CN223921318U

CN223921318U - A composting and fermentation device for mixing straw and manure

Info

Publication number: CN223921318U
Application number: CN202520336615.5U
Authority: CN
Inventors: 刘文杰; 李洪平; 颜寿; 鲁财云; 张洪彬; 朱萏; 黄成毅; 胡定益; 杨家成; 陈利; 赵清科
Original assignee: Hejiang County Public Inspection And Testing Center; Sichuan Agricultural University
Current assignee: Hejiang County Public Inspection And Testing Center; Sichuan Agricultural University
Priority date: 2025-02-28
Filing date: 2025-02-28
Publication date: 2026-02-17
Anticipated expiration: 2035-02-28

Abstract

The utility model belongs to the field of composting fermentation, and particularly relates to a composting fermentation device for mixing straw and excrement, which aims at solving the problems that partial materials cannot be fully contacted with air and the fermentation effect is reduced due to the fact that the existing material is inconvenient to stir, and the composting fermentation device comprises a device shell, wherein a driving motor is fixed on the upper surface of the device shell through bolts, a stirring mechanism for stirring the materials is arranged on a power output shaft of the driving motor, and a scraping mechanism for scraping the materials on the inner wall of the device is arranged on the outer wall of the stirring mechanism. According to the utility model, the filter screen filters impurities in the air, the filtered air enters the connecting piece through the conveying pipe and then passes through the conveying cavity formed in the transmission rod, so that the input air can be discharged through the exhaust port, uniform distribution of oxygen is ensured, the occurrence of local anaerobic conditions is prevented, the full contact of microorganisms and materials is promoted, and the fermentation effect is improved.

Description

Composting fermentation device for straw and excrement mixing

Technical Field

The utility model relates to a composting fermentation device, in particular to a composting fermentation device for mixing straw and excrement, and belongs to the technical field of composting fermentation.

Background

The composting fermentation device for mixing straw and manure is an important device for realizing the resource utilization of agricultural wastes. The composting fermentation device for mixing straw and manure is a device which is specially designed for mixing straw, manure and other agricultural wastes and performing composting fermentation. The working principle of the composting fermentation device for mixing the stalk and the excrement is based on the fermentation effect of microorganisms. When the straw and manure are mixed and placed in the fermentation tank, the microorganisms begin to decompose the organic substances and release energy. During fermentation, microorganisms require oxygen for respiration and produce heat. By the synergistic effect of the stirring system and the aeration system, an even distribution of oxygen can be ensured and suitable fermentation conditions can be maintained.

In prior art, like the quick compost fermentation canopy of excrement and urine that bulletin number is CN218989118U discloses, it includes the base, fixed mounting has album excrement canopy on the base, and album left side fixed mounting of excrement canopy has the medicament case, and album right side fixed mounting of excrement canopy has the gas holder, and the top fixed mounting of gas holder has the aspiration pump, has set gradually mixing tank and actuating groove from left to right in the base, and the mixing tank internal rotation is connected with two (mixing) shafts, equal fixed mounting has a plurality of puddlers on two (mixing) shafts. The device can store the gas generated in the fecal fermentation process, avoid directly discharging and polluting the environment, and recycle and produce methane, thereby further improving the utilization rate of resources, and simultaneously, can treat and discharge the filtered fecal sewage, and avoid the odor in the fecal sewage from polluting the environment.

In the above technical scheme, although the gas generated in the fecal fermentation process can be stored, the direct emission of the polluted environment is avoided, and the biogas can be recycled, when the device is used, the internal materials are inconvenient to stir, so that partial materials cannot fully contact with air, the fermentation effect is reduced, and in view of the above, the device for fermenting the compost is provided for straw fecal mixing so as to overcome the defects.

Disclosure of utility model

The utility model provides a composting fermentation device for mixing straw and manure, which aims to solve the problems that the internal materials are inconvenient to stir, so that partial materials cannot be fully contacted with air and the fermentation effect is reduced.

The utility model realizes the aim through the following technical scheme that the composting fermentation device for straw and fecal mixing comprises a device shell, wherein a driving motor is fixed on the upper surface of the device shell through a bolt, a power output shaft of the driving motor is provided with a stirring mechanism for stirring materials, the outer wall of the stirring mechanism is provided with a scraping mechanism for scraping materials on the inner wall of the device, the lower surface of the device shell is communicated with a discharging pipe, and a valve is fixed on the outer wall of the discharging pipe;

The stirring mechanism comprises a transmission rod, the transmission rod is fixed on a power output shaft of a driving motor, a spiral blade is fixed on the outer surface of the transmission rod, a connecting piece is sleeved on the outer surface of the transmission rod, a conveying pipe is communicated with the outer wall of the connecting piece, an air conveying pump is communicated with the tail end of the conveying pipe, an air inlet piece is communicated with the input end of the air conveying pump, and a filter screen is fixed inside the air inlet piece.

As a still further proposal of the utility model, the inner wall of the connecting piece is fixed with two fixed bearings sleeved on the transmission rod, and the transmission rod is internally provided with a conveying cavity which is mutually communicated with the connecting piece.

As a still further proposal of the utility model, the outer wall of the transmission rod is provided with a plurality of exhaust ports which are mutually communicated with the conveying cavity.

As a still further proposal of the utility model, the scraping mechanism comprises two groups of mounting rods, and the two groups of mounting rods are fixed on the outer side of the transmission rod.

As a still further proposal of the utility model, the interiors of the two groups of the installation rods are connected with movable rods in a telescopic way, and springs are arranged in the interiors of the two groups of the installation rods.

As a still further proposal of the utility model, the tail end of the spring is connected with a movable block which is fixedly connected with a movable rod, and the tail ends of the movable rods are all fixed with scraping plates which are tightly attached to the inner wall of the device shell.

As a still further proposal of the utility model, the upper surface of the device shell is communicated with a feed inlet, the upper end of the device shell is communicated with an exhaust pipe, and a filter element is fixed in the exhaust pipe.

The utility model has the advantages that the filter screen filters impurities in the air, the filtered air enters the connecting piece through the conveying pipe and then passes through the conveying cavity arranged in the transmission rod, so that the input air can be discharged through the exhaust port, the uniform distribution of oxygen is ensured, the occurrence of local anaerobic conditions is prevented, the full contact of microorganisms and materials is promoted, the fermentation effect is improved, the movable block can be pushed to move under the action of the elasticity of the spring, the scraping plate is further driven to better contact with the inner wall of the device shell, and the scraping effect on the materials is improved.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic cross-sectional view of the housing of the device of the present utility model;

FIG. 3 is a schematic cross-sectional view of a mounting bar of the present utility model;

FIG. 4 is a schematic cross-sectional view of a connector according to the present utility model;

fig. 5 is a schematic cross-sectional view of an air intake member according to the present utility model.

1, A device housing; 2, a driving motor, 3, a transmission rod, 31, a helical blade, 32, a connecting piece, 33, a conveying pipe, 34, an air conveying pump, 35, an air inlet piece, 36, a filter screen, 37, a fixed bearing, 38, a conveying cavity, 39, an air outlet, 4, a mounting rod, 41, a movable rod, 42, a spring, 43, a movable block, 44, a scraper, 5, a discharging pipe, 6, a valve, 7, a feed inlet, 8, an exhaust pipe, 9 and a filter core.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

As shown in fig. 1 to 5, a composting fermentation device for mixing straw and manure comprises a device shell 1, wherein a driving motor 2 is fixed on the upper surface of the device shell 1 through bolts, a power output shaft of the driving motor 2 is provided with a stirring mechanism for stirring materials, the outer wall of the stirring mechanism is provided with a scraping mechanism for scraping materials on the inner wall of the device, a discharging pipe 5 is communicated with the lower surface of the device shell 1, and a valve 6 is fixed on the outer wall of the discharging pipe 5;

The stirring mechanism comprises a transmission rod 3, the transmission rod 3 is fixed on a power output shaft of a driving motor 2, a helical blade 31 is fixed on the outer surface of the transmission rod 3, a connecting piece 32 is sleeved on the outer surface of the transmission rod 3, a conveying pipe 33 is communicated with the outer wall of the connecting piece 32, a gas conveying pump 34 is communicated with the tail end of the conveying pipe 33, a gas inlet piece 35 is communicated with the input end of the gas conveying pump 34, a filter screen 36 is fixed in the gas inlet piece 35, two fixed bearings 37 sleeved on the transmission rod 3 are fixed on the inner wall of the connecting piece 32, a conveying cavity 38 communicated with the connecting piece 32 is formed in the transmission rod 3, a plurality of exhaust ports 39 communicated with the conveying cavity 38 are formed in the outer wall of the transmission rod 3, the driving motor 2 drives the transmission rod 3 to rotate so as to drive the helical blade 31 to stir materials, and the materials are turned upwards from the lower end in the device shell 1, the fermentation effect of the materials is ensured, the air delivery pump 34 is started, external air can be sucked through the air inlet piece 35, the arranged filter screen 36 filters impurities in the air, the filtered air enters the connecting piece 32 through the delivery pipe 33 and then passes through the delivery cavity 38 arranged in the transmission rod 3, so that the input air can be discharged through the air outlet 39 to ensure uniform distribution of oxygen, the occurrence of local anaerobic conditions is prevented, the full contact of microorganisms and the materials is promoted, the fermentation effect is improved, the air in the device shell 1 can be discharged outside through the exhaust pipe 8, the arranged filter element 9 is composed of an active carbon plate and a filter plate, the impurities and peculiar smell in the air can be purified when the air passes through the filter element 9, the rotation of the connecting piece 32 can be ensured not to be driven by the connecting piece 32 when the transmission rod 3 rotates through the fixed bearing 37 arranged in the connecting piece 32, ensuring the normal transportation of air.

Example two

In addition to all technical characteristics in the first embodiment, the scraping mechanism further comprises two groups of mounting rods 4, the two groups of mounting rods 4 are fixed on the outer sides of the transmission rods 3, movable rods 41 are telescopically connected in the two groups of mounting rods 4, springs 42 are mounted in the two groups of mounting rods 4, movable blocks 43 fixedly connected with the movable rods 41 are connected with the tail ends of the springs 42 in an abutting mode, scraping plates 44 tightly attached to the inner walls of the device shell 1 are fixedly arranged at the tail ends of the movable rods 41, a feeding hole 7 is formed in the upper surface of the device shell 1 in a communicating mode, an exhaust pipe 8 is communicated with the upper end of the device shell 1, a filter core 9 is fixedly arranged in the exhaust pipe 8, when the transmission rods 3 rotate, the mounting rods 4 are driven to move, the movable rods 41 further drive scraping plates 44 to move, materials adhered to the inner walls of the device shell 1 can be scraped, the movable blocks 43 can be pushed to move under the elastic action of the springs 42, the scraping plates 44 can be further driven to better contact with the inner walls of the device shell 1, and the scraping effect on the materials is improved.

Working principle: before the composting fermentation device mixed by straw and manure is used, the device shell 1 is firstly arranged at a proper position, materials to be processed are poured into the device shell 1 through the feed inlet 7 arranged on the device shell 1, the driving motor 2 is arranged to drive the transmission rod 3 to rotate so as to drive the helical blade 31 to stir the materials, the materials are enabled to be turned upwards from the lower end inside the device shell 1, the fermentation effect of the materials is ensured, the air conveying pump 34 is started, external air can be sucked through the air inlet piece 35, the arranged filter screen 36 filters impurities in the air, the filtered air enters the connecting piece 32 through the conveying pipe 33, and then passes through the conveying cavity 38 arranged in the transmission rod 3, so that the input air can be discharged through the air outlet 39 to ensure uniform distribution of oxygen and prevent local anaerobic conditions, and promote the full contact of microorganism and material, improve fermentation effect, and the inside air of device shell 1 can pass through blast pipe 8 and discharge outside, filter core 9 that sets up is activated carbon sheet and filter group, when air passes through filter core 9, impurity and peculiar smell in the air can be purified, through the fixed bearing 37 that sets up in connecting piece 32, can guarantee that connecting piece 32 can not be driven when transmission pole 3 rotates and rotate, guarantee the normal transportation of air, and when transmission pole 3 rotates, can drive installation pole 4 motion, and then make movable rod 41 drive scraper blade 44 move, can scrape off the material that the device shell 1 inner wall adheres, under the effect of spring 42 self elasticity, can promote movable block 43 motion, and then drive scraper blade 44 better and device shell 1 inner wall contact, improve the effect of scraping off the material, through opening valve 6 on the discharging pipe 5, so that the fermented material can be discharged to the outside.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The composting fermentation device for straw and fecal mixing comprises a device shell (1), and is characterized in that a driving motor (2) is fixed on the upper surface of the device shell (1) through bolts, a stirring mechanism for stirring materials is arranged on a power output shaft of the driving motor (2), a scraping mechanism for scraping materials on the inner wall of the device is arranged on the outer wall of the stirring mechanism, a discharging pipe (5) is communicated with the lower surface of the device shell (1), and a valve (6) is fixed on the outer wall of the discharging pipe (5);

The stirring mechanism comprises a transmission rod (3), the transmission rod (3) is fixed on a power output shaft of a driving motor (2), a helical blade (31) is fixed on the outer surface of the transmission rod (3), a connecting piece (32) is sleeved on the outer surface of the transmission rod (3), a conveying pipe (33) is communicated with the outer wall of the connecting piece (32), a gas transmission pump (34) is communicated with the tail end of the conveying pipe (33), a gas inlet piece (35) is communicated with the input end of the gas transmission pump (34), and a filter screen (36) is fixed inside the gas inlet piece (35).

2. The composting fermentation device for mixing straw and manure according to claim 1, wherein two fixed bearings (37) sleeved on a transmission rod (3) are fixed on the inner wall of the connecting piece (32), and a conveying cavity (38) communicated with the connecting piece (32) is formed in the transmission rod (3).

3. The composting fermentation device for mixing straw and manure according to claim 2 is characterized in that the outer wall of the transmission rod (3) is provided with a plurality of exhaust ports (39) which are mutually communicated with the conveying cavity (38).

4. The composting fermentation device for mixing straw and manure as claimed in claim 1, wherein the scraping mechanism comprises two groups of mounting rods (4), and the two groups of mounting rods (4) are fixed on the outer side of the transmission rod (3).

5. The composting fermentation device for mixing straw and manure as claimed in claim 4 is characterized in that the inner parts of the two groups of the installation rods (4) are respectively connected with a movable rod (41) in a telescopic way, and springs (42) are respectively arranged in the inner parts of the two groups of the installation rods (4).

6. The composting fermentation device for mixing straw and manure as claimed in claim 5, wherein the tail end of the spring (42) is connected with a movable block (43) fixedly connected with a movable rod (41) in an abutting manner, and the tail ends of the movable rod (41) are respectively fixed with a scraping plate (44) tightly attached to the inner wall of the device shell (1).

7. The composting fermentation device for mixing straw and manure according to claim 1, wherein the upper surface of the device shell (1) is communicated with a feed inlet (7), the upper end of the device shell (1) is communicated with an exhaust pipe (8), and a filter element (9) is fixed in the exhaust pipe (8).