A biological filter bed device for deodorization

Abstract

The present invention discloses a biofilter bed device for deodorization, which relates to the technical field of biofilter beds. The present invention comprises: a bottom plate, a biofilter bed is fixedly provided on the upper surface of the bottom plate, a driving chamber is provided in the biofilter bed, a clean water chamber is provided in the biofilter bed, a filter chamber is provided in the biofilter bed, a clean water inlet pipe is fixed in the biofilter bed, a clean water outlet pipe is fixed on the biofilter bed, filter material is provided in the filter chamber, a moving mechanism is provided on the biofilter bed, and a driving mechanism is provided in the driving chamber; when cleaning impurities in the filter material, water in the clean water chamber is sent to the bottom of the filter chamber through the clean water delivery pipe, and then gas in the air pump is sent to the bottom of the filter chamber through the gas delivery pipe, the clean water and gas rise from the bottom of the filter material, push out impurities in the filter material, and finally enter the collection chamber, and then the impurity-mixed water in the collection chamber is discharged through the impurity discharge pipe, thereby realizing automatic cleaning and improving work efficiency.

Description

Technical Field

[0001] The invention relates to the technical field of biological filter beds, in particular to a biological filter bed device for deodorization. Background Art

[0002] As people's requirements for the environment increase, the odor problem of sewage treatment has been put on the agenda, and biological deodorization, as one of the main treatment processes, is being widely promoted and applied. Biological deodorization is an odor-free and harmless process method, that is, it does not produce secondary pollution. It can effectively remove odorous substances such as hydrogen sulfide and reduced sulfide in waste gas, with a high removal rate, low operating costs, and simple operation and management. It is an ideal purification technology to solve the pollution problem of malodorous gases such as hydrogen sulfide and thus protect the atmospheric environment. The biological deodorization method in industrial waste gas treatment is to use microbial deodorization to transform odorous substances through the physiological metabolism of microorganisms, so that the target pollutants are effectively decomposed and removed to achieve the purpose of odor purification and control. At this time, a biological filter bed device is needed;

[0003] The biological filter bed device leaves a large amount of impurities in the filter material after filtration. When the impurities accumulate, it will affect the deodorization efficiency. The traditional method is to replace the filter material, which not only increases the cost but also requires a lot of time and labor. In response to the above problems, the inventors proposed a biological filter bed device for deodorization to solve the above problems. Summary of the Invention

[0004] In order to solve the problem of excessive impurities by replacing the filter material, the purpose of the present invention is to provide a biological filter bed device for deodorization.

[0005] In order to solve the above technical problems, the present invention adopts the following technical solutions: a biofilter bed device for deodorization, comprising a base plate, a biofilter bed is fixedly provided on the upper surface of the base plate, a driving chamber is provided in the biofilter bed, a clean water chamber is provided in the biofilter bed, a filter chamber is provided in the biofilter bed, a clean water inlet pipe is fixed in the biofilter bed, a clean water outlet pipe is fixed on the biofilter bed, filter material is provided in the filter chamber, a moving mechanism is provided on the biofilter bed, a driving mechanism is provided in the driving chamber, one end of the clean water inlet pipe is located in the filter chamber, the other end of the clean water inlet pipe is located in the clean water chamber, and one end of the clean water outlet pipe is located in the clean water chamber, and the filter material is made of non-adsorptive fillers such as coarse gravel, plastic honeycomb filler, plastic corrugated plate filler, ceramics, stainless steel, Raschig rings, bark, activated carbon fiber, and microporous silica gel.

[0006] Preferably, a support plate is fixedly provided in the filter chamber, a plurality of support nets are fixedly provided on the support plate, the upper surface of the support plate is connected to the filter material, a movable frame is slidably provided in the filter chamber, a movable plate is fixedly provided on the upper surface of the movable frame, the movable frame is concave, a plurality of connecting grooves are provided on the movable plate, a collecting chamber is fixedly provided in the filter chamber, the length of the movable plate is smaller than the support plate, the upper surface of the movable plate is in contact with the lower surface of the support plate, the driving mechanism includes a first support rod, the lower end of the first support rod is fixedly connected to the inner wall of the driving chamber, a rotating shaft is rotatably provided on one side of the first support rod, a first motor is fixedly provided on the other side of the first support rod, one end of the rotating shaft is fixedly connected to the output end of the first motor, a rotating disk is fixedly provided on the other end of the rotating shaft, a driving shaft is fixedly provided on one side of the rotating disk, a connecting rod is slidably provided in the biological filter bed, one end of the connecting rod is fixedly connected to the movable frame, and the other end of the connecting rod is fixedly provided with an elliptical block, an elliptical groove is provided on the elliptical block, the inner wall of the elliptical groove is slidably connected to the driving shaft, the driving shaft is located at the edge of the rotating disk, one end of the connecting rod is located in the filter chamber, and the other end of the connecting rod is located in the driving chamber.

[0007] Preferably, a water pump is fixedly provided in the clean water chamber, a clean water delivery pipe is fixedly provided on the water pump, one end of the clean water delivery pipe passes through the biological filter bed, and the end of the clean water delivery pipe is located below the movable plate, a second support rod is fixedly provided on the inner surface of the bottom plate, an impurity discharge pipe is fixedly provided on the second support rod, one end of the impurity discharge pipe passes through the biological filter bed, and the end of the impurity discharge pipe is located in the collecting chamber, an air pump is fixedly provided in the driving chamber, a gas delivery pipe is fixedly provided on the air pump, and the end of the gas delivery pipe is located below the movable plate.

[0008] Preferably, the moving mechanism includes a moving block, a pair of moving grooves are opened on the upper surface of the biological filter bed, a threaded rod is rotatably provided in the moving groove, the lower end of the moving block is slidably connected to the inner wall of the moving groove, a pair of second motors are fixedly provided at one end of the biological filter bed, the output of the second motor is fixedly connected to one end of the threaded rod, one end of the threaded rod passes through the biological filter bed, the lower end of the moving block is threadedly connected to the threaded rod, the upper end of the moving block is fixedly provided with a fixing frame, a pair of fixing rings are rotatably provided on the fixing frame, bolts are rotatably provided on the fixing ring, and a conveying nozzle is provided on the inner side of the fixing ring.

[0009] Preferably, a mounting plate is fixedly provided on the outer wall of the biological filter bed, a delivery bucket is fixedly provided on the upper surface of the mounting plate, a connecting pipe is fixedly provided on the delivery bucket, one end of the connecting pipe is fixedly connected to the delivery nozzle, a third support rod is fixedly provided on the upper surface of the bottom plate, a water inlet pipe is fixedly provided on the third support rod, one end of the water inlet pipe is fixedly connected to the delivery bucket, a limiting groove is provided on the upper surface of the mounting plate, a limiting rod is slidably provided in the limiting groove, the upper end of the limiting rod is fitted with the connecting pipe, a spring is fixed in the limiting groove, and one end of the spring is fixedly connected to the lower end of the limiting rod.

[0010] Compared with the prior art, the present invention has the following beneficial effects:

[0011] When cleaning impurities in the filter material, the water in the clean water chamber is sent to the bottom of the filter chamber through the clean water delivery pipe, and then the gas in the air pump is sent to the bottom of the filter chamber through the gas delivery pipe. The clean water and gas rise from under the filter material, push out the impurities in the filter material, and finally enter the collection chamber, and then the impurity mixed water in the collection chamber is discharged through the impurity discharge pipe, thereby realizing automatic cleaning and improving work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0013] Figure 1 It is a structural schematic diagram of the present invention.

[0014] Figure 2 This is a schematic diagram of the cross-sectional structure of the biological filter bed of the present invention.

[0015] Figure 3 It is a schematic diagram of the filter chamber structure of the present invention.

[0016] Figure 4 This is a schematic diagram of the cross-sectional structure of the support plate of the present invention.

[0017] Figure 5 For the present invention Figure 1 Enlarged structural diagram at point A in the middle.

[0018] Figure 6 This is a schematic diagram of the mounting plate structure of the present invention.

[0019] Figure 7 For the present invention Figure 4 Enlarged structural diagram at point B in the middle.

[0020] In the figure: 1. bottom plate; 11. biological filter bed; 12. drive chamber; 13. clean water chamber; 14. filter chamber; 15. clean water inlet pipe; 16. clean water outlet pipe; 17. filter material; 2. support plate; 21. support net; 22. movable frame; 23. movable plate; 24. connecting groove; 25. collection chamber; 3. drive mechanism; 31. first support rod; 32. rotating shaft; 33. first motor; 34. rotating disk; 35. drive shaft; 36. connecting rod; 37. elliptical block; 38. elliptical groove ;4. Water pump;41. Clean water delivery pipe;42. Second support rod;43. Impurity discharge pipe;44. Air pump;45. Gas delivery pipe;5. Moving mechanism;51. Moving groove;52. Threaded rod;53. Moving block;54. Second motor;55. Fixed bracket;56. Fixed ring;57. Bolt;58. Delivery nozzle;6. Mounting plate;61. Delivery barrel;62. Connecting pipe;63. Third support rod;64. Water inlet pipe;7. Limiting groove;71. Limiting rod;72. Spring. DETAILED DESCRIPTION

[0021] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0022] like Figure 1-7 As shown, the present invention provides: a biofilter bed device for deodorization, comprising a base plate 1, a biofilter bed 11 is fixedly provided on the upper surface of the base plate 1, a driving chamber 12 is provided in the biofilter bed 11, a clean water chamber 13 is provided in the biofilter bed 11, a filter chamber 14 is provided in the biofilter bed 11, a clean water inlet pipe 15 is fixed in the biofilter bed 11, a clean water outlet pipe 16 is fixed on the biofilter bed 11, a filter material 17 is provided in the filter chamber 14, a moving mechanism 5 is provided on the biofilter bed 11, a driving mechanism 3 is provided in the driving chamber 12, one end of the clean water inlet pipe 15 is located in the filter chamber 14, the other end of the clean water inlet pipe 15 is located in the clean water chamber 13, and one end of the clean water outlet pipe 16 is located in the clean water chamber 13, and the filter material 17 is made of non-adsorptive fillers such as coarse crushed stone, plastic honeycomb filler, plastic corrugated plate filler, ceramic, stainless steel, Raschig rings, bark, activated carbon fiber, and microporous silica gel.

[0023] By adopting the above technical solution, the clean water inlet pipe 15 is located above the support plate 2, and the waste water is transported to the delivery barrel 61 through the water inlet pipe 64. The delivery barrel 61 is sent to the delivery nozzle 58 through the connecting pipe 62, and the waste water is sent to the filter chamber 14 through the delivery nozzle 58. The waste water is filtered through the filter material 17, and the odorous substances are transformed through the physiological metabolism of the microorganisms in the filter material 17, so that the target pollutants are effectively decomposed and removed, so as to achieve the purpose of purifying the odor. The filtered water enters the clean water from the clean water inlet pipe 15. The clean water in the water chamber 13 is then discharged from the clean water outlet pipe 16 to the biological filter bed 11. When cleaning impurities in the filter material 17, the water in the clean water chamber 13 is sent to the bottom of the filter chamber 14 through the clean water delivery pipe 41, and then the gas in the air pump 44 is sent to the bottom of the filter chamber 14 through the gas delivery pipe 45. The clean water and gas rise from the bottom of the filter material 17, push out the impurities in the filter material 17, and finally enter the collection chamber 25. The impurity-mixed water in the collection chamber 25 is then discharged through the impurity discharge pipe 43, thereby achieving automatic cleaning and improving work efficiency.

[0024] A support plate 2 is fixedly provided in the filter chamber 14, and a plurality of support nets 21 are fixed on the support plate 2. The upper surface of the support plate 2 is connected to the filter material 17. A movable frame 22 is slidingly provided in the filter chamber 14, and a movable plate 23 is fixed on the upper surface of the movable frame 22. The movable frame 22 is concave in shape, and a plurality of connecting grooves 24 are provided on the movable plate 23. A collecting chamber 25 is fixed in the filter chamber 14, and the length of the movable plate 23 is smaller than the support plate 2. The upper surface of the movable plate 23 is in contact with the lower surface of the support plate 2. The driving mechanism 3 includes a first support rod 31, the lower end of the first support rod 31 is fixedly connected to the inner wall of the driving chamber 12, and the first support rod 31 is provided with a rotating shaft on one side. 32. A first motor 33 is fixedly provided on the other side of the first support rod 31. One end of the rotating shaft 32 is fixedly connected to the output end of the first motor 33. A rotating disk 34 is fixedly provided on the other end of the rotating shaft 32. A driving shaft 35 is fixedly provided on one side of the rotating disk 34. A connecting rod 36 is slidingly provided in the biological filter bed 11. One end of the connecting rod 36 is fixedly connected to the movable frame 22. An elliptical block 37 is fixedly provided on the other end of the connecting rod 36. An elliptical groove 38 is provided on the elliptical block 37. The inner wall of the elliptical groove 38 is slidably connected to the driving shaft 35. The driving shaft 35 is located at the edge of the rotating disk 34. One end of the connecting rod 36 is located in the filter chamber 14, and the other end of the connecting rod 36 is located in the driving chamber 12.

[0025] By adopting the above technical solution, when cleaning, the first motor 33 drives the rotating shaft 32 to rotate, the rotating shaft 32 drives the rotating disk 34 to rotate, and the rotating disk 34 drives the driving shaft 35 to move along the elliptical groove 38, thereby moving the elliptical block 37, the elliptical block 37 drives the connecting rod 36 to move, the connecting rod 36 drives the movable frame 22 to move, and the movable frame 22 drives the movable plate 23 to move, so that the connecting groove 24 on the movable plate 23 corresponds to the groove on the support plate 2, so that the water and gas under the movable plate 23 rise into the filter material 17.

[0026] A water pump 4 is fixedly provided in the clean water chamber 13, and a clean water delivery pipe 41 is fixedly provided on the water pump 4. One end of the clean water delivery pipe 41 passes through the biological filter bed 11, and the end of the clean water delivery pipe 41 is located below the movable plate 23. A second support rod 42 is fixedly provided on the upper surface of the bottom plate 1, and an impurity discharge pipe 43 is fixedly provided on the second support rod 42. One end of the impurity discharge pipe 43 passes through the biological filter bed 11, and the end of the impurity discharge pipe 43 is located in the collecting chamber 25. An air pump 44 is fixedly provided in the driving chamber 12, and a gas delivery pipe 45 is fixedly provided on the air pump 44. The end of the gas delivery pipe 45 is located below the movable plate 23.

[0027] By adopting the above technical solution, the water in the clean water chamber 13 is sent to the bottom of the filter chamber 14 through the clean water delivery pipe 41, and then the gas in the air pump 44 is sent to the bottom of the filter chamber 14 through the gas delivery pipe 45. The clean water and gas rise from the bottom of the filter material 17 and push out the impurities in the filter material 17.

[0028] The moving mechanism 5 includes a moving block 53. A pair of moving grooves 51 are opened on the upper surface of the biological filter bed 11. A threaded rod 52 is rotatably provided in the moving groove 51. The lower end of the moving block 53 is slidably connected to the inner wall of the moving groove 51. A pair of second motors 54 are fixedly provided at one end of the biological filter bed 11. The output of the second motor 54 is fixedly connected to one end of the threaded rod 52. One end of the threaded rod 52 passes through the biological filter bed 11. The lower end of the moving block 53 is threadedly connected to the threaded rod 52. A fixing frame 55 is fixedly provided at the upper end of the moving block 53. A pair of fixing rings 56 are rotatably provided on the fixing frame 55. Bolts 57 are rotatably provided on the fixing ring 56. A conveying nozzle 58 is provided on the inner side of the fixing ring 56.

[0029] By adopting the above technical solution, the second motor 54 drives the threaded rod 52 to rotate, and the threaded rod 52 drives the moving block 53 to move along the moving groove 51. The moving block 53 drives the delivery nozzle 58 to move through the fixed ring 56. The wastewater is evenly sprayed onto the upper surface of the filter material 17 through the delivery nozzle 58, making the filtration more effective. The two ends of the delivery nozzle 58 are placed in the middle of the fixed ring 56, the fixed ring 56 is rotated, and then the bolt 57 is installed on the fixed ring 56 to fix the position of the fixed ring 56 so that the delivery nozzle 58 is connected to the fixed ring 56.

[0030] The outer wall of the biological filter bed 11 is fixed with a mounting plate 6, and a delivery bucket 61 is fixedly provided on the upper surface of the mounting plate 6. A connecting pipe 62 is fixedly provided on the delivery bucket 61, and one end of the connecting pipe 62 is fixedly connected to the delivery nozzle 58. A third support rod 63 is fixedly provided on the upper surface of the base plate 1, and a water inlet pipe 64 is fixedly provided on the third support rod 63. One end of the water inlet pipe 64 is fixedly connected to the delivery bucket 61. A limiting groove 7 is provided on the upper surface of the mounting plate 6, and a limiting rod 71 is slidably provided in the limiting groove 7. The upper end of the limiting rod 71 is in contact with the connecting pipe 62, and a spring 72 is fixed in the limiting groove 7. One end of the spring 72 is fixedly connected to the lower end of the limiting rod 71.

[0031] By adopting the above technical solution, when the delivery nozzle 58 moves, it drives the connecting tube 62 to move, and the connecting tube 62 contacts the limiting rod 71, driving the limiting rod 71 to move along the limiting groove 7 and squeeze the spring 72. By setting the length of the connecting tube 62, the distance of movement of the delivery nozzle 58 can be adapted to avoid the connecting tube 62 from breaking.

[0032] Working principle: First, the wastewater is transported to the delivery bucket 61 through the water inlet pipe 64, and the delivery bucket 61 is sent to the delivery nozzle 58 through the connecting pipe 62, and the wastewater is sent to the filter chamber 14 through the delivery nozzle 58. Then, the second motor 54 drives the threaded rod 52 to rotate, and the threaded rod 52 drives the moving block 53 to move along the moving groove 51. The moving block 53 drives the delivery nozzle 58 to move through the fixed ring 56, and the wastewater is evenly sprayed on the upper surface of the filter material 17 through the delivery nozzle 58, making the filtration more effective. Secondly, the filtered water enters the clean water chamber 13 from the clean water inlet pipe 15, and then is discharged from the biological filter bed 11 from the clean water outlet pipe 16. Then, when cleaning, the first motor 33 drives the rotating shaft 32 to rotate, and the rotating shaft 32 drives the rotating disk 34 to rotate, and the rotating disk 34 drives the drive shaft 35 moves along the elliptical groove 38, thereby moving the elliptical block 37, and the elliptical block 37 drives the connecting rod 36 to move, and the connecting rod 36 drives the movable frame 22 to move, and the movable frame 22 drives the movable plate 23 to move, so that the connecting groove 24 on the movable plate 23 corresponds to the groove on the support plate 2, so that the water and gas under the movable plate 23 rise into the filter material 17, and finally the water in the clean water chamber 13 is sent to the bottom of the filter chamber 14 through the clean water delivery pipe 41, and then the gas in the air pump 44 is sent to the bottom of the filter chamber 14 through the gas delivery pipe 45. The clean water and gas rise from the bottom of the filter material 17, push out the impurities in the filter material 17, and finally enter the collecting chamber 25, and then the impurity mixed water in the collecting chamber 25 is discharged through the impurity discharge pipe 43, thereby realizing automatic cleaning and improving work efficiency.

[0033] Obviously, those skilled in the art may make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if such changes and modifications fall within the scope of the claims and their equivalents, the present invention is intended to include such changes and modifications.

Claims

1. A biofilter bed device for deodorization, comprising a bottom plate (1), characterized in that: A biofilter bed (11) is fixedly provided on the upper surface of the bottom plate (1), a driving chamber (12) is provided in the biofilter bed (11), a clean water chamber (13) is provided in the biofilter bed (11), a filter chamber (14) is provided in the biofilter bed (11), a clean water inlet pipe (15) is fixedly provided in the biofilter bed (11), a clean water outlet pipe (16) is fixedly provided on the biofilter bed (11), a filter material (17) is provided in the filter chamber (14), a moving mechanism (5) is provided on the biofilter bed (11), and a driving mechanism (3) is provided in the driving chamber (12); A support plate (2) is fixedly provided in the filter chamber (14), a plurality of support nets (21) are fixedly provided on the support plate (2), the upper surface of the support plate (2) is connected to the filter material (17), a movable frame (22) is slidably provided in the filter chamber (14), a movable plate (23) is fixedly provided on the upper surface of the movable frame (22), the movable frame (22) is concave in shape, a plurality of connection grooves (24) are provided on the movable plate (23), a collecting chamber (25) is fixedly provided in the filter chamber (14), the length of the movable plate (23) is smaller than the support plate (2), and the upper surface of the movable plate (23) is in contact with the lower surface of the support plate (2); A water pump (4) is fixedly provided in the clean water chamber (13), a clean water delivery pipe (41) is fixedly provided on the water pump (4), one end of the clean water delivery pipe (41) passes through the biological filter bed (11), and the end of the clean water delivery pipe (41) is located below the movable plate (23); a second support rod (42) is fixedly provided on the upper surface of the bottom plate (1), an impurity discharge pipe (43) is fixedly provided on the second support rod (42), one end of the impurity discharge pipe (43) passes through the biological filter bed (11), and the end of the impurity discharge pipe (43) is located in the collecting chamber (25); an air pump (44) is fixedly provided in the driving chamber (12), a gas delivery pipe (45) is fixedly provided on the air pump (44), and the end of the gas delivery pipe (45) is located below the movable plate (23); One end of the clean water inlet pipe (15) is located in the filter chamber (14), the other end of the clean water inlet pipe (15) is located in the clean water chamber (13), and one end of the clean water outlet pipe (16) is located in the clean water chamber (13); The movable frame (22) drives the movable plate (23) to move so that the connecting groove (24) on the movable plate (23) corresponds to the groove on the support plate (2), so that the water and gas below the movable plate (23) rise into the filter material (17).

2. A biological filter bed device for deodorization according to claim 1, characterized in that: The driving mechanism (3) comprises a first support rod (31), the lower end of the first support rod (31) is fixedly connected to the inner wall of the driving chamber (12), a rotating shaft (32) is rotatably provided on one side of the first support rod (31), a first motor (33) is fixedly provided on the other side of the first support rod (31), one end of the rotating shaft (32) is fixedly connected to the output end of the first motor (33), a rotating disk (34) is fixedly provided on the other end of the rotating shaft (32), a driving shaft (35) is fixedly provided on one side of the rotating disk (34), a connecting rod (36) is slidably provided in the biological filter bed (11), one end of the connecting rod (36) is fixedly connected to the movable frame (22), and the other end of the connecting rod (36) is fixedly provided with an elliptical block (37), an elliptical groove (38) is provided on the elliptical block (37), and the inner wall of the elliptical groove (38) is slidably connected to the driving shaft (35).

3. The deodorizing biofilter device according to claim 1, wherein: The moving mechanism (5) includes a moving block (53), a pair of moving grooves (51) are provided on the upper surface of the biofilter bed (11), a threaded rod (52) is rotatably provided in the moving groove (51), the lower end of the moving block (53) is slidably connected to the inner wall of the moving groove (51), a pair of second motors (54) are fixedly provided at one end of the biofilter bed (11), the output end of the second motor (54) is fixedly connected to one end of the threaded rod (52), one end of the threaded rod (52) passes through the biofilter bed (11), the lower end of the moving block (53) is threadedly connected to the threaded rod (52), the upper end of the moving block (53) is fixedly provided with a fixing frame (55), a pair of fixing rings (56) are rotatably provided on the fixing frame (55), a bolt (57) is rotatably provided on the fixing ring (56), and a delivery nozzle (58) is provided on the inner side of the fixing ring (56).

4. The deodorizing biological filter bed device according to claim 1, wherein: A mounting plate (6) is fixedly provided on the outer wall of the biological filter bed (11); a delivery bucket (61) is fixedly provided on the upper surface of the mounting plate (6); a connecting pipe (62) is fixedly provided on the delivery bucket (61); one end of the connecting pipe (62) is fixedly connected to the delivery nozzle (58); a third support rod (63) is fixedly provided on the upper surface of the bottom plate (1); a water inlet pipe (64) is fixedly provided on the third support rod (63); one end of the water inlet pipe (64) is fixedly connected to the delivery bucket (61).

5. A biological filter bed device for deodorization according to claim 4, characterized in that: A limiting groove (7) is provided on the upper surface of the mounting plate (6), a limiting rod (71) is slidably provided in the limiting groove (7), the upper end of the limiting rod (71) is in contact with the connecting pipe (62), a spring (72) is fixedly provided in the limiting groove (7), and one end of the spring (72) is fixedly connected to the lower end of the limiting rod (71).

6. The deodorizing biofilter device according to claim 2, wherein: The driving shaft (35) is located at the edge of the rotating disk (34), one end of the connecting rod (36) is located in the filter chamber (14), and the other end of the connecting rod (36) is located in the driving chamber (12).

7. The deodorizing biofilter device according to claim 1, wherein: The filter material (17) is made of non-adsorptive fillers such as coarse crushed stone, plastic honeycomb filler, plastic corrugated plate filler, ceramic, stainless steel, Raschig ring, bark, activated carbon fiber, and microporous silica gel.

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