CN221244262U - Fiber filter cloth rotary table filtration equipment - Google Patents

Abstract

The utility model belongs to the technical field of sewage treatment, and provides fiber cloth rotary disc filtering equipment, which comprises a filter tank, wherein a rotary disc assembly driven by a driving device is rotatably arranged in the filter tank, a tank bottom mud cleaning device is arranged at the bottom of the filter tank, and a liquid level detection mechanism is arranged at the top of the filter tank; the rotary table assembly comprises a main rotary drum assembly and a filter disc assembly arranged on the main rotary drum assembly, and a plurality of filter cloth mud sucking devices are arranged in the filter; the main rotary drum assembly comprises a main shaft, a rotary drum and a drain pipe which are sequentially arranged along the axial direction, one end of the drain pipe, far away from the rotary drum, extends to the outside of the filter tank, a bracket vertical plate is arranged on the water outlet side of the filter tank, riding wheels which are arranged along the circumferential direction of the drain pipe are arranged on the bracket vertical plate, and a sealing assembly is further arranged between the drain pipe and the bracket vertical plate. The utility model can realize effective filtration of raw water, has automatic back flushing function, good back flushing cleaning effect on filter cloth and sludge treatment effect, and has the advantages of convenient installation, stable and reliable rotation and good sealing property of the main rotary drum assembly.

Description

Fiber filter cloth rotary table filtration equipment

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to fiber filter cloth rotary table filtering equipment.

Background

The fiber filter cloth rotary disc type filter is one of the advanced sewage filtering equipment at present, is widely used for advanced sewage treatment, is arranged in a conventional activated sludge method, an extended aeration method, an SBR system, an oxidation ditch system, a trickling filter system and an oxidation pond system, can remove suspended solids in water, and can remove harmful substances such as phosphorus, heavy metals and the like by combining with adding agents. During operation, raw water automatically flows to the central cylinder through the filter cloth, in the filtering process, solid suspended matters are intercepted by the filter cloth of the rotary disc type filter, the intercepted solid pollutants can obstruct the filtering of water, the filtering efficiency is reduced, when the water level of a water tank rises to a certain value, a liquid level sensor is triggered, the rotary disc type filter of the fiber filter cloth is started to rotate, and simultaneously, a back flushing system starts to work, so that the filter cloth is cleaned.

The water inlet mode of the fiber filter cloth rotary disc filter in the sewage purification treatment process is divided into an outside-in water inlet mode and an inside-out water inlet mode. The raw water enters the filter tank from the water inlet of the filter tank in an outside-in water inlet mode, is filtered by the filter disc and is collected into the central water collecting pipe, and is discharged through the water outlet. When the back flushing system works, the driving device drives the whole rotary disc assembly to rotate, so that the central water collecting pipe needs to be ensured to be stably rotated and installed and has good sealing performance, but the conventional fiber filter cloth rotary disc filter is difficult to realize the stable rotation and installation of the rotary disc assembly and ensure effective sealing between the rotary disc assembly and a filter tank, water leakage is easy to occur in the use process, and the failure rate is high; in addition, the structural strength of the turntable assembly is low, the installation firmness of the turntable framework is poor, and the backwashing cleaning effect on filter cloth and the sludge treatment effect are still to be further improved.

Disclosure of utility model

The present inventors have conducted intensive studies to overcome the above-mentioned drawbacks of the prior art, and have completed the present utility model after a great deal of creative effort.

Specifically, the technical problems to be solved by the utility model are as follows: the technical problems that the stable rotation installation of a rotary disc assembly is difficult to realize, the effective sealing between the rotary disc assembly and a filter tank is ensured, the structural strength of the rotary disc assembly is low, and the backwashing cleaning effect on filter cloth and the sludge treatment effect are poor are solved.

In order to solve the technical problems, the technical scheme of the utility model is as follows:

The fiber cloth rotary disc filtering equipment comprises a filtering tank, wherein the filtering tank is provided with a water inlet, a rotary disc assembly driven by a driving device is rotatably arranged in the filtering tank, the bottom of the filtering tank is provided with a tank bottom mud cleaning device, and the top of the filtering tank is provided with a liquid level detection mechanism;

The rotary table assembly comprises a main rotary drum assembly and a filter disc assembly, a rotary table seat is arranged in the filter tank, the main rotary drum assembly is positioned between the rotary table seat and the water outlet side of the filter tank, the filter disc assembly is provided with a plurality of filter disc assemblies, the filter disc assemblies are arranged on the main rotary drum assembly, and the filter tank is internally provided with a plurality of filter cloth mud sucking devices which are respectively opposite to the filter disc assemblies;

The main rotary drum assembly comprises a main shaft, a rotary drum and a drain pipe which are sequentially arranged along the axial direction, one end of the rotary drum is closed and fixedly connected with the main shaft, the other end of the rotary drum is fixedly connected with the drain pipe in a sealing way and communicated with the drain pipe, the rotary drum is provided with a water collecting cavity, and the wall of the rotary drum is uniformly provided with a plurality of through holes;

the main shaft is rotatably arranged on the turntable seat, one end of the drain pipe, which is far away from the rotary drum, extends to the outside of the filter tank, a bracket vertical plate is fixedly arranged on the water outlet side of the filter tank in a sealing way, a plurality of riding wheel brackets are fixedly arranged on the bracket vertical plate, riding wheels are rotatably arranged on the riding wheel brackets, a plurality of riding wheels are arranged along the circumferential direction of the drain pipe, and the riding wheels are propped against the peripheral wall of the drain pipe;

The sealing assembly comprises a sealing ring and a pressing plate, wherein the sealing ring is sleeved on the drain pipe, the pressing plate is fixedly arranged on the bracket vertical plate, the sealing ring is positioned between the pressing plate and the drain pipe, the inner edge of the sealing ring abuts against the pipe wall of the drain pipe, and the drain pipe is in rotary sealing connection with the bracket vertical plate through the pressing plate and the sealing ring;

The filter disc assembly is arranged along the axial direction of the rotary drum uniformly, the filter disc assembly comprises a fan-shaped filter frame fixedly mounted on the rotary drum, the fan-shaped filter frame is provided with an inserting part, the inserting part extends to the water collecting cavity of the rotary drum through the through hole, the fan-shaped filter frame is provided with a plurality of fan-shaped filter frames, the fan-shaped filter frames are sequentially arranged along the circumferential direction of the rotary drum to form a rotary disc framework, and the outer side of the rotary disc framework is provided with fiber filter cloth.

As an improved technical scheme, a reinforcing stand is fixedly arranged on the water outlet side of the filter tank;

The driving device comprises a gear motor fixedly mounted on the reinforcing stand, a driving sprocket is mounted on an output shaft of the gear motor, a sprocket fixing flange is fixedly mounted on the drain pipe, a driven sprocket is fixedly mounted on the sprocket fixing flange, a transmission chain is wound between the driven sprocket and the driving sprocket, and the driving sprocket and the driven sprocket are in transmission connection through the transmission chain.

As an improved technical scheme, still be equipped with chain tensioning mechanism on the filtering pond, chain tensioning mechanism include fixed mounting in tensioning support on the filtering pond, the bar hole has been seted up on the tensioning support, tensioning sprocket is installed through the bar hole on the tensioning support, tensioning sprocket with drive chain meshes mutually.

As an improved technical scheme, an outer circular pressing plate is arranged on the periphery of the turntable framework, and the fan-shaped filter frames are in hooping connection through the outer circular pressing plate;

The rotary drum is characterized in that a plurality of fixing shafts are uniformly arranged on the rotary drum, the fixing shafts are respectively positioned between two adjacent fan-shaped filter frames, one end of each fixing shaft is fixedly arranged on the wall of the rotary drum, the other end of each fixing shaft penetrates through the outer circular pressing plate, and locking nuts are arranged in a threaded mode.

As an improved technical scheme, the bottom mud cleaning device comprises a mud suction pipe, wherein a plurality of mud suction holes are uniformly arranged at the bottom of the filter tank, and a plurality of mud suction holes are uniformly formed in the mud suction pipe along the length direction of the mud suction pipe;

the filter tank is provided with a first gate valve and a first electric ball valve communicated with the first gate valve, and the gate valve is communicated with each mud suction pipe by a first mud suction pipeline.

As an improved technical scheme, the bottom of the filter tank is provided with a plurality of supporting clamping seats, each supporting clamping seat is provided with a clamping groove, the mud suction pipe is arranged at the bottom of the filter tank through the supporting clamping seat and has a distance from the bottom surface of the filter tank, and the mud suction hole is formed in one side of the mud suction pipe, which faces the bottom of the filter tank.

As an improved technical scheme, the liquid level detection mechanism comprises a liquid level meter mounting seat fixedly mounted on the inner side of the filter tank, and a static pressure type liquid level meter is fixedly mounted on the liquid level meter mounting seat.

As an improved technical scheme, the filter cloth mud suction device comprises a mud suction box, the mud suction box faces to one side of the fiber filter cloth, a mud suction plate is fixedly arranged on one side of the fiber filter cloth, a strip-shaped mud suction port communicated with a mud suction cavity of the mud suction box is formed in the mud suction plate, the mud suction plate is propped against the fiber filter cloth, and a steel wire hose is communicated with the bottom of the mud suction box.

As an improved technical scheme, a suspension bracket is fixedly arranged on the inner side of the filter tank, a mud suction box is arranged on the suspension bracket, the strip-shaped mud suction opening is positioned in the middle position of the mud suction plate, and the mud suction plate is gradually lowered from the middle position to two side edges;

The filter tank is also provided with a second gate valve and a second electric ball valve communicated with the second gate valve, one end of the steel wire hose is communicated with the bottom of the mud suction box, and the second gate valve is respectively communicated with the other end of each steel wire hose by utilizing a second mud suction pipeline.

As an improved technical scheme, the suspension bracket comprises a cantilever fixedly arranged on the side wall of the filter tank, an open type rigging turnbuckle is arranged above the cantilever, the open type rigging turnbuckle is positioned between the cantilever and the filter tank, and two ends of the open type rigging turnbuckle are respectively connected with the filter tank and the cantilever;

The tip of cantilever install the backup pad, the one end of backup pad articulated install in on the cantilever, the suction box is located two that correspond the setting between the backup pad, just the other end of backup pad with suction box fixed connection, the torsional spring is still installed to the tip of cantilever, the torsion arm tip of torsional spring with the other end of backup pad is connected under the torsional spring effect, suction plate pastes and leans on the fiber filter cloth.

As an improved technical scheme, the filter tank is fixedly provided with a water pump outside, a water inlet of the water pump is respectively communicated with the first electric ball valve and the second electric ball valve by utilizing a third mud suction pipeline, a water outlet of the water pump is communicated with a mud discharge pipeline, and a check valve is arranged on the mud discharge pipeline.

After the technical scheme is adopted, the utility model has the beneficial effects that:

The fiber cloth rotary disc filtering equipment is characterized in that raw water enters a filter tank from a water inlet, the raw water submerges a rotary disc assembly, the water level in the filter tank is detected in real time through a liquid level detection mechanism, when the filter tank is in a filtering state, the rotary disc assembly is static so that solid suspended matters in the raw water settle and deposit, fiber cloth filters the raw water, the solid suspended matters in the raw water settle to the bottom of the filter tank or are intercepted by the fiber cloth, the raw water is filtered through the fiber cloth and then is collected into a water collecting cavity of a rotary drum, the raw water is discharged through a water discharging pipe, sludge settled to the bottom of the filter tank is cleaned by a tank bottom mud cleaning device, the sludge trapped on the fiber cloth forms a sludge layer, the filtration efficiency of the fiber cloth on the raw water can be reduced along with the accumulation of the sludge layer, the filtration efficiency of the fiber cloth on the raw water is lower than the water inlet rate of the filter tank, the liquid level in the filter tank can be further increased, when the liquid level detection mechanism detects that the liquid level in the filter tank rises to a set value, the equipment can automatically enter a back flushing state, and simultaneously, the suction device works to clean the sludge layer trapped on the fiber cloth, and when the fiber cloth is sucked from inside to outside, and the filter cloth can be continuously cleaned.

Through this fiber filter cloth carousel filtration equipment, can realize the effective filtration to the raw water, and possess automatic back flush function, back flush cleaning effect to the filter cloth and to the treatment effect of mud is good, utilizes the riding wheel to realize the bearing and the rotation installation of drain pipe, utilizes the sealed rotation installation of pressure disk and sealing washer realization drain pipe for the simple to operate and the rotation of main rotary drum subassembly are steady reliable, and the leakproofness is good, and the filter disc subassembly is installed firmly on main rotary drum subassembly, and filtering quality is good.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.

FIG. 1 is a schematic diagram of a fiber filter cloth rotary disc filtration apparatus of the present utility model;

FIG. 2 is a schematic diagram of the internal structure of a filter tank of the fiber cloth turntable filter device;

FIG. 3 is a schematic view of another perspective structure of the interior of the filter chamber of the fiber cloth turntable filter device of the present utility model;

FIG. 4 is a schematic cross-sectional view of a fiber cloth rotary disc filtration apparatus of the present utility model;

FIG. 5 is an enlarged schematic view of the portion I in FIG. 4;

FIG. 6 is a schematic cross-sectional view of a turntable assembly of the present utility model;

FIG. 7 is a schematic view of the construction of the main drum assembly of the present utility model;

FIG. 8 is a schematic view of a rotational mounting structure of the drain pipe of the present utility model;

FIG. 9 is a schematic cross-sectional view of a filter tray assembly of the present utility model;

FIG. 10 is a schematic diagram of the cooperative installation structure of the bottom mud cleaning device and the filter cloth mud absorbing device of the utility model;

FIG. 11 is a schematic diagram of the fitting structure of the suction pipe and the first suction pipe according to the present utility model;

FIG. 12 is a schematic structural view of a filter cloth suction device of the present utility model;

FIG. 13 is a schematic cross-sectional view of a filter cloth suction device of the present utility model;

Reference numerals: 1-a filter tank; 101-a water inlet; 102-a water outlet; 2-a turntable seat; 3-a main shaft; 4-a rotary drum; 401-a through hole; 5-a drain pipe; 6-bracket vertical plates; 7-a riding wheel bracket; 8-riding wheels; 9-rib plates; 10-sealing rings; 11-pressing plate; 12-sector filter frames; 1201-an insertion section; 13-fiber filter cloth; 14-an outer circular pressing plate; 15-a fixed shaft; 16-reinforcing the stand; 17-a gear motor; 18-a drive sprocket; 19-a sprocket mounting flange; 20-driven sprocket; 21-a transmission chain; 22-tensioning a bracket; 23-tensioning the sprocket; 24-a mud suction pipe; 2401-a mud suction hole; 25-supporting a clamping seat; 26-a first gate valve; 27-a first electrically powered ball valve; 28-a first suction line; 29-hydrostatic level gauge; 30-a mud sucking box; 31-a mud absorbing plate; 3101-a bar-shaped suction port; 32-wire hose; 33-a second gate valve; 34-a second electrically operated ball valve; 35-a second suction pipeline; 36-cantilever; 37-open rigging turnbuckle; 38-a support plate; 39-torsion spring; 40-water pump; 41-a third suction line; 42-a mud discharging pipeline; 43-check valve.

Detailed Description

The utility model will be further illustrated with reference to specific examples. The purpose and purpose of these exemplary embodiments are merely to illustrate the present utility model and are not intended to limit the true scope of the present utility model in any way.

As shown in fig. 1 to 13 together, this embodiment provides a fiber cloth rotary disc filtration apparatus, including a filter tank 1, wherein the filter tank 1 is provided with a water inlet 101 and a water outlet 102, a rotary disc assembly driven by a driving device is rotatably installed in the filter tank 1, a bottom of the filter tank 1 is provided with a bottom sludge cleaning device, the bottom sludge cleaning device is used for cleaning sludge at the bottom of the filter tank 1, the top of the filter tank 1 is provided with a liquid level detection mechanism, and the liquid level detection mechanism is used for detecting the liquid level in the filter tank 1 in real time.

The rotary table assembly comprises a main rotary drum assembly and a filter disc assembly, a rotary table seat 2 is arranged in the filter tank 1, the main rotary drum assembly is positioned between the rotary table seat 2 and the water outlet side of the filter tank 1, the filter disc assembly is provided with a plurality of filter disc assemblies, the plurality of filter disc assemblies are arranged on the main rotary drum assembly and used for filtering raw water, a plurality of filter cloth and mud suction devices which are respectively opposite to the filter disc assemblies are arranged in the filter tank 1, and the filter cloth and mud suction devices are used for cleaning sludge of the filter disc assemblies during back flushing.

The main rotary drum assembly comprises a main shaft 3, a rotary drum 4 and a drain pipe 5 which are sequentially arranged along the axial direction, one end of the rotary drum 4 is closed and fixedly connected with the main shaft 3, the other end of the rotary drum 4 is fixedly connected with the drain pipe 5 in a sealing way and is communicated with the drain pipe 5, the rotary drum 4 is provided with a water collecting cavity, and a plurality of through holes 401 are uniformly formed in the wall of the rotary drum 4.

The main shaft 3 rotates and installs on carousel seat 2, and the one end that drain pipe 5 kept away from rotary drum 4 extends to outside the filter 1 through delivery port 102 and sets up, and the play water side seal fixed mounting of filter 1 has support riser 6, and fixed mounting has a plurality of riding wheel supports 7 on the support riser 6, rotates on the riding wheel support 7 and installs riding wheel 8, and a plurality of riding wheels 8 are arranged along the circumference of drain pipe 5 and are set up, and riding wheel 8 support is leaned on the periphery wall of drain pipe 5.

In some embodiments of the present utility model, the turntable base 2 is fixedly provided with a bearing block, and the spindle 3 is rotatably mounted on the turntable base 2 by using the bearing block.

In some embodiments of the present utility model, one end of the main shaft 3, which is close to the rotary drum 4, is fixedly connected with the rotary drum 4, and a plurality of rib plates 9 are arranged between the main shaft 3 and the rotary drum 4, wherein the rib plates 9 are uniformly arranged along the circumferential direction of the main shaft 3, and the main shaft 3 is fixedly connected with the rotary drum 4 through the rib plates 9.

In some embodiments of the present utility model, three riding wheels 8 are provided, wherein two riding wheels 8 are located below the drain pipe 5 and are correspondingly arranged at two sides of the drain pipe 5, another riding wheel 8 is located above the drain pipe 5, and the three riding wheels 8 are arranged in a triangular position.

Still be equipped with seal assembly between drain pipe 5 and bracket riser 6, seal assembly includes sealing washer 10 and pressure disk 11, and sealing washer 10 suit is on drain pipe 5, and pressure disk 11 fixed mounting is on bracket riser 6, and sealing washer 10 is located between pressure disk 11 and the drain pipe 5, and the interior edge of sealing washer 10 is supported the pipe wall of leaning on drain pipe 5, and drain pipe 5 rotates sealing connection through pressure disk 11 and sealing washer 10 and bracket riser 6 for drain pipe 5 realizes the effective seal with between the bracket riser 6 when rotating the installation.

In some embodiments of the utility model, two sealing rings 10 are arranged side by side, so that the sealing effect is good, the pressure plate 11 is fixedly mounted on the bracket vertical plate 6 by using the mounting bolts, and the pressure plate 11 is detached, so that the sealing rings 10 can be replaced conveniently.

The filter disc assembly is evenly arranged along the axial direction of the rotary drum 4, the filter disc assembly comprises a fan-shaped filter frame 12 fixedly mounted on the rotary drum 4, the fan-shaped filter frame 12 is provided with an inserting portion 1201, the inserting portion 1201 extends into a water collecting cavity of the rotary drum 4 through a through hole 401, the fan-shaped filter frame 12 is provided with a plurality of fan-shaped filter frames 12 which are sequentially arranged along the circumferential direction of the rotary drum 4 to form a rotary disc framework, the outer side of the rotary disc framework is provided with fiber filter cloth 13, and the fiber filter cloth 13 is used for filtering raw water and can be made of polyester fibers such as acrylic fibers.

In some embodiments of the utility model, an outer circular pressing plate 14 is arranged on the periphery of the turntable framework, and the fan-shaped filter frames 12 are tightly hooped and connected through the outer circular pressing plate 14; the rotary drum 4 is also uniformly provided with a plurality of fixed shafts 15, the fixed shafts 15 are respectively positioned between two adjacent fan-shaped filter frames 12, one end of each fixed shaft 15 is fixedly arranged on the wall of the rotary drum 4, the other end of each fixed shaft 15 passes through the outer circular pressing plate 14, and locking nuts are arranged in a threaded manner. The filter disc assembly is firmly and reliably mounted on the rotary drum 4 through the outer circular pressing plate 14 and the fixed shaft 15.

In some embodiments of the present utility model, one end of the fixed shaft 15 is fixedly connected to the wall of the drum 4 by means of a threaded connection or welding.

In some embodiments of the present utility model, the side edge of the fan-shaped filter frame 12 is provided with a avoiding groove for avoiding the fixed shaft 15.

In some embodiments of the utility model, the water outlet side of the filter tank 1 is fixedly provided with a reinforcing vertical frame 16, the structural strength is high, and the bracket vertical plate 6 is fixedly connected with the reinforcing vertical frame 16.

The driving device comprises a gear motor 17 fixedly arranged on a reinforcing vertical frame 16, a driving sprocket 18 is arranged on an output shaft of the gear motor 17, a sprocket fixing flange 19 is fixedly arranged on the drain pipe 5, a driven sprocket 20 is fixedly arranged on the sprocket fixing flange 19, a transmission chain 21 is wound between the driven sprocket 20 and the driving sprocket 18, the driving sprocket 18 and the driven sprocket 20 are in transmission connection through the transmission chain 21, the gear motor 17 works, and the drain pipe 5 is driven to rotate through the driving sprocket 18, the transmission chain 21 and the driven sprocket 20.

The filter tank 1 is further provided with a chain tensioning mechanism, the chain tensioning mechanism comprises a tensioning support 22 fixedly arranged on the filter tank 1, a strip-shaped hole is formed in the tensioning support 22, a tensioning chain wheel 23 is arranged on the tensioning support 22 through the strip-shaped hole, the tensioning chain wheel 23 is meshed with the transmission chain 21, tensioning adjustment of the transmission chain 21 can be achieved through adjustment of the tensioning chain wheel 23, stable power transmission is ensured, and falling of the transmission chain 21 cannot occur.

The bottom mud cleaning device comprises a mud suction pipe 24, a plurality of mud suction holes 2401 are uniformly arranged at the bottom of the filter tank 1 on the mud suction pipe 24 along the length direction of the mud suction pipe 24.

In some embodiments of the present utility model, the bottom of the filter tank 1 is provided with a plurality of support holders 25, the support holders 25 are provided with a clamping groove, the suction pipe 24 is installed at the bottom of the filter tank 1 through the support holders 25, and a distance is provided between the suction pipe and the bottom surface of the filter tank 1, and the suction hole 2401 is formed on one side of the suction pipe 24 facing the bottom of the filter tank 1.

The filter tank 1 is provided with a first gate valve 26 and a first electric ball valve 27 communicated with the first gate valve 26, the gate valve is communicated with each sludge suction pipe 24 by utilizing a first sludge suction pipe 28, the on-off of the first sludge suction pipe 28 is controlled manually through the first gate valve 26, and the on-off of the first sludge suction pipe 28 is controlled automatically through the first electric ball valve 27.

The liquid level detection mechanism comprises a liquid level meter mounting seat fixedly mounted on the inner side of the filter tank 1, a static pressure type liquid level meter 29 is fixedly mounted on the liquid level meter mounting seat, and the static pressure type liquid level meter 29 is arranged towards the bottom of the filter tank 1 and is used for detecting the liquid level in the filter tank 1.

In some embodiments of the utility model, the gauge mount is fixedly mounted to the reinforcement stand 16.

The filter cloth mud absorbing device comprises a mud absorbing box 30, a mud absorbing plate 31 is fixedly arranged on one side, facing the fiber filter cloth 13, of the mud absorbing box 30, a strip-shaped mud absorbing port 3101 communicated with a mud absorbing cavity of the mud absorbing box 30 is formed in the mud absorbing plate 31, the mud absorbing plate 31 is propped against the fiber filter cloth 13, and a steel wire hose 32 is communicated with the bottom of the mud absorbing box 30. The mud absorbing plate 31 ensures closer adhesion with the fiber filter cloth 13, better mud absorbing effect on the fiber filter cloth 13, and the strip mud absorbing port 3101 arranged on the mud absorbing plate 31 can increase the suction force and has good mud cleaning effect.

In order to realize the installation of the mud suction box 30, a suspension bracket is fixedly installed on the inner side of the filter tank 1, and the mud suction box 30 is installed on the suspension bracket.

The bar-shaped mud suction opening 3101 is located in the middle position of the mud suction plate 31, the mud suction plate 31 is gradually lowered from the middle position to two side edges, scraping and interference during rotation of the fiber filter cloth 13 by the side edges of the mud suction plate 31 are avoided, and a mud layer on the fiber filter cloth 13 can be effectively rotated to the position of the bar-shaped mud suction opening 3101 along with rotation of a rotary table, so that a back flushing cleaning effect on the mud layer on the fiber filter cloth 13 is good.

The filter tank 1 is also provided with a second gate valve 33 and a second electric ball valve 34 communicated with the second gate valve 33, one end of the steel wire hose 32 is communicated with the bottom of the mud suction box 30, the second gate valve 33 is respectively communicated with the other end of each steel wire hose 32 by utilizing a second mud suction pipeline 35, the on-off of the second mud suction pipeline 35 is conveniently controlled manually through the second gate valve 33, and the on-off of the second mud suction pipeline 35 is conveniently and automatically controlled through the second electric ball valve 34.

The suspension bracket comprises a cantilever 36 fixedly arranged on the side wall of the filter tank 1, an open type rigging turnbuckle 37 is arranged above the cantilever 36, the open type rigging turnbuckle 37 is positioned between the cantilever 36 and the filter tank 1, and two ends of the open type rigging turnbuckle 37 are respectively connected with the filter tank 1 and the cantilever 36.

The tip of cantilever 36 installs backup pad 38, and backup pad 38's one end articulates installs on cantilever 36, and suction box 30 is located between two backup pads 38 of corresponding setting, and the other end and the suction box 30 fixed connection of backup pad 38, and torsion spring 39 is still installed to cantilever 36's tip, and torsion spring 39's torsion arm tip is connected with backup pad 38's the other end, under torsion spring 39 effect, and suction plate 31 pastes and leans on fiber filter cloth 13.

The outside of the filter tank 1 is fixedly provided with a water pump 40, a water inlet 101 of the water pump 40 is respectively communicated with the first electric ball valve 27 and the second electric ball valve 34 by utilizing a third mud suction pipeline 41, a water outlet 102 of the water pump 40 is communicated with a mud discharge pipeline 42, and a check valve 43 is arranged on the mud discharge pipeline 42.

According to the fiber cloth rotary disc filtering equipment with the structure, when the equipment works, raw water enters the filtering tank 1 from the water inlet 101, the raw water submerges the rotary disc assembly, the water level in the filtering tank 1 is detected in real time through the liquid level detection mechanism, when the equipment is in a filtering state, the rotary disc assembly is static so that solid suspended matters in the raw water settle and deposit, the raw water is filtered through the fiber cloth 13, the solid suspended matters in the raw water settle to the bottom of the filtering tank 1 or are intercepted by the fiber cloth 13, the raw water is filtered through the fiber cloth 13 and then is collected into a water collecting cavity of the rotary drum 4, the water is discharged through the water discharge pipe 5, sludge settled to the bottom of the filtering tank 1 is cleaned by the sludge cleaning device at the bottom of the tank, sludge trapped on the fiber cloth 13 forms a sludge layer, the filtering efficiency of the raw water can be reduced along with the accumulation of the sludge layer, the filtering efficiency of the raw water is lower than the water inlet speed of the water inlet 101, the liquid level in the filtering tank 1 can be increased, when the liquid level in the filtering mechanism detects that the liquid level in the filtering tank 1 rises to a set value, the equipment can automatically enter a back flushing state, the equipment is driven by the driving device to rotate, meanwhile, the sludge suction device works, the sludge is collected on the fiber cloth 13, and the filter cloth 13 can be cleaned outside the filtering cloth 13, and the filter cloth can be cleaned continuously.

Through this fiber filter cloth carousel filtration equipment, can realize the effective filtration to the raw water, and possess automatic back flush function, back flush cleaning effect to the filter cloth and to the treatment effect of mud is good, utilizes riding wheel 8 to realize the bearing and the rotation installation of drain pipe 5, utilizes pressure disk 11 and sealing washer 10 to realize the sealed rotation installation of drain pipe 5 for the simple to operate and the steady reliable of rotation of main rotary drum subassembly, the leakproofness is good, and the filter disc subassembly is installed firmly on main rotary drum subassembly, and filtering quality is good.

It should be understood that these examples are for the purpose of illustrating the utility model only and are not intended to limit the scope of the utility model. Furthermore, it is to be understood that various changes, modifications and/or variations may be made by those skilled in the art after reading the technical content of the present utility model, and that all such equivalents are intended to fall within the scope of the present utility model as defined in the appended claims.

Claims (10)

1. The utility model provides a fibre cloth carousel filtration equipment, includes the filtering pond, the filtering pond is equipped with water inlet, its characterized in that: the rotary table assembly driven by the driving device is rotatably arranged in the filter tank, the bottom of the filter tank is provided with a tank bottom mud cleaning device, and the top of the filter tank is provided with a liquid level detection mechanism;

The rotary table assembly comprises a main rotary drum assembly and a filter disc assembly, a rotary table seat is arranged in the filter tank, the main rotary drum assembly is positioned between the rotary table seat and the water outlet side of the filter tank, the filter disc assembly is provided with a plurality of filter disc assemblies, the filter disc assemblies are arranged on the main rotary drum assembly, and the filter tank is internally provided with a plurality of filter cloth mud sucking devices which are respectively opposite to the filter disc assemblies;

The main rotary drum assembly comprises a main shaft, a rotary drum and a drain pipe which are sequentially arranged along the axial direction, one end of the rotary drum is closed and fixedly connected with the main shaft, the other end of the rotary drum is fixedly connected with the drain pipe in a sealing way and communicated with the drain pipe, the rotary drum is provided with a water collecting cavity, and the wall of the rotary drum is uniformly provided with a plurality of through holes;

the main shaft is rotatably arranged on the turntable seat, one end of the drain pipe, which is far away from the rotary drum, extends to the outside of the filter tank, a bracket vertical plate is fixedly arranged on the water outlet side of the filter tank in a sealing way, a plurality of riding wheel brackets are fixedly arranged on the bracket vertical plate, riding wheels are rotatably arranged on the riding wheel brackets, a plurality of riding wheels are arranged along the circumferential direction of the drain pipe, and the riding wheels are propped against the peripheral wall of the drain pipe;

The sealing assembly comprises a sealing ring and a pressing plate, wherein the sealing ring is sleeved on the drain pipe, the pressing plate is fixedly arranged on the bracket vertical plate, the sealing ring is positioned between the pressing plate and the drain pipe, the inner edge of the sealing ring abuts against the pipe wall of the drain pipe, and the drain pipe is in rotary sealing connection with the bracket vertical plate through the pressing plate and the sealing ring;

The filter disc assembly is arranged along the axial direction of the rotary drum uniformly, the filter disc assembly comprises a fan-shaped filter frame fixedly mounted on the rotary drum, the fan-shaped filter frame is provided with an inserting part, the inserting part extends to the water collecting cavity of the rotary drum through the through hole, the fan-shaped filter frame is provided with a plurality of fan-shaped filter frames, the fan-shaped filter frames are sequentially arranged along the circumferential direction of the rotary drum to form a rotary disc framework, and the outer side of the rotary disc framework is provided with fiber filter cloth.

2. A fiber cloth carousel filtration device according to claim 1, wherein: the water outlet side of the filter tank is fixedly provided with a reinforcing vertical frame;

The driving device comprises a gear motor fixedly arranged on the reinforcing stand, a driving sprocket is arranged on an output shaft of the gear motor, a sprocket fixing flange is fixedly arranged on the drain pipe, a driven sprocket is fixedly arranged on the sprocket fixing flange, a transmission chain is wound between the driven sprocket and the driving sprocket, and the driving sprocket and the driven sprocket are in transmission connection through the transmission chain;

The filter tank is further provided with a chain tensioning mechanism, the chain tensioning mechanism comprises a tensioning support fixedly installed on the filter tank, a strip-shaped hole is formed in the tensioning support, a tensioning chain wheel is installed on the tensioning support through the strip-shaped hole, and the tensioning chain wheel is meshed with the transmission chain.

3. A fiber cloth carousel filtration device according to claim 1, wherein: an outer circular pressing plate is arranged on the periphery of the turntable framework, and the fan-shaped filter frames are tightly hooped and connected through the outer circular pressing plate;

The rotary drum is characterized in that a plurality of fixing shafts are uniformly arranged on the rotary drum, the fixing shafts are respectively positioned between two adjacent fan-shaped filter frames, one end of each fixing shaft is fixedly arranged on the wall of the rotary drum, the other end of each fixing shaft penetrates through the outer circular pressing plate, and locking nuts are arranged in a threaded mode.

4. A fiber cloth rotary disc filtration apparatus according to any one of claims 1 to 3, wherein: the mud cleaning device at the bottom of the tank comprises a mud suction pipe, a plurality of mud suction holes are uniformly arranged at the bottom of the filter tank, and a plurality of mud suction holes are uniformly formed in the mud suction pipe along the length direction of the mud suction pipe;

the filter tank is provided with a first gate valve and a first electric ball valve communicated with the first gate valve, and the gate valve is communicated with each mud suction pipe by a first mud suction pipeline.

5. A fiber cloth carousel filtration device according to claim 4, wherein: the filter bottom is provided with a plurality of support clamping seats, each support clamping seat is provided with a clamping groove, the mud suction pipe is arranged at the bottom of the filter through the support clamping seat, a distance is reserved between the mud suction pipe and the bottom surface of the filter, and the mud suction hole is formed in one side of the mud suction pipe, which faces the bottom of the filter.

6. A fiber cloth carousel filtration device according to claim 4, wherein: the liquid level detection mechanism comprises a liquid level meter mounting seat fixedly mounted on the inner side of the filter tank, and a static pressure type liquid level meter is fixedly mounted on the liquid level meter mounting seat.

7. A fiber cloth carousel filtration device according to claim 6, wherein: the filter cloth mud suction device comprises a mud suction box, a mud suction plate is fixedly arranged on one side of the fiber filter cloth and oriented to the mud suction box, a strip-shaped mud suction port communicated with a mud suction cavity of the mud suction box is formed in the mud suction plate, the mud suction plate is propped against the fiber filter cloth, and a steel wire hose is communicated with the bottom of the mud suction box.

8. A fiber cloth carousel filtration device according to claim 7, wherein: the inner side of the filter tank is fixedly provided with a suspension bracket, the mud suction box is arranged on the suspension bracket, the strip-shaped mud suction opening is positioned in the middle position of the mud suction plate, and the mud suction plate is gradually lowered from the middle position to two side edges;

The filter tank is also provided with a second gate valve and a second electric ball valve communicated with the second gate valve, one end of the steel wire hose is communicated with the bottom of the mud suction box, and the second gate valve is respectively communicated with the other end of each steel wire hose by utilizing a second mud suction pipeline.

9. A fiber cloth carousel filtration device according to claim 8, wherein: the suspension bracket comprises a cantilever fixedly arranged on the side wall of the filter tank, an open type rigging turnbuckle is arranged above the cantilever, the open type rigging turnbuckle is positioned between the cantilever and the filter tank, and two ends of the open type rigging turnbuckle are respectively connected with the filter tank and the cantilever;

The tip of cantilever install the backup pad, the one end of backup pad articulated install in on the cantilever, the suction box is located two that correspond the setting between the backup pad, just the other end of backup pad with suction box fixed connection, the torsional spring is still installed to the tip of cantilever, the torsion arm tip of torsional spring with the other end of backup pad is connected under the torsional spring effect, suction plate pastes and leans on the fiber filter cloth.

10. A fiber cloth carousel filtration device according to claim 8, wherein: the filter is characterized in that a water pump is fixedly arranged outside the filter, a water inlet of the water pump is respectively communicated with the first electric ball valve and the second electric ball valve by utilizing a third mud suction pipeline, a mud discharge pipeline is communicated with a water outlet of the water pump, and a check valve is arranged on the mud discharge pipeline.