CN115536177A - Environment-friendly urban sewage treatment device and method thereof - Google Patents
Environment-friendly urban sewage treatment device and method thereof Download PDFInfo
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- CN115536177A CN115536177A CN202211245085.0A CN202211245085A CN115536177A CN 115536177 A CN115536177 A CN 115536177A CN 202211245085 A CN202211245085 A CN 202211245085A CN 115536177 A CN115536177 A CN 115536177A
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- 239000010865 sewage Substances 0.000 title claims abstract description 106
- 238000011282 treatment Methods 0.000 title claims abstract description 97
- 238000000034 method Methods 0.000 title claims abstract description 21
- 230000005540 biological transmission Effects 0.000 claims abstract description 39
- 238000001914 filtration Methods 0.000 claims abstract description 21
- 239000002244 precipitate Substances 0.000 claims abstract description 15
- 238000004062 sedimentation Methods 0.000 claims abstract description 9
- 239000012535 impurity Substances 0.000 claims abstract description 8
- 230000007246 mechanism Effects 0.000 claims description 66
- 238000007790 scraping Methods 0.000 claims description 37
- 239000013049 sediment Substances 0.000 claims description 30
- 230000000903 blocking effect Effects 0.000 claims description 22
- 238000007599 discharging Methods 0.000 claims description 20
- 239000000463 material Substances 0.000 claims description 18
- 238000005192 partition Methods 0.000 claims description 17
- 238000000926 separation method Methods 0.000 claims description 15
- 238000004804 winding Methods 0.000 claims description 15
- 239000007788 liquid Substances 0.000 claims description 12
- 239000010802 sludge Substances 0.000 claims description 12
- 238000004140 cleaning Methods 0.000 claims description 7
- 239000008394 flocculating agent Substances 0.000 claims description 6
- 239000000126 substance Substances 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 5
- 239000000428 dust Substances 0.000 claims description 3
- 238000001556 precipitation Methods 0.000 claims description 3
- 238000012806 monitoring device Methods 0.000 claims 2
- 239000012141 concentrate Substances 0.000 abstract 1
- 230000009467 reduction Effects 0.000 description 9
- 230000008569 process Effects 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 238000011221 initial treatment Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000053 physical method Methods 0.000 description 1
- 239000008213 purified water Substances 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F2001/007—Processes including a sedimentation step
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/14—Maintenance of water treatment installations
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention relates to the field of sewage treatment, in particular to an environment-friendly urban sewage treatment device and a method thereof. Provides an environment-friendly municipal sewage treatment device and a method thereof. An environment-friendly urban sewage treatment device and a method thereof, comprising a four-stage treatment box, a bracket, a transmission rod and a filter screen; the middle part of the side surface of the four-stage treatment box is fixedly connected with a support, the top of the support is symmetrically and rotatably connected with a transmission rod, the bottom of the four-stage treatment box is symmetrically provided with the transmission rod, a filter screen for filtering sewage impurities is wound on the transmission rod, and the transmission rod transmits the filter screen in a chain transmission mode. Adopt and concentrate the frame and place in advance and carry out the collection of precipitate in the bottom of sedimentation tank, only use the outer driving source to pack up the concentrated frame of arranging the bottom in after collecting to a certain extent and can be quick completion to the clearance of precipitate to this time cost that reduces the clearance.
Description
Technical Field
The invention relates to the field of sewage treatment, in particular to an environment-friendly urban sewage treatment device and a method thereof.
Background
The sewage treatment refers to the process of purifying water quality of a water body, and can be divided into primary treatment, secondary treatment and tertiary treatment according to the treatment degree, wherein the primary treatment is mainly used for removing solid matters in a suspended state in the sewage, and a common physical method is adopted.
At present, more small sewage treatment devices suitable for cities are used for primary treatment of sewage in cities and towns, so that the purpose of internal self-cleaning circulation is achieved, and therefore, sewage treatment equipment needs to operate for a long time, but the equipment needs to invest a large amount of time and energy in the operation process to cope with complex operation of the existing equipment, wherein in the two steps of sedimentation and filtration, firstly, sediment obtained through sedimentation needs to be stopped regularly for cleaning, so that the sedimentation effect is prevented from being influenced by excessive sediment sedimentation accumulation, and the sediment needs to be transferred by using a corresponding water pump in the sediment treatment process; secondly tiny impurity and silt can be attached to on the filter screen in filtering process, very easily cause the filter screen jam, need the manual work to regularly clear up to filter sewage, therefore the clearance frequency is high.
Disclosure of Invention
In order to overcome the defect that the operation of the existing small-sized sewage treatment equipment needs a great amount of time and energy, the environment-friendly urban sewage treatment device and the method thereof are provided, and after the sludge is collected to a certain degree, the sludge can be quickly cleaned by only using an external driving source to pack up a concentration frame arranged at the bottom, so that the cleaning time cost is reduced, and the blockage on a filter screen can be efficiently and quickly cleaned.
Under the effect of scraping mud mechanism, starter motor can clear up the plug on the filter screen, so can save the step of artifical clearance, further reduction working strength.
The technical scheme is as follows: an environment-friendly urban sewage treatment device and a method thereof comprise a four-stage treatment box, a support, a transmission rod, a filter screen, a collection frame, a speed reduction motor, a mud scraping mechanism and a precipitate removing mechanism, wherein the middle part of the side surface of the four-stage treatment box is fixedly connected with the support, the top of the support is in symmetrical and rotary connection with the transmission rod, the bottom of the four-stage treatment box is symmetrically provided with the transmission rod, the transmission rod is provided with the filter screen for filtering sewage impurities, the transmission rod transmits the filter screen in a chain transmission mode, the side surface of the four-stage treatment box is provided with the speed reduction motor, an output shaft of the speed reduction motor is connected with the transmission rod through a coupler, the upper part of the four-stage treatment box is provided with the collection frame for collecting blockages, the collection frame is provided with the mud scraping mechanism for scraping the blockages, and one side in the four-stage treatment box is provided with the precipitate removing mechanism for cleaning the precipitates. The precipitate removing mechanism comprises a concentration frame, a baffle plate, a support frame, a winding machine, a discharge hopper, a stay cord, a partition plate, a material pushing plate, a convex block, a sliding rod, a pulling handle, a pressure sensing switch and a control box, wherein the concentration frame is placed on one side in a four-stage treatment box, the baffle plate is hinged to one side of the concentration frame, the support frame is symmetrically and fixedly connected to two sides of the four-stage treatment box, the winding machine is fixedly connected to the support frame, one end of the stay cord is connected to the winding machine, the other end of the stay cord is connected to the concentration frame, the discharge hopper is fixedly connected to one side of the four-stage treatment box and used for guiding precipitates, the material pushing plate is connected to the concentration frame in a sliding mode through the sliding rod and used for pushing the precipitates, the sliding rod penetrates through the side wall of the concentration frame and is hinged to the pulling handle, the lug matched with the baffle plate is fixedly connected to the baffle plate, the baffle plate is arranged in the concentration frame and used for monitoring the weight of sewage, the pressure sensing switch is arranged between the partition plate and the concentration frame, the side face of the four-stage treatment box is provided with the control box, the pressure sensing switch is electrically connected with the control box, and the winding machine is electrically connected with the control box.
As a further preferable scheme, the four-stage treatment box is divided into four areas by partition plates, the sediment discharge mechanism is located in the first area, the mud scraping mechanism is located in the second area, the other side adjacent to the mud scraping mechanism is a third area, and the other side adjacent to the third area and far away from the second area is a fourth area.
As a further preferred scheme, the mud scraping mechanism comprises a screw rod, scraping plates, a handle and a first belt pulley group, the screw rod is connected with the collection frame in a symmetrical rotating mode, the scraping plates which are in contact with the filter screen are symmetrically arranged on the screw rod, one scraping plate is connected with the screw rod in a rotating mode, the other scraping plate is in threaded connection with the screw rod, the two scraping plates are in clamping contact with the filter screen, the two screw rods synchronously rotate through the first belt pulley group, and the handle is fixedly connected to the screw rod.
As a further preferable scheme, the device further comprises a discharge component, and the collection frame is provided with the discharge component for rapidly dredging the blockage; the discharging assembly comprises a spiral plate and a second belt pulley assembly, the spiral plate is connected in the collecting frame in a rotating mode, a sludge discharging opening is formed in the spiral direction of the spiral plate, and the spiral plate is connected with the transmission rod through the second belt pulley assembly for transmission.
As a further preferable scheme, the sewage treatment device also comprises a blocking mechanism, wherein the blocking mechanism which is matched with the sediment discharging mechanism and blocks the accessed sewage is arranged at two sides of the four-stage treatment box; stop mechanism is including slide rail, carriage, shielding plate, fixed pulley, contact frame, act as go-between and spring, and level four is handled case bilateral symmetry and is equipped with the slide rail, and two slide rails connect the carriage jointly, and the rigid coupling is used for blockking the shielding plate that inserts sewage on the carriage, is equipped with the spring between carriage and the slide rail, and level four is handled case both sides and is equipped with the fixed pulley, common sliding type connection contact frame on the support frame, and the equal rigid coupling in both sides of contact frame acts as go-between one end, and the other end is walked around the fixed pulley and is connected with the carriage.
As a further preferable scheme, the device also comprises an adding component, and the collecting frame is provided with the adding component for adding the flocculating agent; the adding assembly comprises a fixing frame, a storage cylinder and a valve, the collecting frame is fixedly connected with the fixing frame, the storage cylinder is arranged on the fixing frame, and the bottom of the storage cylinder is fixedly connected with the valve.
As a further preferable scheme, the filter plate assembly further comprises a multi-stage filter plate group, wherein the multi-stage filter plate group for strong filtration is arranged on one side adjacent to the adding assembly, and the multi-stage filter plate group is formed by arranging a plurality of filter plates with different filter meshes.
As a further preferable mode, the municipal sewage treatment method comprises the steps of,
1) The sewage pipeline is connected from the direction of one side containing the blocking mechanism, and at the moment, the sewage flows into a first area in the four-stage treatment box;
2) After the first area is filled with sewage, the access amount of the sewage is reduced to be less than one fifth of the flow of the sewage conveying pipeline, the flow speed is kept, large granular substances in the sewage in the first area are precipitated, and the precipitate removing mechanism is used for discharging sediment obtained by precipitation;
3) The sewage after the large granular substances are removed through sedimentation enters a second area through an opening on the partition plate, after being filtered by the filter screen, the blockage of the filter screen is scraped by the mud scraping mechanism, and the blockage is discharged by the discharging assembly;
4) The primarily filtered sewage flows into a third area through the through holes in the partition plate again, a flocculating agent is added into the third area by the adding assembly to strengthen solid-liquid separation, and the third area is placed into a stirrer to be slowly stirred without stopping;
5) The sewage after the solid-liquid separation is strengthened enters a fourth area for secondary strong filtration, and is used for filtering suspended matters, impurities, dust particles and the like in the sewage after the solid-liquid separation;
6) And after the suspended matters in the sewage are subjected to strong filtration and separation in the fourth area, the first-stage treatment step in the sewage treatment is completed, and the sewage enters a second-stage sewage treatment tank.
Compared with the prior art, the invention has the following advantages: according to the invention, the concentration frame is placed at the bottom of the sedimentation tank in advance for collecting sediments, and the sludge scraping mechanism, the sediment discharging mechanism and the four-stage treatment box are mutually cooperated, so that the sediments can be quickly cleaned only by using the external driving source to pack up the concentration frame placed at the bottom after the sediments are collected to a certain degree, the cleaning time cost is reduced, and the quick cleaning efficiency is greatly improved. Under the effect of mud scraping mechanism, starter motor can clear up the plug on the filter screen, so can save the step of artifical clearance, further reduction working strength.
Drawings
Fig. 1 is a schematic perspective view of a first embodiment of the present invention.
Fig. 2 is a schematic perspective view of a second embodiment of the present invention.
Fig. 3 is a schematic perspective view of a third embodiment of the present invention.
Fig. 4 is a first perspective view of the mud scraping mechanism according to the present invention.
Fig. 5 is a second perspective view of the mud scraping mechanism of the present invention.
Fig. 6 is a perspective view of a first perspective view of the discharge assembly of the present invention.
Fig. 7 is a perspective view of a second perspective view of the discharge assembly of the present invention.
Fig. 8 is a schematic perspective view of the sediment removal mechanism of the present invention.
Fig. 9 is a schematic perspective view of the centralizing frame and the striker plate of the invention.
Fig. 10 is a schematic sectional perspective view of a concentrating frame according to the present invention.
Fig. 11 is a schematic perspective view of a first viewing angle of the blocking mechanism according to the present invention.
Fig. 12 is a perspective view of a second perspective of the blocking mechanism according to the present invention.
Fig. 13 is a schematic perspective view of an adding assembly of the present invention.
Number designation in the figure: 1-four-stage treatment box, 2-bracket, 3-transmission rod, 4-filter screen, 5-collection frame, 6-speed reduction motor, 7-mud scraping mechanism, 71-screw rod, 72-scraper blade, 73-handle, 74-first pulley set, 8-discharge component, 81-spiral plate, 82-second pulley set, 83-mud discharge port, 9-precipitate discharge mechanism, 91-collection frame, 92-baffle plate, 93-support frame, 94-winder, 95-discharge hopper, 96-pull rope, 99-baffle plate, 910-material pushing plate, 911-lug, 912-slide rod, 913-pulling handle, 914-pressure sensing switch, 10-blocking mechanism, 101-slide rail, 102-sliding frame, 103-baffle plate, 104-pulley block, 105-contact frame, 106-pull wire, 107-spring, 11-adding component, 111-fixing frame, 112-storage barrel, 113-valve, 12-multi-stage filtration, 13-control box plate set.
Detailed Description
The following further describes the technical solution with reference to specific embodiments, and it should be noted that: the words upper, lower, left, right, and the like used herein to indicate orientation are merely for the location of the illustrated structure in the corresponding figures. The serial numbers of the parts are themselves numbered herein, for example: first, second, etc. are used only to distinguish the described objects, and do not have any sequential or technical meaning. What is said in this application is: the connection and coupling, unless otherwise indicated, include both direct and indirect connections (couplings).
Example 1
An environment-friendly urban sewage treatment device and a method thereof are disclosed, as shown in fig. 1-3, the device comprises a four-stage treatment box 1, a support 2, a transmission rod 3, a filter screen 4, a collection frame 5, a speed reduction motor 6, a mud scraping mechanism 7 and a sediment removing mechanism 9, wherein the four-stage treatment box 1 is separated by a partition board, the four-stage treatment box 1 is divided into three areas, the mud scraping mechanism 7 is positioned in a second area, the sediment removing mechanism 9 is positioned in a first area, the other side adjacent to the mud scraping mechanism 7 is a third area, the bottoms of the three areas are respectively provided with a drainage port capable of being opened and closed for sewage disposal, the other side adjacent to the second area in the third area is a fourth area, the two sides of the second area of the four-stage treatment box 1 are respectively bolted with the support 2, the top of the support 2 is symmetrically and rotatably connected with the transmission rod 3, the bottom of the four-stage treatment box 1 is symmetrically and rotatably connected with the transmission rod 3 and is sealed for preventing water leakage, the filter screen 4 for filtering sewage closed loop is arranged around the transmission rod 3, the transmission rod 3 is provided with a chain for driving the chain wheel for driving the transmission rod 4, the chain treatment box 1 is arranged on the transmission rod 6, the transmission rod is connected with the speed reduction motor 6, the transmission rod collection frame and the transmission rod 5 for scraping mechanism, and the sediment collecting mechanism is arranged on one side of the four-stage treatment box for scraping the sediment collecting mechanism, and the transmission rod 5, and the blockage collecting mechanism for scraping mechanism, and the blockage collecting mechanism 4, and the transmission rod for scraping mechanism is arranged on one side of the four-stage treatment box, and the four-stage treatment box for scraping mechanism, and the four-stage treatment box is arranged on the four-collecting mechanism, and the four-collecting mechanism 4.
As shown in fig. 1, 4, and 5, the mud scraping mechanism 7 includes a screw rod 71, scrapers 72, a handle 73 and a first pulley set 74, the screw rod 71 is connected to the collection frame 5 in a symmetrical and rotating manner, scrapers 72 for contacting with the filter screen 4 are symmetrically disposed on the screw rod 71, one of the scrapers 72 is connected to the screw rod 71 in a rotating manner and is fixedly connected to the collection frame 5, the other scraper 72 is connected to the screw rod 71 in a threaded manner, the two scrapers 72 are in clamping contact with the filter screen 4, the two screw rods 71 are synchronously rotated by the first pulley set 74, the handle 73 is fixedly connected to the screw rod 71, and by rotating the handle 73, the two screw rods 71 are simultaneously rotated to move the scrapers 72 in a threaded manner forward in a threaded direction, and can contact with the filter screen 4 to adapt to the thickness of the filter screen 4.
As shown in fig. 1, 8, 9 and 10, the sediment discharging mechanism 9 includes a concentration frame 91, a baffle plate 92, a support frame 93, a winding machine 94, a discharge hopper 95, a pull rope 96, a partition 99, a pushing plate 910, a bump 911, a sliding rod 912, a pulling handle 913, a pressure sensing switch 914 and a control box 13, the concentration frame 91 is placed in a first area of the four-stage treatment box 1, a notch is opened on one side of the concentration frame 91, the baffle plate 92 is hinged at the notch, the support frame 93 is symmetrically bolted on two sides of the four-stage treatment box 1, the winding machine 94 is fixedly connected on the support frame 93, one end of the pull rope 96 is connected on the winding machine 94, the other end is connected with the concentration frame 91, the pull rope 96 is wound up after the winding machine 94 is started, the concentration frame 91 is lifted, the discharge hopper 95 for guiding sediment is bolted on one side of the four-stage treatment box 1, the baffle plate 92 and the discharge hopper 95 are on the same side, the side wall of the concentration frame 91 is penetrated and connected with a sliding rod 912 in a sliding way, one end of the side wall is hinged with a pulling handle 913, the other end of the side wall is fixedly connected with a material pushing plate 910, the material pushing plate 910 is arranged in the concentration frame 91, the pulling handle 913 hinged on the sliding rod 912 is separated from the blocking of the inner wall of the four-stage treatment box 1, so that the pulling handle 913 can be put down, the material pushing plate 910 can be pulled by pulling the pulling handle 913, the sediment deposited at the bottom of the concentration frame 91 is pushed by the material pushing plate 910, a lug 911 used for being matched with the material blocking plate 92 is fixedly connected on the material pushing plate 910, the material blocking plate 92 can be jacked up when the material pushing plate 910 slides to the limit position, a partition plate 99 matched with the partition plate 99 is arranged in the concentration frame 91, the joint is subjected to airtight treatment, pressure sensing switches 914 used for monitoring the sewage weight are arranged around the partition plate 99 and the concentration frame 91, the side surface of the four-stage treatment box 1 is bolted with a control box 13, the pressure sensing switches 914 electrically connected with the control box 13, the control box 13 is electrically connected with the winding machine 94, and because the density of the purified water and the sewage is not consistent, under the condition that the size of the container is fixed, the longer the sewage is continuously injected, the more sediment is deposited, the threshold value is set before the pressure sensing switch 914 is used according to the principle, and the control box 13 starts the winding machine 94 once after the set threshold value is exceeded.
As shown in fig. 1, 6 and 7, the device further comprises a discharging assembly 8, and the collecting frame 5 is provided with the discharging assembly 8 for rapidly dredging the blockage; the discharging component 8 comprises a spiral plate 81 and a second belt pulley group 82, the spiral plate 81 is connected in the collecting frame 5 in a rotating mode, a mud discharging port 83 is formed in the spiral direction of the spiral plate 81, the spiral plate 81 is connected with the transmission rod 3 through the second belt pulley group 82 in a transmission mode, and when the spiral plate 81 rotates, a falling plug can be pushed to the mud discharging port 83 along the thread direction.
As shown in fig. 1, 11 and 12, the device also comprises a blocking mechanism 10, wherein the blocking mechanism 10 which is used for blocking the accessed sewage in cooperation with the sediment discharge mechanism 9 is arranged at two sides of the four-stage treatment tank 1; the stopping mechanism 10 comprises slide rails 101, a sliding frame 102, a baffle plate 103, a fixed pulley 104, a contact frame 105, a pull wire 106 and a spring 107, wherein the slide rails 101 are symmetrically fixedly connected to two sides of a first area of the four-stage treatment tank 1, the two slide rails 101 are jointly connected with the sliding frame 102 in a sliding manner, the baffle plate 103 used for stopping sewage access is fixedly connected to the sliding frame 102, the spring 107 is arranged between the sliding frame 102 and the slide rails 101, the sliding frame 102 is jacked up by the spring 107 in an initial state, the baffle plate 103 cannot stop sewage from entering, the fixed pulley 104 is rotatably connected to two sides of the first area of the four-stage treatment tank 1, the contact frame 105 is jointly connected with the support frame 93 in a sliding manner, one end of the pull wire 106 is fixedly connected to two sides of the contact frame 105, the other end of the contact frame bypasses the fixed pulley 104 to be connected with the sliding frame 102, the contact frame 105 moves upwards to pull the sliding frame 102 downwards, the spring 107 is compressed, and the spring 107 resets to move the contact frame 105 upwards to move the sliding frame 102 upwards.
As shown in fig. 1 and 13, the device further comprises an adding component 11, and the collecting frame 5 is provided with the adding component 11 for adding the flocculating agent; the adding assembly 11 comprises a fixing frame 111, a storage cylinder 112 and a valve 113, the collecting frame 5 is fixedly connected with the fixing frame 111, the fixing frame 111 is fixedly connected with the storage cylinder 112, the bottom of the storage cylinder 112 is fixedly connected with the valve 113, and the rotating valve 113 is used for adjusting the discharging flow rate.
As shown in fig. 1, the multi-stage filter plate group 12 is further included, the multi-stage filter plate group 12 for strong filtration is arranged in the fourth area, and the multi-stage filter plate group 12 is composed of a plurality of filter plates with different filter meshes in an array.
The municipal sewage treatment method comprises the following steps,
1) The sewage pipeline is connected from the direction of the side containing the blocking mechanism 10, and then the sewage flows into a first area in the four-stage treatment box 1;
2) After the first area is filled with sewage, the access amount of the sewage is reduced to one fifth of the flow of the sewage conveying pipeline, the flow speed is kept, large granular substances in the sewage in the first area are precipitated, and the precipitate removing mechanism 9 is used for discharging sediment obtained by precipitation;
3) The sewage after the sedimentation and removal of part of large granular substances enters a second area through a through hole on the partition board 99, is filtered by the filter screen 4, then scrapes off the blockage of the filter screen 4 through the mud scraping mechanism 7, and is discharged through the discharging assembly 8;
4) The primarily filtered sewage flows into the third area through the through holes on the partition plate 99 again, the flocculating agent is added into the third area by the adding assembly 11 to strengthen solid-liquid separation, and the third area is placed into a stirrer to be slowly stirred without stopping;
5) The sewage after the solid-liquid separation is strengthened enters a fourth area for secondary strong filtration, and is used for filtering suspended matters, impurities, dust particles and the like in the sewage after the solid-liquid separation;
6) And after the suspended matters in the sewage are subjected to strong filtration and separation in the fourth area, the first-stage treatment step in the sewage treatment is completed, and the sewage enters a second-stage sewage treatment tank.
When sewage treatment is carried out, the sewage pipeline is connected from the direction of one side of the blocking mechanism 10, after the first area of the four-stage treatment box 1 is filled with sewage, the outlet flow of the sewage pipeline is adjusted to be one fifth of the original outlet flow, large-particle gravel and other solid matters can be rapidly deposited in the concentration frame 91 due to the reduction of the flow speed of the water in the first area, the concentration frame 91 is slowly lifted by starting the winding machine after the sediment in the water enables the pressure sensing switch 914 to reach a set threshold value, the collection frame 5 is contacted with the contact frame 105 in the lifting process and jacks up the contact frame 105, the contact frame 105 bypasses the fixed pulley 104 through the pull wire 106 in the moving process, then the sliding frame 102 is pulled down and the water inlet channel is temporarily blocked through the baffle plate 103, after the concentration frame 91 is lifted to the limit height, the baffle plate 92 is flushed away by the sewage containing a large amount of sediment in the concentration frame 91 and is discharged along the outlet hopper 95 for collection, after the sewage containing a large amount of silt flows dry, a large amount of settled silt can be remained, after the concentration frame 91 moves up to the extreme position, the silt settled in the concentration frame 91 can pull the pulling handle 913 to push the silt out through the material pushing plate 910, after the sewage enters the second area of the four-stage treatment box 1, the sewage is filtered by the filter screen 4, after a large amount of blocking objects are attached to the filter screen 4, the starting motor drives the filter screen 4 to rotate through the transmission rod 3, the blocking objects of the filter screen 4 are scraped by the scraping plates 72 at two sides of the filter screen 4 in the rotating process and fall into the collection frame 5, the blocking objects are discharged through the sludge discharge port 83 in the rotating process of the spiral plate 81, so that the quick sludge scraping is completed without manual operation, the sewage after being filtered in the second area flows into the third area, a flocculating agent is added in the third area to strengthen solid-liquid separation, the sewage after strengthening solid-liquid separation flows into the fourth area, the multistage filter plate group 12 in the fourth area carries out strong filtration, the sewage after strengthening solid-liquid separation is subjected to secondary filtration to remove suspended matters and large-particle impurities in the sewage, the sewage after the step has finished the primary treatment of sewage treatment, and the subsequent secondary treatment step can be reached.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (8)
1. An environment-friendly urban sewage treatment device is characterized by comprising a four-stage treatment box (1), a support (2), a transmission rod (3), a filter screen (4), a collection frame (5), a speed reducing motor (6), a sludge scraping mechanism (7) and a precipitate removing mechanism (9), wherein the middle part of the side surface of the four-stage treatment box (1) is fixedly connected with the support (2), the top of the support (2) is symmetrically and rotatably connected with the transmission rod (3), the bottom of the four-stage treatment box (1) is symmetrically provided with the transmission rod (3), the transmission rod (3) is wound with the filter screen (4) for filtering sewage impurities, the transmission rod (3) transmits the filter screen (4) in a chain transmission mode, the side surface of the four-stage treatment box (1) is provided with the speed reducing motor (6), an output shaft of the speed reducing motor (6) is connected with the transmission rod (3) through a coupler, the upper part of the four-stage treatment box (1) is provided with the collection frame (5) for collecting blockages, the sludge scraping mechanism (7) for scraping the blockages is arranged on the collection frame (5), and one side in the four-stage treatment box (1) is provided with the precipitate removing mechanism (9) for cleaning the precipitates; the sediment removing mechanism (9) comprises a centralized frame (91), a material baffle plate (92), a support frame (93), a winding machine (94), a discharge hopper (95), a pull rope (96), a partition plate (99), a material pushing plate (910), a bump (911), a sliding rod (912), a pulling handle (913), a pressure sensing switch (914) and a control box (13), the centralized frame (91) is placed on one side in a four-stage treatment box (1), the material baffle plate (92) is hinged to one side of the centralized frame (91), the support frame (93) is symmetrically and fixedly connected to two sides of the four-stage treatment box (1), the winding machine (94) is fixedly connected to the support frame (93) together, one end of the pull rope (96) is connected to the winding machine (94), the other end of the centralized frame (91) is connected to the centralized frame (91), the discharge hopper (95) for guiding sediment is fixedly connected to one side of the treatment box (1), the material pushing plate (910) for pushing sediment is connected to the concentration frame (91) in a sliding mode through the sliding rod (912), the sliding rod (912) penetrates through the side wall of the centralized frame (91) and the pulling handle (913), the material pushing plate (910) is arranged in the sewage material baffle plate (92) and fixedly connected to the partition plate (99), the baffle plate (91), the baffle plate (99), the baffle plate (91), the sewage sensing switch (99) is arranged between the centralized frame (91), and the sewage sensing switch (99), and the baffle plate (99), the baffle plate (91), the baffle plate (99) and the baffle plate (91), the sewage tank (99) and the baffle plate (99) for monitoring device (95) and the sewage is arranged in a sewage monitoring device 914 A control box (13) is arranged on the side surface of the four-stage treatment box (1), the pressure sensing switch (914) is electrically connected with the control box (13), and the control box (13) is electrically connected with the winding machine (94).
2. An environment-friendly municipal sewage treatment plant according to claim 1, wherein said fourth stage treatment tank (1) is divided by partitions (99) to divide the fourth stage treatment tank (1) into four zones, the sediment discharge means (9) is located in the first zone, the sludge scraping means (7) is located in the second zone, the other side of the sludge scraping means (7) adjacent to each other is the third zone, and the other side of the third zone adjacent to the second zone is the fourth zone.
3. The municipal sewage treatment plant according to claim 1, wherein the sludge scraping mechanism (7) comprises a screw (71), scrapers (72), a handle (73) and a first pulley block (74), the collection frame (5) is rotatably connected with the screw (71) in a symmetrical manner, the screw (71) is symmetrically provided with the scrapers (72) for contacting with the filter screen (4), one of the scrapers (72) is rotatably connected with the screw (71), the other scraper (72) is in threaded connection with the screw (71), the two scrapers (72) are in clamping contact with the filter screen (4), the two screws (71) synchronously rotate through the first pulley block (74), and the handle (73) is fixedly connected to the screw (71).
4. The environment-friendly municipal sewage treatment plant according to claim 1, further comprising a discharge module (8), wherein the collection frame (5) is provided with the discharge module (8) for rapidly discharging blockages; the discharging component (8) comprises a spiral plate (81) and a second belt pulley set (82), the spiral plate (81) is connected in the collecting frame (5) in a rotating mode, a sludge discharging opening (83) is formed in the spiral direction of the spiral plate (81), and the spiral plate (81) is connected with the transmission rod (3) through the second belt pulley set (82) in a transmission mode.
5. The environment-friendly municipal sewage treatment plant according to claim 4, further comprising a blocking mechanism (10), wherein both sides of the fourth-stage treatment tank (1) are provided with the blocking mechanism (10) for blocking the incoming sewage in cooperation with the sediment removal mechanism (9); the blocking mechanism (10) comprises a sliding rail (101), a sliding frame (102), a baffle plate (103), a fixed pulley (104), a contact frame (105), a pull wire (106) and a spring (107), wherein the sliding rail (101) is symmetrically arranged on two sides of the four-stage treatment box (1), the sliding frame (102) is jointly connected with the two sliding rails (101), the baffle plate (103) used for blocking access sewage is fixedly connected onto the sliding frame (102), the spring (107) is arranged between the sliding frame (102) and the sliding rail (101), the fixed pulley (104) is arranged on two sides of the four-stage treatment box (1), the contact frame (105) is jointly connected with the support frame (93) in a sliding mode, one end of the pull wire (106) is fixedly connected onto two sides of the contact frame (105), and the fixed pulley (104) is bypassed by the other end to be connected with the sliding frame (102).
6. The environment-friendly municipal sewage treatment plant according to claim 5, further comprising an addition module (11), wherein the collection frame (5) is provided with an addition module (11) for adding a flocculant; the adding assembly (11) comprises a fixing frame (111), a storage cylinder (112) and a valve (113), the fixing frame (111) is fixedly connected to the collecting frame (5), the storage cylinder (112) is arranged on the fixing frame (111), and the valve (113) is fixedly connected to the bottom of the storage cylinder (112).
7. The environment-friendly municipal sewage treatment plant according to claim 6, further comprising a multi-stage filter plate group (12), wherein the multi-stage filter plate group (12) for strong filtration is disposed on the side adjacent to the addition module (11), and the multi-stage filter plate group (12) is formed by arranging a plurality of filter plates with different filter mesh numbers.
8. The method of any one of claims 1 to 8, wherein the method comprises the steps of,
1) The sewage pipeline is connected from the direction of one side containing the blocking mechanism (10), and then the sewage flows into a first area in the four-stage treatment tank (1);
2) After the first area is filled with sewage, the access amount of the sewage is reduced to be less than one fifth of the flow of the sewage conveying pipeline, the flow speed is kept, large granular substances in the sewage in the first area are precipitated, and a precipitate removing mechanism (9) is used for discharging sediment obtained by precipitation;
3) The sewage after the large granular substances are removed through sedimentation enters a second area through a through hole in a partition plate (99), is filtered by a filter screen (4), then is scraped off the blockage of the filter screen (4) through a mud scraping mechanism (7), and is discharged through a discharging assembly (8);
4) The primarily filtered sewage flows into the third area through the through holes on the partition plate (99) again, the flocculating agent is added into the third area by the adding assembly (11) to strengthen solid-liquid separation, and the third area is placed into a stirrer to be slowly stirred without stopping;
5) The sewage after the solid-liquid separation is strengthened enters a fourth area for secondary strong filtration, and is used for filtering suspended matters, impurities, dust particles and the like in the sewage after the solid-liquid separation;
6) And after the suspended matters in the sewage are subjected to strong filtration and separation in the fourth area, the first-stage treatment step in the sewage treatment is completed, and the sewage enters a second-stage sewage treatment tank.
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| CN202211245085.0A CN115536177A (en) | 2022-10-12 | 2022-10-12 | Environment-friendly urban sewage treatment device and method thereof |
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| CN202211245085.0A CN115536177A (en) | 2022-10-12 | 2022-10-12 | Environment-friendly urban sewage treatment device and method thereof |
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Application publication date: 20221230 |