CN215328056U

CN215328056U - Torpedo type anaerobic reactor

Info

Publication number: CN215328056U
Application number: CN202121612273.3U
Authority: CN
Inventors: 吴蒙; 朱海瀛; 叶威; 刘学军; 杨莎莎; 马晓辉
Original assignee: Sinosteel Tiancheng Environmental Protection Science & Technology Co ltd
Current assignee: Sinosteel Tiancheng Environmental Protection Science & Technology Co ltd
Priority date: 2021-07-15
Filing date: 2021-07-15
Publication date: 2021-12-28
Anticipated expiration: 2031-07-15

Abstract

The utility model discloses a torpedo type anaerobic reactor. The method comprises the following steps: the cylinder body (1), the cylinder body (1) is horizontal; the partition plates (8) are arranged in the cylinder body (1) at intervals; the opening directions of the two adjacent partition plates (8) are opposite; a rotary spraying stirrer (7) is arranged between every two adjacent partition plates (8) on one side of the lower part of the cylinder body (1); every two partition plates (8) form a material reaction bin. The utility model has the advantages of both plug flow and full mixed flow reactors; the materials, the strains and the methane are completely mixed in the axial direction and the radial direction of the gas-liquid flow by gas-liquid stirring; the materials are forward in an S shape in the fermentation tank, so that the residence time of the reaction is increased, and the gas production per unit volume is improved.

Description

Torpedo type anaerobic reactor

Technical Field

The utility model relates to a reactor for biogas fermentation, in particular to a torpedo type anaerobic reactor for producing biogas by fermenting livestock and poultry breeding and agricultural planting wastes.

Background

The industrial quantity and market supply of livestock and poultry breeding and agricultural planting bring economic progress, the living standard of people's materials is also improved, but the pollution caused by the method is more and more serious. The livestock and poultry feces are easy to decompose and generate hydrogen sulfide, alcohols, phenols and a large amount of pathogens after decomposition, which pollute the surrounding water body and aggravate the eutrophication of the water body, thereby bringing about the spread of diseases. The direct burning of the straw in the field not only pollutes the surrounding environment and the atmosphere, but also causes the waste of resources.

Patent No. CN103451095B discloses a method for preparing biogas by using straw, excrement and kitchen waste, which comprises the steps of mixing crushed straw, kitchen waste and excrement in a pretreatment tank, heating at constant temperature in an anaerobic fermentation tank, stirring and fermenting to obtain biogas and fermentation residues, wherein a single stirring mode is adopted, the stirring time is too short, the pretreatment cannot reach the feeding fermentation condition, and the gas production effect is influenced.

Patent document CN104893964A discloses a efflux agitating unit and anaerobic fermentation jar that high solid anaerobic fermentation jar of containing used, the device includes circulating crushing pump, liquid efflux agitator, gas-liquid efflux agitator, the device has only set up agitating unit in anaerobic fermentation jar's one end, the fluidic scope is little, can only produce the disturbance to anaerobic fermentation jar bottom, do not have the space that sets up agitating unit to other, and it suppresses the growth of methanogen to arouse local acidizing easily.

Patent No. CN213141772U discloses an anaerobic fermentation system, which comprises an anaerobic fermentation tank, an external circulating pump, a gas treatment device, a desulfurization device, a methane storage tank, a gas pressurization device, a gas generator set, and a heating boiler, wherein the circulating device is adopted to extract sludge in the tank body and then inject the sludge into the anaerobic fermentation tank, but the related pipelines are complicated, the heat dissipation area is increased, the fluidity of the sludge is too poor, the mixing effect is not ideal, the maintenance is troublesome, and the operation is inconvenient.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model provides the torpedo type anaerobic reactor, which enhances the equilibrium reaction of materials and improves the gas production effect.

The technical solution of the utility model is as follows: a torpedo anaerobic reactor, comprising:

the cylinder body is horizontal;

partition plates are arranged in the cylinder at intervals; the opening directions of two adjacent partition plates are opposite;

a rotary spraying stirrer is arranged between every two adjacent partition plates on one side of the lower part of the cylinder body; every two partition plates form a material reaction bin.

According to the embodiment of the utility model, one side of two ends of the cylinder body is provided with a feeding hole, the other side of the two ends of the cylinder body is provided with a discharging hole, and the upper part of the cylinder body is provided with an exhaust hole.

According to the embodiment of the utility model, branch pipes are respectively arranged on two sides of the middle lower part of the cylinder body, the branch pipes on the same side with the rotary spraying stirrer are positioned above the rotary spraying stirrer, the branch pipes on the two sides are arranged in a staggered mode, and the branch pipes on the two sides are respectively converged into a main pipe; the main pipeline is connected with the air blower.

According to the embodiment of the utility model, a space energy heat collector is erected at the top end of the cylinder body.

The beneficial technical effects of the utility model are as follows: the torpedo type anaerobic reactor has the advantages of both a plug flow reactor and a full mixed flow reactor; the rotary spraying stirrer pushes the slurry to flow forwards in a rotating manner, the air blower sends the biogas into the rotary spraying stirrer through the branch pipes, the gas-liquid parallel flow breaks the agglomeration among material particles, the biogas is irregularly flown into the material, the slurry turbulence degree is increased, and the uniformity of system parameters such as the concentration, the pH value and the temperature of the slurry is greatly promoted; the material enters the next reaction bin from one reaction bin along the gas-liquid flowing direction through the opening of the partition plate, and the material in the whole reaction bin flows forward to the tail end like a piston in a plug-flow manner from the perspective of the reaction bins; from the perspective of a single reaction bin, the materials, the strains and the biogas are completely mixed in the axial direction and the radial direction of gas-liquid flow by gas-liquid stirring; the materials are forward in an S shape in the fermentation tank, so that the residence time of the reaction is increased, and the gas production per unit volume is improved.

The space energy heat collector designed by the utility model supplies heat to the torpedo type anaerobic reactor, and ensures the temperature of anaerobic fermentation; the space energy has much smaller heat collector area and heat accumulator volume than the conventional solar energy, is less influenced by the temperature, has low cost and is easy to operate, manage and maintain.

Drawings

FIG. 1 is a diagram of the structure of a torpedo anaerobic reactor.

FIG. 2 is a connection diagram of the torpedo anaerobic reactor and external equipment.

In the figure: 1-a cylinder; 2-a feed inlet; 3-branch pipe; 4-a main pipeline; 5-a discharge opening; 6-air exhaust hole; 7-a rotary spraying stirrer; 8-a separator; 9-space energy heat collector; 10-a solid-liquid separator; 11-blower.

Detailed Description

In order to make the objects and advantages of the present invention more clear, the present invention will be further described in detail with reference to the accompanying drawings and examples. It should be understood that the exemplary embodiments described herein are only for illustrating the present invention, and are not intended to limit the use of the present invention, nor to limit the scope of the present invention.

A torpedo anaerobic reactor, comprising:

the cylinder body 1, the said cylinder body 1 is horizontal;

the partition plates 8 are arranged in the cylinder body 1 at intervals; the opening directions of the two adjacent partition plates 8 are opposite;

a rotary spraying stirrer 7 is arranged between every two adjacent partition plates 8 on one side of the lower part of the cylinder body 1; every two partition plates 8 form a material reaction bin.

A feeding hole 2 is formed in one side of each of two end heads of the cylinder body 1, a discharging hole 5 is formed in the other side of each of the two end heads of the cylinder body 1, and an exhaust hole 6 is formed in the upper portion of the cylinder body 1.

The two sides of the middle lower part of the cylinder body 1 are respectively provided with a branch pipe 3, the branch pipes 3 at the same side with the rotary spraying stirrer 7 are positioned above the rotary spraying stirrer 7, the branch pipes 3 at the two sides are arranged in a staggered way, and the branch pipes 3 at the two sides are respectively converged into a main pipe 4; the main conduit 4 is connected to a blower 11.

And a space energy heat collector 9 is erected at the top end of the cylinder body 1.

A torpedo type anaerobic reactor can be used for an efficient synergistic anaerobic process of livestock and poultry manure and silage straws.

The utility model provides a beasts and birds excrement is dirty with anaerobic technology is in coordination with silage straw is high-efficient, and beasts and birds excrement is dirty to be carried to the jar of keeping in and is handled through the sand remover and then send to the regulating tank, and silage straw is carried to and is also sent to the regulating tank after fermenting the storage of storehouse back through rubbing the silk machine shredding, and the regulating tank is buffered the allotment through influence factors such as water content, temperature, pH value, concentration, then carries the material to torpedo formula anaerobic reactor.

After the materials enter the torpedo type anaerobic reactor, the rotary spraying stirrer 7 and the air blower 11 are started to carry out gas-liquid stirring on the materials, and the materials enter the next reaction bin from one reaction bin along the gas-liquid flowing direction through the opening of the partition plate, and the process is circulated.

After the materials react in the torpedo type anaerobic reactor, the generated biogas enters a buffer gas holder, part of the biogas is recycled, and the other part of the biogas is purified and utilized; after the discharged slurry passes through a solid-liquid separator 10, the biogas residues are subjected to aerobic composting to prepare organic fertilizer, and the biogas slurry is treated and returned to the field for utilization.

A feed inlet 2 of the torpedo type anaerobic reactor is connected with an adjusting tank; the discharge opening 5 is connected with a solid-liquid separator 10; the exhaust hole 6 is connected with a buffer gas holder.

The above-described embodiments are readily understood by those skilled in the art as the only preferred embodiments of the present invention, and not intended to limit the scope of the present invention, which is to be construed as the following claims.

Claims

1. A torpedo type anaerobic reactor is characterized by comprising:

the cylinder body (1), the cylinder body (1) is horizontal;

the partition plates (8) are arranged in the cylinder body (1) at intervals; the opening directions of the two adjacent partition plates (8) are opposite;

a rotary spraying stirrer (7) is arranged between every two adjacent partition plates (8) on one side of the lower part of the cylinder body (1); every two partition plates (8) form a material reaction bin.

2. A torpedo anaerobic reactor according to claim 1, characterized in that the cylinder (1) is provided with a feed inlet (2) at one side and a discharge outlet (5) at the other side at the two ends, and the upper part of the cylinder (1) is provided with a vent hole (6).

3. The torpedo anaerobic reactor according to claim 1, characterized in that branch pipes (3) are respectively arranged at two sides of the middle lower part of the cylinder body (1), the branch pipes (3) at the same side with the rotary jet agitator (7) are positioned above the rotary jet agitator (7), the branch pipes (3) at the two sides are arranged in a staggered way, and the branch pipes (3) at the two sides are respectively converged into a main pipe (4); the main pipeline (4) is connected with an air blower (11).

4. A torpedo anaerobic reactor according to claim 1, characterized in that a space energy collector (9) is erected on the top of the cylinder (1).