CN110685346B - Municipal sewage collection system - Google Patents
Municipal sewage collection system Download PDFInfo
- Publication number
- CN110685346B CN110685346B CN201910803747.3A CN201910803747A CN110685346B CN 110685346 B CN110685346 B CN 110685346B CN 201910803747 A CN201910803747 A CN 201910803747A CN 110685346 B CN110685346 B CN 110685346B
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- Prior art keywords
- collecting box
- cage
- gear
- filter screen
- fine
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/10—Collecting-tanks; Equalising-tanks for regulating the run-off; Laying-up basins
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/06—Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums
- B01D33/11—Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums arranged for outward flow filtration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/35—Filters with filtering elements which move during the filtering operation with multiple filtering elements characterised by their mutual disposition
- B01D33/41—Filters with filtering elements which move during the filtering operation with multiple filtering elements characterised by their mutual disposition in series connection
- B01D33/42—Filters with filtering elements which move during the filtering operation with multiple filtering elements characterised by their mutual disposition in series connection concentrically or coaxially
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/44—Regenerating the filter material in the filter
- B01D33/48—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/10—Collecting-tanks; Equalising-tanks for regulating the run-off; Laying-up basins
- E03F5/101—Dedicated additional structures, interposed or parallel to the sewer system
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/10—Collecting-tanks; Equalising-tanks for regulating the run-off; Laying-up basins
- E03F5/105—Accessories, e.g. flow regulators or cleaning devices
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/10—Collecting-tanks; Equalising-tanks for regulating the run-off; Laying-up basins
- E03F5/105—Accessories, e.g. flow regulators or cleaning devices
- E03F5/108—Cleaning devices providing a flushing surge
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/14—Devices for separating liquid or solid substances from sewage, e.g. sand or sludge traps, rakes or grates
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/30—Flood prevention; Flood or storm water management, e.g. using flood barriers
Abstract
The invention relates to a municipal sewage collection system, which relates to the technical field of municipal drainage and comprises the following components: the device comprises a collecting box, a power mechanism, a coarse filter screen cage, a fine filter screen cage, a hollow rotating shaft, a gear transmission set, a suspension support mechanism, a filter residue box and a lifting mechanism; the hollow rotating shaft is rotatably arranged on the collecting box, one end of the hollow rotating shaft is higher and is a sewage inlet, and one end of the hollow rotating shaft is lower and is fixedly connected with one end of the coarse strainer cage; a suspension supporting mechanism is arranged between the lower ends of the coarse filter screen and the fine filter screen cage and the collecting box, a gear transmission group is arranged between the hollow rotating shaft and the fine filter screen cage, and the hollow rotating shaft, the coarse filter screen cage and the fine filter screen cage are driven by a power mechanism to rotate coaxially; the vertical slip of another lateral wall of collecting box is equipped with the filter residue case, and elevating system orders about the filter residue case and goes up and down, and the top inner wall of collecting box is provided with the well head that supplies the filter residue case to advance and go out, and the bottom of collecting box sets up the sewage export. The invention has the advantages of good sewage filtering efficiency and easy cleaning of filter residues.
Description
Technical Field
The invention relates to the technical field of municipal drainage, in particular to a municipal sewage collection system.
Background
The sewage collection of the residential area is an important link for municipal drainage and sewage treatment, and the purpose is to collect sewage discharged by a plurality of drainage units in the residential area and convey the sewage to a main pipeline for discharge or discharge after treatment by a sewage treatment facility.
The searched Chinese patent with publication number CN104652573A discloses a vacuum drainage system technology and device for municipal sewage collection, wherein an emptying pipe is arranged at the tail end of a vacuum pipe network, the emptying pipe is arranged at the side of a vacuum pipeline of a vacuum valve connected with a water collecting tank and is connected with the atmosphere through a one-way valve capable of controlling opening and closing, and when the vacuum degree of the tail end of the pipe network is too low under the condition that the vacuum valve is opened, a small amount of air is supplemented through the emptying pipe, so that the requirement on the vacuum degree of the tail end of the vacuum pipe network is reduced, and the vacuum drainage can be realized under the condition that the relative vacuum degree of the tail end of the vacuum pipe network is less than 0.
The above prior art solutions have the following drawbacks: the sewage of drainage point gets into in the header tank that is close to earlier through gravity flowing automatically, be equipped with the vacuum tube in the header tank, the sewage in the header tank is taken out to the vacuum tube, in order to avoid some debris to plug up the vacuum tube, be equipped with the cover net at the water inlet of vacuum tube, with interception debris, after debris in the header tank pile up certain quantity, just need the manual work to clear and drag for, take an ordinary scenic spot as an example, 12.5 hectare take up an area of land, need set up the header tank more than ten, once clear and drag for, just need the manual work to clear up ten at least header tanks, and most condition needs the workman to get into and clear up in the header tank, it is inconvenient to clear up, it is with high costs to clear up.
Disclosure of Invention
The invention aims to provide a municipal sewage collection system which has the advantages of good sewage filtering efficiency and easiness in cleaning filter residues.
The above object of the present invention is achieved by the following technical solutions: a municipal sewage collection system comprising: the device comprises a collecting box, a power mechanism, a coarse filter screen cage, a fine filter screen cage, a hollow rotating shaft, a gear transmission set, a suspension support mechanism, a filter residue box and a lifting mechanism;
the hollow rotating shaft is rotatably installed on one side wall of the collecting box and is obliquely arranged, one end, extending out of the collecting box, of the hollow rotating shaft is higher and is a sewage inlet, one end, extending into the collecting box, of the hollow rotating shaft is lower and is fixedly connected with one end of the coarse strainer cage, the coarse strainer cage extends into the fine strainer cage, a gap is reserved between the outer peripheral wall of the coarse strainer cage and the inner peripheral wall of the fine strainer cage, and the mesh diameter of the coarse strainer cage is larger than that of the fine strainer cage;
a suspension supporting mechanism is arranged between the lower end of the coarse filter screen cage and the lower end of the fine filter screen cage and the top inner wall of the collecting box, a gear transmission set for transmission is arranged between the outer peripheral wall of the hollow rotating shaft and the inner peripheral wall of the fine filter screen cage, and the hollow rotating shaft, the coarse filter screen cage and the fine filter screen cage are driven to rotate coaxially by the power mechanism;
the vertical slip of another lateral wall of collecting box is equipped with the filter residue case, elevating system locates the filter residue case with just order about between the collecting box the filter residue case goes up and down, the top inner wall of collecting box is provided with the confession the well head of filter residue case business turn over, the coarse strainer cylinder mould filter residue in the fine strainer cylinder mould drops to being located the low level through the opening of its bottom in the filter residue case, the bottom of collecting box sets up the sewage outlet.
By adopting the technical scheme, sewage flows in through the higher end of the hollow rotating shaft and flows into the coarse strainer cage under the action of gravity, after the sewage is primarily filtered by the coarse strainer cage, the sewage flows into the fine strainer cage for secondary filtration, liquid can pass through meshes of the coarse strainer cage and the fine strainer cage and directly flows to the bottom of the collecting box and then is discharged through the sewage outlet, most of solid in the sewage can roll down to the low-level filter residue box through the coarse strainer cage and the fine strainer cage, when the filter residue in the filter residue box has a certain amount, a worker can regularly start the lifting mechanism, the lifting mechanism drives the filter residue box to gradually rise and move to the outside of the collecting box from a well mouth, so that the worker can very easily clean the filtered filter residue outside the collecting box without entering the collecting box, the cleaning is more convenient, the cleaning cost is lower, and the efficiency is higher; and through hollow rotating shaft and the supporting role who suspends supporting mechanism in midair, the coarse strainer cylinder mould, thin strainer cylinder mould can stably keep the tilt state in the collecting box, the structure is more stable, simultaneously under gear drive group's effect, power unit can order about the coarse strainer cylinder mould simultaneously, thin strainer cylinder mould rotates, under the dynamic condition, the filter residue can continuously keep the roll state, the coarse strainer cylinder mould, the difficult filter residue that is blockked up of mesh of thin strainer cylinder mould, also be favorable to the filter residue to roll down to the filter residue in the filter residue case, need not the frequent clearance coarse strainer cylinder mould of staff, thin strainer cylinder mould, the filtration efficiency to sewage is good, and through the coarse strainer cylinder mould, thin strainer cylinder mould carries out twice filtration, the filter effect is better.
The invention is further configured such that the power mechanism comprises: the power gear comprises a power motor, a transmission gear and a power gear, wherein a first mounting frame is arranged on the outer side wall of the collecting box, the power motor is installed on the first mounting frame, an output shaft of the power motor is parallel to the hollow rotating shaft, the transmission gear is rotatably assembled on the side wall of the collecting box and connected with the output shaft of the power motor, the hollow rotating shaft penetrates through the power gear and is fixedly connected with the power gear, and the transmission gear is meshed with the power gear.
By adopting the technical scheme, the first mounting frame provides a stable mounting position for the power motor, and the power motor is arranged outside the collecting box, so that the power motor can be prevented from being located in a humid environment for a long time, and the service life of the power motor is prolonged; when the power motor works, the power motor can drive the transmission gear to rotate, the transmission gear drives the power gear to rotate, and the power gear drives the hollow rotating shaft to rotate.
The invention is further arranged such that the gear transmission set comprises: the fine filter screen comprises a first gear, a second gear and an inner gear ring, wherein the inner gear ring is fixed on the inner peripheral wall of the end part of the fine filter screen cage, the hollow rotating shaft penetrates through the first gear and is fixedly connected with the first gear and the inner gear ring, the second gear is provided with a plurality of gears which are all positioned between the first gear and the inner gear ring, and the second gear is simultaneously meshed with the first gear and the inner gear of the inner gear ring.
Through adopting above-mentioned technical scheme, hollow rotating shaft is when rotating, not only can directly drive the coarse strainer cage, but also can drive first gear revolve, first gear can drive second gear revolve, the second gear drives the ring gear again and rotates, thereby realize the fine strainer cage pivoted purpose of synchronous drive, the gear drive group of above-mentioned design is firm in structure not only, the transmission is stable, and can design the drive ratio of each gear by oneself, thereby the slew velocity nonconformity of coarse strainer cage and fine strainer cage, more be favorable to fully filtering sewage, the filter effect is better.
The invention further provides that the suspension support mechanism comprises: jib, bulb and ring, the coarse filtration cylinder mould runs through one ring and both fixed connection, fine filtration cylinder mould runs through another ring and both fixed connection, the top of jib is fixed in the top inner wall of collecting box, the bottom of jib is fixed with the bulb, the periphery wall of ring seted up with the bulb the annular spout of the bottom looks adaptation of jib.
Through adopting above-mentioned technical scheme, at coarse strainer cage, fine strainer cage pivoted in-process, two rings all can be driven and rotate, and the bulb is in quiescent condition under the fixed of jib, so the bulb can keep the relative motion state in the annular spout of ring, and because the bulb is difficult to break away from annular spout, so to coarse strainer cage, fine strainer cage's lower one end has good hanging, fixed effect, be favorable to coarse strainer cage, fine strainer cage stably keeps the tilt state in the collecting box, the structure is more stable, and do not influence coarse strainer cage, fine strainer cage's rotation process.
The invention is further arranged such that the lifting mechanism comprises: lifting motor, lead screw and slider, the outer top of collecting box is provided with the second mounting bracket, lifting motor install in on the second mounting bracket, the lead screw rotate assemble in collecting box and vertical arrangement, the lead screw stretches out the outer one end of collecting box with lifting motor's output pole is connected, the slider with lead screw thread assembly, the one end of slider with the removable fixed mounting of filter residue case, the other end of slider with the vertical sliding assembly of inner wall of collecting box.
By adopting the technical scheme, the second mounting frame provides a stable mounting position for the lifting motor, and the lifting motor is arranged outside the collecting box, so that the lifting motor can be prevented from being located in a humid environment for a long time, and the service life of the lifting motor is prolonged; the elevating motor during operation, elevating motor's output shaft can drive the lead screw and rotate, and the lead screw drives the slip up-and-down motion again to the realization orders about the mesh that the filter residue case goes up and down, the elevating system of above-mentioned design not only structure is firm, controls simple, the transmission is stable moreover.
The invention is further provided that the upper surface of one end of the sliding block, which is close to the filter residue box, is provided with two vertical plates which are arranged at intervals to form a U-shaped groove with an upward opening, the outer wall of one side of the filter residue box, which is close to the sliding block, is provided with an inverted L-shaped plate to form a U-shaped groove with a downward opening, and the inverted L-shaped plate is inserted between the two vertical plates.
Through adopting above-mentioned technical scheme, through addding the riser and falling L shaped plate, just can realize filter residue case and slider removable assembly, and firm in connection between filter residue case and the slider, filter residue case is difficult for rocking at the lift in-process, and when filter residue case moved to the collecting box outside, the staff can lift up filter residue case fast to make filter residue case and slider separation, the convenient filter residue that will filter residue incasement is poured out, and it is more convenient to clear up.
The invention is further provided that the inner bottom surface of the collecting box is provided with an inclined surface, and the sewage outlet is arranged at the lower side of the inclined surface.
Through adopting above-mentioned technical scheme, the design of inclined plane does benefit to sewage and collects towards the sewage export, and then the sewage in the collecting box can be discharged more high-efficient, thoroughly.
The invention is further configured to further include: and the cleaning mechanism is arranged on the collecting box and is used for spraying water towards the fine filter screen cage.
Through adopting above-mentioned technical scheme, through increasing wiper mechanism, can spray the water spray towards thin filter screen cage to wash thin filter screen cage, then the water of above-mentioned washing usefulness can continue to flow to coarse filter screen cage, in order to wash coarse filter screen cage, cooperates coarse filter screen cage, the rotation state of thin filter screen cage, can wash each corner of coarse filter screen cage, thin filter screen cage, and the cleaning performance is better, prevents effectively that coarse filter screen cage, thin filter screen cage from not washing for a long time and being blockked up by the dirt.
The invention is further configured such that the cleaning mechanism comprises: a high-pressure water pump, a water delivery pipe, a main water pipe and a branch water pipe,
the high-pressure water pump is installed on the top surface of the collecting box, a water inlet end of the high-pressure water pump is externally connected with a water source, a water outlet end of the high-pressure water pump is connected with the water delivery pipe, one end, far away from the high-pressure water pump, of the water delivery pipe is connected with the main water pipe, the main water pipe is fixed on the top inner wall of the collecting box, the main water pipe is horizontally arranged, a plurality of branch water pipes are arranged and connected to the bottom of the main water pipe, and water outlets of the branch water pipes face the fine filter screen cage.
Through adopting above-mentioned technical scheme, water can flow to the raceway after high pressure water pump pressurizes, then flow in main water pipe, then water can spout from a plurality of water pipes, and high-pressure rivers have good penetrability to form the washing effect to coarse strainer cage, fine strainer cage, and the design of many water pipes can make high-pressure rivers disperse more, wash more comprehensively, thoroughly.
The invention is further provided that the coarse filter screen cage and the fine filter screen cage are both formed by welding stainless steel plates, and the stainless steel plates are provided with filter holes.
Through adopting above-mentioned technical scheme, coarse strainer cage, the fine strainer cage that are made by the corrosion resistant plate material, not only sound construction, non-deformable, it is fixed to facilitate the installation, moreover under the humid environment in the collecting box, be difficult for getting rusty long service life.
In conclusion, the beneficial technical effects of the invention are as follows:
firstly, sewage flows in through the higher end of the hollow rotating shaft and flows into the coarse strainer cage under the action of gravity, after the sewage is primarily filtered by the coarse filter screen cage, the sewage flows into the fine filter screen cage for secondary filtration, the liquid directly flows to the bottom of the collecting box through meshes of the coarse filter screen cage and the fine filter screen cage and then is discharged through the sewage outlet, most of the solid in the sewage can roll down to the filter residue box at a low position through the coarse filter screen cage and the fine filter screen cage, when the filter residue in the filter residue box has a certain amount, the worker can periodically start the lifting mechanism, the lifting mechanism drives the filter residue box to gradually rise and move to the outside of the collecting box from the wellhead, therefore, workers can clean the filtered filter residues easily outside the collecting box, the workers do not need to enter the collecting box, the cleaning is more convenient, the cleaning cost is lower, and the efficiency is higher; the coarse filter screen cage and the fine filter screen cage can be stably kept in an inclined state in the collection box through the supporting effect of the hollow rotating shaft and the suspension supporting mechanism, the structure is more stable, meanwhile, under the effect of the gear transmission group, the power mechanism can drive the coarse filter screen cage and the fine filter screen cage to rotate at the same time, filter residues can continuously keep a rolling state under the dynamic condition, meshes of the coarse filter screen cage and the fine filter screen cage are not easily blocked by the filter residues, the filter residues can be favorably rolled into the filter residue box, workers do not need to frequently clean the coarse filter screen cage and the fine filter screen cage, the filtering efficiency of sewage is good, and the filtering is carried out twice through the coarse filter screen cage and the fine filter screen cage, so the filtering effect is better;
it is two, through increasing wiper mechanism, can spray the water spray towards thin filter screen cage to wash thin filter screen cage, then the water of above-mentioned washing usefulness can continue to flow to thin filter screen cage, in order to wash thin filter screen cage, cooperates the rotation state of coarse filter screen cage, thin filter screen cage, and the cleaning performance is better, prevents effectively that coarse filter screen cage, thin filter screen cage from not washing for a long time and being blockked up by the dirt.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic illustration of a structure in a gear train in accordance with an embodiment of the present invention;
fig. 3 is an enlarged view at a in fig. 1.
Reference numerals: 1. a collection box; 11. a sewage inlet; 12. a sewage outlet; 13. a wellhead; 14. an inclined surface; 15. a first mounting bracket; 16. a second mounting bracket; 2. a power mechanism; 21. a power motor; 22. a transmission gear; 23. a power gear; 3. a coarse strainer cage; 4. fine filter screen cages; 5. a hollow rotating shaft; 6. a gear transmission set; 61. a first gear; 62. a second gear; 63. an inner gear ring; 7. a suspension support mechanism; 71. a boom; 72. a ball head; 73. a circular ring; 731. an annular chute; 8. a slag filtering box; 81. an inverted L-shaped plate; 9. a lifting mechanism; 91. a lifting motor; 92. a screw rod; 93. a slider; 931. a vertical plate; 10. a cleaning mechanism; 101. a high pressure water pump; 102. a water delivery pipe; 103. a main water pipe; 104. and branch water pipes.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, the municipal sewage collection system disclosed by the invention comprises: the device comprises a collecting box 1, a power mechanism 2, a coarse filter screen cage 3, a fine filter screen cage 4, a hollow rotating shaft 5, a gear transmission set 6, a suspension supporting mechanism 7, a filter residue box 8, a lifting mechanism 9 and a cleaning mechanism 10.
Lower one end of coarse strainer cage 3, the lower one end of fine strainer cage 4 are all provided with between the top inner wall of collecting box 1 and hang supporting mechanism 7 in midair, are provided with between the internal perisporium of peripheral wall and fine strainer cage 4 of hollow rotating shaft 5 and are used for driven gear drive group 6, and power unit 2 orders about hollow rotating shaft 5, coarse strainer cage 3, fine strainer cage 4 three and rotates with the axle center.
Another lateral wall vertical slip of collecting box 1 is equipped with filter residue case 8, and elevating system 9 locates between filter residue case 8 and the collecting box 1 and orders about filter residue case 8 and goes up and down, and the top inner wall of collecting box 1 is provided with the well head 13 that supplies filter residue case 8 business turn over, and the opening of coarse filtration cylinder mould 3, the interior filter residue of fine filtration cylinder mould 4 through its bottom drops to being located low-order filter residue case 8 in, and the bottom of collecting box 1 sets up outlet for sewer 12.
The coarse strainer cage 3 and the fine strainer cage 4 are formed by welding stainless steel plates, filtering holes are formed in the stainless steel plates, and the coarse strainer cage 3 and the fine strainer cage 4 which are made of the stainless steel plates are firm in structure, not prone to deformation, convenient to install and fix, not prone to rusting in a humid environment in the collecting box 1 and long in service life.
The cleaning mechanism 10 includes: high pressure water pump 101, raceway 102, water main 103 and lateral conduit 104, high pressure water pump 101 installs in the top surface of collecting box 1, the external water source of end of intaking of high pressure water pump 101, water main 102 is connected to high pressure water pump 101's play water end, the one end that water raceway 102 kept away from high pressure water pump 101 is connected with water main 103, water main 103 is fixed in on the top inner wall of collecting box 1, water main 103 is horizontal to be arranged, lateral conduit 104 is provided with many and connects in the bottom of water main 103, the delivery port of lateral conduit 104 is towards fine filter screen cage 4, can also install the spiral nozzle additional in the delivery port department of lateral conduit 104, make high-pressure rivers disperse more.
Water can flow to raceway 102 after the pressurization of high pressure water pump 101, then flow in main water pipe 103, then water can spout from a plurality of water pipes 104, and high pressure rivers have good penetrability to form the washing effect to coarse strainer cage 3, fine strainer cage 4, and the design of many water pipes 104 can make high pressure rivers disperse more, washs more comprehensively, thoroughly.
The power mechanism 2 includes: the collecting box comprises a power motor 21, a transmission gear 22 and a power gear 23, a first mounting frame 15 is arranged on the outer side wall of the collecting box 1, the power motor 21 is mounted on the first mounting frame 15, an output shaft of the power motor 21 is parallel to a hollow rotating shaft 5, the transmission gear 22 is rotatably assembled on the side wall of the collecting box 1 and connected with the output shaft of the power motor 21, the hollow rotating shaft 5 penetrates through the power gear 23 and is fixedly connected with the power gear 23, and the transmission gear 22 is meshed with the power gear 23.
The first mounting frame 15 provides a stable mounting position for the power motor 21, and the power motor 21 is arranged outside the collecting box 1, so that the power motor 21 can be prevented from being located in a humid environment for a long time, and the service life of the power motor 21 is prolonged; when the power motor 21 works, the power motor 21 can drive the transmission gear 22 to rotate, the transmission gear 22 drives the power gear 23 to rotate, and the power gear 23 drives the hollow rotating shaft 5 to rotate.
The suspension support mechanism 7 includes: the suspension rod 71, the ball head 72 and the circular ring 73, the coarse filter screen cage 3 penetrates through the circular ring 73 and is fixedly connected with the circular ring 73, the fine filter screen cage 4 penetrates through the other circular ring 73 and is fixedly connected with the circular ring 73 and the circular ring 73, the top of the suspension rod 71 is fixed on the top inner wall of the collection box 1, the ball head 72 is fixed at the bottom of the suspension rod 71, and the annular sliding groove 731 matched with the ball head 72 and the bottom end of the suspension rod 71 is formed in the outer peripheral wall of the circular ring.
In the course of coarse strainer cage 3, fine strainer cage 4 pivoted, two rings 73 all can be driven and rotate, and bulb 72 is in quiescent condition under the fixed of jib 71, so bulb 72 can keep relative motion state in ring groove 731 of ring 73, and because bulb 72 is difficult to break away from ring groove 731, so to coarse strainer cage 3, fine strainer cage 4's lower one end has good hanging, fixed effect, be favorable to coarse strainer cage 3, fine strainer cage 4 stably keeps the tilt state in collecting box 1, the structure is more stable, and do not influence coarse strainer cage 3, fine strainer cage 4's rotation process.
The lifting mechanism 9 includes: lifting motor 91, lead screw 92 and slider 93, the outer top of collecting box 1 is provided with second mounting bracket 16, lifting motor 91 installs on second mounting bracket 16, lead screw 92 rotates to assemble in collecting box 1 and vertical arrangement, lead screw 92 stretches out the outer one end of collecting box 1 and is connected with lifting motor 91's output lever, slider 93 and lead screw 92 screw assembly, the removable fixed mounting of one end and filter residue case 8 of slider 93, the vertical sliding assembly of inner wall of the other end and collecting box 1 of slider 93.
The second mounting frame 16 provides a stable mounting position for the lifting motor 91, and the lifting motor 91 is arranged outside the collecting box 1, so that the lifting motor 91 can be prevented from being located in a humid environment for a long time, and the service life of the lifting motor 91 is prolonged; lifting motor 91 during operation, lifting motor 91's output shaft can drive lead screw 92 and rotate, and lead screw 92 drives the slip up-and-down motion again to the realization orders about the purpose that filter residue case 8 goes up and down, and the elevating system 9 of above-mentioned design not only structure is firm, controls simple, the transmission is stable moreover.
The inner bottom surface of the collecting box 1 is provided with the inclined surface 14, the sewage outlet 12 is arranged on the lower side of the inclined surface 14, the design of the inclined surface 14 is beneficial to the collection of sewage towards the sewage outlet 12, and then the sewage in the collecting box 1 can be discharged more efficiently and thoroughly.
As shown in fig. 1 and 2, the gear train 6 includes: the fine filter screen comprises a first gear 61, a second gear 62 and an inner gear 63, wherein the inner gear 63 is fixed on the inner peripheral wall of the end part of the fine filter screen cage 4, the hollow rotating shaft 5 penetrates through the first gear 61 and is fixedly connected with the first gear 61, the second gear 62 is provided with three gears and is positioned between the first gear 61 and the inner gear 63 (in other embodiments, the number of the second gear 62 can also be two, four, five or more), and the second gear 62 is simultaneously meshed with the inner gears of the first gear 61 and the inner gear 63.
Hollow rotating shaft 5 is when rotating, not only can directly drive coarse strainer cage 3, but also can drive first gear 61 and rotate, first gear 61 can drive second gear 62 and rotate, second gear 62 drives ring gear 63 again and rotates, thereby realize the fine strainer cage 4 pivoted purpose of synchronous drive, gear drive group 6 of above-mentioned design is firm in structure not only, the transmission is stable, and the drive ratio of each gear can be designed by oneself, thereby coarse strainer cage 3 is inconsistent with the slew velocity of fine strainer cage 4, more be favorable to fully filtering sewage, the filter effect is better.
Referring to fig. 1 and 3, the upper surface of one end of the sliding block 93 close to the residue box 8 is provided with two vertical plates 931 arranged at intervals to form a U-shaped groove with an upward opening, the outer wall of one side of the residue box 8 close to the sliding block 93 is provided with an inverted L-shaped plate 81 to form a U-shaped groove with a downward opening, and the inverted L-shaped plate 81 is inserted between the two vertical plates 931.
Through addding riser 931 and falling L shaped plate 81, just can realize filter residue case 8 and the removable assembly of slider 93, and firm in connection between filter residue case 8 and the slider 93, filter residue case 8 is difficult for rocking at the lift in-process, and when filter residue case 8 moved to collecting box 1 outside, the staff can lift up filter residue case 8 fast to make filter residue case 8 and slider 93 separate, conveniently pour the filter residue in filter residue case 8 out, it is more convenient to clear up.
The implementation principle of the embodiment is as follows: sewage flows in through the higher end of the hollow rotating shaft 5 and flows into the coarse strainer cage 3 under the action of gravity, after the sewage is primarily filtered by the coarse strainer cage 3, the sewage flows into the fine strainer cage 4 for secondary filtration, liquid can pass through meshes of the coarse strainer cage 3 and the fine strainer cage 4 and directly flows to the bottom of the collecting box 1 and then is discharged through the sewage outlet 12, most of solid in the sewage can roll down to the low-level slag filtering box 8 through the coarse strainer cage 3 and the fine strainer cage 4, when the filter residue in the slag filtering box 8 has a certain amount, a worker can regularly start the lifting mechanism 9, the lifting mechanism 9 drives the slag filtering box 8 to gradually rise and move to the outside of the collecting box 1 from the well mouth 13, so that the worker can very easily clean the filtered filter residue outside the collecting box 1 without entering the collecting box 1, the cleaning is more convenient, the cleaning cost is lower, and the efficiency is higher; and through hollow rotating shaft 5 and the supporting role of suspending supporting mechanism 7 in midair, coarse strainer cage 3, fine strainer cage 4 can stably keep the tilt state in collecting box 1, the structure is more stable, simultaneously under gear drive group 6's effect, power unit 2 can order about coarse strainer cage 3 simultaneously, fine strainer cage 4 rotates, under the dynamic condition, the filter residue can continuously keep the roll state, coarse strainer cage 3, fine strainer cage 4's mesh is difficult to be blockked up by the filter residue, also be favorable to the filter residue to roll to filter residue case 8 in, need not the staff and frequently clear up coarse strainer cage 3, fine strainer cage 4, the filtration efficiency to sewage is good, and through coarse strainer cage 3, fine strainer cage 4 carries out twice filtration, the filter effect is better.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (8)
1. A municipal sewage collection system, comprising: the device comprises a collecting box (1), a power mechanism (2), a coarse filter screen cage (3), a fine filter screen cage (4), a hollow rotating shaft (5), a gear transmission group (6), a suspension support mechanism (7), a filter residue box (8) and a lifting mechanism (9);
the hollow rotating shaft (5) is rotatably installed on one side wall of the collecting box (1) and is obliquely arranged, one end, extending out of the collecting box (1), of the hollow rotating shaft (5) is higher and is a sewage inlet (11), one end, extending into the collecting box (1), of the hollow rotating shaft (5) is lower and is fixedly connected with one end of the coarse filter screen cage (3), the coarse filter screen cage (3) extends into the fine filter screen cage (4), a gap is reserved between the outer peripheral wall of the coarse filter screen cage (3) and the inner peripheral wall of the fine filter screen cage (4), and the mesh diameter of the coarse filter screen cage (3) is larger than that of the fine filter screen cage (4);
a suspension supporting mechanism (7) is arranged between the lower end of the coarse strainer cage (3) and the lower end of the fine strainer cage (4) and the top inner wall of the collecting box (1), a gear transmission set (6) for transmission is arranged between the outer peripheral wall of the hollow rotating shaft (5) and the inner peripheral wall of the fine strainer cage (4), and the hollow rotating shaft (5), the coarse strainer cage (3) and the fine strainer cage (4) are driven by the power mechanism (2) to rotate coaxially;
another lateral wall of the collecting box (1) is vertically and slidably provided with a filter residue box (8), the lifting mechanism (9) is arranged between the filter residue box (8) and the collecting box (1) and drives the filter residue box (8) to lift, the top inner wall of the collecting box (1) is provided with a well head (13) for the filter residue box (8) to enter and exit, the coarse filter screen cage (3) and the filter residue in the fine filter screen cage (4) drop into the filter residue box (8) at a low position through an opening at the bottom of the coarse filter screen cage, the bottom of the collecting box (1) is provided with a sewage outlet (12),
the power mechanism (2) comprises: the collecting box comprises a power motor (21), a transmission gear (22) and a power gear (23), wherein a first mounting frame (15) is arranged on the outer side wall of the collecting box (1), the power motor (21) is installed on the first mounting frame (15), an output shaft of the power motor (21) is parallel to a hollow rotating shaft (5), the transmission gear (22) is rotatably assembled on the side wall of the collecting box (1) and connected with an output shaft of the power motor (21), the hollow rotating shaft (5) penetrates through the power gear (23) and is fixedly connected with the power gear (23), the transmission gear (22) is meshed with the power gear (23),
the gear transmission set (6) comprises: the fine filter screen comprises a first gear (61), a second gear (62) and an inner gear ring (63), wherein the inner gear ring (63) is fixed on the inner peripheral wall of the end part of the fine filter screen cage (4), the hollow rotating shaft (5) penetrates through the first gear (61) and is fixedly connected with the first gear and the inner gear ring, the second gear (62) is provided with a plurality of gears which are all located between the first gear (61) and the inner gear ring (63), and the second gear (62) is meshed with the inner gears of the first gear (61) and the inner gear ring (63) at the same time.
2. The municipal sewage collection system according to claim 1, wherein the suspended support mechanism (7) comprises: jib (71), bulb (72) and ring (73), coarse strainer cage (3) run through one ring (73) and both fixed connection, fine strainer cage (4) run through another ring (73) and both fixed connection, the top of jib (71) is fixed in the top inner wall of collecting box (1), the bottom of jib (71) is fixed with bulb (72), the periphery wall of ring (73) seted up with bulb (72) the annular spout (731) of the bottom looks adaptation of jib (71).
3. The municipal sewage collection system according to claim 1, wherein the lifting mechanism (9) comprises: lifting motor (91), lead screw (92) and slider (93), the outer top of collecting box (1) is provided with second mounting bracket (16), lifting motor (91) install in on second mounting bracket (16), lead screw (92) rotate the assembly in collecting box (1) and vertical arrangement, lead screw (92) stretch out the outer one end of collecting box (1) with the output pole of lifting motor (91) is connected, slider (93) with lead screw (92) screw assembly, the one end of slider (93) with the removable fixed mounting of filter residue case (8), the other end of slider (93) with the vertical sliding fit of inner wall of collecting box (1).
4. The municipal sewage collection system according to claim 3, wherein the upper surface of the slider (93) near one end of the filter residue box (8) is provided with two spaced-apart risers (931) to form an upwardly open U-shaped groove, and the outer wall of the filter residue box (8) near one side of the slider (93) is provided with an inverted L-shaped plate (81) to form a downwardly open U-shaped groove, and the inverted L-shaped plate (81) is inserted between the two risers (931).
5. The municipal sewage collection system according to claim 1, wherein the inner bottom surface of the collection tank (1) is provided as an inclined surface (14), and the sewage outlet (12) is disposed on a lower side of the inclined surface (14).
6. The municipal sewage collection system of claim 1, further comprising: a washing mechanism (10), said washing mechanism (10) being mounted on said collection tank (1) and being adapted to spray water towards said fine screen cage (4).
7. The municipal sewage collection system according to claim 6, wherein the cleaning mechanism (10) comprises: a high-pressure water pump (101), a water delivery pipe (102), a main water pipe (103) and a branch water pipe (104),
the high-pressure water pump (101) is installed on the top surface of the collecting box (1), a water inlet end of the high-pressure water pump (101) is externally connected with a water source, a water outlet end of the high-pressure water pump (101) is connected with the water conveying pipe (102), one end, far away from the high-pressure water pump (101), of the water conveying pipe (102) is connected with the main water pipe (103), the main water pipe (103) is fixed on the top inner wall of the collecting box (1), the main water pipe (103) is horizontally arranged, the branch water pipe (104) is provided with a plurality of water pipes and is connected to the bottom of the main water pipe (103), and a water outlet of the branch water pipe (104) faces towards the fine filter mesh cage (4).
8. The municipal sewage collection system according to claim 1, wherein the coarse strainer cage (3) and the fine strainer cage (4) are each formed by welding stainless steel plates having filtration pores formed therein.
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| CN201910803747.3A CN110685346B (en) | 2019-08-28 | 2019-08-28 | Municipal sewage collection system |
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| CN201910803747.3A CN110685346B (en) | 2019-08-28 | 2019-08-28 | Municipal sewage collection system |
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| CN110685346B true CN110685346B (en) | 2021-03-23 |
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| CN112657261A (en) * | 2020-12-18 | 2021-04-16 | 广东嘉元科技股份有限公司 | Precision filter for producing copper foil and control method thereof |
| CN113529898A (en) * | 2021-08-23 | 2021-10-22 | 江苏银中建设有限公司 | Municipal administration sewage collection system |
| CN113803646B (en) * | 2021-09-01 | 2023-04-07 | 长江生态环保集团有限公司 | Drainage pipe network monitoring and point distribution method suitable for defective pipeline inspection |
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