CN219355352U - Positive pressure type secondary sedimentation tank siphon dredging device - Google Patents
Positive pressure type secondary sedimentation tank siphon dredging device Download PDFInfo
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- CN219355352U CN219355352U CN202320323356.3U CN202320323356U CN219355352U CN 219355352 U CN219355352 U CN 219355352U CN 202320323356 U CN202320323356 U CN 202320323356U CN 219355352 U CN219355352 U CN 219355352U
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- supply pipe
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- main water
- sedimentation tank
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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Abstract
The utility model discloses a positive pressure type secondary sedimentation tank siphon dredging device, which comprises: the main water supply pipe is positioned on the walking truss above the secondary sedimentation tank, the lifting device is arranged on the walking truss, the telescopic end of the lifting device is fixedly connected with the main water supply pipe, one end of the main water supply pipe is a water inlet end, the end stretches into the position below the water surface of the secondary sedimentation tank, a water pump is arranged on the main water supply pipe at a position close to the water inlet end, the other end of the main water supply pipe is a water outlet end, the end is positioned above the water surface of the secondary sedimentation tank, and an overflow valve is arranged on the main water supply pipe at a position close to the water outlet end; the dredging branch pipes are uniformly distributed along the length direction of the main water supply pipe at intervals, one end of each dredging branch pipe is communicated with the pipe wall of the main water supply pipe, each dredging branch pipe is provided with a switch valve, and the other end of each dredging branch pipe is provided with a high-pressure nozzle extending into the siphon pipe. After dredging, the lifting device drives the main water supply pipe to ascend, so that the dredging branch pipe exits the siphon pipe, and the normal pollution discharge effect of the siphon pipe cannot be affected.
Description
Technical Field
The utility model relates to the technical field of sewage treatment, in particular to a positive pressure type secondary sedimentation tank siphon dredging device.
Background
Because the residual garbage in the sewage treatment plant system is more, after being pretreated by the coarse and fine grids, a small amount of garbage still enters the biochemical system without interception, the biochemical system reaches a secondary sedimentation tank (secondary sedimentation tank) after water is discharged, most of the sludge discharge mode at the bottom of the conventional sewage treatment plant still adopts a bottom siphon mode, the sludge at the bottom of the secondary sedimentation tank is sucked into a guide groove by positive pressure and then enters a reflux pump room to supplement the active sludge concentration of the biochemical system, but the collected garbage can block a sludge suction siphon pipeline at the bottom of the secondary sedimentation tank to cause the pipe orifice of the siphon pipeline to be blocked, so that the sludge at the bottom of the secondary sedimentation tank cannot be timely discharged into a reflux pump room, and the sludge can float upwards after the sludge is excessively accumulated in the secondary sedimentation tank, so that the water quality can be influenced when serious and the environmental protection punishment risk is faced.
In the prior art, if the authorized bulletin number is CN208770909U, the name is an automatic vacuumizing device of a siphon pipe of a secondary sedimentation tank of a sewage plant, a spiral smashing device is arranged in the siphon pipe, when the controller judges that the siphon pipe is blocked, the controller controls a motor to drive the spiral smashing device to rotate at the moment, the blocked siphon pipe is communicated again, and the smooth suction process is ensured. However, because the spiral crushing device is always arranged in the siphon, the inner space of the siphon can be occupied, when the siphon works, certain blocking can be generated on sludge in the siphon, the upper discharge of the sludge is not facilitated, and the normal sewage discharging effect of the siphon is further affected.
Therefore, how to provide a siphon positive pressure type secondary sedimentation tank siphon dredging device which can dredge and block a siphon and can not influence the sewage discharging effect of the siphon is a problem to be solved by the person skilled in the art.
Disclosure of Invention
In view of the above, the utility model provides a siphon positive pressure type secondary sedimentation tank siphon dredging device which can dredge and block a siphon and can not influence the sewage discharging effect of the siphon.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
a positive pressure secondary sedimentation tank siphon dredging device, comprising:
the water supply system comprises a main water supply pipe, a water pump, a water supply pipe, a water discharge valve and a water discharge valve, wherein the main water supply pipe is positioned on a walking truss above a secondary sedimentation tank, a lifting device is arranged on the walking truss, a telescopic end of the lifting device is fixedly connected with the main water supply pipe, one end of the main water supply pipe is a water inlet end, the end of the main water supply pipe stretches into the position below the water surface of the secondary sedimentation tank, the water pump is arranged on the main water supply pipe, the other end of the main water supply pipe is a water discharge end, the end of the main water supply pipe is positioned above the water surface of the secondary sedimentation tank, and the overflow valve is arranged on the main water supply pipe, and the position is close to the water discharge end;
the dredging branch pipes are a plurality of evenly distributed along the length direction of the main water supply pipe at intervals, one end of each dredging branch pipe is communicated with the pipe wall of the main water supply pipe, each dredging branch pipe is provided with a switch valve, each dredging branch pipe is provided with a high-pressure nozzle at the other end, and the high-pressure nozzle stretches into the siphon.
Compared with the prior art, the utility model discloses a positive pressure type secondary sedimentation tank siphon dredging device, when the siphon is blocked and needs to be dredged, a lifting device drives a main water supply pipe to descend, a dredging branch pipe stretches into the siphon, a water pump pumps water in the secondary sedimentation tank into the main water supply pipe, then a corresponding switch valve is opened, water in the dredging branch pipe is sprayed out through a high-pressure nozzle, and high-pressure water impacts and breaks up precipitated impurities blocked in the siphon, so that the siphon is dredged. After dredging, the lifting device drives the main water supply pipe to ascend, so that the dredging branch pipe exits the siphon pipe, and the normal sewage disposal effect of the siphon pipe is not affected.
Further, each dredging branch pipe is provided with an inherent bearing at a position below the switch valve, and the dredging branch pipe further comprises:
the conveying stirring cylinder rod is sleeved on the dredging branch pipe and is arranged in the siphon pipe, one end of the conveying stirring cylinder rod is fixedly sleeved on the bearing, the other end of the conveying stirring cylinder rod is closed, the other end of the dredging branch pipe penetrates through the other end of the conveying stirring cylinder rod to extend downwards, and a spiral conveying blade is fixed on the outer wall of the conveying stirring cylinder rod;
the driving devices are multiple and are respectively fixed on the pipe wall of the main water supply pipe and used for driving the corresponding conveying stirring cylinder rod to rotate.
The beneficial effects of adopting above-mentioned technical scheme to produce are: during dredging, the high-pressure nozzle sprays water to dredge, the driving device drives the conveying stirring cylinder rod to rotate at the same time, the spiral conveying blade on the conveying stirring cylinder rod rotates to stir and break up the precipitated impurities blocked in the siphon, and the impurities are conveyed upwards out of the siphon through the spiral conveying blade, so that the precipitated impurities are discharged into the guide groove and flow back to the pump room. Therefore, the device can quickly dredge the blocked siphon pipe through the dual functions of high-pressure water and the spiral conveying blade, and has good dredging effect.
Further, each of the driving devices includes:
the motor is fixed on the pipe wall of the main water supply pipe through a bracket;
the driving gear is sleeved and fixed at the driving end of the motor;
the driven gear is sleeved and fixed on the outer wall of the conveying stirring cylinder rod, and the driven gear is connected with the driving gear in a meshed mode.
The beneficial effects of adopting above-mentioned technical scheme to produce are: the motor drives the driving gear to rotate, and the driving gear drives the driven gear to rotate, so that the conveying stirring cylinder rod can be driven to rotate, and the conveying stirring cylinder rod can rotate to convey sludge sundries in the siphon outwards through the spiral conveying blade on the conveying stirring cylinder rod.
Further, the spray hole of the high-pressure nozzle is arranged downwards or upwards.
The beneficial effects of adopting above-mentioned technical scheme to produce are: the high-pressure nozzle extends above the plugging sludge, and the high-pressure nozzle sprays high-pressure water downwards to impact and break up the sludge, so that the sludge falls off and the siphon is dredged; or the high-pressure nozzle stretches into the lower part of the plugging sludge, and the high-pressure nozzle sprays high-pressure water upwards to impact and break up the sludge, so that the sludge drops downwards or rushes out of the siphon upwards, and further the dredging of the siphon is realized.
Further, a pressure gauge is arranged on the main water supply pipe.
The beneficial effects of adopting above-mentioned technical scheme to produce are: the water pressure of the main water supply pipe can be detected, and when the internal pressure of the water supply pipe reaches a certain pressure, the corresponding switch valve is opened to perform high-pressure flushing and dredging on the siphon pipe.
Further, the lifting device is a hydraulic cylinder or an air cylinder or a jacking machine.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of an axial side structure of a positive pressure type secondary sedimentation tank siphon dredging device provided by the utility model.
Fig. 2 is a schematic diagram of a front view cross section structure of a positive pressure type secondary sedimentation tank siphon dredging device provided by the utility model.
Fig. 3 is an enlarged schematic view of the part a in fig. 2.
Fig. 4 is an enlarged schematic view of the structure of the part B in fig. 2.
Fig. 5 is a schematic view of the lifting device lifting the main water supply pipe.
Fig. 6 is an enlarged schematic view of the structure of the part C in fig. 5.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-6, an embodiment of the utility model discloses a positive pressure type secondary sedimentation tank siphon dredging device, which comprises:
the water supply system comprises a main water supply pipe 1, wherein the main water supply pipe 1 is positioned on a walking truss 3 above a secondary sedimentation tank 2, a lifting device 4 is arranged on the walking truss 3, the telescopic end of the lifting device 4 is fixedly connected with the main water supply pipe 1, one end of the main water supply pipe 1 is a water inlet end, the end stretches into the position below the water surface of the secondary sedimentation tank 2, a water pump 5 is arranged on the position, close to the water inlet end, of the main water supply pipe 1, the other end of the main water supply pipe 1 is a water outlet end, the end is positioned above the water surface of the secondary sedimentation tank 2, and an overflow valve 6 is arranged on the position, close to the water outlet end, of the main water supply pipe 1;
the dredging branch pipes 7, the dredging branch pipes 7 are a plurality of evenly distributed along the length direction of the main water supply pipe 1 at intervals, one end of each dredging branch pipe 7 is communicated with the pipe wall of the main water supply pipe 1, each dredging branch pipe 7 is provided with a switch valve 8, the other end of each dredging branch pipe 7 is provided with a high-pressure nozzle 9, and the high-pressure nozzle 9 extends into the siphon 100.
In this embodiment, the built-in bearing 10 is sleeved on each dredging branch pipe 7 at a position below the on-off valve 8, and the device further comprises:
the conveying stirring cylinder rod 11 is sleeved on the dredging branch pipe 7 and is arranged in the siphon 100, one end of the conveying stirring cylinder rod 11 is sleeved on the bearing 10, the other end of the conveying stirring cylinder rod 11 is closed, the other end of the dredging branch pipe 7 penetrates through the other end of the conveying stirring cylinder rod 11 to extend downwards, and a spiral conveying blade 12 is fixed on the outer wall of the conveying stirring cylinder rod 11;
the driving devices 13 are multiple, and the driving devices 13 are respectively fixed on the pipe wall of the main water supply pipe 1 and used for driving the corresponding conveying stirring cylinder rods 11 to rotate.
Specifically, each driving device 13 includes:
a motor 131, the motor 131 is fixed on the pipe wall of the main water supply pipe 1 through a bracket 132;
the driving gear 133 is sleeved and fixed at the driving end of the motor 131;
the driven gear 134, the driven gear 134 is fixed on the outer wall of the conveying mixing drum rod 11 in a sleeved mode, and the driven gear 134 is connected with the driving gear 133 in a meshed mode.
Wherein in the above described embodiments the injection holes 91 of the high pressure nozzle 9 are arranged downwards or upwards.
In the above-described embodiment, the main water supply pipe 1 is mounted with a pressure gauge.
In the above described embodiments, the lifting device 4 is a hydraulic cylinder or a pneumatic cylinder or a jack-up machine.
The lifting devices can be two, and the two lifting devices are respectively arranged at the two ends of the walking truss and lift the two ends of the main water supply pipe, so that the lifting stability of the main water supply pipe is good.
When the device is used, the lifting device drives the main water supply pipe to descend, the dredging branch pipe stretches into the siphon, the water pump pumps water in the secondary sedimentation tank into the main water supply pipe, then the corresponding switching valve is opened, water in the dredging branch pipe is sprayed out through the high-pressure nozzle, high-pressure water carries out high-pressure impact and scattering on sedimentary sundries blocked in the siphon, meanwhile, the corresponding motor drives the driving gear to rotate, the driving gear drives the driven gear to rotate, the conveying stirring cylinder rod can be driven to rotate, the spiral conveying blade rotates to stir and scatter sedimentary sundries blocked in the siphon, the sedimentary sundries are conveyed upwards out of the siphon through the spiral conveying blade, and the sedimentary sundries are discharged into the diversion trench to flow back to the pump room. After dredging, the overflow valve is opened, residual water in the main water supply pipe is discharged into the secondary sedimentation tank for recycling, water waste is avoided, and then the lifting device drives the main water supply pipe to rise, so that the dredging branch pipe and the conveying stirring cylinder rod exit the siphon, and the normal sewage draining effect of the siphon is not affected.
Therefore, the device can quickly dredge the blocked siphon pipe through the dual functions of high-pressure water and the spiral conveying blade, so that pollution discharge is carried out, and the dredging efficiency and effect of the siphon pipe are greatly improved.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other. For the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant points refer to the description of the method section.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. The utility model provides a positive pressure type secondary sedimentation tank siphon pull throughs which characterized in that includes:
the water supply device comprises a main water supply pipe (1), wherein the main water supply pipe (1) is positioned on a walking truss (3) above a secondary sedimentation tank (2), a lifting device (4) is arranged on the walking truss (3), the telescopic end of the lifting device (4) is fixedly connected with the main water supply pipe (1), one end of the main water supply pipe (1) is a water inlet end, the end stretches into the lower part of the water surface of the secondary sedimentation tank (2), a water pump (5) is arranged at the position, close to the water inlet end, of the main water supply pipe (1), the other end of the main water supply pipe (1) is a water outlet end, the end is positioned above the water surface of the secondary sedimentation tank (2), and an overflow valve (6) is arranged at the position, close to the water outlet end, of the main water supply pipe (1).
The dredging branch pipes (7), dredging branch pipes (7) are a plurality of edges of length direction interval equipartition of main delivery pipe (1), and every dredging branch pipe (7) one end with the pipe wall intercommunication of main delivery pipe (1), every all be provided with ooff valve (8) on dredging branch pipe (7), every high-pressure nozzle (9) are installed to dredging branch pipe (7) other end, high-pressure nozzle (9) stretch into siphon (100).
2. A positive pressure secondary sedimentation tank siphon dredging device according to claim 1, characterized in that each dredging branch pipe (7) is sleeved with an inherent bearing (10) at a position below the switch valve (8), and further comprising:
the conveying stirring cylinder rod (11), the conveying stirring cylinder rod (11) is sleeved on the dredging branch pipe (7) and is arranged in the siphon (100), one end of the conveying stirring cylinder rod (11) is sleeved and fixed on the bearing (10), the other end of the conveying stirring cylinder rod (11) is closed, the other end of the dredging branch pipe (7) penetrates through the other end of the conveying stirring cylinder rod (11) to extend downwards, and a spiral conveying blade (12) is fixed on the outer wall of the conveying stirring cylinder rod (11);
the driving devices (13) are multiple, and are respectively fixed on the pipe wall of the main water supply pipe (1) and used for driving the corresponding conveying stirring cylinder rod (11) to rotate.
3. A positive pressure secondary sedimentation tank siphon break apparatus according to claim 2, characterized in that each of the said driving means (13) comprises:
the motor (131) is fixed on the pipe wall of the main water supply pipe (1) through a bracket (132);
the driving gear (133) is sleeved and fixed at the driving end of the motor (131);
the driven gear (134) is sleeved and fixed on the outer wall of the conveying stirring cylinder rod (11), and the driven gear (134) is meshed and connected with the driving gear (133).
4. A positive pressure secondary sedimentation tank siphon pull throughs according to any of claims 1-3, characterised in that the orifice (91) of the high pressure nozzle (9) is arranged downwards or upwards.
5. A positive pressure secondary sedimentation tank siphon dredging apparatus according to any one of claims 1-3, wherein a pressure gauge is mounted on the main water supply pipe (1).
6. A positive pressure secondary sedimentation tank siphon dredging device according to any of claims 1-3, characterised in that the lifting device (4) is a hydraulic or pneumatic cylinder or a jack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320323356.3U CN219355352U (en) | 2023-02-27 | 2023-02-27 | Positive pressure type secondary sedimentation tank siphon dredging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320323356.3U CN219355352U (en) | 2023-02-27 | 2023-02-27 | Positive pressure type secondary sedimentation tank siphon dredging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219355352U true CN219355352U (en) | 2023-07-18 |
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ID=87114468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320323356.3U Active CN219355352U (en) | 2023-02-27 | 2023-02-27 | Positive pressure type secondary sedimentation tank siphon dredging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219355352U (en) |
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2023
- 2023-02-27 CN CN202320323356.3U patent/CN219355352U/en active Active
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