CN111794188A - Underwater water taking and draining port plugging device and plugging structure - Google Patents
Underwater water taking and draining port plugging device and plugging structure Download PDFInfo
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- CN111794188A CN111794188A CN202010605564.3A CN202010605564A CN111794188A CN 111794188 A CN111794188 A CN 111794188A CN 202010605564 A CN202010605564 A CN 202010605564A CN 111794188 A CN111794188 A CN 111794188A
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- water taking
- discharging
- underwater
- water
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/16—Sealings or joints
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Abstract
The invention provides an underwater water taking and discharging opening plugging device and a plugging structure, wherein the underwater water taking and discharging opening plugging device can be limited to a water discharging pipeline through the matching relationship of the lower clamping plate and the lower positioning pin, the upper clamping plate and the upper positioning pin, and the upper clamping plate and a hydraulic cylinder which are hinged, and the sealing pressure of the underwater water taking and discharging opening plugging device and the water taking and discharging opening is loaded on the water taking and discharging opening through a hydraulic system, so that the safe and reliable water stopping effect is realized, the effect of automatically closing the water taking and discharging opening underwater without depending on personnel is realized, and the long-term plugging effect of the water taking and discharging opening is realized by means of the pressure maintaining. In addition, technicians only need to stand on a safe operating platform, and can realize the automatic plugging function of the underwater water taking and discharging port by means of a special hoisting system, a plurality of monitoring devices, an end touch sensor and an underwater electric walking system.
Description
Technical Field
The invention belongs to the technical field of water conservancy and hydropower, and particularly relates to a plugging device and a plugging structure for an underwater water taking and draining port.
Background
In hydraulic and hydroelectric engineering, thermal power engineering, mineral engineering or port and navigation engineering, a plurality of water supply and drainage systems are designed for meeting the water and drainage requirements of equipment and users, and water intake ports or water discharge ports of the water supply and drainage systems are mostly arranged under water so as to meet the requirements of suction lift and safe operation of water supply equipment or meet the requirement of certain water level falling to avoid air entering in a pipeline. In the past, the first maintenance valve on the pipeline behind the water taking and draining port of many projects is maintained and disassembled by arranging a steel gate at the water taking and draining port and cutting off an external water source by closing the steel gate, namely arranging a steel gate, building a concrete gate pier, a guide rail and a hydraulic hoist for hoisting at the water taking and draining port and arranging platforms and channels for maintenance, so that more facilities and equipment are needed to be added to ensure that the water flow in the cut-off pipeline meets the requirement of disassembling and assembling the maintenance valve. Generally, the water intake and drainage ports of the projects are large in scale and large in size, and meanwhile, more convenient traffic conditions and arrangement conditions need to be set, so that the projects can invest more investment, the water intake ports with relatively small calibers are not necessarily suitable, and if the water intake ports are arranged at deep underwater positions, the water intake ports are difficult to realize.
Although the equipment maintenance in the prior project is mostly realized by closing the steel gate, the necessary equipment and valves of the steel gate isolation maintenance system cannot be arranged at the water taking and discharging port due to the limitation of arrangement conditions, and the first valve or equipment behind the water taking and discharging port of the water supply and discharging system in more projects cannot be maintained. Some projects set up the needs of taking the water inlet shutoff of temporary cofferdam all around at the water inlet, but the cost of paying out is very big, needs great manpower, material resources and energy, still need consume longer time, after the overhaul of the intraoral equipment of water intaking and draining is accomplished, still need the blasting demolish, may endanger the operation safety of water intaking and draining. Some plugs of the water taking and discharging ports are submerged by professional divers, and the plugs of the water taking and discharging ports are realized by connecting plugs on the water taking ports.
Disclosure of Invention
The invention aims to provide a plugging device for an underwater water taking and discharging opening, aiming at the defects in the prior art.
For this reason, the above object of the present invention is achieved by the following technical solutions:
a plugging device for an underwater water taking and discharging port is used for plugging the pipe orifice of a drainage pipeline and comprises a hydraulic cylinder, the hydraulic cylinder is hinged with an upper clamping plate, the hydraulic cylinder and a lower clamping plate form an integral structure, the upper clamping plate and the lower clamping plate are semi-annular to form a closed loop for a drainage pipeline, the upper clamping plate is provided with an upper sleeve hole to be matched with an upper positioning pin arranged on the drainage pipeline, the lower clamping plate is provided with a lower sleeve hole to be matched with a lower positioning pin arranged on the drainage pipeline to limit the plugging device for the underwater water taking and discharging port to the drainage pipeline, a sealing plate is arranged in the hydraulic cylinder, a hydraulic soft bag or a hydraulic telescopic joint is arranged between the sealing plate and the hydraulic cylinder to push the sealing plate to the water taking and discharging port of the drainage pipeline and plug the water taking and discharging port of the drainage pipeline, the hydraulic cylinder is communicated with the hydraulic operation station through a hydraulic operation pipeline.
While adopting the above technical scheme, the present invention can also adopt or combine the following further technical schemes:
as a preferred technical scheme of the invention: and guide rods with guide wheels are arranged between the upper end and the lower end of the sealing plate and the hydraulic cylinder.
As a preferred technical scheme of the invention: and one side of the sealing plate, which is contacted with the water taking and discharging port of the water discharging pipeline, is provided with a sealing annular boss, and a soft sealing ring is fixed on the sealing annular boss.
As a preferred technical scheme of the invention: and a hydraulic cylinder guide wheel is arranged at the bottom of the hydraulic cylinder.
It is still another object of the present invention to provide a plugging structure for an underwater water intake/discharge port, which overcomes the disadvantages of the prior art.
An underwater water taking and discharging port plugging structure comprises the underwater water taking and discharging port plugging device and an operating platform, wherein a lifting device is arranged on the operating platform, a lifting rod is arranged on the lifting device, a lifting steel wire rope is arranged at the other end of the lifting rod, two lifting ropes are arranged at the lower end of the lifting steel wire rope, one lifting rope is connected with an upper clamping plate of the underwater water taking and discharging port plugging device, the other lifting rope is connected with a hydraulic cylinder, and the lengths of the two lifting ropes ensure that the upper clamping plate and the hydraulic cylinder are turned; the underwater water taking and discharging opening plugging structure further comprises a water discharging pipeline, wherein a water taking opening upper blocking ring and a water taking opening lower blocking ring are arranged on the position, close to the water taking and discharging opening, of the water discharging pipeline, the water taking opening upper blocking ring and the water taking opening lower blocking ring form a closed blocking ring surrounding the water discharging pipeline, and an upper positioning pin and a lower positioning pin are respectively arranged on one side, back to the underwater water taking and discharging opening plugging device, of the water taking opening upper blocking ring and the water taking opening lower blocking ring; the length of the upper clamping plate is longer than that of the lower clamping plate and/or the length of the upper positioning pin is shorter than that of the lower positioning pin so that the upper clamping plate hinged with the hydraulic cylinder is overturned and sleeved on the upper positioning pin after being sleeved with the lower clamping plate to the lower positioning pin.
While adopting the above technical scheme, the present invention can also adopt or combine the following further technical schemes:
as a preferred technical scheme of the invention: the underwater water taking and draining port plugging structure further comprises a guide rail, and the guide rail is arranged below the water taking and draining port of the water draining pipeline.
As a preferred technical scheme of the invention: the hydraulic operation station is provided with a hydraulic operation oil inlet pipe and a hydraulic operation oil outlet pipe, the hydraulic operation oil inlet pipe and the hydraulic operation oil outlet pipe are both connected with a hydraulic operation pipeline, the hydraulic operation pipeline is provided with an electric contact pressure gauge, and the other end of the hydraulic operation pipeline is communicated with a hydraulic cylinder.
As a preferred technical scheme of the invention: and a water taking and discharging port fixing plate is arranged at the outer edge of the water taking and discharging port of the water discharging pipeline and is matched with a sealing plate of the underwater water taking and discharging port plugging device to plug and seal the water taking and discharging port.
As a preferred technical scheme of the invention: the underwater water taking and discharging opening plugging structure further comprises a bottom monitoring device, an end monitoring device and an end touch sensor, wherein the bottom monitoring device, the end monitoring device and the end touch sensor are all arranged on the underwater water taking and discharging opening plugging device, the bottom monitoring device faces the lower portion of the underwater water taking and discharging opening plugging device, the end monitoring device faces the direction of a rock wall where a water discharging pipeline is located, and the end touch sensor is arranged at the outer end of a lower clamping plate of the underwater water taking and discharging opening plugging device.
The invention provides an underwater water taking and discharging opening plugging device and a plugging structure, wherein the underwater water taking and discharging opening plugging device can be limited to a water discharging pipeline through the matching relationship of the lower clamping plate and the lower positioning pin, the upper clamping plate and the upper positioning pin, and the upper clamping plate and a hydraulic cylinder which are hinged, and the sealing pressure of the underwater water taking and discharging opening plugging device and the water taking and discharging opening is loaded on the water taking and discharging opening through a hydraulic system, so that the safe and reliable water stopping effect is realized, the effect of automatically closing the water taking and discharging opening underwater without depending on personnel is realized, and the long-term plugging effect of the water taking and discharging opening is realized by means of the pressure maintaining. In addition, technicians only need to stand on a safe operating platform, and can realize the automatic plugging function of the underwater water taking and draining port by means of a special hoisting system, a plurality of monitoring devices, an end touch sensor and an underwater electric walking system; meanwhile, the underwater water taking and discharging port plugging devices with different types can be designed for water taking and discharging ports with different calibers, the underwater water taking and discharging port plugging devices are serialized and commercialized, the technical product can be repeatedly used, the investment is greatly saved, and the underwater water taking and discharging port plugging device belongs to an energy-saving product and is worthy of popularization and application.
Drawings
Fig. 1 is a vertical sectional view of an underwater water intake and drainage port blocking structure provided by the present invention.
Fig. 2 is a plan view of the plugging structure of the underwater water intake and drainage port provided by the invention.
Fig. 3-8 are schematic illustrations of the plugging process of the underwater water extraction opening plugging structure.
Detailed Description
The invention is described in further detail with reference to the figures and specific embodiments.
The equipment of the lifting subsystem of the underwater water taking and discharging port plugging device mainly comprises an operating platform 1, a lifting device 3, a lifting rod 4, a lifting steel wire rope 5, a lifting buckle 13, a lifting rope 14 connected with a clamping plate at the upper part of the water taking and discharging port plugging device and a lifting rope 20 connected with a hydraulic cylinder, and is mainly used for lifting the water taking and discharging port plugging device and dragging the water taking and discharging port plugging device to reach a plugging position under the auxiliary action of a video system; the length of the lifting rope 14 connected with the upper clamping plate of the water taking and discharging opening plugging device is shorter than that of the lifting rope 20 connected with the hydraulic cylinder, and a certain angle is formed, so that the water taking and discharging opening plugging device can be dragged to smoothly reach a plugging preset position, and the upper clamping ring 12 can be smoothly and freely placed in a horizontal state when the lifting steel wire rope 5 is kept in an unstressed state.
The thrust structure and the guide rail system on the water taking and draining port mainly comprise a water taking and draining pipeline 2, an upper water taking and draining port baffle ring 16, an upper positioning pin 17, a water taking and draining port fixing plate 18, a water taking and draining port 19, a lower water taking and draining port baffle ring 32, a lower positioning pin 33, a water taking and draining port bottom guide rail 29 and the like. The water taking and draining port bottom guide rail 29 mainly provides a road and guide for the hydraulic cylinder bottom guide wheels 30 at the front end and the rear end of the water taking and draining port plugging device to walk under the driving of a guide wheel driving motor 31; the water taking and discharging port upper baffle ring 16, the upper positioning pin 17, the water taking and discharging port fixing plate 18, the water taking and discharging port 19, the water taking and discharging port lower baffle ring 32, the lower positioning pin 33 and the like mainly play a role of positioning the water taking and discharging port plugging device and bearing axial force generated when the water taking and discharging port plugging device plugs the water taking and discharging port.
The plugging device for the water taking and draining port mainly comprises an upper sleeve hole 11, an upper clamping plate 12, a lifting rope 14 connected with the upper clamping plate, a lifting rope 20 connected with a hydraulic cylinder, a hydraulic cylinder 21, a guide rod 22 with a guide wheel, a hydraulic soft bag or an expansion joint 23, operating liquid 24 in an inner cavity of the hydraulic cylinder, a sealing plate 25, a sealing annular boss 26, a soft sealing ring 27, a bottom monitoring device 28, a bottom guide wheel 30 of the hydraulic cylinder, a guide wheel driving motor 31, a lower sleeve hole 34, a lower clamping plate 35, an end monitoring device 36 and a hydraulic plugging end part touch sensor 37.
The hydraulic cylinder bottom guide wheel 30 and the guide wheel driving motor 31 are mainly used for enabling the water taking and draining port plugging device to automatically walk when falling to the guide rail 29 where the water taking and draining port 19 is located, and under the driving of the guide wheel driving motor 31, the water taking and draining port plugging device is pulled to follow the guide rail 29 until a hydraulic plugging end portion touch sensor 37 sends out a signal, and under the action of a control system, the guide wheel driving motor 31 is stopped to run.
The bottom monitoring device 28 and the end monitoring device 36 can direct the drain opening blocking device to move in a predetermined path during the up-down and active movement, avoiding collision with drain opening facilities and components and avoiding damage to components on the drain opening blocking device.
The upper sleeve hole 11, the upper clamping plate 12, the hinge part 15, the lower sleeve hole 34 and the lower clamping plate 35 form a sealing coupling and locking part of the water taking and draining opening sealing device and the water taking and draining opening, and bear acting force generated when the water taking and draining opening is sealed and sealed. When the end part of the water taking and discharging port plugging device touches a hydraulic plugging end part touch sensor 37, the whole water taking and discharging port plugging device moves upwards, and moves towards the end part direction of the water taking and discharging port 19 after touching the water taking and discharging port until the lower sleeve hole 34 and the lower positioning pin 33 on the water taking and discharging port are completely penetrated and closed, and the hoisting steel wire rope 5 is loosened; the upper sleeve hole 11 and the upper clamping plate 12 are aligned with an upper baffle ring 16 and an upper positioning pin 17 of the water taking and discharging opening.
The water taking and discharging port fixing plate 18, the water taking and discharging port 19, the hydraulic cylinder 21, the guide rod 22 with the guide wheel, the hydraulic soft bag or the telescopic joint 23, the operating liquid 24 in the inner cavity of the hydraulic cylinder, the sealing plate 25, the sealing annular boss 26 and the soft sealing ring 27 form a sealing part of the water taking and discharging port sealing device. After the upper sleeve hole 11, the upper clamping plate 12, the upper baffle ring 16 of the water taking and discharging port and the upper positioning pin 17 are aligned, a hydraulic operating system of the water taking and discharging port plugging device is started, and the hydraulic cylinder 21 is pressurized through the hydraulic pipeline 10; the hydraulic soft bag or the expansion joint 23 pushes the sealing plate 25 to move towards the end part of the water taking and draining port 19 under the action of high-pressure operating liquid and is butted with the water taking and draining port fixing plate 18 of the water taking and draining port 19; under the continuous action of high-pressure operating liquid, the upper sleeve hole 11, the upper clamping plate 12, the upper baffle ring 16 and the upper positioning pin 17 of the water taking and discharging opening, and the lower sleeve hole 34 and the lower positioning pin 33 of the water taking and discharging opening are in compaction contact; under the further continuous action of the high-pressure operating liquid, the sealing plate 25 pushes the sealing annular boss 26, the soft sealing ring 27 and the water taking and discharging opening fixing plate 18 to be pressed against each other continuously, the water stopping effect is achieved until the water taking and discharging opening 19 is completely blocked, whether the pressure of the hydraulic system is normal or not can be monitored by the electric contact pressure gauge 9, the hydraulic system can start a pressure oil pump of the hydraulic system according to a signal sent by the electric contact pressure gauge 9, the hydraulic cylinder 21 is guaranteed to have normal operating force all the time, and the water taking and discharging opening 19 can be effectively and safely blocked for a long time. The guide rod 22 with guide wheel is in close contact with the inside of the hydraulic cylinder 21, which ensures that the sealing plate 25 will not be displaced by a large error during the approach to the water intake and discharge opening 19.
The hydraulic filling and discharging system of the plugging device for the water taking and discharging port is composed of a hydraulic operation oil inlet pipe 6, a hydraulic operation oil discharging pipe 7, a hydraulic operation station 8, an electric contact pressure gauge 9, a hydraulic operation pipeline 10, a hydraulic soft bag or an expansion joint 23, operation liquid 24 in an inner cavity of a hydraulic cylinder and a sealing plate 25. In the plugging process of the plugging device of the water taking and draining port, the hydraulic operating station 8 is started to charge oil to the hydraulic cylinder of the plugging device of the water taking and draining port, so as to plug the water taking and draining port; according to the signal that electric contact manometer 9 sent, carry out the pressurize to the pneumatic cylinder, get the sealed of outlet and keep lasting effective, play long-term shutoff effect. After the plugging of the water taking and draining port is finished, the hydraulic operation oil inlet pipe 6 and the hydraulic operation oil outlet pipe 7 on the hydraulic operation station 8 are switched, the hydraulic operation oil inlet pipe 6 is closed, the hydraulic operation oil outlet pipe 7 is connected, and the operation liquid 24 in the inner cavity of the hydraulic cylinder flows back to the hydraulic operation station 8. The hydraulic soft bag or the expansion joint 23 moves in the opposite direction, so that the water intake and drainage port 19 has water intake and drainage functions again.
The implementation mode of the underwater water taking and discharging opening plugging device mainly comprises two conditions:
1) the implementation steps for plugging the underwater water taking and discharging port are as follows: as shown in fig. 1 and 3, the water intake/drainage port plugging device is hoisted into the water from the operation platform by using a hoisting system of the water intake/drainage port plugging device. In the second step, the bottom monitoring device 28 and the end monitoring device 36 are used to feed back the images in the water, and the drainage port plugging device is placed on the drainage port bottom guide rail 29 at the bottom of the platform where the drainage port 19 is located, as shown in fig. 4. And thirdly, starting a guide wheel driving motor 31 on a guide wheel 30 at the bottom of the water taking and draining port plugging device, driving the water taking and draining port plugging device to move towards the end part of the water taking and draining port, and correcting the direction by means of an image fed back by an end part monitoring device 36 in the walking process until a touch feedback signal is sent by a touch sensor 37 at the hydraulic plugging end part, stopping the operation of the guide wheel driving motor 31, and finally, positioning the guide wheel driving motor 31 at the position as shown in fig. 5. And fourthly, hoisting the whole water taking and discharging port plugging device by using the hoisting system, hoisting the whole water taking and discharging port plugging device by using an image fed back by the end part monitoring device 36 to the position shown in figure 6, moving the whole water taking and discharging port plugging device to the direction far away from the water taking and discharging port until the lower sleeve hole 34 and the lower clamping plate 35 on the water taking and discharging port plugging device, the lower blocking ring 32 and the lower positioning pin 33 on the water taking and discharging port plugging device are completely penetrated, slowly lowering the hoisting rope 14 connected with the upper clamping plate and the hoisting rope 20 connected with the hydraulic cylinder at the position shown in figure 7, and turning down the upper sleeve hole 11 and the upper clamping plate 12 to the horizontal position. And a fifth step of starting a hydraulic operation station 8 arranged on the operation platform 1, filling pressure into a hydraulic cylinder cavity of the water taking and draining opening plugging device by hydraulically operating the oil inlet pipe 6, pushing a sealing plate 25 to be supported and guided by a guide rod with a guide wheel by operation liquid 24 in the hydraulic cylinder cavity to be close to a water taking and draining opening fixing plate 18 of the water taking and draining opening 19, and generating sealing effect by mutual extrusion action of the sealing plate 25, a sealing annular boss 26, a soft sealing ring 27 and the water taking and draining opening fixing plate 18 under the meshing of an upper sleeving hole 11, an upper clamping plate 12, an upper blocking ring 16 of the water taking and draining opening and an upper positioning pin 17 and the meshing of a lower sleeving hole 34, a lower clamping plate 35, a lower blocking ring 32 of the water taking and draining opening and a lower positioning pin 33. And sixthly, the continuous pressure maintaining of the hydraulic system is realized by utilizing a signal of an electric contact pressure gauge 9 arranged on the hydraulic system, so that the long-term sealing and water stopping effect of the water taking and draining port plugging device is achieved, and a hydraulic pump of the hydraulic system is started when the hydraulic system is depressurized to pressurize the hydraulic system, so that the pressure maintaining effect is achieved.
2) The implementation steps for eliminating the plugging of the underwater water taking and discharging port are as follows: after the equipment in the water supply and drainage system is replaced, the water taking and drainage port plugging device for plugging the underwater water taking and drainage port needs to be moved out, and the method specifically comprises the following steps: the first step is to switch the oil inlet pipe 6 and the oil outlet pipe 7 on the hydraulic operation station 8, namely, to close the oil inlet pipe 6, to connect the oil outlet pipe 7, to discharge the hydraulic fluid in the hydraulic cylinder cavity back to the hydraulic operation station 8, and the sealing plate 25 will squeeze the hydraulic soft bag or the expansion joint 23 back to the hydraulic cylinder 21 under the action of the external water near the water outlet. In the second step, after the sealing plate 25 is returned to the original position of the hydraulic cylinder 21, the included angle between the lifting rope 14 connected with the upper clamping plate and the lifting rope 20 connected with the hydraulic cylinder is adjusted by using the lifting rod 4 of the lifting device 3 under the action of a video image, and the water taking and discharging port plugging device is dragged to move towards the water taking and discharging port 19 by using the space between the sealing plate 25 and the water taking and discharging port fixing plate 18 until the upper trepanning 11 and the upper clamping plate 12 are separated from the upper water taking port blocking ring 16 and the upper positioning pin 17, and the lower trepanning 34 and the lower clamping plate 35 are separated from the lower water taking port blocking ring 32 and. And thirdly, slowly lowering the hoisting steel wire rope 5 to enable the water taking and discharging port plugging device to slowly fall onto a water taking and discharging port bottom guide rail 29 at the bottom of the water taking and discharging port 19. And starting a guide wheel driving motor 31 on a guide wheel 30 at the bottom of the hydraulic cylinder to drive the whole water taking and discharging opening plugging device to move towards the direction far away from the water taking and discharging opening 19 until the whole water taking and discharging opening plugging device is separated from the whole water taking and discharging opening 19. And fourthly, closing the guide wheel driving motor 31, starting the lifting mechanism of the lifting device 3 until the whole water taking and draining port plugging device is exposed out of the water surface, and transferring the plugging device to the whole operating platform 1.
The principle and the structure of the technical scheme of the invention are shown in detail in fig. 1 and fig. 2, wherein fig. 1 is a layout (sectional view) of an underwater water taking and discharging opening plugging device, and fig. 2 is a layout (plan view) of the underwater water taking and discharging opening plugging device. The plugging process of the underwater water taking and discharging port can refer to fig. 3 to 8, and the process of eliminating plugging of the underwater water taking and discharging port is not shown in a schematic view.
The underwater water taking and discharging opening plugging device can also be used in similar petrochemical industry or other industries for projects and projects which can not be plugged by people diving.
The above-described embodiments are intended to illustrate the present invention, but not to limit the present invention, and any modifications, equivalents, improvements, etc. made within the spirit of the present invention and the scope of the claims fall within the scope of the present invention.
Claims (9)
1. The utility model provides an underwater water taking and discharging opening plugging device which characterized in that: the underwater water taking and discharging opening plugging device is used for plugging the pipe opening of the water discharging pipeline and comprises a hydraulic cylinder, the hydraulic cylinder is hinged with the upper clamping plate and forms an integral structure with the lower clamping plate, the upper clamping plate and the lower clamping plate are semi-annular to form closed surrounding of the drainage pipeline, the upper clamping plate is provided with an upper sleeve hole to be matched with an upper positioning pin arranged on the drainage pipeline, the lower clamping plate is provided with a lower sleeve hole to be matched with a lower positioning pin arranged on the drainage pipeline to limit the plugging device of the underwater water taking and discharging port to the drainage pipeline, the hydraulic device is characterized in that a sealing plate is arranged in the hydraulic cylinder, a hydraulic soft bag or a hydraulic expansion joint is arranged between the sealing plate and the hydraulic cylinder to push the sealing plate to a water taking and discharging port of the drainage pipeline and seal the water taking and discharging port of the drainage pipeline, and the hydraulic cylinder is communicated with a hydraulic operation station through a hydraulic operation pipeline.
2. The underwater water intake and drainage opening plugging device of claim 1, wherein: and guide rods with guide wheels are arranged between the upper end and the lower end of the sealing plate and the hydraulic cylinder.
3. The underwater water intake and drainage opening plugging device of claim 1, wherein: and one side of the sealing plate, which is contacted with the water taking and discharging port of the water discharging pipeline, is provided with a sealing annular boss, and a soft sealing ring is fixed on the sealing annular boss.
4. The underwater water intake and drainage opening plugging device of claim 1, wherein: and a hydraulic cylinder guide wheel is arranged at the bottom of the hydraulic cylinder.
5. The utility model provides an underwater water taking and draining port plugging structure which characterized in that: the underwater water taking and discharging opening plugging structure comprises the underwater water taking and discharging opening plugging device as claimed in claim 1, and further comprises an operating platform, wherein a hoisting device is arranged on the operating platform, a hoisting rod is arranged on the hoisting device, a hoisting steel wire rope is arranged at the other end of the hoisting rod, two hoisting ropes are arranged at the lower end of the hoisting steel wire rope, one hoisting rope is connected with an upper clamping plate of the underwater water taking and discharging opening plugging device, the other hoisting rope is connected with a hydraulic cylinder, and the lengths of the two hoisting ropes ensure that the upper clamping plate and the hydraulic cylinder are turned; the underwater water taking and discharging opening plugging structure further comprises a water discharging pipeline, wherein a water taking opening upper blocking ring and a water taking opening lower blocking ring are arranged on the position, close to the water taking and discharging opening, of the water discharging pipeline, the water taking opening upper blocking ring and the water taking opening lower blocking ring form a closed blocking ring surrounding the water discharging pipeline, and an upper positioning pin and a lower positioning pin are respectively arranged on one side, back to the underwater water taking and discharging opening plugging device, of the water taking opening upper blocking ring and the water taking opening lower blocking ring; the length of the upper clamping plate is longer than that of the lower clamping plate and/or the length of the upper positioning pin is shorter than that of the lower positioning pin so that the upper clamping plate hinged with the hydraulic cylinder is overturned and sleeved on the upper positioning pin after being sleeved with the lower clamping plate to the lower positioning pin.
6. The underwater water intake and drainage opening blocking structure of claim 5, wherein: the underwater water taking and draining port plugging structure further comprises a guide rail, and the guide rail is arranged below the water taking and draining port of the water draining pipeline.
7. The underwater water intake and drainage opening blocking structure of claim 5, wherein: the hydraulic operation station is provided with a hydraulic operation oil inlet pipe and a hydraulic operation oil outlet pipe, the hydraulic operation oil inlet pipe and the hydraulic operation oil outlet pipe are both connected with a hydraulic operation pipeline, the hydraulic operation pipeline is provided with an electric contact pressure gauge, and the other end of the hydraulic operation pipeline is communicated with a hydraulic cylinder.
8. The underwater water intake and drainage opening blocking structure of claim 5, wherein: and a water taking and discharging port fixing plate is arranged at the outer edge of the water taking and discharging port of the water discharging pipeline and is matched with a sealing plate of the underwater water taking and discharging port plugging device to plug and seal the water taking and discharging port.
9. The underwater water intake and drainage opening blocking structure of claim 5, wherein: the underwater water taking and discharging opening plugging structure further comprises a bottom monitoring device, an end monitoring device and an end touch sensor, wherein the bottom monitoring device, the end monitoring device and the end touch sensor are all arranged on the underwater water taking and discharging opening plugging device, the bottom monitoring device faces the lower portion of the underwater water taking and discharging opening plugging device, the end monitoring device faces the direction of a rock wall where a water discharging pipeline is located, and the end touch sensor is arranged at the outer end of a lower clamping plate of the underwater water taking and discharging opening plugging device.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210177826.XA CN114541333A (en) | 2020-06-29 | 2020-06-29 | Underwater water taking and draining port plugging device and plugging structure |
| CN202010605564.3A CN111794188B (en) | 2020-06-29 | 2020-06-29 | Underwater water taking and draining port plugging device and plugging structure |
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| CN202010605564.3A CN111794188B (en) | 2020-06-29 | 2020-06-29 | Underwater water taking and draining port plugging device and plugging structure |
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| CN202210177826.XA Division CN114541333A (en) | 2020-06-29 | 2020-06-29 | Underwater water taking and draining port plugging device and plugging structure |
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| CN202210177826.XA Pending CN114541333A (en) | 2020-06-29 | 2020-06-29 | Underwater water taking and draining port plugging device and plugging structure |
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| CN207727535U (en) * | 2017-12-06 | 2018-08-14 | 海门市设备安装工程有限公司 | A kind of underwater drainage mouth of a river plugging structure of drainage system |
| CN209228062U (en) * | 2018-11-19 | 2019-08-09 | 中建三局第二建设工程有限责任公司 | A kind of pump line block head device |
| CN209430943U (en) * | 2018-10-15 | 2019-09-24 | 中山盟伟五金铸造有限公司 | A kind of quick blocking bindiny mechanism |
| CN213038326U (en) * | 2020-06-29 | 2021-04-23 | 中国电建集团华东勘测设计研究院有限公司 | Underwater water taking and draining port plugging device and plugging structure |
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| CN204551721U (en) * | 2015-04-28 | 2015-08-12 | 广东梅雁吉祥水电股份有限公司 | The air filling type plugging structure of power station gutter |
| CN105570601B (en) * | 2016-02-24 | 2018-09-28 | 北京世杰通石油科技有限公司 | A kind of plugging device |
| CN110453643B (en) * | 2019-09-11 | 2024-03-05 | 青岛直升机航空有限公司 | Plugging device for plugging dike breach by using natural water energy |
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- 2020-06-29 CN CN202210177826.XA patent/CN114541333A/en active Pending
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| CN207122708U (en) * | 2017-07-27 | 2018-03-20 | 杜红迪 | A kind of oil pump hermeticity experiment plug |
| CN207727535U (en) * | 2017-12-06 | 2018-08-14 | 海门市设备安装工程有限公司 | A kind of underwater drainage mouth of a river plugging structure of drainage system |
| CN209430943U (en) * | 2018-10-15 | 2019-09-24 | 中山盟伟五金铸造有限公司 | A kind of quick blocking bindiny mechanism |
| CN209228062U (en) * | 2018-11-19 | 2019-08-09 | 中建三局第二建设工程有限责任公司 | A kind of pump line block head device |
| CN213038326U (en) * | 2020-06-29 | 2021-04-23 | 中国电建集团华东勘测设计研究院有限公司 | Underwater water taking and draining port plugging device and plugging structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111794188B (en) | 2022-03-18 |
| CN114541333A (en) | 2022-05-27 |
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