 21-a bin bottom roller set, 22-a hydraulic oil cylinder, 23-a stepping motor, 24-a power supply and an interface.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-4, the intelligent kitchen garbage can provided by the embodiment of the invention comprises a composite crushing cutter head and motor combination 1, a main control chip 2 (a single chip microcomputer stm32), a catalyst introducing port 3, a fermentation bin 4, a catalyst nozzle 5, an extrusion platform 6, a composting bin 7, a bin cover 8, a wastewater conduit 9, a wastewater bin 10, a fermentation bin bottom plate 11, a piezoresistor sensor 12, an upper partition plate 13, a catalyst storage bin 14, a micro booster pump 15, a guide plate 16, a micro normally closed switch 17, an organic fertilizer drawer port 18, a hydraulic pump 19, a die pressing pedal plate 20, a bin bottom roller set 21, a hydraulic oil cylinder 22, a stepping motor 23 and a power supply and interface 24.

The garbage can comprises a can body with an opening at the top, a separating rubber ring matched with the top of the can body seals a can cover 8, the can cover 8 can be manually connected with the can body in an opening and closing mode, and a control system is controlled to be started and stopped by contacting with a micro normally closed switch 17 at the edge of an opening part outside the can body; the manual opening and closing rubber ring seals the barrel cover 8, contacts with the micro normally closed switch 17 at the edge of the barrel opening when the barrel cover 8 is closed, the barrel cover 8 is manually opened, the micro normally closed switch 17 controls a system to be powered off, and kitchen waste is safely put in; closing the barrel cover 8, pressing a normally closed microswitch 17 connected with the main control chip 2, controlling the power supply and the interface 24 to be switched on by the main control chip 2 to electrify the system, and entering the program into an initial state to be started.

The tub is partitioned into an upper chamber, a middle chamber and a lower chamber by an upper partition 13 and a lower partition. In the upper chamber, the upper partition plate 13 is provided with a crushing port for communicating the upper chamber and the middle chamber. Smash and install two sets of compound crushing tool bit and motor combination 1 through the mount pad on the mouth, two last baffle 13 departments of smashing between the mouth install piezo-resistor sensor 12, compound crushing tool bit and motor combination 1, piezo-resistor sensor 12 all link to each other with the main control chip 2 (singlechip stm32) of fixing at last baffle 13 middle part space region. Two guide plates 16 are symmetrically arranged in the upper chamber, one end of each guide plate 16 is arranged on the inner wall of the barrel body, and the other end of each guide plate 16 is connected with the mounting seat in an arc shape.

The piezoresistor sensor 12 senses the pressure of kitchen garbage accumulated on the guide plate 16, sends a digital signal to the main control chip 2, and the main control chip 2 controls the composite crushing cutter head motor set 1 to be started and closed. The piezoresistor sensor 12 has a pressure-sensitive coefficient of 20g, when the piezoresistor sensor 12 identifies a pressure higher than the data, the resistor disappears, the main control chip 2 enables the current to start operation through the composite cutter head crushing cutter head and the motor combination 1, and after kitchen garbage needing to be crushed enters the fermentation bin 4, the pressure of the piezoresistor sensor 12 is reduced, the resistor recovers, and the crushing cutter head stops operating. The kitchen garbage enters the fermentation bin 4 of the middle chamber through the crushing port.

A fermentation chamber 4 is arranged in the middle chamber. The fermentation chamber 4 is composed of two arc plates which are symmetrically arranged, an upper partition plate 13 and a lower partition plate, the fermentation chamber 4 is provided with a temperature-controlled heating inner wall, the inner wall of the fermentation chamber 4 is uniformly surrounded with electric heating tubes for heating and disinfection, and the program controls the current of the electric heating tubes to set the temperature environment of the fermentation chamber by the program operation of a main control chip 2 (a singlechip stm 32); sterilizing by a high-temperature heating program at 80 ℃, cooling, and executing a catalyst spraying and fermenting program. 4 catalyst nozzles 5 are arranged at the upper part of the arc-shaped plate in a 2 x 2 manner; the catalyst inlet 3 is arranged on the outer side wall of the barrel body and leads to a catalyst storage bin 14 between an upper partition plate 13 and a guide plate 16 in the barrel, a catalyst channel is positioned in a cavity formed by the guide plate 16 and the upper partition plate, and the catalyst channel is connected with the catalyst storage bin 14 and four micro booster pumps 15 to reach the corresponding catalyst nozzles 5. The catalyst is injected from a catalyst inlet 3 arranged on the outer side wall of the barrel body, and the catalyst storage bin 14 reaches 4 catalyst nozzles 5 arranged in a 2 x 2 array on the top arc-shaped plate of the fermentation bin 4 through a catalyst channel in the upper partition plate 13 and the micro booster pump 15. The fermentation chamber 4 is provided with a waste water conduit 9 communicated with the inner cavity of the fermentation chamber, and the waste water conduit 9 passes through the side wall of the barrel body and is communicated with a waste water chamber 10 arranged on the outer side wall of the barrel body. The wastewater in the fermentation process passes through the side wall of the barrel body through a wastewater conduit 9 at the bottom of the fermentation chamber 4 and is led out to a detachable wastewater chamber 10 fixed on the outer side wall of the barrel body, and the wastewater conduit 9 can also be lengthened to be directly connected with a sewer pipe of a kitchen sink. The invention is suitable for various kitchen waste fermenting agents (including mature products such as EM bacteria stock solution which can be directly added, biological bacterial manure fermenting powder which needs to be diluted by water and the like, low in price and wide in purchasing channel) on the market, and the kitchen waste fermenting agents are prepared into liquid and then are directly added into the catalyst introducing port 3 for use. And after the kitchen waste is sterilized and fermented in the fermentation bin, heating and drying are performed again to obtain the dry organic fertilizer.

The whole process of fermenting and drying a batch of kitchen garbage is preset to be 72 hours, and the specified fermentation time is met. The main control chip 2 (the single chip microcomputer stm32) sends a signal to the stepping motor 23 after the set program is finished to control the fermentation chamber bottom plate 11 to retract towards two sides. The bottom plate 11 of the fermentation bin is opened, and the degraded dry organic fertilizer is settled into the composting bin 7.

The lower chamber is a space between the lower partition plate and the bottom of the barrel. The middle of the lower clapboard is provided with a fermentation chamber bottom plate 11 which can open and close left and right oppositely and is driven to open and close by a stepping motor 23 connected with the main control chip 2. The lower cavity comprises a composting bin 7 communicated with the fermentation bin 4 through a fermentation bin bottom plate 11 and an extrusion platform 6 arranged at the lower end of the composting bin 7, and the composting bin 7 is divided into 9 model cavities by vertical clapboards. The hydraulic pump 19 is connected to a die press foot pedal 20, and 4 hydraulic rams 22. The hydraulic pump 19 pressurizes the hydraulic oil cylinder 22 by treading the pressing die pedal 20 in a reciprocating mode to drive the extrusion platform 6 to press upwards, loose organic fertilizers are pressed into square blocks, after the square blocks are formed in the model cavity, the block fertilizers with compact texture are formed, the compost bin 7 is integrally pulled out through the organic fertilizer drawer opening 18 on the barrel side, the compressed block fertilizers are pulled out for use, storage and quantitative application are very convenient, and the multifunctional combined organic fertilizer is a good helper for life of household and gardening enthusiasts. The barrel bottom roller group 21 is convenient for the integral movement of the barrel body. The middle area of the upper clapboard is provided with a power supply and an interface 24 which are fixed on the side wall of the barrel and supply power for the equipment system of the invention.

The invention has strong practicability, simple structure, low carbon and environmental protection, and meets the requirements of green and environment-friendly households.

While the foregoing is directed to the preferred embodiment of the present invention, other and further embodiments of the invention may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow.

Claims

1. An intelligent kitchen garbage can is characterized by comprising

The top of the barrel body is provided with an opening, a separable barrel cover is matched with the top of the barrel body, and the barrel cover can be manually connected with the barrel body in an opening and closing manner and is contacted with a micro normally-closed switch arranged at the edge of an opening part outside the barrel body; the barrel body is divided into an upper chamber, a middle chamber and a lower chamber by an upper partition plate and a lower partition plate;

the upper clapboard is provided with a crushing port communicated with the upper cavity and the middle cavity, and the crushing port is provided with a composite crushing cutter head and a motor combination through a mounting seat; a piezoresistor sensor is arranged at the upper partition plate positioned between the crushing openings; the composite crushing cutter head, the motor combination and the piezoresistor sensor are connected with a main control chip fixed in the middle space area of the upper partition plate;

a fermentation chamber bottom plate which can be opened and closed in the left and right opposite directions is arranged in the middle of the lower partition plate and is driven to be opened and closed by a stepping motor connected with a main control chip; the lower cavity comprises a composting bin communicated with the fermentation bin through a fermentation bin bottom plate and an extrusion platform arranged at the lower end of the composting bin and used for pressing loose organic fertilizers into blocks.

2. The intelligent kitchen waste bin according to claim 1,

two guide plates are symmetrically arranged in the upper cavity, one ends of the guide plates are arranged on the inner wall of the barrel body, and the other ends of the guide plates are connected with the mounting seat in an arc shape.

3. The intelligent kitchen waste bin according to claim 2,

the outer side wall of the barrel body is provided with a catalyst inlet, the catalyst inlet is communicated with a catalyst storage bin arranged between an upper partition plate and a guide plate in the barrel body, and a catalyst channel is positioned in a cavity formed by the guide plate and the upper partition plate and is connected with the catalyst storage bin and a micro booster pump to reach a catalyst nozzle.

4. The intelligent kitchen waste bin according to claim 1 or 3,

the upper part of the arc-shaped plate is provided with 4 catalyst nozzles in a 2 x 2 arrangement mode.

5. The intelligent kitchen waste bin according to claim 1,

the composting bin is divided into 9 model cavities by vertical clapboards.

6. The intelligent kitchen waste bin according to claim 1,

the outer side wall of the barrel body is provided with a pressing die pedal, the hydraulic pump is connected with the pressing die pedal and 4 hydraulic oil cylinders, and the pressing die pedal is treaded in a reciprocating mode to enable the hydraulic pump to pressurize the 4 hydraulic oil cylinders, so that the pressing die operation of the extrusion platform is achieved.

7. The intelligent kitchen waste bin according to claim 1,

the fermentation bin is provided with a waste water conduit communicated with the inner cavity of the fermentation bin, the waste water conduit penetrates through the side wall of the barrel body and is communicated with a waste water bin arranged on the outer side wall of the barrel body, or the waste water conduit can be lengthened and directly connected with a sewer pipe of a kitchen sink.

8. The intelligent kitchen waste bin according to claim 7,

the waste water bin is detachably connected with the outer wall of the barrel body.

9. The intelligent kitchen waste bin according to claim 1,

two crushing openings are arranged side by side in the front and at the back, and a composite crushing cutter head and a motor combination are respectively installed on each crushing opening.

10. The intelligent kitchen waste bin according to claim 1, wherein a bin bottom roller set is arranged at the bottom of the bin body and used for overall movement of the bin body.