CN213433289U

CN213433289U - Sewage treatment device

Info

Publication number: CN213433289U
Application number: CN202021802541.3U
Authority: CN
Inventors: 杨会银; 杨悦
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-26
Filing date: 2020-08-26
Publication date: 2021-06-15
Anticipated expiration: 2030-08-26

Abstract

The utility model discloses a sewage treatment device, including the rose box, the inner wall connection of rose box has the urceolus, and the urceolus separates into dirty water room, clean water room and filth backwash room with the rose box. The utility model discloses simple structure, sewage gets into the sewage room from the inlet tube, and filter through the filter screen, partly water gets into the water purification room from the inner tube, in the filth backwash room is discharged into through the filter screen to another small part, in this process, the filter residue is kept off in the outside by the filter screen, first motor drives the relative urceolus rotation of inner tube, when the filter residue changes to filth backwash room along with the inner tube, under the effect of brush head and reverse rivers, wash the filter residue from the filter screen brush, and discharge from the blow off pipe, realize the side and filter the back flush, avoid the filter residue at filter screen surface gathering, influence filtration efficiency.

Description

Sewage treatment device

Technical Field

The utility model relates to a sewage treatment technical field especially relates to a sewage treatment device.

Background

In daily life there are many liquids containing impurities that need to be treated, for example: mill's waste water, breed hydrologic cycle and bathing pool etc. generally take filterable mode to handle, but in the filtering process, the filter residue is easy to gather on the filter media more, can not incessant filtration in succession, need change or wash the filter media, and can not reach the production life needs, resource-wasting, extravagant manpower, the utility model discloses a solve above problem and provide an automatic back flush filter equipment, its reasonable in design simple structure.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a sewage treatment device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a sewage treatment device comprises a filter box, wherein the inner wall of the filter box is connected with an outer barrel, the outer barrel divides the filter box into a sewage chamber, a clean water chamber and a sewage backwashing chamber, the side wall of the sewage chamber is communicated with a water inlet pipe, the side wall of the clean water chamber is communicated with a water outlet pipe, the top of the filter box is provided with a first motor, the output end of the first motor is connected with an inner barrel, the inner barrel is positioned in the outer barrel, the side wall of the inner barrel is provided with a rectangular opening, the inner wall of the inner barrel is connected with a filter screen, one side of the outer barrel, which is close to the sewage chamber, is provided with a water inlet, one side of the outer barrel, which is close to the sewage backwashing chamber, is provided with a water outlet, the inside of the inner barrel is provided with a fixed rod arranged at the bottom of the filter box, the outer side wall of the sewage backwashing chamber is connected with a sewage collecting device through a sewage discharge pipe, and the sewage discharge pipe is provided with an electromagnetic valve;

the sewage room is equipped with water level float valve switch 23, and water level float valve switch 23 electric connection control panel, control panel electric connection first motor and solenoid valve.

Preferably, the dirty device of collection includes the blow off case with the blow off pipe intercommunication, and the second motor is installed at the top of blow off case, and the output of second motor is connected with the screw rod, and the screw thread has cup jointed the piston on the screw rod, is equipped with the wash port on the piston, and the top of piston is connected with the gasket, and the gasket lid is on the wash port, and the bottom sliding connection of blow off case has the scraper blade, and the lateral wall of blow off case is connected with the scum pipe corresponding with the scraper blade.

Preferably, the upper end lateral wall of blow off case intercommunication has the connecting pipe, and the other end and the sewage room intercommunication of connecting pipe have the filter pulp to embed.

Preferably, the width of the rectangular opening is smaller than the width of the side wall of the outer cylinder.

Preferably, the vertical side walls of the water inlet, the water outlet and the rectangular opening are provided with arc chamfers.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses simple structure, sewage gets into the sewage room from the inlet tube, and filter through the filter screen, partly water gets into the water purification room from the inner tube, in the filth backwash room is discharged into through the filter screen to another small part, in this process, the filter residue is kept off in the outside by the filter screen, first motor drives the relative urceolus rotation of inner tube, when the filter residue changes to filth backwash room along with the inner tube, under the effect of brush head and reverse rivers, wash the filter residue from the filter screen brush, and discharge from the blow off pipe, realize the side and filter the back flush, avoid the filter residue at filter screen surface gathering, influence filtration efficiency.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a top view of FIG. 1;

FIG. 3 is a schematic structural diagram of the outer barrel and the inner barrel;

fig. 4 is a perspective view of fig. 3.

In the figure: the device comprises a sewage draining box 1, a piston 2, a sealing sheet 3, a screw rod 4, a filtering box 5, an outer cylinder 6, an inner cylinder 7, a partition plate 8, a brush head 9, filter cotton 10, a slide rod 11, a fixed rod 12, a water inlet pipe 13, a water outlet pipe 14, a fixed seat 15, a fixed partition plate 16, a filter screen 17, a water inlet 18, a water outlet 19, a sewage draining pipe 20, a connecting pipe 21, a scraper 22 and a water level float valve switch 23.

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.

Referring to fig. 1-4, a sewage treatment device comprises a filter box 5, an outer cylinder 6 is connected to the inner wall of the filter box 5, the outer cylinder 6 divides the filter box 5 into a sewage chamber, a clean water chamber and a sewage back-flushing chamber, a water inlet pipe 13 is communicated with the side wall of the sewage chamber, a water outlet pipe 14 is communicated with the side wall of the clean water chamber, a first motor is installed at the top of the filter box 5, an inner cylinder 7 is connected to the output end of the first motor, the inner cylinder 7 is located inside the outer cylinder 6, a rectangular opening is formed in the side wall of the inner cylinder 7, a filter screen 17 is connected to the inner wall of the inner cylinder 7, a water inlet 18 is formed in one side of the outer cylinder 6 close to the sewage chamber, a water outlet 19 is formed in one side of the outer cylinder 6 close to the sewage back-flushing chamber, a fixing rod 12 installed at the, the one end that slide bar 11 is close to inner tube 7 is connected with brush head 9, and slide bar 11 has cup jointed the spring that the first 9 of bullet pressure brush hugs closely filter screen 17, and the lateral wall of filth backwash room is connected with the dirty device of collection through blow off pipe 20, installs the solenoid valve on the blow off pipe 20, and the sewage room is equipped with water level float valve switch 23, water level float valve switch 23 electric connection control panel, first motor of control panel electric connection and solenoid valve.

Wherein, sewage gets into the sewage room from inlet tube 13, and filter through filter screen 17, partly water gets into the clean water room from inner tube 7, in the filth backwash room is arranged into through filter screen 17 to another minority, in this process, the filter residue is kept off in the outside by filter screen 17, first motor drives inner tube 7 and rotates relative urceolus 6, when the filter residue changes to filth backwash room along with inner tube 7, under the effect of brush head 9 and another minority, wash the filter residue from filter screen 17, and discharge from blow off pipe 20, realize the side and filter the back flush, avoid the filter residue to gather on filter screen 17 surface, influence filtration efficiency.

Dirty device of collection includes the blow off case 1 with blow off pipe 20 intercommunication, the second motor is installed at the top of blow off case 1, the output of second motor is connected with screw rod 4, piston 2 has been cup jointed to the screw rod 4 upper thread, be equipped with the wash port on piston 2, the top of piston 2 is connected with gasket 3, gasket 3 lid is on the wash port, the bottom sliding connection of blow off case 1 has scraper blade 22, the lateral wall of blow off case 1 is connected with the scum pipe corresponding with scraper blade 22, the upper end lateral wall intercommunication of blow off case 1 has connecting pipe 21, the other end and the sewage room intercommunication of connecting pipe 21, connecting pipe 21 embeds there is filter pulp 10, what need explain is, dirty device of this collection is in the in-service use, can selectively install additional.

Wherein, the waste water that carries the filter residue gets into blow off case 1 from blow off pipe 20, the filter residue deposits in blow off case 1 bottom, under scraper blade 22's effect, with the filter residue gathering and discharge from the scum pipe, the second motor drives screw rod 4 and rotates simultaneously, it shifts up to drive piston 2, 2 bottoms of piston form the negative pressure, waste water inflow blow off case 1 with higher speed, the efficiency of back flush is improved, when piston 2 shifts down, gasket 3 can separate with the wash port, guarantee that piston 2 shifts down, and get into the water on 2 upper portions of piston, then flow back to the dirty hydroecium again through connecting pipe 21, avoid water to spill over from blow off case 1.

The width of rectangular mouth is less than the width of urceolus 6 lateral wall, and water inlet 18, delivery port 19 all are equipped with the arc chamfer with the vertical lateral wall of rectangular mouth, when guaranteeing urceolus 6 and inner tube 7 relative rotation, can not produce the interference.

In the present case, sewage enters the sewage chamber from the water inlet pipe 13, a part of water enters the rectangular opening formed in the inner cylinder 7 from the water inlet 18 formed in the outer cylinder 6, and then passes through the filter screen 17 on the inner wall of the inner cylinder 7, in the process, filter residue dirt is blocked by the filter screen 17 in the rectangular opening formed in the outer side of the inner cylinder 7, when the filter screen 17 is gradually covered by the aggregation of the filter residue dirt, the water level of the sewage chamber gradually rises, when the water level of the sewage chamber rises to a certain height, the water level float valve switch 23 is opened, thereby exciting the first motor to drive the inner cylinder 7 to rotate, the filter residue dirt accumulated in the rectangular opening is transferred to one end of the dirt backwashing chamber during rotation, at the moment, the electromagnetic valve is opened, the filter screen 17 on one side of the dirt backwashing chamber has reverse water flow to pass through, under the action of the reverse water flow and the brush head 9, the filter screen, the water level of the sewage chamber is reduced, the water level float valve switch 23 is closed, so far, a cleaning process is completed, in the cleaning process, the filtration is carried out while cleaning, the filtration process is continuous and uninterrupted, and the scheme only consumes a little electric energy when cleaning and does not need to consume electric energy when working normally.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A sewage treatment device comprises a filter box (5) and is characterized in that the inner wall of the filter box (5) is connected with an outer barrel (6), the outer barrel (6) divides the filter box (5) into a sewage chamber, a purified water chamber and a sewage backwashing chamber, the side wall of the sewage chamber is communicated with a water inlet pipe (13), the side wall of the purified water chamber is communicated with a water outlet pipe (14), a first motor is installed at the top of the filter box (5), the output end of the first motor is connected with an inner barrel (7), the inner barrel (7) is positioned inside the outer barrel (6), the side wall of the inner barrel (7) is provided with a rectangular opening, the inner wall of the inner barrel (7) is connected with a filter screen (17), one side of the outer barrel (6) close to the sewage chamber is provided with a water inlet (18), one side of the outer barrel (6) close to the sewage backwashing chamber is provided with a water outlet (19, a fixed seat (15) is installed on the inner wall of the sewage backwashing chamber, a sliding rod (11) is connected to the fixed seat (15) and the fixed rod (12) in a sliding mode, one end, close to the inner cylinder (7), of the sliding rod (11) is connected with a brush head (9), the sliding rod (11) is sleeved with a spring which elastically presses the brush head (9) to be tightly attached to a filter screen (17), the outer side wall of the sewage backwashing chamber is connected with a sewage collecting device through a sewage discharge pipe (20), and an electromagnetic valve is installed on the sewage discharge pipe (20);

the sewage chamber is provided with a water level float valve switch (23), the water level float valve switch (23) is electrically connected with a control panel, and the control panel is electrically connected with a first motor and an electromagnetic valve.

2. The sewage treatment device according to claim 1, wherein the sewage collecting device comprises a sewage discharging box (1) communicated with a sewage discharging pipe (20), a second motor is installed at the top of the sewage discharging box (1), a screw rod (4) is connected to the output end of the second motor, a piston (2) is sleeved on the screw rod (4) in a threaded manner, a drain hole is formed in the piston (2), a sealing sheet (3) is connected to the top of the piston (2), the sealing sheet (3) covers the drain hole, a scraper (22) is connected to the bottom of the sewage discharging box (1) in a sliding manner, and a slag discharging pipe corresponding to the scraper (22) is connected to the side wall of the sewage discharging box (1).

3. The sewage treatment device according to claim 2, wherein the side wall of the upper end of the sewage draining box (1) is communicated with a connecting pipe (21), the other end of the connecting pipe (21) is communicated with the sewage chamber, and the connecting pipe (21) is internally provided with filter cotton (10).

4. A device according to claim 3, wherein the width of the rectangular opening is smaller than the width of the side wall of the outer tub (6).

5. Sewage treatment plant according to claim 4, characterised in that said inlet (18), outlet (19) and the vertical side walls of the oblong mouth are provided with arc-shaped chamfers.