CN212104492U - Integration pump station combination grid desilting device - Google Patents
Integration pump station combination grid desilting device Download PDFInfo
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- CN212104492U CN212104492U CN202020579067.6U CN202020579067U CN212104492U CN 212104492 U CN212104492 U CN 212104492U CN 202020579067 U CN202020579067 U CN 202020579067U CN 212104492 U CN212104492 U CN 212104492U
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Abstract
The utility model relates to an integrated pump station combined grid dredging device and a use method thereof, which comprises a pump station cylinder and a submersible sewage pump arranged in the pump station cylinder, wherein a water inlet pipe passes through the pump station cylinder, and one end of the water inlet pipe arranged in the pump station cylinder is connected with a water inlet filter screen and a sewage blocking grid; a second grid is arranged in the pump station cylinder, a plurality of water spraying structure branch pipes are arranged in the pump station cylinder below the second grid, the plurality of water spraying structure branch pipes are communicated with a water outlet pipeline connected with the submersible sewage pump, openings of the water spraying structure branch pipes face downwards, and control valves are arranged on the water spraying structure branch pipes; the bottom in the pump station cylinder is provided with a silt density detector containing an alarm, and the silt density detector is connected with a control valve on the branch pipe of the water spraying structure. Compare with traditional dredging device, the device is key to the impurity and the siltation in the incoming flow sewage and clear up at the impurity of pump station bobbin base portion, solves the unable clean up's of the inside impurity of barrel problem.
Description
Technical Field
The utility model relates to an integration pump station combination grid desilting device belongs to prefabricated pump station technical field.
Background
As a novel pump station, the integrated pump station has the advantages of small size, no occupied land index, low manufacturing and mounting cost, convenience in maintenance and the like, and is widely applied to the fields of hydraulic engineering, municipal engineering and the like. The pump station main part mainly comprises parts such as barrel, water pump, grid, lifting chain, pipeline, valve. The working principle mainly comprises: sewage enters a water collecting tank inside a pump station cylinder through a water inlet pipeline, a water pump system is started according to continuous rising of liquid level, and the sewage flows out through a water outlet pipeline to finish one-time operation sequentially through a centrifugal submersible sewage pump, a pressure pipe and a valve. If the large impurities in the pump station cylinder are too much and cannot be cleaned in time, the operation stability and safety of the integrated pump station are endangered in serious cases. At present, the integration pump station that has the desilting function still has certain technical bottleneck, and often impurity is difficult to the clean up in a section of thick bamboo, takes time and takes a lot of work.
In the method, a water inlet filter screen and a trash rack are arranged on the inner side of a barrel at the joint of a water inlet pipe and the barrel of an integrated pump station, and the grid is a first grid. The sewage conveyed in the water inlet pipe enters the pump station cylinder through the water inlet filter screen and the sewage blocking grating. A second crushing grid is arranged below a suction inlet of the submersible sewage pump, and a silt density detector and a corresponding signal alarm are arranged in the crushing grid. Set up the opening down spout water structure branch pipe below the second pass crushing nature grid, detect the density of the bottom impurity of silting up in the barrel through silt concentration detection meter and control the opening and shutting of spout water structure branch pipe. If the density is larger than a certain set value, the water spraying branch pipe is started, otherwise, the water spraying branch pipe is closed, and the purpose of disturbing deposited impurities is achieved. And the alarm can prevent equipment such as a water pump from being damaged, and can effectively reduce the labor intensity of maintenance workers. Therefore, the whole set of combined grating device is used as the dredging device of the integrated pump station. In order to avoid the swing and vibration of the whole set of device, the combined grating device is fixed on the wall of the pump station cylinder through a bracket.
The method is novel in structure and clear in working principle, and the magazine grains are sieved by using the two grids and disturbed by matching with a sediment concentration detector to the fine grains deposited in the barrel. Compared with the traditional dredging device, the method has the advantages of simple structure, good effect and high popularization degree.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome not enough among the prior art, for solving the problem that the inside foreign particles of integration pump station barrel can't effectively clear away, improve an integration pump station combination grid desilting device to improve desilting efficiency, improve automatically cleaning effect, reduce cost.
The utility model aims at realizing the integrated pump station combined grid dredging device, which comprises a pump station cylinder and a submersible sewage pump arranged in the pump station cylinder, wherein the submersible sewage pump is provided with a suction inlet and a water outlet pipeline, and the water outlet pipeline extends out of the pump station cylinder; the device is characterized in that a water inlet pipe is arranged on one side of the pump station cylinder body, the water inlet pipe penetrates through the pump station cylinder body, one end of the water inlet pipe, which is arranged in the pump station cylinder body, is connected with a water inlet filter screen and a dirt blocking grid, and the water inlet pipe, the water inlet filter screen and the dirt blocking grid are sequentially communicated and connected;
a second grid is arranged in the pump station cylinder, the second grid is arranged below the suction inlet of the submersible sewage pump, and the second grid is a crushing grid;
a plurality of water spraying structure branch pipes are arranged in the pump station cylinder body below the second grid, the water spraying structure branch pipes are communicated with a water outlet pipeline connected with the submersible sewage pump, openings of the water spraying structure branch pipes face downwards, and control valves are arranged on the water spraying structure branch pipes;
the bottom installation contains the silt density detection meter of alarm in the pump station section of thick bamboo, and silt density detection meter is connected with the control flap on the water spray structure branch pipe.
The second grid is arranged below the suction inlet of the submersible sewage pump and is 500mm-800mm away from the suction inlet.
The number of the water spraying structure branch pipes is not less than 4, the water spraying structure branch pipes face an impurity deposition area at the bottom of the pump station cylinder, and the diameter of each water spraying structure branch pipe is 100-150 mm.
The use method of the integrated pump station combined grid dredging device is characterized by comprising the following steps:
step 1), external sewage enters a pump station cylinder through a water inlet pipe, a water inlet filter screen and a sewage blocking grid;
step 2), sewage entering the pump station cylinder flows into the bottom of the pump station cylinder through a second grid, large-particle impurities in the sewage can be crushed through the crushing type grid as the second grid is the crushing type grid, and at the moment, the sewage along with fine-particle impurities enters the bottom of the pump station cylinder and forms impurity deposition at the bottom in the pump station cylinder;
meanwhile, the submersible sewage pump is started, sewage entering the pump station cylinder is continuously sucked from the suction inlet of the submersible sewage pump and is discharged out of the pump station cylinder through the submersible sewage pump and a water outlet pipeline;
step 3), a silt density detector containing an alarm and arranged at the bottom in the pump station barrel detects the density of silt impurities in sewage at the bottom in the pump station barrel in real time;
when the density of silt impurities in the sewage is greater than a set value, a silt density detector sends an opening instruction to a control valve of a water spraying structure branch pipe, the control valve of the water spraying structure branch pipe is opened, part of the sewage in a water outlet pipeline is sprayed to impurity deposition at the bottom in a pump station cylinder body through the water spraying structure branch pipe, the impurity deposition is disturbed, the stirred impurity deposition is sucked by a suction inlet of a submersible sewage pump, and the impurity deposition is discharged out of the pump station cylinder body through the submersible sewage pump and the water outlet pipeline, so that the purpose of dredging is achieved;
when the density of silt impurities in the sewage is not more than a set value, the silt density detector sends a closing instruction to the control valve of the water spraying structure branch pipe, the control valve of the water spraying structure branch pipe is closed, and part of the sewage in the water outlet pipeline is not sprayed out through the water spraying structure branch pipe;
when the silt impurity density of sewage surpassed silt density detection meter detection range, then triggered alarm device, alarm device reported to the police the suggestion, and the suggestion needs to overhaul the pump station barrel through the manual work or the manual work is clear away the impurity siltation.
The utility model discloses rational in infrastructure, convenient to use, through the utility model discloses, set up the filter screen of intaking and block dirty grid in the pump station barrel inboard of integration pump station inlet tube and pump station barrel junction, the sewage of carrying in the inlet tube is through the filter screen of intaking and block dirty grid and enter into the pump station barrel. A second grate is arranged below the suction inlet of the submersible sewage pump, and the second grate is a crushing grate. The crushing grid can crush large-particle impurities in sewage, and at the moment, sewage along with fine-particle impurities enters the bottom of the pump station cylinder. And the sewage after passing through the two grids enters the bottom of the pump station cylinder, and a water spraying structure branch pipe is arranged below the second grid and is connected with a water outlet pipeline of the submersible sewage pump. The opening position of the water spraying branch pipe is downward, and in the using process, the water spraying structure branch pipe sprays water towards the impurity deposition position at the bottom of the pump station barrel. The bottom in the pump station cylinder is provided with a silt density detector with an alarm, and the operation of the water spraying branch pipe is controlled by the detector. If the density of the detected silt impurities is larger than a certain set value, the water spraying branch pipe is started, otherwise, the water spraying branch pipe is closed, and the purpose of disturbing deposited impurities is achieved. If density surpasses silt densimeter detection range, then trigger alarm device, need overhaul the pump station barrel through the manual work this moment. The underwater sludge is impacted through the water spraying branch pipes, and the stirred sludge is sucked away by the submersible sewage pump, so that the purpose of dredging is achieved. After impurities and sludge deposited at the bottom in the pump station cylinder are impacted and stirred by the water spraying branch pipes, the impurities and the sludge are sucked by the submersible sewage pump, and liquid flow carrying the impurities flows out of the pump station cylinder along the water outlet pipe.
In addition, the first grid setting is in the inboard of pump station inlet tube and barrel junction, and the second grid setting is 500mm to 800mm in stealthily dirty pump suction inlet below. The number of the water spraying branch pipes is not less than 4, the water spraying branch pipes face to an impurity deposition area, the diameter is controlled to be 100mm-150mm, and the water spraying branch pipes are not too large or too small. The silt density detector that contains the alarm is installed at the bottom in the pump station section of thick bamboo.
Compared with the prior art, the beneficial effects of the utility model are that:
the combined grid device and the branch pipe of the water spraying structure can be processed and produced in a detachable mode, the size of the grid is determined according to the size of the integrated pump station cylinder, and the combined grid device and the branch pipe of the water spraying structure have high use and popularization values. Compare with traditional desilting device, the device is key to impurity and the siltation in the incoming flow sewage and clear up at the impurity of pump station bobbin base portion, solves the unable clean up's of the inside impurity of barrel problem to reach the installation simple, convenient operation, labour saving and time saving improves blowdown efficiency, purposes such as extension equipment life.
The utility model discloses a thereby main aim at solves the unable thorough problem that influences water pump operating efficiency of clearance of the inside sediment of current integration pump station barrel. At present, the integrated pump station is widely applied to engineering, and as the service life is prolonged, more and more impurities are brought in by a water inlet of the pump station, so that the pollution discharge effect of the pump station is reduced. The existing siltation prevention technology is difficult to normally crush large impurity garbage, and the pollution discharge efficiency is reduced. Through the combination grid device, reduce in impurity gets into a section of thick bamboo, prevent silt impurity deposit bottom in the pump station section of thick bamboo to improve the blowdown efficiency of pump station, extension equipment life. In view of this, an integrated pump station combined grid dredging device is urgently needed in the industry.
Drawings
Fig. 1 is a schematic side view of the present invention;
fig. 2 is a front view structure diagram of the present invention.
In the figure: 1 inlet tube, 2 filter screens of intaking, 3 trash rack, 4 stealthily dirty pumps, 5 second way grids, 6 water spray structure branch pipes, 7 impurity siltation, 8 silt density detection meters.
Detailed Description
The invention will be further described with reference to specific embodiments.
An integrated pump station combined grid dredging device comprises a pump station barrel and a submersible sewage pump 4 arranged in the pump station barrel, wherein the submersible sewage pump 4 is provided with a suction inlet and a water outlet pipeline, and the water outlet pipeline extends out of the pump station barrel; one side at the pump station barrel sets up inlet tube 1, and inlet tube 1 passes the pump station barrel, and inlet tube 1 is arranged in the one end in the pump station barrel and is connected into water filter screen 2, blocks dirty grid 3, and inlet tube 1, filter screen 2, the grid 3 that blocks dirty of intaking link up in proper order.
A second grate 5 is arranged in the pump station cylinder, the second grate 5 is arranged below the suction inlet of the submersible sewage pump 4, and the second grate 5 is a crushing type grate; a plurality of water spraying structure branch pipes 6 are arranged in the pump station cylinder body below the second grid 5, the water spraying structure branch pipes 6 are communicated with a water outlet pipeline connected with the submersible sewage pump 4, the openings of the water spraying structure branch pipes 6 face downwards, and control valves are arranged on the water spraying structure branch pipes 6; the bottom in the pump station section of thick bamboo installs silt density detection meter 8 that contains the alarm, and silt density detection meter 8 is connected with the control flap on the water spray structure branch pipe 6.
Furthermore, the second grid 5 is arranged at the position 500mm-800mm away from the suction inlet below the suction inlet of the submersible sewage pump 4. The number of the water spraying structure branch pipes 6 is not less than 4, the water spraying structure branch pipes 6 face to an impurity deposition 7 area at the bottom of the pump station cylinder, and the diameter of each water spraying structure branch pipe 6 is 100-150 mm.
A use method of an integrated pump station combined grating dredging device comprises the following steps:
step 1), external sewage enters a pump station cylinder through a water inlet pipe 1, a water inlet filter screen 2 and a sewage blocking grid 3;
step 2), sewage entering the pump station cylinder flows into the bottom of the pump station cylinder through a second grid 5, large-particle impurities in the sewage can be crushed through the crushing type grid as the second grid 5 is the crushing type grid, at the moment, the sewage along with fine-particle impurities enters the bottom of the pump station cylinder, and impurity deposition 7 is formed at the bottom in the pump station cylinder;
meanwhile, the submersible sewage pump 4 is started, sewage entering the pump station cylinder is continuously sucked from a suction inlet of the submersible sewage pump 4 and is discharged out of the pump station cylinder through the submersible sewage pump 4 and a water outlet pipeline;
step 3), a silt density detector 8 containing an alarm and arranged at the bottom in the pump station barrel detects the density of silt impurities in sewage at the bottom in the pump station barrel in real time;
when the density of silt impurities in the sewage is greater than a set value, a silt density detector 8 sends an opening instruction to a control valve of a water spraying structure branch pipe 6, the control valve of the water spraying structure branch pipe 6 is opened, part of the sewage in a water outlet pipeline is sprayed to impurity deposits 7 at the bottom in a pump station cylinder body through the water spraying structure branch pipe 6, the impurity deposits 7 are disturbed, the stirred impurity deposits 7 are sucked by a suction inlet of a submersible sewage pump 4 and are discharged out of the pump station cylinder body through the submersible sewage pump 4 and the water outlet pipeline, and the purpose of dredging is achieved; when the density of silt impurities in the sewage is not more than a set value, the silt density detector 8 sends a closing instruction to the control valve of the water spraying structure branch pipe 6, the control valve of the water spraying structure branch pipe 6 is closed, and part of the sewage in the water outlet pipeline is not sprayed out through the water spraying structure branch pipe 6; when the silt impurity density of sewage surpassed 8 detection limits of silt density detection meter, then triggered alarm device, alarm device reported to the police the suggestion, and the suggestion needs to overhaul the pump station barrel through the manual work or the manual work is clear away impurity siltation 7.
Claims (3)
1. An integrated pump station combined grid dredging device comprises a pump station barrel and a submersible sewage pump (4) arranged in the pump station barrel, wherein the submersible sewage pump (4) is provided with a suction inlet and a water outlet pipeline, and the water outlet pipeline extends out of the pump station barrel; the device is characterized in that a water inlet pipe (1) is arranged on one side of the pump station cylinder, the water inlet pipe (1) penetrates through the pump station cylinder, one end, arranged in the pump station cylinder, of the water inlet pipe (1) is connected with a water inlet filter screen (2) and a trash rack (3), and the water inlet pipe (1), the water inlet filter screen (2) and the trash rack (3) are sequentially connected in a through manner;
a second grid (5) is arranged in the pump station cylinder, the second grid (5) is arranged below a suction inlet of the submersible sewage pump (4), and the second grid (5) is a crushing grid;
a plurality of water spraying structure branch pipes (6) are arranged in the pump station cylinder body below the second grid (5), the water spraying structure branch pipes (6) are communicated with a water outlet pipeline connected with the submersible sewage pump (4), the openings of the water spraying structure branch pipes (6) face downwards, and control valves are arranged on the water spraying structure branch pipes (6);
the bottom installation contains silt density detection meter (8) of alarm in the pump station section of thick bamboo, and silt density detection meter (8) are connected with the control flap on water spray structure branch pipe (6).
2. The integrated pump station combined grid dredging device according to claim 1, wherein the second grid (5) is arranged below a suction inlet of the submersible sewage pump (4) at a distance of 500mm-800mm from the suction inlet.
3. The integrated pump station combined grid dredging device according to claim 1, wherein the number of the water spraying structure branch pipes (6) is not less than 4, the water spraying structure branch pipes (6) face to an impurity deposition (7) area at the bottom of the pump station cylinder, and the diameter of the water spraying structure branch pipes (6) is 100mm-150 mm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020579067.6U CN212104492U (en) | 2020-04-17 | 2020-04-17 | Integration pump station combination grid desilting device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020579067.6U CN212104492U (en) | 2020-04-17 | 2020-04-17 | Integration pump station combination grid desilting device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111335451A (en) * | 2020-04-17 | 2020-06-26 | 江苏省水利工程科技咨询股份有限公司 | Integrated pump station combined grid dredging device and using method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111335451A (en) * | 2020-04-17 | 2020-06-26 | 江苏省水利工程科技咨询股份有限公司 | Integrated pump station combined grid dredging device and using method thereof |
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