CN213724991U

CN213724991U - Sedimentation tank for sewage treatment

Info

Publication number: CN213724991U
Application number: CN202021867564.2U
Authority: CN
Inventors: 吴小一; 黎冠荣; 肖泽平
Original assignee: Shenzhen Xingrong Environmental Development Co ltd
Current assignee: Shenzhen Xingrong Environmental Development Co ltd
Priority date: 2020-09-01
Filing date: 2020-09-01
Publication date: 2021-07-20
Anticipated expiration: 2030-09-01

Abstract

The utility model discloses a sedimentation tank for sewage treatment, which comprises a sedimentation tank, a mud scraping device, a net cage, a net plate, a main mud outlet pipe, a mud scraping plate, a vertical rod and a mud bucket, wherein sewage is discharged into the sedimentation tank through a water inlet groove, gradually rises along baffles and finally flows between two adjacent baffles along the wall flow of the baffles, a plurality of baffles are arranged to increase the flowing distance of the sewage, so that the depth and the floor area of the sewage treatment tank are reduced, and the structure is more reasonable; after the sewage flows through the last baffle plate, the sewage enters a water outlet groove through a net cage and a net plate, the net cage is arranged to enable floating garbage on the water surface to be gathered in the net cage, the clamping piece is held to pull the net cage up along the lifting rope, and the net cage is taken out, so that the floating objects are salvaged, and the net plate is arranged to prevent the floating objects from entering the water outlet groove when the net cage is pulled out; the first big gear and the second big gear can move synchronously, so that the vertical rod and the mud scraping plate are driven to move forwards, and mud scraping on the side face of the baffle is realized.

Description

Sedimentation tank for sewage treatment

Technical Field

The utility model relates to a sedimentation tank specifically is a sedimentation tank for sewage treatment.

Background

The sedimentation tank is a structure for removing suspended matters in water by applying sedimentation and is equipment for purifying water. The suspended substances in the water are removed by utilizing the natural sedimentation or coagulating sedimentation of the water. The sedimentation tank is divided into a horizontal sedimentation tank and a vertical sedimentation tank according to the water flow direction. The settling effect is determined by the flow rate of the water in the settling tank and the residence time of the water in the tank.

However, the existing sedimentation tank for sewage treatment has the defects of large floor area or large difficulty in deep processing at the bottom of the tank and the like, and the structure is not reasonable enough.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sedimentation tank for sewage treatment to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a sedimentation tank for sewage treatment comprises a sedimentation tank, wherein a water inlet groove is formed in one side, close to the bottom end, of the sedimentation tank, a water outlet in the water inlet groove is communicated with the interior of the sedimentation tank through a pipeline, a mud bucket is arranged at the bottom of the sedimentation tank, which is positioned on one side of the water inlet groove, the top end of the mud bucket is communicated with the interior of the sedimentation tank, a mud outlet fixedly connected with a main mud outlet pipe is formed in the bottom of the mud bucket, a main mud outlet pipe valve is arranged on the main mud outlet pipe, a water outlet groove is formed in the other side of the sedimentation tank, a water inlet communicated with the water outlet of the sedimentation tank is formed in the water outlet, a mesh plate is arranged at the water outlet of the sedimentation tank, a mesh cage is arranged on one side of the mesh plate, the side, far away from the water outlet, of the mesh cage is designed as an opening, the top of the mesh cage is fixedly connected with one end of a lifting rope, one end of the lifting rope penetrates through hole formed in a cover plate and is fixedly connected with one end of a clamping piece, the lower part of the clamping piece is provided with a cover plate, one side of the cover plate is hinged with the top of the sedimentation tank through a hinge, the lower end of the cover plate is provided with a through hole arranged on a transverse plate, the size of the through hole on the transverse plate is slightly larger than that of a mesh cage, the bottom of the sedimentation tank is provided with a plurality of baffle plates, the bottom and the side surfaces of the baffle plates are fixedly connected with the inner wall of the sedimentation tank, the height of the baffle plates is gradually reduced along the direction from a water inlet groove to a water outlet groove, the height of a water outlet of the sedimentation tank is slightly lower than that of the baffle plates close to the water outlet groove, a mud scraping device is arranged between every two baffle plates, the mud scraping device comprises a rocker, an iron chain, a first large gear, a second large gear, a first small gear, a second small gear, a mud scraping plate, a vertical rod, a reinforcing rib, a first gear strip and a second gear strip, and an auxiliary mud outlet are arranged at the position of the bottom of the sedimentation tank between the two adjacent baffle plates, and an auxiliary mud outlet of the sedimentation tank is fixedly connected with one end of an auxiliary mud outlet pipe, and an auxiliary mud pipe valve is fixedly installed on the auxiliary mud outlet pipe.

As a further aspect of the present invention: the first gear strip is fixedly installed at the position, located between the two adjacent baffles, of the top of the transverse plate, a first large gear is arranged on the first gear strip, and the first large gear is connected with a first gear strip gear.

As a further aspect of the present invention: the first bull gear is connected with the first gear rack gear, the first bull gear is fixedly connected with the first pinion gear through a rotating shaft, the first pinion gear is connected with an iron chain in an engaged manner, and the iron chain is sleeved on the outer side of the first pinion gear.

As a further aspect of the present invention: the lower pot head of iron chain is established in the outside of second pinion and is connected with the second pinion interlock, the second pinion passes through pivot and second gear wheel fixed connection, second gear wheel and second rack gear connection.

As a further aspect of the present invention: the utility model discloses a mud scraper, including first gear wheel, first pinion, bearing frame, second rack, mud scraper, first gear wheel, first pinion and second rack, the montant is installed through the bearing frame rotation to first gear wheel for installing one side of first pinion, and the side at montant one end is installed to the bearing frame, the side of the other end of montant is also installed and is used for the one side fixed connection's of keeping away from the second pinion with the second gear wheel bearing frame, second rack fixed mounting is in the bottom of sedimentation tank, the side fixed mounting of montant has the mud scraper, the side fixed mounting of montant and mud scraper has the strengthening rib, the direction and the montant mutually perpendicular of strengthening rib, the direction of installation of mud scraper and the direction mutually perpendicular of baffle.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model increases the flowing distance of sewage by arranging a plurality of baffles, thereby reducing the depth and the occupied area of the sewage treatment tank and having more reasonable structure;

2. the net cage is arranged, so that floating garbage on the water surface is gathered in the net cage, and the net cage is taken out after a certain amount of garbage is gathered, thereby realizing the salvaging of floaters;

3. the utility model discloses set up the baffle and scrape mud, the rocker rotates, the rotation of rocker will drive first pinion and first gear wheel rotation, can follow first rack and move forward in the time of first gear wheel rotation, first pinion rotates and drives the iron chain rotation, thereby it rotates to drive the second pinion, the second pinion rotates and can drive the second gear wheel rotation, thereby realize that the second gear wheel moves forward on the second rack, because the existence of iron chain, first gear wheel and second gear wheel can synchronous motion, thereby drive montant and mud scraper and move forward, realize the mud of scraping to the baffle side, it is reasonable effective.

Drawings

Fig. 1 is a schematic structural view of a sedimentation tank for sewage treatment.

Fig. 2 is a front view of a sludge scraping apparatus in a settling tank for sewage treatment.

Fig. 3 is a side view of a mud scraping apparatus in a sedimentation tank for sewage treatment.

Shown in the figure: the device comprises a sedimentation tank 1, a baffle 2, a mud scraping device 3, a net cage 4, a net plate 5, a lifting rope 6, a clamping piece 7, a cover plate 8, a water outlet groove 9, a water outlet pipe 10, a water inlet groove 11, a main mud pipe valve 12, a main mud pipe 13, an auxiliary mud pipe 14, an auxiliary mud pipe valve 15, a rocker 16, an iron chain 17, a first large gear 18, a transverse plate 19, a reinforcing rib 20, a mud scraping plate 21, a vertical rod 22, a second large gear 23, a second gear 24, a second small gear 25, a first gear 26, a first small gear 27 and a mud bucket 28.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, in an embodiment of the present invention, a sedimentation tank for sewage treatment includes a sedimentation tank 1, a baffle 2, a mud scraping device 3, a mesh cage 4, a mesh plate 5, a lifting rope 6, a clamping member 7, a cover plate 8, a water outlet groove 9, a water outlet pipe 10, a water inlet groove 11, a main mud pipe valve 12, a main mud pipe 13, an auxiliary mud pipe 14, an auxiliary mud pipe valve 15, a rocker 16, an iron chain 17, a first large gear 18, a transverse plate 19, a reinforcing rib 20, a mud scraping plate 21, a vertical rod 22, a second large gear 23, a second gear 24, a second small gear 25, a first gear 26, a first small gear 27, and a mud bucket 28, wherein the water inlet groove 11 is disposed on one side of the sedimentation tank 1 close to a bottom end, a water outlet on the water inlet groove 11 is communicated with the inside of the sedimentation tank 1 through a pipeline, the bottom of the sedimentation tank 1 on one side of the water inlet groove 11 is provided with the mud bucket 28, a top end of the mud bucket 28 is communicated with the inside of the sedimentation tank 1, the mud bucket 28 is provided with a mud outlet fixedly connected with a main mud outlet pipe 13 at the bottom, the main mud outlet pipe 13 is provided with a main mud outlet pipe valve 12, the other side of the sedimentation tank 1 is provided with a water outlet tank 9, the water outlet tank 9 is provided with a water inlet communicated with the water outlet of the sedimentation tank 1, the water outlet of the sedimentation tank 1 is provided with a mesh plate 5, one side of the mesh plate 5 is provided with a mesh cage 4, one side of the mesh cage 4 far away from the water outlet is of an open design, the top of the mesh cage 4 is fixedly connected with one end of a lifting rope 6, one end of the lifting rope 6 passes through a through hole formed in a cover plate 8 and is fixedly connected with one end of a clamping piece 7, a cover plate 8 is arranged below the clamping piece 7, one side of the cover plate 8 is hinged with the top of the sedimentation tank 1 through a hinge, the lower end of the cover plate 8 is provided with a through hole formed in a transverse plate 19, and the size of the through hole in the transverse plate 19 is slightly larger than that of the mesh cage 4, the sedimentation tank 1 bottom is provided with a plurality of baffle 2, the bottom and the side of baffle 2 all with sedimentation tank 1's inner wall fixed connection, the height of baffle 2 reduces along the direction of intake chamber 11 to play basin 9 gradually, the height of sedimentation tank 1 delivery port is slightly less than the height of the baffle 2 that is close to a basin, all be provided with mud scraping device 3 between per two baffles 2, mud scraping device includes rocker 16, iron chain 17, first gear wheel 18, second gear wheel 23, first pinion 27, second pinion 25, mud scraping plate 21, montant 22, strengthening rib 20, first rack 26 and second rack 24, first rack 26 fixed mounting is in the position between two adjacent baffles 2 at diaphragm 19 top, be provided with first gear wheel 18 on the first rack 26, first gear wheel 18 and first rack 26 gear connection,

first gear wheel

18 and 26 gear connections of first rack, first gear wheel 18 is through pivot and first pinion 27 fixed connection, first pinion 27 is connected with the interlock of iron chain 17, the outside at first pinion 27 is established to iron chain 17 cover, the lower pot head of iron chain 17 is established in the outside of second pinion 25 and is connected with the interlock of second pinion 25, second pinion 25 is through pivot and second gear wheel 23 fixed connection,

second gear wheel

23 and 24 gear connections of second rack, first gear wheel 18 is for installing first pinion 27 one side and rotate through the bearing frame and install montant 22, the side at montant 22 one end is installed to the bearing frame, the side of the other end of montant 22 also installs the bearing frame that is used for keeping away from one side fixed connection of second pinion 27 with second gear wheel 23, second rack 24 fixed mounting is in the bottom of sedimentation tank 1, the side fixed mounting of montant 22 has mud scraper 21, the side fixed mounting of montant 22 and mud scraper 21 has strengthening rib 20, the direction and montant 22 mutually perpendicular of strengthening rib 20, the installation direction of mud scraper 21 and the direction mutually perpendicular of baffle 2, the position that 1 bottom of sedimentation tank is located between two adjacent baffles 2 has been seted up and has been assisted the mud mouth, the assistance mud mouth of sedimentation tank 1 and the one end fixed connection who assists mud pipe 14, fixed mounting has assistance mud pipe valve 15 on assisting mud pipe 14.

The utility model discloses a theory of operation is:

when sewage needs to be precipitated in the sewage treatment process, the sewage is discharged into the precipitation tank through the water inlet groove 11, the sewage gradually rises along the baffles 2 and finally flows to the space between every two adjacent baffles 2 along the wall flow of the baffles 2, and the plurality of baffles 2 are arranged to increase the flowing distance of the sewage, so that the depth and the floor area of the sewage treatment tank are reduced, and the structure is more reasonable; after the sewage flows through the last baffle 2, the sewage enters a water outlet groove 9 through a net cage 4 and a net plate 5, the net cage 4 is arranged to enable floating garbage on the water surface to be gathered in the net cage 4, after a certain amount of garbage is gathered, the clamping piece 7 is held to pull the net cage 4 up along the lifting rope 6, the cover plate 8 is opened, the net cage 4 is taken out, and therefore the floating objects are salvaged, the net plate 5 is arranged to prevent the floating objects from entering the water outlet groove 9 when the net cage 4 is pulled out; when the baffle 2 needs to be scraped, the rocker 16 is rotated, the rotation of the rocker 16 drives the first small gear 27 and the first large gear 18 to rotate, the first large gear 18 moves forwards along the first gear rack 26 while rotating, the first small gear 27 drives the iron chain 17 to rotate, thereby driving the second small gear 25 to rotate, the second small gear 25 will drive the second big gear 23 to rotate, thereby realizing that the second big gear 23 moves forwards on the second rack 24, due to the presence of the iron chain 17, the first gearwheel 18 and the second gearwheel 23 will move in synchronism, thereby driving the vertical rod 22 and the mud scraper 21 to move forward, realizing the mud scraping of the side surface of the baffle 2, arranging the reinforcing ribs 20 to increase the connecting strength between the vertical rod 22 and the mud scraper 21, when the sludge at the bottom of the sedimentation tank 1 is accumulated to a certain amount, the main sludge pipe valve 12 and the auxiliary sludge pipe valve 15 are opened for discharging.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a sedimentation tank for sewage treatment, includes sedimentation tank (1), its characterized in that: a water inlet groove (11) is arranged on one side, close to the bottom, of the sedimentation tank (1), a water outlet in the water inlet groove (11) is communicated with the interior of the sedimentation tank (1) through a pipeline, a mud bucket (28) is arranged at the bottom, located on one side of the water inlet groove (11), of the sedimentation tank (1), the top end of the mud bucket (28) is communicated with the interior of the sedimentation tank (1), a mud outlet used for being fixedly connected with a main mud outlet pipe (13) is formed in the bottom of the mud bucket (28), a main mud pipe valve (12) is arranged on the main mud outlet pipe (13), a water outlet groove (9) is formed in the other side of the sedimentation tank (1), a water inlet used for being communicated with a water outlet of the sedimentation tank (1) is formed in the water outlet groove (9), a mesh plate (5) is arranged at the water outlet of the sedimentation tank (1), a mesh cage (4) is arranged on one side of the mesh plate (5), the water outlet device is characterized in that one side, far away from a water outlet, of the net cage (4) is designed to be an opening, the top of the net cage (4) is fixedly connected with one end of a lifting rope (6), one end of the lifting rope (6) penetrates through a through hole formed in a cover plate (8) and is fixedly connected with one end of a clamping piece (7), the cover plate (8) is arranged below the clamping piece (7), one side of the cover plate (8) is hinged with the top of the sedimentation tank (1) through a hinge, a through hole formed in a transverse plate (19) is formed in the lower end of the cover plate (8), the size of the through hole in the transverse plate (19) is slightly larger than that of the net cage (4), a plurality of baffle plates (2) are arranged at the bottom of the sedimentation tank (1), the bottoms and the side faces and the bottoms of the baffle plates (2) are fixedly connected with the inner wall of the sedimentation tank (1), and the height of the baffle plates (2) is gradually reduced along the direction from a water inlet groove (11) to a water outlet groove (9), the height of sedimentation tank (1) delivery port is slightly less than the height of baffle (2) that is close to the basin, all be provided with mud scraping device (3) between per two baffle (2), mud scraping device includes rocker (16), iron chain (17), first gear wheel (18), second gear wheel (23), first pinion (27), second pinion (25), mud scraping plate (21), montant (22), strengthening rib (20), first gear rack (26) and second gear rack (24), sedimentation tank (1) bottom is located the position between two adjacent baffle (2) and has been seted up and has been assisted the mud mouth, the assistance mud mouth of sedimentation tank (1) and the one end fixed connection of assisting mud pipe valve (14), fixed mounting is gone up to assist mud pipe (14) and is assisted mud mouth (15).

2. A sedimentation tank for sewage treatment according to claim 1, characterised in that: first rack (26) fixed mounting is located the position between two adjacent baffles (2) at diaphragm (19) top, be provided with first gear wheel (18) on first rack (26), first gear wheel (18) and first rack (26) gear connection.

3. A sedimentation tank for sewage treatment according to claim 1, characterised in that: first gear wheel (18) and first rack (26) gear connection, first gear wheel (18) are through pivot and first pinion (27) fixed connection, first pinion (27) are connected with iron chain (17) interlock, the outside at first pinion (27) is established in iron chain (17) cover.

4. A sedimentation tank for sewage treatment according to claim 1, characterised in that: the lower pot head of iron chain (17) is established in the outside of second pinion (25) and is connected with second pinion (25) interlock, second pinion (25) are through pivot and second gear wheel (23) fixed connection, second gear wheel (23) and second rack (24) gear connection.

5. A sedimentation tank for sewage treatment according to claim 1, characterised in that: first gear wheel (18) rotate through the bearing frame for installing first pinion (27) one side and install montant (22), and the side at montant (22) one end is installed to the bearing frame, the side of the other end of montant (22) also installs the bearing frame that is used for with one side fixed connection of keeping away from second pinion (25) of second gear wheel (23), second rack (24) fixed mounting is in the bottom of sedimentation tank (1), the side fixed mounting of montant (22) has mud scraper (21), the side fixed mounting of montant (22) and mud scraper (21) has strengthening rib (20), the direction and montant (22) mutually perpendicular of strengthening rib (20), the direction mutually perpendicular of the direction of installation of mud scraper (21) and baffle (2).