CN113509779A - Increase grid equipment for sewage treatment of leakproofness - Google Patents
Increase grid equipment for sewage treatment of leakproofness Download PDFInfo
- Publication number
- CN113509779A CN113509779A CN202110915806.3A CN202110915806A CN113509779A CN 113509779 A CN113509779 A CN 113509779A CN 202110915806 A CN202110915806 A CN 202110915806A CN 113509779 A CN113509779 A CN 113509779A
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- fixed
- box body
- side wall
- grid frame
- wall
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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
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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
- B01D33/44—Regenerating the filter material in the filter
- B01D33/46—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element
- B01D33/466—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element scrapers
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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
- B01D33/70—Filters with filtering elements which move during the filtering operation having feed or discharge devices
- B01D33/74—Filters with filtering elements which move during the filtering operation having feed or discharge devices for discharging filtrate
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- Chemical Kinetics & Catalysis (AREA)
- Sewage (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention relates to a grating device for sewage treatment for improving the sealing performance, belonging to the technical field of sewage treatment; side plates are fixed on the left side wall and the right side wall of the bottom plate, arc-shaped grooves are formed in the upper side walls of the side plates, a box body is arranged on the upper sides of the side plates, and the lower sides of the box body are embedded in the arc-shaped grooves; an opening is formed in one side wall of the box body, a door body is arranged in the opening, a clamping column is arranged in the center of the inner side wall of the door body, a check ring is sleeved on the outer side of the clamping column and fixed on the inner side wall of the opening, the check ring is connected with the door body through a bolt, a grid frame is arranged in the box body, one side of the grid frame is fixed on one side wall of a fixed plate, the outer peripheral wall of the fixed plate is fixedly connected with the inner peripheral wall of the box body, a rotating mechanism is arranged on one side of the box body, and a motor in the rotating mechanism is fixed on the upper surface of a bottom plate; the sewage treatment device is sealed, and when sewage enters, the sewage cannot splash to the outer side, so that the external environment cannot be polluted, the working strength of workers is reduced, and the sewage treatment device has the advantages of being reasonable in arrangement, low in manufacturing cost and the like.
Description
Technical Field
The invention relates to the technical field of sewage treatment, in particular to a grating device for sewage treatment, which can increase the sealing property.
Background
Sewage treatment is for making sewage reach a certain water of drainage or the process that the quality of water requirement of reuse purifies it, sewage treatment is by each field such as wide application in building, agriculture, traffic, the energy, the petrochemical industry, the urban landscape, medical treatment, food and beverage, also more and more walk into common people's daily life, during sewage treatment, cross the sieve with impurity in the grid equipment of need entering, and current grid equipment is open mostly, sewage is when getting into the grid equipment, sewage easily spatters to the outside, pollute outside environment, staff's working strength has been increased.
Disclosure of Invention
The invention aims to provide a grid device for sewage treatment, which is reasonable in design, convenient to use and capable of increasing the sealing property, is in a sealing state, and can prevent sewage from splashing to the outside when the sewage enters, so that the external environment is not polluted, and the working strength of workers is reduced.
In order to achieve the purpose, the invention adopts the technical scheme that: the side plates are fixed on the left side wall and the right side wall of the bottom plate, arc-shaped grooves are formed in the upper side walls of the side plates, the box body is arranged on the upper side of the side plates, the lower side of the box body is embedded in the arc-shaped grooves, and the side walls of the box body are arranged in a circular structure; the automatic door opening device comprises a door body, a grid frame and a rotating mechanism, wherein the feeding mechanism is arranged on the outer side of a box body, an opening is formed in one side wall of the box body, the door body is arranged in a circular structure, a clamping column is arranged in the center of the inner side wall of the door body, a retaining ring is sleeved on the outer side of the clamping column and fixed on the inner side wall of the opening, the retaining ring is connected with the door body through bolts, the grid frame is arranged inside the box body, one side of the grid frame is fixed on one side wall of a fixing plate, the outer peripheral wall of the fixing plate is fixedly connected with the inner peripheral wall of the box body, a plurality of water permeable holes are distributed on the outer peripheral wall of the fixing plate at equal angles, the inner diameter of one side of the box body is gradually increased towards the inner diameter of one side of the fixing plate, the rotating mechanism is arranged on one side of the box body, and a motor in the rotating mechanism is fixed on the upper surface of a base plate;
the feeding mechanism consists of a feeding water pump, a discharging water pump, a feeding pipe, a first connecting pipe, a conveying pipe and a first balancing weight, the feeding water pump is fixed on the outer side wall of the side plate on one side, the water inlet end of the feeding water pump is connected with sewage through a pipeline, the water outlet end of the feeding water pump is connected with the feeding pipe, the other end of the feeding pipe is screwed with the first connecting pipe through a bearing, the first connecting pipe is inserted and fixed in the center of the door body, the inner end of the first connecting pipe and the inner end of the clamping column are arranged in the same vertical plane, the discharging water pump is fixed on the outer side wall of the side plate at the other side, the water outlet end of the discharging water pump is connected with the next sewage processor, the water inlet end of the discharging water pump is connected with a conveying pipe, the other end of the conveying pipe penetrates through one side wall of the box body and is inserted and fixed in the first counter weight block, and the inner end of the conveying pipe and the lower side wall of the first counter weight block are arranged on the same plane;
foretell rotary mechanism still contains the driving gear, driven gear and dwang, the motor is connected with external power supply, be fixed with the dwang on the output shaft of motor, the other end of this dwang passes behind the curb plate of one side, insert and establish and fix in the driving gear, the upside meshing of driving gear is provided with driven gear, this driven gear cover establishes and fixes on the outer end of No. two connecting pipes, the inner of No. two connecting pipes is inserted and is established and fix on a lateral wall of box, and the inner of No. two connecting pipes is the same perpendicular setting with the inside wall of box, the pot head is established on the middle-end of conveyer pipe in No. two connecting pipes, and connect with soon through the bearing.
Furthermore, a plurality of idler wheels are fixed on the left side and the right side of the outer annular wall of the box body at equal angles, an arc-shaped sliding groove is formed in the inner wall of the arc-shaped groove, the idler wheels on the lower side are embedded in the arc-shaped sliding groove, and the idler wheels roll in the arc-shaped sliding groove in the rotating process of the box body.
Furthermore, the periphery wall of the clamping column is sleeved with and fixed with a sealing ring, the periphery wall of the sealing ring is arranged in a manner of being abutted against the inner periphery wall of the check ring, and a gap between the clamping column and the check ring is sealed through the sealing ring.
Furthermore, a fixed rod is fixed on one side wall of the fixed plate adjacent to the grating frame, the other end of the fixed rod is fixed on the supporting plate, one side of the supporting plate is fixed on the inner side wall of one side of the grating frame, the fixed rod is screwed with a plurality of connecting rings through a bearing, the connecting rings are distributed at equal intervals, a sleeve is fixed on the lower side of the outer ring wall of the connecting rings, inserting rods are inserted into the sleeve, the other end of each inserting rod penetrates through the lower end of the sleeve and is fixed on the upper surface of the scraper at equal intervals, the lower surface of the scraper is in contact with the inner side wall of the grating frame, a plurality of second balancing weights are fixed on the upper surface of the scraper at equal intervals, the second balancing weights are arranged between the two adjacent inserting rods, the box body drives the grating frame to rotate in the rotating process, the grating frame drives the supporting plate and the fixed rod to rotate in the rotating process, the scraper is kept at the lower side of the fixed rod through the gravity of the second balancing weights when the fixed rod rotates, and then make the scraper blade conflict be located the inner wall of downside at the grid frame, at grid frame pivoted in-process, clear up the inner wall of grid frame through the scraper blade.
Further, the lower surface of scraper blade on the equidistance be equipped with the several protruding, this arch is the hemisphere setting, protruding inserting establish in the small opening of grid frame, the scraper blade is when clearing up the grid frame, protruding inserting in the grid frame, further clears up the small opening on the grid frame.
Further, the upper end of inserted bar be fixed with the spacing collar, the downside of this spacing collar is contradicted at the spacing ring, the downside fixed connection of periphery wall and the intraductal perisporium of sleeve pipe of this spacing ring, and the lower lateral wall of spacing ring is the coplanar setting with sheathed tube lower lateral wall, the grid frame when rotating, the inserted bar reciprocates at the intraductal, and when removing, through the cooperation of spacing collar and spacing collar, prevents that the inserted bar from falling out from the cover intraductal.
The working principle of the invention is as follows: when in use, sewage is pumped into the feeding pipe by the feeding water pump and then is discharged into the grating frame inside the box body through the first connecting pipe, then the motor is started, the motor drives the rotating rod to rotate, the rotating rod drives the driving gear to rotate, the driving gear drives the driven gear to rotate, the driven gear drives the second connecting pipe to rotate, the second connecting pipe drives the box body to rotate, the box body drives the fixed plate and the grating frame to rotate in the rotating process, the grating frame filters impurities in the sewage in the rotating process, the filtered impurities are retained in the grating frame, the sewage flows to the lower side inside the box body after penetrating through the grating frame, and the sewage flows to one side of the fixed plate due to the gradually increasing arrangement of the inner diameter of one side of the box body, then the discharging water pump is started, the discharging water pump pumps the sewage out through the conveying pipe, and the box body rotates due to the self-gravity of the first balancing weight, make the inner of conveyer pipe be in vertical form downwards, and then extract the inside downside of box sewage, after filtering the completion, open the door body, clear up the inside impurity of grid frame to treat next use.
After adopting the structure, the invention has the beneficial effects that:
1. the box body is sealed, feeding and discharging are respectively carried out through the feeding mechanism, impurities in the sewage are retained in the grid frame inside the box body, the sewage cannot splash to the outer side of the box body, and therefore the external environment is guaranteed;
2. the box body is driven to rotate by the rotating mechanism, and in the rotating process of the box body, sewage is filtered by the grating frame, so that impurities are prevented from being retained on one side of the grating frame, and the filtering speed is increased;
3. a first balancing weight is fixed at the inner end of the conveying pipe and can ensure that the inner end of the conveying pipe is positioned at the lower side of the interior of the box body, so that sewage can be conveniently discharged.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a right side view of fig. 1.
Fig. 3 is a sectional view taken along line a-a in fig. 2.
Fig. 4 is an enlarged view of a portion B in fig. 3.
Fig. 5 is a schematic structural view of a side plate according to the present invention.
Fig. 6 is a schematic structural view of a fixing plate according to the present invention.
FIG. 7 is a schematic view of the internal structure of the plunger and the sleeve of the present invention.
Fig. 8 is an enlarged view of the portion C in fig. 7.
Description of reference numerals:
the automatic water-saving device comprises a bottom plate 1, side plates 2, a box body 3, an arc-shaped groove 4, a feeding mechanism 5, a feeding water pump 5-1, a discharging water pump 5-2, a feeding pipe 5-3, a first connecting pipe 5-4, a conveying pipe 5-5, a first balancing weight 5-6, a grid frame 6, a rotating mechanism 7, a motor 7-1, a driving gear 7-2, a driven gear 7-3, a rotating rod 7-4, a second connecting pipe 7-5, an opening 8, a door body 9, a clamping column 10, a check ring 11, a fixing plate 12, a water permeable hole 13, a roller 14, an arc-shaped sliding groove 15, a sealing ring 16, a fixing rod 17, a supporting plate 18, a connecting ring 19, a sleeve 20, an inserted rod 21, a scraping plate 22, a second balancing weight 23, a protrusion 24, a limiting ring 25 and a limiting ring 26.
The specific implementation mode is as follows:
the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 8, the following technical solutions are adopted in the present embodiment: the novel box comprises a bottom plate 1, side plates 2 and a box body 3, wherein the side plates 2 are fixedly welded on the left side wall and the right side wall of the bottom plate 1, an arc-shaped groove 4 is formed in the upper side wall of each side plate 2, the box body 3 is arranged on the upper side of each side plate 2, the lower side of each box body 3 is embedded in the arc-shaped groove 4, the side walls of the box bodies 3 are arranged in a circular structure, a plurality of idler wheels 14 are fixedly welded on the left side and the right side of the outer ring wall of each box body 3 at equal angles, an arc-shaped sliding groove 15 is formed in the inner wall of each arc-shaped groove 4, the idler wheels 14 on the lower side are embedded in the arc-shaped sliding grooves 15, and in the rotating process of the box bodies 3, the idler wheels 14 roll in the arc-shaped sliding grooves 15, so that the stability of the box bodies 3 is improved; the automatic water-saving device also comprises a feeding mechanism 5, a grid frame 6 and a rotating mechanism 7, wherein the feeding mechanism 5 is arranged on the outer side of the box body 3, an opening 8 is formed in the left side wall of the box body 3, a door body 9 is arranged in the opening 8, the door body 9 is arranged in a circular structure, a clamping column 10 is integrally formed in the center of the inner side wall of the door body 9, a check ring 11 is sleeved on the outer side of the clamping column 10, the check ring 11 is welded and fixed on the inner side wall of the opening 8, the check ring 11 is connected with the door body 9 through a bolt, a sealing ring 16 is sleeved and fixedly adhered on the outer peripheral wall of the clamping column 10, the outer peripheral wall of the sealing ring 16 is abutted against the inner peripheral wall of the check ring 11, a gap between the clamping column 10 and the check ring 11 is sealed through the sealing ring 16, water leakage can be prevented, and the feeding mechanism 5 comprises a feeding water pump 5-1, a discharging water pump 5-2, a feeding pipe 5-3, a first connecting pipe 5-4, A conveying pipe 5-5 and a first balancing weight 5-6, wherein a feeding water pump 5-1 is fixed on the outer side wall of the right side plate 2 through a bolt, the water inlet end of the feeding water pump 5-1 is connected with sewage through a pipeline, the water outlet end of the feeding water pump 5-1 is connected with a feeding pipe 5-3, the upper end of the feeding pipe 5-3 is screwed with a first connecting pipe 5-4 through a bearing, the first connecting pipe 5-4 is inserted and welded and fixed in the center of the door body 9, the inner end of the first connecting pipe 5-4 and the inner end of the clamping column 10 are arranged in the same vertical plane, a discharging water pump 5-2 is fixed on the outer side wall of the right side plate 2 through a bolt, the water outlet end of the discharging water pump 5-2 is connected with the next sewage treatment device, the water inlet end of the discharging water pump 5-2 is connected with the conveying pipe 5-5, the left end of the conveying pipe 5-5 penetrates through the right side wall of the box body 4, is inserted and welded and fixed in the first balancing weight 5-6, and the inner end of the conveying pipe 5-5 and the lower side wall of the first balancing weight 5-6 are arranged in the same plane;
the inside of the box body 3 is provided with a grid frame 6, the right side of the grid frame 6 is welded and fixed on the left side wall of a fixed plate 12, the peripheral wall of the fixed plate 12 is welded and fixed with the inner peripheral wall of the box body 3, the peripheral wall of the fixed plate 12 is equiangularly distributed with a plurality of water permeable holes 13, the inner diameter of the left side of the box body 3 is gradually increased towards the inner diameter of one side of the fixed plate 12, the right side of the box body 3 is provided with a rotating mechanism 7, a motor 7-1 in the rotating mechanism 7 is fixed on the upper surface of a bottom plate 1 through bolts, the rotating mechanism 7 also comprises a driving gear 7-2, a driven gear 7-3 and a rotating rod 7-4, the motor 7-1 is connected with an external power supply, the model of the motor 7-1 is 40KTYZ, the rotating rod 7-4 is welded and fixed on the output shaft of the motor 7-1, and the right end of the rotating rod 7-4 passes through a side plate 2 on the right side, the connecting pipe is inserted and welded and fixed in the driving gear 7-2, the upper side of the driving gear 7-2 is engaged with a driven gear 7-3, the driven gear 7-3 is sleeved and welded and fixed on the outer end of a second connecting pipe 7-5, the inner end of the second connecting pipe 7-5 is inserted and welded and fixed on the right side wall of the box body 3, the inner end of the second connecting pipe 7-5 and the inner side wall of the box body 3 are arranged in the same vertical plane, and the middle end of the second connecting pipe 7-5 is sleeved on the middle end of the conveying pipe 5-5 and is connected with the conveying pipe in a rotating mode through a bearing;
a fixing rod 17 is welded and fixed on one side wall of the fixing plate 12 adjacent to the grid frame 6, the left end of the fixing rod 17 is welded and fixed on a supporting plate 18, the upper side of the supporting plate 18 is welded and fixed on the inner side wall of the upper side of the grid frame 6, the fixing rod 17 is screwed with a plurality of connecting rings 19 through bearings, the plurality of connecting rings 19 are distributed at equal intervals, a sleeve 20 is welded and fixed on the lower side of the outer ring wall of the connecting rings 19, inserting rods 21 are inserted into the sleeve 20, a limiting ring 25 is welded and fixed on the upper end of the inserting rods 21, the lower side of the limiting ring 25 is abutted against the limiting ring 26, the outer peripheral wall of the limiting ring 26 is welded and fixed with the lower side of the inner peripheral wall of the sleeve 20, the lower side wall of the limiting ring 26 and the lower side wall of the sleeve 20 are arranged on the same plane, when the grid frame 6 rotates, the inserting rods 21 move up and down in the sleeve 20, when the grid frame moves, the inserting rods 21 are prevented from falling out of the sleeve 20, and the lower end of the inserting rods 21 passes through the lower end of the sleeve 20, equidistance welded fastening is on scraper blade 22's upper surface, scraper blade 22's lower surface and grating frame 6's inside wall contact sets up, equidistance welded fastening has several balancing weight 23 No. two on scraper blade 22's the upper surface, this balancing weight 23 No. two sets up between two adjacent inserted bars 21, can conveniently clear up grating frame 6's inside, prevent that grating frame 6 from blockking up, equidistant integrated into one piece has several protruding 24 on scraper blade 22's the lower surface, this protruding 24 is the hemisphere setting, protruding 24 is inserted and is established in grating frame 6's small opening, scraper blade 22 is when clearing up grating frame 6, protruding 24 is inserted in grating frame 6, further clear up the small opening on grating frame 6.
The working principle of the specific embodiment is as follows: when in use, sewage is pumped into the feeding pipe 5-3 through the feeding water pump 5-1 and then is discharged into the grating frame 6 in the box body 3 through the first connecting pipe 5-4, then the motor 7-1 is started, the motor 7-1 drives the rotating rod 7-4 to rotate, the rotating rod 7-4 drives the driving gear 7-2 to rotate, the driving gear 7-2 drives the driven gear 7-3 to rotate, the driven gear 7-3 drives the second connecting pipe 7-5 to rotate, the second connecting pipe 7-5 drives the box body 3 to rotate, the box body 3 drives the fixing plate 12 and the grating frame 6 to rotate in the rotating process, the grating frame 6 filters impurities in the sewage in the rotating process, the filtered impurities are retained in the grating frame 6, and the sewage flows to the lower side in the box body 3 after passing through the grating frame 6, and because the inner diameter of one side of the box body 3 is gradually increased, sewage flows to one side of the fixed plate 12, the discharging water pump 5-2 is started, the discharging water pump 5-2 pumps the sewage out through the delivery pipe 5-5, and when the box body 3 rotates, the inner end of the delivery pipe 5-5 is in a downward vertical shape due to the self-gravity of the first balancing weight 5-6, so that the sewage on the lower side inside the box body 3 is extracted, the box body 3 drives the grid frame 6 to rotate in the rotating process, the grid frame 6 drives the supporting plate 18 and the fixed rod 17 to rotate in the rotating process, when the fixed rod 17 rotates, the scraper 22 is kept on the lower side of the fixed rod 17 through the gravity of the second balancing weight 23, so that the scraper 22 is abutted against the inner wall of the grid frame 6 on the lower side, and in the rotating process of the grid frame 6, the inner wall of the grid frame 6 is cleaned through the scraper 22, after the filtration is finished, the door body 9 is opened, and impurities in the grid frame 6 are cleaned for next use.
After adopting above-mentioned structure, this embodiment's beneficial effect is as follows:
1. the box body 3 is sealed, feeding and discharging are respectively carried out through the feeding mechanism 5, impurities in the sewage are retained in the grid frame 6 inside the box body 3, the sewage cannot splash to the outer side of the box body 3, and therefore the external environment is guaranteed;
2. the box body 3 is driven to rotate by the rotating mechanism 7, and in the rotating process of the box body 3, sewage is filtered by the grating frame 6, so that impurities are prevented from being retained on one side of the grating frame 6, and the filtering speed is increased;
3. a first balancing weight 5-6 is fixed at the inner end of the conveying pipe 5-5, and the first balancing weight 5-6 can ensure that the inner end of the conveying pipe 5-5 is positioned at the lower side of the interior of the box body 3, so that sewage can be conveniently discharged;
4. the inside of grid frame 6 is equipped with scraper blade 22, and is equipped with No. two balancing weights 23 on the scraper blade 22, and No. two balancing weights 23 make scraper blade 22 set up perpendicularly downwards, and then incessantly pivoted in-process at grid frame 6, clears up grid frame 6, prevents to block up.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (7)
1. A grating device for sewage treatment for improving sealing performance comprises a bottom plate (1), side plates (2) and a box body (3), wherein the side plates (2) are fixed on the left side wall and the right side wall of the bottom plate (1), an arc-shaped groove (4) is formed in the upper side wall of each side plate (2), the box body (3) is arranged on the upper side of each side plate (2), the lower side of the box body (3) is embedded in the arc-shaped groove (4), and the side wall of the box body (3) is arranged in a circular structure; the method is characterized in that: the automatic water-permeable door comprises a box body (3), a feeding mechanism (5), a grid frame (6) and a rotating mechanism (7), wherein the feeding mechanism (5) is arranged on the outer side of the box body (3), an opening (8) is formed in one side wall of the box body (3), a door body (9) is arranged in the opening (8), the door body (9) is arranged in a circular structure, a clamping column (10) is arranged at the center of the inner side wall of the door body (9), a check ring (11) is sleeved on the outer side of the clamping column (10), the check ring (11) is fixed on the inner side wall of the opening (8), the check ring (11) is connected with the door body (9) through a bolt, the grid frame (6) is arranged inside the box body (3), one side of the grid frame (6) is fixed on one side wall of a fixing plate (12), the outer peripheral wall of the fixing plate (12) is fixedly connected with the inner peripheral wall of the box body (3), a plurality of water permeable holes (13) are distributed on the outer peripheral wall of the fixing plate (12) in an equiangular manner, the inner diameter of one side of the box body (3) is gradually increased towards the inner diameter of one side of the fixed plate (12), a rotating mechanism (7) is arranged on one side of the box body (3), and a motor (7-1) in the rotating mechanism (7) is fixed on the upper surface of the bottom plate (1);
the feeding mechanism (5) consists of a feeding water pump (5-1), a discharging water pump (5-2), a feeding pipe (5-3), a first connecting pipe (5-4), a conveying pipe (5-5) and a first balancing weight (5-6), the feeding water pump (5-1) is fixed on the outer side wall of the side plate (2) on one side, the water inlet end of the feeding water pump (5-1) is connected with sewage through a pipeline, the water outlet end of the feeding water pump (5-1) is connected with the feeding pipe (5-3), the other end of the feeding pipe (5-3) is screwed with the first connecting pipe (5-4) through a bearing, the first connecting pipe (5-4) is inserted and fixed in the center of the door body (9), the inner end of the first connecting pipe (5-4) and the inner end of the clamping column (10) are arranged in the same vertical plane, the discharging water pump (5-2) is fixed on the outer side wall of the side plate (2) on the other side, the water outlet end of the discharging water pump (5-2) is connected with the next sewage treatment device, the water inlet end of the discharging water pump (5-2) is connected with the conveying pipe (5-5), the other end of the conveying pipe (5-5) penetrates through one side wall of the box body (4), is inserted and fixed in the first balancing weight (5-6), and the inner end of the conveying pipe (5-5) and the lower side wall of the first balancing weight (5-6) are arranged in the same plane;
the rotating mechanism (7) further comprises a driving gear (7-2), a driven gear (7-3) and a rotating rod (7-4), the motor (7-1) is connected with an external power supply, the rotating rod (7-4) is fixed on an output shaft of the motor (7-1), the other end of the rotating rod (7-4) penetrates through the side plate (2) on one side and is inserted and fixed in the driving gear (7-2), the driven gear (7-3) is meshed with the upper side of the driving gear (7-2), the driven gear (7-3) is sleeved and fixed on the outer end of the second connecting pipe (7-5), the inner end of the second connecting pipe (7-5) is inserted and fixed on one side wall of the box body (3), and the inner end of the second connecting pipe (7-5) and the inner side wall of the box body (3) are arranged in the same vertical plane, the middle end of the second connecting pipe (7-5) is sleeved on the middle end of the conveying pipe (5-5) and is connected with the rotary joint through a bearing.
2. A grating device for sewage treatment for increasing sealability as claimed in claim 1, wherein: a plurality of rollers (14) are fixed on the left side and the right side of the outer ring wall of the box body (3) at equal angles, an arc-shaped sliding groove (15) is formed in the inner wall of the arc-shaped groove (4), the rollers (14) on the lower side are embedded in the arc-shaped sliding groove (15), and the rollers (14) roll in the arc-shaped sliding groove (15) in the rotating process of the box body (3).
3. A grating device for sewage treatment for increasing sealability as claimed in claim 1, wherein: the outer peripheral wall of card post (10) on the cover establish and be fixed with sealing washer (16), the periphery wall of this sealing washer (16) and the interior perisporium of retaining ring (11) set up in contradicting, seal the gap between card post (10) and retaining ring (11) through sealing washer (16).
4. A grating device for sewage treatment for increasing sealability as claimed in claim 1, wherein: a fixed rod (17) is fixed on one side wall of the fixed plate (12) adjacent to the grating frame (6), the other end of the fixed rod (17) is fixed on the supporting plate (18), one side of the supporting plate (18) is fixed on the inner side wall of one side of the grating frame (6), the fixed rod (17) is screwed with a plurality of connecting rings (19) through a bearing, the connecting rings (19) are distributed at equal intervals, a sleeve (20) is fixed on the lower side of the outer ring wall of the connecting rings (19), inserting rods (21) are inserted in the sleeve (20), the other end of the inserting rod (21) penetrates through the lower end of the sleeve (20) and then is fixed on the upper surface of the scraping plate (22) at equal intervals, the lower surface of the scraping plate (22) is in contact with the inner side wall of the grating frame (6), a plurality of second balancing weights (23) are fixed on the upper surface of the scraping plate (22) at equal intervals, and the second balancing weights (23) are arranged between two adjacent inserting rods (21), box (3) drive grid frame (6) and rotate at the pivoted in-process, grid frame (6) are at the pivoted in-process, drive backup pad (18) and dead lever (17) and rotate, dead lever (17) are when rotating, gravity through No. two balancing weights (23) keeps scraper blade (22) at the downside of dead lever (17), and then make scraper blade (22) contradict on grid frame (6) are located the inner wall of downside, at grid frame (6) pivoted in-process, clear up through scraper blade (22) the inner wall of grid frame (6).
5. A grid device for sewage treatment for increasing sealing performance according to claim 4, wherein: lower surface of scraper blade (22) on the equidistance be equipped with several protruding (24), this arch (24) are the hemisphere setting, protruding (24) are inserted and are established in the small opening of grid frame (6), scraper blade (22) are when clearing up grid frame (6), protruding (24) are inserted in grid frame (6), further clear up the small opening on grid frame (6).
6. A grid device for sewage treatment for increasing sealing performance according to claim 4, wherein: the upper end of inserted bar (21) be fixed with spacing collar (25), the downside of this spacing collar (25) is contradicted at spacing ring (26), the downside fixed connection of the periphery wall of this spacing ring (26) and sleeve pipe (20) internal perisporium, and the lower lateral wall of spacing collar (26) is the coplanar setting with the lower lateral wall of sleeve pipe (20), grid frame (6) are when rotating, inserted bar (21) reciprocate in sleeve pipe (20), and when removing, through the cooperation of spacing collar (25) and spacing collar (26), prevent that inserted bar (21) from falling out in sleeve pipe (20).
7. A grating device for sewage treatment for increasing sealability as claimed in claim 1, wherein: the working principle is as follows: when the device is used, sewage is pumped into the feeding pipe (5-3) through the feeding water pump (5-1), and then is discharged into the grid frame (6) in the box body (3) through the first connecting pipe (5-4), then the motor (7-1) is started, the motor (7-1) drives the rotating rod (7-4) to rotate, the rotating rod (7-4) drives the driving gear (7-2) to rotate, the driving gear (7-2) drives the driven gear (7-3) to rotate, the driven gear (7-3) drives the second connecting pipe (7-5) to rotate, the second connecting pipe (7-5) drives the box body (3) to rotate, the box body (3) drives the fixing plate (12) and the grid frame (6) to rotate in the rotating process, the grid frame (6) filters impurities in the sewage in the rotating process, impurity after filtering is detained in grid frame (6), sewage permeates through grid frame (6) back, flow to the inside downside of box (3), and because the internal diameter of box (3) one side increases the setting gradually, make sewage flow to one side of fixed plate (12), restart ejection of compact water pump (5-2), ejection of compact water pump (5-2) take sewage out through conveyer pipe (5-5), and box (3) when rotating, because the gravity of balancing weight (5-6) No. one, make the inner of conveyer pipe (5-5) be in the vertical form downwards, and then extract the sewage of the inside downside of box (3), after filtering the completion, open door body (9), the impurity of grid frame (6) inside is cleared up, in order to use next time.
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