CN212525404U - Kitchen waste biological treatment machine with hard garbage crushing function - Google Patents

Abstract

The utility model discloses a kitchen garbage biological processor with a hard garbage crushing function, which belongs to the technical field of garbage processing and comprises a crushing device, a fermentation device and a discharging device which are sequentially communicated, wherein the crushing device is used for crushing kitchen garbage; the fermentation device is used for stirring the crushed kitchen garbage; the discharging device is used for discharging the kitchen garbage after crushing, stirring and fermentation; the crushing bin is provided with a cleaning assembly, and the cleaning assembly is used for generating high-speed gas to blow off garbage stuck in the crushing bin; the fermentation device is connected with a gas purification module, and the gas purification module is used for purifying and discharging gas in the fermentation device; an oxygen sensor is arranged in the fermentation device, and the oxygen sensor and the gas purification module are electrically connected with the controller. Compared with the prior art, the utility model discloses can improve the treatment effeciency to the rubbish from cooking, there is not the gaseous production of peculiar smell, sanitation and hygiene after the processing.

Description

Kitchen waste biological treatment machine with hard garbage crushing function

Technical Field

The utility model relates to a refuse treatment technical field, concretely relates to have stereoplasm rubbish crushing function's surplus biological processor in kitchen concurrently.

Background

The kitchen waste refers to perishable food waste generated in families, mainly comprises vegetable leaves on vegetable sides, leftovers, melon peels, fruit stones, waste food and the like, can be treated by available compost fermentation means to obtain organic fertilizer, can be used for household flower and plant planting and the like, changes waste into valuable and improves the environment. However, the existing equipment, for example, chinese patent No. CN205762916U discloses a kitchen waste treatment device, for example, chinese patent No. CN208649153U discloses a household kitchen waste composting machine, and for example, chinese patent No. CN205398488U discloses a kitchen waste composting device. Above-mentioned processing apparatus exists the refuse treatment thoroughly more, and rubbish fermentation inefficiency exists peculiar smell scheduling problem, experiences not friendly enough during the use.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved by the utility model

To the technical problem that rubbish fermentation is inefficient among the prior art, the utility model provides a have stereoplasm rubbish crushing function's surplus biological processor in kitchen concurrently, it can improve the treatment effeciency to rubbish in kitchen, does not have the gaseous production of peculiar smell, sanitation and hygiene after the processing to and harmless, the surplus remainder in kitchen after minimizing, and this result is for can regard as the product that fertilizer used, and changing waste into valuables can also carry out automated control.

2. Technical scheme

In order to solve the above problem, the utility model provides a technical scheme does:

a kitchen waste biological treatment machine with a hard waste crushing function comprises a crushing device, a fermentation device and a discharging device which are sequentially communicated, wherein the crushing device is used for crushing kitchen waste; the fermentation device is used for stirring the crushed kitchen garbage; the discharging device is used for discharging the kitchen garbage after crushing, stirring and fermentation;

the crushing device is provided with a cleaning assembly, and the cleaning assembly is used for generating high-speed gas to blow off garbage stuck in the crushing bin; the fermentation device is connected with a gas purification module, and the gas purification module is used for purifying and discharging gas in the fermentation device; an oxygen sensor is arranged in the fermentation device, and the oxygen sensor and the gas purification module are electrically connected with the controller.

Adopt the design of oxygen sensor, gaseous purification module, clean subassembly and controller for oxygen concentration is undulant at certain within range in the fermenting installation, effectively avoids the too high or activity that crosses low influence microorganism of oxygen concentration in the fermenting installation, makes the microorganism be in during comparatively suitable oxygen environment all the time, and then improves the fermentation efficiency of rubbish from cooking.

Optionally, the crushing device comprises a crushing box, at least two crushing rollers arranged in the crushing box, a crushing driving member for driving the crushing rollers to rotate, and a detection sensor for detecting the working state of the crushing rollers, wherein the crushing driving member and the detection sensor are both electrically connected with the controller; the detection sensor is at least one of a resistance sensor, a temperature sensor, a vibration sensor and a current sensor. The crushing efficiency of the crushing device is greatly improved, the crushing is thorough, and the efficiency of subsequent fermentation and decay is improved.

Optionally, the cleaning assembly comprises a gas injection hole provided on the crushing tank, a cleaning drive for injecting gas into the crushing tank, and a deflector for guiding gas to the crushing roller. The purpose of gas injection is achieved while effectively preventing the gas from drifting.

Optionally, fermenting installation is including fermentation storehouse and the stirring structure that is used for stirring the rubbish from cooking after being broken, stirring structure is including locating the (mixing) shaft in the fermentation storehouse, locating at least one stirring spare on the (mixing) shaft to and be used for driving the (mixing) shaft at the stirring driving piece of fermentation storehouse internal rotation, be equipped with the feed opening on the fermentation storehouse, be equipped with the blanking structure who is used for opening and close the feed opening on the fermentation storehouse. The fermentation device can accelerate the fermentation of the kitchen garbage while stirring and promoting the fermentation.

Optionally, a temperature control module is arranged on the fermentation device, the temperature control module comprises a temperature sensor arranged in the fermentation bin and a heating driving piece used for heating the fermentation bin, and the temperature sensor and the heating driving piece are both electrically connected with the controller. The temperature control module controls the temperature in the fermentation device within a certain range value, so that the fermentation chamber can reach a proper fermentation temperature, the fermentation efficiency of kitchen garbage is improved, and the survival rate of microorganisms is ensured.

Optionally, a humidity control module is arranged on the fermentation device, the humidity control module comprises a humidity sensor arranged in the fermentation bin and a water tank communicated with the fermentation bin through a water outlet pipe, an electromagnetic valve is arranged on the water outlet pipe, a water injection structure is arranged on the water tank, and a water level sensor is arranged in the water tank. The humidity control module can control the humidity in the fermentation device, and a common household kitchen waste composting machine is not provided with a humidifying function, so that the materials are excessively dried easily, the biodegradation process is influenced, and the problems that the decrement ratio of kitchen waste is insufficient, the decomposition degree is insufficient and the like are caused.

Optionally, the gas purification module comprises a purification box connected with the fermentation bin through a first air pipe and an air exhaust driving piece connected with the purification box through a second air pipe, and an ultraviolet sterilizing lamp, a photocatalyst porous net and an active carbon-HEPA integrated filter screen are arranged in the purification box. The cooperation of ultraviolet sterilamp, photocatalyst porous net, the integrated filter screen of active carbon-HEPA for the purifying effect of gas purification module to the foul smell improves greatly.

Optionally, the automatic discharging device further comprises a shell, the discharging device comprises a discharging box and an opening arranged on the shell, the discharging box is installed on the shell in a drawer type through a discharging hole, and the discharging box is made of transparent materials.

A control method of a kitchen waste biological processor with a hard garbage crushing function comprises the following steps:

s1: the crushing device is used for crushing the kitchen garbage into particles;

s2: putting the microbial strains and the granular kitchen garbage into a fermentation device together for stirring;

s3: detecting an oxygen concentration value in the fermentation device in real time by an oxygen sensor;

s4: comparing the oxygen concentration value measured by the oxygen sensor with an oxygen concentration range value preset in a controller;

if the oxygen concentration value measured by the oxygen sensor exceeds the preset oxygen concentration value, executing S5;

if the oxygen concentration value measured by the oxygen sensor is lower than the preset oxygen concentration value, executing S6;

if the oxygen concentration value measured by the oxygen sensor is within the preset oxygen concentration range value, executing S7;

s5: closing the cleaning assembly, starting the gas purification module, and executing S4;

s6: starting the cleaning assembly, closing the gas purification module, and executing S4;

s7: the cleaning assembly is started, the gas cleaning module is started, and S4 is performed.

3. Advantageous effects

Adopt the technical scheme provided by the utility model, compare with prior art, have following beneficial effect:

(1) when the clean subassembly injected gas into fermenting installation through breaker, gaseous velocity of flow drove kitchen garbage bits and pieces together get into fermenting installation in the breaker, clean subassembly has realized breaker's clean function through the gas injection mode, can effectively reduce crushing roller rubbish residue and remain, avoids long-time stink that uses and cause, glues dirty problem, and equipment service environment is more sanitary.

(2) When the oxygen sensor detects that the oxygen concentration in the fermentation device is lower than the preset value, the gas purification module stops working to prevent the oxygen concentration in the fermentation device from further descending, at this moment, the cleaning assembly continuously injects gas into the crushing device, gas enters the fermentation device from the crushing device to gradually improve the oxygen concentration in the fermentation device, when the oxygen sensor detects that the oxygen concentration in the fermentation device reaches the preset value, the gas purification module is controlled by the controller to restart to purify gas, the structural design is adopted, so that the oxygen concentration in the fermentation device fluctuates within a certain range, the activity of microorganisms influenced by overhigh or overlow oxygen concentration in the fermentation device is effectively avoided, the microorganisms are always in a proper oxygen environment, and the fermentation efficiency of kitchen garbage is improved.

(3) In the microbial fermentation process, the fermentation chamber can generate odor containing volatile organic acid, hydrogen sulfide and the like from biological fermentation gas, and the gas purification module is used for purifying the generated fermentation gas to avoid the generation of peculiar smell.

(4) The crushing roller is used for crushing the kitchen garbage into small particles smaller than 5mm, the kitchen garbage does not need to be sorted again, the kitchen garbage in any shape, such as large bones, meat, fish, shellfish, vegetables, fruit peels and the like, can be crushed into small particles no matter the kitchen garbage is cooked or raw, the subsequent kitchen garbage fermentation decomposition speed is accelerated, and the whole garbage treatment efficiency is improved.

(5) The utility model discloses the kitchen garbage that will mix fermentation enzyme is in and ferments in the storehouse under temperature, humidity, the oxygen-containing air ambient condition that is fit for the fermentation, and the efficiency and the effect of fermentation all obtain the guarantee.

Drawings

Fig. 1 is a first schematic sectional view of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

fig. 4 is a third schematic sectional view of the present invention;

1. a housing; 2. a crushing device; 21. a crushing box; 2111. a gas injection hole; 2112. cleaning the driving piece; 2113. a baffle; 22. a crushing roller; 23. crushing the driving member; 3. a fermentation device; 311. a temperature control module; 3111. heating the driving member; 312. a humidity control module; 3121. a water outlet pipe; 3122. a water tank; 3123. an electromagnetic valve; 3124. a water injection structure; 32. a gas purification module; 321. a first air pipe; 322. a purification box; 323. a second air pipe; 324. an air extraction driving member; 33. a fermentation bin; 331. a feeding port; 3321. a blanking plate; 34. a stirring shaft; 35. a stirring member; 36. a stirring driving member; 4. a discharging device; 41. discharging the material box; 42. an opening; 5. a delivery port 6 and a cover plate; 7. a tooth picking knife.

Detailed Description

For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings 1-4 and the accompanying examples.

The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and are not limiting of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings. The utility model discloses in words such as first, second, be for the description the utility model discloses a technical scheme is convenient and set up, and does not have specific limiting action, is general finger, right the technical scheme of the utility model does not constitute limiting action. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

Example 1

With reference to fig. 1 and 4, the biological kitchen waste processor with a function of crushing hard waste in the embodiment includes a crushing device 2, a fermentation device 3 and a discharging device 4, which are sequentially communicated, wherein the crushing device 2 is used for crushing kitchen waste; the fermentation device 3 is used for stirring the crushed kitchen garbage; the discharging device 4 is used for discharging the kitchen garbage after crushing, stirring and fermentation;

wherein, a cleaning component is arranged on the crushing device 2 and is used for injecting gas into the fermentation device 3 through the crushing device 2; the fermentation device 3 is connected with a gas purification module 32, and the gas purification module 32 is used for purifying and discharging gas in the fermentation device 3; an oxygen sensor is arranged in the fermentation device 3, and the oxygen sensor and the gas purification module 32 are electrically connected with the controller.

When the cleaning assembly injects gas into the fermentation device 3 through the crushing device 2, the flow velocity of the gas drives kitchen garbage powder in the crushing device 2 to enter the fermentation device 3 together, the cleaning assembly realizes the cleaning function of the crushing device 2 in a gas injection mode, can effectively reduce garbage residue of the crushing roller 22, avoids the problems of odor and sticky dirt caused by long-time use, and is more sanitary in the equipment use environment; when the oxygen sensor detects that the oxygen concentration in the fermentation device 3 is lower than a preset value, the gas purification module 32 stops working to prevent the oxygen concentration in the fermentation device 3 from further decreasing, at the moment, in the process that the cleaning assembly continuously injects gas into the crushing device 2, the gas enters the fermentation device 3 from the crushing device 2 to enable the oxygen concentration in the fermentation device 3 to be gradually increased, and when the oxygen sensor detects that the oxygen concentration in the fermentation device 3 reaches the preset value, the gas purification module 32 is controlled by the controller to restart to purify the gas, by adopting the structural design, the oxygen concentration in the fermentation device 3 fluctuates within a certain range, so that the activity of microorganisms is effectively prevented from being influenced by overhigh or overlow oxygen concentration in the fermentation device 3, the microorganisms are always in a more proper oxygen environment, and the fermentation efficiency of kitchen waste is improved; in the microbial fermentation process, the fermentation chamber can generate odor containing volatile organic acid, hydrogen sulfide and the like from biological fermentation gas, and the gas purification module 32 is used for purifying the generated fermentation gas to avoid the generation of odor.

In this embodiment, the biological processor for kitchen waste with a function of crushing hard waste further includes a housing 1.

Example 2

With reference to fig. 1 and 4, in the kitchen waste biological processor with a function of crushing hard waste according to the present embodiment, compared with embodiment 1, the crushing device 2 includes a crushing box 21, at least two crushing rollers 22 disposed in the crushing box 21, a crushing driving member 23 for driving the crushing rollers 22 to rotate, and a detection sensor for detecting the working state of the crushing rollers, and both the crushing driving member 23 and the detection sensor are electrically connected to a controller; the detection sensor is at least one of a resistance sensor, a temperature sensor, a vibration sensor and a current sensor.

The existing kitchen waste composter usually adopts a blade type crushing device, and can not crush hard kitchen waste, the utility model can crush the hard kitchen waste such as animal bones, fishbones, shells and coarse straws by the crushing rollers 22 at the two sides to form particles with the diameter less than 5mm, so that the crushing efficiency is greatly improved, the crushing is more thorough, and the efficiency of subsequent fermentation and decay is improved; the crushing device 2 is difficult to avoid the phenomenon of jamming when crushing hard kitchen garbage, the utility model discloses in detect the operating condition of crushing roller in real time through the detection sensor, when the detection sensor detects that numerical value exceeds the preset value, control crushing driving piece 23 reverse rotation 5-10S, can take out the hard thing of jamming when the crushing roller reverse rotation, avoid equipment trouble, help prolonging the life of equipment, one of optional implementation ways is, the detection sensor is resistance sensor, resistance sensor is used for detecting the resistance value that the crushing roller 22 received when rotating, when the resistance value that measures exceeds the preset value, resistance sensor control crushing driving piece 23 reverse rotation is in order to take out the kitchen garbage jammed between two crushing rollers 22 in reverse; in the second optional embodiment, the detection sensor is a temperature sensor, the temperature sensor is used for detecting the temperature value of the crushing driving member 23 when the crushing rollers 22 rotate, and when the detected temperature value exceeds a preset value, the temperature sensor controls the crushing driving member 23 to rotate reversely through the controller so as to reversely take out kitchen waste jammed between the two crushing rollers 22; in a third optional embodiment, the detection sensor is a vibration sensor, the vibration sensor is used for detecting the vibration amplitude when the crushing rollers 22 rotate, and when the detected vibration amplitude exceeds a preset value, the vibration sensor controls the crushing driving member 23 to reversely rotate so as to reversely take out kitchen waste jammed between the two crushing rollers 22; the three embodiments can be mutually structured to realize multiple detections, thereby being beneficial to improving the detection accuracy; the fermentation device fully stirs the kitchen waste and microorganisms, so that the biological fermentation degradation speed is accelerated, the fermentation efficiency of the kitchen waste is improved, the kitchen waste stays in the fermentation bin for 20 days and is converted into organic fertilizer through the decomposition and fermentation of the microorganisms, compared with the traditional natural fermentation, the time for converting the kitchen waste into the organic fertilizer is greatly shortened, and meanwhile, the kitchen waste is fully utilized;

in this embodiment, two crushing rollers 22 are horizontally and symmetrically arranged in the crushing box 21, a gap for crushing kitchen waste is formed between the two crushing rollers 22 at intervals, the crushing driving member 23 is a stepping motor which can be purchased directly from the market, the stepping motor is mounted on the side wall of the crushing box 21 through a screw for controlling the crushing rollers 22 to rotate in the crushing box 21, and the rotation of the crushing rollers 22 is independently controlled by the crushing driving member 23.

In this embodiment, a cover plate 6 for opening and closing the delivery opening 5 is arranged above the housing 1, one side of the cover plate 6 is hinged to the top of the housing 1, and when a user delivers garbage to the delivery opening 5, the other side of the cover plate 6 is pulled upwards to open the delivery opening 5; in order to improve the efficiency of crushing kitchen waste, a plurality of tooth picking knives 7 are arranged on the inner side wall of the crushing box 21 close to the crushing roller 22.

Example 3

With reference to fig. 1 and 4, compared with the embodiment 1 or 2, the cleaning assembly of the kitchen waste disposer having the function of crushing hard waste in this embodiment includes a gas injection hole 2111 formed in the crushing box 21, a cleaning driving member 2112 for injecting gas into the crushing box 21, and a flow guide plate 2113 for guiding gas to the crushing roller 22.

The cleaning step of the cleaning assembly for the crushing box 21 in this embodiment is that the cleaning driving member 2112 injects gas into the crushing box 21 from the gas injection hole 2111, the gas injected into the crushing box 21 is blown to the crushing roller 22 by the flow guiding action of the flow guiding plate 2113, and the gas can flush kitchen waste on the inner wall of the crushing box 21 and on the surface of the crushing roller 22 from the lower part of the crushing box 21 when passing through, so as to achieve the cleaning purpose.

In this embodiment, the cleaning driving member 2112 is a cross flow fan directly purchased from the market, the gas injection hole 2111 is opened at the upper end of the crushing box 21, the whole crushing box 21 is in an inverted boss shape, the volume above the crushing box 21 is larger than the volume below the crushing box, and the gas is compressed due to the shape of the crushing box 21 in the downward flowing process, so as to achieve the purpose of pressurizing and accelerating the gas, and ensure that the gas can clear the kitchen waste as much as possible.

Example 4

With reference to fig. 1 and 4, the kitchen waste biological treatment machine with the function of crushing hard waste of this embodiment is compared with any one of embodiments 1-3, fermentation device 3 includes fermentation chamber 33 and the stirring structure that is used for stirring the kitchen waste after being crushed, the stirring structure includes (mixing) shaft 34 arranged in fermentation chamber 33, at least one stirring piece 35 arranged on (mixing) shaft 34, and stirring driving piece 36 used for driving (mixing) shaft 34 to rotate in fermentation chamber 33, fermentation chamber 33 is provided with blanking port 331, fermentation chamber 33 is provided with the blanking structure used for opening and closing blanking port 331.

The rubbish from cooking is accomplished to break and is fallen into broken case 21 after, and stirring driving piece 36 drive (mixing) shaft 34 begins to drive the rotation of stirring piece 35, and stirring piece 35 carries out the intensive mixing with rubbish from cooking and microorganism for biological fermentation degradation speed, when rubbish from cooking fully ferments and forms the chemical fertilizer, feed opening 331 is opened to blanking structure on the fermentation storehouse 33 makes the chemical fertilizer fall on discharging device 4 and supplies the user to take.

In this embodiment, the material outlet 331 is disposed below the fermentation chamber 33, so that the kitchen waste in the fermentation chamber 33 can automatically fall down by gravity, the stirring shaft 34 is horizontally disposed in the fermentation chamber 33, the stirring member 35 is vertically mounted on the stirring shaft 34, and the stirring driving member 36 is a stepping motor directly commercially available, and is mounted on the sidewall of the crushing box 21 for driving the rotation of the stirring shaft 34.

In this embodiment, the feeding structure includes a feeding plate 3321 hermetically connected to the feeding port 331 and a motor for driving one side of the feeding plate 3321 to rotate.

Example 5

With reference to fig. 1 and 4, in the kitchen waste biological treatment machine with a function of crushing hard waste according to the present embodiment, compared with any one of embodiments 1 to 4, a temperature control module 311 is disposed on the fermentation device 3, the temperature control module 311 includes a temperature sensor disposed in the fermentation chamber 33 and a heating driving member 3111 for heating the fermentation chamber 33, and both the temperature sensor and the heating driving member 3111 are electrically connected to the controller.

When the temperature sensor detects that the temperature in the fermentation chamber 33 is lower than the preset value, the temperature sensor controls the heating driving part 3111 to start heating the fermentation chamber 33 through the controller so as to enable the temperature in the fermentation chamber 33 to reach the optimal fermentation temperature, and when the temperature sensor detects that the temperature in the fermentation chamber 33 reaches the preset value, the heating is stopped.

The temperature control module 311 controls the temperature in the fermentation device 3 within a certain range, so that the fermentation chamber can reach a proper fermentation temperature, the fermentation efficiency of the kitchen garbage is improved, and the survival rate of microorganisms is ensured.

In this embodiment, in order to increase the temperature rise rate of the fermentation chamber 33, the material of the fermentation chamber 33 is one of aluminum alloy, stainless steel and copper material, the heating driving member 3111 is an electric heating plate directly available on the market, and the heating driving member 3111 is attached to the outer wall of the fermentation chamber 33 to increase the heat conduction efficiency.

Example 6

With reference to fig. 1-4, compared with any one of embodiments 1-5, the kitchen waste biological treatment machine with a function of crushing hard waste of this embodiment is provided with a humidity control module 312 on the fermentation device 3, the humidity control module 312 includes a humidity sensor disposed in the fermentation chamber 33 and a water tank 3122 communicated with the fermentation chamber 33 through a water outlet pipe 3121, the water outlet pipe 3121 is provided with an electromagnetic valve 3123, the water tank 3122 is provided with a water injection structure 3124, and the water tank 3122 is provided with a water level sensor.

When the humidity sensor detects that the humidity of the materials in the fermentation bin 33 is lower than a set value, the electromagnetic valve 3123 is opened, water flows out from the lower water outlet pipe 3121, and water drops into the water outlet pipe 3121 to moisten the fermented materials; when the humidity sensor detects that the humidity of the materials in the fermentation bin 33 is higher than a set value, the electromagnetic valve 3123 is closed; water level sensor 3125 monitors the water tank water yield, and when the water level was less than the set value, the suggestion needed the moisturizing, and the water injection structure 3124 from the top adds the water yield artificially.

The humidity control module 312 can control the humidity in the fermentation device 3, and a common household kitchen waste composting machine is not provided with a humidifying function, so that the materials are excessively dried easily, the biodegradation process is influenced, and the problems of insufficient decrement ratio, insufficient decomposition degree and the like of kitchen waste are caused.

In this embodiment, the water injection structure 3124 is a water injection pipe connected above the water tank 3122, and the upper end of the water injection pipe extends out of the housing 1 so that a user can directly inject water into the water tank 3122; the water level sensor 3125 is a float monitor that is placed in the water tank 3122 to detect the amount of water in the water tank 3122 in real time.

Example 7

With reference to fig. 1-4, the kitchen waste biological treatment machine with a function of breaking hard waste in this embodiment is compared with any one of embodiments 1-5, where the gas purification module 32 includes a purification box 322 connected to the fermentation chamber 33 through a first gas pipe 321, and an air exhaust driving member 324 connected to the purification box 322 through a second gas pipe 323, and an ultraviolet sterilizing lamp, a photocatalyst porous net, and an active carbon-HEPA integrated filter screen are disposed in the purification box 322.

The air-extracting driving member 324 sucks the odor in the fermentation bin 33 into the purifying box 322 in a negative pressure manner by means of induced air, and the odor is purified by the purifying box 322 and then discharged outside the equipment; in this embodiment, the ultraviolet sterilization lamp can kill the bacterium, and the photocatalyst degrades odor component under the ultraviolet lamp excitation, and the absorption of remaining foul smell is got rid of in the integrated filter screen of active carbon-HEPA, and the benefit of doing so lies in that ordinary kitchen remains the compost machine and only sets up the active carbon absorption and purifies, and life is short, and does not have the function of disinfecting, has sanitary safety hidden danger. The device integrates three-level purification of ultraviolet sterilization, photocatalytic degradation and activated carbon adsorption, the purification effect is more efficient and lasting, and the service life of the filter screen is longer; the HEPA filter screen is designed into a drawer type, so that the HEPA filter screen is convenient to replace.

Example 8

With reference to fig. 1-4, the biological processor for kitchen waste with a function of crushing hard waste according to the present embodiment further includes a housing 1, compared with any one of embodiments 1-5, the discharging device 4 includes a discharging box 41 and an opening 42 disposed on the housing 1, the discharging box 41 is installed on the housing 1 in a drawer type through the discharging opening 42, and the discharging box 41 is made of a transparent material.

The drawer type installation mode is convenient for a user to draw the discharging box 41 outwards to utilize the fertilizer in the discharging box 41, the storage drawer is positioned at the lower part of the fermentation bin 33, the discharging box 41 is made of transparent materials, and the fullness of the stored materials in the drawer is mainly convenient to observe so as to prevent the excessive materials from overflowing or influencing the subsequent discharging.

In this embodiment, the discharging box 41 may be one of PMMA, PS, and PC.

Example 9

With reference to fig. 1-4, the control method of the kitchen waste biological treatment machine with a function of crushing hard waste in the embodiment includes the following steps:

s1: the crushing device 2 crushes the kitchen garbage into particles;

s2: putting the microbial strains and the granular kitchen garbage into a fermentation device 3 together for stirring;

s3: the oxygen sensor detects the oxygen concentration value in the fermentation device 3 in real time;

s4: comparing the oxygen concentration value measured by the oxygen sensor with an oxygen concentration range value preset in a controller;

if the oxygen concentration value measured by the oxygen sensor exceeds the preset oxygen concentration value, executing S5;

if the oxygen concentration value measured by the oxygen sensor is lower than the preset oxygen concentration value, executing S6;

if the oxygen concentration value measured by the oxygen sensor is within the preset oxygen concentration range value, executing S7;

s5: shut down the cleaning assembly, start the gas cleaning module 32, go to S4;

s6: starting the cleaning assembly, shutting down the gas purification module 32, and performing S4;

s7: the cleaning assembly is activated, the gas cleaning module 32 is activated, and S4 is performed.

The oxygen concentration in the fermentation device 3 fluctuates in a certain range, so that the activity of microorganisms is effectively prevented from being influenced by overhigh or overlow oxygen concentration in the fermentation device 3, the microorganisms are always in a suitable oxygen environment, the fermentation efficiency of kitchen garbage is improved, and the oxygen concentration range value preset in the controller is set according to different strain characteristics.

In other embodiments, when the oxygen concentration value measured by the oxygen sensor exceeds the preset oxygen concentration value, the cleaning component and the gas purification module 32 are closed at the same time, and the oxygen in the fermentation chamber 33 is gradually reduced under the respiration of the microorganisms; when the oxygen concentration value that oxygen sensor surveyed is less than in the oxygen concentration value of predetermineeing, start simultaneously clean subassembly and gas purification module 32 and inject gas into to fermentation chamber 33 and make its oxygen concentration value rise rapidly, inject gas into fermentation chamber 33 simultaneously, compare one side and admit air, can effectively prevent to inject into the gas in the fermentation chamber 33 and discharge from the opposite side.

The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without departing from the inventive spirit of the present invention, the person skilled in the art should also design the similar structural modes and embodiments without creativity to the technical solution, and all shall fall within the protection scope of the present invention.

Claims (8)

1. The utility model provides a have kitchen garbage biological treatment machine of stereoplasm rubbish crushing function concurrently which characterized in that: the device comprises a crushing device, a fermentation device and a discharging device which are sequentially communicated, wherein the crushing device is used for crushing kitchen garbage; the fermentation device is used for stirring the crushed kitchen garbage; the discharging device is used for discharging the kitchen garbage after crushing, stirring and fermentation;

the crushing device is provided with a cleaning assembly, and the cleaning assembly is used for generating high-speed gas to blow off garbage stuck in the crushing bin; the fermentation device is connected with a gas purification module, and the gas purification module is used for purifying and discharging gas in the fermentation device; an oxygen sensor is arranged in the fermentation device, and the oxygen sensor and the gas purification module are electrically connected with the controller.

2. The biological processor for kitchen waste with a function of crushing hard waste as claimed in claim 1, wherein: the crushing device comprises a crushing box, at least two crushing rollers arranged in the crushing box, a crushing driving piece used for driving the crushing rollers to rotate and a detection sensor used for detecting the working state of the crushing rollers, wherein the crushing driving piece and the detection sensor are both electrically connected with the controller; the detection sensor is at least one of a resistance sensor, a temperature sensor, a vibration sensor and a current sensor.

3. The biological processor for kitchen waste with a function of crushing hard waste as claimed in claim 1, wherein: the clean subassembly is including locating gas injection hole on the crushing case, be used for to the gaseous clearance driving piece of injecting into in the crushing case and be used for the guide plate with gaseous water conservancy diversion to crushing roller.

4. The biological processor for kitchen waste with a function of crushing hard waste as claimed in claim 1, wherein: fermenting installation is including fermentation storehouse and the stirring structure that is used for stirring the rubbish from cooking after being broken, stirring structure is including locating the (mixing) shaft in the fermentation storehouse, locating at least one stirring spare on the (mixing) shaft to and be used for driving the (mixing) shaft at the stirring driving piece of fermentation storehouse internal rotation, be equipped with the feed opening on the fermentation storehouse, be equipped with the blanking structure who is used for opening and close the feed opening on the fermentation storehouse.

5. The biological processor for kitchen waste with a function of crushing hard waste as claimed in claim 1, wherein: the fermentation device is provided with a temperature control module, the temperature control module comprises a temperature sensor arranged in the fermentation bin and a heating driving piece used for heating the fermentation bin, and the temperature sensor and the heating driving piece are both electrically connected with the controller.

6. The biological processor for kitchen waste with a function of crushing hard waste as claimed in claim 1, wherein: the fermentation device is provided with a humidity control module, the humidity control module comprises a humidity sensor arranged in the fermentation bin and a water tank 2 communicated with the fermentation bin through a water outlet pipe, the water outlet pipe is provided with an electromagnetic valve, the water tank is provided with a water injection structure, and the water tank is internally provided with a water level sensor.

7. The biological processor for kitchen waste with a function of crushing hard waste as claimed in claim 1, wherein: the gas purification module comprises a purification box connected with the fermentation bin through a first air pipe and an air exhaust driving piece connected with the purification box through a second air pipe, and an ultraviolet sterilizing lamp, a photocatalyst porous net and an active carbon-HEPA integrated filter screen are arranged in the purification box.

8. The biological processor for kitchen waste with a function of crushing hard waste as claimed in claim 1, wherein: the discharging device comprises a discharging box and an opening arranged on the shell, the discharging box is installed on the shell in a drawer mode through a discharging hole, and the discharging box is made of transparent materials.

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