CN210065420U

CN210065420U - Domestic wastewater treatment equipment

Info

Publication number: CN210065420U
Application number: CN201920636926.8U
Authority: CN
Inventors: 许永健; 郭旭
Original assignee: Huadian Water (tianjin) Co Ltd
Current assignee: Huadian Water (tianjin) Co Ltd
Priority date: 2019-05-07
Filing date: 2019-05-07
Publication date: 2020-02-14
Anticipated expiration: 2029-05-07

Abstract

The utility model discloses a domestic wastewater treatment device in the technical field of wastewater treatment facilities, which comprises a filtering shell, two groups of crushing rollers are arranged at the top of the inner cavity of the treatment shell, a filter screen plate is arranged at the bottom of the inner cavity of the treatment shell, the inner wall of the filtering shell is provided with a non-sacrificial anode, the top of the rotary joint is provided with a connecting pipe, the left side of the bottom of the filtering shell is inserted with the water outlet pipe, the utility model can not only effectively improve the subsequent filtering quality by the crushing roller to stir larger particles in the sewage, meanwhile, the subsequent electrocoagulation removal is convenient, the sewage purification efficiency is improved, meanwhile, the liquid feeding pipe is arranged, the electrolyte is conveniently added into the sewage, the conductivity is improved, simultaneously, the hydrogen peroxide additive can be injected into the hollow rotating rod through the external water pump connecting injection pipe and then injected into the hollow block through the hollow rotating rod.

Description

Domestic wastewater treatment equipment

Technical Field

The utility model relates to a technical field is established in waste water treatment, specifically is a domestic wastewater treatment equipment.

Background

Domestic wastewater comprises organic and inorganic substance polluted water from various sources of daily life, municipal administration, industry and agricultural sources, the common treatment method of pollutants in the existing domestic wastewater is electrocoagulation, but the existing domestic wastewater treatment equipment adopting the electrocoagulation method cannot well remove larger particles remained in the wastewater when in use, so that subsequent filtration work is required, and the use is complicated.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a domestic wastewater treatment equipment to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a domestic wastewater treatment device comprises a filter shell, wherein the top of the filter shell is fixedly provided with a treatment shell through a support rod, the center of the top of the treatment shell is provided with an input pipe, the other end of the input pipe is connected with a water pump, the input end of the water pump is provided with a water receiving pipe, the top of the inner cavity of the treatment shell is provided with two groups of crushing rollers, the bottom of the inner cavity of the treatment shell is provided with a filter screen plate, the filter screen plate is positioned below the crushing rollers, the bottom of the treatment shell is provided with a water outlet hopper, the bottom of the water outlet hopper is connected with the top of the filter shell, the inner wall of the top of the filter shell is provided with a sacrificial anode, the sacrificial anode is provided with a vertical hole, the vertical hole is communicated with the water outlet hopper, the inner wall of the filter shell is provided with a non-, the inner wall of the bottom of the filter shell is provided with a flow guide block, a hollow block is arranged below the sacrificial anode and is positioned inside the non-sacrificial anode, the outer wall of the hollow block is provided with a rotary cathode, the outer wall of the rotary cathode is uniformly provided with a water seepage pipe which is communicated with the hollow block, the bottom of the hollow block is provided with a hollow rotating rod, the bottom of the hollow rotating rod penetrates through an inclined filter screen plate and the flow guide block and is movably connected with the inner wall of the bottom of the filter shell through a bearing, the bottom of the filter shell is fixedly provided with a rotary joint, the top of the rotary joint is provided with a connecting pipe, the connecting pipe penetrates through the filter shell and is connected with the bottom of the hollow rotating rod, the right side of the rotary joint is provided with an injection pipe, the bottom of the outer wall of the right side of the filter, and the outer wall of the hollow rotating rod is provided with a driven bevel gear matched with the driving bevel gear, the driven bevel gear is positioned below the inclined filter screen plate, the left side of the bottom of the filter shell is spliced with a water outlet pipe, and the top end of the water outlet pipe penetrates through the filter shell and the flow guide block.

Further, the filter screen plate is including setting up the filter screen plate body in processing casing inner chamber bottom, filter screen plate body left side fixedly connected with holds the piece, it is connected with sealed plate to hold the piece left side, handle the casing left side and offer with sealed plate and accept the ladder groove that the piece matches, and one side that the ladder groove is close to the filter screen plate body is minor diameter mouth, handle casing left side inner wall and offer and dismantle the opening with filter screen plate body complex, and dismantle the opening and run through minor diameter mouth, it all is provided with the sealing strip to accept a top and bottom right side, and minor diameter mouth inner wall is provided with the seal groove that matches with the sealing strip.

Further, filter screen plate body right side is provided with location dovetail block, and handles casing right side inner wall and be provided with the location dovetail that matches with location dovetail block, one side outer wall four corners department that the bearing block was kept away from to sealed plate all is provided with the screw, and sealed plate passes through the screw and handles casing fixed connection.

Furthermore, a gap is formed between the left side and the right side of the sacrificial anode and the inner walls of the left side and the right side of the filtering shell, liquid adding pipes are arranged on the left side and the right side of the top of the filtering shell, and the liquid adding pipes are located on the outer side of the sacrificial anode.

Further, the left side crushing drum rear end is provided with axis of rotation one, it is provided with crushing motor through the support to handle the casing outer wall, and axis of rotation one rear end is run through and is handled the casing and be connected with crushing motor output, and the driving gear has been cup jointed to axis of rotation one outer wall, and the driving gear is located and handles the casing rear side, the right side crushing drum rear end is provided with axis of rotation two, and two rear ends of axis of rotation run through and handle the casing and be provided with the driven gear with driving gear engagement.

Furthermore, a drain pipe matched with the inclined filter screen plate is arranged at the bottom of the inner wall of the left side of the filter shell, and control valves are arranged on the water outlet pipe and the drain pipe.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model can not only effectively improve the subsequent filtering quality, but also facilitate the subsequent removal through electrocoagulation, improve the sewage purification efficiency by arranging the crushing roller to stir larger particles in the sewage, and simultaneously arranging the liquid feeding pipe to facilitate the addition of electrolyte to the sewage, so as to improve the conductivity, simultaneously, the hydrogen peroxide additive can be injected into the hollow rotating rod by connecting the injection pipe with an external water pump, and is injected into the hollow block through the hollow rotating rod, and then the hydrogen peroxide additive is outwards seeped out through the seepage pipe to be mixed with the sewage to assist the removal of other chemical substances of pollutants in the water, and simultaneously, the sewage discharge pipe can discharge the dirt on the inclined filter screen plate, the screw is unscrewed, the sealing plate block is outwards pulled, the filter screen plate body can be cleaned, the service life of the device is prolonged, and the filtering structure can guarantee a stable filtering amount for a long time, the sewage treatment quality is improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is the structure diagram of the filter screen plate of the present invention.

In the figure: 1. a filter housing; 2. processing the shell; 3. an input tube; 4. a crushing roller; 5. a screen plate; 51. a filter screen plate body; 52. a bearing block; 53. a sealing plate; 54. a sealing strip; 6. a sacrificial anode; 61. a vertical hole; 7. a non-sacrificial anode; 8. inclining the filter screen plate; 9. a hollow rotating rod; 10. a hollow block; 11. rotating the cathode; 12. a water seepage pipe; 13. a drive motor; 14. a flow guide block; 15. a rotary joint; 16. an injection pipe; 17. a water outlet pipe; 18. a liquid feeding pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a domestic wastewater treatment device comprises a filter shell 1, a treatment shell 2 is fixedly arranged at the top of the filter shell 1 through a support rod, an input pipe 3 is arranged at the center of the top of the treatment shell 2, an outlet of the input pipe 3 corresponds to a crushing roller 4, water pumps are connected with the other ends of the two groups of input pipes 3, a water receiving pipe is arranged at the input end of each water pump, two groups of crushing rollers 4 are arranged at the top of an inner cavity of the treatment shell 2 and are used for crushing larger particles in sewage, a filter screen plate 5 is arranged at the bottom of the inner cavity of the treatment shell 2, the filter screen plate 5 is positioned below the crushing rollers 4, a water outlet hopper is arranged at the bottom of the treatment shell 2, the bottom of the water outlet hopper is connected with the top of the filter shell 1, a sacrificial anode 6 is arranged on the inner wall of the top of the filter shell 1, the sacrificial anode 6 has an active surface, the sacrificial anode 6 contains, TiO2 is suitable because it has high chemical resistance and oxidation strength, and the sacrificial anode 6 is provided with vertical holes 61, and the vertical holes 61 are communicated with the water outlet bucket, the inner wall of the filtering shell 1 is provided with non-sacrificial anode 7, the non-sacrificial anode 7 contains low-price metal such as stainless steel or titanium or ceramics, the inner cavity of the filtering shell 1 is provided with an inclined filtering screen plate 8, which is convenient for the dirt on the inclined filtering screen plate 8 to enter into the sewage drain pipe and discharge, the inclined filtering screen plate 8 is positioned below the non-sacrificial anode 7, the inner wall of the bottom of the filtering shell 1 is provided with a flow guide block 14, the flow guide block 14 is a right triangle, which is convenient for the treated sewage to discharge through the water outlet pipe 17, the hollow block 10 is arranged below the sacrificial anode 6, and a gap is arranged between the sacrificial anode 6 and the hollow block 10, which is helpful for the synchronous removal and replacement of the sacrificial anode, the hollow block 10 is positioned inside the non-sacrificial anode 7, the outer wall of the hollow block 10 is provided with a rotary cathode 11, the rotary cathode 11 is made of suitable low-price metal such as stainless steel or titanium or ceramics, the outer wall of the rotary cathode 11 is uniformly provided with water seepage pipes 12, the inner shell of the water seepage pipes 12 is provided with a one-way liquid outlet valve to prevent sewage from entering the hollow block 10 through the water seepage pipes 12, the water seepage pipes 12 are communicated with the hollow block 10, the bottom of the hollow block 10 is provided with a hollow rotating rod 9, the hollow rotating rod 9 is communicated with the hollow block 10, the bottom of the hollow rotating rod 9 penetrates through an inclined filter screen plate 8 and a flow guide block 14 and is movably connected with the inner wall of the bottom of the filter shell 1 through a bearing, the inclined filter screen plate 8 and the flow guide block 14 are provided with movable through holes matched with the hollow rotating rod 9, the bottom of the filter shell 1 is fixedly provided with a rotary joint 15 which is fixedly, a sealing device for connection which is discharged from the sealing device, wherein the top of the rotary joint 15 is provided with a connecting pipe which penetrates through the filtering shell 1 and is connected with the bottom of the hollow rotating rod 9, the right side of the rotary joint 15 is provided with an injection pipe 16 for conveniently injecting a hydrogen peroxide additive into the inside, the bottom of the outer wall of the right side of the filtering shell 1 is provided with a driving motor 13, the driving motor 13 is connected with an external power supply through a lead, the output end of the driving motor 13 is provided with a connecting rotating rod which penetrates through the filtering shell 1 and is connected with a driving bevel gear, the outer wall of the hollow rotating rod 9 is provided with a driven bevel gear matched with the driving bevel gear, the driven bevel gear is positioned below the inclined filtering screen plate 8, the left side of the bottom of the filtering shell 1 is inserted with a water outlet pipe 17, the top end of the water outlet pipe 17 penetrates through, and the top of the rotary cathode block 11 is conical, and a gap is arranged between the outer wall of the rotary cathode block 11 and the inner wall of the sacrificial anode 7, so that the sacrificial anode 6 can be removed and replaced synchronously, and the two anodes can be at different potentials.

As shown in fig. 2: the filter screen plate 5 comprises a filter screen plate body 51 arranged at the bottom of an inner cavity of the treatment shell 2, sliding strips can be arranged on the front outer wall and the rear outer wall of the filter screen plate body 51, sliding rails matched with the sliding strips are arranged on the front inner wall and the rear inner wall of the treatment shell 2, a bearing block 52 is fixedly connected to the left side of the filter screen plate body 51, the bearing block 52 is higher than the filter screen plate body 51, a sealing plate block 53 is connected to the left side of the bearing block 52, the sealing plate block 53 is higher than the bearing block 52, a stepped groove matched with the sealing plate block 53 and the bearing block 52 is formed in the left side of the treatment shell 2, a small-diameter opening is formed in one side, close to the filter screen plate body 51, a disassembly through opening matched with the filter screen plate body 51 is formed in the left inner wall of the left side of the treatment shell 2, the disassembly through opening penetrates through the, the sealing performance of the connecting part is ensured;

as shown in fig. 1: a positioning dovetail block is arranged on the right side of the filter screen plate body 51, a positioning dovetail groove matched with the positioning dovetail block is arranged on the inner wall of the right side of the processing shell 2, so that the accurate installation is facilitated, screws are arranged at four corners of the outer wall of one side, away from the bearing block 52, of the sealing plate block 53, and the sealing plate block 53 is fixedly connected with the processing shell 2 through the screws, so that the fixation is improved, and the sealing performance is ensured;

as shown in fig. 1: gaps are arranged between the left side and the right side of the sacrificial anode 6 and the inner walls of the left side and the right side of the filtering shell 1, so that liquid in the liquid adding pipe 18 can be conveniently contacted with sewage downwards, the liquid adding pipes 18 are arranged on the left side and the right side of the top of the filtering shell 1, so that electrolyte such as sodium chloride can be conveniently added into the filtering shell to increase the conductivity of the filtering shell, and the liquid adding pipes 18 are positioned on the outer side of the;

the rear end of the left crushing roller 4 is provided with a first rotating shaft, the outer wall of the treatment shell 2 is provided with a crushing motor through a support, the crushing motor is connected with an external power supply through a wire, the rear end of the first rotating shaft penetrates through the treatment shell 2 and is connected with the output end of the crushing motor, the outer wall of the first rotating shaft is sleeved with a driving gear, the driving gear is located on the rear side of the treatment shell 2, the rear end of the right crushing roller 4 is provided with a second rotating shaft, and the rear end of the second rotating shaft penetrates through the treatment shell 2 and is provided with a driven gear meshed with the driving;

as shown in fig. 1: filter 1 left side inner wall bottom of casing and be provided with slope filter screen board 8 complex blow off pipe, be convenient for discharge the dirt that is located slope filter screen board 8, guarantee filtration quality, all be provided with the control valve on outlet pipe 17 and the blow off pipe, the user of being convenient for controls.

Example (b): the water pump is started to inject the sewage into the treatment shell 2 through the water receiving pipe, the two groups of crushing rollers 4 are driven by the crushing motor to rotate to crush larger sludge particles in the entered sewage, the subsequent filtering quality is improved, the sewage flows downwards, the sewage enters the vertical hole 61 through the water outlet hopper after being primarily filtered by the filtering screen plate body 51 and then flows downwards in the gap between the active surface of the sacrificial anode 6 and the rotating cathode 11, electrolyte such as sodium chloride is added into the space through the liquid adding pipe 18 to increase the conductivity of the sewage, meanwhile, the driving motor 13 is started to drive the hollow rotating rod 9 to rotate, so that the hollow block 10 rotates, iron cations enter the sewage along with the consumption of the sacrificial anode 6, chemical reaction occurs, pollutants are electrocoagulated, and when the sewage is between the rotating cathode 11 and the non-sacrificial anode 7, the pollutants in the sewage are further oxidized, simultaneously the external water pump of accessible connects injection pipe 16 and pours into the hydrogen peroxide additive into hollow dwang 9, pour into hollow block 10 into through hollow dwang 9 in, rethread infiltration pipe 12 outwards oozes and mixes with sewage, improve sewage purification quality, sewage downward flow, further filter through slope filter plate board 8, open the control valve on the outlet pipe 17, the water of discharge purification carries out recovery processing, open the control valve on the blow off pipe, the dirt on the slope filter plate board 8 of discharging, unscrew the screw, outside pulling sealed plate 53, it can to pull out the washing of filter plate body 51.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A domestic wastewater treatment equipment, includes filtering shell (1), its characterized in that: the top of the filtering shell (1) is fixedly provided with a processing shell (2) through a support rod, the center of the top of the processing shell (2) is provided with an input pipe (3), the other end of the input pipe (3) is connected with a water pump, the input end of the water pump is provided with a water receiving pipe, the top of the inner cavity of the processing shell (2) is provided with two groups of crushing rollers (4), the bottom of the inner cavity of the processing shell (2) is provided with a filter screen plate (5), the filter screen plate (5) is positioned below the crushing rollers (4), the bottom of the processing shell (2) is provided with a water outlet hopper, the bottom of the water outlet hopper is connected with the top of the filtering shell (1), the inner wall of the top of the filtering shell (1) is provided with a sacrificial anode (6), the sacrificial anode (6) is provided with a vertical hole (61), the vertical hole (61) is communicated with the water outlet, the inner cavity of the filtering shell (1) is provided with an inclined filter screen plate (8), the inclined filter screen plate (8) is positioned below a non-sacrificial anode (7), the inner wall of the bottom of the filtering shell (1) is provided with a flow guide block (14), the lower part of the sacrificial anode (6) is provided with a hollow block (10), the hollow block (10) is positioned inside the non-sacrificial anode (7), the outer wall of the hollow block (10) is provided with a rotary cathode (11), the outer wall of the rotary cathode (11) is uniformly provided with a water seepage pipe (12), the water seepage pipe (12) is communicated with the hollow block (10), the bottom of the hollow block (10) is provided with a hollow rotating rod (9), the bottom of the hollow rotating rod (9) penetrates through the inclined filter screen plate (8) and the flow guide block (14) and is movably connected with the inner wall of the bottom of the filtering shell (1) through a bearing, the bottom of the, rotary joint (15) top is provided with the connecting pipe, and the connecting pipe runs through and filters casing (1) and is connected bottom hollow dwang (9), rotary joint (15) right side is provided with injection pipe (16), it is provided with driving motor (13) to filter casing (1) right side outer wall bottom, and driving motor (13) output is provided with connects the bull stick, and connects the bull stick and run through and filter casing (1) and be connected with initiative bevel gear, and hollow dwang (9) outer wall is provided with the driven bevel gear who matches with initiative bevel gear, and driven bevel gear is located slope filter plate (8) below, it has outlet pipe (17) to peg graft in filtration casing (1) bottom left side, and outlet pipe (17) top runs through and filters casing (1) and water conservancy diversion piece (14).

2. The domestic wastewater treatment apparatus according to claim 1, wherein: filter screen plate spare (5) is including setting up filter screen plate body (51) handling casing (2) inner chamber bottom, filter screen plate body (51) left side fixedly connected with holds piece (52), it is connected with sealed plate (53) to hold piece (52) left side, handle casing (2) left side and set up the ladder groove that matches with sealed plate (53) and hold piece (52), and one side that the ladder groove is close to filter screen plate body (51) is the minor diameter mouth, handle casing (2) left side inner wall and set up the dismantlement opening with filter screen plate body (51) complex, and dismantle the opening and run through the minor diameter mouth, it all is provided with sealing strip (54) to hold piece (52) top and bottom right side, and the minor diameter mouth inner wall is provided with the seal groove that matches with sealing strip (54).

3. The domestic wastewater treatment apparatus according to claim 2, wherein: the filter screen plate body (51) right side is provided with location dovetail block, and handles casing (2) right side inner wall and be provided with the location dovetail that matches with location dovetail block, one side outer wall four corners department that bearing block (52) was kept away from in sealed plate (53) all is provided with the screw, and sealed plate (53) pass through the screw and handle casing (2) fixed connection.

4. The domestic wastewater treatment apparatus according to claim 1, wherein: gaps are formed between the left side and the right side of the sacrificial anode (6) and the inner walls of the left side and the right side of the filtering shell (1), liquid adding pipes (18) are arranged on the left side and the right side of the top of the filtering shell (1), and the liquid adding pipes (18) are located on the outer side of the sacrificial anode (6).

5. The domestic wastewater treatment apparatus according to claim 1, wherein: left side crushing roller (4) rear end is provided with axis of rotation one, it is provided with crushing motor through the support to handle casing (2) outer wall, and a axis of rotation rear end is run through and is handled casing (2) and be connected with the crushing motor output, and a axis of rotation outer wall has cup jointed the driving gear, and the driving gear is located and handles casing (2) rear side, right side crushing roller (4) rear end is provided with axis of rotation two, and two rear ends of axis of rotation run through and handle casing (2) and be provided with driving gear engaged's driven gear.

6. The domestic wastewater treatment apparatus according to claim 1, wherein: the bottom of the inner wall of the left side of the filtering shell (1) is provided with a sewage discharge pipe matched with the inclined filtering screen plate (8), and the water outlet pipe (17) and the sewage discharge pipe are both provided with control valves.