Fiber turntable filter tank

Abstract

The utility model discloses a fiber turntable filter tank which comprises a filter tank, a clean water tank is fixed on one side of the outer side wall of the filter tank, a communication port is arranged between the clean water tank and the filter tank, a central pipe is rotatably connected inside the filter tank and close to the communication port, and the central pipe is communicated with the clean water tank through the communication port. A plurality of rotating disc assemblies are fixed to the surface of the center pipe. According to the utility model, the filter tank, the clean water tank, the central pipe, the turntable assembly, the driving assembly, the sludge discharge assembly and the backwashing assembly are arranged, the turntable assembly comprises a plurality of fan-shaped frame plates, the surface of each fan-shaped frame plate is wrapped with fiber filter cloth, and each fan-shaped frame plate is independently and fixedly connected and communicated with the central pipe; when the fiber filter cloth on the surface of a certain fan-shaped frame plate is seriously abraded, the fiber filter cloth can be independently replaced, and the rotary disc assembly is designed into the combined type, so that the rotary disc assembly is easier to disassemble from the surface of the central pipe, disassembly and assembly of the rotary disc assembly are facilitated, and replacement efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of sewage treatment, in particular to a fiber rotary disc filter. Background Art

[0002] The fiber disc filter is one of the effective filters in the sewage treatment process. The fiber disc filter is a treatment method that intercepts impurities in the water through filter cloth to reduce the concentration of suspended matter in the water. The fiber disc filter system includes: filtration system, backwash system, electronic control system, water pump, etc. The entire system achieves a higher interception efficiency through optimized design.

[0003] The patent with publication number CN217829157U proposes a fiber rotary filter cloth filter tank, which uses a tension spring to pull the suction cup used to suck the sludge on the surface of the filter cloth tightly against the surface of the rotary filter cloth, thereby ensuring the effect of sucking the sludge. However, this situation will increase the wear of the fiber filter cloth, and the filter tank has the same disadvantages as the existing fiber rotary filter tank: the rotary disk assembly is an integral structure, and when the filter cloth on the surface of the rotary disk assembly needs to be replaced, the rotary disk assembly is inconvenient to be disassembled from the surface of the central tube, and the disassembly and assembly efficiency is relatively low, so further improvement is needed. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a fiber rotary disc filter.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a fiber turntable filter tank, including a filter tank, a clean water tank is fixed on one side of the outer wall of the filter tank, a connecting port is provided between the clean water tank and the filter tank, a central tube is rotatably connected inside the filter tank and close to the connecting port, the central tube is connected with the clean water tank through the connecting port, a plurality of turntable assemblies are fixed on the surface of the central tube, an inlet pipe is fixed on the side of the filter tank away from the clean water tank, an outlet pipe is fixedly connected to the bottom of the clean water tank, a driving assembly for driving the central tube to rotate is provided on the top of the filter tank, and a mud discharge assembly and a backwashing assembly are installed at the bottom of the filter tank.

[0006] Furthermore, a water inlet weir is provided inside the filter tank and close to the water inlet pipe, and a water outlet weir is provided inside the clean water tank.

[0007] Furthermore, each of the turntable assemblies includes a plurality of fan-shaped frame plates, the surface of each of the fan-shaped frame plates is wrapped with fiber filter cloth, and a plug is fixed to one side of each fan-shaped frame plate close to the central tube, and a plug hole for inserting the plug is opened on the side wall of the central tube.

[0008] Furthermore, a side plate is fixed to each of the fan-shaped frame plates on one side close to the inserting tube, a screw is fixed to the outer wall of the central tube close to the side plate, a through hole for passing the screw is opened in the middle of the side plate, and a nut is rotatably connected to the surface of the screw.

[0009] Furthermore, the driving assembly includes a motor fixed to the top of the filter tank and a driven sprocket fixed to the surface of the central tube, the driving end of the motor is fixedly connected to a driving sprocket, and a chain is sleeved on the surfaces of the driving sprocket and the driven sprocket.

[0010] Furthermore, the mud discharge assembly includes multiple groups of suction cups fixed to the bottom end of the filter tank and a mud discharge pump located outside the filter tank. The multiple groups of suction cups are arranged corresponding to multiple turntable assemblies, each group of suction cups has two suction cups, and each group of two suction cups is in contact with the surface of the corresponding turntable assembly, and each suction cup is connected to the inlet of the mud discharge pump through a pipe.

[0011] Furthermore, the backwashing assembly includes a backwashing pipe fixed to the bottom end of the filter tank and a flushing pump located outside the filter tank, and the backwashing pipe is connected to the outlet of the flushing pump.

[0012] Beneficial effects of the utility model:

[0013] When the utility model is in use, the fiber rotary filter tank is provided with a filter tank, a clean water tank, a central tube, a rotary disk assembly, a driving assembly, a mud discharge assembly and a backwashing assembly. The rotary disk assembly comprises a plurality of fan-shaped frame plates, the surface of each fan-shaped frame plate is wrapped with a fiber filter cloth, and each fan-shaped frame plate is individually fixedly connected and communicated with the central tube. When the fiber filter cloth on the surface of a certain fan-shaped frame plate is severely worn, it can be replaced individually. The rotary disk assembly is designed in this combined type, which is easier to disassemble from the surface of the central tube, is beneficial to the disassembly and assembly of the rotary disk assembly, and improves the replacement efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the technical solution of the present invention, the drawings required for use in the description of the specific implementation methods will be briefly introduced below. 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 creative work.

[0015] Figure 1 : An overall schematic diagram of the utility model;

[0016] Figure 2 : A three-dimensional diagram of the turntable assembly of the utility model;

[0017] Figure 3 :The utility model Figure 1 Enlarged view of point A in the middle;

[0018] Figure 4 : Schematic diagram of the connection between the central tube and the turntable assembly of the utility model;

[0019] Figure 5 :The utility model Figure 4 Enlarged view of point B in the middle.

[0020] The reference numerals are as follows:

[0021] 1. Filter tank; 2. Water inlet pipe; 3. Clean water tank; 4. Water outlet pipe; 5. Water inlet weir; 6. Water outlet weir; 7. Center pipe; 71. Screw; 72. Socket; 8. Turntable assembly; 81. Fan-shaped frame plate; 82. Insert pipe; 83. Side plate; 9. Drive assembly; 91. Motor; 92. Driving sprocket; 93. Driven sprocket; 94. Chain; 10. Suction cup; 11. Mud pump; 12. Flushing pump; 13. Backwash pipe. DETAILED DESCRIPTION

[0022] 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 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.

[0023] like Figure 1-Figure 5 As shown, it relates to a fiber rotary filter tank, including a filter tank 1, a clean water tank 3 is fixed to one side of the outer wall of the filter tank 1, a connecting port is provided between the clean water tank 3 and the filter tank 1, a central tube 7 is rotatably connected inside the filter tank 1 and close to the connecting port, the central tube 7 is connected with the clean water tank 3 through the connecting port, a plurality of rotary disk assemblies 8 are fixed to the surface of the central tube 7, an inlet pipe 2 is fixed to the side of the filter tank 1 away from the clean water tank 3, an outlet pipe 4 is fixedly connected to the bottom end of the clean water tank 3, a driving assembly 9 for driving the central tube 7 to rotate is provided at the top of the filter tank 1, and a mud discharge assembly and a backwashing assembly are installed at the bottom of the filter tank 1.

[0024] An inlet weir 5 is provided inside the filter tank 1 and near the water inlet pipe 2 , and an outlet weir 6 is provided inside the clean water tank 3 .

[0025] like Figure 1-Figure 5 As shown, each turntable assembly 8 includes a plurality of fan-shaped frame plates 81, the surface of each fan-shaped frame plate 81 is wrapped with fiber filter cloth, and each fan-shaped frame plate 81 is fixed with a plug 82 on one side close to the central tube 7, and the side wall of the central tube 7 is provided with a plug hole 72 for inserting the plug 82.

[0026] When installing the fan-shaped frame plate 81, first insert the insert pipe 82 into the insertion hole 72, so that the inside of the fan-shaped frame plate 81 is connected with the inside of the central tube 7 through the insert pipe 82, and the water filtered by the fiber filter cloth can enter the inside of the central tube 7 along the insert pipe 82.

[0027] A side plate 83 is fixed to one side of each fan-shaped frame plate 81 close to the insert pipe 82, a screw rod 71 is fixed to the outer wall of the central tube 7 close to the side plate 83, a through hole for passing the screw rod 71 is opened in the middle of the side plate 83, and a nut is rotatably connected to the surface of the screw rod 71.

[0028] When installing the fan-shaped frame plate 81, ensure that the insert tube 82 is inserted into the insertion hole 72, and at the same time, let the screw rod 71 on the surface of the central tube 7 pass through the perforation on the side plate 83, and then screw the nut on the surface of the screw rod 71. When disassembling, directly rotate the fan-shaped frame plate 81 to be disassembled above the filter tank 1, and then unscrew the nut to disassemble the fan-shaped frame plate 81 from the surface of the central tube 7.

[0029] like Figure 1 As shown, the driving assembly 9 includes a motor 91 fixed to the top of the filter tank 1 and a driven sprocket 93 fixed to the surface of the central tube 7. The driving end of the motor 91 is fixedly connected to a driving sprocket 92, and a chain 94 is commonly sleeved on the surfaces of the driving sprocket 92 and the driven sprocket 93.

[0030] Under the transmission action of the chain 94 , the motor 91 can drive the central tube 7 to rotate in the filter tank 1 , thereby driving the turntable assembly 8 to rotate.

[0031] The mud discharge assembly includes multiple groups of suction cups 10 fixed to the bottom end of the filter tank 1 and a mud discharge pump 11 located outside the filter tank 1. The multiple groups of suction cups 10 are arranged corresponding to the multiple turntable assemblies 8, each group of suction cups 10 has two, and each group of two suction cups 10 is in contact with the surface of the corresponding turntable assembly 8, and each suction cup 10 is connected to the inlet of the mud discharge pump 11 through a pipe.

[0032] During the rotation of the turntable assembly 8 , the suction cup 10 will scrape off the sludge adsorbed on the surface of the turntable assembly 8 , and the scraped sludge will be pumped away under the suction action of the sludge discharge pump 11 .

[0033] The backwashing assembly includes a backwashing pipe 13 fixed to the bottom end of the filter tank 1 and a flushing pump 12 located outside the filter tank 1, and the backwashing pipe 13 is connected to the outlet of the flushing pump 12. When the sludge on the surface of the turntable assembly 8 needs to be flushed, the flushing pump 12 is started to pump water into the backwashing pipe 13, and then the surface of the turntable assembly 8 is flushed through the backwashing pipe 13.

[0034] Working principle: sewage enters the filter tank 1 from the water inlet pipe 2. At this time, the motor 91 is started to drive the central tube 7 and the turntable assembly 8 to rotate. Under the action of the pressure difference, the sludge is intercepted by the fiber filter cloth on the surface of the turntable assembly 8. The intercepted sludge is pumped away by the sludge pump 11. The water that passes through the fiber filter cloth enters the fan-shaped frame plate 81, and then enters the central tube 7 along the insert pipe 82. The water entering the central tube 7 enters the clean water tank 3 along the connecting port, and is finally discharged from the outlet pipe 4.

[0035] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to only specific implementation methods. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A fiber disc filter tank, comprising a filter tank (1), characterized in that: A clean water tank (3) is fixed to one side of the outer wall of the filter tank (1); a communication port is provided between the clean water tank (3) and the filter tank (1); a central tube (7) is rotatably connected inside the filter tank (1) and close to the communication port; the central tube (7) is connected to the clean water tank (3) through the communication port; a plurality of rotating disk assemblies (8) are fixed to the surface of the central tube (7); a water inlet pipe (2) is fixed to the side of the filter tank (1) away from the clean water tank (3); a water outlet pipe (4) is fixedly connected to the bottom end of the clean water tank (3); a driving assembly (9) for driving the central tube (7) to rotate is provided at the top end of the filter tank (1); and a mud discharge assembly and a backwash assembly are installed at the bottom of the filter tank (1).

2. A fiber rotary disc filter according to claim 1, characterized in that: A water inlet weir (5) is provided inside the filter tank (1) and close to the water inlet pipe (2), and a water outlet weir (6) is provided inside the clean water tank (3).

3. The fiber disc filter according to claim 1, characterized in that: Each of the rotating disc assemblies (8) comprises a plurality of fan-shaped frame plates (81), the surface of each of the fan-shaped frame plates (81) being wrapped with a fiber filter cloth, and a plug tube (82) being fixed on a side of each fan-shaped frame plate (81) close to the central tube (7), and a plug hole (72) for inserting the plug tube (82) being provided on a side wall of the central tube (7).

4. A fiber rotary disc filter according to claim 3, characterized in that: A side plate (83) is fixed to one side of each of the fan-shaped frame plates (81) close to the insert pipe (82), a screw rod (71) is fixed to the outer wall of the central tube (7) close to the side plate (83), a through hole for passing the screw rod (71) is opened in the middle of the side plate (83), and a nut is rotatably connected to the surface of the screw rod (71).

5. The fiber disc filter according to claim 1, characterized in that: The driving assembly (9) comprises a motor (91) fixed to the top of the filter tank (1) and a driven sprocket (93) fixed to the surface of the central tube (7); a driving sprocket (92) is fixedly connected to the driving end of the motor (91); and a chain (94) is sleeved on the surfaces of the driving sprocket (92) and the driven sprocket (93).

6. The fiber rotary disc filter according to claim 1, characterized in that: The mud discharge assembly comprises a plurality of groups of suction cups (10) fixed to the bottom end of the inside of the filter tank (1) and a mud discharge pump (11) located outside the filter tank (1), the plurality of groups of suction cups (10) being arranged corresponding to the plurality of turntable assemblies (8), each group of suction cups (10) being two, and each group of two suction cups (10) being in contact with the surface of the corresponding turntable assembly (8), and each suction cup (10) being connected to the inlet of the mud discharge pump (11) via a pipeline.

7. The fiber disk filter according to claim 1, characterized in that: The backwashing assembly comprises a backwashing pipe (13) fixed to the bottom end of the filter tank (1) and a flushing pump (12) located outside the filter tank (1), and the backwashing pipe (13) is connected to the outlet of the flushing pump (12).

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