CN203899220U - Radial-flow secondary sedimentation tank based on vertical rack sludge scraper - Google Patents
Radial-flow secondary sedimentation tank based on vertical rack sludge scraper Download PDFInfo
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- CN203899220U CN203899220U CN201420256617.5U CN201420256617U CN203899220U CN 203899220 U CN203899220 U CN 203899220U CN 201420256617 U CN201420256617 U CN 201420256617U CN 203899220 U CN203899220 U CN 203899220U
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- China
- Prior art keywords
- pond
- frame
- scraper
- mud
- silica frost
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- 238000004062 sedimentation Methods 0.000 title claims abstract description 22
- 239000010802 sludge Substances 0.000 title claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 63
- 230000005540 biological transmission Effects 0.000 claims abstract description 16
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 92
- 239000000377 silicon dioxide Substances 0.000 claims description 46
- 238000004140 cleaning Methods 0.000 claims description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 230000000087 stabilizing effect Effects 0.000 claims description 3
- 230000009182 swimming Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 6
- 239000010865 sewage Substances 0.000 description 4
- 238000000926 separation method Methods 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000007790 scraping Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000005352 clarification Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
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- Removal Of Floating Material (AREA)
Abstract
The utility model discloses a radial-flow secondary sedimentation tank based on a vertical rack sludge scraper, which comprises a water tank, wherein a water inlet pipe and a water outlet pipe are mounted on the water tank, and the vertical rack sludge scrapper is mounted in the water tank; the bottom of the water tank is funnel-shaped, a sludge collection groove is arranged at the bottom of the water tank, and a sludge outlet pipe is mounted on the sludge collection groove; the vertical rack sludge scraper comprises a fixing beam, a transmission, a central frame and a scraper plate truss, one end of the fixing beam is fixedly connected with bearing equipment outside the water tank, the other end of the fixing beam is just arranged above the center of the water tank and is fixed with the casing of the transmission; the output shaft of the transmission is connected fixedly with a central frame distributed vertically; the scraper plate truss is fixed on the central frame; two or more vertical scraper plates are fixed on the central frame; the lower ends of the vertical scraper plates extend into the sludge collection groove. The radial-flow secondary sedimentation tank based on the vertical rack sludge scraper can reach a better sludge clearing effect, and greatly improves the quality of the separated water.
Description
Technical field
The utility model relates to sewage disposal device, and especially a kind of Radial Flow Secondary Sedimentation Tank based on the frame mud scraper that hangs down, belongs to technical field of sewage treatment equipment.
Background technology
Second pond is secondary sedimentation tank, it is the important component part of activated Sludge System, its effect is to make mud separated, makes mixed liquor clarification, concentrated and returnedactivatedsludge, and its working effect directly has influence on effluent quality and the returned sludge concentration of activated Sludge System.Now current second pond is normally installed mud scraper in pond, by scraping of mud scraper, mud is concentrated and is discharged.For example the patent No. is ZL201220511544.0 disclosed " a kind of lab scale second pond ", and it comprises scrapes mud cylinder, spilling water cylinder, spoil disposal cylinder and water inlet pipe and drainpipe, and it rotates mud is discharged by being arranged on the rotating shaft of scraping in mud cylinder.Although the second pond of this structure can be separated with water by mud to a certain extent, but, while being applied in large-scale pond, its single blade structure is difficult to mud all to stir, the center at the bottom of pond particularly, owing at the bottom of pond being the centroclinal structure of surrounding, so some mud can be deposited in Chi Di center and be difficult to discharge.In addition, due to the stirring of scraper plate, lighter mud and the scum silica frost of part can float on the surface, and flow in spilling water cylinder along with water level rises, and so not only do not play the object of separated sewage, even also may stop up drainpipe, causes equipment shut-down (breakdown) mainteance.
Summary of the invention
For above-mentioned deficiency of the prior art, main purpose of the present utility model is to solve existing current second pond and has the obstructed problem of blowdown, the poor problem of water quality that has further also solved second pond separation, and provide, a kind of pollution discharge capability is better, Separation of Water good Radial Flow Secondary Sedimentation Tank of fine quality.
The technical solution of the utility model: a kind of Radial Flow Secondary Sedimentation Tank based on the frame mud scraper that hangs down, comprise pond, water inlet pipe and outlet pipe are installed on pond, the frame mud scraper that hangs down is installed in pond, it is characterized in that, the bottom in described pond is centroclinal funnel shaped, and the bottom centre in pond is provided with a mud-collecting slot, and described mud-collecting slot is rectangular channel, on the sidewall of mud-collecting slot bottom, sludge out pipe is installed, described vertical frame mud scraper comprises built-in beam, transmission device, the capable frame of centre frame and scraper plate, one end of described built-in beam is fixedly connected with the bearing equipment of outside, pond, the other end of built-in beam be located at center, pond directly over and fix with the shell of transmission device, the output shaft of described transmission device stretches into downwards in pond and with the centre frame of vertical laying and is fixedly connected with, the capable frame of described scraper plate is elongate in shape and is fixed on centre frame, the capable frame along continuous straight runs of described scraper plate is laid, on centre frame, be also fixed with at least two vertical scraper plates, the lower end of described vertical scraper plate is stretched in mud-collecting slot.
Further technical scheme is also provided with scum silica frost cleaning mechanism on described vertical frame mud scraper, and described scum silica frost cleaning mechanism is comprised of scum silica frost scraper plate and scum silica frost rake plate; Described scum silica frost scraper plate is the elongate posts swimming on the water surface, and one end of scum silica frost scraper plate is fixed on centre frame, and the other end of scum silica frost scraper plate and scum silica frost rake plate push against; Described scum silica frost rake plate is arranged on the capable frame of scraper plate, surfaces in the upper end of scum silica frost rake plate, and described scum silica frost rake plate is close with the scum board being arranged on pool wall of pool.
Further technical scheme is also provided with stabilizing feed well on described centre frame.
Further technical scheme, the inclined plane of described basin bottom and horizontal plane angle are 15 °.
Further technical scheme, described water inlet pipe and outlet pipe angle is in the horizontal direction 60 °.
Further technical scheme is also provided with the walkway board of steel on described built-in beam.
Further technical scheme, the degree of depth of described mud-collecting slot is 1m ~ 1.5m.
Further again, on the pool wall in described pond, be also provided with into water overflow mechanism, described water inlet overflow mechanism is to consist of the total groove that catchments being arranged side by side successively to center, pond from pool wall, the total groove of water outlet, overflow canal and drainage trough, and described total groove that catchments, the total groove of water outlet, overflow canal and drainage trough are take the annular groove that center, pond is the center of circle; Described catchmenting between total groove and the total groove of water outlet, being training wall, at total trench bottom that catchments, offering inlet opening, is scum board in the outside of described drainage trough, and the height of described scum board is greater than pond water surface elevation.
Further again, described in the catchment degree of depth of total groove be greater than the degree of depth of the total groove of water outlet, the spacing at the bottom of described training wall and pond, pond be less than water in pond the degree of depth 1/2nd.
Further again, described vertical scraper plate is four and is uniformly distributed.
With respect to prior art, the utlity model has following beneficial effect:
1, Radial Flow Secondary Sedimentation Tank of the present utility model is by the hang down mud scraper of shelf structure of employing, this mud scraper not only utilizes the capable frame of scraper plate to clear up the mud in horizontal direction, the scraper plate that vertical setting is also installed is cleared up the mud that pile up at basin bottom center, so just can reach good mud cleaning effect.
2, in the utility model, taked to install the structure of scum silica frost scraper plate and scum silica frost rake plate, utilize scum silica frost scraper plate to remove the scum silica frost on the water surface, utilize scum silica frost rake plate to intercept unsteady mud and the various residue on water surface top simultaneously, separated water quality is highly improved.
3, second pond of the present utility model is also by being designed to sandwich construction by overflow canal, and be equipped with the structure of the total canal of water outlet, even if make in the situation that inflow is larger, overflow canal still can keep normal work, has avoided the water after the separation of pond to be back in pond again.
Accompanying drawing explanation
Fig. 1 is the top view of the Radial Flow Secondary Sedimentation Tank of the utility model based on the frame mud scraper that hangs down.
Fig. 2 is the structural representation of the Radial Flow Secondary Sedimentation Tank of the utility model based on the frame mud scraper that hangs down.
In figure, 1-pond, 2-water inlet pipe, 3-outlet pipe, 4-frame the mud scraper that hangs down, 41-built-in beam, 42-transmission device, 43-centre frame, the capable frame of 44-scraper plate, 45-vertical scraper plate, 46-stabilizing feed well, 47-walkway board, 5-mud-collecting slot, 6-sludge out pipe, 7-scum silica frost scraper plate, 8-scum silica frost rake plate, 9-scum board, 10-inlet opening, 11-total groove that catchments, the total groove of 12-water outlet, 13-overflow canal, 14-drainage trough, 15-training wall.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
As depicted in figs. 1 and 2, a kind of Radial Flow Secondary Sedimentation Tank based on the frame mud scraper that hangs down, it comprises pond 1, and described pond 1 is large pool, and the round pool of take in the utility model describes as example.Water inlet pipe 2 and outlet pipe 3 are installed on pond 1, and the position of water inlet pipe 2 is higher than outlet pipe 3, and described water inlet pipe 2 is 60 ° with outlet pipe 3 angle in the horizontal direction.The bottom in described pond 1 is centroclinal funnel shaped, and the inclined plane of 1 bottom, pond and horizontal plane angle are 15 °.In pond, 1 bottom centre is provided with a mud-collecting slot 5, described mud-collecting slot 5 is rectangular channel, and the degree of depth of mud-collecting slot 5 is 1m ~ 1.5m, conventionally take 1m as best, on mud-collecting slot 5 bottom sidewalls, sludge out pipe 6 is installed, described sludge out pipe 6 is delivered to outside mud storage place by mud.The frame mud scraper 4 that hangs down is also installed in pond 1, described vertical frame mud scraper 4 comprises the capable frame 44 of built-in beam 41, transmission device 42, centre frame 43 and scraper plate, described built-in beam 41 is steel frame construction, its one end is fixedly connected with the bearing equipment of 1 outside, pond, this bearing equipment can be the larger casting die of various weight, and object is that mud scraper is supported, and concrete bearing equipment can be selected according to site environment, for prior art, at this, do not describe in detail.The other end of built-in beam 41 be located at 1 center, pond directly over and fix with the shell of transmission device 42, the walkway board 47 of steel is also installed on described built-in beam 41.The output shaft of described transmission device 42 stretches into downwards in pond 1 and with the centre frame 43 of vertical laying and is fixedly connected with.Described transmission device 42 is by driven by motor, and after energising, the output shaft of transmission device 42 will rotate, and drives centre frame 43 to rotate.On described centre frame 43, stabilizing feed well 46 is also installed.The capable frame 44 of described scraper plate is elongate in shape the lower end that is fixed on centre frame 43, and capable frame 44 along continuous straight runs of described scraper plate are laid also to press close to 1 bottom, pond, will synchronously drive capable frame 44 rotations of scraper plate during centre frame 43 rotation.In order to stir the mud in mud-collecting slot 5 simultaneously, avoid mud to pile up, the utility model is also also fixed with at least two vertical scraper plates 45 on centre frame 43, and the lower end of described vertical scraper plate 45 is stretched in mud-collecting slot 5.Here, four the vertical scraper plates 45 of take describe as example, and during installation, vertical scraper plate 45 is uniformly distributed, and can obtain best mixing effect like this.
Referring to Fig. 2, on described vertical frame mud scraper 4, scum silica frost cleaning mechanism is also installed, described scum silica frost cleaning mechanism is comprised of scum silica frost scraper plate 7 and scum silica frost rake plate 8.Described scum silica frost scraper plate 7 is for to swim in the elongate posts on the water surface, and one end of scum silica frost scraper plate 7 is fixed on the upper end of centre frame 43, and the other end of scum silica frost scraper plate 7 and scum silica frost rake plate 8 push against.Described scum silica frost rake plate 8 is arranged on the capable frame 44 of scraper plate, surfaces in the upper end of scum silica frost rake plate 8, and after installation, scum silica frost rake plate 8 is close with the scum board 9 being arranged on 1 pool wall of pond.Like this, the rubbish floating on the surface just can be cleaned during mechanism rotation institute catch.
Referring to Fig. 1 and Fig. 2, on the pool wall in described pond 1, be also provided with into water overflow mechanism, described water inlet overflow mechanism is to consist of the total groove 11 that catchments being arranged side by side successively to center, pond from pool wall, the total groove 12 of water outlet, overflow canal 13 and drainage trough 14, described total groove 11 that catchments, the total groove 12 of water outlet, overflow canal 13 and drainage trough 14 are take the annular groove that 1 center, pond is the center of circle and four as a whole structures of groove.Described catchmenting between total groove 11 and the total groove 12 of water outlet, it is training wall 15, described training wall 15 and spacing at the bottom of 1 pond, pond be less than water in pond 1 the degree of depth 1/2nd, the water that can make like this water inlet pipe 2 carry first flow into 1 bottom, pond, thereby conveniently mud is cleared up.In total groove 11 bottoms of catchmenting, offer inlet opening 10, the effect of inlet opening 10 is to make sewage for clearance in total groove 11 that catchments, to carry out preliminary precipitation, plays the effect of pre-cleaning.The described degree of depth of catchmenting total groove 11 is greater than the degree of depth of the total groove 12 of water outlet, can ensure like this in total groove 11 that catchments and have sufficient cushion space.In the outside of described drainage trough 14, be scum board 9, the height of described scum board 9 is greater than pond 1 water surface elevation.By scum board 9, can avoid scum silica frost to enter into drainage trough, also facilitate scum silica frost is cleared up simultaneously.
During work, first, to transmission device 42 energisings, then transmission device 42 drives the capable frame 44 of scraper plate and vertical scraper plate 45 to rotate, and the capable frame 44 of scraper plate and vertical scraper plate 45 just can be collected cleaning to the mud in water, make its sinking enter into mud-collecting slot 5, further discharge.Meanwhile, the scum silica frost scraper plate 7 on mud scraper and scum silica frost rake plate 8 be synchronous rotary also, by with coordinating of scum board 9, the scum silica frost on the water surface being removed, thereby reaches the object that improves separated water quality.
It should be noted that, above embodiment is only in order to technical solutions of the utility model to be described but not restriction technologies scheme, although applicant is explained in detail the utility model with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, the modification that those carry out technical solutions of the utility model or be equal to replacement, aim and the scope that can not depart from the technical program, all should be encompassed in the middle of the utility model claim scope.
Claims (10)
1. the Radial Flow Secondary Sedimentation Tank based on the frame mud scraper that hangs down, comprises pond (1), and water inlet pipe (2) and outlet pipe (3) are installed on pond (1), and the frame mud scraper (4) that hangs down is installed in pond (1), it is characterized in that, the bottom of described pond (1) is centroclinal funnel shaped, and in pond, the bottom centre of (1) is provided with a mud-collecting slot (5), and described mud-collecting slot (5) is rectangular channel, on the sidewall of mud-collecting slot (5) bottom, sludge out pipe (6) is installed, described vertical frame mud scraper (4) comprises built-in beam (41), transmission device (42), centre frame (43) and the capable frame of scraper plate (44), one end of described built-in beam (41) bearing equipment outside with pond (1) is fixedly connected with, the other end of built-in beam (41) be located at center, pond (1) directly over and fix with the shell of transmission device (42), the output shaft of described transmission device (42) stretches into downwards in pond (1) and with the centre frame (43) of vertical laying and is fixedly connected with, the capable frame of described scraper plate (44) is elongate in shape and is fixed on centre frame (43), the capable frame of described scraper plate (44) along continuous straight runs is laid, on centre frame (43), be also fixed with at least two vertical scraper plates (45), the lower end of described vertical scraper plate (45) is stretched in mud-collecting slot (5).
2. a kind of Radial Flow Secondary Sedimentation Tank based on the frame mud scraper that hangs down according to claim 1, it is characterized in that, on described vertical frame mud scraper (4), scum silica frost cleaning mechanism is also installed, described scum silica frost cleaning mechanism is comprised of scum silica frost scraper plate (7) and scum silica frost rake plate (8); Described scum silica frost scraper plate (7) is for swimming in the elongate posts on the water surface, and it is upper that one end of scum silica frost scraper plate (7) is fixed on centre frame (43), and the other end of scum silica frost scraper plate (7) and scum silica frost rake plate (8) push against; It is upper that described scum silica frost rake plate (8) is arranged on the capable frame of scraper plate (44), surfaces in the upper end of scum silica frost rake plate (8), and described scum silica frost rake plate (8) is close with the scum board (9) being arranged on the pool wall of pond (1).
3. a kind of Radial Flow Secondary Sedimentation Tank based on the frame mud scraper that hangs down according to claim 1, is characterized in that, stabilizing feed well (46) is also installed on described centre frame (43).
4. a kind of Radial Flow Secondary Sedimentation Tank based on the frame mud scraper that hangs down according to claim 1, is characterized in that, inclined plane and the horizontal plane angle of described pond (1) bottom are 15 °.
5. a kind of Radial Flow Secondary Sedimentation Tank based on the frame mud scraper that hangs down according to claim 1, is characterized in that, described water inlet pipe (2) is 60 ° with outlet pipe (3) angle in the horizontal direction.
6. a kind of Radial Flow Secondary Sedimentation Tank based on the frame mud scraper that hangs down according to claim 1, is characterized in that, the walkway board (47) of steel is also installed on described built-in beam (41).
7. a kind of Radial Flow Secondary Sedimentation Tank based on the frame mud scraper that hangs down according to claim 1, is characterized in that, the degree of depth of described mud-collecting slot (5) is 1m ~ 1.5m.
8. a kind of Radial Flow Secondary Sedimentation Tank based on the frame mud scraper that hangs down according to claim 2, it is characterized in that, on the pool wall of described pond (1), be also provided with into water overflow mechanism, described water inlet overflow mechanism is to consist of the total groove (11) that catchments being arranged side by side successively to center, pond from pool wall, the total groove of water outlet (12), overflow canal (13) and drainage trough (14), and the described total groove (11) that catchments, the total groove of water outlet (12), overflow canal (13) and drainage trough (14) is take the annular groove that center, pond (1) is the center of circle; Described catchmenting between total groove (11) and the total groove of water outlet (12), it is training wall (15), catchmenting, total groove (11) bottom offers inlet opening (10), in the outside of described drainage trough (14), be scum board (9), the height of described scum board (9) is greater than pond (1) water surface elevation.
9. a kind of Radial Flow Secondary Sedimentation Tank based on the frame mud scraper that hangs down according to claim 8, it is characterized in that, the described degree of depth of catchmenting total groove (11) is greater than the degree of depth of the total groove of water outlet (12), the spacing at the bottom of described training wall (15) and pond, pond (1) be less than water in pond (1) the degree of depth 1/2nd.
10. a kind of Radial Flow Secondary Sedimentation Tank based on the frame mud scraper that hangs down according to claim 9, is characterized in that, described vertical scraper plate (45) is four and is uniformly distributed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420256617.5U CN203899220U (en) | 2014-05-20 | 2014-05-20 | Radial-flow secondary sedimentation tank based on vertical rack sludge scraper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420256617.5U CN203899220U (en) | 2014-05-20 | 2014-05-20 | Radial-flow secondary sedimentation tank based on vertical rack sludge scraper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203899220U true CN203899220U (en) | 2014-10-29 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420256617.5U Expired - Fee Related CN203899220U (en) | 2014-05-20 | 2014-05-20 | Radial-flow secondary sedimentation tank based on vertical rack sludge scraper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203899220U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115569413A (en) * | 2022-12-09 | 2023-01-06 | 烟台兴晟环保科技有限公司 | Thickener for removing floaters on surface of ore pulp |
-
2014
- 2014-05-20 CN CN201420256617.5U patent/CN203899220U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115569413A (en) * | 2022-12-09 | 2023-01-06 | 烟台兴晟环保科技有限公司 | Thickener for removing floaters on surface of ore pulp |
| CN115569413B (en) * | 2022-12-09 | 2023-03-07 | 烟台兴晟环保科技有限公司 | Thickener for removing floaters on surface of ore pulp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141029 Termination date: 20150520 |
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| EXPY | Termination of patent right or utility model |