CN215841784U - A central transmission mud scraping device for sedimentation tank - Google Patents
A central transmission mud scraping device for sedimentation tank Download PDFInfo
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- CN215841784U CN215841784U CN202120858463.7U CN202120858463U CN215841784U CN 215841784 U CN215841784 U CN 215841784U CN 202120858463 U CN202120858463 U CN 202120858463U CN 215841784 U CN215841784 U CN 215841784U
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Abstract
The utility model relates to a center transmission mud scraping device for a sedimentation tank, which comprises a bridge frame arranged at the top of the sedimentation tank, wherein the middle part of the bridge frame is rotatably connected with an installation barrel, a power mechanism for driving the installation barrel to rotate is arranged on the bridge frame, the center of the bottom of the installation barrel is fixedly provided with a rotating shaft, the bottom of the rotating shaft is rotatably connected in a mud collecting groove at the bottom in the sedimentation tank, one side of the mud collecting groove is connected with a mud discharge pipe penetrating out of the sedimentation tank, trusses are fixedly arranged on two sides of the rotating shaft and are slidably arranged on the inner wall of the sedimentation tank, the bottom of each truss is provided with a mud scraping mechanism in contact with the bottom wall in the sedimentation tank, the upper part of the inner wall of the sedimentation tank is fixedly provided with a scum filter screen, the bottom of one side of the installation barrel is provided with a sewage inlet, one side of the installation barrel is fixedly provided with a flushing mechanism corresponding to the scum filter screen, and the installation barrel is respectively provided with a water inlet mechanism connected with the sewage inlet and the flushing mechanism. The utility model has good mud scraping effect and convenient cleaning of scum.
Description
Technical Field
The utility model relates to the field of sewage treatment, in particular to a central transmission mud scraping device for a sedimentation tank.
Background
A central transmission mud scraper is used in a circular sedimentation tank with larger diameter in municipal sewage treatment plants, tap water plants and industrial wastewater treatment to remove sludge settled at the bottom of the tank and scum on the surface of a skimming tank. Set up the truss in central pivot, set up mud scraping mechanism on the truss, but the truss is great, and truss and sedimentation tank inner wall generally contactless, rotate relatively unstability, generally skimming the dross of aquatic through the scum board, and the scum board also need wash after using for a long time, generally is manual cleaning, and it is inconvenient to wash, wastes time and energy.
Disclosure of Invention
The utility model aims to solve the defects of the prior art and provides a central transmission mud scraping device for a sedimentation tank.
In order to achieve the purpose, the utility model adopts the following technical scheme: a central transmission mud scraping device for a sedimentation tank comprises a bridge frame arranged at the top of the sedimentation tank, wherein the middle part of the bridge frame is rotatably connected with an installation barrel, the installation barrel penetrates out of the bridge frame, the bridge frame is provided with a power mechanism for driving the installation barrel to rotate, the center of the bottom of the installation barrel is fixedly provided with a rotating shaft, the bottom of the rotating shaft is rotatably connected in a mud collecting groove at the bottom in the sedimentation tank, one side of the mud collecting groove is connected with a mud discharge pipe penetrating out of the sedimentation tank, trusses are fixedly arranged on two sides of the rotating shaft and are slidably arranged on the inner wall of the sedimentation tank, the bottom of each truss is provided with a mud scraping mechanism contacted with the inner wall of the sedimentation tank, the bottoms of two sides of the rotating shaft are fixedly provided with a mud scraping plate I contacted with the inner wall of the mud collecting groove, a scum filter screen is fixedly arranged on the upper part of the inner wall of the sedimentation tank, the installation barrel penetrates out of the scum filter screen, and a plurality of water discharge cavities are arranged in the side wall of the sedimentation tank, the water discharging cavity is located at the lower part of the sedimentation tank, a plurality of water guiding ports connected with the water discharging cavity are formed in the inner wall of the sedimentation tank, a water discharging port penetrating out of the sedimentation tank is formed in the water discharging cavity, the water guiding port is located above the scum filter screen, a sewage inlet is formed in the bottom of one side of the installation barrel and located below the scum filter screen, a washing mechanism corresponding to the scum filter screen is fixedly arranged on one side of the installation barrel, and a water inlet mechanism connected with the sewage inlet and the washing mechanism is respectively arranged on the installation barrel.
Particularly, the power mechanism comprises an inverted U-shaped mounting plate fixedly arranged on the bridge, a speed reducing motor fixedly connected to the bridge, a first gear fixedly connected to an output shaft of the speed reducing motor, and a second gear fixedly connected to the mounting cylinder and meshed with the first gear, wherein the first gear and the second gear are arranged in the mounting plate.
Particularly, the top of the installation cylinder is rotatably connected to the inner top of the installation plate, a through hole is formed in the center of the scum filter screen, an installation ring is fixedly arranged in the through hole, and the installation cylinder is rotatably connected to the inside of the installation ring.
Particularly, a sliding block is fixedly arranged at one end, far away from the rotating shaft, of the truss, a sliding groove corresponding to the sliding block is formed in the inner wall of the sedimentation tank, and the sliding block is slidably arranged in the sliding groove.
Particularly, the truss is provided with a reinforcing rod, and the reinforcing rod is respectively connected with the mounting cylinder and the rotating shaft.
Particularly, the mud scraping mechanism comprises a plurality of connecting rods fixedly arranged at the bottom of the truss and a mud scraping plate II fixedly connected at the bottom of the connecting rods and contacted with the inner bottom wall of the sedimentation tank.
Particularly, the flushing mechanism comprises a flushing pipe fixedly arranged on one side of the mounting cylinder and a plurality of nozzles arranged at the bottom of the flushing pipe, the flushing pipe is positioned above the scum filter screen, and the flushing pipe penetrates into the mounting cylinder and is connected with the water inlet mechanism.
Particularly, the water inlet mechanism comprises a water inlet pipeline fixedly arranged at the axis of the installation barrel, a fixed rod is fixedly arranged between the water inlet pipeline and the inner wall of the installation barrel, a first water cavity connected with the sewage inlet and a second water cavity connected with the flushing pipe are respectively arranged in the water inlet pipeline, a mounting pipe with a sealed top is fixedly arranged on the mounting plate, the mounting pipe penetrates into the mounting plate, the water inlet pipeline is rotatably connected to the bottom of the mounting pipe, the inside of the mounting pipe is divided into an upper cavity and a lower cavity, the upper cavity is a clear water cavity, the lower cavity is a sewage cavity, the first water cavity and the second water cavity are semi-cylindrical pipes, the first water cavity penetrates into the sewage cavity, one side of the sewage cavity is connected with a sewage inlet pipe, the top of the second water cavity is fixedly provided with a connecting pipe, the connecting pipe is rotatably connected to the center of the bottom wall of the clear water cavity, the connecting pipe penetrates into the clear water cavity, one side of the clear water cavity is connected with a clear water inlet pipe, valves are arranged on the sewage inlet pipe and the clear water inlet pipe.
Particularly, the sewage inlet pipe is connected with an external sewage source through a water pump, and the clean water inlet pipe is connected with an external clean water source through a high-pressure water pump.
The utility model has the beneficial effects that: according to the utility model, the rotatable mounting cylinder, the truss which is slidably arranged on the inner wall of the sedimentation tank, the mud scraping mechanism, the mud scraping plate I, the reinforcing rod, the water inlet mechanism, the flushing mechanism, the scum filter screen and the drainage cavity are arranged, so that the truss is stable in rotation and convenient to scrape mud, scum in sewage is convenient to filter, and the scum filter screen is convenient to flush, time-saving and labor-saving.
Drawings
FIG. 1 is a schematic structural view of the present invention;
in the figure: 1-a sedimentation tank; 2, a first mud scraper; 3-a rotating shaft; 4-a sludge collecting groove; 5-a second mud scraper; 6-connecting rod; 7-truss; 8-a water outlet; 9-a drainage cavity; 10-water guide port; 11-a scum screen; 12-a bridge frame; 13-a reinforcement bar; 14-sewage inlet; 15-mounting a plate; 16-a reduction motor; 17-gear one; 18-clear water inlet pipe; 19-installing a tube; 20-a sewage inlet pipe; 21-gear two; 22-a water inlet pipe; 23-a flush tube; 24-a nozzle; 25-mounting the barrel; 26-a slide block; 27-a sludge discharge pipe; 28-a sewage cavity; 29-clear water cavity; 30-a connecting pipe;
the following detailed description will be made in conjunction with embodiments of the present invention with reference to the accompanying drawings.
Detailed Description
The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:
as shown in figure 1, the central transmission mud scraping device for the sedimentation tank comprises a bridge frame 12 arranged at the top of the sedimentation tank 1, wherein the middle part of the bridge frame 12 is rotatably connected with an installation barrel 25, the installation barrel 25 penetrates out of the bridge frame 12, the bridge frame 12 is provided with a power mechanism for driving the installation barrel 25 to rotate, the power mechanism comprises an inverted U-shaped installation plate 15 fixedly arranged on the bridge frame 12, a speed reducing motor 16 fixedly connected on the bridge frame 12, a gear I17 fixedly connected on an output shaft of the speed reducing motor 16, and a gear II 21 fixedly connected on the installation barrel 25 and meshed with the gear I17, the gear I17 and the gear II 21 are positioned in the installation plate 15, the top of the installation barrel 25 is rotatably connected at the inner top of the installation plate 15,
a rotating shaft 3 is fixedly arranged at the center of the bottom of an installation cylinder 25, the bottom of the rotating shaft 3 is rotatably connected in a sludge collecting groove 4 at the bottom in a sedimentation tank 1, one side of the sludge collecting groove 4 is connected with a sludge discharge pipe 27 penetrating out of the sedimentation tank 1, the bottoms of two sides of the rotating shaft 3 are fixedly provided with a first sludge scraper 2 contacting with the inner wall of the sludge collecting groove 4, two sides of the rotating shaft 3 are fixedly provided with trusses 7, the trusses 7 are slidably arranged on the inner wall of the sedimentation tank 1, the bottom of each truss 7 is provided with a sludge scraping mechanism contacting with the inner wall of the sedimentation tank 1, one end of each truss 7, far away from the rotating shaft 3, is fixedly provided with a slide groove corresponding to the slide block 26, the slide block 26 is slidably arranged in the slide groove, reinforcing rods 13 are fixedly arranged between the trusses 7, the reinforcing rods 13 are respectively connected with the installation cylinder 25 and the rotating shaft 3, the sludge scraping mechanism comprises a plurality of connecting rods 6 fixedly arranged at the bottoms of the trusses 7, and a second sludge scraping plate 5 fixedly connected at the bottoms of the connecting rods 6 and contacting with the inner wall of the sedimentation tank 1,
the upper part of the inner wall of the sedimentation tank 1 is fixedly provided with a scum filter screen 11, the installation cylinder 25 penetrates out of the scum filter screen 11, the center of the scum filter screen 11 is provided with a through hole, an installation ring is fixedly arranged in the through hole, the installation cylinder 25 is rotatably connected in the installation ring, the inside of the side wall of the sedimentation tank 1 is provided with a plurality of drainage cavities 9, the drainage cavities 9 are positioned at the lower part of the sedimentation tank 1, the inner wall of the sedimentation tank 1 is provided with a plurality of water guide ports 10 connected with the drainage cavities 9, the drainage cavities 9 are provided with water discharge ports 8 penetrating out of the sedimentation tank 1, the water guide ports 10 are positioned above the scum filter screen 11,
a sewage inlet 14 is arranged at the bottom of one side of the installation cylinder 25, the sewage inlet 14 is positioned below the scum filter screen 11, a flushing mechanism corresponding to the scum filter screen 11 is fixedly arranged at one side of the installation cylinder 25, a water inlet mechanism connected with the sewage inlet 14 and the flushing mechanism is respectively arranged on the installation cylinder 25, the flushing mechanism comprises a flushing pipe 23 fixedly arranged at one side of the installation cylinder 25 and a plurality of nozzles 24 arranged at the bottom of the flushing pipe 23, the flushing pipe 23 is positioned above the scum filter screen 11, the flushing pipe 23 penetrates into the installation cylinder 25 and is connected with the water inlet mechanism,
the water inlet mechanism comprises a water inlet pipeline 22 fixedly arranged at the axle center of an installation barrel 25, a fixed rod is fixedly arranged between the water inlet pipeline 22 and the inner wall of the installation barrel 25, a first water cavity connected with a sewage inlet 14 and a second water cavity connected with a flushing pipe 23 are respectively arranged in the water inlet pipeline 22, an installation pipe 19 with a sealed top is fixedly arranged on the installation plate 15, the installation pipe 19 penetrates into the installation plate 15, the water inlet pipeline 22 is rotatably connected to the bottom of the installation pipe 19, the installation pipe 19 is internally divided into an upper cavity and a lower cavity, the upper cavity is a clear water cavity 29, the lower cavity is a sewage cavity 28, the first water cavity and the second water cavity are semi-cylindrical pipes, the first water cavity penetrates into the sewage cavity 28, one side of the sewage cavity 28 is connected with a sewage inlet pipe 20, the top of the second water cavity is fixedly provided with a connecting pipe 30, the connecting pipe 30 is rotatably connected to the center of the bottom wall of the clear water cavity 29, the connecting pipe 30 penetrates into the clear water cavity 29, one side of the clear water cavity 29 is connected with a clear water inlet pipe 18, the sewage inlet pipe 20 and the clean water inlet pipe 18 are both provided with valves, the sewage inlet pipe 20 is connected with an external sewage source through a water pump, and the clean water inlet pipe 18 is connected with an external clean water source through a high-pressure water pump.
When the utility model works, a valve on a sewage inlet pipe 20 is opened, sewage sequentially passes through the sewage inlet pipe 20, a sewage cavity 28 and a water cavity I and then enters a sedimentation tank 1 through a sewage inlet 14, after a period of sedimentation, the precipitated water enters a drainage cavity 9 through a water guide opening 10 and then is discharged through a drainage opening 8, scum of the discharged water is filtered by a scum filter screen 11, when sludge is discharged, an installation cylinder 25 rotates under the action of a speed reducing motor 16, a rotating shaft 3 drives a truss 7 to rotate on the inner wall of the sedimentation tank 1, the rotation is stable, a scraper II 5 slowly scrapes sludge, the sludge flows into a sludge collection tank 2 and is discharged through a sludge discharge pipe 27, the scraper I2 continuously rotates to avoid blockage, after the sludge is discharged, a valve on a clean water inlet pipe 18 is opened, clean water sequentially passes through a clean water inlet pipe 19, a clean water cavity 29 and a water cavity II and then enters a flushing pipe 23 and is sprayed out through a nozzle 24, and the flushing pipe 23 rotates along with the installation cylinder 25, the water sprayed from the nozzle 24 washes away the impurities attached to the scum filter screen 11, and simultaneously washes away the sludge remained in the sedimentation tank 1, and the waste water is discharged through the sludge discharge pipe 27, thereby avoiding affecting the subsequent use. The utility model ensures that the truss 7 rotates stably and is convenient for scraping mud, scum in sewage is convenient to filter out, and the scum filter screen 11 is convenient to wash, thereby saving time and labor.
The utility model has been described in connection with the accompanying drawings, it is to be understood that the utility model is not limited to the specific embodiments disclosed, but is intended to cover various modifications, adaptations or uses of the utility model, and all such modifications and variations are within the scope of the utility model.
Claims (9)
1. The utility model provides a mud device is scraped in central transmission for sedimentation tank, is including locating crane span structure (12) at sedimentation tank (1) top, its characterized in that, crane span structure (12) middle part is rotated and is connected with installation section of thick bamboo (25), installation section of thick bamboo (25) are worn out crane span structure (12), be equipped with the drive on crane span structure (12) installation section of thick bamboo (25) pivoted power unit, installation section of thick bamboo (25) bottom center has set firmly pivot (3), pivot (3) bottom is rotated and is connected in mud collection groove (4) of bottom in sedimentation tank (1), mud collection groove (4) one side is connected with row's mud pipe (27) of wearing out sedimentation tank (1), pivot (3) both sides have set firmly truss (7), truss (7) are slided and are located on sedimentation tank (1) inner wall, truss (7) bottom be equipped with the mud mechanism of scraping of sedimentation tank (1) inner bottom wall contact, the bottom of the two sides of the rotating shaft (3) is fixedly provided with a mud scraping plate (2) which is in contact with the inner wall of the mud collecting groove (4), the upper part of the inner wall of the sedimentation tank (1) is fixedly provided with a scum filter screen (11), the installation cylinder (25) penetrates out the scum filter screen (11), the inner part of the side wall of the sedimentation tank (1) is provided with a plurality of drainage cavities (9), the drainage cavities (9) are positioned at the lower part of the sedimentation tank (1), the inner wall of the sedimentation tank (1) is provided with a plurality of water guide openings (10) which are connected with the drainage cavities (9), the drainage cavities (9) are provided with water discharge openings (8) which penetrate out the sedimentation tank (1), the water guide openings (10) are positioned above the scum filter screen (11), the bottom of one side of the installation cylinder (25) is provided with a sewage water inlet (14), the sewage inlet (14) is positioned below the scum filter screen (11), one side of the installation cylinder (25) is fixedly provided with a flushing mechanism which corresponds to the scum filter screen (11), and the mounting cylinder (25) is provided with a water inlet mechanism connected with the sewage inlet (14) and the flushing mechanism respectively.
2. The central transmission mud scraping device for the sedimentation tank as claimed in claim 1, wherein the power mechanism comprises an inverted U-shaped mounting plate (15) fixedly arranged on the bridge (12), a reduction motor (16) fixedly connected to the bridge (12), a first gear (17) fixedly connected to an output shaft of the reduction motor (16), and a second gear (21) fixedly connected to a mounting cylinder (25) and engaged with the first gear (17), wherein the first gear (17) and the second gear (21) are arranged in the mounting plate (15).
3. A central drive sludge scraping device for a sedimentation tank according to claim 2, wherein the top of the mounting cylinder (25) is rotatably connected to the inner top of the mounting plate (15), the scum screen (11) is provided with a through hole at the center, a mounting ring is fixedly arranged in the through hole, and the mounting cylinder (25) is rotatably connected in the mounting ring.
4. The central transmission mud scraping device for the sedimentation tank according to claim 3, wherein a sliding block (26) is fixedly arranged at one end of the truss (7) away from the rotating shaft (3), a sliding groove corresponding to the sliding block (26) is arranged on the inner wall of the sedimentation tank (1), and the sliding block (26) is slidably arranged in the sliding groove.
5. A central transmission mud scraping device for a sedimentation tank according to claim 4, wherein a reinforcing rod (13) is fixedly arranged on the truss (7), and the reinforcing rod (13) is respectively connected with the installation cylinder (25) and the rotating shaft (3).
6. The central transmission mud scraping device for the sedimentation tank as claimed in claim 5, wherein the mud scraping mechanism comprises a plurality of connecting rods (6) fixedly arranged at the bottom of the truss (7), and a second mud scraping plate (5) fixedly connected at the bottom of the connecting rods (6) and contacted with the bottom wall in the sedimentation tank (1).
7. The central transmission mud scraping device for the sedimentation tank as claimed in claim 6, wherein the flushing mechanism comprises a flushing pipe (23) fixedly arranged at one side of the installation cylinder (25), a plurality of nozzles (24) arranged at the bottom of the flushing pipe (23), the flushing pipe (23) is positioned above the scum screen (11), and the flushing pipe (23) penetrates into the installation cylinder (25) to be connected with the water inlet mechanism.
8. The central transmission mud scraping device for the sedimentation tank as claimed in claim 7, wherein the water inlet mechanism comprises a water inlet pipe (22) fixedly arranged at the axis of an installation barrel (25), a fixing rod is fixedly arranged between the water inlet pipe (22) and the inner wall of the installation barrel (25), a first water cavity connected with the sewage inlet (14) and a second water cavity connected with the flushing pipe (23) are respectively arranged in the water inlet pipe (22), an installation pipe (19) with a closed top is fixedly arranged on the installation plate (15), the installation pipe (19) penetrates into the installation plate (15), the water inlet pipe (22) is rotatably connected to the bottom of the installation pipe (19), the inside of the installation pipe (19) is divided into an upper cavity and a lower cavity, the upper cavity is a clear water cavity (29), the lower cavity is a sewage cavity (28), the first water cavity, the second water cavity is a water cavity, The second water cavity is a semi-cylindrical pipe, the first water cavity penetrates into the sewage cavity (28), one side of the sewage cavity (28) is connected with the sewage inlet pipe (20), the top of the second water cavity is fixedly provided with the connecting pipe (30), the connecting pipe (30) is rotatably connected to the center of the bottom wall of the clean water cavity (29), the connecting pipe (30) penetrates into the clean water cavity (29), one side of the clean water cavity (29) is connected with the clean water inlet pipe (18), and valves are arranged on the sewage inlet pipe (20) and the clean water inlet pipe (18).
9. The central transmission mud scraping device for the sedimentation tank as claimed in claim 8, wherein the sewage inlet pipe (20) is connected with an external sewage source through a water pump, and the clean water inlet pipe (18) is connected with an external clean water source through a high pressure water pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120858463.7U CN215841784U (en) | 2021-04-25 | 2021-04-25 | A central transmission mud scraping device for sedimentation tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120858463.7U CN215841784U (en) | 2021-04-25 | 2021-04-25 | A central transmission mud scraping device for sedimentation tank |
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| Publication Number | Publication Date |
|---|---|
| CN215841784U true CN215841784U (en) | 2022-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120858463.7U Active CN215841784U (en) | 2021-04-25 | 2021-04-25 | A central transmission mud scraping device for sedimentation tank |
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| Country | Link |
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| CN (1) | CN215841784U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114797187A (en) * | 2022-03-29 | 2022-07-29 | 刘文静 | Sludge suction device for side wall of sedimentation tank for sewage treatment |
-
2021
- 2021-04-25 CN CN202120858463.7U patent/CN215841784U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114797187A (en) * | 2022-03-29 | 2022-07-29 | 刘文静 | Sludge suction device for side wall of sedimentation tank for sewage treatment |
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