CN109912069B

CN109912069B - Urban domestic wastewater treatment device

Info

Publication number: CN109912069B
Application number: CN201811501229.8A
Authority: CN
Inventors: 吴冬梅; 王小丹
Original assignee: Shandong Tianzhi Information Technology Co ltd
Current assignee: SHANDONG TIANZHI INFORMATION TECHNOLOGY Co.,Ltd.
Priority date: 2018-12-10
Filing date: 2018-12-10
Publication date: 2021-07-23
Anticipated expiration: 2038-12-10
Also published as: CN109912069A

Abstract

The invention discloses an urban domestic wastewater treatment device, wherein a feed hopper is arranged at the upper part of a box body I, a baffle I is arranged at one side of a water outlet II, a screen is arranged at the lower part of the baffle I, a rotating wheel is arranged inside the screen, a plurality of partition plates are arranged outside the rotating wheel, waste material boxes are arranged at two sides of the rotating wheel, and a side plate is arranged at one side of each waste material box; one side of the rotating wheel is provided with a filtering device; one side of the filtering device is provided with an air injection plate I, and one side of the air injection plate I is provided with a blower I; i one side of gas spray plate is equipped with hob I, and I one side of hob is equipped with separator I, and I one side of separator is equipped with delivery port I, and delivery port I is connected on box I, and I opposite side of separator is equipped with oil-out I, and I opposite side of hob is equipped with box II, and II inside separators II that are equipped with of box, I one side of hob are equipped with motor I. The invention reduces the consumption of resources in the using process and automatically cleans the filtered residues of the wastewater.

Description

Urban domestic wastewater treatment device

Technical Field

The invention belongs to the technical field of wastewater treatment, and particularly relates to an urban domestic wastewater treatment device.

Background

Along with the development of our country, the city is bigger and bigger in our country, and people live in the city and produce a large amount of waste water, wherein the catering trade in the city produces a large amount of waste water every day, contains a large amount of oil in the waste water, and people need separate the profit when handling profit, and the oil water separator who uses at present generally has several problems when handling the catering profit in the city: 1) the currently used oil-water separation device generally heats and adds medicines to improve the separation efficiency when processing oil and water, but wastes a large amount of resources when heating and adding medicines to increase the processing cost; 2) the waste water contains a large amount of residues, and the residues are easy to block a waste water treatment device when the waste water is filtered, so that workers are required to clean the waste water treatment device, and the labor capacity is increased; 3) domestic waste water production volume is great, needs to handle domestic waste water fast, and traditional effluent treatment plant department speed is slower, produces the pile up of waste water easily.

Disclosure of Invention

The invention aims to overcome the defects in the prior art, and provides an urban domestic wastewater treatment device, which can reduce the consumption of resources in the use process and automatically clean the filtered residues of wastewater.

In order to achieve the purpose, the invention adopts the technical scheme that:

a municipal domestic wastewater treatment device comprises a box body I, a box body II, a feed hopper, a filtering device, a separating device I and a separating device II, wherein the lower part of the box body I is provided with a plurality of stand columns, the upper part of the box body I is provided with the feed hopper, the upper part of the feed hopper is provided with a water inlet I, the lower part of the feed hopper is provided with a water outlet II, one side of the water outlet II is provided with a baffle I, the baffle I is connected onto the feed hopper, the lower part of the baffle I is provided with a screen, the screen is connected onto the baffle I, a rotating wheel is arranged inside the screen, the outer side of the rotating wheel is provided with a plurality of partition plates, two sides of the rotating wheel are provided with a waste material box, the waste material box is connected onto the box body I, one side of the waste material box is provided with a side plate, the side plate is connected onto the waste material box through hinges, one side of the side plate is provided with a handle, and workers can open the side plate through the handle to clean the inner part of the waste material box; one side of the rotating wheel is provided with a filtering device, the filtering device comprises a motor I, a support plate I, a guide groove IV, a scraper I, a support frame and a support plate II, the scraper I is arranged on one side of the rotating wheel, the support block I is arranged on one side of the scraper I, the support frame is arranged on one side of the support block I and slides in the guide groove IV of the support block I, the scraper I is connected to the support frame through a connecting rod, two support plates II are symmetrically arranged on one side of the support frame, a chain II is arranged between the support plates II, chain wheels III are arranged at two ends of the chain II, the support block II is arranged on one side of the chain II, a support rod III is arranged on one side of the support block II and slides in the support block II, a support plate is arranged on one side of the support rod III and is connected to the support rod III, and the support plate is connected with the support block II through a tension spring; the tension spring pulls the support rod III to be tightly attached to the edge of the support plate I, the support rod III is driven to move along the edge of the support plate I through the support block II when the chain II rotates, the support rod III drives the support frame to move along the guide groove IV through the support plate II, the tension spring pulls the support rod III to move inwards when the support rod III moves to a concave position of the edge of the support plate I, the support rod III is separated from the support plate II in contact, the support rod III moves outwards when the support rod III continues to move along the edge of the support plate I, the support frame is pushed to move after the support rod III is contacted with the support plate II, and the support rod III is continuously rotated by the chain II to drive the support frame to reciprocate; a supporting plate I is arranged on one side of a chain wheel III, the supporting plate I is connected with the chain wheel III through a rotating shaft II, the rotating shaft II is movably connected with the supporting plate I through a bearing, the rotating shaft II is movably connected onto a supporting block I, a worm wheel I is arranged at one end of the rotating shaft II, a worm I is arranged on one side of the worm wheel I, a supporting shell is arranged on one side of the worm I, the supporting shell is connected onto a box body I, the worm I is movably connected onto the supporting shell, a worm wheel II is arranged at one end of the worm I, a worm II is arranged on one side of the worm wheel II, the worm II is movably connected onto the supporting shell, a gear III is arranged at one end of the worm II, a gear IV is arranged on one side of the gear III, the gear III is meshed with the gear IV, and the gear IV is connected onto a rotating wheel through a rotating shaft; when the rotating shaft II rotates, the rotating shaft II drives the gear III to rotate through the worm wheel I, the worm wheel II and the worm II, the gear III drives the rotating wheel to rotate through the gear IV, and the gear III is provided with teeth corresponding to the angle between the adjacent partition plates, so that the rotating wheel realizes intermittent rotation; the other end of the rotating shaft II is provided with a helical gear I, the lower part of the helical gear I is provided with a helical gear II, the helical gear I and the helical gear II are meshed with each other, the lower part of the helical gear II is provided with a motor II, the helical gear II is connected to the rotating shaft of the motor II, and the motor II is connected to a waste material box through a fixing block; the motor II rotates to drive the rotating shaft II to rotate, the rotating shaft II drives the rotating wheel to intermittently rotate, after the rotating wheel rotates, the rotating shaft II drives the supporting frame to move through the chain wheel III, the supporting frame drives the scraper I to move to scrape and clean the partition plates, after scraping, the rotating wheel rotates, and the supporting frame drives the scraper I to reversely move to scrape and clean; when waste water got into the screen cloth through delivery port II, the runner drove the baffle and rotates the cleanness that realizes the screen cloth, prevents that the residue from blockking up the screen cloth, and scraper blade I rotates and clears away the residue of remaining between the baffle, realizes the self-cleaning of device, reduces staff's the amount of labour.

One side of the filtering device is provided with an air jet plate I, the air jet plate I is connected to a box body I, one side of the air jet plate I is provided with a blower I, the blower I is connected to the box body I, the blower I works to enable air to be jetted out through the air jet plate I, waste water enters the box body I through a screen, and air jetted out through the air jet plate I accelerates oil-water separation; one side of the gas spraying plate I is provided with a spiral rod I, the spiral rod I is movably connected to the box body I through a rotating shaft I, one side of the spiral rod I is provided with a separating device I, one side of the separating device I is provided with a water outlet I, the water outlet I is connected to the box body I, the other side of the separating device I is provided with an oil outlet I, the oil outlet I is connected to the box body I, the other side of the spiral rod I is provided with a box body II, a separating device II is arranged inside the box body II, one side of the separating device II is provided with a water outlet III, the water outlet III is connected to the box body II, the other side of the separating device II is provided with an oil; the motor I rotates to drive the screw rod I to rotate through the rotating shaft I; waste water is through spouting gas board I back oil and upwards floating, waste water screw rod I when screw rod I transports upper oil water to box II in, carries out oil water separation through separator II, and the oil of separation flows from oil-out II, and waste water flows from delivery port III, and lower floor's waste water gets into separator I and carries out oil water separation, prevents that oil from mixing the discharge polluted environment in the waste water, and waste water is discharged from delivery port I behind separator I, and the oil of separation is discharged from oil-out II.

Preferably, a storage tank is arranged at the lower part of the screw rod I, a screw rod II is arranged in the storage tank and movably connected to the box body I, a storage box is arranged on one side of the screw rod II, the storage box is connected to the box body I, a chain wheel II is arranged on the other side of the screw rod II, the chain wheel II is connected to the screw rod II, a chain wheel I is arranged on one side of the chain wheel II, the chain wheel I is connected to a rotating shaft I, the chain wheel I is connected with the chain wheel II through a chain I, a gear II is arranged on the other side of the chain wheel II, the gear II is connected to the screw rod II, a gear I is arranged on one side of the gear II, the gear II is meshed with the gear I, a motor I is arranged on one side of the gear I, the gear I is connected to the rotating shaft of the motor I, and the motor I is connected to the box body I through a fixing block; motor I rotates and drives II rotations of hob, and in the sediment got into the precipitation tank after getting into box I when remaining the residue, II rotations of hob drive the residue through II entering storage casees of hob in, II rotations of hob drive the hob I through chain I and rotate and make the upper profit get into box II.

Preferably, the separating device I comprises a scraping wheel I, a support plate IV, an air injection plate II and a blower II, wherein a support plate III is arranged on one side of a screw rod I, a support block III is arranged on one side of the support plate III, a support plate V is arranged on one side of the support block III, a plurality of air injection plates II are arranged on two sides of the support block III, the air injection plates II are connected to a box body I, a blower II is arranged on one side of the air injection plates II, the blower II is connected to the air injection plates II through a guide pipe, the support plate IV is arranged on the upper portion of the support block III, a plurality of scraping wheels I are arranged on the upper portion of the support plate IV, a chain III is arranged between adjacent scraping wheels, chain wheels IV are arranged at two ends of the chain III, the scraping wheels I and the chain wheels IV are movably connected to the box body I through rotating shafts, a chain V is arranged between the tail end scraping wheel I and the screw rod I, and the chain V is connected to the scraping wheels I and the screw rod I through the chain wheels VII; lower floor's waste water passes through in III lower parts of backup pad get into separator I, and II work of hair-dryer are gaseous through II blowout on the jet plate, and the oil upward movement in the gaseous waste water that drives, fluid move to backup pad IV upper portion, and backup pad IV makes the liquid level steadily be convenient for scrape oil ship II and scrape oil, and I rotations of hob drive scrape oil ship I and rotate oil through II discharges of oil-out, and waste water is discharged from delivery port I through backup pad V lower part.

Preferably, the separation device II comprises a stirring wheel, a motor III, a supporting plate VII, a heating pipe, a scraper wheel II and an air injection plate III, the supporting plate VIII is arranged at the upper part of the box body II, a feeding hole II is arranged at the upper part of the supporting plate VIII, and the medicine is added into the oil water through the feeding hole II to accelerate oil-water separation; a water inlet II is formed in one side of the feed inlet II, a stirring wheel is arranged on the lower portion of the supporting plate VIII, a bevel gear III is arranged on one side of the stirring wheel, the bevel gear III and the stirring wheel are movably connected to the box body II through a rotating shaft, a bevel gear IV is arranged on one side of the bevel gear III, the bevel gear III is meshed with the bevel gear IV, a motor III is arranged on the lower portion of the bevel gear IV, the bevel gear III is connected to the motor III, and the motor III is connected to the box body II; the motor III rotates to drive the stirring wheel to rotate to stir and mix the oil and the water, so that the condensation degree of the oil in the water is reduced, and the oil and the water are conveniently separated; a support plate VI is arranged on the other side of the stirring wheel, a support block IV is arranged on one side of the support plate VI, a support plate VII is arranged on one side of the support block IV, a scraping wheel II is arranged on the upper portion of the support plate VII, a chain wheel V is arranged on one side of the scraping wheel II, the chain wheel V and the scraping wheel II are movably connected onto the box body II through a rotating shaft, a chain wheel VI is arranged on one side of the chain wheel V, the chain wheel VI is connected onto the rotating shaft of the stirring wheel, the chain wheel V and the chain wheel VI are connected through a chain IV, a heating pipe is arranged on the lower portion of the support plate VII, a heating machine is arranged on one side of the heating pipe and connected onto the box body II, an air injection plate III is arranged on the lower portion of the heating pipe, a blower III is arranged on one side of the air injection plate III, and the blower is connected onto the box body II; the motor III rotates to drive the stirring wheel to stir oil and water, the oil and water pass through the lower portion of the supporting plate VI and the supporting block IV, the heating machine works to drive the heating pipe to heat the oil and water, the blower III drives the gas injection plate III to inject gas into the oil and water, oil is separated more thoroughly and rapidly, the oil floats to the upper portion of the supporting plate VII, the motor drives the oil scraping wheel II to rotate through the chain IV to scrape the oil, the oil flows out of the oil outlet II, the supporting plate VII prevents the liquid level from being stable, oil scraping is facilitated, the influence on the oil scraping during gas injection is prevented, and waste water is discharged through the water outlet III; heating of all waste water is avoided when the medicine is added and heated, and a large amount of resources are saved.

Further, a water containing groove is formed in one side of the air spraying plate I, support rods I are arranged on two sides of the water containing groove, a fixing plate I is arranged on one side of each support rod I, a guide groove I is formed in one side of each fixing plate I, a rotary plate is arranged on one side of each fixing plate I, the rotary plate is movably connected to the box body I through a rotary shaft I, a support rod II is arranged on one side of the rotary plate, the support rods II are movably connected with the rotary plate through hinge pins, the support rods I are movably connected to the support rods II through the hinge pins, the support rods I slide in the guide grooves I through the hinge pins, a drain hole I is formed in one side of the fixing plate, a drain hole II is formed in one side of the water containing groove, when the rotary plate is driven to rotate by rotation of the rotary shaft I, the rotary plate drives the support rods I to reciprocate along the guide grooves I, and the support rods I drives the water containing groove to reciprocate along the guide grooves I; a guide groove II is formed in one side of the water containing groove, a scraper II is arranged on one side of the guide groove II, a support shaft is arranged on one side of the scraper II, a fixing plate II is arranged on one side of the support shaft, a guide groove III is arranged on one side of the fixing plate II, the support shaft is arranged in the guide groove II and the guide groove III, a water through hole is formed in the other side of the water containing groove, a baffle II is arranged on one side of the water through hole and movably connected to the water containing groove through a positioning strip, the baffle II slides along the positioning groove, a plurality of springs are arranged on one side of the baffle II, and the springs are connected to the box body I and the baffle II through a supporting block V; when dress basin descends, the upper profit gets into in the dress basin through the limbers, the carousel rotates and drives the dress basin and rises, dress basin bottom waste water passes through the limbers and flows out, spring pulling baffle II closes the limbers when dress basin continues to rise, scraper blade II passes through the back shaft when dress basin rises and moves along II and III motions in the guide way along the guide way, horizontal motion is made for the dress basin to scraper blade II realization, the oil and water removal in the scraper blade II promotion dress basin, when wash port II with I coincidence of wash port the profit carry out water oil water separating in getting into box II through wash port I.

Compared with the prior art, the invention has the beneficial effects that:

1) the utility model discloses be equipped with filter equipment, when waste water passes through filter equipment, waste water gets into in the screen cloth back runner drive baffle and rotates and prevent waste water in the residue jam screen cloth, and the residue that the baffle drove the filtration and crosses rotates to I one side of scraper blade, and scraper blade I scrapes and realizes filter equipment's self-cleaning on the baffle in residue to the waste bin, avoids the staff clean once more, reduces the amount of labour.

2) The screw rod rotates to drive the upper oil-water layer of the wastewater to enter the box body II, and the oil-water layer is separated by the separation device in the box body II, and the separation device II accelerates oil-water separation by heating the oil-water layer and adding medicines, so that all wastewater is prevented from being heated and medicines are added, and resources are saved;

3) the utility model discloses be equipped with separator I and separator II, waste water produces the layering after jet-propelled board I, and upper profit gets into separator II, and lower floor's waste water gets into separator I, and waste water is handled with I combined action of separator to separator II for waste water treatment speed.

Drawings

FIG. 1 is a schematic structural view of an urban domestic wastewater treatment device according to the present invention;

FIG. 2 is another schematic structural view of the municipal wastewater treatment plant of the invention;

FIG. 3 is a schematic view of the internal structure of an urban domestic wastewater treatment device according to the present invention;

FIG. 4 is a schematic structural view of a filtering apparatus in the municipal wastewater treatment apparatus according to the present invention;

FIG. 5 is a schematic view showing a part of a filter unit of the municipal wastewater treatment apparatus according to the present invention;

FIG. 6 is a schematic structural diagram of a separation device I in the municipal wastewater treatment device of the invention;

FIG. 7 is a schematic structural view of a box body II in the municipal wastewater treatment plant of the invention;

FIG. 8 is a schematic structural view of a separation device II in the municipal wastewater treatment plant of the invention;

FIG. 9 is a schematic structural view of a screw rod I in the municipal wastewater treatment plant of the invention;

FIG. 10 is a schematic view of a water tank structure of the municipal wastewater treatment apparatus of the present invention;

FIG. 11 is a schematic view of a water tank part of the municipal wastewater treatment apparatus according to the present invention;

in the figure: 1-water inlet I, 2-feed hopper, 3-baffle I, 4-screen, 5-box I, 6-screw rod I, 7-oil outlet I, 8-water outlet I, 9-waste bin, 10-column, 11-blower I, 12-motor I, 13-blower II, 14-feed inlet II, 15-water inlet II, 16-blower III, 17-heater, 18-oil outlet II, 19-box II, 20-supporting shell, 21-handle, 22-side plate, 23-water outlet II, 24-runner, 25-baffle, 26-air injection plate I, 27-screw rod II, 28-storage tank, 29-chain I, 30-chain wheel I, 31-chain wheel VII, 32-chain V, 33-rotating shaft I, 34-chain wheel II, 35-gear I, 36-gear II, 37-material storage box, 38-drainage hole I, 39-guide groove I, 40-support rod I, 41-fixing plate I, 42-drainage hole II, 43-guide groove II, 44-guide groove III, 45-fixing plate II, 46-support rod II, 47-rotating disc, 48-spring, 49-supporting block V, 50-baffle II, 51-water containing groove, 52-scraper II, 53-support shaft, 54-positioning bar, 55-water through hole, 100-filtering device, 101-supporting block I, 102-chain II, 103-bevel gear I, 104-rotating shaft II, 105-II, 106-motor II, 107-guide groove IV, 108-supporting plate I, 109-chain wheel III, 110-worm wheel I, 111-worm I, 112-gear III, 113-worm wheel II, 114-worm II, 115-gear IV, 116-scraper I, 117-supporting plate, 118-tension spring, 119-supporting block II, 120-supporting rod III, 121-supporting frame, 122-supporting plate II, 123-bearing, 124-connecting rod, 200-separating device I, 201-supporting plate III, 202-scraper wheel I, 203-chain wheel IV, 204-chain III, 205-supporting plate IV, 206-supporting plate V, 207-air injection plate II, 208-supporting block III, 209-guide pipe, 300-separating device II, 301-supporting plate VI, 302-chain wheel V, 303-scraper wheel II, 304-supporting plate VII, 305-supporting plate VIII, 306-stirring wheel, 307-chain IV, 308-chain wheel VI, 309-bevel gear III, 310-bevel gear IV, 311-motor III, 312-supporting block IV, 313-heating pipe, 314-air injection plate III, 315-water outlet III.

Detailed Description

For the convenience of understanding of those skilled in the art, the technical solution of the present invention will be further described in detail with reference to fig. 1 to 11.

Example 1

An urban domestic wastewater treatment device comprises a box body I5, a box body II 19, a feed hopper 2, a filtering device 100, a separating device I200 and a separating device II 300, the lower portion of the box body I5 is provided with a plurality of stand columns 10, the upper portion of the box body I5 is provided with a feed hopper 2, the upper portion of the feed hopper 2 is provided with a water inlet I1, the lower portion of the feed hopper 2 is provided with a water outlet II 23, one side of the water outlet II 23 is provided with a baffle I3, the baffle I3 is connected onto the feed hopper 2, the lower portion of the baffle I3 is provided with a screen 4, the screen 4 is connected onto the baffle I3, a rotating wheel 24 is arranged inside the screen 4, a plurality of partition plates 25 are arranged on the outer side of the rotating wheel 24, waste boxes 9 are arranged on two sides of the rotating wheel 24, the waste boxes 9 are connected onto the box body I5, a side plate 22 is arranged on one side of the waste boxes 9, the side plate 22 is connected onto the waste boxes 9 through hinges, a handle 21 is arranged on one side of the side plate 22, and workers can open the side plate 22 through the handle 21 to clean the interior of the waste boxes 9; one side of the rotating wheel 24 is provided with a filtering device 100, the filtering device 100 comprises a motor I12, a supporting plate I108 and a guide groove IV 107, the scraper I116, a support frame 121 and support plates II 122, wherein the scraper I116 is arranged on one side of the rotating wheel 24, the support block I101 is arranged on one side of the scraper I116, the support frame 121 is arranged on one side of the support block I101, the support frame 121 slides in a guide groove IV 107 of the support block I101, the scraper I116 is connected to the support frame 121 through a connecting rod 124, two support plates II 122 are symmetrically arranged on one side of the support frame 121, a chain II 102 is arranged between the support plates II 122, chain wheels III 109 are arranged at two ends of the chain II 102, a support block II 119 is arranged on one side of the chain II 102, a support rod III 120 is arranged on one side of the support block II 119, the support rod III 120 slides in the support block II 119, a support plate 117 is arranged on one side of the support rod III 120, the support plate 117 is connected to the support rod III 120, and the support plate 117 is connected to the support block II 119 through a tension spring 118; the tension spring 118 pulls the support rod III 120 to be tightly attached to the edge of the support plate I108, when the chain II 102 rotates, the support rod III 120 is driven to move along the edge of the support plate I108 through the support block II 119, the support rod III 120 drives the support frame 121 to move along the guide groove IV 107 through the support plate II 122, when the support rod III 120 moves to the concave position of the edge of the support plate I108, the tension spring 118 pulls the support rod III 120 to move inwards, the support rod III 120 is separated from contact with the support plate II 122, when the support rod III 120 continues to move along the edge of the support plate I108, the support rod III 120 moves outwards after being contacted with the support plate II 122, the support frame 121 is pushed to move, and the chain II 102 continuously rotates the support rod III 120 to drive the support frame 121 to reciprocate; a supporting plate I108 is arranged on one side of a chain wheel III 109, the supporting plate I108 is connected with the chain wheel III 109 through a rotating shaft II 104, the rotating shaft II 104 is movably connected with the supporting plate I108 through a bearing 123, the rotating shaft II 104 is movably connected with a supporting block I101, one end of the rotating shaft II 104 is provided with a worm wheel I110, one side of the worm wheel I110 is provided with a worm I111, one side of the worm I111 is provided with a supporting shell 20, the supporting shell 20 is connected with a box body I5, the worm I111 is movably connected with the supporting shell 20, one end of the worm I111 is provided with a worm wheel II 113, one side of the worm wheel II 113 is provided with a worm II 114, the worm II 114 is movably connected with the supporting shell 20, one end of the worm II 114 is provided with a gear III 112, one side of the gear III 112 is provided with a gear IV 115, the gear 112 III is meshed with the gear IV 115, and the gear IV 115 is connected with a rotating wheel 24 through a rotating shaft; when the rotating shaft II 104 rotates, the rotating shaft II 104 drives the gear III 112 to rotate through the worm wheel I110, the worm I111, the worm wheel II 113 and the worm II 114, the gear III 112 drives the rotating wheel 24 to rotate through the gear IV 115, and teeth are arranged on the gear III 112 corresponding to the angle between the adjacent partition plates 25, so that the rotating wheel 24 can rotate intermittently; the other end of the rotating shaft II 104 is provided with a bevel gear I103, the lower part of the bevel gear I103 is provided with a bevel gear II 105, the bevel gear I103 and the bevel gear II 105 are meshed with each other, the lower part of the bevel gear II 105 is provided with a motor II 106, the bevel gear II 105 is connected to the rotating shaft of the motor II 106, and the motor II 106 is connected to the waste bin 9 through a fixing block; the motor II 106 rotates to drive the rotating shaft II 104 to rotate, the rotating shaft II 104 drives the rotating wheel 24 to intermittently rotate, after the rotating wheel 24 rotates, the rotating shaft II 104 drives the supporting frame 121 to move through the chain wheel III 109, the supporting frame 121 drives the scraper I116 to move to realize scraping cleaning between the partition plates 25, after scraping is finished, the rotating wheel 24 rotates, and the supporting frame 121 drives the scraper I116 to reversely move to realize scraping cleaning; when waste water got into screen cloth 4 through delivery port II 23, runner 24 drove baffle 25 and rotates the realization to screen cloth 4's cleanness, prevented that the residue from blockking up screen cloth 4, and scraper blade I116 rotates and clears away the residue of remaining between baffle 25, realizes the self-cleaning of device, reduces staff's the amount of labour.

One side of the filtering device 100 is provided with an air injection plate I26, the air injection plate I26 is connected to a box body I5, one side of the air injection plate I26 is provided with a blower I11, the blower I11 is connected to the box body I5, the blower I11 works to enable air to be injected out through the air injection plate I26, waste water enters the box body I5 through a screen 4, and air is injected out through the air injection plate I26 to accelerate oil-water separation; one side of the air spraying plate I26 is provided with a spiral rod I6, the spiral rod I6 is movably connected to a box body I5 through a rotating shaft I33, one side of the spiral rod I6 is provided with a separating device I200, one side of the separating device I200 is provided with a water outlet I8, the water outlet I8 is connected to the box body I5, the other side of the separating device I200 is provided with an oil outlet I7, the oil outlet I7 is connected to the box body I5, the other side of the spiral rod I6 is provided with a box body II 19, a separating device II 300 is arranged inside the box body II 19, one side of the separating device II 300 is provided with a water outlet III 315, the water outlet III 315 is connected to the box body II 19, the other side of the separating device II 300 is provided with an oil outlet II 18, the oil outlet II 18 is connected to the box body II 19, one side of the rotating shaft I33 is provided with a motor I12, and the rotating shaft I33 is connected to the motor I12; the motor I12 rotates to drive the screw rod I6 to rotate through the rotating shaft I33; waste water is oily upwards to float behind gas spray plate I26, waste water I6 screw rod when screw rod I6 transports upper oil water to box II 19 in, carry out oil water separation through II 300 separator, the oil-out II 18 flows out from the oil-out of separating, waste water flows out from III 315 delivery port, lower floor's waste water gets into separator I200 and carries out oil-water separation, prevent that oil from mixing the discharge polluted environment in the waste water, waste water is discharged from delivery port I8 behind separator I200, the oil of separation is discharged from II 18 dischargings of oil-out.

The storage tank 28 is arranged at the lower part of the screw rod I6, a screw rod II 27 is arranged in the storage tank 28, the screw rod II 27 is movably connected to the box body I5, a storage box 37 is arranged on one side of the screw rod II 27, the storage box 37 is connected to the box body I5, a chain wheel II 34 is arranged on the other side of the screw rod II 27, the chain wheel II 34 is connected to the screw rod II 27, a chain wheel I30 is arranged on one side of the chain wheel II 34, the chain wheel I30 is connected to a rotating shaft I33, the chain wheel I30 is connected with the chain wheel II 34 through a chain I29, a gear II 36 is arranged on the other side of the chain wheel II 34, the gear II 36 is connected to the screw rod II 27, a gear I35 is arranged on one side of the gear II 36, the gear II 36 is mutually meshed with the gear I35, a motor I12 is arranged on one side of the gear I35, the gear I35 is connected to a rotating shaft of the motor I12, and the motor I12 is connected to the box body I5 through a fixing block; motor I12 rotates and drives II 27 rotations of hob, and in the sediment got into the precipitation tank after getting into box I5 as remaining the residue, II 27 rotations of hob drive the residue through II 27 entering storage tanks 37 of hob in, II 27 rotations of hob drive I6 through I29 chains and rotate and make the upper oil water get into in box II 19.

The separation device I200 comprises a skimming wheel I202 and a support plate IV 205, the blowing plate II 207 and the blower II 13 are arranged, one side of the screw rod I6 is provided with a supporting plate III 201, one side of the supporting plate III 201 is provided with a supporting block III 208, one side of the supporting block III 208 is provided with a supporting plate V206, two sides of the supporting block III 208 are provided with a plurality of blowing plates II 207, the blowing plate II 207 is connected to the box body I5, one side of the blowing plate II 207 is provided with the blower II 13, the blower II 13 is connected to the blowing plate II 207 through a guide pipe 209, the upper part of the supporting block III 208 is provided with a supporting plate IV 205, the upper part of the supporting plate IV 205 is provided with a plurality of oil scraping wheels I202, a chain III 204 is arranged between adjacent oil scraping wheels, two ends of the chain III 204 are provided with a chain wheel IV 203, the oil scraping wheels I202 and the chain wheel IV 203 are movably connected to the box body I5 through rotating shafts, a chain V32 is arranged between the tail oil scraping wheel I202 and the screw rod I6, and the chain V32 is respectively connected to the oil scraping wheels I202 and the screw rod I6 through chain wheels VII 31 at two ends; during lower floor's waste water passed through III 201 lower parts of backup pad and gets into separator I200, II 13 work of hair-dryer are through II 207 blowout gas of gas jet plate, the oil upward movement in the gaseous waste water that drives, fluid moves to backup pad IV 205 upper portion, backup pad IV 205 makes the liquid level steadily be convenient for scrape oil ship II 303 and scrape oil, I6 rotations of hob drive scrape oil ship I202 and rotate oil through oil-out II 18 discharges, waste water is discharged from delivery port I8 through backup pad V206 lower part.

The separation device II 300 comprises a stirring wheel 306, a motor III 311, a supporting plate VII 304, a heating pipe 313, a scraper wheel II 303 and a jet plate III 314, the supporting plate VIII 305 is arranged at the upper part of the box body II 19, a feeding hole II 14 is arranged at the upper part of the supporting plate VIII 305, and the medicine is added into oil water through the feeding hole II 14 to accelerate oil-water separation; a water inlet II 15 is formed in one side of the feed inlet II 14, a stirring wheel 306 is arranged at the lower portion of the supporting plate VIII 305, a bevel gear III 309 is arranged at one side of the stirring wheel 306, the bevel gear III 309 and the stirring wheel 306 are movably connected to the box body II 19 through a rotating shaft, a bevel gear IV 310 is arranged at one side of the bevel gear III 309, the bevel gear III 309 and the bevel gear IV 310 are meshed with each other, a motor III 311 is arranged at the lower portion of the bevel gear IV 310, the bevel gear III 309 is connected to the motor III 311, and the motor III 311 is connected to the box body II 19; the motor III 311 rotates to drive the stirring wheel 306 to rotate to stir and mix the oil and the water, so that the condensation degree of the oil in the water is reduced, and the oil and the water can be conveniently separated; a supporting plate VI 301 is arranged on the other side of the stirring wheel 306, a supporting block IV 312 is arranged on one side of the supporting plate VI 301, a supporting plate VII 304 is arranged on one side of the supporting block IV 312, a oil scraping wheel II 303 is arranged on the upper portion of the supporting plate VII 304, a chain wheel V302 is arranged on one side of the oil scraping wheel II 303, the chain wheel V302 and the oil scraping wheel II 303 are movably connected to the box body II 19 through a rotating shaft, a chain wheel VI 308 is arranged on one side of the chain wheel V302, the chain wheel VI 308 is connected to the rotating shaft of the stirring wheel 306, the chain wheel V302 and the chain wheel VI 308 are connected through a chain IV 307, a heating pipe 313 is arranged on the lower portion of the supporting plate VII 304, a heating machine 17 is arranged on one side of the heating pipe 313, the heating machine 17 is connected to the box body II 19, an air injection plate III 314 is arranged on the lower portion of the heating pipe 313, a blower III is arranged on one side of the air injection plate III 314, and the blower III is connected to the box body II 19; oil and water enter a box body II 19 through a water inlet II 15, a motor III 311 rotates to drive a stirring wheel 306 to stir the oil and water, the oil and water pass through the lower part of a supporting plate VI 301 and a supporting block IV 312, a heater 17 works to drive a heating pipe 313 to heat the oil and water, a blower III 16 drives an air injection plate III 314 to inject the oil and water, the oil and water are separated more thoroughly and rapidly, the oil floats to the upper part of a supporting plate VII 304, the motor drives an oil scraping wheel II 303 to rotate through a chain IV 307 to scrape the oil so that the oil flows out of an oil outlet II 18, the liquid level of the supporting plate VII is prevented from being stable, the oil scraping is facilitated, the influence on the oil scraping during the air injection is prevented, and the wastewater is discharged through a water outlet III 315; heating of all waste water is avoided when the medicine is added and heated, and a large amount of resources are saved.

Example 2

The difference compared with example 1 is: a water containing groove 51 is arranged on one side of the air injection plate I26, supporting rods I40 are arranged on two sides of the water containing groove 51, a fixing plate I41 is arranged on one side of the supporting rod I40, a guide groove I39 is arranged on one side of the fixing plate I41, the fixing plate I41 is fixed on a box body I5, a rotary disc 47 is arranged on one side of the fixing plate I41, the rotary disc 47 is movably connected to the box body I5 through a rotary shaft I33, a supporting rod II 46 is arranged on one side of the rotary disc 47, the supporting rod II 46 is movably connected with the rotary disc 47 through a pin shaft, the supporting rod I40 is movably connected to the supporting rod II 46 through a pin shaft, the supporting rod I40 slides in the guide groove I39 through a pin shaft, a drain hole I38 is arranged on one side of the fixing plate I41, a drain hole II 42 is arranged on one side of the water containing groove 51, when the rotating shaft I33 rotates to drive the rotating disc 47 to rotate, the rotating disc 47 drives the supporting rod I40 to reciprocate along the guide groove I39 through the supporting rod II 46, and the supporting rod I40 drives the water containing groove 51 to reciprocate along the guide groove I39; a guide groove II 43 is arranged on one side of a water containing groove 51, a scraper II 52 is arranged on one side of the guide groove II 43, a support shaft 53 is arranged on one side of the scraper II 52, a fixing plate II 45 is arranged on one side of the support shaft 53, a guide groove III 44 is arranged on one side of the fixing plate II 45, the support shaft 53 is arranged in the guide groove II 43 and the guide groove III 44, a water through hole 55 is arranged on the other side of the water containing groove 51, a baffle II 50 is arranged on one side of the water through hole 55, the baffle II 50 is movably connected to the water containing groove 51 through a positioning strip 54, the baffle II 50 slides along the positioning strip 54, a plurality of springs 48 are arranged on one side of the baffle II 50, and the springs 48 are connected to a box body I5 and the baffle II 50 through a supporting block V49; when the water containing groove 51 descends, upper-layer oil water enters the water containing groove 51 through the water through hole, the rotary disc 47 rotates to drive the water containing groove 51 to ascend, waste water at the bottom of the water containing groove 51 flows out through the water through hole 55, when the water containing groove 51 continues to ascend, the spring 48 pulls the baffle II 50 to close the water through hole 55, when the water containing groove 51 ascends, the scraper II 52 moves along the guide groove II 43 and the guide groove III 44 through the support shaft 53, the scraper II 52 horizontally moves relative to the water containing groove 51, the scraper II 52 pushes oil water in the water containing groove 51 to move, and when the drain hole II 42 is superposed with the drain hole I38, the oil water enters the box II 19 through the drain hole I38 to be subjected to oil-water separation.

The utility model provides an urban domestic wastewater treatment device, the working process as follows: the staff pours waste water into feeder hopper 2 through water inlet I1 in, motor II 106 rotates and drives filter equipment 100 work and filters, the residue in the waste water is filtered in the work of filter equipment 100, scraper blade I116 strikes off the residue on adhering to baffle 25 and realizes self-cleaning, reduce the amount of labour that the staff cleared up, waste water gets into in box I5 after filter equipment 100 filters, jet-propelled fluid come-up that helps of jet-propelled board I26, hob I6 rotates and drives upper profit and get into in box II 19, carry out oil-water separation through II 300 of separator, the profit of separating makes the profit separate through heating and adding the medicine, avoid heating and adding the medicine to whole waste water, reduce the consumption of resource, lower floor's waste water is through I200 of separator, separate the oil of remaining in the waste water, make the separation more thorough.

The foregoing is merely exemplary and illustrative of the present invention and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the present invention as defined in the accompanying claims.

Claims

1. A municipal domestic wastewater treatment device comprises a box body I, a box body II, a feed hopper, a filtering device, a separating device I and a separating device II, and is characterized in that a plurality of stand columns are arranged at the lower part of the box body I, the upper part of the box body I is provided with the feed hopper, the upper part of the feed hopper is provided with a water inlet I, the lower part of the feed hopper is provided with a water outlet II, one side of the water outlet II is provided with a baffle I, the baffle I is connected onto the feed hopper, the lower part of the baffle I is provided with a screen, the screen is connected onto the baffle I, a rotating wheel is arranged inside the screen, the outer side of the rotating wheel is provided with a plurality of partition plates, two sides of the rotating wheel are provided with a waste material box, the waste material box is connected onto the box body I, one side of the waste material box is provided with a side plate, the side plate is connected onto the waste material box through a hinge, and one side of the side plate is provided with a handle; one side of the rotating wheel is provided with a filtering device, the filtering device comprises a motor I, a support plate I, a guide groove IV, a scraper I, a support frame and a support plate II, the scraper I is arranged on one side of the rotating wheel, the support block I is arranged on one side of the scraper I, the support frame is arranged on one side of the support block I and slides in the guide groove IV of the support block I, the scraper I is connected to the support frame through a connecting rod, two support plates II are symmetrically arranged on one side of the support frame, a chain II is arranged between the support plates II, chain wheels III are arranged at two ends of the chain II, the support block II is arranged on one side of the chain II, a support rod III is arranged on one side; a supporting plate I is arranged on one side of a chain wheel III, the supporting plate I is connected with the chain wheel III through a rotating shaft II, the rotating shaft II is movably connected with the supporting plate I through a bearing, the rotating shaft II is movably connected onto a supporting block I, a worm wheel I is arranged at one end of the rotating shaft II, a worm I is arranged on one side of the worm wheel I, a supporting shell is arranged on one side of the worm I, the supporting shell is connected onto a box body I, the worm I is movably connected onto the supporting shell, a worm wheel II is arranged at one end of the worm I, a worm II is arranged on one side of the worm wheel II, the worm II is movably connected onto the supporting shell, a gear III is arranged at one end of the worm II, a gear IV is arranged on one side of the gear III, the gear III is meshed with the gear IV, and the gear IV is connected onto a rotating wheel through a rotating shaft; the other end of the rotating shaft II is provided with a helical gear I, the lower part of the helical gear I is provided with a helical gear II, the helical gear I and the helical gear II are meshed with each other, the lower part of the helical gear II is provided with a motor II, the helical gear II is connected to the rotating shaft of the motor II, and the motor II is connected to a waste material box through a fixing block;

one side of the filtering device is provided with an air injection plate I, the air injection plate I is connected to the box body I, one side of the air injection plate I is provided with a blower I, and the blower I is connected to the box body I; one side of the air spraying plate I is provided with a spiral rod I, the spiral rod I is movably connected to the box body I through a rotating shaft I, one side of the spiral rod I is provided with a separation device I, one side of the separation device I is provided with a water outlet I, the water outlet I is connected to the box body I, the other side of the separation device I is provided with an oil outlet I, the oil outlet I is connected to the box body I, the other side of the spiral rod I is provided with a box body II, a separation device II is arranged inside the box body II, one side of the separation device II is provided with a water outlet III, the water outlet III is connected to the box body II, the other side of the separation device II is provided with an oil outlet II, the oil outlet II is connected to the box body II, and one side of the spiral rod I is provided with a motor I;

the separation device I comprises a scraping wheel I, a support plate IV, an air injection plate II and a blower II, wherein a support plate III is arranged on one side of a screw rod I, a support block III is arranged on one side of the support plate III, a support plate V is arranged on one side of the support block III, a plurality of air injection plates II are arranged on two sides of the support block III, the air injection plates II are connected to a box body I, a blower II is arranged on one side of the air injection plates II, the blower II is connected to the air injection plates II through a guide pipe, the support plate IV is arranged on the upper portion of the support block III, a plurality of scraping wheels I are arranged on the upper portion of the support plate IV, a chain III is arranged between every two adjacent scraping wheels, chain wheels IV are arranged at two ends of the chain III, the scraping wheels I and the chain wheels IV are movably connected to the box body I through rotating shafts, a chain V is arranged between the tail end scraping wheel I and the screw rod I, and the chain V is connected to the scraping wheels I and the screw rod I through a chain wheel VII;

the separation device II comprises a stirring wheel, a motor III, a supporting plate VII, a heating pipe, a scraper wheel II and an air injection plate III, the supporting plate VIII is arranged at the upper part of the box body II, a feeding hole II is arranged at the upper part of the supporting plate VIII, and the medicine is added into the oil water through the feeding hole II to accelerate oil-water separation; a water inlet II is formed in one side of the feed inlet II, a stirring wheel is arranged on the lower portion of the supporting plate VIII, a bevel gear III is arranged on one side of the stirring wheel, the bevel gear III and the stirring wheel are movably connected to the box body II through a rotating shaft, a bevel gear IV is arranged on one side of the bevel gear III, the bevel gear III is meshed with the bevel gear IV, a motor III is arranged on the lower portion of the bevel gear IV, the bevel gear III is connected to the motor III, and the motor III is connected to the box body II; the motor III rotates to drive the stirring wheel to rotate to stir and mix the oil and the water, so that the condensation degree of the oil in the water is reduced, and the oil and the water are conveniently separated; stirring wheel opposite side is equipped with backup pad VI, backup pad VI one side is equipped with supporting shoe IV, supporting shoe IV one side is equipped with backup pad VII, backup pad VII upper portion is equipped with scrapes oil wheel II, II one sides of scrapes oil wheel are equipped with sprocket V, through pivot swing joint on box II between sprocket V and the scrapes oil wheel II, sprocket V one side is equipped with sprocket VI, sprocket VI is connected in the stirring wheel pivot, be connected through chain IV between sprocket V and the sprocket VI, backup pad VII lower part is equipped with the heating pipe, heating pipe one side is equipped with the heating machine, the heating machine is connected on box II, the heating pipe lower part is equipped with jet plate III, jet plate III one side is equipped with hair-dryer III, hair-dryer III is connected on box II.

2. The municipal domestic wastewater treatment device according to claim 1, wherein a storage tank is arranged below the screw rod I, a screw rod II is arranged inside the storage tank, the screw rod II is movably connected to the box I, a storage box is arranged on one side of the screw rod II, the storage box is connected to the box I, a chain wheel II is arranged on the other side of the screw rod II, the chain wheel II is connected to the screw rod II, a chain wheel I is arranged on one side of the chain wheel II, the chain wheel I is connected to the rotating shaft I, the chain wheel I is connected with the chain wheel II through a chain I, a gear II is arranged on the other side of the chain wheel II, the gear II is connected to the screw rod II, a gear I is arranged on one side of the gear II, the gear II is meshed with the gear I, a motor I is arranged on one side of the gear I, the.