Belt type biogas slurry filter pressing device

Abstract

The utility model discloses a belt type biogas slurry filter pressing device which comprises a strip-shaped plate, a buffer supporting mechanism, a filter pressing mechanism, a pump body, a strip-shaped box, a filter belt, a guide roller frame, a motor and a guide roller III, the filter belt cleaning device is reasonable in structural design, moving of the crawler belt and contact between the inner side hole openings of the penetrating holes and the corresponding surface of the filter belt are utilized, filtered objects left on the filter belt can be scraped off and fall off, and the problem that the filter belt is not cleaned thoroughly is solved; the function of a belt type filter pressing structure is realized, and filtrate is discharged through the liquid discharging branch pipes and the liquid discharging main pipe; the circular piston moves downwards to form suction airflow in the filter pressing cylinder, suction separation is carried out on most filtered matters on a filter belt, the filtered matters falling onto the circular piston are washed off through the circular piston arranged at the bottom in the filter pressing cylinder and biogas slurry entering the filter pressing cylinder next time, and the washed-off filtered matters are subjected to circulating filter pressing subsequently.

Description

Technical Field

[0001] The utility model relates to a filter press device, in particular to a belt-type biogas liquid filter device, belonging to the technical field of biogas liquid filtering. Background Art

[0002] Biogas slurry is a bright brown liquid formed by the fermentation of organic matter, containing various chlorogenic acids, vitamins, proteins, growth hormones, sugars, nucleic acids and antibiotics, etc. Biogas slurry is mainly used for seed soaking, foliar fertilizer spraying, mixing with nutrient soil and flower and fruit preserving agents, soilless culture mother solution, and growing flowers, etc.

[0003] The biogas residue and liquid need to be filtered to separate the liquid from the biogas residue, but in most biogas residue and liquid filtration equipment, the filtrate adheres to the filtration structure and is difficult to clean, which affects the subsequent normal filtration. Therefore, a belt-type biogas liquid filtration device is proposed to solve the above problem. Utility Model Content

[0004] The purpose of the utility model is to provide a belt-type biogas filtration device in order to solve the above problems.

[0005] The utility model achieves the above-mentioned purpose through the following technical scheme: a belt-type biogas filtration device, comprising a strip plate, a buffer support mechanism, a filter press mechanism, a pump body, a strip box, a filter belt, a guide roller frame, a motor and a guide roller 3, both ends of the strip plate are equipped with a guide roller frame, and the guide roller 3 is installed on the guide roller frame, a plurality of buffer support mechanisms are equidistantly installed on the strip plate, and a filter press mechanism is arranged between each two adjacent buffer support mechanisms, and the guide rollers 3 located on the two guide roller frames are connected through a filter belt transmission;

[0006] The filter press mechanism includes a filter cartridge, a perforation, a round piston, an oil cylinder, an arc-shaped window, a second guide roller, a filter plate, a rubber strip and a cylinder. The middle portion of the filter cartridge is fixedly connected to the corresponding portion of the strip plate, and perforations are provided on both sides of the top of the filter cartridge. A filter belt portion passes between the two perforations, and the rubber strip located in the perforations is connected to the output end of the cylinder. The bottom of the round piston located in the filter cartridge is fixedly connected to the push rod end of the oil cylinder, and a filter plate is installed on the top of the filter cartridge. The top of the filter cartridge is connected to the corresponding portion of the drainage main pipe through a drainage branch pipe, and the second guide rollers located on both sides of the top of the filter cartridge are in rolling contact with the corresponding portions of the filter belt respectively.

[0007] Preferably, the buffer support mechanism includes an I-shaped frame, a spring telescopic rod and a guide roller. Guide rollers are installed at both ends of the I-shaped frame, and guide rollers are in rolling contact with corresponding parts of the filter belt. Spring telescopic rods are symmetrically installed at the bottom of the I-shaped frame, and the bottom ends of the spring telescopic rods are fixedly connected to the corresponding parts of the strip plates.

[0008] Preferably, the bottom end surface of the filter press cartridge is fixedly connected to the cylinder body portion of the oil cylinder, and an arc-shaped window is provided at the bottom of the annular surface of the filter press cartridge.

[0009] Preferably, a liquid inlet branch pipe is connected and installed at the top end of the annular surface of the filter press, and one end of the liquid inlet branch pipe is connected and installed on the liquid inlet main pipe, and one end of the liquid inlet main pipe is connected to the output port of the pump body.

[0010] Preferably, the cylinder body portion of the cylinder is fixedly connected to the corresponding portion of the filter press cartridge.

[0011] Preferably, a motor is installed on one side of the guide roller frame, and the motor is connected to the shaft end of the three ends of one of the guide rollers.

[0012] Preferably, both ends of the top of the strip plate are fixedly connected to both ends of the strip box through connecting rods, and the corresponding part of the filter belt passes through the strip box.

[0013] Compared with the prior art, the advantages of the utility model are:

[0014] 1. The rubber strip is pushed by the cylinder to fix the filter belt part in the perforation and block the perforation to prevent the biogas slurry from overflowing from the perforation. When the preset volume of biogas slurry is injected into the filter press, the operating cylinder is in the extended state to push the connected round piston upward, so that the biogas slurry rises and passes through the filter belt part and the filter plate in turn, realizing the function of the belt filter press structure, and the filtrate is discharged through the drainage branch pipe and the drainage main pipe;

[0015] 2. The round piston moves downward to form a suction airflow in the filter press, so as to separate most of the filtered materials on the filter belt by suction. The filtered materials falling on the round piston are washed away by the next biogas slurry entering the round piston at the bottom of the filter press, and the washed filtered materials are subsequently recycled and filtered again;

[0016] 3. Using the crawler movement and the perforated inner holes to contact the corresponding surface of the filter belt is helpful to scrape off the filter material remaining on the filter belt and solve the problem of incomplete cleaning of the filter belt. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2This is a schematic diagram of the structure of the filter press mechanism of the utility model;

[0020] Figure 3 for Figure 2 A magnified view of the structure at center A;

[0021] Figure 4 It is a schematic diagram of the connection structure of the buffer support mechanism of the utility model.

[0022] In the figure: 1. strip plate; 2. buffer support mechanism; 21. I-shaped frame; 22. spring telescopic rod; 23. guide roller one; 3. filter pressing mechanism; 31. filter press; 32. perforation; 33. round piston; 34. oil cylinder; 35. arc window; 36. guide roller two; 37. filter plate; 38. rubber strip; 39. cylinder; 4. drainage branch pipe; 5. inlet branch pipe; 6. inlet main pipe; 7. drainage main pipe; 8. pump body; 9. strip box; 10. filter belt; 11. guide roller frame; 12. motor; 13. guide roller three. DETAILED DESCRIPTION

[0023] In order to make the purpose, features and advantages of the utility model more obvious and easy to understand, the technical scheme in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the embodiment described below is only a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of 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.

[0024] The technical solution of the utility model is further explained below with reference to the accompanying drawings and through specific implementation methods.

[0025] In the description of the present invention, it is necessary to understand that the terms "upper", "lower", "top", "bottom", "inside", "outside", etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0026] See also Figure 1-4As shown, a belt-type biogas liquid filtration device comprises a strip plate 1, a buffer support mechanism 2, a filter pressing mechanism 3, a pump body 8, a strip box 9, a filter belt 10, a guide roller frame 11, a motor 12 and a guide roller three 13, wherein the guide roller frames 11 are installed at both ends of the strip plate 1, and the guide roller three 13 is installed on the guide roller frame 11, a plurality of buffer support mechanisms 2 are installed on the strip plate 1 at equal intervals, and a filter pressing mechanism 3 is arranged between each two adjacent buffer support mechanisms 2, the guide rollers three 13 located on the two guide roller frames 11 are connected by transmission through the filter belt 10, the top ends of the strip plate 1 are fixedly connected to the two ends of the strip box 9 by connecting rods, and the corresponding part of the filter belt 10 passes through the strip box 9, the guide roller frame 11 is installed with a motor 12 on one side, and the motor 12 is connected to the shaft end of one end of the guide roller three 13;

[0027] When the motor 12 is running, the motor 12 drives the guide roller three 13 to rotate, so that the connected filter belt 10 moves, thereby adjusting the position of the part of the filter belt 10 located in the filter press cylinder 31. At the same time, the movement of the crawler belt 10 and the inner openings of the perforations 32 contact the corresponding surface of the filter belt 10, which is conducive to scraping off the filter material remaining on the filter belt 10, thereby solving the problem of incomplete cleaning of the filter belt.

[0028] The filter press mechanism 3 includes a filter cartridge 31, a perforation 32, a round piston 33, an oil cylinder 34, an arc-shaped window 35, a guide roller 2 36, a filter plate 37, a rubber strip 38 and a cylinder 39. The middle of the filter cartridge 31 is fixedly connected to the corresponding part of the strip plate 1, and the top of the filter cartridge 31 is provided with perforations 32 on both sides, a portion of the filter belt 10 passes between the two perforations 32, and the rubber strip 38 located in the perforations 32 is connected to the output end of the cylinder 39, the bottom of the round piston 33 located in the filter cartridge 31 is fixedly connected to the push rod end of the oil cylinder 34, and a filter plate 37 is installed on the top of the filter cartridge 31, the top of the filter cartridge 31 is connected to the corresponding part of the drainage main pipe 7 through the drainage branch pipe 4, and the guide rollers 2 36 located on both sides of the top of the filter cartridge 31 are in rolling contact with the corresponding parts of the filter belt 10 respectively;

[0029] The rubber strip 38 is pushed by the cylinder 39 to fix the filter belt 10 part located in the perforation 32, and the perforation 32 is blocked to prevent the biogas slurry from overflowing from the perforation 32. When the preset volume of biogas slurry is injected into the filter press cylinder 31, the operating cylinder 34 is in an extended state to push the connected round piston 33 upward, so that the biogas slurry rises and passes through the filter belt 10 part and the filter plate 37 in turn. The belt filter press structure function is realized, and the filtrate is discharged through the drainage branch pipe 4 and the drainage main pipe 7;

[0030] When the oil cylinder 34 drives the round piston 33 to move downward and reset, the round piston 33 moves downward to form a suction airflow in the filter press cartridge 31, so that most of the filtered materials on the filter belt 10 are separated by suction, and the filtered materials that fall onto the round piston 33 are washed away by the next biogas slurry entering the round piston 33 at the bottom of the filter press cartridge 33, and the washed away filtered materials are subsequently recycled and filtered again.

[0031] The buffer support mechanism 2 includes an I-shaped frame 21, a spring telescopic rod 22 and a guide roller 23. The guide rollers 23 are installed at both ends of the I-shaped frame 21, and the guide rollers 23 are in rolling contact with the corresponding parts of the filter belt 10. The spring telescopic rods 22 are symmetrically installed at the bottom of the I-shaped frame 21, and the bottom ends of the spring telescopic rods 22 are fixedly connected to the corresponding parts of the strip plate 1.

[0032] The spring telescopic rod 22 and the guide rollers 23 at both ends of the I-shaped frame 21 play a role in maintaining the state of the filter belt 10.

[0033] Furthermore, the bottom end surface of the filter press cartridge 31 is fixedly connected to the cylinder body portion of the oil cylinder 34 , and an arc-shaped window 35 is provided at the bottom of the annular surface of the filter press cartridge 31 .

[0034] Furthermore, a liquid inlet branch pipe 5 is connected and installed at the top of the annular surface of the filter press cylinder 31 , and one end of the liquid inlet branch pipe 5 is connected and installed on the liquid inlet main pipe 6 , and one end of the liquid inlet main pipe 6 is connected to the output port of the pump body 8 .

[0035] Furthermore, the cylinder body portion of the air cylinder 39 is fixedly connected to the corresponding portion of the filter press cartridge 31 .

[0036] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-limiting from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0037] As described above, the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments can still be modified, or some of the technical features can be replaced by equivalents. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the utility model.

Claims

1. A belt-type biogas filtration device, characterized in that: The invention comprises a strip plate (1), a buffer support mechanism (2), a filter pressing mechanism (3), a pump body (8), a strip box (9), a filter belt (10), a guide roller frame (11), a motor (12) and a guide roller 3 (13); the guide roller frames (11) are installed at both ends of the strip plate (1), and the guide roller 3 (13) is installed on the guide roller frame (11); a plurality of buffer support mechanisms (2) are installed on the strip plate (1) at equal intervals, and a filter pressing mechanism (3) is arranged between each two adjacent buffer support mechanisms (2); and the guide rollers 3 (13) located on the two guide roller frames (11) are connected by transmission through the filter belt (10); The filter press mechanism (3) comprises a filter press cartridge (31), a perforation (32), a round piston (33), an oil cylinder (34), an arc-shaped window (35), a second guide roller (36), a filter plate (37), a rubber strip (38) and a cylinder (39). The middle of the filter press cartridge (31) is fixedly connected to the corresponding part of the strip plate (1), and both sides of the top of the filter press cartridge (31) are provided with perforations (32). A portion of the filter belt (10) passes through the two perforations (32), and the perforations (37) are located at the bottom of the filter press cartridge (31). 2) is connected to the output end of the cylinder (39), the bottom of the round piston (33) located in the filter press cylinder (31) is fixedly connected to the push rod end of the oil cylinder (34), and a filter plate (37) is installed on the top of the filter press cylinder (31), the top of the filter press cylinder (31) is connected to the corresponding part of the drainage main pipe (7) through the drainage branch pipe (4), and the guide rollers (36) located on both sides of the top of the filter press cylinder (31) are in rolling contact with the corresponding parts of the filter belt (10) respectively.

2. A belt-type biogas filtration device according to claim 1, characterized in that: The buffer support mechanism (2) comprises an I-shaped frame (21), a spring telescopic rod (22) and a guide roller (23); guide rollers (23) are installed at both ends of the I-shaped frame (21), and the guide rollers (23) are in rolling contact with corresponding parts of the filter belt (10); spring telescopic rods (22) are symmetrically installed at the bottom of the I-shaped frame (21), and the bottom ends of the spring telescopic rods (22) are fixedly connected to corresponding parts of the strip plate (1).

3. A belt-type biogas filtration device according to claim 1, characterized in that: The bottom end surface of the filter press cylinder (31) is fixedly connected to the cylinder body portion of the oil cylinder (34), and an arc-shaped window (35) is provided at the bottom of the annular surface of the filter press cylinder (31).

4. A belt-type biogas filtration device according to claim 1, characterized in that: The top end of the annular surface of the filter cartridge (31) is connected to a liquid inlet branch pipe (5), and one end of the liquid inlet branch pipe (5) is connected to a liquid inlet main pipe (6), and one end of the liquid inlet main pipe (6) is connected to the output port of the pump body (8).

5. The belt-type biogas liquid filtration device according to claim 1, characterized in that: The cylinder body portion of the air cylinder (39) is fixedly connected to the corresponding portion of the filter press cartridge (31).

6. The belt-type biogas filtration device according to claim 1, characterized in that: A motor (12) is installed on one side of the guide roller frame (11), and the motor (12) is connected to the shaft end of one of the three ends (13) of the guide roller.

7. The belt-type biogas filtration device according to claim 1, characterized in that: Both ends of the top of the strip plate (1) are fixedly connected to the two ends of the strip box (9) through connecting rods, and the corresponding part of the filter belt (10) passes through the strip box (9).

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