A stirring device for a biogas tank

Abstract

The present invention discloses a biogas tank stirring device, which heats the biogas tank through a heating plate, cleans impurities on the heating plate to prevent the impurities from sticking, and can change the flow direction of liquid in the biogas tank by stirring the biogas tank, so that anaerobic bacteria can be fully diffused to every corner of the biogas tank. The device is characterized in that a rotating sleeve is sleeved on one end of a fixed pipe, a rotating ring is sleeved on the other end of the fixed pipe, one end of three support rods are fixedly arranged on the rotating sleeve and the rotating ring at equal angles, the three support rods on the rotating sleeve correspond to the three support rods on the rotating ring respectively, a limiting sleeve is fixedly arranged on the other end of the support rod, the limiting sleeve is annular, a bearing is built in the limiting sleeve, the limiting sleeve is close to the rotating sleeve and is connected to one end of a rotating plate through a rotating shaft, and the limiting sleeve close to the rotating ring is connected to the other end of the rotating plate through a rotating shaft.

Description

Technical Field

[0001] The present invention discloses a biogas tank stirring device, which relates to a device for heating and stirring a biogas tank, and belongs to the field of biogas treatment technology. In particular, the present invention relates to a device that heats the biogas tank through a heating plate, cleans impurities on the heating plate to prevent impurities from sticking, and stirs the biogas tank to change the flow direction of liquid in the biogas tank, so that anaerobic bacteria can be fully diffused to every corner of the biogas tank. Background Art

[0002] Biogas is a combustible gas produced by microbial fermentation of organic matter in an anaerobic environment under certain temperature, humidity and pH conditions. Reasonable use of biogas can save energy, increase crop yields and promote the development of aquaculture. Existing biogas requires a suitable temperature during fermentation, so biogas cannot be produced when the temperature is low. Therefore, in the cold winter, a heating device is used to promote the activity of anaerobic bacteria and ensure the supply of biogas. The existing heating device cannot be cleaned during heating, because there are many impurities in the biogas pool. When heating, the impurities are easy to stick to the heating device. Long-term accumulation is easy to affect the heating effect of the device and affect the biogas production.

[0003] Announcement No. CN205329055U discloses a biogas tank with a heating device, comprising: a tank body and at least one stirring device, a hot water pipe is installed on the tank wall of the tank body, a first mounting plate is provided on the front wall of the tank body, a second mounting plate is provided on the rear wall of the tank body, a first frame is fixed in front of the first mounting plate, a first bearing is provided in the first frame, a second frame is provided behind the second mounting plate, a second bearing is provided in the second frame, a front end of the stirring shaft passes through the first mounting plate and is supported on the first bearing, the front end of the stirring shaft is connected to a rotary joint, the rear end of the stirring shaft passes through the second mounting plate and is supported on the second bearing, the rear end of the stirring shaft is connected to the output shaft of a reducer through a coupling, and the reducer is connected to a torque limiter and a motor in sequence respectively. The device cannot clean the heating device when in use, and impurities are easily adhered to the heating device during the heating process, affecting the heating effect of the device, insufficient heating of the inside of the biogas tank, and a reduction in biogas production. Summary of the invention

[0004] In order to improve the above situation, the present invention provides a biogas tank stirring device which heats through a heating plate and can clean impurities on the heating plate to prevent impurities from sticking. At the same time, it can change the flow direction of liquid in the biogas tank by stirring the biogas tank, so that anaerobic bacteria can be fully diffused to every corner of the biogas tank.

[0005] A biogas tank stirring device according to the present invention is realized as follows: a biogas tank stirring device according to the present invention is composed of a rotating sleeve, a support rod, a No. 1 slot, a fixed pipe, a cleaning rod, a connecting rod, a No. 2 slot, a rotating plate, a limiting sleeve, a No. 3 slot, a main heating plate, a rotating shaft, an auxiliary heating plate and a rotating ring, wherein a rotating sleeve is sleeved on one end of the fixed pipe, and a rotating ring is sleeved on the other end of the fixed pipe, one end of three support rods are circumferentially fixedly arranged on the rotating sleeve and the rotating ring at equal angles, the three support rods on the rotating sleeve and the three support rods on the rotating ring correspond to each other one by one, a limiting sleeve is fixed on the other end of the support rod, the limiting sleeve is annular, and a bearing is built in the limiting sleeve, the limiting sleeve close to the rotating sleeve is connected to one end of the rotating plate through the rotating shaft, and the limiting sleeve close to the rotating ring is connected to the other end of the rotating plate through the rotating shaft, and three rotating plates are respectively arranged between the three support rods on the rotating sleeve and the three support rods on the rotating ring, The three rotating plates are respectively and equidistantly provided with a No. 1 groove, a No. 2 groove and a No. 3 groove, wherein the No. 1 groove is a vertical short groove, the No. 2 groove is an oblique groove, and the No. 3 groove is a horizontal long strip groove. Connecting rods are fixedly arranged between the three support rods on the rotating sleeve and the middle parts of the three support rods on the rotating ring. Multiple rows of cleaning rods are equidistantly arranged on the connecting rods, and each row of cleaning rods consists of three groups of cleaning rods. One end of the three groups of cleaning rods is fixedly arranged on the connecting rod at equal angles, and the other ends of the three groups of cleaning rods extend toward the fixed tube direction. There is a gap between the other ends of the three groups of cleaning rods and the fixed tube, and each group of cleaning rods consists of two cleaning rods, and there is a gap between the two cleaning rods. Multiple main heating disks and auxiliary heating disks are equidistantly arranged on the fixed sleeve, and the main heating disks and auxiliary heating disks are arranged at intervals. The main heating disks and auxiliary heating disks are respectively placed in the gaps between two cleaning rods of different groups, and both sides of the main heating disks and auxiliary heating disks are in contact with the cleaning rods.

[0006] Beneficial effects.

[0007] 1. The heating plate can be cleaned to prevent impurities from sticking to the heating plate and affecting the heating effect of the heating plate.

[0008] 2. The grooves in different directions on the rotating plate can change the flow direction of the liquid in the biogas tank during stirring, so that the anaerobic bacteria can be fully diffused to every corner of the biogas tank.

[0009] 3. Simple structure, convenient and practical.

[0010] 4. Low cost and easy to promote. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 A schematic structural diagram of a biogas tank stirring device according to the present invention;

[0012] Figure 2 A three-dimensional structural diagram of a biogas tank stirring device of the present invention;

[0013] Figure 3 A three-dimensional structural diagram of a rotating plate of a biogas tank stirring device according to the present invention.

[0014] In the attached figure

[0015] The components include: a rotating sleeve (1), a supporting rod (2), a No. 1 groove (3), a fixing tube (4), a cleaning rod (5), a connecting rod (6), a No. 2 groove (7), a rotating plate (8), a limiting sleeve (9), a No. 3 groove (10), a main heating plate (11), a rotating shaft (12), an auxiliary heating plate (13), and a rotating ring (14). DETAILED DESCRIPTION

[0016] The present invention provides a biogas tank stirring device, which is realized in this way. The device comprises a rotating sleeve (1), a support rod (2), a first groove (3), a fixed pipe (4), a cleaning rod (5), a connecting rod (6), a second groove (7), a rotating plate (8), a limiting sleeve (9), a third groove (10), a main heating plate (11), a rotating shaft (12), an auxiliary heating plate (13) and a rotating ring (14). The rotating sleeve (1) is sleeved on one end of the fixed pipe (4), and the rotating ring (14) is sleeved on the other end of the fixed pipe (4). One ends of three support rods (2) are fixedly arranged at equal angles in the circumferential direction on the rotating sleeve (1) and the rotating ring (14). The rotating sleeve (1) The three support rods (2) on the rotating sleeve (1) and the three support rods (2) on the rotating ring (14) correspond to each other one by one. A limiting sleeve (9) is fixed on the other end of the support rod (2). The limiting sleeve (9) is annular and has a bearing built therein. The limiting sleeve (9) close to the rotating sleeve (1) is connected to one end of the rotating plate (8) through a rotating shaft (12). The limiting sleeve (9) close to the rotating ring (14) is connected to the other end of the rotating plate (8) through a rotating shaft (12). Three rotating sleeves (2) are respectively arranged between the three support rods (2) on the rotating sleeve (1) and the three support rods (2) on the rotating ring (14). The rotating plates (8) are provided with a first groove (3), a second groove (7) and a third groove (10) respectively and equidistantly, the first groove (3) is a vertical short groove, the second groove (7) is an oblique groove, and the third groove (10) is a horizontal long strip groove. A connecting rod (6) is fixedly arranged between the middle parts of the three supporting rods (2) on the rotating sleeve (1) and the three supporting rods (2) on the rotating ring (14). A plurality of rows of cleaning rods (5) are equidistantly arranged on the connecting rod (6), each row of cleaning rods (5) is composed of three groups of cleaning rods (5), and one end of the three groups of cleaning rods (5) is circumferentially fixedly arranged on the connecting rod (6) at equal angles. The other ends of the three groups of cleaning rods (5) all extend toward the fixed tube (4), and there is a gap between the other ends of the three groups of cleaning rods (5) and the fixed tube (4). Each group of cleaning rods (5) is composed of two cleaning rods (5), and there is a gap between the two cleaning rods (5). A plurality of main heating plates (11) and auxiliary heating plates (13) are equidistantly arranged on the fixed sleeve, and the main heating plates (11) and auxiliary heating plates (13) are arranged at intervals. The main heating plates (11) and auxiliary heating plates (13) are respectively placed in the gaps between two cleaning rods (5) of different groups, and both sides of the main heating plates (11) and auxiliary heating plates (13) are in contact with the cleaning rods (5);

[0017] When in use, the device is fixed in a biogas tank by means of a fixed pipe (4), the fixed pipe (4) remains stationary, and the biogas tank can be heated by means of the main heating plate (11) and the auxiliary heating plate (13). By rotating the rotating sleeve (1), the support rod (2) on the rotating sleeve (1) can be rotated, thereby driving the rotating plate (8) to rotate. Since the fixed pipe (4) remains stationary, the main heating plate (11) and the auxiliary heating plate (13) fixed on the fixed pipe (4) are both kept stationary. When the support rod (2) rotates, the cleaning rod (5) is also in a rotating state. When the cleaning rod (5) rotates, impurities on the main and auxiliary heating plates (13) can be scraped off, thereby achieving the effect of cleaning the main and auxiliary heating plates (13). The three rotating plates (8) are respectively provided with three grooves in different directions, which can guide the liquid in the biogas, fully stir the biogas tank, and accelerate the chemical reaction of the biogas tank.

[0018] The limiting sleeve (9) is designed with a bearing built in, which can facilitate the free rotation of the rotating plate (8), thereby better stirring the liquid in the biogas tank;

[0019] The three rotating plates (8) are designed to have correspondingly equidistant slots No. 1 (3), No. 2 slots (7) and No. 3 slots (10), which can reduce the resistance of the rotating plates (8) when rotating, and enhance the stirring effect on the biogas tank, so that the anaerobic bacteria in the biogas tank can be fully diffused to every corner of the biogas tank;

[0020] The first groove (3) is a vertical short groove, the second groove (7) is an oblique groove, and the third groove (10) is a horizontal long groove. The grooves at different angles can guide the liquid in the biogas tank, so that the liquid in the biogas tank is fully mixed, thereby accelerating the chemical reaction in the biogas tank;

[0021] The connection rod (6) is designed with multiple rows of cleaning rods (5) arranged at equal intervals, so that impurities on the main heating plate (11) and the auxiliary heating plate (13) can be cleaned by the cleaning rods (5) to avoid affecting the heating effect of the device and affecting the biogas production;

[0022] The design of a gap between the other ends of the three groups of cleaning rods (5) and the fixed tube (4) can prevent the cleaning rods (5) from getting stuck on the fixed tube (4) when rotating, thus facilitating the rotation of the cleaning rods (5) and effectively ensuring the cleaning effect of the cleaning rods (5);

[0023] The design of equidistantly placing a plurality of main heating plates (11) and auxiliary heating plates (13) on the fixed sleeve can heat the liquid in the biogas tank, thereby accelerating the reaction of the liquid in the biogas tank and ensuring the biogas production in the biogas tank;

[0024] The design that the main heating plate (11) and the auxiliary heating plate (13) are respectively placed in the gap between two cleaning rods (5) of different groups can limit and fix the main heating plate (11) and the auxiliary heating plate (13), thereby preventing the main heating plate (11) and the auxiliary heating plate (13) from deviating when rotating, so that the main and auxiliary heating plates (13) always rotate at the same position;

[0025] The design that both sides of the main heating plate (11) and the auxiliary heating plate (13) fit closely with the cleaning rod (5) can enhance the cleaning effect of impurities on the main heating plate (11) and the auxiliary heating plate (13), ensure the heating effect of the main and auxiliary heating plates (13), and fully heat the interior of the biogas tank;

[0026] The purpose of heating by the heating plate and cleaning the impurities on the heating plate to prevent the impurities from sticking can be achieved. At the same time, the methane tank can be stirred to change the flow direction of the liquid in the methane tank, so that the anaerobic bacteria can be fully diffused to every corner of the methane tank.

Claims

1. A biogas tank stirring device, characterized in that: A rotating sleeve is sleeved on one end of the fixed tube, and a rotating ring is sleeved on the other end of the fixed tube. One end of three support rods are fixedly arranged on the rotating sleeve and the rotating ring at equal angles. The three support rods on the rotating sleeve correspond to the three support rods on the rotating ring respectively. A limiting sleeve is fixedly arranged on the other end of the support rod. A bearing is built in the limiting sleeve. The limiting sleeve close to the rotating sleeve is connected to one end of the rotating plate through a rotating shaft. The limiting sleeve close to the rotating ring is connected to the other end of the rotating plate through a rotating shaft. Three rotating plates are respectively arranged between the three support rods on the rotating sleeve and the three support rods on the rotating ring. Connecting rods are fixedly arranged between the middle parts of the three support rods on the rotating sleeve and the three support rods on the rotating ring. Multiple rows of cleaning rods are equidistantly arranged on the connecting rods, and each row of cleaning rods consists of three groups of cleaning rods. One end of the three groups of cleaning rods is fixedly arranged on the connecting rod at equal angles. The other ends of the three groups of cleaning rods extend toward the fixed tube. Multiple main heating disks and auxiliary heating disks are equidistantly arranged on the fixed sleeve, and the main heating disks and the auxiliary heating disks are arranged at intervals.

2. A biogas tank stirring device according to claim 1, characterized in that The three rotating plates are respectively and equidistantly provided with a first slot, a second slot and a third slot.

3. A biogas tank stirring device according to claim 2, characterized in that Groove No. 1 is a short vertical groove, groove No. 2 is an oblique groove, and groove No. 3 is a long horizontal groove.

4. A biogas tank stirring device according to claim 1, characterized in that There is a gap between the other ends of the three groups of cleaning rods and the fixed pipe.

5. A biogas tank stirring device according to claim 1, characterized in that Both sides of the main heating plate and the auxiliary heating plate are in contact with the cleaning rod.

6. A biogas tank stirring device according to claim 5, characterized in that The main heating plate and the auxiliary heating plate are respectively placed in the gaps between two cleaning rods in different groups, which can limit and fix the main heating plate and the auxiliary heating plate to avoid deviation of the main heating plate and the auxiliary heating plate when rotating, so that the main and auxiliary heating plates always rotate at the same position.

7. A biogas tank stirring device according to claim 1, characterized in that The limiting sleeve is in a circular ring shape.

8. A biogas tank stirring device according to claim 1, characterized in that Each group of the cleaning rods consists of two cleaning rods, and there is a gap between the two cleaning rods.

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