Biogas desulfurization and decarbonization device

Abstract

The utility model discloses a biogas desulfurization and decarburization device which comprises a purification tank, a desulfurization liquid box body is arranged at the top of the side wall of the purification tank, a decarburization liquid box body is fixedly connected to the top of the other side wall of the purification tank, and a stirring mechanism is arranged on the rear surface of the decarburization liquid box body. A liquid adding pipe is arranged on one side of the top of each of the desulfurization liquid box body and the decarbonization liquid box body. Through the stirring mechanism, when the device is not used for a long time and needs to be used, liquid medicine in the desulfurization liquid box body and the decarburization liquid box body can be stirred, deposition of the liquid medicine is avoided, the practicability of the device is improved, and through the liquid adding pipe, the proximity switch, the guide rod, the floating block and other structures, the device is convenient to use. And when the liquid medicine in the desulfurization liquid box body and the decarburization liquid box body drops, an operator can be prompted through a warning lamp, so that the operator can conveniently add the liquid medicine in time, and the using effect of the equipment is further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of biogas purification, in particular to a biogas desulfurization and decarbonization device. Background Art

[0002] Biogas is a mixture consisting mainly of methane and small amounts of hydrogen sulfide, carbon dioxide and trace amounts of phosphine, which is naturally produced in certain geographical swamps, marshes and swamps. Biogas purification is the purification of treated biogas to remove impurities and pollutants such as sulfides, etc. This goal can be achieved through equipment condensation, drying and filtering.

[0003] For example, the biogas desulfurization and decarbonization device of patent publication number CN219259939U has the following technical solutions: including a treatment tank, the interior of the treatment tank is divided into a desulfurization bin and a decarbonization bin by a partition plate, the inner walls of the desulfurization bin and the decarbonization bin are both provided with water diversion inclined blocks, the inner wall of the desulfurization bin is provided with a desulfurization component, and the inner wall of the decarbonization bin is provided with a decarbonization component for desulfurization and decarbonization of biogas. The utility model realizes that one reaction tank can simultaneously desulfurize and decarbonize biogas, and the space requirement becomes lower, and only one reaction tank needs to be placed, which increases the applicable scenarios of the device.

[0004] However, after the above-mentioned biogas desulfurization and decarbonization device has not been used for a long time, the liquid in the desulfurization liquid tank and the decarbonization liquid tank are prone to sedimentation, so that when the equipment is used again after a long period of non-use, the desulfurization and decarbonization effect of the liquid on biogas is reduced, thereby reducing the practicality of the equipment. Utility Model Content

[0005] The utility model aims to solve the shortcomings in the prior art and proposes a biogas desulfurization and decarbonization device.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a biogas desulfurization and decarbonization device, comprising a purification tank, a desulfurization liquid box body is arranged on the top of the side wall of the purification tank, a decarbonization liquid box body is fixedly connected to the top of the other side wall of the purification tank, a stirring mechanism is arranged on the rear surface of the decarbonization liquid box body, and a liquid adding pipe is arranged on one side of the desulfurization liquid box body and the top of the decarbonization liquid box body.

[0007] As a further description of the above technical solution:

[0008] The stirring mechanism includes a driving motor arranged at the bottom of the rear surface of the decarbonized liquid box body, the inner walls of the desulfurized liquid box body and the decarbonized liquid box body are both provided with connecting shafts, and stirring rods are arranged in an array on the outer contour of the connecting shaft. The output end of the driving motor is connected to the connecting shaft on the inner wall of the decarbonized liquid box body, and the ends of the two connecting shafts are provided with connecting rods, and two pulleys are respectively arranged on the outer contours of the two connecting rods, and the outer contours of the two pulleys are provided with driving belts and are connected through driving belt transmission.

[0009] As a further description of the above technical solution:

[0010] A fixing plate is fixedly connected to the bottom of the rear surface of the decarbonizing liquid box body, and the top of the fixing plate is connected to the bottom of the driving motor.

[0011] As a further description of the above technical solution:

[0012] The inner walls of the desulfurization liquid box body and the decarbonization liquid box body close to the front surface are both provided with proximity switches, the top of the proximity switch is fixedly connected with a guide rod, and a floating block is provided on the outer contour of the guide rod.

[0013] As a further description of the above technical solution:

[0014] The decarbonization liquid box body and the driving motor are both provided with warning lights, and the warning lights are electrically connected to the proximity switch.

[0015] As a further description of the above technical solution:

[0016] The front surfaces of the desulfurization liquid box body and the decarbonization liquid box body are both provided with sealing plates through bolts, the rear surfaces of the sealing plates are provided with sealing rings, and the front surfaces of the desulfurization liquid box body and the decarbonization liquid box body are provided with slots for the sealing rings to engage.

[0017] As a further description of the above technical solution:

[0018] A fixing block is arranged on the top of the guide rod, and a fastening bolt is arranged at the corner of the bottom of the fixing block.

[0019] The utility model has the following beneficial effects:

[0020] 1. Compared with the prior art, the biogas desulfurization and decarbonization device can stir the liquid in the desulfurization liquid box and the decarbonization liquid box when the equipment is needed after being unused for a long time, through the stirring mechanism, to avoid the deposition of the liquid, thereby increasing the practicability of the equipment.

[0021] 2. Compared with the prior art, the biogas desulfurization and decarbonization device, through the provision of structures such as a liquid adding pipe, a proximity switch, a guide rod and a floating block, can remind the operator through a warning light when the liquid in the desulfurization liquid box and the decarbonization liquid box drops, so that the operator can add the liquid in time, further improving the use effect of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a schematic diagram of the overall main structure of a biogas desulfurization and decarbonization device proposed by the utility model;

[0023] Figure 2 It is a schematic diagram of the rear view structure of the desulfurization liquid box body and the interior of the decarbonization liquid box body of a biogas desulfurization and decarbonization device proposed by the utility model;

[0024] Figure 3 A biogas desulfurization and decarbonization device proposed by the utility model Figure 2 A schematic diagram of the enlarged structure at point A;

[0025] Figure 4 This is a schematic diagram of the front view structure of a desulfurization liquid box body and the interior of a decarbonization liquid box body of a biogas desulfurization and decarbonization device proposed by the utility model.

[0026] Legend:

[0027] 1. Purification tank; 2. Desulfurization liquid box body; 3. Decarbonization liquid box body; 4. Driving motor; 5. Connecting shaft; 6. Stirring rod; 7. Pulley; 8. Driving belt; 9. Fixed plate; 10. Sealing plate; 11. Warning light; 12. Liquid adding pipe; 13. Proximity switch; 14. Guide rod; 15. Floating block; 16. Connecting rod. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] Reference Figure 1-4The utility model provides a biogas desulfurization and decarbonization device, including a purification tank 1, a desulfurization liquid box body 2 is arranged on the top of the side wall of the purification tank 1, a decarbonization liquid box body 3 is fixedly connected to the top of the other side wall of the purification tank 1, a stirring mechanism is arranged on the rear surface of the decarbonization liquid box body 3, and a liquid adding pipe 12 is arranged on one side of the top of the desulfurization liquid box body 2 and the decarbonization liquid box body 3. When the equipment is not used for a long time, the operator first stirs and mixes the liquid in the desulfurization liquid box body 2 and the decarbonization liquid box body 3 through the stirring mechanism. , so that the deposited liquid medicine is fully mixed again, and then the biogas is sent into the purification tank 1 through the air inlet pipe at the bottom of one side of the purification tank 1, and then the liquid medicine in the desulfurization liquid box body 2 and the decarbonization liquid box body 3 is sent to the purification tank 1 through the liquid outlet pipe through the booster pump at the bottom of the desulfurization liquid box body 2 and the top of the decarbonization liquid box body 3, and then the purified biogas is discharged through the exhaust pipe at the top of the purification tank 1, and the wastewater generated by the purification is discharged through the water outlet pipe at the bottom of the other side of the purification tank 1. At this time, the purification of the biogas is completed.

[0030] The stirring mechanism includes a driving motor 4 arranged at the bottom of the rear surface of the decarbonized liquid box body 3, the inner walls of the desulfurized liquid box body 2 and the decarbonized liquid box body 3 are both provided with connecting shafts 5, and stirring rods 6 are arranged in an array on the outer contour of the connecting shaft 5. The output end of the driving motor 4 is connected to the connecting shaft 5 of the inner wall of the decarbonized liquid box body 3, and the ends of the two connecting shafts 5 are both provided with connecting rods 16. Two pulleys 7 are respectively arranged on the outer contours of the two connecting rods 16. The outer contours of the two pulleys 7 are provided with driving belts 8 and are connected through the driving belts 8. The bottom of the rear surface of the decarbonized liquid box body 3 is fixedly connected to a fixing plate 9, and the top of the fixing plate 9 is connected to the bottom of the driving motor 4. When the device When not in use for a long time, the operator first starts the drive motor 4 on the top of the fixed plate 9, and then drives the connecting rod 16 through the drive motor 4, so that the connecting rod 16 drives the connecting shaft 5 and the stirring rod 6 in the decarbonization liquid box body 3 to rotate, thereby completing the mixing treatment of the liquid in the decarbonization liquid box body 3. While the drive motor 4 drives the connecting rod 16 to rotate, it also drives the pulley 7 on the connecting rod 16 to rotate, thereby driving the pulley 7 on the desulfurization liquid box body 2 to rotate through the pulley 7, so as to utilize the pulley 7 on the desulfurization liquid box body 2 to drive the connecting shaft 5 and the stirring rod 6 on the desulfurization liquid box body 2 to rotate, thereby completing the mixing treatment of the liquid in the desulfurization liquid box body 2.

[0031] The inner wall of the desulfurization liquid box body 2 and the decarbonization liquid box body 3 near the front surface is provided with a proximity switch 13, the top of the proximity switch 13 is fixedly connected with a guide rod 14, and a floating block 15 is provided on the outer contour of the guide rod 14. The decarbonization liquid box body 3 and the drive motor 4 are both provided with a warning light 11, and the warning light 11 is electrically connected to the proximity switch 13. The front surfaces of the desulfurization liquid box body 2 and the decarbonization liquid box body 3 are both provided with a sealing plate 10 through bolts, and the rear surface of the sealing plate 10 is provided with a sealing ring. A slot for the sealing ring to be engaged is provided on the front surface of the body 3, a fixing block is provided on the top of the guide rod 14, and a fastening bolt is provided at the corner of the bottom of the fixing block. When the equipment is working, the liquid in the desulfurization liquid box body 2 and the decarbonization liquid box body 3 descends, so that the floating block 15 floating on the surface of the liquid descends and contacts the proximity switch 13 at the bottom of the guide rod 14, and then the warning light 11 is activated through the proximity switch 13, thereby reminding the operator to add liquid to the desulfurization liquid box body 2 and the decarbonization liquid box body 3 respectively through the liquid adding pipe 12.

[0032] Working principle: When the equipment is not used for a long time, the operator starts the driving motor 4 on the top of the fixing plate 9, and then drives the connecting rod 16 through the driving motor 4, so that the connecting rod 16 drives the connecting shaft 5 and the stirring rod 6 in the decarbonization liquid box body 3 to rotate, thereby completing the mixing treatment of the liquid in the decarbonization liquid box body 3. When the driving motor 4 drives the connecting rod 16 to rotate, it also drives the pulley 7 on the connecting rod 16 to rotate, thereby driving the pulley 7 on the desulfurization liquid box body 2 to rotate, thereby using the pulley 7 on the desulfurization liquid box body 2 to drive the desulfurization liquid. The connecting shaft 5 and the stirring rod 6 on the box body 2 rotate, thereby completing the mixing treatment of the liquid medicine in the desulfurization liquid box body 2. At this time, the biogas can be sent into the purification tank 1 through the air inlet pipe at the bottom of one side of the purification tank 1, and then through the booster pumps at the bottom of the desulfurization liquid box body 2 and the top of the decarbonization liquid box body 3, the liquid medicine in the desulfurization liquid box body 2 and the decarbonization liquid box body 3 is sent to the purification tank 1 through the liquid outlet pipe, and then the exhaust pipe at the top of the purification tank 1 is used to discharge the purified biogas, and the wastewater generated by the purification is discharged through the water outlet pipe at the bottom of the other side of the purification tank 1. At this time, the purification of the biogas is completed.

[0033] When the equipment is in use, the liquid in the desulfurization liquid box body 2 and the decarbonization liquid box body 3 descends, causing the floating block 15 floating on the surface of the liquid to descend and contact the proximity switch 13 at the bottom of the guide rod 14, and then the warning light 11 is activated through the proximity switch 13, thereby reminding the operator to add liquid to the desulfurization liquid box body 2 and the decarbonization liquid box body 3 respectively through the liquid adding pipe 12.

[0034] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A biogas desulfurization and decarbonization device, comprising a purification tank (1), characterized in that: A desulfurization liquid box body (2) is arranged on the top of the side wall of the purification tank (1), a decarbonization liquid box body (3) is fixedly connected to the top of the other side wall of the purification tank (1), a stirring mechanism is arranged on the rear surface of the decarbonization liquid box body (3), and a liquid adding pipe (12) is arranged on one side of the top of the desulfurization liquid box body (2) and the decarbonization liquid box body (3); The stirring mechanism comprises a driving motor (4) arranged at the bottom of the rear surface of the decarbonized liquid box body (3); the inner walls of the desulfurized liquid box body (2) and the decarbonized liquid box body (3) are both provided with connecting shafts (5); stirring rods (6) are arranged in an array on the outer contour of the connecting shaft (5); the output end of the driving motor (4) is connected to the connecting shaft (5) on the inner wall of the decarbonized liquid box body (3); the ends of the two connecting shafts (5) are both provided with connecting rods (16); the outer contours of the two connecting rods (16) are respectively provided with two pulleys (7); the outer contours of the two pulleys (7) are provided with driving belts (8) and are connected through the driving belts (8).

2. A biogas desulfurization and decarbonization device according to claim 1, characterized in that: A fixing plate (9) is fixedly connected to the bottom of the rear surface of the decarbonizing liquid box body (3), and the top of the fixing plate (9) is connected to the bottom of the driving motor (4).

3. A biogas desulfurization and decarbonization device according to claim 2, characterized in that: The inner walls of the desulfurization liquid box body (2) and the decarbonization liquid box body (3) close to the front surface are both provided with proximity switches (13), the top of the proximity switch (13) is fixedly connected to a guide rod (14), and a floating block (15) is provided on the outer contour of the guide rod (14).

4. A biogas desulfurization and decarbonization device according to claim 3, characterized in that: The decarbonization liquid box body (3) and the driving motor (4) are both provided with a warning light (11), and the warning light (11) is electrically connected to a proximity switch (13).

5. A biogas desulfurization and decarbonization device according to claim 4, characterized in that: The front surfaces of the desulfurization liquid box body (2) and the decarbonization liquid box body (3) are both provided with a sealing plate (10) via bolts, the rear surface of the sealing plate (10) is provided with a sealing ring, and the front surfaces of the desulfurization liquid box body (2) and the decarbonization liquid box body (3) are provided with a slot for the sealing ring to be engaged.

6. A biogas desulfurization and decarbonization device according to claim 5, characterized in that: A fixing block is arranged at the top of the guide rod (14), and a fastening bolt is arranged at the corner of the bottom of the fixing block.

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