Biogas digester waste cleaning device

Abstract

The utility model discloses a waste cleaning device for a biogas digester. The waste cleaning device comprises a digester body and a cover body, a feeding opening is formed in the position, deviating from the circle center, of the cover body, and a sealing cover is arranged on the feeding opening; the device further comprises a fixed frame and a separation net. The inner side surface of the connecting ring is connected with the fixed frame, and the outer side surface of the connecting ring is connected with the inner side of the pool body; the separation net is located in the fixed frame and is in a hollow cylinder shape, and an opening is formed in the upper end of the separation net and corresponds to the feeding port. And a driving assembly capable of driving the separation net to move up and down is arranged on the cover body. The separation net capable of moving up and down is arranged in the biogas digester, so that raw materials are fermented in the separation net in the biogas digester, generated liquid flows into the digester body through the separation net, solid-liquid separation is automatically carried out, the separation net is pulled upwards to drain liquid during subsequent gas stopping and cleaning, and the biogas digester is convenient to clean. The device can be taken out after a period of time, does not need to enter the pool manually, does not need complex cleaning equipment, and is high in practicability.

Description

TECHNICAL FIELD

[0001] The utility model relates to a biogas digester technical field, specifically point to a kind of biogas digester waste cleaning device. BACKGROUND

[0002] The treatment and utilization of biogas digester waste is an important issue involving environmental protection and resource recycling, which not only reduces environmental pollution, but also provides organic fertilizer for agricultural production through resource utilization, promoting the development of ecological agriculture.

[0003] Biogas digester ferments organic matter and produces biogas, also known as bio-gas or methane. During the fermentation process, the fermentation material produces water, which not only dilutes the fermentation material and affects the formation of biogas, but also requires separate solid-liquid separation of waste during subsequent cleaning of the biogas digester. This results in a large amount of manpower and time being spent on waste separation and treatment during the cleaning of the biogas digester, leaving room for technical improvement. UTILITY MODEL CONTENT

[0004] The utility model solves the above-mentioned technical problem of requiring a large amount of manpower and time for waste separation and treatment during the cleaning of the biogas digester, and provides a biogas digester waste cleaning device.

[0005] To solve the above technical problems, the utility model provides a technical scheme: a biogas digester waste cleaning device, including a pool body and a cover body with a circular cross section; the cover body is provided with a feed inlet offset from the center of the circle, and a sealing cover is provided on the feed inlet; further comprising:

[0006] A fixed frame is provided with a connecting ring on the outer side of the upper end, and the inner side of the connecting ring is connected with the fixed frame, and the outer side is connected with the inner side of the pool body;

[0007] A separation net is located inside the fixed frame, which is a hollow cylinder with an opening at the upper end, and the opening corresponds to the feed inlet; a driving assembly is provided on the cover body to drive the separation net to move up and down.

[0008] Further, a limiting shoulder is provided on the outer side of the pool body near the upper end, and the limiting shoulder is located from the ground level to the upper end; a plurality of reinforcing plates are provided on the outer side of the pool body, and the reinforcing plates are uniformly arranged along the circumference

[0009] Further, an annular sealing ring is provided on the lower surface of the cover body along the circumference, and a sealing groove is provided on the upper end of the pool body to accommodate the sealing ring; the sealing ring is made of rubber.

[0010] Further, the fixed frame includes a plurality of annular frames, and a plurality of short support rods are connected between adjacent annular frames.

[0011] Further, the driving assembly comprises a fixed frame one and a fixed frame two symmetrically arranged on the cover body, a driving motor is arranged on the outer side of the fixed frame one, a rotating rod is arranged between the fixed frame one and the fixed frame two extending from the output end of the driving motor, and symmetric steel wires are rotatably arranged on the rotating rod.

[0012] Further, a through hole capable of accommodating the steel wire is arranged on the cover body, and a soft plug is arranged in the through hole.

[0013] Further, a composite cloth tape is arranged on the upper end of the separation net.

[0014] Compared with the prior art, the utility model has the advantages of:

[0015] The separation net arranged in the biogas tank can move up and down, so that the raw materials are separated in the separation net during the fermentation in the biogas tank, the generated liquid flows out of the tank body through the separation net, and the solid-liquid separation is automatically performed; when the gas is stopped and cleaned, the separation net is pulled up to drain the liquid, and then the separation net is taken out, so that manual work and complex cleaning equipment are not needed, and the utility model has high practicability. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of the utility model.

[0017] Figure 2 It is a structural split schematic diagram of the utility model.

[0018] Figure 3 It is a structural schematic diagram of the separation net and the driving assembly of the utility model.

[0019] Figure 4 It is a structural schematic diagram of the separation net in the fixed frame of the utility model.

[0020] As shown in the drawings: 1, tank body, 2, cover body, 3, feed inlet, 4, limiting shoulder, 5, reinforcing plate, 6, fixed frame, 7, connecting ring, 8, sealing ring, 9, sealing groove, 10, annular frame, 11, short support rod, 12, separation net, 13, rotating rod, 14, fixed frame one, 15, fixed frame two, 16, driving motor, 17, steel wire, 18, composite cloth tape. DETAILED DESCRIPTION

[0021] The utility model will be further described in detail in combination with the drawings.

[0022] Example one, in combination with the drawings Figure 1 A biogas tank waste cleaning device, comprising a tank body 1 and a cover body 2, both of which are circular in cross section, the tank body 1 is buried underground, and the cover body 2 is exposed on the ground; a feed inlet 3 is arranged on the cover body 2 and deviates from the center position, and a sealing cover is arranged on the feed inlet 3 for feeding;

[0023] With the drawings Figure 1 , 2 , the cover 2 is provided with an annular sealing ring 8 below the circumference, and the pool body 1 is provided with a sealing groove 9 capable of accommodating the sealing ring 8 at the upper end; the sealing ring 8 is made of rubber material, and the sealing of the pool body 1 and the cover 2 is realized through the sealing ring 8 and the sealing groove 9, and on this basis, it is also connected through the fastening bolt, so that it is more firm;

[0024] In addition, the pool body 1 is provided with a limiting shoulder 4 outside and close to the upper end, and the limiting shoulder 4 is located from the ground level to the upper end; a plurality of reinforcing plates 5 are arranged outside the pool body 1; the reinforcing plates 5 are uniformly arranged along the circumference; the reinforcing plates 5 can increase the contact area of the pool body 1 and the underground soil, so that the pool body 1 has good installation stability; the limiting shoulder 4 is used for side protection of the pool body 1, so that it is slightly higher than the ground, and at the same time, it avoids impurities entering the pool body 1;

[0025] With the drawings Figure 2 , 4 , the fixed frame 6; the fixed frame 6 includes a plurality of annular frames 10, a plurality of short support rods 11 are connected between the upper and lower adjacent annular frames 10, the annular frames 10 and the short support rods 11 form a cylindrical support frame, and a grid plate is further arranged at the bottom; the fixed frame 6 can provide support for the separation net 12 mentioned below to avoid breaking when the internal raw materials are too much; only when waste needs to be separated and discharged, the separation net 12 needs to be lifted to be higher than the inner bottom of the fixed frame 6;

[0026] In addition, the fixed frame 6 is provided with a connecting ring 7 outside the upper end, the inner side of the connecting ring 7 is connected with the fixed frame 6, and the outer side is connected with the inner side of the pool body 1; the connecting ring 7 is used to provide support for the fixed frame 6, and there is no gap between the upper end of the fixed frame 6 and the pool body 1;

[0027] With the drawings Figure 2 , 3 , the separation net 12; located inside the fixed frame 6, hollow cylindrical and provided with an opening at the upper end, the opening corresponds to the feeding port 3, so that the raw materials will directly enter the separation net 12 after being put in; the cover 2 is provided with a driving assembly capable of driving the separation net 12 to move up and down;

[0028] Specifically, the driving assembly includes fixed frame one 14 and fixed frame two 15 symmetrically arranged on the cover 2, the fixed frame one 14 is provided with a driving motor 16 outside, the output end of the driving motor 16 extends into the fixed frame one 14 and the fixed frame two 15, and a rotating rod 13 is arranged therebetween, the rotating rod 13 is rotatably provided with symmetric steel wires 17, the lower ends of the steel wires 17 are each divided into two strands, and the upper ends of the steel wires 17 are connected with the separation net 12;

[0029] In the structure, the lower end of the separation net 12 is located on the fixed frame 6 during daily use, and normal fermentation operation is performed, and the fixed frame 6 forms a support; when the biogas is used up and the biogas tank body 1 needs to be cleaned, the two groups of steel wires 17 are wound up by the driving motor 16 through the rotating rod 13, the separation net 12 is lifted up, and then the liquid is drained; after a period of time, the cover body 2 is opened and pulled out, and the drained liquid is directly pumped out;

[0030] In addition, the cover body 2 is provided with a through hole capable of accommodating the steel wire 17, and a soft plug is arranged in the through hole; the through hole enables the steel wire 17 to move up and down; the soft plug is preferably made of composite rubber material, can extrude the steel wire 17, and forms a closed state in the through hole;

[0031] In addition, the upper end of the separation net 12 is provided with a composite cloth tape 18 coated with anticorrosive paint, which is convenient to connect and install with the steel wire 17, and is not easy to rot in the case of long-time contact with waste materials.

[0032] The above describes the present application and its embodiments, which are not limited, and the drawings only show one of the embodiments of the present application, and the actual structure is not limited thereto. In summary, if a person skilled in the art is inspired by the present application, without departing from the creative purpose of the present application, similar structural modes and embodiments can be designed without creativity, which should belong to the protection scope of the present application.

Claims

1. A biogas tank waste cleaning device comprising a tank body (1) and a cover body (2) which are both circular in cross section; characterized in that: The cover (2) is provided with a feed inlet (3) deviating from the center position, and the feed inlet (3) is provided with a sealing cover; further comprising: A fixed frame (6); the outer side of the upper end of the fixed frame (6) is provided with a connecting ring (7), the inner side of the connecting ring (7) is connected with the fixed frame (6), and the outer side is connected with the inner side of the pool body (1); A separation net (12); located inside the fixed frame (6), hollow cylindrical and provided with an opening at the upper end, the opening corresponds to the feed inlet (3); the cover (2) is provided with a driving assembly capable of driving the separation net (12) to move up and down.

2. A biogas plant waste cleaning device according to claim 1, characterized in that: The outer side of the pool body (1) is provided with a limiting shoulder (4) close to the upper end, and the limiting shoulder (4) is located from the ground level to the upper end; the outer side of the pool body (1) is provided with a plurality of reinforcing plates (5), which are uniformly arranged along the circumference.

3. A biogas digester waste cleaning apparatus as claimed in claim 1, wherein: The lower surface of the cover (2) is provided with an annular sealing ring (8) along the circumference, and the upper end of the pool body (1) is provided with a sealing groove (9) capable of accommodating the sealing ring (8); the sealing ring (8) is made of rubber material.

4. A biogas digester waste cleaning apparatus as claimed in claim 1, wherein: The fixed frame (6) comprises a plurality of annular frames (10), and a plurality of short supporting rods (11) are connected between the upper and lower adjacent annular frames (10).

5. A biogas digester waste cleaning apparatus as claimed in claim 1, wherein: The driving assembly comprises a fixed frame one (14) and a fixed frame two (15) symmetrically arranged on the cover (2), a driving motor (16) is arranged on the outer side of the fixed frame one (14), a rotating rod (13) is arranged between the fixed frame one (14) and the fixed frame two (15) extending from the output end of the driving motor (16), a symmetric steel wire rope (17) is arranged on the rotating rod (13), the lower end of the steel wire rope (17) is divided into two strands, and the upper end of the separation net (12) is connected with the steel wire rope (17).

6. A biogas plant waste cleaning device according to claim 5, characterised in that: The cover (2) is provided with a through hole capable of accommodating the steel wire rope (17), and a soft plug is arranged in the through hole.

7. A biogas digester waste cleaning apparatus as claimed in claim 5, wherein: The upper end of the separation net (12) is provided with a composite cloth belt (18).

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