CN111871030A - Municipal sewage treatment method - Google Patents
Municipal sewage treatment method Download PDFInfo
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- CN111871030A CN111871030A CN202010750378.9A CN202010750378A CN111871030A CN 111871030 A CN111871030 A CN 111871030A CN 202010750378 A CN202010750378 A CN 202010750378A CN 111871030 A CN111871030 A CN 111871030A
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- water storage
- storage cavity
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- side wall
- filter plate
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- 239000010865 sewage Substances 0.000 title claims abstract description 80
- 238000000034 method Methods 0.000 title claims abstract description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 174
- 238000004140 cleaning Methods 0.000 claims description 37
- 238000007789 sealing Methods 0.000 claims description 23
- 238000004804 winding Methods 0.000 claims description 14
- 238000009434 installation Methods 0.000 claims description 6
- 238000005452 bending Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 5
- 239000012535 impurity Substances 0.000 description 12
- 238000005096 rolling process Methods 0.000 description 6
- 238000004659 sterilization and disinfection Methods 0.000 description 5
- 238000007599 discharging Methods 0.000 description 4
- 238000001914 filtration Methods 0.000 description 4
- 238000004062 sedimentation Methods 0.000 description 4
- 239000003344 environmental pollutant Substances 0.000 description 3
- 231100000719 pollutant Toxicity 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000008213 purified water Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000005273 aeration Methods 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000008239 natural water Substances 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 244000052769 pathogen Species 0.000 description 1
- 230000001717 pathogenic effect Effects 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
- 231100001234 toxic pollutant Toxicity 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
- B01D29/03—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements self-supporting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
- B01D29/52—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in parallel connection
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
- Sewage (AREA)
Abstract
The application relates to a municipal sewage treatment method, which comprises a sewage well; a water inlet is formed in the side wall of the sewage well; the lower end of the sewage well is provided with a water outlet; a vertical plate is vertically and fixedly arranged in the middle of the sewage well; the vertical plate divides the sewage well into a first water storage cavity and a second water storage cavity; a first filter plate is connected in the first water storage cavity in a sliding manner; the upper end face of the filter plate is vertically connected with a supporting rod; the supporting rod comprises a head part and a tail part connected with the head part; one side surface of the head part is arranged to be inclined; the upper end of the vertical plate is connected with a connecting pipe in a sliding manner; the lower end of the connecting pipe is fixedly provided with a connecting block; the end surface of the connecting block close to the vertical plate is attached to the side surface of the head in an inclined shape; one end of the connecting pipe, which is far away from the first accommodating groove, is positioned in the second water storage cavity; a second filter plate is connected in the second water storage cavity in a sliding manner. This application leads into the second water storage intracavity with sewage through the setting of connecting pipe, has under the condition of continuous water, carries out the effect of clearance to the filter.
Description
Technical Field
The application relates to the field of sewage treatment, in particular to a municipal sewage treatment method.
Background
At present, with the development of society, environmental pollution is a problem which is widely regarded by society, and municipal sewage generally comprises domestic sewage, industrial wastewater, initial rainwater and the like; the main pollutants of the sewage comprise pathogen pollutants, oxygen-consuming pollutants, plant nutrients, toxic pollutants and the like; sewage may be defined as a liquid or water carrying wastes mixed with ground water, surface water, snow storm, etc. discharged from a residential, institutional, commercial or industrial area, depending on the source of the sewage; sewage treatment is one of the measures for protecting the environment.
In the prior art, reference is made to an invention patent with an authorization publication number of CN111285559A, which discloses a municipal sewage treatment method, impurities doped in road sewage are removed through a filter screen, and the treated sewage is discharged into a primary sedimentation tank for sedimentation treatment; the cover plate of the box opening of the sewage treatment box is opened through the first driving mechanism, and the filter screen is driven to move to the box opening of the sewage treatment box through the second driving mechanism to be cleaned; discharging the sewage after primary precipitation to a biochemical pool for aeration treatment; discharging the sewage after biochemical treatment to a secondary sedimentation tank, standing and precipitating; discharging the sewage treated by the secondary sedimentation tank into a disinfection tank for disinfection and sterilization; the municipal road sewage after the disinfection treatment of the disinfection tank is changed into purified water, and the purified water is directly discharged into a natural water body. The structure can clean the filter screen, and avoids the hole blockage of the filter screen.
In view of the above-mentioned related technologies, the applicant believes that, in the process of moving the filter screen to the tank opening of the treatment tank for cleaning, the filter screen cannot continue to filter the sewage discharged from the water pipe, so that the water pipe needs to be closed first to clean the filter screen, which results in lower working efficiency.
Disclosure of Invention
In order to improve the problem that sewage can not be continuously conveyed in the filter screen cleaning process, the application provides a municipal sewage treatment method.
The municipal sewage treatment method adopts the following technical scheme:
a municipal sewage treatment method comprises a sewage well; a water inlet is formed in the side wall of the sewage well; the lower end of the sewage well is provided with a water outlet; a vertical plate is vertically and fixedly arranged in the middle of the sewage well; the vertical plate divides the sewage well into a first water storage cavity and a second water storage cavity; a first filter plate is connected in the first water storage cavity in a sliding manner; the upper end face of the filter plate is vertically connected with a supporting rod; the supporting rod comprises a head part and a tail part connected with the head part; one side surface of the head part is arranged to be inclined; the upper end of the vertical plate is connected with a connecting pipe which is horizontally arranged and is of a hollow structure in a sliding mode; the lower end of the connecting pipe is fixedly provided with a connecting block; the end surface of the connecting block close to the vertical plate is attached to the side surface of the head in an inclined shape; the side wall of the first water storage cavity is provided with an accommodating groove communicated with the water inlet; a first mounting groove is formed in the side wall of the connecting pipe; a first buffer spring is fixedly arranged in the first mounting groove; an installation block is fixedly arranged at one end, far away from the installation groove I, of the buffer spring I; the side surface of the mounting block is inclined; the outer wall of the connecting pipe is attached to the inner wall of the water inlet after the connecting pipe is communicated with the water inlet; one end, far away from the first accommodating groove, of the connecting pipe is located in the second water storage cavity; and a second filter plate is connected in the second water storage cavity in a sliding manner.
Through adopting above-mentioned technical scheme, the during operation, municipal sewage flows into first water storage intracavity through the water inlet earlier, and the filter filters some debris in the sewage for a while, filters back debris and stays the up end of filter one, and sewage then sees through the hole inflow first water storage intracavity portion of filter one, and then discharges through the outlet, gets into in subsequent processing procedure. Along with the increase of the amount of impurities on the first filter plate, the bearing force borne by the first filter plate is increased continuously, and the first filter plate can slide downwards along the inner wall of the first water storage cavity under the action of gravity; because the head of bracing piece and the side that the connecting block of terminal surface contacted under the connecting pipe are the slope form, so along with filter gliding in-process downwards, the bracing piece also can be with the downstream, and then promotes the connecting pipe, makes the connecting pipe move to the direction that is close to the water inlet. When the connecting pipe is linked together with the water inlet, sewage can flow into the second water storage intracavity along the connecting pipe to carry out filtration treatment through two pairs of sewage of filter, can take out the filter from first water storage intracavity and clear up the work this moment under the condition that need not the outage, improved work efficiency. When the connecting pipe moves towards the inside of the water inlet, the inner wall of the water inlet continuously extrudes the mounting block, and at the moment, the buffer spring is compressed to deform, so that the mounting block is pulled into the mounting groove I; when the connecting pipe moves to the position where the first mounting groove is opposite to the position where the first accommodating groove is located, the first buffer spring restores to deform to enable the mounting block to be inserted into the accommodating groove, connection between the connecting block and the water inlet is achieved, and the connecting pipe is prevented from being separated from the water inlet.
Preferably, a second mounting groove is formed in the side face, close to the second water storage cavity, of the vertical plate; a second buffer spring is fixedly arranged in the second mounting groove; one end of the second buffer spring, which is far away from the second mounting groove, is fixedly provided with a contact block; one end of the abutting block extends out of the second mounting groove when the buffer spring is in a free telescopic state; a first rack is vertically and fixedly arranged on the lower end face of the contact block; a strip-shaped groove communicated with the mounting groove II is formed in the vertical plate below the mounting groove II; vertical rods are arranged in the strip-shaped grooves; the vertical rod is sleeved with a first gear meshed with the first rack; one end of the vertical rod, which is far away from the first gear, is sleeved with a main bevel gear; an L-shaped rotating groove with two ends respectively communicated with the accommodating groove and the strip-shaped groove is formed in the side wall of the first water storage cavity; the rotary groove comprises a transverse groove and a vertical groove; a horizontally arranged cross bar is arranged in the transverse groove; one end of the cross rod is fixedly provided with an auxiliary bevel gear meshed with the main bevel gear, and the other end of the cross rod is fixedly provided with a second gear; a second rack meshed with the second gear is arranged in the vertical groove; a top plate is slidably connected to the upper end of the second rack in the accommodating groove; the connecting pipe comprises a bending part; and an extension spring is fixedly arranged between the bending part and the vertical plate.
Through adopting above-mentioned technical scheme, along with the continuous increase of impurity volume on the filter two, debris can push down filter two, make filter two slide downwards along the inner wall in second water storage chamber. After the lower end face of the second filter plate abuts against the upper end face of the abutting block, the abutting block can be extruded along with the continuous downward movement of the second filter plate, and the abutting block slides towards the inside of the second accommodating groove. Because the lower end of the abutting block is connected with the first rack, the first rack slides along with the abutting block for a while, and then the first gear and the vertical rod are driven to rotate. After the vertical rod rotates, the main bevel gear sleeved at the end of the vertical rod rotates to drive the auxiliary bevel gear to rotate, and then the horizontal rod and the gear II are driven to rotate. Because the vertical groove is internally provided with the second rack meshed with the second gear, the second gear can drive the rack to slide in the direction approaching the containing groove in two directions when rotating, and the top plate is pushed. After the top plate is contacted with the mounting block, the mounting block moves to the inside of the mounting groove I under the pushing of the top plate along with the continuous movement of the second rack. The connecting pipe is at the slip in-process, can extrude the extension spring of kink, and when the installation piece moved to a mounting groove inside, extension spring recovered the one end pulling connecting pipe that the water inlet was kept away from to the elastic shape diversion, made connecting pipe and water inlet separation, sewage flowed into first water storage intracavity portion again through the water inlet this moment, and the filter two of second water storage intracavity then can take out and clear up the work.
Preferably, the upper end surface of the interference block is inclined; the lower extreme of filter two is provided with the inclined plane of laminating mutually with conflict piece up end.
Through adopting above-mentioned technical scheme, will conflict the piece up end and set up to the slope form to the lower extreme of filter two still is equipped with the inclined plane, and the filter two of being convenient for promotes the piece of contradicting in the motion process.
Preferably, the first filter plate comprises a filter frame and a filter plate which is connected in the filter frame in a sliding way; the filter frame is connected with the inner wall of the first water storage cavity in a sliding manner; a cleaning groove is formed in the side wall of the first water storage cavity; the end face of the filter plate close to the cleaning groove is flush with the side wall of the first water storage cavity.
Through adopting above-mentioned technical scheme, pulling the filter plate, make the filter plate follow the filter frame in the roll-off, can clear up the debris on the filter plate. After cleaning, the filter plate slides into the filter frame, the end face of the filter plate is flush with the side wall of the first water storage cavity, and the cleaning groove is covered, so that sewage is prevented from seeping out from a gap between the filter plate and the side wall of the first water storage cavity.
Preferably, a box door for covering the cleaning groove is hinged to the side wall of the first water storage cavity; a fastening bolt is inserted in the box door; the fastening bolt penetrates through the box door and the end part of the fastening bolt is in threaded connection with the side wall of the first water storage tank.
Through adopting above-mentioned technical scheme, carry out filterable in-process to sewage, filter one is located the top of clearance groove, for preventing that sewage from flowing out from the clearance groove, closes the chamber door to make its inboard hug closely on the outer wall in first water storage chamber, screw up fastening bolt simultaneously, can prevent that sewage from oozing.
Preferably, an annular groove is formed in the inner side surface of the box door; a sealing strip is arranged in the annular groove; the sealing strip comprises a clamping part in interference fit with the annular groove and a sealing part integrally formed with the sealing part; the end face of the sealing part close to the side wall of the first water storage cavity is a smooth curved surface.
By adopting the technical scheme, when the box door is closed, the sealing strip can be extruded along with the continuous screwing of the fastening bolt into the side wall of the first water storage cavity, and the sealing strip is generally made of a material capable of generating elastic deformation, so that the sealing part can generate resilience force after being extruded and then being restored to deform, and the sealing part is tightly abutted between the side wall of the first water storage cavity and the box door; simultaneously because the terminal surface of sealing is the curved surface, so can adsorb on the outer wall in first water storage chamber under the extrusion, guaranteed the leakproofness between chamber door and the first water storage intracavity portion, prevent that sewage from oozing.
Preferably, a cleaning assembly is arranged on the side wall of the second water storage cavity; the two groups of cleaning components are arranged and are respectively positioned on two opposite side walls of the second water storage cavity; the cleaning assembly comprises two mounting plates vertically and fixedly arranged on the side wall of the second water storage cavity, a winding roller rotatably connected between the two mounting plates, and a pull rope wound on the winding roller; a winding motor coaxially fixed with the winding roller is fixedly arranged on the side wall of the second water storage cavity; the outer wall of the second water storage cavity is rotatably connected with a fixed pulley; the pull rope is wound on the surface of the fixed pulley, and the end part of the pull rope is fixedly connected with the second filter plate.
Through adopting above-mentioned technical scheme, when needs clear up filter two, the rolling motor starts, orders about the wind-up roll and rotates to the pulling stay cord carries out the rolling, and filter two moves to the opening part in second water storage chamber gradually under the pulling of stay cord, when filter two remove to being close to the open position, alright clear up debris. The sliding friction between the pull rope and the side wall of the second water storage cavity can be changed into rolling friction by the aid of the fixed pulley, so that the pull rope moves more smoothly in the rolling process, and working efficiency is improved.
Preferably, an arc-shaped scraper is fixedly arranged at the outer edge of the upper end face of the second filter plate; the thickness of the arc-shaped scraper is gradually reduced from one side close to the second filter plate to the side wall close to the second water storage cavity; the end part of the arc-shaped scraper is abutted against the side wall of the second water storage cavity.
Through adopting above-mentioned technical scheme, filter two is when moving to the direction of second water storage chamber opening part, and the arc scraper can scrape the debris on the second water storage chamber lateral wall and move, plays the technological effect of clearance second water storage chamber lateral wall.
In summary, the present application includes at least one of the following beneficial technical effects:
1. during operation, municipal administration sewage flows into first water storage intracavity through the water inlet earlier, and the filter filters some debris in the sewage for a while, filters back debris and stays the up end of filter one, and sewage then sees through the hole inflow first water storage intracavity portion of filter one, and then discharges through the outlet, gets into in the subsequent processing procedure. Along with the increase of the amount of impurities on the first filter plate, the bearing force borne by the first filter plate is increased continuously, and the first filter plate can slide downwards along the inner wall of the first water storage cavity under the action of gravity; because the head of bracing piece and the side that the connecting block of terminal surface contacted under the connecting pipe are the slope form, so along with filter gliding in-process downwards, the bracing piece also can be with the downstream, and then promotes the connecting pipe, makes the connecting pipe move to the direction that is close to the water inlet. When the connecting pipe is communicated with the water inlet, sewage flows into the second water storage cavity along the connecting pipe and is filtered by the filter plate, and at the moment, the first filter plate can be taken out from the first water storage cavity for cleaning without water cut-off, so that the working efficiency is improved;
2. along with the continuous increase of impurity volume on the filter two, debris can push down filter two, make filter two slide downwards along the inner wall in second water storage chamber. After the lower end face of the second filter plate abuts against the upper end face of the abutting block, the abutting block can be extruded along with the continuous downward movement of the second filter plate, and the abutting block slides towards the inside of the second accommodating groove. Because the lower end of the abutting block is connected with the first rack, the first rack slides along with the abutting block for a while, and then the first gear and the vertical rod are driven to rotate. After the vertical rod rotates, the main bevel gear sleeved at the end of the vertical rod rotates to drive the auxiliary bevel gear to rotate, and then the horizontal rod and the gear II are driven to rotate. Because the vertical groove is internally provided with the second rack meshed with the second gear, the second gear can drive the rack to slide in the direction approaching the containing groove in two directions when rotating, and the top plate is pushed. After the top plate is contacted with the mounting block, the mounting block moves to the inside of the mounting groove I under the pushing of the top plate along with the continuous movement of the second rack. The connecting pipe is at the slip in-process, can extrude the extension spring of kink, and when the installation piece moved to a mounting groove inside, extension spring recovered the one end pulling connecting pipe that the water inlet was kept away from to the elastic shape diversion, made connecting pipe and water inlet separation, sewage flowed into first water storage intracavity portion again through the water inlet this moment, and the filter two of second water storage intracavity then can take out and clear up the work.
Drawings
FIG. 1 is a schematic view of the overall structure of a municipal sewage treatment process;
FIG. 2 is a schematic sectional view of the sump well in the embodiment;
FIG. 3 is an enlarged partial schematic view of portion A of FIG. 2;
FIG. 4 is a schematic view showing the structure of a first filter plate according to the embodiment;
FIG. 5 is a schematic view showing the structure of the door of the embodiment;
FIG. 6 is an enlarged partial schematic view of portion B of FIG. 2;
FIG. 7 is a schematic view showing a part of the first water storage chamber in the embodiment;
FIG. 8 is a schematic structural diagram of a highlighting cleaning assembly of an embodiment.
Description of reference numerals: 1. a bilge well; 11. a first water storage cavity; 12. a second water storage cavity; 13. accommodating grooves; 14. cleaning the tank; 2. a water inlet; 3. a water outlet; 4. a vertical plate; 41. a second mounting groove; 411. a second buffer spring; 412. a contact block; 5. a first filter plate; 51. a filter frame; 52. filtering the plate; 6. a second filter plate; 61. an inclined surface; 7. a support bar; 71. a head portion; 72. a tail portion; 8. a connecting pipe; 81. a first mounting groove; 811. a first buffer spring; 812. mounting blocks; 82. a bending section; 9. connecting blocks; 10. a box door; 101. an annular groove; 102. a sealing strip; 1021. a clamping part; 1022. a sealing part; 15. fastening a bolt; 16. a first rack; 17. a strip-shaped groove; 18. a vertical rod; 19. a first gear; 20. a main bevel gear; 21. a rotating tank; 211. a transverse groove; 212. a vertical slot; 22. a cross bar; 23. a secondary bevel gear; 24. a second gear; 25. a second rack; 26. a top plate; 27. an extension spring; 28. cleaning the assembly; 281. mounting plates, 282, wind-up rolls, 283 and pull ropes; 29. a winding motor; 30. a fixed pulley; 31. arc-shaped scrapers.
Detailed Description
The present application is described in further detail below with reference to figures 1-8.
The embodiment of the application discloses a municipal sewage treatment method. Referring to fig. 1, the sewage well 1 comprises an upper opening, and a water inlet 2 communicated with the inside of the sewage well 1 is formed in the outer side wall of the sewage well 1 close to the opening. The lower extreme of bilge well 1 is seted up outlet 3 to be connected with the filter in the bilge well 1, municipal sewage flows into inside the bilge well 1 from water inlet 2, filters the back through the filter plate, discharges from outlet 3, can carry out subsequent processing work.
Referring to fig. 1 and 2, a vertical plate 4 is vertically and fixedly arranged in the sewer manhole 1, and the vertical plate 4 divides the sewer manhole 1 into a first water storage chamber 11 and a second water storage chamber 12. The filter plate is divided into a first filter plate 5 which is connected inside the first water storage cavity 11 in a sliding mode and a second filter plate 6 which is connected inside the second water storage cavity 12 in a sliding mode. The upper end face of the first filter plate 5 is vertically and fixedly provided with a supporting rod 7, and the supporting rod 7 comprises a head part 71 in a shape of a truncated pyramid and a tail part 72 in a shape of a prism integrally formed with the head part 71. The up end sliding connection of riser 4 has a connecting pipe 8 of a level setting, and the inside hollow structure that is of connecting pipe 8, and 8 one end of connecting pipe are located first water storage chamber 11 and the other end is located second water storage chamber 12. The lower end surface of the connecting pipe 8 is fixedly provided with a connecting block 9 extending along the length direction of the connecting pipe 8, and the side surface of one end of the connecting block 9 close to the head 71 of the supporting rod 7 is arranged to be inclined and is attached to the side surface of the head 71.
Referring to fig. 2, municipal administration sewage flows out from water inlet 2 back, at first gets into first water storage intracavity portion 11, and impurity in the sewage can be blockked by filter 5, along with the continuous increase of impurity amount, filter 5 constantly slides downwards under the pressure effect of impurity to drive bracing piece 7 downstream simultaneously. Because the side of connecting block 9 sets up to the slope form, so the in-process that bracing piece 7 moved can promote connecting pipe 8 to the one side that is close to water inlet 2, and after connecting pipe 8 linked to each other with water inlet 2, sewage can be along the second water storage chamber 12 of discharging of connecting pipe 8 in, so can be under the condition of continuous water, take out filter 5 and clear up.
Referring to fig. 2 and 3, in order to improve the connection strength between the water inlet 2 and the connection pipe 8, an accommodating groove 13 communicated with the water inlet 2 is vertically formed on the side wall of the first water storage chamber 11. The pipe wall of the connecting pipe 8 is recessed towards the direction close to the hollow structure of the connecting pipe 8 to form a first mounting groove 81, a first buffer spring 811 is fixedly arranged in the first mounting groove 81, and a mounting block 812 is fixedly arranged at one end, far away from the first mounting groove 81, of the first buffer spring 811. When the first buffer spring 811 is in a natural tension state, the end of the mounting block 812 extends out of the first mounting groove 81, and the side surface of the mounting block 812 near the end of the water inlet 2 is inclined. When the connecting pipe 8 moves towards the water inlet 2, the inner wall of the water inlet 2 extrudes the mounting block 812, and at the moment, the buffer spring I811 contracts to pull the mounting block 812 into the mounting groove I81; when connecting pipe 8 moves to the position where first mounting groove 81 and accommodating groove 13 are aligned, first buffer spring 811 restores to deform to allow mounting block 812 to enter accommodating groove 13, so that the connection strength between connecting pipe 8 and water inlet 2 is improved. In order to further improve the connection tightness between the connection pipe 8 and the water inlet 2, when the connection pipe 8 moves to the inside of the water inlet 2, the outer side surface of the connection pipe 8 is just attached to the inner wall of the water inlet 2.
Referring to fig. 1 and 4, in order to facilitate the removal of the filter sheet 5 for cleaning, the filter sheet 5 includes a filter frame 51 having a frame structure and a rectangular filter sheet 52 slidably attached to the inside of the filter frame 51. The filter frame 51 is connected to the inner wall of the first water storage cavity 11 in a sliding manner, and the lower end of the support rod 7 is fixedly connected to the upper end face of the filter frame 51. The side wall of the first water storage cavity 11 is provided with a rectangular cleaning groove 14, and the length of the cleaning groove 14 is matched with the width of the filter plate 52. When the first filter plate 5 slides to the connecting pipe 8 and is communicated with the water inlet 2, the first filter plate 5 just moves to the position of the cleaning groove 14, at the moment, the end face of the filter plate 52 just covers the cleaning groove 14, and the plane where the end face of the filter plate 52 is located is flush with the plane on the side wall of the first water storage cavity 11. The filter sheet 52 can be cleaned by pulling the filter sheet 52 out of the cleaning tank 14.
Referring to fig. 1 and 5, the first filter plate 5 is located above the cleaning tank 14 during operation, and in order to prevent sewage from flowing out of the cleaning tank 14, a door 10 capable of covering the cleaning tank 14 is hinged to a side wall of the first water storage chamber 11. An annular groove 101 is formed on the inner side surface of the door 10, and a sealing strip 102 is inserted into the annular groove 101. The weather strip 102 includes a clamping portion 1021 that is interference-fitted in the annular groove 101 and a sealing portion 1022 that is integrally connected with the clamping portion 1021. A fastening bolt 15 is inserted on the door 10, when the door 10 is closed, the fastening bolt 15 passes through the door 10 and the end part is in threaded connection with the side wall of the first water storage cavity 11, and the fastening bolt 15 continuously extrudes the sealing strip 102 in the screwing-in process, so that the sealing part 1022 is tightly connected between the door 10 and the side wall of the first water storage cavity 11. In order to improve the fitting degree between the sealing part 1022 and the side wall of the first water storage cavity 11, the end surface of the sealing part 1022 far away from the clamping part 1021 is set to be a smooth curved surface.
Referring to fig. 2 and 6, a second mounting groove 41 is horizontally formed in the vertical plate 4 below the second filter plate 6, and the second mounting groove 41 is formed in the side surface of the vertical plate 4 close to the second water storage chamber 12. A second buffer spring 411 is fixedly arranged in the second mounting groove 41, and a contact block 412 is fixedly arranged at the other end of the second buffer spring 411. When the second buffer spring 411 is in a free stretching state, the end of the abutting block 412 extends out of the second mounting groove 41, and the upper end surface of one end of the abutting block 412 extending out of the second mounting groove 41 is inclined. The lower end of the second filter plate 6 is provided with an inclined surface 61 which is attached to the upper end surface of the abutting block 412.
Referring to fig. 2 and 6, the lower end face of the abutting block 412 is vertically and fixedly provided with a first rack 16 horizontally arranged, a strip-shaped groove 17 communicated with a second mounting groove 41 is vertically formed in the vertical plate 4 below the second mounting groove 41, and a vertical rod 18 is arranged in the strip-shaped groove 17. The upper end of the vertical rod 18 is fixedly provided with a first gear 19 which is positioned in the second mounting groove 41 and meshed with the first rack 16, and the other end of the vertical rod 18 is fixedly provided with a main bevel gear 20.
Referring to fig. 2 and 7, an L-shaped rotating groove 21 having two ends respectively communicated with the accommodating groove 13 and the strip-shaped groove 17 is formed in a side wall of the first water storage chamber 11, and the rotating groove 21 includes a horizontal groove 211 horizontally formed and a vertical groove 212 vertically formed with the horizontal groove 211. A horizontal cross bar 22 is arranged in the horizontal groove 211, one end of the cross bar 22 is fixedly provided with an auxiliary bevel gear 23 meshed with the main bevel gear 20, and the other end of the cross bar 22 is fixedly provided with a second gear 24. A second rack 25 meshed with the second gear 24 is arranged in the vertical groove 212, and a top plate 26 is connected to the upper end of the second rack 25 in the accommodating groove 13 in a sliding manner.
Referring to fig. 6 and 7, as the amount of impurities on the filter plate two 6 increases, the filter plate two 6 slides down along the inner wall of the second water storage chamber 12. When the second filter plate 6 moves to the position of the abutting block 412, the abutting block 412 is extruded, and the first rack 16 is driven to move, so that the first gear 19 and the main bevel gear 20 on the vertical rod are driven to rotate, the secondary bevel gear 23 meshed with the main bevel gear 20 also rotates along with the first gear, and finally the transverse rod 22 and the second gear 24 are driven to rotate, so that the first rack 16 moves upwards and pushes the top plate 26 to move.
Referring to fig. 3, when the top plate 26 pushes the mounting block 812 into the first mounting groove 81, the connection between the connection pipe 8 and the water inlet 2 may be disconnected.
Referring to fig. 2, the connection tube 8 includes a bent portion 82, and the bent portion 82 is connected to the vertical plate 4 through the extension spring 27. When the connecting pipe 8 moves towards the water inlet 2, the extension spring 27 is extruded; after the mounting block 812 moves into the first mounting groove 81, the extension spring 27 recovers the deformation to pull the connecting pipe 8 out of the water inlet 2, so that the connecting pipe 8 is separated from the water inlet 2. At this time, the sewage discharged from the water inlet 2 flows into the first water storage chamber 11 again, and the second filter plate 6 in the second water storage chamber 12 can perform cleaning work.
Referring to fig. 1 and 8, in order to facilitate the cleaning operation of the second filter plate 6, cleaning assemblies 28 are disposed on the outer wall of the second water storage chamber 12, and the cleaning assemblies 28 are disposed in two groups and located on two opposite side walls of the second water storage chamber 12, respectively. The cleaning assembly 28 comprises two mounting plates 281 arranged on the side wall of the second water storage chamber 12 in parallel, a take-up roller 282 rotatably connected between the two mounting plates 281, and a pull rope 283 wound on the take-up roller 282. A winding motor 29 coaxially fixed with the winding roller 282 is fixedly arranged on the side wall of the second water storage cavity 12, and the pull rope 283 extends into the second water storage cavity 12 and the end part of the pull rope is fixedly connected with the second filter plate 6. The rolling motor 29 is started to drive the rolling roller 282 to rotate, the second filter plate 6 can be pulled out through the pulling force of the pull rope 283, and when the second filter plate 6 moves to the opening position of the second water storage cavity 12, impurities on the second filter plate 6 can be cleaned.
Referring to fig. 1 and 8, in order to facilitate the pulling of the second filter plate 6, a fixed pulley 30 is rotatably connected to the outer wall of the second water storage chamber 12 above the wind-up roller 282, and a pull rope 283 is wound around the surface of the fixed pulley 30. The pulling rope 283 can drive the fixed pulley 30 to rotate in the moving process, so that the friction force of the pulling rope 283 in the moving process is reduced, and the convenience is provided.
Referring to fig. 8, an arc-shaped scraper 31 having an end abutting against the inner wall of the second water storage chamber 12 is fixedly disposed at the outer edge of the upper end surface of the second filter plate 6, and the thickness of the arc-shaped scraper 31 gradually decreases from the side close to the second filter plate 6 to the side close to the second water storage chamber 12. In the process of upward movement of the second filtering plate 6, the arc-shaped scraper 31 scrapes impurities on the inner wall of the second water storage cavity 12, so that the inner wall of the second water storage cavity 12 is cleaned conveniently.
The implementation principle of the municipal sewage treatment method in the embodiment of the application is as follows: firstly, opening a water inlet 2, enabling municipal sewage to flow into a first water storage cavity 11 through the water inlet 2, and filtering impurities in the sewage through a first filter plate 5; when the first filter plate 5 needs to be cleaned, the fastening bolt 15 is rotated, the box door 10 is opened, and then the filter plate 52 is pulled out from the filter frame 51 for cleaning. In the process of cleaning the first filter plate 5, sewage flows into the second water storage chamber 12 through the connecting pipe 8 and is also filtered through the second filter plate 6. When the second filter plate 6 needs to be cleaned, the winding motor 29 is started, and the second filter plate 6 is pulled out from the second water storage cavity 12 for cleaning through the winding effect of the winding roller 282.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. A municipal sewage treatment method comprising a sewage well (1); a water inlet (2) is formed in the side wall of the sewage well (1); the lower end of the sewage well (1) is provided with a water outlet (3); the method is characterized in that: a vertical plate (4) is vertically and fixedly arranged in the middle of the sewage well (1); the vertical plate (4) divides the sewage well (1) into a first water storage cavity (11) and a second water storage cavity (12); a first filter plate (5) is connected in the first water storage cavity (11) in a sliding manner; the upper end surface of the first filter plate (5) is vertically connected with a supporting rod (7); the supporting rod (7) comprises a head part (71) and a tail part (72) connected with the head part (71); one side surface of the head part (71) is arranged in an inclined shape; the upper end of the vertical plate (4) is connected with a connecting pipe (8) which is horizontally arranged and has a hollow structure in a sliding way; the lower end of the connecting pipe (8) is fixedly provided with a connecting block (9); the end surface of the connecting block (9) close to the vertical plate (4) is attached to the side surface of the head (71) which is inclined; the side wall of the first water storage cavity (11) is provided with an accommodating groove (13) communicated with the water inlet (2); a first mounting groove (81) is formed in the side wall of the connecting pipe (8); a first buffer spring (811) is fixedly arranged in the first mounting groove (81); an installation block (812) is fixedly arranged at one end, away from the installation groove I (81), of the buffer spring I (811); the side surface of the mounting block (812) is inclined; the outer wall of the connecting pipe (8) is attached to the inner wall of the water inlet (2) after the connecting pipe is communicated with the water inlet (2); one end of the connecting pipe (8) far away from the accommodating groove (13) is positioned in the second water storage cavity (12); and a second filter plate (6) is connected in the second water storage cavity (12) in a sliding manner.
2. The method of treating municipal sewage according to claim 1, wherein: a second mounting groove (41) is formed in the side face, close to the second water storage cavity (12), of the vertical plate (4); a second buffer spring (411) is fixedly arranged in the second mounting groove (41); one end, far away from the second mounting groove (41), of the second buffer spring (411) is fixedly provided with a contact block (412); one end of the contact block (412) extends out of the second mounting groove (41) when the second buffer spring (411) is in a free stretching state; a first rack (16) is vertically and fixedly arranged on the lower end face of the contact block (412); a strip-shaped groove (17) communicated with the second mounting groove (41) is formed in the vertical plate (4) and is positioned below the second mounting groove (41); a vertical rod (18) is arranged in the strip-shaped groove (17); a first gear (19) meshed with the first rack (16) is sleeved on the vertical rod (18); one end of the vertical rod (18) far away from the first gear (19) is sleeved with a main bevel gear (20); an L-shaped rotating groove (21) with two ends respectively communicated with the accommodating groove (13) and the strip-shaped groove (17) is formed in the side wall of the first water storage cavity (11); the rotating groove (21) comprises a transverse groove (211) and a vertical groove (212); a horizontal rod (22) is arranged in the horizontal groove (211); one end of the cross rod (22) is fixedly provided with an auxiliary bevel gear (23) meshed with the main bevel gear (20), and the other end of the cross rod is fixedly provided with a second gear (24); a second rack (25) meshed with the second gear (24) is arranged in the vertical groove (212); a top plate is connected to the upper end, located on the second rack (25), in the accommodating groove (13) in a sliding mode; the connecting tube (8) comprises a bending part (82); and an extension spring (27) is fixedly arranged between the bending part (82) and the vertical plate (4).
3. The method of treating municipal sewage according to claim 2, wherein: the upper end surface of the contact block (412) is inclined; the lower end of the second filter plate (6) is provided with an inclined surface (61) which is attached to the upper end surface of the contact block (412).
4. The method of treating municipal sewage according to claim 1, wherein: the first filter plate (5) comprises a filter frame (51) and a filter plate (52) which is connected in the filter frame (51) in a sliding manner; the filter frame (51) is connected with the inner wall of the first water storage cavity (11) in a sliding way; a cleaning groove (14) is formed in the side wall of the first water storage cavity (11); the end surface of the filter plate (52) close to the cleaning groove (14) is flush with the side wall of the first water storage cavity (11).
5. The method of treating municipal sewage according to claim 4, wherein: a box door (10) used for covering a cleaning groove (14) is hinged on the side wall of the first water storage cavity (11); a fastening bolt (15) is inserted into the box door (10); the fastening bolt (15) penetrates through the box door (10) and the end part of the fastening bolt is in threaded connection with the side wall of the first water storage cavity (11).
6. The method of treating municipal sewage according to claim 5, wherein: an annular groove (101) is formed in the inner side surface of the box door (10); a sealing strip (102) is arranged in the annular groove (101); the sealing strip (102) comprises a clamping part (1021) in interference fit with the annular groove (101) and a sealing part (1022) integrally formed with the sealing part (1022); the end surface of the sealing part (1022) close to the side wall of the first water storage cavity (11) is a smooth curved surface.
7. The method of treating municipal sewage according to claim 1, wherein: a cleaning component (28) is arranged on the side wall of the second water storage cavity (12); the cleaning components (28) are arranged into two groups and are respectively positioned on two opposite side walls of the second water storage cavity (12); the cleaning assembly (28) comprises two mounting plates (281) vertically and fixedly arranged on the side wall of the second water storage cavity (12), a winding roller (282) rotatably connected between the two mounting plates (281), and a pull rope (283) wound on the winding roller (282); a winding motor (29) coaxially fixed with a winding roller (282) is fixedly arranged on the side wall of the second water storage cavity (12); the outer wall of the second water storage cavity (12) is rotatably connected with a fixed pulley (30); the pull rope (283) is wound on the surface of the fixed pulley (30) and the end part of the pull rope is fixedly connected with the second filter plate (6).
8. The method of treating municipal sewage according to claim 7, wherein: an arc-shaped scraper (31) is fixedly arranged at the outer edge of the upper end face of the second filter plate (6); the thickness of the arc-shaped scraper (31) is gradually reduced from one side close to the second filter plate (6) to the side wall close to the second water storage cavity (12); the end part of the arc-shaped scraper (31) is abutted against the side wall of the second water storage cavity (12).
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| CN202010750378.9A CN111871030B (en) | 2020-07-30 | 2020-07-30 | Municipal administration sewage treatment device |
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|---|---|---|---|
| CN202010750378.9A CN111871030B (en) | 2020-07-30 | 2020-07-30 | Municipal administration sewage treatment device |
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| CN111871030A true CN111871030A (en) | 2020-11-03 |
| CN111871030B CN111871030B (en) | 2021-10-08 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112853966A (en) * | 2021-02-22 | 2021-05-28 | 青岛西海岸市政工程有限公司 | Easy clear municipal bridge sluices device |
| CN112999726A (en) * | 2021-03-09 | 2021-06-22 | 福建诚铄建设工程有限公司 | Town road drainage structures |
| CN113774995A (en) * | 2021-09-10 | 2021-12-10 | 濮阳市水利勘测设计院 | Water source regulation and storage system for water conservancy water supply engineering |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112853966A (en) * | 2021-02-22 | 2021-05-28 | 青岛西海岸市政工程有限公司 | Easy clear municipal bridge sluices device |
| CN112999726A (en) * | 2021-03-09 | 2021-06-22 | 福建诚铄建设工程有限公司 | Town road drainage structures |
| CN112999726B (en) * | 2021-03-09 | 2022-05-13 | 福建诚铄建设工程有限公司 | Town road drainage structures |
| CN113774995A (en) * | 2021-09-10 | 2021-12-10 | 濮阳市水利勘测设计院 | Water source regulation and storage system for water conservancy water supply engineering |
| CN113774995B (en) * | 2021-09-10 | 2022-07-05 | 濮阳市水利勘测设计院 | Water source regulation and storage system for water conservancy water supply engineering |
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