Sewage filter material centrifugal machine

Abstract

The sewage filter material centrifugal machine comprises an installation platform, a lower barrel body is fixedly installed on the installation platform, an upper cover plate is installed on the lower barrel body in an overturning mode through a cover overturning power device, a bearing seat is fixedly installed in the lower barrel body, and a driving shaft is rotatably installed on the bearing seat; the driving shaft is fixedly connected with the rotary drum and is rotatably mounted in the lower barrel body, the driving shaft penetrates through the lower barrel body and the mounting platform, a plurality of centrifugal drainage holes are formed in the side wall of the rotary drum, a filter bag rotating synchronously is mounted in the rotary drum, and a pushing rod for pushing the filter bag is mounted in the driving shaft in a lifting manner. The pushing rod is adjusted to ascend and descend through a pushing device, the driving shaft is driven to rotate through a rotating power device, a feeding pipe and an exhaust pipe are arranged on the upper cover plate, a liquid outlet is formed in the bottom of the lower barrel body, and the liquid outlet penetrates through the mounting platform; the centrifugal machine can effectively separate flocculates in sewage to complete solid-liquid separation, and meanwhile, can effectively remove odor.

Description

Technical Field

[0001] The invention relates to the technical field of centrifuges, in particular to a sewage filter centrifuge. Background Art

[0002] Some open wastewater pools in sewage treatment plants will produce a large amount of smelly gases, affecting the normal production and living needs of the factory staff and surrounding residents. Therefore, deodorization and purification are required. There will be floating flocculants and other pollutants in the sewage, which will affect the purification efficiency during deodorization and purification. After the reaction in the wastewater pool, it will also accumulate in the wastewater pool and block the pipes and need to be cleaned manually. Therefore, solid-liquid separation is required to package the solid phase for composting and the liquid phase flows into the collection tank. At present, solid-liquid separation generally uses the activated sludge method, which directly introduces the sewage into the aeration tank and then into the sedimentation tank. The biological coagulation, adsorption and oxidation of the activated sludge are used to decompose and remove the organic pollutants in the sewage, and then the sludge is separated from the water. The process is cumbersome, and the sewage cannot be treated initially, and the odor cannot be eliminated in time. Summary of the invention

[0003] The technical problem to be solved by the present invention is: a sewage filter centrifuge, which can effectively separate flocculants in sewage, complete solid-liquid separation, and effectively remove the emission of odor.

[0004] To solve the above technical problems, the technical solution of the present invention is: a sewage filter centrifuge, comprising a mounting platform, a lower barrel body is fixedly mounted on the mounting platform, an upper cover plate is flipped and mounted on the lower barrel body by a flip power device, a bearing seat is fixedly mounted on the lower barrel body, a drive shaft is rotatably mounted on the bearing seat, the drive shaft is fixedly connected to a rotating drum and rotatably mounted in the lower barrel body, the drive shaft passes through the lower barrel body and the mounting platform, a plurality of centrifugal drainage holes are provided on the side wall of the rotating drum, a synchronously rotating filter bag is installed in the rotating drum, a pushing rod for pushing the filter bag is lifted and lowered in the driving shaft, the pushing rod is adjusted to rise and fall by a pushing device, the driving shaft is driven to rotate by a rotating power device, a feed pipe and an exhaust pipe are provided on the upper cover plate, a liquid outlet is provided at the bottom of the lower barrel body, and the liquid outlet passes through the mounting platform.

[0005] As a preferred solution, a conical protrusion is provided at the rotation center of the drum, a flange is provided at the upper opening of the drum, the filter bag is attached to the inner wall of the drum, the outer edge of the filter bag covers the flange of the drum, and an adjusting hoop is provided on the outer wall of the drum below the flange for fixing the outer edge of the filter bag, a clamping block for clamping the filter bag is supported on the conical protrusion, and the clamping block is rotatably connected to the push rod.

[0006] As a preferred solution, the drive shaft is inserted into the conical protrusion, a limiting top plate is provided in the conical protrusion, the end face of the drive shaft is connected to the limiting top plate screw, the push rod passes through the limiting top plate, and the rising height of the push rod is higher than the opening plane height of the lower barrel body.

[0007] As a preferred solution, an inner sleeve is embedded in the driving shaft, an inner rotating bearing is provided between the inner sleeve and the driving shaft, inner stop blocks are provided on both end surfaces of the driving shaft to limit the up and down movement of the inner sleeve, the pushing rod is lifted and installed in the inner sleeve, the pushing device includes a pushing platform located under the mounting platform, a pushing driving wheel which is rotatably installed on the pushing platform and cooperates with the thread of the pushing rod, a power driving wheel is gear-engaged with the pushing driving wheel, the power driving wheel is rotatably installed on the pushing platform, the power driving wheel is driven to rotate by a pushing power motor, and the pushing power motor is fixedly installed below the pushing platform.

[0008] As a preferred solution, the bearing seat is rotatably matched with the drive shaft through an external rotating bearing, and the upper end surface of the bearing seat and the lower end surface of the mounting platform are provided with external stop blocks for upper and lower restrictions on the external rotating bearing, and the external stop block on the lower end surface of the mounting platform is provided with a stepped groove that cooperates with the mounting platform.

[0009] As a preferred solution, a flushing pipe for flushing the side wall of the conical protrusion is provided on the upper cover plate.

[0010] As a preferred solution, the flip-top power device includes a flip-top cylinder hingedly mounted on a mounting platform, a flip seat is fixedly mounted on the lower barrel body, a flip rod is fixedly mounted on the upper cover plate, the flip rod is hinged to the flip seat, and the piston rod of the flip-top cylinder is hinged to the tail of the flip rod.

[0011] As a preferred solution, a fixing structure that fixes each other is provided between the upper cover plate and the lower barrel body.

[0012] After adopting the above technical scheme, the effect of the present invention is as follows: since the sewage filter centrifuge includes a mounting platform, a lower barrel body is fixedly mounted on the mounting platform, an upper cover plate is flipped and mounted on the lower barrel body through a flip cover power device, a bearing seat is fixedly mounted in the lower barrel body, a driving shaft is rotatably mounted on the bearing seat, the driving shaft is fixedly connected to the drum and rotatably mounted in the lower barrel body, the driving shaft passes through the lower barrel body and the mounting platform, a plurality of centrifugal drainage holes are arranged on the side wall of the drum, a synchronously rotating filter bag is installed in the drum, a pushing rod for pushing the filter bag is lifted and lowered in the driving shaft, the pushing rod is adjusted to rise and fall by the pushing device, the driving shaft is driven to rotate by the rotating power device, a feeding pipe and a pump are arranged on the upper cover plate The bottom of the lower barrel body is provided with a liquid outlet, and the liquid outlet passes through the installation platform; first, the flip power device flips the upper cover plate to cooperate with the lower barrel body to cover it, and then the sewage is transported into the drum through the feed pipe. After the quantitative sewage is transported, the exhaust pipe is synchronously opened to exhaust air, and the rotating power device drives the driving shaft to rotate and drive the drum to rotate, and the sewage is centrifugally thrown out, and the sewage is discharged from the liquid outlet, and the flocculants are left in the filter bag. Then, after stopping the rotation, the pushing device pushes the pushing rod to rise, so that the middle part of the filter bag rises, and the flocculants on the filter bag will gather together, open the upper cover plate, and manually clean out the gathered flocculants, and then repeat the above operation; the centrifuge can effectively separate the flocculants in the sewage, complete the solid-liquid separation, and can effectively remove the dispersion of odor.

[0013] Furthermore, since a conical protrusion is provided at the rotation center of the drum, a flange is provided at the upper opening of the drum, the filter bag is fitted on the inner wall of the drum, the outer edge of the filter bag covers the flange of the drum, and an adjusting clamp for fixing the outer edge of the filter bag is provided on the outer wall of the drum below the flange, a clamp for clamping the filter bag is supported on the conical protrusion, and the clamp is rotatably connected to the push rod; the conical protrusion can effectively accumulate the sewage in the drum and support the clamp so that the filter bag fits accurately in the drum, the tightness of the filter bag installation can be adjusted by adjusting the clamp, and the installation is convenient.

[0014] Furthermore, since the driving shaft is inserted into the conical protrusion, a limiting top plate is provided in the conical protrusion, the end face of the driving shaft is connected with the limiting top plate screws, the pushing rod passes through the limiting top plate, and the rising height of the pushing rod is higher than the opening plane height of the lower barrel body; in this way, when the driving shaft contacts the limiting top plate, the insertion is completed, and the installation is quick and accurate. Then, it is fixed by screws to ensure that the driving shaft can effectively drive the drum to rotate, and when the pushing rod rises, the filter bag can move the flocculants to the edge of the drum to facilitate unloading.

[0015] The jacking wheel is engaged with the driving wheel gear and the driving wheel is driven by the jacking motor to drive the jacking wheel to rotate, and the jacking motor is fixedly installed below the jacking platform; the inner sleeve can effectively separate the rotation of the driving shaft from the lifting and lowering of the jacking rod, the jacking rod is engaged with the jacking drive wheel thread, and the jacking drive wheel has a gear engaged with a power drive wheel, and the power drive wheel is rotatably installed on the jacking platform, and the power drive wheel is driven to rotate by the jacking power motor, and the jacking power motor is fixedly installed below the jacking platform; the inner sleeve can effectively separate the rotation of the driving shaft from the lifting and lowering of the jacking rod, the jacking rod is engaged with the jacking drive wheel thread, and the jacking drive wheel rotates on the jacking platform, which can make the jacking rod rise and fall, and can complete self-locking when it does not move. The power drive wheel and the jacking drive wheel are engaged for transmission, and the transmission is accurate.

[0016] Since the bearing seat is rotatably matched with the drive shaft through the external rotating bearing, the upper end surface of the bearing seat and the lower end surface of the mounting platform are provided with external stop blocks for limiting the upper and lower ends of the external rotating bearing, and the external stop block on the lower end surface of the mounting platform is provided with a stepped groove that cooperates with the mounting platform; in this way, a compression seal can be completed from the lower end surface of the mounting platform to ensure that the external rotating bearing is stably installed up and down.

[0017] Furthermore, since a flushing pipe for flushing the side wall of the conical protrusion is arranged on the upper cover plate, it is convenient to effectively gather the flocculants when the filter bag is subsequently raised or lowered, thereby improving the cleaning effect.

[0018] Furthermore, since the flip-top power device comprises a flip-top cylinder hingedly mounted on the mounting platform, a flip seat is fixedly mounted on the lower barrel body, a flip rod is fixedly mounted on the upper cover plate, the flip rod is hinged to the flip seat, and the piston rod of the flip-top cylinder is hinged to the tail of the flip rod; the flip rod can be driven to flip around the hinge point hinged to the flip seat by the extension and retraction of the piston rod of the flip-top cylinder, the structure is simple and reliable, and the use effect is improved.

[0019] Furthermore, since a fixing structure is provided between the upper cover plate and the lower barrel body, it is ensured that the sealing is stable and reliable after the upper cover plate is covered on the lower barrel body. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The present invention is further described below in conjunction with the accompanying drawings and embodiments.

[0021] Figure 1 is a stereogram of an embodiment of the present invention;

[0022] Figure 2 is a cross-sectional view of an embodiment of the present invention;

[0023] Figure 3 yes Figure 2 A partial enlarged view of point A;

[0024] Figure 4 yes Figure 2 A partial enlarged view of point B;

[0025] Figure 5 2 is a schematic diagram of the structure inside the drum of an embodiment of the present invention;

[0026] In the attached figure: 1, installation platform; 2, lower barrel; 3, upper cover; 4, bearing seat; 5, drive shaft; 6, drum; 7, centrifugal drainage hole; 8, filter bag; 9, push rod; 10, feed pipe; 11, suction pipe; 12, liquid outlet; 13, conical protrusion; 14, adjustment hoop; 15, upper clamping block; 16, lower clamping block; 17, push rotating bearing; 18, limit top plate; 19, limit top plate screw; 20, inner sleeve; 2 1. Inner rotating bearing; 22. Inner stopper; 23. Pushing platform; 24. Pushing driving wheel; 25. Power driving wheel; 26. Pushing power motor; 27. Outer rotating bearing; 28. Outer stopper; 29. ​​Step groove; 30. Flushing pipe; 31. Flip cylinder; 32. Flip seat; 33. Flip rod; 34. Articulated seat; 35. Press lock; 36. Rotating motor; 37. Driving wheel; 38. Driven wheel; 39. Transmission belt. DETAILED DESCRIPTION

[0027] The present invention is further described in detail below through specific examples.

[0028] like Figures 1 to 5 As shown, a sewage filter centrifuge comprises a mounting platform 1, a lower barrel body 2 is fixedly mounted on the mounting platform 1, an upper cover plate 3 is flipped and mounted on the lower barrel body 2 by a flip cover power device, a bearing seat 4 is fixedly mounted in the lower barrel body 2, a drive shaft 5 is rotatably mounted on the bearing seat 4, the drive shaft 5 is fixedly connected to a rotary drum 6 and rotatably mounted in the lower barrel body 2, the drive shaft 5 passes through the lower barrel body 2 and the mounting platform 1, a plurality of centrifugal drainage holes 7 are arranged on the side wall of the rotary drum 6, a synchronously rotating filter bag 8 is installed in the rotary drum 6, a push rod 9 for pushing the filter bag 8 is lifted and mounted in the drive shaft 5, the push rod 9 is adjusted to lift and lower by a push device, the drive shaft 5 is driven to rotate by a rotating power device, a feed pipe 10 and an exhaust pipe 11 are arranged on the upper cover plate 3, a liquid outlet 12 is arranged at the bottom of the lower barrel body 2, and the liquid outlet 12 passes through the mounting platform 1.

[0029] like Figure 2The rotating center of the drum 6 is provided with a conical protrusion 13, the upper opening of the drum 6 is provided with a flange, the filter bag 8 is attached to the inner wall of the drum 6, the outer edge of the filter bag 8 covers the flange of the drum 6, the outer wall of the drum 6 is provided with an adjustment hoop 14 for fixing the outer edge of the filter bag 8 below the flange, the conical protrusion 13 supports a clamping block for clamping the filter bag 8, and the clamping block is rotatably connected to the push rod 9; the drum 6 is a columnar structure, and the conical protrusion 13 is located at the center of the drum 6, so that the conical protrusion 13 can rotate the drum 6. The sewage in the drum 6 is effectively accumulated, and the top of the conical protrusion 13 can support the clamping block, so that the filter bag 8 fits accurately in the drum 6. The clamping block is divided into an upper clamping block 15 and a lower clamping block 16, and the filter bag 8 can be pressed by fixing the two with screws, and a pushing and rotating bearing 17 is provided between the pushing rod 9 and the lower clamping block 16 to ensure effective connection and pushing without affecting the rotation of the filter bag 8. The tightness of the installation of the filter bag 8 can be adjusted by adjusting the clamping hoop 14. The adjusting clamping hoop 14 is located below the flange to improve the fixing effect of the filter bag 8 and facilitate installation.

[0030] Furthermore, the drive shaft 5 is inserted into the conical protrusion 13, and a limiting top plate 18 is provided in the conical protrusion 13. The end face of the drive shaft 5 is connected to the limiting top plate screw 19, and the push rod 9 passes through the limiting top plate 18. The rising height of the push rod 9 is higher than the opening plane height of the lower barrel body 2; in this way, when the drive shaft 5 contacts the limiting top plate 18, the insertion is completed, and the installation is quick and accurate. Then, it is fixed by screws to ensure that the drive shaft 5 can effectively drive the drum 6 to rotate, and when the push rod 9 rises, the filter bag 8 can move the flocculants to the edge of the drum 6 to facilitate unloading.

[0031] like Figure 3 and Figure 4 As shown, the driving shaft 5 is embedded with an inner sleeve 20, an inner rotating bearing 21 is provided between the inner sleeve 20 and the driving shaft 5, and inner stoppers 22 are provided on both end surfaces of the driving shaft 5 to limit the up and down movement of the inner sleeve 20. The push rod 9 is lifted and installed in the inner sleeve 20, and the push device includes a push platform 23 located under the mounting platform 1, and a push driving wheel 24 that is threadedly matched with the push rod 9 is rotatably installed on the push platform 23, and the push driving wheel 24 is gear-kneaded with a power driving wheel 25, and the power driving wheel The driving wheel 25 is rotatably installed on the jacking platform 23, and the power driving wheel 25 is driven to rotate by the jacking power motor 26, and the jacking power motor 26 is fixedly installed below the jacking platform 23; the jacking power motor 26 drives the power driving wheel 25 to rotate, and drives the jacking driving wheel 24 to rotate on the jacking platform 23, so that the jacking rod 9 can be raised and lowered, and the jacking rod 9 will not be affected by the rotation of the driving shaft 5 in the inner sleeve 20, and can complete self-locking without moving. The power driving wheel 25 and the jacking driving wheel 24 are kneaded for transmission, and the transmission is accurate.

[0032] In this embodiment, the bearing seat 4 is rotatably matched with the drive shaft 5 through the external rotating bearing 27. The upper end surface of the bearing seat 4 and the lower end surface of the mounting platform 1 are provided with an external stopper 28 for limiting the external rotating bearing 27 up and down. The external stopper 28 on the lower end surface of the mounting platform 1 is provided with a stepped groove 29 that cooperates with the mounting platform 1. The external rotating bearing 27 is respectively located on the upper end surface and the lower end surface of the bearing seat 4, and the stepped groove 29 completes the compression seal from the lower end surface of the mounting platform 1 to ensure that the external rotating bearing 27 is stably installed up and down, and the drive shaft 5 rotates stably in the bearing seat 4.

[0033] like Figure 2 As shown, the upper cover plate 3 is provided with a flushing pipe 30 for flushing the side wall of the conical protrusion 13; thus, after centrifugation, the filter bag 8 covering the conical protrusion 13 will also have flocs attached thereto, so flushing through the flushing pipe 30 can better facilitate the subsequent lifting and lowering of the filter bag 8 to effectively gather the flocs and improve the cleaning effect.

[0034] In this embodiment, the flip-top power device includes a flip-top cylinder 31 hingedly mounted on the mounting platform 1, a flip seat 32 is fixedly mounted on the lower barrel 2, a flip rod 33 is fixedly mounted on the upper cover plate 3, the flip rod 33 is hinged to the flip seat 32, and the piston rod of the flip-top cylinder 31 is hinged to the tail of the flip rod 33; the flip cylinder is mounted on the mounting platform 1 through a hinge seat 34, and the flip rod 33 can be driven to flip around the hinge point hinged to the flip seat 32 by the extension and retraction of the piston rod of the flip cylinder 31, the structure is simple and reliable, and the use effect is improved.

[0035] Furthermore, a fixing structure that fixes each other is provided between the upper cover plate 3 and the lower barrel body 2; the fixing structure is a push lock buckle 35, which is easy to install and use. Of course, structures such as bolts and nuts can also be used. The push lock buckle 35 is an existing structure on the market, so it is not described in detail in this article.

[0036] The rotary power device includes a rotary motor 36 fixedly mounted on the mounting platform 1, the output shaft of the rotary motor 36 passes through the mounting platform 1, a driving wheel 37 is fixedly mounted on the output shaft, a driven wheel 38 is mounted on the driving shaft 5 through a keyway, and a transmission belt 39 is used to transmit the power between the driving wheel 37 and the driven wheel 38 to complete the driving.

[0037] The working principle of this embodiment is as follows: first, the cover cylinder 31 rises and flips the upper cover plate 3 to cover the lower barrel 2, then fixes it by pressing the lock buckle 35, then the sewage is transported into the drum 6 through the feed pipe 10, and after the quantitative sewage is transported, the suction pipe 11 is synchronously opened to exhaust, and the rotating motor 36 drives the driving wheel 37 to rotate and drives the driven wheel 38 to rotate, so that the driving shaft 5 rotates and drives the drum 6 to rotate, and the sewage is centrifugally thrown out, and the flocculants are left in the filter bag 8, and then the rotation stops, and the flushing pipe is flushed. 30 The conical surface of the conical protrusion 13 is rinsed, and the drum 6 continues to rotate. After rinsing, the excess sewage is centrifugally thrown out and the sewage is discharged from the liquid outlet 12. The jacking power motor 26 drives the power driving wheel 25 to rotate, driving the jacking driving wheel 24 to rotate on the jacking platform 23. The jacking rod 9 is lifted and lifted to lift the filter bag 8. The middle part of the filter bag 8 rises, and the flocculants on the filter bag 8 will gather together. Open the upper cover plate 3, manually clean out the gathered flocculants, and then repeat the above operation.

[0038] The above-described embodiments are merely descriptions of preferred implementations of the present invention and are not intended to limit the scope of the present invention. Various modifications and alterations to the technical solutions of the present invention without departing from the spirit of the present invention should fall within the scope of protection defined by the claims of the present invention.

Claims

1. A sewage filter centrifuge, comprising a mounting platform, on which a lower barrel is fixedly mounted, and on which an upper cover is flipped and mounted by a flip cover power device, characterized in that: A bearing seat is fixedly installed in the lower barrel body, and a driving shaft is rotatably installed on the bearing seat. The driving shaft is fixedly connected to the drum and rotatably installed in the lower barrel body. The driving shaft passes through the lower barrel body and the mounting platform. A plurality of centrifugal drainage holes are provided on the side wall of the drum. A synchronously rotating filter bag is installed in the drum. A pushing rod for pushing the filter bag is lifted and lowered in the driving shaft. The pushing rod is adjusted to rise and fall by the pushing device. The driving shaft is driven to rotate by a rotating power device. A feeding pipe and an exhaust pipe are provided on the upper cover plate. A liquid outlet is provided at the bottom of the lower barrel body, and the liquid outlet passes through the mounting platform.

2. A sewage filter centrifuge as claimed in claim 1, characterized in that: A conical protrusion is provided at the rotation center of the drum, a flange is provided at the upper opening of the drum, the filter bag is attached to the inner wall of the drum, the outer edge of the filter bag covers the flange of the drum, an adjustment hoop is provided on the outer wall of the drum below the flange for fixing the outer edge of the filter bag, a clamping block for clamping the filter bag is supported on the conical protrusion, and the clamping block is rotatably connected to the push rod.

3. A sewage filter centrifuge as claimed in claim 2, characterized in that: The drive shaft is inserted into the conical protrusion, a limit top plate is arranged in the conical protrusion, the end face of the drive shaft is connected with the limit top plate screw, the push rod passes through the limit top plate, and the rising height of the push rod is higher than the opening plane height of the lower barrel body.

4. A sewage filter centrifuge as claimed in claim 3, characterized in that: An inner sleeve is embedded in the driving shaft, an inner rotating bearing is provided between the inner sleeve and the driving shaft, inner stop blocks are provided on both end surfaces of the driving shaft for limiting the up and down movement of the inner sleeve, the pushing rod is lifted and installed in the inner sleeve, the pushing device includes a pushing platform located under the mounting platform, a pushing driving wheel which is rotatably installed on the pushing platform and is matched with the thread of the pushing rod, a power driving wheel is gear-engaged with the pushing driving wheel, the power driving wheel is rotatably installed on the pushing platform, the power driving wheel is driven to rotate by a pushing power motor, and the pushing power motor is fixedly installed below the pushing platform.

5. A sewage filter centrifuge as claimed in claim 4, characterized in that: The bearing seat is rotatably matched with the drive shaft through an external rotating bearing, and the upper end surface of the bearing seat and the lower end surface of the mounting platform are provided with external stoppers for upper and lower restrictions on the external rotating bearing, and the external stopper on the lower end surface of the mounting platform is provided with a stepped groove that cooperates with the mounting platform.

6. A sewage filter centrifuge as claimed in claim 5, characterized in that: The upper cover plate is provided with a flushing pipe for flushing the side wall of the conical protrusion.

7. A sewage filter centrifuge as claimed in claim 6, characterized in that: The flip power device comprises a flip cylinder hingedly mounted on a mounting platform, a flip seat fixedly mounted on the lower barrel body, a flip rod fixedly mounted on the upper cover plate, the flip rod is hingedly mounted to the flip seat, and a piston rod of the flip cylinder is hingedly mounted to the tail of the flip rod.

8. A sewage filter centrifuge as claimed in claim 7, characterized in that: A fixing structure that is fixed to each other is provided between the upper cover plate and the lower barrel body.

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