CN112921909A - Large-span moisture-proof working gate - Google Patents
Large-span moisture-proof working gate Download PDFInfo
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- CN112921909A CN112921909A CN202110362454.3A CN202110362454A CN112921909A CN 112921909 A CN112921909 A CN 112921909A CN 202110362454 A CN202110362454 A CN 202110362454A CN 112921909 A CN112921909 A CN 112921909A
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- door body
- upper door
- lower door
- gate
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B7/00—Barrages or weirs; Layout, construction, methods of, or devices for, making same
- E02B7/20—Movable barrages; Lock or dry-dock gates
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B7/00—Barrages or weirs; Layout, construction, methods of, or devices for, making same
- E02B7/20—Movable barrages; Lock or dry-dock gates
- E02B7/38—Rolling gates or gates moving horizontally in their own plane, e.g. by sliding
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B8/00—Details of barrages or weirs ; Energy dissipating devices carried by lock or dry-dock gates
- E02B8/02—Sediment base gates; Sand sluices; Structures for retaining arresting waterborne material
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- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
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Abstract
The application relates to a large-span moisture-proof working gate, belonging to the technical field of gates. The large-span tide-blocking working gate comprises a gate body, a rotation driving device, a silt pressure sensing device, a first sediment silt cleaning device, a second sediment silt cleaning device and a controller. The gate body comprises a lower door body and an upper door body, the lower door body and the upper door body are arranged in a split mode, the lower door body is arranged at the bottom of a river, two ends of the length direction of the lower door body are used for being in running fit with gate piers on two sides of the river mouth, the lower door body is in running fit with the bottom of the river, the upper door body is configured to be arranged above the lower door body, the upper door body is in sliding and sealing fit with the lower door body, and the upper door body can move relative to the. The large-span tidal bore-blocking working gate is used for a strong tidal bore estuary ship lock, is safe and stable, and has lower maintenance cost.
Description
Technical Field
The application relates to the technical field of gates, in particular to a large-span moisture-proof working gate.
Background
Compared with the traditional gate, the moisture-proof working gate has the advantages that both the moisture-proof function and the navigation function can be taken into consideration, and the importance is higher. The small-span moisture-proof working gate can consider using a plane lifting gate or a transverse sliding gate, but for the large-span moisture-proof gate (usually defined as more than 26 meters in length), in order to meet the requirements of strength, rigidity and stability, the whole structure of the lifting gate structure can be heavy, the requirements on gate opening and closing equipment and hydraulic buildings are higher, and the safe operation of the gate is not facilitated; when the sliding door is used for a strong tidal bore river mouth, the sediment content of a river channel is high, sediment is easy to deposit on the lower walking trolley, sediment removal is often needed, and the maintenance cost is high.
Disclosure of Invention
The utility model provides a new safe, stable large-span keeps off damp work gate, and maintenance cost is lower.
The application is realized by the following technical scheme:
the application provides a large-span tide blocking working gate for strong tidal bore river mouth, include:
the gate body comprises a lower door body and an upper door body which are arranged in a split mode, the lower door body is arranged at the bottom of a river, two ends of the lower door body in the length direction are used for being in running fit with gate piers on two sides of the river mouth, the lower door body is in running fit with the bottom of the river, the upper door body is arranged above the lower door body, the upper door body is in sliding and sealing fit with the lower door body, and the upper door body can move relative to the lower door body along the width direction of the river mouth;
the rotation driving device is used for driving the lower door body to rotate relative to the upper door body;
the silt pressure sensing devices are respectively arranged on the lower door body and the upper door body and are used for detecting the silt deposition conditions of the lower door body and the upper door body;
the first sediment silt cleaning device is arranged at the bottom of the upper door body;
the second sediment silt cleaning device is arranged inside the lower door body;
the controller is used for being electrically connected with the silt pressure sensing device, the first sediment silt cleaning device and the second sediment silt cleaning device respectively;
the upper door body is provided with an opening state and a closing state, when the upper door body is in the opening state, the upper door body is configured to be accommodated in a door storehouse of one of gate piers on two sides of the river mouth, at the moment, the lower door body is separated from the upper door body, and the lower door body can rotate relative to the upper door body; when the upper door body is in a closed state, two ends of the upper door body in the length direction are configured to be clamped in the gate slots of gate piers on two sides of the river mouth, and the upper door body is located above the lower door body and blocks the river mouth together.
According to the large-span moisture-proof working gate, the upper door body and the lower door body are in a superposed structure, the upper door body is opened or closed in a transverse pulling mode, the operation is simple, and the requirement on opening and closing equipment of the upper door body is low. Under the no tidal bore condition, the upper portion door body normally opens and close, and under silt forced induction device sensed the serious condition of silt siltation, the first siltation silt cleaning device of controller control and second siltation silt cleaning device went on earlier and wash loose with siltation silt, then the upper portion door body normal operating, when the upper portion door body was in the state of opening, can empty the siltation silt of the lower portion door body through rotating the lower portion door body to the upper portion door body is normally closed. Under the condition of tidal bore, the upper door body is in a closed state, the valve is in a tidal-stop state, the upper door body is clamped in the gate slots of gate piers on two sides of the river mouth, the upper door body is well stressed, and buildings behind the upper door body are effectively protected. The large-span tidal bore-blocking working gate is used for a tidal bore river mouth ship lock, can solve the problem of tidal bore river mouth tidal bore-blocking, and meanwhile overcomes the problem that silt is easy to deposit seriously, and the maintenance cost is low.
According to some embodiments of the application, the lower door body comprises at least one working face, each working face is provided with a rail for cooperating with the upper door body, the rail extends along the length direction of the lower door body, and the upper door body is configured to be in sliding fit with the rail.
In the scheme, the upper door body is guided to move by matching the rail arranged on the working face with the upper door body, and the upper door body is ensured to move flexibly and stably relative to the lower door body.
According to some embodiments of this application, the lower part door body includes two terminal surfaces and side, and the side is located between two terminal surfaces, and the side sets up around the periphery wall of terminal surface, and the side is connected with two terminal surfaces and is formed hollow structure, and the side includes arc surface and at least one working face, and arc surface and all working faces set gradually around the circumference of the lower part door body, and the arc surface is configured to and river bottom normal running fit.
In the scheme, the arc surface and the river bottom rotate, so that the lower door body and the river bottom can flexibly rotate, and the rotating friction force of the lower door body is reduced.
According to some embodiments of the application, the side includes two working faces, and two working faces are adjacently arranged along the circumference of the lower door body and have an included angle therebetween.
In the above scheme, the two working faces are provided with the standby tracks so as to prolong the service life of the lower door body, and the two adjacent working faces are matched with the upper door body in turn, so that the energy consumption is saved, and the working efficiency is improved.
According to some embodiments of the present application, the included angle is 80 ° to 100 °.
In the above scheme, the selection of contained angle is convenient for when switching between two working faces, topples over the siltation silt on the working face.
According to some embodiments of the present application, the included angle is 90 °.
In the above scheme, two adjacent working faces set up perpendicularly for when one of them plane is the horizontality, another working face is vertical state, be convenient for empty the siltation silt that is in before rotating on the working face of horizontality, and simultaneously, the working face that is in vertical state before rotating is unfavorable for the siltation, can clear up the siltation silt that is in on the working face of vertical state easily through second siltation silt cleaning device, so that rotate the back and cooperate with the upper portion door body.
According to some embodiments of the application, the lower door body is of a hollow structure, each working face is provided with a sand flushing hole, the sand flushing holes are communicated with the inside and the outside of the lower door body, and the second sediment cleaning device corresponds to the sand flushing holes.
In the above scheme, the sand flushing hole corresponds to the second sediment silt cleaning device, so that the second sediment silt cleaning device flushes away the sediment silt of the working face through the sand flushing hole.
According to some embodiments of the application, the bottom of the upper door body is provided with a lower traveling trolley, and the lower traveling trolley is used for being matched with the track so as to drive the upper door body to travel along the track.
In the scheme, the lower traveling trolley is matched with the track, so that the upper door body can travel along the track conveniently, and the moving flexibility of the upper door body is improved.
According to some embodiments of the application, the bottom of the upper door body is provided with a track cleaner, and the track cleaner is used for cleaning up orbital silted sediment when the upper door body switches from an open state to a closed state.
In the scheme, the track is cleaned through the track cleaner, so that the lower walking trolley can conveniently move along the track, and the moving resistance of the lower walking trolley is reduced.
According to some embodiments of the application, large-span tide work gate still includes at least one supporting seat, and every supporting seat is used for setting up in the river bottom, and the recess that corresponds with the supporting seat is seted up to the lower part door body, and the supporting seat is configured to insert and locates in the recess that corresponds, and the supporting seat is rotationally sealed cooperation with the lower part door body.
In the scheme, the lower door body is supported by the supporting seat, so that the overall rigidity and stability of the lower door body are ensured.
Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.
Fig. 1 is a schematic structural view of a long-span moisture-proof working gate according to an embodiment of the present application;
fig. 2 is a schematic view illustrating the cooperation of an upper door body and a lower door body of a large-span moisture-proof working gate according to an embodiment of the present application;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 1 (before rotation);
fig. 4 is a cross-sectional view (after rotation) in the direction a-a of fig. 1.
Icon: 100-large-span tide-blocking working gate; 11-upper door body; 111-lower walking trolley; 12-a lower door body; 121-a rotating shaft; 122-a working surface; 123-arc surface; 124-track; 125-end face; 20-gate pier; 21-a door store; 22-a door slot; 23-a limit switch; 30-bottom foundation; 40-a rotational drive; 41-rotating the driving motor; 42-a speed reducer; 43-a coupling; 50-a silt pressure sensing device; 61-a first sediment removal device; 62-a second sediment removal device; 70-a support seat; 80-a rack and pinion drive; 90-estuary.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present application, it should be noted that the terms "inside", "outside", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the application usually place when using, and are only used for convenience in describing the present application and simplifying the description, but do not indicate or imply that the devices or elements that are referred to must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the description of the present application, it is also to be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
A large-span tidal work gate according to an embodiment of an aspect of the present application is described below with reference to the drawings.
As shown in fig. 1 to 4, a long-span tidal bore gate 100 according to an embodiment of the present application, for use in a strong tidal estuary, the long-span tidal bore gate 100 includes: the gate comprises a gate body, a rotation driving device 40, a silt pressure sensing device 50, a first sediment silt cleaning device 61, a second sediment silt cleaning device 62 and a controller.
Specifically, the gate body is used for being installed on the foundation of a strong tidal estuary, for example, as shown in fig. 1, gate piers 20 are arranged on both sides of the estuary 90, and a bottom foundation 30 is arranged on the bottom (called river bottom for short) of the estuary 90, the gate piers 20 and the bottom foundation 30 are generally concrete buildings, and the bottom foundation 30 is connected with the gate piers 20 on both sides of the estuary 90.
As shown in fig. 1 and 2, the gate body includes a lower door body 12 and an upper door body 11 which are separately arranged, the lower door body 12 is used for being arranged at the bottom of a river and is rotatably matched with the bottom of the river (bottom foundation 30), two ends of the lower door body 12 in the length direction are used for being rotatably matched with gate piers 20 at two sides of the river mouth 90, for example, two ends of the lower door body 12 are connected with bearings embedded in the gate piers 20 at two sides of the river mouth 90 through a rotating shaft 121; the upper door 11 is disposed above the lower door 12, and the upper door 11 is slidably and sealingly engaged with the lower door 12, and the upper door 11 is movable in the width direction of the river mouth 90 relative to the lower door 12. Note that the width direction of the estuary 90 coincides with the length direction of the lower door 12, and it is understood that the length direction of the gate body coincides with the width direction of the estuary 90, and in this application, the length direction of the lower door 12 is denoted by X in fig. 1. The rotary driving device 40 is used for driving the lower door body 12 to rotate relative to the lower door body 12 so as to provide driving for the rotation of the lower door body 12. The upper door body 11 has an open state and a closed state, when the upper door body 11 is in the open state, the upper door body 11 is configured to be accommodated in the door storehouse 21 of one of the gate piers 20 at both sides of the river mouth 90, at this time, the lower door body 12 is separated from the upper door body 11, and the lower door body 12 can rotate relative to the upper door body 11; when the upper door body 11 is in the closed state, both ends in the longitudinal direction of the upper door body 11 are arranged to be caught in the gate grooves 22 of the gate piers 20 on both sides of the river mouth 90, and the upper door body 11 is located above the lower door body 12 and blocks the river mouth 90 together. For example, gate piers 20 on both sides of the river mouth 90 are provided with gate slots 22 matched with the upper door body 11, when the upper door body 11 is in a closed state, both ends of the upper door body 11 are located in the gate slots 22, and can resist a large tidal surge force, so that an acting force (such as tidal surge force) applied to the upper door body 11 is shared by the gate piers 20 on both sides of the river mouth 90, and the safety of the gate body is ensured. One of the gate piers 20 on both sides of the river mouth 90 is provided with a gate storehouse 21, and the opening of the gate storehouse 21 faces the other gate pier 20 so that the upper door body 11 is stored in the gate storehouse 21 or moved out of the gate storehouse 21. On the gate pier 20 provided with the door storage 21, the opening of the door storage 21 is communicated with the door slot 22.
The silt pressure sensing devices 50 are respectively arranged on the lower door body 12 and the upper door body 11, and are used for detecting silt deposition conditions of the lower door body 12 and the upper door body 11. The first sediment silt cleaning device 61 is arranged at the bottom of the upper door body 11, and the second sediment silt cleaning device 62 is arranged inside the lower door body 12 and used for flushing silt deposited on the upper door body 11 and the lower door body 12. The controller is used for silt pressure sensing device 50, first sediment silt cleaning device 61 and second sediment silt cleaning device 62 electricity to be connected for according to the silt siltation condition of lower part door body 12 and upper portion door body 11 that silt pressure sensing device 50 detected, control first sediment silt cleaning device 61 and the work of second sediment silt cleaning device 62.
According to the large-span moisture-proof working gate 100 of the embodiment of the application, the upper door body 11 and the lower door body 12 are in a superposed structure, the upper door body 11 is in a transverse pulling type opening or closing mode, the operation is simple, and the requirement on opening and closing equipment of the upper door body 11 is low. Under the no tidal bore condition, upper portion door body 11 normally opens and close, under the serious condition of silt deposition is sensed to silt pressure-sensitive device 50, the first silt cleaning device 61 of depositing and the second silt cleaning device 62 of controller control are deposited silt in advance and are washed loose, then upper portion door body 11 normal operating, when upper portion door body 11 is in the open mode, can empty the siltation silt of lower portion door body 12 through rotating lower portion door body 12 to upper portion door body 11 is normally closed. Under the condition of tidal bore, the upper door body 11 is in a closed state, the valve is in a tidal-stop state, the upper door body 11 is clamped in the gate slots of the gate piers 20 at two sides of the river mouth, the upper door body 11 is well stressed, and a building behind the upper door body 11 is effectively protected. This large-span tide blocking work gate 100 for strong tidal bore river mouth ship lock can solve the strong tidal bore river mouth and keep off the tide problem, and this gate can be in the easy serious environment normal operating of silting up of silt, can satisfy the clear high requirement of extra high navigation of sea ship, and it is lower to maintain the maintenance cost.
According to some embodiments of the present application, as shown in fig. 2, the lower door body 12 includes at least one working surface 122, each working surface 122 is provided with a rail 124 for cooperating with the upper door body 11, the rail 124 extends along the length direction X of the lower door body 12, and the upper door body 11 is configured to slidingly cooperate with the rail 124. The rail 124 provided on the working surface 122 is engaged with the upper door body 11 to guide the movement of the upper door body 11 and ensure that the upper door body 11 moves flexibly and stably relative to the lower door body 12. Note that, in order to ensure the movement of the upper door body 11, a rail is also provided at the bottom of the door storage 21 (the rail at the bottom of the door storage 21 is defined as a second rail for distinguishing from the rail of the lower door body 12), the second rail corresponds to the rail 124 on the working surface 122, and similarly, a rail is also provided at the bottom of the gate slot 22 of the gate pier 20 where the door storage 21 is not provided (the rail is defined as a third rail for distinguishing from the rail of the lower door body 12), and the third rail corresponds to the rail 124 on the working surface 122.
When the ship needs to be navigated, the upper door body 11 is switched from the closed state to the open state, the upper door body 11 moves to the second rail of the door warehouse 21 along the rail 124 on the working surface 122 first, in the moving process, the upper door body 11 is gradually separated from the third rail, along with the movement of the upper door body 11, the upper door body 11 is completely separated from the rail 124 on the working surface 122, the upper door body 11 is located inside the door warehouse 21, and at this time, the upper door body 11 is in the open state.
According to some embodiments of the present application, as shown in fig. 1 and 2, the lower door body 12 includes two end surfaces 125 and side surfaces, the two end surfaces 125 are located at two opposite ends of the lower door body 12 in the length direction X, the side surfaces are located between the two end surfaces 125, the side surfaces are disposed around the outer peripheral wall of the end surfaces 125, and the side surfaces are connected with the two end surfaces 125 to form a hollow structure; the side surface comprises an arc surface 123 and at least one working surface 122, the arc surface 123 and all the working surfaces 122 are sequentially arranged around the circumferential direction of the lower door body 12, and the arc surface 123 is configured to be in running fit with the river bottom. It should be noted that, when the side surface includes a working surface 122, the arc surface 123 is connected to two ends of the working surface 122 along the circumferential direction of the lower door body 12; when the side surface includes the plurality of working surfaces 122, the plurality of working surfaces 122 are connected in sequence along the circumferential direction of the lower door body 12, and two ends of the arc surface 123 are connected to the two working surfaces 122, respectively. The arc surface 123 rotates with the river bottom, so that the lower door body 12 can flexibly rotate with the river bottom, and the rotating friction between the lower door body 12 and the bottom foundation 30 is reduced.
It will be appreciated that the bottom base 30 of the river bottom is provided with an arcuate slot that matches the arcuate surface 123 of the lower door body 12.
According to some embodiments of the present application, as shown in fig. 2, the side surface includes two working surfaces 122, and the two working surfaces 122 are adjacently disposed along the circumferential direction of the lower door body 12 and have an included angle therebetween. The arrangement of the two working faces 122 enables the lower door body 12 to have a spare track, so that the service life of the lower door body 12 is prolonged, the two adjacent working faces 122 are matched with the upper door body 11 in turn, the lower door body 12 is prevented from rotating in a reciprocating mode when only one working face 122 exists, energy consumption is saved, and working efficiency is improved. For example, after the lower door body 12 is rotated relative to the upper door body 11, one working surface 122 is inclined to pour out the deposited silt thereon, and the other working surface 122 is rotated to a horizontal state to be engaged with the upper door body 11.
According to some embodiments of the present application, the included angle is 80 ° to 100 °. The angle is chosen to facilitate dumping of sediment deposited on the working surfaces 122 when switching between the two working surfaces 122.
Alternatively, the included angle is 90 °, i.e. the two working surfaces 122 are arranged vertically, as shown in fig. 3 and 4, when one of the working surfaces 122 is in the horizontal state, the other working surface 122 is in the vertical state. This kind of angle is selected, is convenient for empty the sediment silt that is in before rotating on the working face 122 of horizontality, and simultaneously, the working face 122 that is in vertical state before rotating is unfavorable for the silt siltation, can clear up the sediment silt that is in on the working face 122 of vertical state easily through second sediment silt cleaning device 62 to cooperate with upper portion door body 11 after rotating.
According to some embodiments of the present application, the lower door body 12 is a hollow structure, each working surface 122 is opened with a sand flushing hole, the sand flushing holes communicate with the inside and the outside of the lower door body 12, and the second sediment removal device 62 is located on the lower door body 12 and corresponds to the sand flushing holes. The sand wash hole corresponds to the second sediment accumulation cleaning device 62 so that the second sediment accumulation cleaning device 62 washes away the sediment accumulation of the working face 122 through the sand wash hole.
For example, each of the sediment accumulation cleaning apparatuses (collectively, the first sediment accumulation cleaning apparatus 61 and the second sediment accumulation cleaning apparatus 62) includes a sediment flushing pipe and an air pump, and the air pump is electrically connected to the controller. After the air pump receives a working instruction sent by the controller, the air pump works, and the air outlet of the air pump discharges high-pressure air through the silt flushing and discharging pipeline so as to flush away deposited silt positioned on the lower door body 12 and the upper door body 11.
In the second sediment silt cleaning apparatus 62, one end of the silt flushing and discharging pipeline is connected to the air outlet of the air pump, and the other end of the silt flushing and discharging pipeline corresponds to the silt flushing hole. After the air pump receives a working instruction sent by the controller, the air pump works, and the air outlet of the air pump conveys high-pressure air to the sand flushing hole through the sand flushing and discharging pipeline to be discharged out of the lower door body 12, so that deposited sand on the working surface 122 is flushed. It should be noted that the silt deposit cleaning apparatus may also employ other driving means, such as a high pressure water pump or the like.
In the first sediment silt cleaning device 61, one end of the silt flushing and discharging pipeline is connected with the air outlet of the air pump, the other end of the silt flushing and discharging pipeline is provided with a nozzle, and the nozzle is arranged towards the working surface 122 of the lower door body 12 facing the upper door body 11, so that sediment silt positioned on the working surface 122 can be flushed away when the air pump works.
According to some embodiments of the present application, as shown in fig. 1, the rotation driving device 40 includes a rotation driving motor 41, a speed reducer 42, and a coupler 43, the rotation driving motor 41 is disposed in the internal installation cavity of the gate pier 20, one end of the speed reducer 42 is connected to an output end of the rotation driving motor 41, the other end of the speed reducer 42 is connected to the coupler 43, and the rotation shaft 121 located at the end of the length direction X of the lower door body 12 is connected to the coupler 43, and is operated by the rotation driving motor 41 to drive the lower door body 12 to rotate. It should be noted that two rotation driving devices 40 are provided, and two rotation driving devices 40 are provided at two ends of the length direction X of the lower door body 12 to ensure that the lower door body 12 rotates stably.
According to some embodiments of the present application, as shown in fig. 2, the lower traveling carriage 111 is provided at the bottom of the upper door body 11, and the lower traveling carriage 111 is configured to cooperate with the rail 124 to drive the upper door body 11 to travel along the rail 124. The structure of the lower traveling carriage 111 is referred to a traveling carriage in the related art, and the present application is not described in detail. The lower traveling trolley 111 is matched with the rail 124, so that the upper door body 11 can conveniently travel along the rail 124, and the moving flexibility of the upper door body 11 is improved. When the upper door body 11 enters the door storage 21, the lower traveling trolley 111 is matched with a second rail arranged on the door storage 21 and travels on the second rail; similarly, when the upper door body 11 enters the door slot 22 of the gate pier 20 where the door storage 21 is not provided, the lower traveling carriage 111 engages with the third rail.
According to some embodiments of the present application, the upper door body 11 is provided with an upper traveling trolley on the top thereof, the upper traveling trolley is disposed on one end of the upper door body 11 close to the door storage 21 along the length direction of the upper door body 11, and the driving device of the upper door body 11 employs a rack and pinion driving device 80. The rack and pinion driving device 80 is arranged at the top of the door storage 21, the rack and pinion driving device 80 comprises a driving motor, a gear and a rack, for example, the driving motor is installed at the top of the door storage 21, the gear is installed at the output end of the driving motor, the rack is installed at the top of the upper door body 11, the gear is meshed with the rack, the driving motor is electrically connected with the controller, and the controller can control the driving motor to work so that the driving motor drives the gear to rotate, and therefore the upper door body 11 is driven to move relative to the door storage. In order to ensure that the upper door body 11 moves stably, two rack and pinion driving devices 80 are provided, and the two rack and pinion driving devices 80 are distributed on two sides of the upper door body 11 in the thickness direction Y.
According to some embodiments of the present application, as shown in fig. 1, the gate pier 20 without the door storage is provided with a limit switch 23, the limit switch 23 is electrically connected to the controller, when the upper door body 11 moves into the door slot of the gate pier 20 without the door storage, after the upper door body 11 contacts the limit switch 23, the limit switch 23 sends a stop signal to the controller, and the controller controls the driving motor to stop according to the stop signal of the limit switch 23, so as to stop the upper door body 11 from moving.
According to some embodiments of the present application, a track cleaner is disposed at a bottom of the upper door body 11, and the track cleaner is configured to clean deposited silt of the track 124 when the upper door body 11 is switched from the open state to the closed state. The rail 124 is cleaned by the rail cleaner so that the lower traveling carriage 111 moves along the rail 124, reducing resistance to movement of the lower traveling carriage 111.
For example, the rail cleaner includes a cleaning brush, the cleaning brush is disposed at an end of the upper door 11 in a length direction, and the cleaning brush corresponds to the rail 124, and when the upper door 11 moves relative to the lower door 12, the cleaning brush can remove silt deposited on the rail 124.
According to some embodiments of the present application, the large-span tidal-stop working gate 100 further includes at least one support seat 70, each support seat 70 is configured to be disposed at the bottom of a river (bottom foundation 30), the lower door body 12 is configured with a groove corresponding to the support seat 70, the support seat 70 is configured to be inserted into the corresponding groove, and the support seat 70 is rotatably and hermetically engaged with the lower door body 12. A supporting shaft is arranged in the groove, and the supporting seat 70 is supported on the supporting shaft and is in running fit with the supporting shaft.
When the large-span moisture-proof working gate 100 is provided with only one support seat 70, the support seat 70 is disposed in the middle of the lower door body 12 in the length direction X of the lower door body 12, so as to ensure the overall stability of the lower door body 12. When the large-span moisture-proof working gate 100 is provided with the plurality of supporting seats 70, the plurality of supporting seats 70 are symmetrically distributed along the center line of the gate body in the length direction X of the lower door body 12, so that the stress of the lower door body 12 is balanced.
The silt pressure sensing device 50 includes pressure sensors, which are respectively disposed at the lower end of the upper door 11 and the working surface 122 of the lower door 12, and are used for detecting silt deposition conditions of the upper door 11 and the lower door 12. The structure of silt pressure sensing apparatus 50 can refer to silt pressure sensing equipment in the prior art, and the embodiment of the present application is not described in detail.
The controller may be a PLC controller configured to be electrically connected to each driving part (electric control part) for controlling the operation of each driving part. The controller is in communication connection with the external control system so as to receive control signals of the external control system. It should be noted that the control principle of the controller and other electrical components of the present application can refer to the control principle of the electrical components of the prior art, and the present application is not described in detail.
According to some embodiments of the present application, the power consuming components in the present application are all electrically connected to an external power source to ensure the normal operation of each power consuming component. The external power source may be provided with a power interface at the gate pier 20 of the estuary 90 to facilitate power-on.
According to some embodiments of the present application, the gate body of the present application has a span greater than 30m and greater than the estuary span to be suitable for a large-span estuary.
The working principle of the large-span moisture-proof working gate 100 according to the embodiment of the present application is:
under the condition of no tidal bore, the large-span tidal stop working gate 100 is normally opened and closed, when the silt pressure sensing device 50 senses that silt is seriously deposited, the lower door body 12 firstly washes away deposited silt by opening the second deposited silt cleaning device 62, and then the lower door body 12 is rotated to dump the deposited silt on the working surface 122, so that the upper door body 11 can normally operate; under the condition of tidal bore, the large-span tidal-stop working gate 100 is in a closing tidal-stop state, the upper door body 11 is in a closing state, and two ends of the upper door body 11 are clamped in gate slots of gate piers 20 on two sides of a river mouth.
The sediment silt is firstly dispersed by the first sediment silt cleaning device 61 and the second sediment silt cleaning device 62, and then the sediment on the lower door body 12 is poured by rotating the lower door body 12, so that the upper door body 11 normally moves relative to the lower door body 12, and the movement resistance is reduced. The large-span tidal bore gate 100 is used for solving the problem of tidal bore at the river mouth of large-span tidal bore and overcoming the problem of serious sediment deposition.
It should be noted that the features of the embodiments in the present application may be combined with each other without conflict.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (10)
1. The utility model provides a large-span tide blocking working gate for strong tidal bore river mouth, its characterized in that includes:
the gate body comprises a lower door body and an upper door body which are arranged in a split mode, the lower door body is used for being arranged at the bottom of a river, two ends of the lower door body in the length direction are used for being in running fit with gate piers on two sides of the river mouth, the lower door body is in running fit with the bottom of the river, the upper door body is arranged above the lower door body, the upper door body is in sliding and sealing fit with the lower door body, and the upper door body can move relative to the lower door body along the width direction of the river mouth;
the rotation driving device is used for driving the lower door body to rotate relative to the upper door body;
the silt pressure sensing devices are respectively arranged on the lower door body and the upper door body and are used for detecting silt deposition conditions of the lower door body and the upper door body;
the first sediment silt cleaning device is arranged at the bottom of the upper door body;
the second sediment silt cleaning device is arranged inside the lower door body;
the controller is used for being electrically connected with the silt pressure sensing device, the first sediment silt cleaning device and the second sediment silt cleaning device respectively;
the upper door body has an open state and a closed state, when the upper door body is in the open state, the upper door body is configured to be accommodated in a door storehouse of one of gate piers on two sides of the river mouth, and at the moment, the lower door body is separated from the upper door body and can rotate relative to the upper door body; when the upper door body is in a closed state, two ends of the upper door body in the length direction are configured to be clamped in gate slots of gate piers on two sides of the river mouth, and the upper door body is located above the lower door body and blocks the river mouth together.
2. The large-span moisture barrier work gate of claim 1, wherein the lower door body comprises at least one work surface, each work surface being provided with a track for engaging with the upper door body, the track extending along a length of the lower door body, the upper door body being configured to slidably engage with the track.
3. The large-span tidal stop working gate according to claim 2, wherein the lower door body comprises two end faces and a side face, the side face is located between the two end faces, the side face is arranged around the peripheral wall of the end face, the side face is connected with the two end faces to form a hollow structure, the side face comprises an arc face and at least one working face, the arc face and all the working faces are sequentially arranged around the circumference of the lower door body, and the arc face is configured to be in running fit with the river bottom.
4. The large-span moisture-proof working gate according to claim 3, wherein the side face comprises two working faces, and the two working faces are adjacently arranged along the circumferential direction of the lower door body and form an included angle therebetween.
5. The large span tidal work gate of claim 4, wherein the included angle is 80 ° -100 °.
6. The large span tidal work gate of claim 5, wherein the included angle is 90 °.
7. The large-span tidal-protection working gate according to claim 2, wherein the lower door body is a hollow structure, each working surface is provided with a sand flushing hole, the sand flushing holes are communicated with the inside and the outside of the lower door body, and the second sediment silt cleaning device corresponds to the sand flushing holes.
8. The large-span moisture-proof working gate as claimed in claim 2, wherein the bottom of the upper door body is provided with a lower traveling trolley, and the lower traveling trolley is used for cooperating with the rail to drive the upper door body to travel along the rail.
9. The large-span moisture-proof working gate according to claim 8, wherein a track cleaner is disposed at a bottom of the upper door body, and the track cleaner is used for cleaning deposited silt of the track when the upper door body is switched from the open state to the closed state.
10. The large-span tidal stop working gate according to claim 1, further comprising at least one support seat, each support seat being configured to be disposed at the bottom of the river, the lower door body being formed with a groove corresponding to the support seat, the support seat being configured to be inserted into the corresponding groove, and the support seat being rotatably and sealingly engaged with the lower door body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110362454.3A CN112921909A (en) | 2021-04-02 | 2021-04-02 | Large-span moisture-proof working gate |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110362454.3A CN112921909A (en) | 2021-04-02 | 2021-04-02 | Large-span moisture-proof working gate |
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| CN112921909A true CN112921909A (en) | 2021-06-08 |
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| CN202110362454.3A Pending CN112921909A (en) | 2021-04-02 | 2021-04-02 | Large-span moisture-proof working gate |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115341524A (en) * | 2022-08-15 | 2022-11-15 | 浙江数智交院科技股份有限公司 | Tidal surge river section ship lock control system and method based on digital twin technology |
| CN115404933A (en) * | 2022-08-25 | 2022-11-29 | 北京恒润安科技有限公司 | Channel siltation identification method and dredging device |
-
2021
- 2021-04-02 CN CN202110362454.3A patent/CN112921909A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115341524A (en) * | 2022-08-15 | 2022-11-15 | 浙江数智交院科技股份有限公司 | Tidal surge river section ship lock control system and method based on digital twin technology |
| CN115404933A (en) * | 2022-08-25 | 2022-11-29 | 北京恒润安科技有限公司 | Channel siltation identification method and dredging device |
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