CN216175278U - Organic garbage biological processor with double stirring structures - Google Patents

Abstract

The utility model discloses an organic garbage biological processor with a double-stirring structure, which comprises a processing tank, wherein a stirring device is arranged on the arc axis of the processing tank by using a bearing seat, a large gear is arranged at a transmission end, the large gear is meshed with a small gear arranged on a shaft of a speed reduction motor, the small gear drives the large gear to rotate under the driving of the speed reduction motor, and the stirring device rotates in the processing tank under the driving of the large gear. The organic garbage can be used in places with the quantity of organic garbage of 3000 kg-10000 kg every day, such as places of living, food processing, work and study, commercial operation and the like, has the characteristics of scattered local reduction, resource utilization and harmlessness, and has the advantages of reducing transportation conditions of use places and limiting equipment by installation space; the equipment structure science uses a gear motor drive, when the material gets the intensive mixing to improve decomposition efficiency, effectively reduces equipment manufacturing cost.

Description

Organic garbage biological processor with double stirring structures

Technical Field

The utility model relates to the technical field of resources and environment, mainly relates to an organic solid waste treatment and recycling technology, and more particularly relates to an organic garbage biological processor with a double-stirring structure.

Background

With the construction of a comprehensive deep domestic waste classification system in China, source classification reduction and resource utilization become main disposal modes of organic solid wastes in China. The equipment and the technology for the distributed local reduction, resource utilization and harmless treatment of organic wastes such as municipal domestic kitchen wastes and organic wastes of food processing enterprises become a market demand, and provide a good development opportunity for the marketable application of the aerobic biological treatment technology of the organic wastes. As the scales of the places such as living and living, food processing, work and study, commercial operation and the like in China are different, and the quantity of the organic garbage generated every day is also greatly different, the distributed on-site treatment is realized, the requirements of different use environments and treatment scales are met, and the types of the biological organic garbage treatment equipment are diversified.

The existing organic garbage biological treatment equipment is generally of a single-shaft stirring structure, the stirring structure is difficult to be qualified under the condition of large treatment capacity, and the double-shaft stirring equipment has the problems of large volume, low efficiency caused by dead angles in stirring, poor practicability and the like.

Disclosure of Invention

In order to solve the defects and defects of the prior art, the inventor provides novel organic garbage biological treatment equipment through research and development design, can meet the requirement that the organic garbage generated every day is used in places with the quantity of 3000 kg-10000 kg, such as places of living, food processing, work and study, commercial operation and the like, and has the characteristics of distributed on-site reduction, recycling and harmless treatment. Specifically, the utility model is realized by the following steps:

an organic garbage biological processor with a double-stirring structure comprises a processing tank in a sealed bin shape, wherein a feeding hole, a discharging hole, an air inlet and an air outlet are formed in the processing tank; the stirring structure is transversely arranged in the treatment tank along the length direction of the treatment tank, the stirring structure is two groups of long-shaft-shaped first stirring devices and second stirring devices, two ends of each of the first stirring devices and the second stirring devices are mounted on two end walls of the treatment tank through bearing seats, one end of each of the first stirring devices and the second stirring devices is a power end, the power ends are exposed outside the treatment tank, and the two stirring devices are driven by a speed reduction motor to rotate in the treatment tank.

Further, the power end includes: the stirring shaft of the stirring device is fixedly provided with a big gear, a small gear which is meshed with the two big gears simultaneously and connected with the big gear, the small gear is fixedly arranged on a speed reducing motor shaft, the small gear drives the big gears to rotate under the driving of the speed reducing motor, and the first stirring device and the second stirring device rotate in the treatment tank under the driving of the big gears which are arranged respectively.

Furthermore, the treatment tank is a closed body formed by mutually combining and splicing two U-shaped tanks, the cross section of the bottom of the treatment tank is in a shape of splicing double circular arc sections, and the axes of the circular arc sections coincide with the axes of the corresponding stirring shafts.

Furthermore, the lower arc section of the treatment tank is of a jacket structure with an inner interlayer, a water inlet pipeline and a water outlet pipeline communicated to the interior of the interlayer are arranged on the jacket, a water inlet pipe of the water inlet pipeline and a water outlet pipe of the water outlet pipeline feed water from high-position multiple points of the jacket, a water outlet pipe of the water outlet pipeline discharges water from low-position multiple points of the jacket, and heat insulation materials are laid outside the jacket.

Furthermore, two ends of the treatment tank are sealed by end plates, and the upper part of the treatment tank is sealed by a top cover; one or more air inlets are arranged at the upper part of the end plate at the non-power end, and one or more feed inlets, access holes and air outlets are arranged on the top cover; one or more discharge ports are arranged on one side surface of the treatment tank.

Furthermore, a temperature sensor is arranged on the end plate on at least one side of the processing tank, and humidity detection devices are symmetrically arranged on the lower portions of the two end plates of the processing tank, and the humidity detection devices are symmetrically arranged on the lower portions of the two end plates of the processing tank.

Furthermore, the first stirring device and the second stirring device both comprise a plurality of stirring blades arranged on the stirring shaft, and the stirring blades are distributed in a staggered manner along the axis and form radial uniform distribution in the circumferential axial direction of the stirring shaft.

Furthermore, the stirring blades on the first stirring device and the second stirring device are distributed in the treatment tank along respective axes in a staggered manner, and the rotating circumferential directions of the two groups of stirring blades have mutually staggered overlapping ranges in the transverse direction, are staggered and avoid each other in the longitudinal direction and do not contact each other.

Furthermore, the installation angle, the direction and the length of the stirring blades between two adjacent stirring blades are different.

The working principle of the utility model is introduced: an organic garbage biological processor with a double-stirring structure takes acidophilic and thermophilic microbial bacteria mainly containing lactic acid bacteria as a substrate, decomposes organic garbage under the conditions of high temperature (60-80 ℃) and acidity (PH 4.0-6.0), decomposes the organic garbage into water vapor, CO2 and organic matters, and reduces the amount to more than 90%; can inhibit or eliminate bacteria living under weak acid and alkaline conditions, and can eliminate a large amount of bacteria and viruses at high temperature, thereby ensuring that the treated excess materials can be safe and stable and can be used as organic fertilizer base materials without other special safety and stabilization treatments; the decomposition period is 24 hours, no rancidity is generated, no substances such as nitric oxide (ozone depletion substances), NOx, SOx and the like are generated, ammonia and nitrogen in organic matters can be wrapped in the product organic fertilizer, the volatilization of ammonia gas is inhibited, no odor is generated, and therefore the reduction, harmless and resource treatment of organic garbage is realized. Before the equipment is put into use for the first time, the microbial strains are put into a biological processor for propagation and activation according to the amount required by daily organic waste treatment and then are used as a substrate. Under the condition of normal use and maintenance of the equipment, the equipment can be used for ten years without secondary investment, the strain decomposition capability is durable, the stability is high, and the equipment operation cost is low. In order to maintain the decomposition efficiency, the organic waste is subjected to pretreatment such as solid-liquid separation and crushing before being fed to the biological treatment apparatus, if necessary. The treatment tank is a combined closed body of two U-shaped grooves, the circular arc sections of the U-shaped grooves are provided with stirring devices, the lower part of the treatment tank is a material treatment area, the upper part of the treatment tank is an oxygen supply and gas volatilization area, organic garbage materials are put into the material treatment area from a feed inlet on a top cover, water vapor, CO2 and other gases generated in the treatment process are pumped by a fan from an air outlet to stop the purification device from being purified and then discharged, and residual materials are accumulated in the treatment tank to a set material level and then discharged from a discharge outlet. The outer side of the lower part of the treatment tank is provided with a jacket, a heat-insulating material is laid outside the jacket, circulating hot water is pumped into the jacket by using an air energy pump to heat materials in the treatment tank, the temperature of the organic garbage in the decomposition process is kept to be 60-80 ℃, so that higher decomposition efficiency is obtained, bacteria and viruses are killed, the safety and stability of the treated excess materials are ensured, and the organic fertilizer can be used as an organic fertilizer base material without other special safety and stabilization treatments. Be provided with humidity detection device in the treatment tank bottom, use humidity detection device and PLC control organic rubbish to decompose the condition, according to organic rubbish input volume, decomposition degree control stirring mode, stirring cycle, and the gaseous emission speed such as steam and CO2 that produces in the processing procedure, both guaranteed that newly input material and matrix are fully stirred evenly, keep decomposition efficiency, in time with gas emission, can reduce unnecessary stirring and convulsions again, reach the purpose of power saving. When the decomposition of the organic garbage is completed, the humidity of the organic garbage reaches a specified set value, the stirring device enters a slow-turning inhibition mode with long pause time, and the air exhaust of the treatment tank is stopped.

The beneficial effects of the utility model are introduced as follows:

(1) the device uses acidophilic and thermophilic microorganisms as a substrate to decompose the organic garbage into water vapor, CO2 and organic matters at high temperature and high efficiency, and the decrement reaches 90%; and can inhibit or kill bacteria living under weak acidity and alkaline conditions, kill a large amount of bacteria and viruses at high temperature, and has no odor, and the residual materials can be used as organic fertilizer base materials. Realizes the reduction, harmless and recycling treatment of the organic garbage and has very good effect on environmental protection.

(2) This equipment treatment tank is two U type groove intercombination closures, uses two sets of agitating unit, can be when improving equipment handling capacity, keeps the material at a reasonable height to reduce the calorific loss that the material decomposes the production, and keep the material to have sufficient area and air contact, avoid equipment too high and cause the material to decompose the oxygen deficiency and influence and decompose efficiency, reduce the restriction of use place transportation condition, installation space to equipment simultaneously.

(3) The equipment treatment tank is a combined closed body of two U-shaped grooves, two sets of stirring devices are used, the stirring rotation diameter is reasonable, the loads of the stirring shaft and the stirring blades are small, the stirring shaft and the stirring blades are driven by one speed reducing motor, the equipment structure is scientific, and the equipment manufacturing cost is effectively reduced while the materials are fully stirred to improve the decomposition efficiency.

(4) The stirring blades of the two groups of stirring shafts are transversely provided with an overlapping area, but are longitudinally distributed in a staggered manner, so that the stirring blades are not in contact with each other and do not influence each other, the volume of the whole stirring area is reduced, the space utilization rate is improved, the volume is optimized on the premise of not influencing the stirring efficiency, and the volume is kept compact as far as possible without influencing the space occupation.

(5) The bottom of the treatment tank is of an arc structure, the circle center of the arc radian of the arc structure coincides with the axis of the rotating shaft, so that the bottom region has no stirring dead angle, the bottom surface is attached to the stirring range as much as possible, the stirring efficiency is effectively improved, the biological reaction of the strain is uniform, the stability of biological treatment is guaranteed, and the treatment efficiency is improved.

(6) The used strain has lasting decomposition capacity, can be used for 10 years without increasing the cost of decomposing the strain, and has good stability and low equipment operation cost. The technology can be converted into equipment for treating 3000 kg-10000 kg of organic garbage per day on different scales, and the organic garbage is subjected to distributed on-site reduction, harmlessness and resource treatment at the source of organic garbage generation, such as places of medium and large-scale living, food processing, work and study, commercial operation and the like, so that the investment cost is low, and the popularization and application technical advantages are strong.

Drawings

FIG. 1 is a perspective view of the overall structure of the present invention;

FIG. 2 is a drive end view of the present invention;

FIG. 3 is a non-driving end view of the present invention;

FIG. 4 is a perspective view illustrating the installation of the first stirring device and the second stirring device of the present invention;

wherein: 1-treatment tank, 1-end plate, 1-2-top cover, 1-3-air inlet, 1-4-discharge outlet, 1-5-feed inlet, 1-6-air outlet, 1-7-temperature sensor, 1-8-humidity detection device, 1-9-jacket, 1-10-water inlet and outlet pipeline, 1-10-1-water inlet pipe, 1-10-2-water outlet pipe,

2-a first stirring device, 2-1-a stirring shaft, 2-a stirring blade,

3-a second stirring device,

4-a large gear,

5-pinion.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

Example (b): as shown in fig. 1-4, a biological organic waste processor with a double-stirring structure comprises a processing tank 1, a first stirring device 2, a second stirring device 3, a gearwheel 4 and a pinion 5, wherein the first stirring device 2 and the second stirring device 3 are installed in the processing tank 1 by using bearing seats, the gearwheel 4 is installed at the transmission ends of the first stirring device 2 and the second stirring device 3, the pinion 5 is installed on a speed reducing motor, the pinion 5 is engaged with the two gearwheels 4, the gearwheel 5 drives the gearwheel 4 to rotate under the driving of the speed reducing motor, the first stirring device 2 and the second stirring device 3 rotate in the processing tank 1 under the driving of the gearwheel 4, and according to the rotation period and the speed set by a PLC (programmable logic controller), the treatment tank 1 is operated in three types of circulation and alternation, such as clockwise rotation, anticlockwise rotation and pause, when the decomposition of the organic waste materials in the treatment tank 1 is completed, the rotation is slowed down or the pause time is prolonged.

Furthermore, the treatment tank 1 is a combined closed body of two U-shaped tanks, two ends of the treatment tank are closed by end plates 1-1, the upper part of the treatment tank is closed by a top cover 1-2, the lower part of the treatment tank is a material treatment area, and the upper part of the treatment tank is a nutrient supply and gas volatilization area. Before the equipment is put into use for the first time, microbial strains are put into the treatment tank 1 according to the amount required by daily treatment of organic garbage for propagation and activation to form a matrix, organic garbage materials are put into the lower part of the treatment tank 1 from the upper feeding port 1-5 of the top cover 1-2 and are stirred and mixed with the matrix uniformly under the periodic rotation of the first stirring device 2 and the second stirring device 3, so that the efficient decomposition of the organic garbage is promoted. Air required for decomposition enters the treatment tank 1 from an air inlet 1-3 arranged at the upper part of the non-transmission end plate, gas such as water vapor, CO2 and the like generated in the material treatment process is discharged from an air outlet 1-6 arranged on the top cover 1-2 after being purified by a fan, and decomposed residual materials are accumulated in the treatment tank and discharged from a discharge port 1-4 after reaching a set material level to be used as organic fertilizer base materials.

Furthermore, the outer side of the arc section at the lower part of the treatment tank 1 is provided with a jacket 1-9, a heat insulation material is laid outside the jacket 1-9, hot water is circularly introduced into the jacket 1-9 through a water inlet and outlet pipeline 1-10 by using an air energy pump, the material in the treatment tank 1 is heated, so that the decomposition temperature of the material is kept between 60 ℃ and 80 ℃, and the organic garbage is decomposed at high temperature. The water inlet pipe 1-10-1 of the water inlet and outlet pipeline is used for feeding water from a high position and multiple points at the upper part of the jacket 1-9, and the water outlet pipe 1-10-2 is used for discharging water from a low position and multiple points at the lower part of the jacket, so that good heat transfer efficiency is realized.

Furthermore, temperature sensors 1-7 and humidity detection devices 1-8 are arranged on two end plates of the processing tank 1 to detect the decomposition condition of the organic garbage, and the PLC controls the stirring modes and the stirring periods of the first stirring device 2 and the second stirring device 3 and the gas discharge speeds of water vapor, CO2 and the like generated in the processing process, so that the newly-added materials and the matrix are fully and uniformly mixed, the decomposition efficiency is kept, the gas is timely discharged, and meanwhile, unnecessary stirring and air draft are reduced, and the purpose of saving electricity is achieved. When the decomposition of the organic garbage is completed, the humidity of the organic garbage reaches a specified set value, the stirring device enters a slow-turning inhibition mode with long pause time, and the air exhaust of the treatment tank is stopped.

Furthermore, the first stirring device 2 and the second stirring device 3 are symmetrically arranged on the arc axial lead of two U-shaped grooves of the treatment tank 1 in equal height in parallel, the stirring blades 2-2 are distributed in the stirring shaft 2-1 in a staggered manner along the axial line and form radial uniform distribution on the circumference, and the stirring blades 2-2 of the first stirring device 2 and the second stirring device 3 are staggered with each other along the axial line in the treatment tank 1 and are staggered with each other along the radial track of the circumferential direction, so that the material 1 in the treatment tank can be fully and uniformly stirred, and the decomposition efficiency is improved.

Further, the first stirring device 2 and the second stirring device 3 are meshed with a pinion 5 through two large gears 4 and rotate in the same tank under the driving of the same speed reduction motor, the tank height and the stirring rotation diameter are reasonably controlled, the material level is controlled at a reasonable height, the materials are guaranteed to have enough area to be in contact with air, the decomposition heat loss is reduced, the stirring load is reduced, the treatment capacity of the equipment is improved, the decomposition efficiency is kept, the manufacturing cost of the equipment is reduced, the transportation condition of a use place is reduced, and the limitation of the installation space to the equipment is reduced.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the utility model and are not to be construed as limiting the utility model. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims (9)

1. An organic garbage biological processor with a double-stirring structure comprises a processing tank (1) in a sealed closed bin shape, wherein a feeding hole (1-5), a discharging hole (1-4), an air inlet (1-3) and an air outlet (1-6) are formed in the processing tank (1); it is characterized by also comprising:

the stirring structure is transversely arranged in the treatment tank (1) along the length direction of the treatment tank (1), the stirring structure is a first stirring device (2) and a second stirring device (3) which are in two groups of long shaft shapes, two ends of the first stirring device (2) and the second stirring device (3) are installed on two end walls of the treatment tank (1) through bearing seats, one end of the first stirring device is a power end, the power end is exposed outside the treatment tank (1), and the two stirring devices are driven to rotate in the treatment tank (1) under the driving of a speed reduction motor.

2. The organic waste biotreater according to claim 1, wherein the power end comprises: the stirring device comprises a large gear (4) fixedly installed on a stirring shaft (2-1) of the stirring device, a small gear (5) meshed with the two large gears (4) simultaneously, the small gear (5) is fixedly installed on a speed reduction motor shaft, the small gear (5) drives the large gears (4) to rotate under the driving of the speed reduction motor, and the first stirring device (2) and the second stirring device (3) rotate in the treatment tank (1) under the driving of the large gears (4) installed respectively.

3. The organic waste biological treatment machine according to claim 1, wherein the treatment tank (1) is a closed body formed by combining and splicing two U-shaped grooves, the cross section of the bottom of the treatment tank (1) is in a shape of splicing double circular arc sections, and the axes of the circular arc sections coincide with the axes of the corresponding stirring shafts (2-1).

4. The biological organic waste treatment machine according to any one of claims 1 to 3, wherein the lower arc section of the treatment tank (1) is in a jacket (1-9) structure with an inner interlayer, the jacket (1-9) is provided with a water inlet and outlet pipeline (1-10) communicated to the inside of the interlayer, the water inlet pipe (1-10-1) of the water inlet and outlet pipeline (1-10) is filled with water from a plurality of high positions of the jacket (1-9), the water outlet pipe (1-10-2) is filled with water from a plurality of low positions of the jacket (1-9), and a heat insulation material is paved outside the jacket (1-9).

5. The biological organic waste disposer of claim 1, wherein the two ends of the disposer (1) are closed by end plates (1-1) and the upper part is closed by a top cover (1-2); one or more air inlets (1-3) are arranged at the upper part of an end plate (1-1) at the non-power end, and one or more feed inlets (1-5), access holes and air outlets (1-6) are arranged on a top cover (1-2); one or more discharge ports (1-4) are arranged on one side surface of the treatment tank (1).

6. The biological organic waste disposer of claim 5, wherein the end plate (1-1) of at least one side is provided with a temperature sensor (1-7) and a humidity detector (1-8) symmetrically arranged at the lower part of the two end plates (1-1) of the disposer (1), and the humidity detector (1-8) is symmetrically arranged at the lower part of the two end plates (1-1) of the disposer (1).

7. The biological organic waste disposer of claim 1, wherein the first stirring device (2) and the second stirring device (3) each comprise a plurality of stirring blades (2-2) disposed on the stirring shaft (2-1), and the stirring blades (2-2) are distributed in a staggered manner along the axis and radially and uniformly distributed in the circumferential axial direction of the stirring shaft (2-1).

8. The biological organic waste processor according to claim 7, wherein the respective mixing blades (2-2) of the first mixing device (2) and the second mixing device (3) are arranged in the processing tank (1) along respective axes in a staggered manner, and the rotating circumferential directions of the two mixing blades (2-2) have overlapping ranges staggered with each other in the transverse direction, but are staggered with each other in the longitudinal direction and avoid contacting each other.

9. The biological processor of organic waste according to claim 7 or 8, characterized in that the installation angles, directions and lengths of the stirring vanes (2-2) between two adjacent stirring vanes are different.

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