Disc type pretreatment filtering device for electronic wastewater

Abstract

The utility model discloses a disc type pretreatment filtering device for electronic wastewater, which belongs to the technical field of wastewater treatment, and is characterized by comprising a water inlet pipe, a water outlet pipe is arranged on the right side of the water inlet pipe, a disc type filter is communicated between the water outlet pipe and the water inlet pipe, and the front side of the water inlet pipe is communicated with an L-shaped pipe; by arranging the water inlet pipe, the water outlet pipe, the disc filter, the guide pipe, the treatment cylinder, a cover plate, an L-shaped pipe, a filtering assembly, a cleaning assembly and a timing slag discharge valve, when the device is used, electronic wastewater is externally connected through the guide pipe and enters the treatment cylinder; then residues in the electronic wastewater are filtered through a filter screen frame located at the top of the L-shaped pipe, and the filter screen frame rotates at the top of an annular plate of the filter screen frame after being impacted by the electronic wastewater in the process, so that the electronic wastewater is better filtered through the filter screen frame.

Description

Technical Field

[0001] The utility model relates to the technical field of wastewater treatment, in particular to a disc-type pre-treatment filtering device for electronic wastewater. Background Art

[0002] Wastewater pretreatment generally uses mesh filters and conventional coagulation and sedimentation. The mesh filter uses the pore size of the filter to retain larger suspended solids in the wastewater. However, due to the small particle size of pollutants in the electronics industry wastewater, a specific disc-type pretreatment filter device is required to treat the electronic wastewater.

[0003] At present, a Chinese utility model with announcement number: CN207786074U discloses a disc-type pretreatment filter for electronic wastewater. This utility model relates to the field of wastewater treatment technology, and specifically to a disc-type pretreatment filter device for electronic wastewater, including an inlet pipe and an outlet pipe, a disc filter is arranged between the inlet pipe and the outlet pipe, the inlet pipe is connected to the disc filter through an inlet valve, and the inlet valve is also connected to a backwash pipe; the outlet pipe is connected to the disc filter through an outlet valve, and the outlet valve is also connected to a pressure storage tank; a compressed air inlet is also arranged on the outlet pipe, and the compressed air inlet is connected to an air compression device, and the air compression device is connected to the pressure storage tank through an inlet pipe. This utility model has a simple and compact structure for the disc-type pretreatment filter device for electronic wastewater, occupies a small area, has a low operating cost, has stable outlet water quality, and has a large filtration flow rate.

[0004] The existing disc-type pretreatment filter device for electronic wastewater cannot pretreat its electronic wastewater during use, which inevitably leads to the disc-type pretreatment filter device being easily blocked, thereby causing the disc-type pretreatment filter device to need backwashing, thereby reducing the filtering efficiency of its electronic wastewater. Utility Model Content

[0005] The utility model provides a disc-type pre-treatment filter device for electronic waste water, aiming to solve the problem that the existing disc-type pre-treatment filter device for electronic waste water cannot pre-treat its electronic waste water during use, which inevitably leads to the problem that its disc-type pre-treatment filter device is prone to clogging, thereby causing its disc-type pre-treatment filter device to need backwashing, thereby reducing the filtering efficiency of its electronic waste water.

[0006] The utility model is implemented as follows: a disc-type pre-treatment filter device for electronic wastewater comprises an inlet pipe, a water outlet pipe is arranged on the right side of the inlet pipe, a disc-type filter is connected between the water outlet pipe and the inlet pipe, an L-shaped pipe is connected to the front side of the inlet pipe, the front side of the L-shaped pipe is located inside the treatment cylinder, a cover plate is bolted to the top of the treatment cylinder, a conduit is connected to the front side of the treatment cylinder, a filter assembly is arranged on the top of the L-shaped pipe, the filter assembly is located inside the treatment cylinder, a cleaning assembly is arranged on the outside of the filter assembly, and a timed slag discharge valve is connected to the bottom of the treatment cylinder;

[0007] The filter assembly comprises a ring plate and a filter screen frame, wherein the ring plate is welded to the outside of the top of the L-shaped tube, and the filter screen frame is rotatably connected to the top of the ring plate, and the filter screen frame is located inside the treatment cylinder.

[0008] In order to achieve the effect of cleaning the filter component, as a disc-type pretreatment filter device for electronic wastewater of the utility model, the cleaning component includes a timing servo motor, a shaft rod and a cleaning brush. The timing servo motor is bolted to the top of the cover plate, and the output end of the timing servo motor passes through the top of the cover plate. The top of the shaft rod is bolted to the output end of the timing servo motor, and the bottom of the shaft rod passes through the top of the filter frame and the inside of the L-shaped tube in sequence and is located on the top side of the timing slag discharge valve.

[0009] In order to facilitate the user to lift the cover for use, as a preferred disc-type pre-treatment filter device for electronic wastewater of the utility model, handles are bolted on both sides of the top of the cover, and anti-slip patterns are provided on the outer sides of the handles.

[0010] In order to facilitate the inspection of the pressure of the L-shaped pipe when the wastewater is passed through it, a disc-type pretreatment filter device for electronic wastewater is preferably used in the utility model. A pressure gauge is welded on the top of the conduit, and the bottom of the pressure gauge is connected to the top of the conduit.

[0011] In order to achieve the effect of improving the sealing of the connection between the cover plate and the treatment cylinder, as a preferred disc-type pre-treatment filter device for electronic wastewater of the utility model, a sealing plate is welded to the bottom of the cover plate, and the sealing plate is clamped on the top side of the inside of the treatment cylinder.

[0012] In order to further improve the sealing effect of the connection between the treatment cylinder and its cover plate, as a preferred disc-type pre-treatment filter device for electronic waste water of the utility model, a sealing gasket is embedded on the outer side of the top of the treatment cylinder, and the sealing gasket is made of rubber material.

[0013] In order to achieve the effect of supporting the use of the treatment cylinder, as a preferred disc-type pre-treatment filter device for electronic waste water of the utility model, the triangles at the bottom of the treatment cylinder are welded with legs, and the bottom of the legs is welded with a reinforcement plate.

[0014] In order to achieve the effect of improving the slag discharge speed of the timed slag discharge valve, as a preferred disc-type pretreatment filter device for electronic wastewater of the utility model, a spiral blade is welded at the bottom of the outer side of the shaft, and the spiral blade is located at the top of the timed slag discharge valve.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] The disc-type pre-treatment filter device for electronic waste water is provided with an inlet pipe, an outlet pipe, a disc-type filter, a conduit, a treatment barrel, a cover plate, an L-shaped pipe, a filter assembly, a cleaning assembly and a timed slag discharge valve. When in use, the conduit is used to connect the electronic waste water to enter the interior of the treatment barrel, and then the residue in the electronic waste water is filtered through the filter frame located at the top of the L-shaped pipe. In the process, the filter frame is impacted by the electronic waste water and rotates on the top of the ring plate, so that the filter frame can better filter the electronic waste water, and then the filtered electronic waste water is filtered. The electronic wastewater is discharged into the water inlet pipe through the L-shaped pipe, and then the water inlet pipe discharges the electronic wastewater into the disc filter for re-filtration, and then the filtered wastewater enters the outlet pipe for discharge. In this process, the surface of the filter frame is cleaned through the timed cleaning component, and then the residue on the surface of the filter frame falls off and is adjusted to the inside of the treatment cylinder, and then the timed residue discharge valve is used to discharge the residue. This not only reduces the blockage of the disc filter, but also reduces the backwashing times of the disc filter, thereby improving the filtration efficiency of its electronic wastewater. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is the overall structural diagram of the disc-type pre-treatment filter device for electronic wastewater of the utility model;

[0018] Figure 2 It is a plan view of the processing cylinder in the utility model;

[0019] Figure 3 It is a plan view of the filter assembly in the utility model;

[0020] Figure 4 It is a plan view of the cleaning component in the utility model;

[0021] Figure 5 It is a plan view of the cover plate in the utility model.

[0022] In the figure, 1. water inlet pipe; 2. water outlet pipe; 3. disc filter; 4. L-shaped pipe; 5. treatment cylinder; 6. cover plate; 7. conduit; 8. filter assembly; 801. ring plate; 802. filter frame; 9. cleaning assembly; 901. timing servo motor; 902. shaft; 903. cleaning brush; 10. timing slag discharge valve; 11. handle; 12. pressure gauge; 13. sealing plate; 14. sealing gasket; 15. support leg; 16. spiral blade. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0024] In the description of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, in the description of the present invention, "multiple" means two or more, unless otherwise clearly and specifically defined.

[0025] See also Figure 1-5 The utility model provides a technical solution: a disc-type pre-treatment filter device for electronic wastewater, comprising an inlet pipe 1, a water outlet pipe 2 is arranged on the right side of the inlet pipe 1, a disc filter 3 is connected between the outlet pipe 2 and the inlet pipe 1, an L-shaped pipe 4 is connected to the front side of the inlet pipe 1, the front side of the L-shaped pipe 4 is located inside the treatment tube 5, a cover plate 6 is bolted to the top of the treatment tube 5, a guide tube 7 is connected to the front side of the treatment tube 5, a filter assembly 8 is arranged on the top of the L-shaped pipe 4, the filter assembly 8 is located inside the treatment tube 5, a cleaning assembly 9 is arranged on the outside of the filter assembly 8, and a timed slag discharge valve 10 is connected to the bottom of the treatment tube 5;

[0026] The filter assembly 8 includes a ring plate 801 and a filter screen frame 802 . The ring plate 801 is welded to the outside of the top of the L-shaped tube 4 . The filter screen frame 802 is rotatably connected to the top of the ring plate 801 . The filter screen frame 802 is located inside the treatment cylinder 5 .

[0027] In this embodiment, by arranging the water inlet pipe 1, the water outlet pipe 2, the disc filter 3, the conduit 7, the treatment cylinder 5, the cover plate 6, the L-shaped tube 4, the filter assembly 8, the cleaning assembly 9 and the timed slag discharge valve 10, when in use, the electronic waste water is connected to the treatment cylinder 5 by the conduit 7, and then the residue inside the electronic waste water is filtered through the filter frame 802 located at the top of the L-shaped tube 4, and in this process, the filter frame 802 is impacted by the electronic waste water and rotates on the top of the ring plate 801, so that the filter frame 802 can better filter the electronic waste water, and then the filtered electronic waste water is filtered. The waste water is discharged into the water inlet pipe 1 through the L-shaped pipe 4, and then the water inlet pipe 1 discharges the electronic waste water into the disc filter 3 for re-filtration, and then the filtered waste water enters the outlet pipe 2 for discharge. In this process, the surface of the filter frame 802 is cleaned through the timed cleaning component 9, and then the residue on the surface of the filter frame 802 falls off and is adjusted to the inside of the treatment cylinder 5, and then the timed residue discharge valve 10 is used to discharge the residue in a timely manner, which not only reduces the blockage of the disc filter 3, but also reduces the backwashing times of the disc filter 3, thereby improving the filtration efficiency of its electronic waste water.

[0028] As a technical optimization solution of the utility model, the cleaning component 9 includes a timing servo motor 901, a shaft rod 902 and a cleaning brush 903. The timing servo motor 901 is bolted to the top of the cover plate 6, and the output end of the timing servo motor 901 passes through the top of the cover plate 6. The top of the shaft rod 902 is bolted to the output end of the timing servo motor 901, and the bottom of the shaft rod 902 passes through the top of the filter frame 802 and the interior of the L-shaped tube 4 in sequence and is located on the top side of the timing slag discharge valve 10.

[0029] In this embodiment: by setting a timing servo motor 901, a shaft 902 and a cleaning brush 903, the timing servo motor 901 drives the shaft 902 and the cleaning brush 903 to clean the surface of the filter frame 802, and then the residue on the surface of the filter frame 802 falls off and is adjusted to the inside of the treatment cylinder 5, and then the timing residue discharge valve 10 is used to discharge the residue, thereby not only reducing the blockage of the disc filter 3, but also reducing the number of backwashing times of the disc filter 3, thereby improving the filtration efficiency of its electronic waste water.

[0030] As a technical optimization solution of the present invention, handles 11 are bolted to both sides of the top of the cover plate 6 , and anti-slip patterns are provided on the outer sides of the handles 11 .

[0031] In this embodiment, the handle 11 is provided to facilitate the user to lift the cover plate 6 for use, thereby improving the convenience during use.

[0032] As a technical optimization solution of the present invention, a pressure gauge 12 is welded to the top of the conduit 7 , and the bottom of the pressure gauge 12 is connected to the top of the conduit 7 .

[0033] In this embodiment, by providing a pressure gauge 12, it is possible to detect the pressure of the L-shaped pipe 4 when waste water is introduced therein, thereby facilitating use.

[0034] As a technical optimization solution of the present invention, a sealing plate 13 is welded to the bottom of the cover plate 6 , and the sealing plate 13 is clamped on the top side of the inside of the processing cylinder 5 .

[0035] In this embodiment, the sealing plate 13 is provided to improve the sealing effect of the connection between the cover plate 6 and the treatment cylinder 5 .

[0036] As a technical optimization solution of the present invention, a sealing gasket 14 is embedded in the outer side of the top of the processing cylinder 5, and the sealing gasket 14 is made of rubber material.

[0037] In this embodiment, a sealing gasket 14 is provided to further improve the sealing effect of the connection between the treatment cylinder 5 and the cover plate 6 .

[0038] As a technical optimization solution of the utility model, the triangles at the bottom of the processing tube 5 are welded with supporting legs 15, and the bottoms of the supporting legs 15 are welded with reinforcing plates.

[0039] In this embodiment, the legs 15 are provided to support the treatment tube 5 , thereby improving the stability of the treatment tube 5 during use.

[0040] As a technical optimization solution of the present invention, a spiral blade 16 is welded to the bottom of the outer side of the shaft 902 , and the spiral blade 16 is located at the top of the timing slag discharge valve 10 .

[0041] In this embodiment, the spiral blade 16 is provided, so that when the shaft 902 drives the spiral blade 16 to rotate, the timing slag discharge valve 10 is used to increase the slag discharge speed.

[0042] Working principle: First, the electronic waste water is connected to the treatment tube 5 through its conduit 7, and then the residue inside the electronic waste water is filtered through the filter frame 802 located at the top of the L-shaped tube 4. In this process, the filter frame 802 is impacted by the electronic waste water and rotates on the top of the ring plate 801, so that the filter frame 802 can better filter the electronic waste water. The filtered electronic waste water is then discharged into the water inlet pipe 1 through the L-shaped tube 4, and the water inlet pipe 1 then discharges the electronic waste water into the disc filter 3. The wastewater is re-filtered inside, and then the filtered wastewater enters the outlet pipe 2 for discharge. In this process, the timing servo motor 901 drives the shaft 902 and the cleaning brush 903 to clean the surface of the filter frame 802. The residue on the surface of the filter frame 802 falls off and is adjusted to the inside of the treatment cylinder 5. The residue is then discharged in time with the timing discharge valve 10. This not only reduces the blockage of the disc filter 3, but also reduces the backwashing times of the disc filter 3, thereby improving the filtration efficiency of the electronic wastewater.

[0043] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A disc-type pre-treatment filter device for electronic wastewater, comprising a water inlet pipe (1), characterized in that: A water outlet pipe (2) is arranged on the right side of the water inlet pipe (1); a disc filter (3) is connected between the water outlet pipe (2) and the water inlet pipe (1); an L-shaped pipe (4) is connected to the front side of the water inlet pipe (1); the front side of the L-shaped pipe (4) is located inside the treatment cylinder (5); a cover plate (6) is bolted to the top of the treatment cylinder (5); a guide tube (7) is connected to the front side of the treatment cylinder (5); a filter assembly (8) is arranged on the top of the L-shaped pipe (4); the filter assembly (8) is located inside the treatment cylinder (5); a cleaning assembly (9) is arranged on the outside of the filter assembly (8); and a timed slag discharge valve (10) is connected to the bottom of the treatment cylinder (5); The filter assembly (8) comprises a ring plate (801) and a filter screen frame (802), wherein the ring plate (801) is welded to the outer side of the top of the L-shaped tube (4), and the filter screen frame (802) is rotatably connected to the top of the ring plate (801), and the filter screen frame (802) is located inside the treatment cylinder (5).

2. A disc-type pre-treatment filter device for electronic wastewater according to claim 1, characterized in that: The cleaning assembly (9) comprises a timing servo motor (901), a shaft (902) and a cleaning brush (903); the timing servo motor (901) is bolted to the top of the cover plate (6); the output end of the timing servo motor (901) passes through the top of the cover plate (6); the top of the shaft (902) is bolted to the output end of the timing servo motor (901); the bottom of the shaft (902) passes through the top of the filter frame (802) and the inside of the L-shaped tube (4) in sequence and is located on the top side of the timing slag discharge valve (10).

3. The disc-type pre-treatment filter device for electronic wastewater according to claim 1, characterized in that: Both sides of the top of the cover plate (6) are bolted with handles (11), and the outer sides of the handles (11) are provided with anti-slip patterns.

4. The disc-type pre-treatment filter device for electronic wastewater according to claim 1, characterized in that: A pressure gauge (12) is welded to the top of the conduit (7), and the bottom of the pressure gauge (12) is connected to the top of the conduit (7).

5. The disc-type pre-treatment filter device for electronic wastewater according to claim 1, characterized in that: A sealing plate (13) is welded to the bottom of the cover plate (6), and the sealing plate (13) is clamped on the top side of the inside of the treatment cylinder (5).

6. The disc-type pre-treatment filter device for electronic wastewater according to claim 1, characterized in that: A sealing gasket (14) is embedded on the outer side of the top of the treatment cylinder (5), and the sealing gasket (14) is made of rubber material.

7. The disc-type pre-treatment filter device for electronic wastewater according to claim 1, characterized in that: The triangles at the bottom of the treatment cylinder (5) are all welded with supporting legs (15), and the bottoms of the supporting legs (15) are welded with reinforcing plates.

8. The disc-type pre-treatment filter device for electronic wastewater according to claim 2, characterized in that: A spiral blade (16) is welded to the bottom of the outer side of the shaft rod (902), and the spiral blade (16) is located at the top of the timing slag discharge valve (10).

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