CN211546520U - A convenient biogas digester anaerobic fermentation device - Google Patents

Abstract

The utility model relates to the technical field of anaerobic fermentation, and discloses a convenient anaerobic fermentation device for a biogas tank, which comprises a biogas tank. The movable sleeve is connected with a first card board, a top cover is fixedly installed on the top of the first card board, and a chassis is fixedly installed on the center of the top of the top cover. The portable anaerobic fermentation device of biogas digester is provided with a filter screen in the inner cavity of the biogas digester, and the structural characteristics of the filter screen are used to facilitate the collection of solid residues in the biogas digester. It is easy to drive the top cover to move up along the track of the guide rod, and also drives the stirring rod and the filter screen to move upward, which is convenient to take out the solid residue in the stirring rod from the biogas tank. It is easy to move the stirring rod to the outside of the biogas tank to clean the solid residue in the stirring rod.

Description

A convenient biogas digester anaerobic fermentation device

technical field

The utility model relates to the technical field of anaerobic fermentation, in particular to a convenient anaerobic fermentation device in a biogas tank.

Background technique

Biogas fermentation, also known as anaerobic digestion and anaerobic fermentation, refers to the catabolism of organic substances (such as human, livestock and poultry manure, straw, weeds, etc.) The process of forming flammable mixed gases such as methane and carbon dioxide, the biogas fermentation system is based on the principle of biogas fermentation, aiming at energy production, and finally realizes the comprehensive utilization of biogas, biogas slurry and biogas residue.

In the process of anaerobic fermentation, a large amount of solid residues will be produced, and these solid residues are difficult to remove in the biogas digester. Most of the existing portable digester anaerobic fermentation devices do not have a filter device inside, so that when the It is inconvenient to take out the solid residue after fermentation inside the biogas digester. Therefore, we have improved this and proposed a convenient biogas digester anaerobic fermentation device.

Utility model content

Aiming at the deficiencies of the prior art, the utility model provides a convenient anaerobic fermentation device for a biogas tank, which has the advantage of being convenient for cleaning the solid residues in the biogas tank, and solves the problems mentioned in the above background technology.

The utility model provides the following technical solutions: a portable anaerobic fermentation device for a biogas tank, comprising a biogas tank, the top of the biogas tank is provided with a first clamping groove, and the inner cavity of the first clamping groove is movably sleeved with a first clamping groove. A card board, a top cover is fixedly installed on the top of the first card board, a chassis is fixedly installed in the center of the top of the top cover, a motor is fixedly installed on the top of the inner cavity of the chassis, and the output shaft of the motor is fixed with a sleeve A stirring rod located in the inner cavity of the biogas tank is connected. The two sides and bottom of the stirring rod are respectively fixed with a stirring shaft and a filter screen. The two sides of the middle part of the biogas tank are respectively provided with a second card slot. A second clamping plate is clamped in the inner cavity of the groove, a moving plate is fixedly installed on one side of the second clamping plate, and the front and rear sides of the top of the moving plate are respectively fixed and installed on the top plate through guide rods. The middle part of the moving plate is movably sleeved on both sides of the screw rod, the bottom of the screw rod is fixedly installed with a turntable, and the lower parts of the guide rod and the screw rod are respectively movably sleeved on one side of the top cover.

Optionally, heating rods are respectively fixed and sleeved in the inner cavities of the stirring rod and the stirring shaft.

Selectively, the cross section of the inner cavity of the filter screen is an inverted isosceles trapezoid shape.

Selectively, the number of the screw rod and the turntable is two, and the two screw rods are respectively movably sleeved on both sides of the top cover.

Selected, the first card slot and the first card board are in the shape of a mouth as a whole.

Compared with the prior art, the utility model has the following beneficial effects:

1. This convenient biogas digester anaerobic fermentation device is equipped with a filter screen in the inner cavity of the biogas digester, and the structural characteristics of the filter screen are used to facilitate the collection of solid residues in the biogas digester. The rotation of the screw rod is convenient to drive the top cover to move up along the track of the guide rod, and also drives the stirring rod and the filter screen to move upward, which is convenient to take out the solid residue in the stirring rod from the biogas tank. The movement in the second slot is convenient for cleaning the solid residue in the stirring rod when the stirring rod is moved to the outside of the biogas tank.

2. The portable anaerobic fermentation device in biogas tank drives the rotation of the stirring rod and the stirring shaft through the operation of the motor, which improves the efficiency of anaerobic fermentation in the biogas tank. There is a heating rod, which is convenient to uniformly heat the fermentation product in the biogas tank, which improves the practicability of the device.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the three-dimensional structure schematic diagram of the appearance of the utility model;

FIG. 3 is a schematic diagram of the three-dimensional structure of the heating rod of the present invention.

In the figure: 1. Biogas tank; 2. The first card slot; 3. The first card board; 4. Top cover; 5. Chassis; 6. Motor; 7. Stirring rod; 8. Stirring shaft; 10. The second slot; 11. The second card; 12. The moving plate; 13. The guide rod; 14. The top plate; 15. The screw rod;

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Please refer to Figures 1-3, a portable anaerobic fermentation device for biogas digesters, including a biogas digester 1, a first card slot 2 is opened on the top of the digester 1, and the inner cavity of the first clip slot 2 is movably sleeved with a first card slot 2. The card board 3, the first card slot 2 and the first card board 3 are all in the shape of a mouth as a whole. The bottom is closely attached, the top cover 4 is fixedly installed on the top of the first card board 3, the chassis 5 is fixedly installed in the center of the top cover 4, and the motor 6 is fixedly installed on the top of the inner cavity of the chassis 5, and the stirring is driven by the operation of the motor 6. The rotation of the rod 7 and the stirring shaft 8 improves the efficiency of anaerobic fermentation in the biogas tank 1. The output shaft of the motor 6 is fixedly sleeved with the stirring rod 7 located in the inner cavity of the biogas tank 1. The two sides and the bottom of the stirring rod 7 are respectively The stirring shaft 8 and the filter screen 9 are fixedly installed, the heating rod 17 is fixedly sleeved in the inner cavity of the stirring rod 7 and the stirring shaft 8, and the heating rod 17 is provided in the inner cavity of the stirring rod 7 and the stirring shaft 8, It is convenient to uniformly heat the fermentation product in the biogas tank 1, which improves the practicability of the device. The cross section of the inner cavity of the filter screen 9 is an inverted isosceles trapezoid shape, and a filter screen 9 is arranged in the inner cavity of the biogas tank 1. , and then use the structural characteristics of the filter screen 9 to facilitate the collection of the solid residues in the biogas tank 1. The two sides of the middle part of the biogas tank 1 are respectively provided with second clamping slots 10, and the inner cavity of the second clamping slot 10 is clamped. There is a second card board 11, one side of the second card plate 11 is fixedly installed with a moving plate 12, and the moving plate 12 can move in the second card slot 10, which is convenient for moving the stirring rod 7 to the outside of the biogas tank 1. The solid residues in the stirring rod 7 are cleaned up, the front and rear sides of the top of the moving plate 12 are fixedly installed on the top plate 14 through the guide rods 13, and the middle parts of the top plate 14 and the moving plate 12 are respectively movably sleeved on both sides of the screw rod 15 The bottom of the screw rod 15 is fixedly installed with a turntable 16, and the number of the screw rod 15 and the turntable 16 is two. The rotation of the screw rod 15 is convenient to drive the top cover 4 to move upward along the track of the guide rod 13, and also drives the stirring rod 7 and the filter screen 9 to move upward, which is convenient for removing the solid residue in the stirring rod 7 from the biogas tank 1. Take out, the lower parts of the guide rod 13 and the screw rod 15 are respectively movably sleeved on one side of the top cover 4 .

Working principle: When in use, pour the fermentation product into the biogas tank 1, then start the motor 6 and the heating rod 17 respectively, and the fermentation product in the biogas tank 1 is heated by the operation of the heating rod 17, and the stirring is driven by the operation of the motor 6. The rotation of the rod 7 and the stirring shaft 8 stirs the fermentation product in the biogas tank 1. After the fermentation product in the biogas tank 1 is reacted, the rotating turntable 16 drives the rotation of the screw rod 15, and the top cover is driven by the rotation of the screw rod 15. 4. When the filter screen 9 moves up to the top of the biogas tank 1, then slide the moving plate 12 forward to drive the filter screen 9 to move forward, and clean the solid residue in the filter screen 9.

It should be noted that, in this document, relational terms such as first and second are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any relationship between these entities or operations. any such actual relationship or sequence exists. Moreover, the terms "comprising", "comprising" or any other variation thereof are intended to encompass a non-exclusive inclusion such that a process, method, article or device that includes a list of elements includes not only those elements, but also includes not explicitly listed or other elements inherent to such a process, method, article or apparatus. Meanwhile, in the drawings of the present invention, the filling pattern is only for distinguishing the layers, and does not make any other limitation.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (5)

1. The utility model provides a portable methane-generating pit anaerobic fermentation device, includes methane-generating pit (1), its characterized in that: the biogas digester comprises a biogas digester (1), a first clamping groove (2) is formed in the top of the biogas digester (1), a first clamping plate (3) is movably sleeved in an inner cavity of the first clamping groove (2), a top cover (4) is fixedly installed at the top of the first clamping plate (3), a case (5) is fixedly installed at the center of the top cover (4), a motor (6) is fixedly installed at the top of the inner cavity of the case (5), a stirring rod (7) located in the inner cavity of the biogas digester (1) is fixedly sleeved on an output shaft of the motor (6), a stirring shaft (8) and a filter screen (9) are respectively and fixedly installed on two sides of the bottom of the stirring rod (7), second clamping grooves (10) are respectively formed in two sides of the middle of the biogas digester (1), a second clamping plate (11) is clamped in the inner cavity of the second clamping groove (10), and, the front side and the rear side of the top of the movable plate (12) are fixedly installed on a top plate (14) through guide rods (13) respectively, the middle parts of the top plate (14) and the movable plate (12) are movably sleeved on two sides of a screw rod (15) respectively, a rotary table (16) is fixedly installed at the bottom of the screw rod (15), and the lower parts of the guide rods (13) and the screw rod (15) are movably sleeved on one side of a top cover (4) respectively.

2. The portable methane tank anaerobic fermentation device of claim 1, which is characterized in that: heating rods (17) are fixedly sleeved in the inner cavities of the stirring rod (7) and the stirring shaft (8) respectively.

3. The portable methane tank anaerobic fermentation device of claim 1, which is characterized in that: the section of the inner cavity of the filter screen (9) is in an inverted isosceles trapezoid shape.

4. The portable methane tank anaerobic fermentation device of claim 1, which is characterized in that: the number of the screw rods (15) and the number of the turntables (16) are two, and the two screw rods (15) are movably sleeved on two sides of the top cover (4) respectively.

5. The portable methane tank anaerobic fermentation device of claim 1, which is characterized in that: the first clamping groove (2) and the first clamping plate (3) are integrally in a shape like a Chinese character 'kou'.

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