CN113831171B - Oxygen supply system special for aerobic composting and use method thereof - Google Patents

Abstract

The invention discloses an oxygen supply system special for aerobic composting and a use method thereof, and relates to the technical field of biological fermentation. The invention comprises a compost production module, an oxygen supply timing module, a control module and a gas uniform distribution module; the bottom of the gas uniform distribution module is rotationally connected with the bottom in the compost production module; the control module is fixedly arranged outside the compost production module; the oxygen supply module is matched with the compost production module in a clamping way; the oxygen supply timing module is fixedly arranged at the top of the oxygen supply module; the gas uniform distribution module is communicated with the oxygen supply module. The composting device is provided with the gas uniform distribution mechanism, the first communicating pipe, the supporting column, the second communicating pipe, the driving motor and the gas supply box, so that the integration of oxygen supply and stirring is realized, the uniformity of oxygen distribution in composting materials is improved, the independent control of oxygen supply and stirring can be realized, the manufacturing cost of the composting device is greatly reduced, and the economic benefit is high.

Description

A kind of oxygen supply system specially used for aerobic composting and using method thereof

technical field

The invention belongs to the technical field of biological fermentation, and particularly relates to an oxygen supply system specially used for aerobic composting and a use method thereof.

Background technique

High-temperature aerobic fermentation, commonly referred to as composting, is a common organic waste treatment method, which belongs to a kind of biological fermentation, and finally obtains organic fertilizer products, which are widely used in agriculture. Compost is a kind of organic fertilizer, which is rich in nutrients, and has a long and stable fertilizer effect. It also helps to promote the formation of soil solid particle structure, and can increase the ability of soil to retain water, heat preservation, ventilation and fertilizer, and it can be used in combination with chemical fertilizers. It can also make up for the single nutrient contained in chemical fertilizers, and the long-term single use of chemical fertilizers makes the soil compact, and the water and fertilizer retention performance decreases. At present, the most used composting method is mixed composting. Mixed composting is an organic fertilizer that uses various plant residues (crop straw, weeds, leaves, peat, garbage and other wastes, etc.) as the main raw materials, mixed with human and animal manure and decomposed by composting. Therefore, in order to obtain a higher quality organic fertilizer, a compost fermentation device needs to be used in the compost fermentation process to maintain the environmental conditions during the compost process.

However, in the prior art, the compost fermentation device has the following defects: (1) The existing compost fermentation device is provided with a stirring mechanism inside to stir the composting process, generally by inserting an oxygen supply pipe externally or in the compost fermentation Oxygen supply holes are arranged on the inner wall of the device to supply oxygen to the composting process, so that stirring and oxygen supply are controlled separately, which not only increases the manufacturing cost of the compost fermentation device, but also leads to poor flexibility in stirring and oxygen supply operations; (2) the existing Most of the oxygen supply system of the compost fermentation device transports oxygen or air to the top or surface of the compost material, and realizes the mixing of oxygen and material by stirring, which not only leads to poor uniformity of oxygen dispersion in the material, but also lowers the oxygen supply efficiency. Low. To this end, we designed an oxygen supply system dedicated to aerobic composting to solve the above technical problems.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide an oxygen supply system specially used for aerobic composting and a method of using the same. The design of the trachea, the support column and the second communication trachea solves the problem that most of the existing compost fermentation devices control the stirring and oxygen supply independently, which not only increases the manufacturing cost of the compost fermentation device, but also leads to the poor flexibility of the stirring and oxygen supply operations. The oxygen supply system of the existing compost fermentation device mostly transports oxygen or air to the top or surface of the compost material, and realizes the mixing of the oxygen and the material by stirring, which not only leads to poor uniformity of oxygen dispersion in the material, but also supplies The problem of low oxygen efficiency.

In order to solve the above-mentioned technical problems, the present invention is achieved through the following technical solutions:

The present invention is an oxygen supply system specially used for aerobic composting, comprising a compost production module, an oxygen supply module, an oxygen supply timing module, a control module and a gas distribution module; the gas distribution module is located inside the compost production module, and The bottom of the gas distribution module and the inner bottom of the compost production module are rotatably connected; the control module is fixedly installed outside the compost production module; the oxygen supply module is located on the top of the compost production module, and the oxygen supply module is connected to the compost production module. The modules are snap-fitted; the oxygen supply timing module is fixedly installed on the top of the oxygen supply module; the gas distribution module and the oxygen supply module are in a through connection.

Further, the compost production module includes a compost production tank, and a drive motor is installed at the bottom of the compost production tank;

The control module is fixedly installed on the outer surface of the compost production tank.

Further, the oxygen supply module includes a sealing cover, and the bottom of the sealing cover is snap-fitted with the top of the compost production tank;

A gas supply box is rotatably connected to the bottom of the sealing cover;

An oxygen supply device is installed on the top of the sealing cover plate, and the oxygen supply device and the gas supply box are connected through a gas transmission pipe;

An emptying valve is installed on the surface of the oxygen supply equipment, and the oxygen supply timing module is installed on the top of the sealing cover.

Further, the control module is electrically connected with the oxygen supply timing module;

The control module is electrically connected with the oxygen supply equipment;

The control module is electrically connected with the drive motor.

Further, the gas uniform distribution module is composed of several gas uniform distribution mechanisms arranged up and down;

The gas uniform distribution mechanism is composed of a uniform distribution component, a gas overflow screen and a positioning module; wherein the uniform distribution component is snap-fitted with the gas overflow screen, and the positioning module is installed outside the uniform distribution component.

Further, the uniform distribution component includes a plurality of hollow rods, and a support rod is fixed between two adjacent hollow rods;

Arc-shaped sliding plates are fixed on both end surfaces of the hollow rod, and several scraping pieces are fixed on the upper surface of the arc-shaped sliding plates;

Both the arc-shaped sliding plate and the scraping piece are slidingly matched with the inner wall of the compost production tank.

Further, a mounting hole is provided on the surface of the hollow rod, and the mounting hole is snap-fitted with the gas overflow screen;

An inner end surface of the hollow rod is fixed with a reset elastic member, one end surface of the reset elastic member is fixed with a sealing column, and the peripheral side surface of the sealing column is slidably matched with the inner wall of the hollow rod;

A guide rod is fixed on the other inner end surface of the hollow rod, and the guide rod is slidably connected with the sealing column.

Further, the outer surface of the hollow rod and the peripheral side surface of the sealing column are provided with co-located positioning grooves;

The outer surface of the hollow rod is provided with a liquid discharge nozzle, and the liquid discharge nozzle is located below the hollow rod;

The positioning module includes a fixing ring, a driving member is mounted on the inner surface of the fixing ring, a positioning member is fixed at one end of the driving member, and the positioning member is in clearance fit with the co-located positioning groove;

The control module is electrically connected with the positioning module.

Further, a first communication gas pipe is throughly connected between the hollow rods of the two adjacent gas distribution mechanisms;

A support column is fixed on the surface of the hollow rod at the middle position of the lowermost gas distribution mechanism, the lower end of the support column is rotatably connected with the inner bottom of the compost production tank, and the support column is fixedly connected with the output shaft of the drive motor;

A second communication gas pipe is penetratingly connected between the hollow rod of the gas uniform distribution mechanism located at the top and the gas supply box.

A method for using an oxygen supply system dedicated to aerobic composting comprises the following steps:

SS01 When the oxygen supply time is reached during the composting process, the oxygen supply timing module transmits the oxygen supply signal to the control module, and the control module controls the oxygen supply equipment to start;

The oxygen supply equipment described in SS02 compresses the air into the gas supply box, and delivers it to each hollow rod through the second communication trachea and the first communication trachea. The air diffuses through the gas overflow screen into the composting production tank;

SS03 When the control module controls the oxygen supply equipment to start, the drive motor starts to drive the entire gas distribution module to rotate;

After the SS04 oxygen supply ends, the oxygen supply timing module transmits the oxygen supply end signal to the control module, and the control module controls the oxygen supply equipment to suspend, while the emptying valve is opened, so that the internal pressure of the hollow rod is restored to the initial air pressure, and the The sealing column is reset under the action of the reset elastic member;

After the SS05 sealing column is reset, the control module controls the operation of the positioning module, and uses the driving part to push the positioning part into the co-located positioning groove. At this time, the control module controls the oxygen supply equipment to start again, and uses the air pressure to remove the accumulated liquid in the hollow rod from the drain. Discharge from the liquid nozzle;

SS06 repeats like this to realize the timed and quantitative oxygen supply in the composting process.

The present invention has the following beneficial effects:

1. The present invention is provided with a gas uniform distribution mechanism, a first communication gas pipe, a support column, a second communication gas pipe, a driving motor and a gas supply box, and only the gas uniform distribution mechanism can be used to simultaneously realize the oxygen supply and stirring in the composting process. Dual functions, which can not only supply oxygen while stirring, greatly improve the uniformity of oxygen distribution in the compost material, thereby increasing the effect of compost fermentation, but also realize separate control of oxygen supply and stirring, with higher flexibility. The integration of stirring greatly reduces the manufacturing cost of the composting device, and the economic benefit is high.

2. When the present invention drives the entire gas distribution mechanism to rotate by driving the motor, the arc-shaped slide plate and the scraping piece are used to scrape off the compost material adhering to the inner wall of the compost production tank, so as to effectively prevent the occurrence of a dead angle in the process of stirring the compost material. Thereby, the quality of compost fermentation is greatly improved, which is beneficial to ensure the product quality of organic fertilizers.

3. The present invention adopts the design of the gas overflow screen, the liquid discharge nozzle, the hollow rod, the first connecting gas pipe, the second connecting gas pipe, the gas supply box, the reset elastic member, the sealing column and the guide rod. With the gradual increase of the air pressure inside the hollow rod Increase, the sealing column is pushed to separate from the gas overflow screen, so that the air inside the hollow rod diffuses upward along the gas overflow screen to the upper compost material, and at the same time, the air inside the hollow rod also spreads along the drainage nozzle to the lower layer compost material. , so as to realize the oxygen supply of each part of the compost material, which is beneficial to improve the uniformity of oxygen supply.

4. In the present invention, through the setting of the emptying valve, when the air pressure in the hollow rod is restored to the initial state, the co-located positioning groove on the sealing column is in the same position as the co-located positioning groove on the hollow rod. The pressurization inside the hollow rod is used to discharge the accumulated liquid in the hollow rod along the liquid discharge nozzle, which ensures the water content of the composting material, thereby effectively avoiding the decline of the composting effect caused by the loss of water in the composting material.

5. The present invention realizes the automatic control of the composting fermentation process and improves the environmental conditions in the composting process through the coordinated use of the composting production module, the oxygen supply module, the oxygen supply timing module, the control module, the gas uniform distribution module and the positioning module. control, greatly reducing the labor intensity of operators.

Of course, it is not necessary for any product embodying the present invention to achieve all of the above-described advantages simultaneously.

Description of drawings

In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the following briefly introduces the accompanying drawings used in the description of the embodiments. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained from these drawings without any creative effort.

Figure 1 is a schematic structural diagram of an oxygen supply system dedicated to aerobic composting;

Fig. 2 is the front view of the structure of Fig. 1;

Fig. 3 is the internal structure schematic diagram of Fig. 1;

4 is a schematic structural diagram of a gas distribution module;

Fig. 5 is the front view of the structure of Fig. 4;

Fig. 6 is the structural representation of the bottom view angle of Fig. 4;

7 is a schematic structural diagram of a gas uniform distribution mechanism;

Fig. 8 is the structural representation of the bottom view angle of Fig. 7;

9 is a schematic structural diagram of a uniformly distributed component;

Figure 10 is a top view of the structure of Figure 9;

Figure 11 is a schematic diagram of the internal structure of Figure 10;

12 is a schematic structural diagram of an oxygen supply module;

Fig. 13 is the structural representation of the bottom view angle of Fig. 12;

14 is a schematic structural diagram of a positioning module;

Figure 15 is a schematic diagram of the structure of the gas overflow screen.

In the accompanying drawings, the list of components represented by each number is as follows:

1- Compost production module, 101- Compost production tank, 102- Drive motor, 2- Oxygen supply module, 201- Seal cover, 202- Gas supply box, 203- Oxygen supply equipment, 204- Evacuation valve, 3- Supply Oxygen timing module, 4-Control module, 5-Gas uniform distribution module, 6-Gas uniform distribution mechanism, 7-Uniform distribution component, 701-Hollow rod, 702-Support rod, 703-Arc slide plate, 704-Scraper off , 705-Installation hole, 706-Reset elastic piece, 707-Sealing column, 708-Guide rod, 709-Same positioning groove, 710-Drain nozzle, 8-Gas overflow screen, 9-Positioning module, 901-Fixing ring, 902-driving part, 903-positioning part, 10-first communication trachea, 11-support column, 12-second communication trachea.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

Example 1

1-15, the present invention is an oxygen supply system specially used for aerobic composting, including a compost production module 1, an oxygen supply module 2, an oxygen supply timing module 3, a control module 4 and a gas distribution module 5; The production module 1 is used for accommodating compost raw materials, the gas distribution module 5 is used for the supply and stirring of compost materials, and the oxygen supply module 2 is used for oxygen supply to the gas distribution module 5;

The gas distribution module 5 is located inside the compost production module 1, and the bottom of the gas distribution module 5 is rotatably connected to the inner bottom of the compost production module 1;

The control module 4 is fixedly installed outside the compost production module 1;

The oxygen supply module 2 is located on the top of the compost production module 1, and the oxygen supply module 2 is snap-fitted with the compost production module 1;

The oxygen supply timing module 3 is fixedly installed on the top of the oxygen supply module 2;

The gas distribution module 5 and the oxygen supply module 2 are in a through connection.

The compost production module 1 includes a compost production tank 101, the entire compost fermentation process is carried out inside the compost production tank 101, and a drive motor 102 is installed at the bottom of the compost production tank 101;

The control module 4 is fixedly installed on the outer surface of the compost production tank 101 .

Wherein, the oxygen supply module 2 includes a sealing cover plate 201, and the bottom of the sealing cover plate 201 and the top of the compost production tank 101 are snap-fitted;

A gas supply box 202 is rotatably connected to the bottom of the sealing cover plate 201;

An oxygen supply device 203 is installed on the top of the sealing cover 201, and the oxygen supply device 203 and the gas supply box 202 are connected through a gas pipe. After the oxygen supply device 203 is activated, the oxygen supply device 203 is used to compress the air into the gas supply box 202. ;

An emptying valve 204 is installed on the surface of the oxygen supply equipment 203, and the oxygen supply timing module 3 is installed on the top of the sealing cover plate 201;

The control module 4 is electrically connected with the oxygen supply timing module 3; the control module 4 is electrically connected with the oxygen supply equipment 203; the control module 4 is electrically connected with the drive motor 102; when the oxygen supply timing module 3 shows that the oxygen supply time is reached, control The module 4 receives this oxygen supply signal and controls the start of the oxygen supply equipment 203. When the oxygen supply end time arrives, the control module 4 also receives this oxygen supply pause signal, so that the oxygen supply equipment 203 is suspended from running, and it is emptied at this time. The valve 204 is automatically opened to restore the air pressure inside the gas supply tank 202 to the initial state.

Wherein, the gas uniform distribution module 5 is composed of several gas uniform distribution mechanisms 6 arranged up and down;

The gas uniform distribution mechanism 6 is composed of a uniform distribution component 7, a gas overflow screen 8 and a positioning module 9; wherein the uniform distribution component 7 is snap-fitted with the gas overflow screen 8, and the positioning module 9 is installed outside the uniform distribution component 7, and the gas overflow screen 8 for air diffusion;

The uniform distribution component 7 includes a plurality of hollow rods 701, and a support rod 702 is fixed between two adjacent hollow rods 701;

Arc-shaped sliding plates 703 are fixed on both ends of the hollow rod 701, and several scraping pieces 704 are fixed on the upper surface of the arc-shaped sliding plates 703. The compost material is scraped off, which can effectively prevent the occurrence of agitation dead angle in the process of mixing the compost material, thereby greatly improving the quality of compost fermentation and ensuring the product quality of organic fertilizer;

Both the arc-shaped sliding plate 703 and the scraping member 704 are in sliding fit with the inner wall of the compost production tank 101 .

Wherein, the surface of the hollow rod 701 is provided with a mounting hole 705, and the mounting hole 705 is snap-fitted with the gas overflow screen 8;

A reset elastic member 706 is fixed on an inner end surface of the hollow rod 701, and a sealing column 707 is fixed on one end surface of the reset elastic member 706. The surrounding side surface of the sealing column 707 is slidingly matched with the inner wall of the hollow rod 701. When the inside of the hollow rod 701 is under normal air pressure, the reset elastic The element 706 is in a natural state, and the gas overflow screen 8 is blocked by the sealing column 707, so that there is no material exchange between the interior of the hollow rod 701 and the interior of the compost production tank 101;

A guide rod 708 is fixed on the other inner end surface of the hollow rod 701, and the guide rod 708 is slidably connected with the sealing column 707; when the air pressure inside the hollow rod 701 gradually increases, the sealing column 707 is pushed to separate from the gas overflow screen 8, so that the The air inside the hollow rod 701 diffuses upward along the gas overflow screen 8 to the upper layer of compost material.

Wherein, the outer surface of the hollow rod 701 and the peripheral side surface of the sealing column 707 are provided with co-located positioning grooves 709;

The outer surface of the hollow rod 701 is provided with a liquid discharge nozzle 710, and the liquid discharge nozzle 710 is located below the hollow rod 701; when the air pressure inside the hollow rod 701 gradually increases, the air inside the hollow rod 701 spreads upward along the gas overflow screen 8 to the upper layer of compost At the same time, the air inside the hollow rod 701 is also diffused into the lower layer of compost material along the liquid discharge nozzle 710, so as to realize the oxygen supply to each part of the compost material, which is beneficial to improve the uniformity of oxygen supply;

The positioning module 9 includes a fixing ring 901, the inner surface of the fixing ring 901 is mounted with a driving member 902, one end of the driving member 902 is fixed with a positioning member 903, and the positioning member 903 is in clearance fit with the co-located positioning groove 709;

The control module 4 is electrically connected with the positioning module 9, and the control module 4 controls the driving member 902 to drive the positioning member 903 to move.

Wherein, a first communication gas pipe 10 is connected through between the hollow rods 701 of two adjacent gas distribution mechanisms 6;

A support column 11 is fixed on the surface of the hollow rod 701 in the middle of the lowest gas distribution mechanism 6, the lower end of the support column 11 is rotatably connected to the inner bottom of the compost production tank 101, and the support column 11 is fixedly connected to the output shaft of the drive motor 102;

A second communication gas pipe 12 is penetratingly connected between the hollow rod 701 of the uppermost gas distribution mechanism 6 and the gas supply box 202 .

A method for using an oxygen supply system dedicated to aerobic composting comprises the following steps:

SS01 When the oxygen supply time is reached during the composting process, the oxygen supply timing module 3 transmits the oxygen supply signal to the control module 4, and the control module 4 controls the oxygen supply equipment 203 to start;

The SS02 oxygen supply device 203 compresses the air into the gas supply box 202, and delivers it to each hollow rod 701 through the second communication air pipe 12 and the first communication air pipe 10. With the gradual increase of the air pressure in the hollow rod 701, the sealing column 707 is driven. The movement makes the air in the hollow rod 701 diffuse into the compost production tank 101 through the gas overflow screen 8 and the liquid discharge nozzle 710;

SS03 When the control module 4 controls the start of the oxygen supply equipment 203, the drive motor 102 starts to drive the entire gas distribution module 5 to rotate, so as to realize the full stirring of the compost material in the compost production tank 101, thereby achieving the purpose of stirring while supplying oxygen, Greatly accelerates the diffusion of oxygen in the compost material;

After the SS04 oxygen supply is completed, the oxygen supply timing module 3 transmits the oxygen supply end signal to the control module 4, and the control module 4 controls the oxygen supply equipment 203 to suspend, while the emptying valve 204 is opened, so that the internal pressure of the hollow rod 701 is restored to the initial pressure. , the sealing column 707 is reset under the action of the reset elastic member 706;

After the SS05 is reset to the sealing column 707, the control module 4 controls the operation of the positioning module 9, and uses the driving member 902 to push the positioning member 903 into the co-located positioning groove 709. At this time, the control module 4 controls the oxygen supply equipment 203 again to start, and the air pressure is used to make the hollow space. The liquid accumulated in the rod 701 is discharged from the liquid discharge nozzle 710;

SS06 repeats like this to realize the timing and quantitative oxygen supply and stirring during the composting process.

Example 2

1-15, the present invention is an oxygen supply system specially used for aerobic composting, including a compost production module 1, an oxygen supply module 2, an oxygen supply timing module 3, a control module 4 and a gas distribution module 5; The production module 1 is used for accommodating compost raw materials, the gas distribution module 5 is used for the supply and stirring of compost materials, and the oxygen supply module 2 is used for oxygen supply to the gas distribution module 5;

The gas distribution module 5 is located inside the compost production module 1, and the bottom of the gas distribution module 5 is rotatably connected to the inner bottom of the compost production module 1;

The control module 4 is fixedly installed outside the compost production module 1;

The oxygen supply module 2 is located on the top of the compost production module 1, and the oxygen supply module 2 is snap-fitted with the compost production module 1;

The oxygen supply timing module 3 is fixedly installed on the top of the oxygen supply module 2;

The gas distribution module 5 and the oxygen supply module 2 are in a through connection.

The compost production module 1 includes a compost production tank 101, the entire compost fermentation process is carried out inside the compost production tank 101, and a drive motor 102 is installed at the bottom of the compost production tank 101;

The control module 4 is fixedly installed on the outer surface of the compost production tank 101 .

Wherein, the oxygen supply module 2 includes a sealing cover plate 201, and the bottom of the sealing cover plate 201 and the top of the compost production tank 101 are snap-fitted;

A gas supply box 202 is rotatably connected to the bottom of the sealing cover plate 201;

An oxygen supply device 203 is installed on the top of the sealing cover 201, and the oxygen supply device 203 and the gas supply box 202 are connected through a gas pipe. After the oxygen supply device 203 is activated, the oxygen supply device 203 is used to compress the air into the gas supply box 202. ;

An emptying valve 204 is installed on the surface of the oxygen supply equipment 203, and the oxygen supply timing module 3 is installed on the top of the sealing cover plate 201;

The control module 4 is electrically connected with the oxygen supply timing module 3; the control module 4 is electrically connected with the oxygen supply equipment 203; the control module 4 is electrically connected with the drive motor 102; when the oxygen supply timing module 3 shows that the oxygen supply time is reached, control The module 4 receives this oxygen supply signal and controls the start of the oxygen supply equipment 203. When the oxygen supply end time arrives, the control module 4 also receives this oxygen supply pause signal, so that the oxygen supply equipment 203 is suspended from running, and it is emptied at this time. The valve 204 is automatically opened to restore the air pressure inside the gas supply tank 202 to the initial state.

Wherein, the gas uniform distribution module 5 is composed of several gas uniform distribution mechanisms 6 arranged up and down;

The gas uniform distribution mechanism 6 is composed of a uniform distribution component 7, a gas overflow screen 8 and a positioning module 9; wherein the uniform distribution component 7 is snap-fitted with the gas overflow screen 8, and the positioning module 9 is installed outside the uniform distribution component 7, and the gas overflow screen 8 for air diffusion;

The uniform distribution component 7 includes a plurality of hollow rods 701, and a support rod 702 is fixed between two adjacent hollow rods 701;

Arc-shaped sliding plates 703 are fixed on both ends of the hollow rod 701, and several scraping pieces 704 are fixed on the upper surface of the arc-shaped sliding plates 703. The compost material is scraped off, which can effectively prevent the occurrence of agitation dead angle in the process of mixing the compost material, thereby greatly improving the quality of compost fermentation and ensuring the product quality of organic fertilizer;

Both the arc-shaped sliding plate 703 and the scraping member 704 are in sliding fit with the inner wall of the compost production tank 101 .

Wherein, the surface of the hollow rod 701 is provided with a mounting hole 705, and the mounting hole 705 is snap-fitted with the gas overflow screen 8;

A reset elastic member 706 is fixed on an inner end surface of the hollow rod 701, and a sealing column 707 is fixed on one end surface of the reset elastic member 706. The surrounding side surface of the sealing column 707 is slidingly matched with the inner wall of the hollow rod 701. When the inside of the hollow rod 701 is under normal air pressure, the reset elastic The element 706 is in a natural state, and the gas overflow screen 8 is blocked by the sealing column 707, so that there is no material exchange between the interior of the hollow rod 701 and the interior of the compost production tank 101;

A guide rod 708 is fixed on the other inner end surface of the hollow rod 701, and the guide rod 708 is slidably connected with the sealing column 707; when the air pressure inside the hollow rod 701 gradually increases, the sealing column 707 is pushed to separate from the gas overflow screen 8, so that the The air inside the hollow rod 701 diffuses upward along the gas overflow screen 8 to the upper layer of compost material.

Wherein, the outer surface of the hollow rod 701 and the peripheral side surface of the sealing column 707 are provided with co-located positioning grooves 709;

A liquid discharge nozzle 710 is provided on the outer surface of the hollow rod 701, and the liquid discharge nozzle 710 is located below the hollow rod 701; when the air pressure inside the hollow rod 701 gradually increases, the air inside the hollow rod 701 diffuses upward along the gas overflow screen 8 to the upper layer of compost At the same time, the air inside the hollow rod 701 is also diffused into the lower layer of compost material along the liquid discharge nozzle 710, so as to realize the oxygen supply to each part of the compost material, which is beneficial to improve the uniformity of oxygen supply;

The positioning module 9 includes a fixing ring 901, the inner surface of the fixing ring 901 is mounted with a driving member 902, one end of the driving member 902 is fixed with a positioning member 903, and the positioning member 903 is in clearance fit with the co-located positioning groove 709;

The control module 4 is electrically connected with the positioning module 9, and the control module 4 controls the driving member 902 to drive the positioning member 903 to move.

Wherein, a first communication gas pipe 10 is connected through between the hollow rods 701 of two adjacent gas distribution mechanisms 6;

A support column 11 is fixed on the surface of the hollow rod 701 in the middle of the lowest gas distribution mechanism 6, the lower end of the support column 11 is rotatably connected to the inner bottom of the compost production tank 101, and the support column 11 is fixedly connected to the output shaft of the drive motor 102;

A second communication gas pipe 12 is penetratingly connected between the hollow rod 701 of the uppermost gas distribution mechanism 6 and the gas supply box 202 .

A method for using an oxygen supply system dedicated to aerobic composting comprises the following steps:

SS01 When the oxygen supply time is reached during the composting process, the oxygen supply timing module 3 transmits the oxygen supply signal to the control module 4, and the control module 4 controls the oxygen supply equipment 203 to start;

The SS02 oxygen supply device 203 compresses the air into the gas supply box 202, and delivers it to each hollow rod 701 through the second communication air pipe 12 and the first communication air pipe 10. With the gradual increase of the air pressure in the hollow rod 701, the sealing column 707 is driven. The movement makes the air in the hollow rod 701 diffuse into the compost production tank 101 through the gas overflow screen 8 and the liquid discharge nozzle 710, thereby realizing the supply of oxygen in the compost material;

SS03 When the composting material needs to be stirred, the control module 4 controls the driving motor 102 to start independently, and drives the entire gas distribution module 5 to rotate, so as to realize the full stirring of the composting material in the composting production tank 101, so as to realize the separate operation of oxygen supply and stirring. control;

After the SS04 oxygen supply is completed, the oxygen supply timing module 3 transmits the oxygen supply end signal to the control module 4, and the control module 4 controls the oxygen supply equipment 203 to suspend, while the emptying valve 204 is opened, so that the internal pressure of the hollow rod 701 is restored to the initial pressure. , the sealing column 707 is reset under the action of the reset elastic member 706;

SS05 After the sealing column 707 is reset, the control module 4 controls the operation of the positioning module 9, and uses the driving member 902 to push the positioning member 903 into the co-located positioning groove 709. At this time, the control module 4 controls the oxygen supply equipment 203 to start again, and the air pressure is used to make the hollow space. The liquid accumulated in the rod 701 is discharged from the liquid discharge nozzle 710;

SS06 repeats like this to realize the timing and quantitative oxygen supply and stirring during the composting process.

In the description of this specification, description with reference to the terms "one embodiment," "example," "specific example," etc. means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one aspect of the present invention. in one embodiment or example. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above-disclosed preferred embodiments of the present invention are provided only to help illustrate the present invention. The preferred embodiments do not exhaust all the details, nor do they limit the invention to only the described embodiments. Obviously, many modifications and variations are possible in light of the contents of this specification. The present specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the present invention, so that those skilled in the art can well understand and utilize the present invention. The present invention is to be limited only by the claims and their full scope and equivalents.

Claims (7)

1. An oxygen supply system dedicated to aerobic composting, characterized in that it comprises a compost production module (1), an oxygen supply module (2), an oxygen supply timing module (3), a control module (4) and a gas distribution module module(5); The gas uniform distribution module (5) is located inside the compost production module (1), and the bottom of the gas uniform distribution module (5) is rotatably connected to the inner bottom of the compost production module (1); The control module (4) is fixedly installed outside the compost production module (1); The oxygen supply module (2) is located at the top of the compost production module (1), and the oxygen supply module (2) is snap-fitted with the compost production module (1); The oxygen supply timing module (3) is fixedly installed on the top of the oxygen supply module (2); The gas distribution module (5) is in a through connection with the oxygen supply module (2); The gas uniform distribution module (5) is composed of several gas uniform distribution mechanisms (6) arranged up and down; the gas uniform distribution mechanism (6) is composed of uniform distribution components (7), gas overflow screens (8) and positioning modules ( 9) Composition; wherein the uniform distribution component (7) is snap-fitted with the gas overflow screen (8), and the positioning module (9) is installed outside the uniform distribution component (7); The uniform distribution component (7) includes a plurality of hollow rods (701), and mounting holes (705) are formed on the surface of the hollow rods (701), and the mounting holes (705) are snap-fitted with the gas overflow screen (8). A reset elastic member (706) is fixed on an inner end surface of the hollow rod (701), a sealing column (707) is fixed on one end surface of the reset elastic member (706), and the peripheral side of the sealing column (707) is connected to the hollow rod. (701) sliding fit of the inner wall; a guide rod (708) is fixed on the other inner end surface of the hollow rod (701), and the guide rod (708) is slidably connected with the sealing column (707); Co-located positioning grooves (709) are provided on the outer surface of the hollow rod (701) and the peripheral side surface of the sealing column (707); 710) under the hollow rod (701); The positioning module (9) includes a fixing ring (901), a driving member (902) is mounted on the inner surface of the fixing ring (901), and a positioning member (903) is fixed at one end of the driving member (902). The positioning piece (903) is in clearance fit with the co-located positioning groove (709); The control module (4) is electrically connected with the positioning module (9). 2. The oxygen supply system dedicated to aerobic composting according to claim 1, wherein the compost production module (1) comprises a compost production tank (101), and the compost production tank (101) A drive motor (102) is installed at the bottom; The control module (4) is fixedly installed on the outer surface of the compost production tank (101). 3. The oxygen supply system dedicated to aerobic composting according to claim 2, wherein the oxygen supply module (2) comprises a sealing cover plate (201), and the sealing cover plate (201) snap fit between the bottom and the top of the compost production tank (101); A gas supply box (202) is rotatably connected to the bottom of the sealing cover plate (201); An oxygen supply device (203) is installed on the top of the sealing cover plate (201), and the oxygen supply device (203) and the gas supply box (202) are throughly connected by a gas transmission pipe; An emptying valve (204) is installed on the surface of the oxygen supply device (203), and the oxygen supply timing module (3) is installed on the top of the sealing cover plate (201). The oxygen supply system dedicated to aerobic composting according to claim 3, characterized in that the control module (4) is electrically connected with the oxygen supply timing module (3); the control module (4) is electrically connected to the oxygen supply timing module (3). ) is electrically connected to the oxygen supply device (203); the control module (4) is electrically connected to the drive motor (102). The oxygen supply system dedicated to aerobic composting according to claim 2, characterized in that a support rod (702) is fixed between two adjacent hollow rods (701); Arc-shaped sliding plates (703) are fixed on both end surfaces of the hollow rod (701), and several scraping pieces (704) are fixed on the upper surface of the arc-shaped sliding plates (703); Both the arc-shaped sliding plate (703) and the scraping member (704) are slidingly matched with the inner wall of the compost production tank (101). 6 . The oxygen supply system specially used for aerobic composting according to claim 3 , characterized in that a first hollow rod ( 701 ) of two adjacent gas distribution mechanisms ( 6 ) is connected through and through. 7 . Connecting trachea (10); A support column (11) is fixed on the surface of the hollow rod (701) at the middle position of the lowermost gas distribution mechanism (6), and the lower end of the support column (11) is rotatably connected to the inner bottom of the compost production tank (101) and The support column (11) is fixedly connected with the output shaft of the drive motor (102); A second communication gas pipe (12) is penetratingly connected between the hollow rod (701) of the uppermost gas distribution mechanism (6) and the gas supply box (202). 7. The method for using an oxygen supply system dedicated to aerobic composting according to any one of claims 1-6, characterized in that, comprising the steps of: SS01 When the oxygen supply time is reached during the composting process, the oxygen supply timing module (3) transmits the oxygen supply signal to the control module (4), and the control module (4) controls the oxygen supply equipment (203) to start; SS02 The oxygen supply equipment (203) compresses the air into the gas supply box (202), and delivers it to each hollow rod (701) through the second communication air pipe (12) and the first communication air pipe (10), and with the The gradual increase in air pressure in the rod (701) drives the sealing column (707) to move so that the air in the hollow rod (701) diffuses into the compost production tank (101) through the gas overflow screen (8); SS03 When the control module (4) controls the start of the oxygen supply equipment (203), the drive motor (102) starts to drive the entire gas distribution module (5) to rotate; SS04 After the oxygen supply is completed, the oxygen supply timing module (3) transmits the oxygen supply end signal to the control module (4), and the control module (4) controls the oxygen supply equipment (203) to suspend, while the emptying valve (204) ) is opened, so that the internal pressure of the hollow rod (701) is restored to the initial air pressure, and the sealing column (707) is reset under the action of the reset elastic member (706); SS05 After the sealing column (707) is reset, the control module (4) controls the operation of the positioning module (9), and the driving member (902) is used to push the positioning member (903) into the co-located positioning groove (709). The module (4) controls the oxygen supply equipment (203) to start again, and uses the air pressure to discharge the liquid accumulated in the hollow rod (701) from the liquid discharge nozzle (710); SS06 repeats like this to realize the timed and quantitative oxygen supply in the composting process.

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