CN210176867U

CN210176867U - Pretreatment device before biogas use

Info

Publication number: CN210176867U
Application number: CN201920754089.9U
Authority: CN
Inventors: Chuixue Kong; 孔垂雪; Zili Mei; 梅自力; Yi Ran; 冉毅; Li He; 贺莉; Tao Luo; 罗涛; Jiang Li; 李江; Shulan Li; 李淑兰; Ruiting Ning; 宁睿婷; Xiao Yuan; 袁萧
Original assignee: Biogas Institute of Ministry of Agriculture
Current assignee: Biogas Institute of Ministry of Agriculture
Priority date: 2019-05-23
Filing date: 2019-05-23
Publication date: 2020-03-24
Anticipated expiration: 2029-05-23

Abstract

The utility model discloses a pretreatment device before biogas is used, when in use, the raw material to be treated is thrown into a working bin through a forklift or spiral facility equipment, then water or biogas slurry and the like are injected into the working bin to dilute the material, then a driving motor is started to drive a stirring rod to stir and crush the material, and because the rotating speed of the stirring rod is slow, sand grains in the material are easy to precipitate in a cleaning box, and the precipitated sand grains can be discharged from a drain outlet; meanwhile, the materials are discharged into the fence through the electromagnetic valve, then large impurities in the materials can be removed under the action of the fence, so that the blockage of a pump and a pipeline caused by the large impurities in the subsequent operation process and the winding of equipment such as a stirrer and the like are avoided, the water pump is controlled to pump liquid medicaments in the alkaline liquid tank and the acid liquid tank, and when the air temperature is too low, the heating pipe can adjust the interior of the treatment tank to a proper temperature, so that the fermentation treatment in the next step is facilitated.

Description

Pretreatment device before biogas use

Technical Field

The utility model relates to the technical field of marsh gas preparation, in particular to a pretreatment device before marsh gas is used.

Background

With the increasing importance of new energy and environmental pollution in China, large-scale biogas engineering is rapidly emerging, wherein the pretreatment technology of biogas raw materials plays a decisive role in the smooth operation of the biogas engineering, and is a precondition for ensuring the stable operation of an anaerobic fermentation system, improving the gas production rate and improving the economic benefit. The pretreatment technology of the biogas raw material is a treatment technology of biomass in order to meet the requirements of a process or equipment.

Therefore, the person skilled in the art provides a pre-treatment device for biogas before use to solve the problems mentioned in the background art.

Disclosure of Invention

An object of the utility model is to provide a preprocessing device before marsh gas uses to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a pre-treatment device before biogas use comprises a base, a working bin and a treatment box; the cleaning machine is characterized in that a treatment box is arranged at the right end of the upper side of the base, a working bin is arranged on the left side of the upper end of the base, a cleaning box is arranged between the lower end of the working bin and the base, a sewage discharge outlet is formed in the end portion of the left side of the cleaning box, a driving motor is arranged in the middle of the lower end of the interior of the working bin, a driving rod is arranged at the end portion of the upper side of the driving motor, a plurality of stirring rods which are arranged in order are arranged on the upper side of the driving rod, filter plates are arranged on the lower sides of the two ends of the driving motor and the driving rod, the end portion of the lower side of each filter plate penetrates through the working bin and the cleaning box;

the utility model discloses a liquid storage tank, including the baffle, the baffle is equipped with the baffle to handle incasement portion lower extreme, and be equipped with the heating pipe before the lower extreme of baffle and the inside diapire of processing incasement portion, and the upside tip of handling the case is equipped with the roof, the upside tip backup pad of roof, and be equipped with the supporting leg of a plurality of range in order between the lower extreme of backup pad and the fixed connection of roof, the upper end left side of backup pad is equipped with the acidizing fluid case, the upper end right side of backup pad is equipped with the lye tank, and the lower extreme intermediate position of lye tank and acidizing fluid case all is equipped with the transfer line, the downside tip of transfer line runs through the inside that backup pad and roof extend to the processing case, and the upper end of transfer line is equipped with the check valve, the lower extreme of transfer line is equipped with the water pump.

As a further aspect of the present invention: and one sides of the upper ends of the alkaline liquid tank and the acid liquid tank are provided with filling openings.

As a further aspect of the present invention: driving motor, solenoid valve, water pump, acid-base detect head and heating pipe all with external control ware and external power source electric connection, and external control ware's model: TY-A634 RF-12.

As a further aspect of the present invention: the two ends of the fence are welded with the front parts of the working bin and the treatment box.

As a further aspect of the present invention: one side end part of the liquid discharge pipe penetrates through the treatment box and extends to the inside of the treatment box to be communicated with the liquid discharge pipe.

Compared with the prior art, the beneficial effects of the utility model are that: the device is suitable for various biogas pretreatment occasions,

1-passing a treatment tank, an acid liquid tank and an alkali liquid tank; the treatment box can be integrally sealed to form an anoxic environment, so that anaerobic bacteria can conveniently move, the pH value of the raw material is pre-adjusted, the treatment is thorough, the cost is low, the investment return period is short, the energy utilization rate is high, the domestic fuel and the electricity charge can be saved, the application prospect is wide, the contribution to environmental protection is made, the heating pretreatment can be carried out on the raw material under the environment with low temperature by matching with a heating pipe, the temperature is controlled to obtain the expected gas recovery rate, and good conditions are created for the survival and the propagation of microorganisms;

2, the working efficiency of the pretreatment of the biogas raw materials is effectively improved through the working bin, the fence and the stirring rod, and on the other hand, the occupied space is remarkably reduced compared with the conventional pretreatment device of the biogas raw materials;

3, through the cleaning box, the filter plate and the drain, in the raw material stirring treatment, the materials such as multi-fiber materials in the raw materials are effectively crushed, so that the material particles meet the design requirements, the phenomenon of blockage in the subsequent process is further avoided, the sand impurities in the raw materials can be precipitated and fall down, and the settled sand can be effectively discharged through the drain.

Drawings

Fig. 1 is a schematic structural diagram of a pretreatment device before biogas use.

Fig. 2 is a schematic structural diagram of a liquid discharge pipe of a pretreatment device before biogas use.

In the figure: 1-base, 2-drain outlet, 3-cleaning box, 4-filter plate, 5-working bin, 6-driving motor, 7-driving rod, 8-stirring rod, 9-acid-base detecting head, 10-fence, 11-electromagnetic valve, 12-processing box, 13-top plate, 14-acid liquid box, 15-one-way valve, 16-water pump, 17-liquid conveying pipe, 18-supporting plate, 19-supporting leg, 20-clapboard, 21-liquid discharging pipe, 22-heating pipe, 23-mounting flange, 24-filter screen, 25-alkali liquid box.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, in an embodiment of the present invention, a pre-treatment device before use of biogas includes a base 1, a working bin 5 and a treatment box 12; a treatment box 12 is arranged at the right end of the upper side of the base 1, a working bin 5 is arranged at the left end of the upper end of the base 1, a cleaning box 3 is arranged between the lower end of the working bin 5 and the base 1, a sewage discharge outlet 2 is arranged at the left end of the cleaning box 3, a driving motor 6 is arranged at the middle position of the lower end in the working bin 5, a driving rod 7 is arranged at the upper end of the driving motor 6, a plurality of stirring rods 8 which are orderly arranged are arranged at the upper side of the driving rod 7, filter plates 4 are arranged at the lower sides of the two ends of the driving motor 6 and the driving rod 7, the lower end of each filter plate 4 penetrates through the working bin 5 and the cleaning box 3 and extends into the cleaning box 3, a fence 10 is arranged between the left end of the working bin 5 and the through connection of the;

a partition plate 20 is arranged at the lower end inside the treatment box 12, a heating pipe 22 is arranged in front of the lower end of the partition plate 20 and the bottom wall inside the treatment box 12, a top plate 13 is arranged at the upper end part of the treatment box 12, a support plate 18 is arranged at the upper end part of the top plate 13, a plurality of support legs 19 which are orderly arranged are arranged between the lower end of the support plate 18 and the fixed connection of the top plate 13, an acid liquid box 14 is arranged at the left side of the upper end of the support plate 18, an alkaline liquid box 25 is arranged at the right side of the upper end of the support plate 18, infusion pipes 17 are arranged at the middle positions of the lower ends of the alkaline liquid box 25 and the acid liquid box 14, the lower end part of the infusion pipe 17 penetrates through the support plate 18 and the top plate 13 and extends into the treatment box 12, a one-way valve 15 is arranged at the upper end of the infusion pipe 17, a water, and one end of discharge pipe 21 is provided with mounting flange 23, and the inside of discharge pipe 21 is provided with filter screen 24.

And perfusion openings are formed in one sides of the upper ends of the alkaline liquid tank 25 and the acid liquid tank 14.

The driving motor 6, the electromagnetic valve 11, the water pump 16, the acid-base detection head 9 and the heating pipe 22 are all electrically connected with an external controller and an external power supply, and the model of the external controller is as follows: TY-A634 RF-12.

The two ends of the fence 10 are welded with the front parts of the working bin 5 and the treatment box 12.

One end of the drain pipe 21 extends through the inside of the treatment tank 12 and penetrates the drain pipe 21.

The utility model discloses a theory of operation is:

the utility model relates to a preprocessing device before marsh gas uses, this device is applicable to multiple marsh gas preliminary treatment occasion, during the use, throw into working bin 5 through facility equipment such as forklift or spiral with the raw materials that need to handle, then pour into water or natural pond liquid etc. in working bin 5 in order to dilute the material, then open driving motor 6, stir and smash the material with drive puddler 8, because the rotational speed of puddler 8 is slower, therefore the grains of sand in the material are apt to precipitate in clearance case 3, and the grains of sand that precipitate can be discharged from drain 2; meanwhile, the materials are discharged into the fence 10 through the electromagnetic valve 11, and then large impurities in the materials can be removed under the action of the fence 10, so that the blockage of pumps and pipelines caused by the large impurities in the subsequent operation process and the winding of devices such as a stirrer and the like are avoided, at the moment, the water pump 16 is controlled to pump liquid medicaments in the alkaline liquid tank 25 and the acid liquid tank 14, liquid is added into the treatment tank 12 through the liquid conveying pipe 17, the adding amount is accurately controlled, the pH value of the raw materials is adjusted, and when the air temperature is too low, the heating pipe 22 can adjust the temperature inside the treatment tank 12 to be proper, so that the fermentation treatment in the next step is facilitated.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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 description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A pre-treatment device before biogas use comprises a base (1), a working bin (5) and a treatment box (12); it is characterized in that a treatment box (12) is arranged at the right end of the upper side of a base (1), a working bin (5) is arranged at the left end of the upper end of the base (1), a cleaning box (3) is arranged between the lower end of the working bin (5) and the base (1), a sewage discharge outlet (2) is arranged at the left end of the cleaning box (3), a driving motor (6) is arranged at the middle position of the lower end of the inner part of the working bin (5), a driving rod (7) is arranged at the upper end of the driving motor (6), a plurality of stirring rods (8) which are orderly arranged are arranged at the upper side of the driving rod (7), filter plates (4) are arranged at the lower sides of the two ends of the driving motor (6) and the driving rod (7), the lower end parts of the filter plates (4) penetrate through the working bin (5) and the cleaning box (3) and extend to the inner part of the cleaning box (3), a fence (10) is arranged between the, and the fence (10) is provided with an electromagnetic valve (11);

a partition plate (20) is arranged at the lower end inside the treatment box (12), a heating pipe (22) is arranged between the lower end of the partition plate (20) and the bottom wall inside the treatment box (12) in front, a top plate (13) is arranged at the upper end of the treatment box (12), an upper end supporting plate (18) of the top plate (13), a plurality of supporting legs (19) which are arranged in order are arranged between the lower end of the supporting plate (18) and the top plate (13) in fixed connection, an acid liquid box (14) is arranged on the left side of the upper end of the supporting plate (18), an alkali liquid box (25) is arranged on the right side of the upper end of the supporting plate (18), infusion tubes (17) are arranged at the middle positions of the lower ends of the alkali liquid box (25) and the acid liquid box (14), the lower end of the infusion tubes (17) penetrates through the supporting plate (18) and the top plate (13) and extends into the treatment box (12), a one, and an acid-base detection head (9) is arranged inside the treatment box (12) on the left side of the upper end of the partition plate (20), a liquid discharge pipe (21) is arranged on the lower side of the right end of the treatment box (12), a mounting flange (23) is arranged at one end of the liquid discharge pipe (21), and a filter screen (24) is arranged inside the liquid discharge pipe (21).

2. A pre-treatment device for biogas before use according to claim 1, characterized in that the upper side of the lye tank (25) and the acid liquor tank (14) are provided with filling openings.

3. The pretreatment device before use of biogas according to claim 1, wherein the driving motor (6), the electromagnetic valve (11), the water pump (16), the acid-base detection head (9) and the heating pipe (22) are electrically connected with an external controller and an external power supply, and the external controller is of the type: TY-A634 RF-12.

4. A pre-treatment device for biogas before use according to claim 1, characterized in that the two ends of the fence (10) are welded before the working bin (5) and the treatment tank (12).

5. A pre-treatment device for biogas before use according to claim 1, characterized in that the end of the drain pipe (21) on one side extends through the inside of the treatment tank (12) and is arranged to communicate with the drain pipe (21).