CN112077119A

CN112077119A - Kitchen waste comprehensive treatment device

Info

Publication number: CN112077119A
Application number: CN202010905098.0A
Authority: CN
Inventors: 华明
Original assignee: Shandong Nongjie Environmental Protection Co ltd
Current assignee: Shandong Nongjie Environmental Protection Co ltd
Priority date: 2020-09-01
Filing date: 2020-09-01
Publication date: 2020-12-15

Abstract

The invention discloses a kitchen and kitchen garbage comprehensive treatment device which comprises a device body, wherein a crushing device, a solid-liquid separation device and a fermentation bin are arranged in the device body from top to bottom, a feed port is formed in the upper side of the crushing device, the crushing device is communicated with the crushing device, a discharge port is formed in the lower end of the crushing device, and the solid-liquid separation device is arranged below the discharge port; the fermentation bin wall is provided with heating device, the fermentation bin lower extreme is provided with the base, be provided with agitator motor in the base, agitator motor's output shaft passes through the coupling joint pivot, be provided with the stirring piece in the pivot, the stirring piece sets up in the fermentation bin, fermentation bin one side is provided with oxygen supply unit.

Description

Kitchen waste comprehensive treatment device

Technical Field

The invention relates to a comprehensive treatment device for kitchen waste, and belongs to the technical field of kitchen waste.

Background

The kitchen waste refers to food waste, food residues, food processing waste, inedible animal and vegetable oil and fat and various oil-water mixtures in families, schools, institutions, public dining halls and catering industries, and is part of municipal domestic waste. At present, domestic kitchen waste treatment modes mainly take landfill and incineration treatment together with household garbage, the landfill treatment modes can reduce the service life of a landfill site, and for the incineration treatment modes, only a few developed cities such as Shenzhen and the like in China adopt a waste incineration technology, and harmful gases such as dioxin, nitrogen oxides, sulfur dioxide and the like, dust, waste water and the like generated by incineration cannot be effectively controlled. In order to realize sustainable development of resources, a more effective treatment mode must be found, effective recycling of the kitchen garbage is realized, and great significance is brought to the economic and environmental development of China.

Disclosure of Invention

The invention aims to provide a comprehensive treatment device for kitchen waste, which has a degradation rate of 86.32% and a stable kitchen waste degradation rate when the temperature is controlled to be 60-65 ℃. The kitchen waste degradation mechanism is reasonable in design and good in using effect, and meets the national requirement for efficiently degrading kitchen waste.

In order to achieve the above purpose, the embodiments of the present invention provide the following technical solutions:

a kitchen waste comprehensive treatment device comprises a device body, wherein a crushing device, a solid-liquid separation device and a fermentation bin are arranged in the device body from top to bottom, a feed port is formed in the upper side of the crushing device, the crushing device is communicated with the crushing device, a discharge port is formed in the lower end of the crushing device, and the solid-liquid separation device is arranged below the discharge port; the fermentation bin wall is provided with heating device, the fermentation bin lower extreme is provided with the base, be provided with agitator motor in the base, agitator motor's output shaft passes through the coupling joint pivot, be provided with the stirring piece in the pivot, the stirring piece sets up in the fermentation bin, fermentation bin one side is provided with oxygen supply unit.

According to a preferable scheme adopted by the embodiment of the invention, the crushing device comprises a fixed seat fixed on the inner side of the device body, a crushing motor is arranged on the outer side of the fixed seat, the crushing motor is connected with a crushing shaft, and crushing teeth are arranged on the crushing shaft.

According to a preferred scheme adopted by the embodiment of the invention, the solid-liquid separation device comprises a filter plate fixed on the inner wall of the equipment body, a guide plate is arranged below the filter plate, and the filter plate is fixedly connected with the guide plate through a fixing frame.

According to a preferred scheme adopted by the embodiment of the invention, the filter plate is provided with water filtering holes.

According to the preferable scheme adopted by the embodiment of the invention, the filter plate and the guide plate are inclined, and the inclination directions of the filter plate and the guide plate are opposite.

According to the preferred scheme adopted by the embodiment of the invention, the oxygen supply device is connected with the fermentation bin through the gas pipe, and the gas pipe is provided with the flow valve.

According to a preferable scheme adopted by the embodiment of the invention, a scraper blade is arranged at the bottom of the stirring blade.

The deodorizing ventilation device comprises a deodorizer and an exhaust fan, the side wall of the fermentation bin is provided with a hole, an exhaust channel is formed by the deodorizer and the outer shell, the deodorizer is arranged in the exhaust channel, and the exhaust channel is externally connected with the exhaust fan outside the shell, so that air entering the fermentation bin from the air inlet hole is exhausted from the exhaust channel.

Compared with the prior art, the technical scheme provided by the embodiment of the invention has the following technical effects:

the equipment has the functions of deodorization, crushing, stirring, heating and the like. The heating mode of the device adopts the direct heating of the electric heating film, and the heat insulation and heat preservation are carried out through the heat preservation cotton. The whole structure in the equipment is simple, the detachability is realized, and the feeding, the material taking and the cleaning are convenient. The novel household kitchen waste treatment equipment is small in size and low in cost, solves the problem of on-site treatment of household kitchen waste, and accords with the strategic policy of national environmental protection and energy conservation. Through the test of the equipment prototype, the theoretical basis and the test data are analyzed, and the influence of the temperature on the degradation of the kitchen waste by the strains is fully considered. When the temperature is controlled to be 60-65 ℃, the degradation rate reaches 86.32%, and the stable degradation rate of the kitchen waste is achieved. The kitchen waste degradation mechanism is reasonable in design and good in using effect, and meets the national requirement for efficiently degrading kitchen waste.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the crushing device of the present invention;

FIG. 3 is a flow chart of the temperature control of the present invention;

Detailed Description

The following specific embodiments are specifically and clearly described in the technical solutions of the present application with reference to the drawings provided in the present specification. The drawings in the specification are for clarity of presentation of the technical solutions of the present application, and do not represent shapes or sizes in actual production or use, and reference numerals of the drawings are not limited to the claims involved.

In addition, in the description of the present application, terms used should be construed broadly, and specific meanings of the terms may be understood by those skilled in the art according to actual situations. For example, the terms "disposed" and "disposed," as used herein, may be defined as either a contact or a non-contact arrangement, etc.; the terms "connected" and "coupled" may be defined as mechanically connected, either fixedly or movably, such as by welding, riveting, threading, etc., or electrically connected, etc.; the terms "first", "second", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated; all the terms of orientation used are used with reference to the drawings or are based on the direction defined by the actual situation and the common general knowledge.

As shown in fig. 1, the comprehensive treatment device for kitchen waste comprises a device body, wherein a crushing device 1, a crushing device 2, a solid-liquid separation device 3 and a fermentation bin 4 are arranged in the device body from top to bottom, a feed inlet is formed in the upper side of the crushing device 1, the crushing device 1 is communicated with the crushing device 2, a discharge outlet is formed in the lower end of the crushing device 2, and the solid-liquid separation device 3 is arranged below the discharge outlet; 4 bulkhead in fermentation storehouse is provided with

heating device

9, 4 lower extremes in fermentation storehouse are provided with base 5, be provided with agitator motor 6 in the base 5, agitator motor 6's output shaft passes through coupling joint pivot 7, be provided with stirring vane 8 in the pivot 7, stirring vane 8 sets up in the fermentation storehouse 4, the stirring vane bottom is equipped with the scraper to prevent 4 bottom deposits in fermentation storehouse and form the stirring dead angle, be favorable to improving kitchen garbage treatment effect.

An oxygen supply device 10 is arranged on one side of the fermentation chamber 5. The oxygen supply device is connected with the fermentation bin through a gas pipe, and a flow valve is arranged on the gas pipe.

As shown in fig. 2, the crushing device 1 includes a fixing base 101 fixed inside the device body, a crushing motor 102 is arranged outside the fixing base 101, the crushing motor 102 is connected with a crushing shaft 103, and the crushing shaft 103 is provided with crushing teeth.

The solid-liquid separation device 3 comprises a filter plate 31 fixed on the inner wall of the device body, a guide plate 32 is arranged below the filter plate 31, and the filter plate 31 is fixedly connected with the guide plate 32 through a fixing frame 33. The filter plate 31 is provided with water filtering holes. The filter plate 31 and the guide plate 32 are both inclined, and the inclination directions of the two are opposite.

As shown in fig. 3, a control flow chart of the kitchen waste treatment equipment is formulated according to the working process flow of the equipment. The equipment control system mainly comprises temperature and time control. Temperature and humidity sensors are arranged in the equipment and are used for detecting the temperature and the humidity in the equipment respectively. The control system of the kitchen waste treatment equipment respectively controls the heating device and the oxygen supply device through the timer in the temperature sensor, and ensures that the temperature is controlled to be between 60 ℃ and 65 ℃.

Still include by deodorization ventilation unit, deodorization ventilation unit includes deodorizer and air discharge fan, and 4 lateral walls trompils in fermentation storehouse form exhaust passage with the shell, and the deodorizer sets up in exhaust passage, exhaust passage is external with the outside air discharge fan of casing to the air that gets into in the fermentation storehouse by the air access hole, via the exhaust passage discharge.

The process flow of the invention comprises the processes of kitchen waste adding, crushing, stirring, solid-liquid separation, fermentation, material taking and the like. When the microbial preparation is added while the kitchen waste is added, the kitchen waste is fermented after being cut and stirred and the strains are uniformly mixed, and is decomposed into carbon dioxide, water and organic matters, and solid-liquid separation is realized through a solid-liquid separation device.

It should be noted that the above embodiments are only specific and clear descriptions of technical solutions and technical features of the present application. However, to those skilled in the art, aspects or features that are part of the prior art or common general knowledge are not described in detail in the above embodiments.

In addition, the technical solutions of the present application are not limited to the above-described embodiments, and those skilled in the art should take the description as a whole, and the technical solutions in the embodiments may be appropriately combined, so that other embodiments that can be understood by those skilled in the art may be formed.

Claims

1. The utility model provides a kitchen garbage integrated processing device, includes the device body, its characterized in that: a crushing device, a solid-liquid separation device and a fermentation bin are arranged in the device body from top to bottom, a feed port is formed in the upper side of the crushing device, the crushing device is communicated with the crushing device, a discharge port is formed in the lower end of the crushing device, and the solid-liquid separation device is arranged below the discharge port; the fermentation bin wall is provided with heating device, the fermentation bin lower extreme is provided with the base, be provided with agitator motor in the base, agitator motor's output shaft passes through the coupling joint pivot, be provided with the stirring piece in the pivot, the stirring piece sets up in the fermentation bin, fermentation bin one side is provided with oxygen supply unit.

2. The comprehensive treatment device for kitchen waste according to claim 1, wherein the crushing device comprises a fixing seat fixed on the inner side of the device body, a crushing motor is arranged on the outer side of the fixing seat, the crushing motor is connected with a crushing shaft, and crushing teeth are arranged on the crushing shaft.

3. The kitchen waste comprehensive treatment device according to claim 1, wherein the solid-liquid separation device comprises a filter plate fixed on the inner wall of the device body, a guide plate is arranged below the filter plate, and the filter plate and the guide plate are fixedly connected through a fixing frame.

4. The kitchen waste comprehensive treatment device according to claim 3, wherein the filter plate is provided with water filtering holes.

5. The kitchen waste comprehensive treatment device according to claim 4, wherein the filter plate and the guide plate are inclined and the inclination directions of the filter plate and the guide plate are opposite.

6. The kitchen waste comprehensive treatment device according to claim 1, wherein the oxygen supply device is connected with the fermentation bin through an air delivery pipe, and a flow valve is arranged on the air delivery pipe.

7. The comprehensive treatment device for kitchen and kitchen wastes according to claim 1, characterized in that a scraper blade is arranged at the bottom of the stirring blade.

8. The kitchen waste comprehensive treatment device according to claim 1, further comprising a deodorization ventilation device, wherein the deodorization ventilation device comprises a deodorizer and an exhaust fan, the side wall of the fermentation chamber is provided with an opening, an exhaust passage is formed by the deodorizer and the casing, the deodorizer is arranged in the exhaust passage, and the exhaust passage is externally connected with the exhaust fan outside the casing, so that air entering the fermentation chamber from the air inlet hole is exhausted from the exhaust passage.