Efficient anaerobic jar structure

Abstract

The utility model discloses an efficient anaerobic jar structure which comprises a jar body, a feed port and a discharge port are arranged on the jar body, a reflux port is arranged at the bottom in the jar body, a reflux pipeline is fixedly connected onto the reflux port, the reflux pipeline is fixedly connected onto the discharge port and the feed port, a mixing area and a fixed groove are arranged on the jar body, and the fixed groove is arranged in the mixing area. Stirring blades and two stirring frames are arranged in the mixing area, the stirring blades are attached to the surfaces of the stirring frames, rocking bars are arranged at the other ends of the stirring blades, the stirring frames are arc-shaped, a moving device is arranged on the side surface of one stirring frame, and the moving device comprises a connecting rod, a top plate, a spring and a telescopic rod. By means of the device, through cooperation of the stirring blades, the stirring frame, the connecting rod, the spring and the telescopic rod, biogas slurry and fresh raw materials are fully stirred and mixed, so that the temperature of the raw materials is increased, and the output efficiency of biogas is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of biogas production, in particular to a structure of an efficient anaerobic tank. Background Art

[0002] In the existing biogas production technology, adding a water jacket in the anaerobic tank is mostly used to produce biogas. However, this method will consume some biogas. For example, the Chinese patent discloses "an efficient horizontal bipolar anaerobic biogas tank" with the application number "CN202321218238.2". The liquid treated by its bipolar anaerobic biogas tank can be directly sprayed on the leaf surface of plants to promote plant growth, and the solid matter can be used as the base fertilizer for plants. However, it is necessary to heat the biogas slurry to increase its temperature and output efficiency, thus consuming biogas. Summary of the Utility Model

[0003] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art, and provide a structure of an efficient anaerobic tank. Through the cooperation of the stirring blades, the stirring frame and the reflux pipeline, since the stirring frame is arc-shaped and the stirring blades are attached to the stirring frame, the stirring is more sufficient without dead corners, ensuring that every part is stirred. The reflux pipeline returns the biogas slurry to the feed inlet, realizing the recycling of raw materials, thereby increasing the temperature of the raw materials and the output efficiency of biogas. There is no need to use biogas to heat the water jacket and consume biogas. Through the cooperation of the connecting rod, the top plate and the stirring frame, the stirring frame can be moved, which is convenient for the stirred raw materials and biogas slurry to fall onto the inner wall of the tank. Through the cooperation of the spring, the stirring frame and the telescopic rod, it is convenient to restore the position of the stirring frame without manual adjustment, so that the two stirring frames are closed for a long time, indirectly improving the sealing effect inside the tank.

[0004] The utility model also provides an efficient anaerobic tank structure as described above, including: a tank body, on which a feed inlet and a discharge outlet are provided; a reflux port is arranged at the bottom inside the tank body, and a reflux pipeline is fixedly connected to the reflux port. One end of the reflux pipeline is fixedly connected to the discharge outlet, and the other end of the reflux pipeline is fixedly connected to the feed inlet; a mixing area and a fixing groove are arranged on the tank body. Stirring blades and two stirring frames are arranged inside the mixing area. The surfaces of the stirring blades and the stirring frames are attached. A rocker is arranged at the other end of the stirring blade. The stirring frame is arc-shaped. A connecting rod is fixedly connected to the side surface of one of the stirring frames, and the other end of the connecting rod is fixedly connected to a top plate. A spring and a telescopic rod are arranged between the top plate and the inner bottom surface of the fixing groove. Through the above devices, through the cooperation of the stirring blades, the stirring frames, the connecting rod, the spring and the telescopic rod, the biogas slurry and the fresh raw materials are fully stirred and mixed, thereby increasing the temperature of the raw materials and the output efficiency of biogas.

[0005] According to a high-efficiency anaerobic tank structure of the present utility model, the feed inlet is located at the top of the tank body, and the discharge outlet is located at the bottom of the tank body. Through the above device, through the positions of the feed inlet and the discharge outlet, it is convenient to feed materials and discharge products.

[0006] According to a high-efficiency anaerobic tank structure of the present utility model, the reflux port is located at the bottom of the tank body, the reflux pipeline is located on the inner wall of the tank body, and a control valve is arranged on the reflux pipeline. Through the above device, through the control valve, it is ensured that an appropriate amount of biogas slurry flows back to the feed inlet.

[0007] According to a high-efficiency anaerobic tank structure of the present utility model, the mixing area is located inside the feed inlet, and the fixing groove is located on the side of the mixing area. Through the above device, through the positions of the mixing area and the fixing groove, it is convenient to move the stirring frame.

[0008] According to a high-efficiency anaerobic tank structure of the present utility model, a sealing gasket is arranged between the two stirring frames, and the number of stirring blades is three. Through the above device, through the sealing gasket, it is prevented that the biogas slurry leaks during stirring.

[0009] According to a high-efficiency anaerobic tank structure of the present utility model, the connecting rod, the top plate, the spring and the telescopic rod are all located inside the fixing groove, the fixing groove penetrates through the side wall of the tank body and fits with one of the stirring frames. Through the above device, through the positional relationship, it is convenient to control the stirring frame.

[0010] According to a high-efficiency anaerobic tank structure of the present utility model, a rotating rod is arranged inside the top plate, and a buckle is rotatably connected to the rotating rod. Through the above device, through the rotating rod, it is convenient to move the buckle so that it can be buckled.

[0011] According to a high-efficiency anaerobic tank structure of the present utility model, a clamping plate is fixedly connected to the side surface of the fixing groove, a clamping groove is arranged on the clamping plate, the clamping groove is located on the lower surface of the clamping plate, and the clamping groove is in interference fit with the buckle. Through the above device, through the clamping groove and the buckle, it is convenient to fix, thereby fixing the stirring frame.

[0012] Beneficial effects

[0013] 1. Compared with the prior art, for the high-efficiency anaerobic tank structure, through the cooperation of the stirring blades, the stirring frame and the reflux pipeline, since the stirring frame is arc-shaped and the stirring blades are in contact with the stirring frame, the stirring is more sufficient, there is no dead angle, ensuring that every part is stirred. The reflux pipeline returns the biogas slurry to the feed inlet, realizing the recycling of raw materials, thereby increasing the temperature of the raw materials and increasing the output efficiency of biogas. It is not necessary to use biogas to heat the water jacket and consume biogas.

[0014] 2. Compared with the prior art, for the structure of the high-efficiency anaerobic tank, through the cooperation of the connecting rod, the top plate, and the stirring frame, the stirring frame can be moved, which is convenient for the stirred raw materials and biogas slurry to fall onto the inner wall of the tank. Through the cooperation of the spring, the stirring frame, and the telescopic rod, it is convenient to restore the position of the stirring frame without manual adjustment, so that the two stirring frames are closed for a long time, indirectly improving the sealing effect inside the tank. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The present invention will be further described below in conjunction with the drawings and embodiments;

[0016] Figure 1 It is the front view of the structure of the high-efficiency anaerobic tank of the present invention;

[0017] Figure 2 It is the Figure 1 lateral sectional view of the structure of the high-efficiency anaerobic tank of the present invention;

[0018] Figure 3 It is the Figure 1 vertical sectional view of the structure of the high-efficiency anaerobic tank of the present invention;

[0019] Figure 4 It is the Figure 1 enlarged view at A in the structure of the high-efficiency anaerobic tank of the present invention;

[0020] Figure 5 It is the Figure 3 enlarged view at B in the structure of the high-efficiency anaerobic tank of the present invention.

[0021] Legend:

[0022] 1. Tank body; 2. Return port; 3. Mixing area; 4. Feed port; 5. Return pipeline; 6. Stirring blade; 7. Stirring frame; 8. Fixed groove; 9. Connecting rod; 10. Top plate; 11. Telescopic rod; 12. Spring; 13. Rotating rod; 14. Buckle; 15. Clamping plate; 16. Card slot; 17. Control valve; 18. Discharge port; 19. Rocker. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0023] This part will describe in detail the specific embodiments of the present invention. The preferred embodiments of the present invention are shown in the drawings. The role of the drawings is to supplement the description in the text part of the specification, enabling people to intuitively and vividly understand each technical feature and the overall technical solution of the present invention, but it cannot be understood as a limitation on the protection scope of the present invention.

[0024] Refer to Figures 1-5, an efficient anaerobic tank structure according to an embodiment of the present utility model includes: a tank body 1, on which a feed inlet 4 and a discharge outlet 18 are provided. The feed inlet 4 and the discharge outlet 18 facilitate feeding and discharging. The feed inlet 4 is located at the top of the tank body 1, and the discharge outlet 18 is located at the bottom of the tank body 1. A reflux port 2 is provided at the inner bottom of the tank body 1. The reflux port 2 discharges the biogas slurry inside the tank body 1. A reflux pipeline 5 is fixedly connected to the reflux port 2. The reflux pipeline 5 guides part of the produced biogas slurry back to the feed inlet 4. The reflux port 2 is located at the bottom of the tank body 1, and the reflux pipeline 5 is located on the inner wall of the tank body 1. A control valve 17 is provided on the reflux pipeline 5 to control the flow rate of the refluxed biogas slurry. One end of the reflux pipeline 5 is fixedly connected to the discharge outlet 18, and the other end of the reflux pipeline 5 is fixedly connected to the feed inlet 4.

[0025] A mixing zone 3 and a fixing groove 8 are provided on the tank body 1. The mixing zone 3 is located inside the feed inlet 4, and the fixing groove 8 is located on the side of the mixing zone 3. Inside the mixing zone 3, a stirring blade 6 and two stirring frames 7 are provided. The stirring blade 6 stirs the fresh raw materials and the biogas slurry. A sealing gasket is provided between the two stirring frames 7 to prevent the fresh raw materials and the biogas slurry from leaking. The number of the stirring blades 6 is three. The surface of the stirring blade 6 fits with the stirring frame 7. A rocker 19 is provided at the other end of the stirring blade 6 to facilitate the rotation of the stirring blade 6. The stirring frame 7 is in an arc shape. One side surface of one of the stirring frames 7 is fixedly connected with a connecting rod 9 to facilitate the connection of the stirring frame 7. The other end of the connecting rod 9 is fixedly connected with a top plate 10. A spring 12 and a telescopic rod 11 are provided between the top plate 10 and the inner bottom surface of the fixing groove 8 to facilitate the restoration of the position of the stirring frame 7. The connecting rod 9, the top plate 10, the spring 12 and the telescopic rod 11 are all located inside the fixing groove 8. The fixing groove 8 penetrates through the side wall of the tank body 1 and fits with one of the stirring frames 7. A rotating rod 13 is provided inside the top plate 10 to facilitate the movement of the buckle 14. A buckle 14 is rotatably connected to the rotating rod 13 to prevent the stirring frame 7 from moving. A clamping plate 15 is fixedly connected to the side surface of the fixing groove 8. A clamping groove 16 is provided on the clamping plate 15 to facilitate the fixation of the buckle 14. The clamping groove 16 is located on the lower surface of the clamping plate 15, and the clamping groove 16 and the buckle 14 are in interference fit.

[0026] Working principle: When in use, first add fresh raw materials into the feed inlet 4, open the control valve 17, let the biogas slurry inside the tank body 1 flow through the reflux pipeline 5 to the feed inlet 4, and mix with the fresh raw materials. Rotate the rocker 19, and the stirring blade 6 stirs and mixes the raw materials and the biogas slurry on the stirring frame 7 to increase the temperature of the raw materials. The arc shape of the stirring frame 7 ensures that the temperature of each raw material is increased. After stirring, push down the buckle 14 to move the stirring frame 7, so that the raw materials fall into the tank body 1 along the arc of the stirring frame 7.

[0027] The embodiments of the present utility model have been described in detail above in conjunction with the accompanying drawings. However, the present utility model is not limited to the above embodiments, and various changes can be made without departing from the gist of the present utility model within the scope of knowledge possessed by those of ordinary skill in the relevant art.

Claims

1. A high-efficiency anaerobic tank structure, characterized in that: include: A tank body (1), wherein the tank body (1) is provided with a feed port (4) and a discharge port (18), a reflux port (2) is provided at the bottom of the tank body (1), a reflux pipe (5) is fixedly connected to the reflux port (2), one end of the reflux pipe (5) is fixedly connected to the discharge port (18), and the other end of the reflux pipe (5) is fixedly connected to the feed port (4); The tank body (1) is provided with a mixing area (3) and a fixed groove (8), and a stirring blade (6) and two stirring racks (7) are provided inside the mixing area (3). The stirring blade (6) is in contact with the surface of the stirring rack (7), and a rocker (19) is provided at the other end of the stirring blade (6). The stirring rack (7) is in an arc shape, and a connecting rod (9) is fixedly connected to the side surface of one of the stirring racks (7), and a top plate (10) is fixedly connected to the other end of the connecting rod (9), and a spring (12) and a telescopic rod (11) are provided between the top plate (10) and the inner bottom surface of the fixed groove (8).

2. A high-efficiency anaerobic tank structure according to claim 1, characterized in that: The feed port (4) is located at the top of the tank body (1), and the discharge port (18) is located at the bottom of the tank body (1).

3. A high-efficiency anaerobic tank structure according to claim 1, characterized in that: The reflux port (2) is located at the bottom of the tank body (1), the reflux pipe (5) is located on the inner wall of the tank body (1), and a control valve (17) is provided on the reflux pipe (5).

4. The high-efficiency anaerobic tank structure according to claim 1, characterized in that: The mixing zone (3) is located inside the feed port (4), and the fixing groove (8) is located on the side of the mixing zone (3).

5. The high-efficiency anaerobic tank structure according to claim 1, characterized in that: A sealing pad is provided between the two stirring racks (7), and the number of the stirring blades (6) is three.

6. The high-efficiency anaerobic tank structure according to claim 1, characterized in that: The connecting rod (9), the top plate (10), the spring (12) and the telescopic rod (11) are all located inside the fixing groove (8). The fixing groove (8) passes through the side wall of the tank body (1) and fits with one of the stirring racks (7).

7. The high-efficiency anaerobic tank structure according to claim 1, characterized in that: A rotating rod (13) is arranged inside the top plate (10), and a buckle (14) is rotatably connected to the rotating rod (13).

8. A high-efficiency anaerobic tank structure according to claim 7, characterized in that: A clamping plate (15) is fixedly connected to the side surface of the fixing groove (8), and a clamping groove (16) is provided on the clamping plate (15). The clamping groove (16) is located on the lower surface of the clamping plate (15), and the clamping groove (16) is interference-fitted with the buckle (14).

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