CN115419026B - Flow limiting gate with sealing mechanism - Google Patents
Flow limiting gate with sealing mechanism Download PDFInfo
- Publication number
- CN115419026B CN115419026B CN202211005115.0A CN202211005115A CN115419026B CN 115419026 B CN115419026 B CN 115419026B CN 202211005115 A CN202211005115 A CN 202211005115A CN 115419026 B CN115419026 B CN 115419026B
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- Prior art keywords
- flashboard
- sealing
- plate
- fixedly connected
- baffle
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- 238000007789 sealing Methods 0.000 title claims abstract description 113
- 230000007246 mechanism Effects 0.000 title claims abstract description 15
- 230000006835 compression Effects 0.000 claims description 11
- 238000007906 compression Methods 0.000 claims description 11
- 238000003756 stirring Methods 0.000 claims description 10
- 230000001154 acute effect Effects 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000005299 abrasion Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 230000002035 prolonged effect Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 239000010865 sewage Substances 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
Classifications
-
- 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
- E02B7/54—Sealings for gates
-
- 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
- E02B7/26—Vertical-lift gates
-
- 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
- E02B7/26—Vertical-lift gates
- E02B7/34—Flash- boards for vertical-lift gates
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Abstract
The invention discloses a flow-limiting gate with a sealing mechanism, which comprises a door frame and a gate plate, wherein the door frame comprises side frames arranged at two sides; the side frames comprise baffle plates and vertical plates, the two sides of the door frame are rotationally connected with sealing rotating plates, the two sides of the sealing rotating plates are fixedly connected with rubber sealing strips, and the upper ends of the sealing rotating plates are fixedly connected with poking pins; the upper end of the flashboard is provided with a screw rod for lifting the door plate, a rod body of the screw rod is rotationally connected with a pull rod, the upper end of the flashboard is fixedly connected with a fixed block, the left end and the right end of the fixed block are provided with sliding grooves, a pushing block sliding along the sliding grooves is arranged in the sliding grooves, and the lower end of the pull rod is rotationally connected with the pushing block; one end of the pushing block, which is far away from the fixed block, is provided with a fork rod, and the fork rod is positioned at the outer side of the poking pin. According to the invention, the flashboard is sealed when the flashboard is closed, and the sealing component is separated from the flashboard when the flashboard is opened, so that abrasion to the rubber sealing strip when the flashboard is opened is avoided.
Description
Technical field:
the invention relates to the technical field of gates, in particular to a flow limiting gate with a sealing mechanism.
The background technology is as follows:
the gate is used for closing and opening the control facilities of the water discharge channel, is an important component of the hydraulic building, and can be used for intercepting water flow, controlling water level, adjusting flow, discharging sediment, floating objects and the like.
In the sewage treatment process, the sewage after the sewage treatment is drained to a required area through a canal. The canal adopts a flow limiting gate to control the on-off of water flow and the size of water flow in the water channel for draining water. One mode of the existing flow-limiting gate is to fix the gate frame by using sealing rubber strips, and the gate plate is attached to the sealing rubber strips for sealing. Because the flashboard can move up and down in the opening and closing processes, the joint strip attached to the flashboard can generate friction to lead the joint strip to be worn, and the joint strip is worn and damaged in the long time, so that the sealing effect can not be achieved, and the service life of the joint strip is reduced; the sealing rubber strip is replaced by opening the door plate to carry out water carrying operation, so that the replacement is very inconvenient.
The invention comprises the following steps:
the invention aims to solve the technical problems and provide the flow limiting gate with the sealing mechanism, which reduces the abrasion to the sealing element and prolongs the service life.
In order to achieve the above purpose, the invention is realized by adopting the following technical scheme:
the flow limiting gate with the sealing mechanism comprises a gate frame and a gate plate, wherein the gate frame comprises side frames arranged on two sides; the side frame comprises a baffle and a vertical plate, wherein the two ends of the vertical plate are fixedly connected with the baffle, the baffles at the two ends of the vertical plate are mutually parallel, the vertical plate and the baffle are vertically arranged, an accommodating groove is formed between the baffle and the vertical plate in a surrounding mode, the flashboard is positioned at the inner side of the door frame, and the two sides of the flashboard are positioned in the accommodating groove; the sealing rotating plates are rotatably connected to the two sides of the door frame and positioned at the inner sides of the accommodating grooves, rubber sealing strips are fixedly connected to the two sides of the sealing rotating plates, and stirring pins are fixedly connected to the upper ends of the sealing rotating plates;
the upper end of the flashboard is provided with a screw rod for lifting the flashboard, a rod body of the screw rod is rotationally connected with 2 pull rods through the same rotating shaft, the upper end of the flashboard is fixedly connected with a fixed block, the left end and the right end of the fixed block are provided with sliding grooves, the sliding grooves are internally provided with pushing blocks sliding along the sliding grooves, and the lower ends of the 2 pull rods are respectively rotationally connected with the pushing blocks in the sliding grooves; the one end that the fixed block was kept away from to the pushing block is equipped with the fork arm, the fork arm is located the outside of stirring the round pin, the fork arm extrudees when keeping away from lead screw one side and stirs the round pin and make sealed rotating plate rotate to keeping away from, sealed rotating plate rotates and makes both sides rubber seal strip laminate respectively on baffle and flashboard and seals the clearance between baffle and the flashboard.
Further, the fork rod is provided with an inclined plane for extruding the poking pin, and the inclined plane is arranged at an acute angle with the included angle of the plate surface of the flashboard. The included angle A is an acute angle, so that the tangential force generated by the inclined plane extrusion toggle pin is large, and the sealing rotating plate can be conveniently rotated.
Further, the baffle is fixedly connected with a hinged plate, the upper end of the sealing rotating plate is rotatably connected to the hinged plate, and the lower end of the sealing rotating plate is rotatably connected to the bottom of the door frame; the baffle is connected with a tension spring, the tension spring is located between the sealing rotating plate and the baffle, one end of the tension spring is fixedly connected to the sealing rotating plate, the other end of the tension spring is fixedly connected to the baffle, and the tension spring is used for pulling the sealing rotating plate so that the sealing rotating plate is not contacted with the flashboard in a natural state.
Further, the inner side of the baffle is rotatably connected with rollers, and the rollers are arranged at a plurality of positions on the baffle along the vertical direction.
Further, the lower extreme fixedly connected with first compression spring of lead screw, first compression spring lower extreme butt is in the fixed block upper end. The first compression spring enables the distance between the screw rod and the flashboard to be kept the maximum in the descending process of the flashboard, and ensures that the pushing block is in a contracted state in the descending process of the flashboard; after the flashboard descends to the bottom and is abutted to the lower end of the door frame, the first compression spring is extruded and contracted by the screw rod, so that the pushing block can be ensured to move outwards.
Further, the door frame further comprises an upper beam and a bottom beam, wherein the upper beam and the bottom beam are horizontally arranged, the side frames are vertically arranged at 2 positions and are respectively and fixedly connected with two ends of the upper beam, the bottom beam is fixedly connected to the bottom of the side frames, and the upper beam, the bottom beam and the side frames are enclosed to form a rectangular structure; and a horizontal sealing strip which is used for sealing the bottom of the flashboard is fixedly connected to the bottom beam.
Further, an installation seat is fixedly connected to the upper beam, a worm wheel is rotationally connected to the installation seat, an internal thread is formed in the center of the worm wheel, and the screw rod penetrates through the upper beam and is in threaded fit with the internal thread of the worm wheel; one side of the mounting seat is rotationally connected with a worm, the worm and the worm wheel form worm drive, and one end of the worm is fixedly connected with a hand wheel for stirring the worm.
Further, the upper end of the flashboard is rotationally connected with a rotating shaft, the rotating shafts are arranged on two sides of the pushing block, and the outer wall of the rotating shaft is abutted to the side wall of the pushing block to guide the pushing block, so that the pushing block is prevented from deflecting.
Working principle: according to the technical scheme, when the flashboard needs to be closed, the screw rod moves downwards, the flashboard descends under the action of gravity, two sides of the flashboard are positioned between the sealing rotating plates at two sides in the accommodating groove, after the flashboard descends to the bottom, the flashboard stops descending, the screw rod continues descending, the screw rod downwards extrudes the pull rod to drive the pull rod to rotate outwards, so that the pushing block is driven to move outwards, the fork rod moves towards the direction close to the sealing rotating plate, the fork rod is abutted to the poking pin and then extrudes the poking pin, the sealing rotating plate is driven to rotate, the cross section of the sealing rotating plate is flat, and after the rubber sealing strips are respectively abutted to the flashboard and the baffle, the sealing rotating plate seals a gap between the flashboard and the baffle; when the brake is required to be opened, the screw rod moves upwards to drive the pushing block to shrink towards the center of the brake plate, so that the fork rod is separated from the poking pin, the sealing rotating plate is reset to be separated from the brake plate, and the screw rod continues to move upwards to drive the brake plate to move upwards, so that friction between the brake plate and the rubber sealing strip is avoided, and the service life of the rubber sealing strip is prolonged; sealing is carried out on the flashboard when the flashboard is closed, and the sealing component is separated from the flashboard when the flashboard is opened, so that sealing is realized and the service life of the rubber sealing strip is prolonged.
The flow limiting gate with the sealing mechanism has the following beneficial effects: sealing is carried out on the flashboard when the flashboard is closed, and the sealing component is separated from the flashboard when the flashboard is opened, so that abrasion to the rubber sealing strip when the flashboard is opened is avoided, the flashboard is sealed, and the service life of the rubber sealing strip is prolonged.
Description of the drawings:
the following describes the embodiments of the present invention in further detail with reference to the accompanying drawings:
FIG. 1 is a schematic view of a restrictor gate with sealing mechanism according to the present invention;
FIG. 2 is a schematic view of a part of the structure of the portion B in FIG. 1;
FIG. 3 is a schematic view of a part of the structure of the portion C in FIG. 1;
FIG. 4 is a schematic top view of the pusher block of FIG. 1;
FIG. 5 is a schematic view of the part D in FIG. 4;
fig. 6 is a partial schematic view of the sealing rotating plate in fig. 4 in a sealed state.
The reference numerals in the figures illustrate: 1. a door frame; 11. a side frame; 111. a baffle; 112. a vertical plate; 113. a hinged plate; 114. a tension spring; 115. a roller; 2. a flashboard; 21. a screw rod; 22. a pull rod; 23. a fixed block; 24. a chute; 25. a pushing block; 251. a fork lever; 252. an inclined plane; 26. a first compression spring; 27. a rotating shaft; 3. sealing the rotating plate; 31. a rubber sealing strip; 32. a toggle pin; 4. a girder is arranged; 41. a mounting base; 42. a worm wheel; 43. a worm; 44. a hand wheel; 5. a bottom beam; 51. a horizontal sealing strip.
The specific embodiment is as follows:
it should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
The following description of the technical solutions in the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that, in the embodiments of the present invention, all directional indicators (such as up-down-left-right-front-rear … …) are merely used to explain the relative positional relationship between the components, motion, etc. in a specific posture (as shown in the drawings), if the specific posture is changed, the directional indicators correspondingly change, and the connection may be a direct connection or an indirect connection.
As shown in fig. 1 to 6, a restrictor gate with a sealing mechanism comprises a door frame 1 and a gate plate 2, wherein the door frame 1 comprises side frames 11 arranged on two sides; the side frame 11 comprises a baffle 111 and a vertical plate 112, wherein the baffle 111 is fixedly connected to the two ends of the vertical plate 112, the baffles 111 at the two ends of the vertical plate 112 are mutually parallel, the vertical plate 112 and the baffle 111 are vertically arranged, a containing groove is defined between the baffle 111 and the vertical plate 112, the flashboard 2 is positioned at the inner side of the door frame 1, and the two sides of the flashboard 2 are positioned in the containing groove; the two sides of the door frame 1 are rotatably connected with a sealing rotating plate 3, the sealing rotating plate 3 is positioned at the inner side of the accommodating groove, the two sides of the sealing rotating plate 3 are fixedly connected with rubber sealing strips 31, and the upper end of the sealing rotating plate 3 is fixedly connected with a poking pin 32;
the upper end of the flashboard 2 is provided with a screw rod 21 for lifting the flashboard 2, 2 pull rods 22 are rotatably connected to a rod body of the screw rod 21 through the same rotating shaft, the pull rods 22 face to two sides of the screw rod 21 respectively, the upper end of the flashboard 2 is fixedly connected with a fixed block 23, the left and right ends of the fixed block 23 are provided with sliding grooves 24, the sliding grooves 24 are internally provided with pushing blocks 25,2 sliding along the sliding grooves 24, and the lower ends of the pull rods 22 are rotatably connected to pushing blocks 25 in the left and right sliding grooves 24 respectively; the one end that the fixed block 23 was kept away from to the lapse piece 25 is equipped with the fork rod 251, the fork rod 251 is located the outside of stirring the round pin 32, the fork rod 251 is to the extrusion stirring the round pin 32 when keeping away from lead screw 21 one side and makes sealed rotating plate 3 rotate, sealed rotating plate 3 rotates and makes both sides rubber sealing strip 31 laminate respectively on baffle 111 and flashboard 2 and seals the clearance between baffle 111 and the flashboard 2.
With the technical scheme, when the flashboard 2 needs to be closed, the screw rod 21 moves downwards, the flashboard 2 descends under the action of gravity, two sides of the flashboard 2 are positioned between the sealing rotating plates 3 at two sides in the accommodating groove, after the flashboard 2 descends to the bottom, the flashboard 2 stops descending, the screw rod 21 continues to descend, the screw rod 21 downwards extrudes the pull rod 22 to drive the pull rod 22 to rotate outwards, so that the pushing block 25 is driven to move outwards, the pushing block 25 moves to enable the fork rod 251 to move towards the direction close to the sealing rotating plate 3, the fork rod 251 abuts against the stirring pin 32 and then extrudes the stirring pin 32, the sealing rotating plate 3 is driven to rotate, the sections of the sealing rotating plate 3 are flat, and after the rubber sealing strips 31 are respectively abutted against the flashboard 2 and the baffle 111, gaps between the flashboard 2 and the baffle 111 are sealed by the sealing rotating plate 3; when the brake needs to be opened, the screw rod 21 moves upwards to drive the pushing block 25 to shrink towards the center of the brake plate 2, so that the fork rod 251 is separated from the poking pin 32, the sealing rotating plate 3 is reset to be separated from the brake plate 2, and the screw rod 21 continues to move upwards to drive the brake plate 2 to move upwards, so that friction between the brake plate 2 and the rubber sealing strip 31 is avoided, and the service life of the rubber sealing strip 31 is prolonged; the shutter 2 is sealed when closed, and the sealing component is separated from the shutter 2 when opened, so that sealing is realized and the service life of the rubber sealing strip 31 is prolonged.
Specifically, the fork rod 251 is provided with an inclined plane 252 for extruding the toggle pin 32, and an included angle a between the inclined plane 252 and the plate surface of the flashboard 2 is arranged at an acute angle. The included angle a is an acute angle, so that the tangential force generated by the inclined plane 252 extruding the toggle pin 32 is large, and the sealing rotating plate 3 can be conveniently rotated.
Specifically, the baffle 111 is fixedly connected with a hinged plate 113, the upper end of the sealing rotating plate 3 is rotatably connected to the hinged plate 113, and the lower end of the sealing rotating plate 3 is rotatably connected to the bottom of the door frame 1; the baffle 111 is connected with a tension spring 114, the tension spring 114 is located between the sealing rotating plate 3 and the baffle 111, one end of the tension spring 114 is fixedly connected to the sealing rotating plate 3, the other end of the tension spring 114 is fixedly connected to the baffle 111, and the tension spring 114 is used for pulling the sealing rotating plate 3 so that the sealing rotating plate 3 is not contacted with the flashboard 2 in a natural state. The brick is pulled to the sealing rotating plate 3 through the tension spring 114, so that after the pushing block 25 is separated from the poking pin 32, the sealing rotating plate 3 is reset under the tension action of the tension spring 114, so that the rubber sealing ring is separated from the flashboard 2, and the flashboard 2 is free from friction with the rubber sealing ring in the up-and-down movement process, and the rubber sealing ring is prevented from being worn.
Specifically, a roller 115 is rotatably connected to the inner side of the baffle 111, the roller 115 is disposed at a plurality of positions on the baffle 111 in the vertical direction, and the edge of the roller 115 abuts against the surface of the shutter 2. The gate plate 2 is limited by the roller 115, so that the gate plate 2 cannot deviate from the position when moving up and down, and the gap between the gate plate 2 and the sealing rotating plate 3 is kept stable in the moving process; and rolling friction is formed between the shutter 2 and the shutter 111, reducing the upward and downward movement resistance.
Specifically, the lower end of the screw rod 21 is fixedly connected with a first compression spring 26, and the lower end of the first compression spring 26 abuts against the upper end of the fixed block 23. The first compression spring 26 enables the distance between the screw rod 21 and the flashboard 2 to be kept the maximum in the descending process of the flashboard 2, and ensures that the pushing block 25 is in a contracted state in the descending process of the flashboard 2; after the flashboard 2 descends to the bottom and is abutted against the lower end of the door frame 1, the first compression spring 26 is extruded and contracted by the screw rod 21, so that the pushing block 25 can be ensured to move outwards.
Specifically, the door frame 1 further includes an upper beam 4 and a bottom beam 5, the upper beam 4 and the bottom beam 5 are horizontally arranged, side frames 11 on two sides are respectively and fixedly connected to two ends of the upper beam 4, the bottom beam 5 is fixedly connected to the bottom of the side frames 11, and the upper beam 4, the bottom beam 5 and the side frames 11 are enclosed to form a rectangular structure; the bottom beam 5 is fixedly connected with a horizontal sealing strip 51 which seals the bottom of the flashboard 2.
Specifically, the upper beam 4 is fixedly connected with a mounting seat 41, the mounting seat 41 is rotationally connected with a worm wheel 42, an internal thread is formed in the center of the worm wheel 42, and the screw rod 21 penetrates through the upper beam 4 and is in threaded fit with the internal thread of the worm wheel 42; the worm 43 is rotatably connected to one side of the mounting seat 41, the worm 43 and the worm wheel 42 form worm 43 transmission, and one end of the worm 43 is fixedly connected with a hand wheel 44 for stirring the worm 43. The worm 43 is driven to rotate by rotating the hand wheel 44, the screw rod 21 moves up and down by the transmission of the worm 43, and the self-locking can be realized by the transmission of the worm 43, so that the flashboard 2 is prevented from falling down rapidly; and the high reduction ratio of the worm 43 transmission makes manual rotation of the hand wheel 44 more labor-saving.
Specifically, the upper end of the flashboard 2 is rotationally connected with a rotating shaft 27, the rotating shaft 27 is arranged on two sides of the pushing block 25, and the outer wall of the rotating shaft 27 is abutted against the side wall of the pushing block 25 to guide the pushing block 25, so that the pushing block 25 is prevented from deflecting, the accurate moving position of the pushing block 25 is ensured, and the pushing block can be accurately abutted against the toggle pin 32 and drive the toggle pin 32 to move.
The technical scheme does not relate to the parts which are the same as the prior art or can be realized by adopting the prior art.
The foregoing has outlined and described the basic principles, main features and features of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made therein without departing from the spirit and scope of the invention, which is defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. A restrictor gate with sealing mechanism, characterized by: the door comprises a door frame (1) and a flashboard (2), wherein the door frame (1) comprises side frames (11) arranged at two sides; the side frame (11) comprises a baffle (111) and a vertical plate (112), wherein the baffle (111) is fixedly connected to the two ends of the vertical plate (112), the baffles (111) at the two ends of the vertical plate (112) are mutually arranged in parallel, the vertical plate (112) and the baffle (111) are vertically arranged, a containing groove is formed between the baffle (111) and the vertical plate (112), the flashboard (2) is positioned at the inner side of the door frame (1), and the two sides of the flashboard (2) are positioned in the containing groove; the sealing rotary plate (3) is rotationally connected to the two sides of the door frame (1), the sealing rotary plate (3) is positioned on the inner side of the accommodating groove, rubber sealing strips (31) are fixedly connected to the two sides of the sealing rotary plate (3), and a poking pin (32) is fixedly connected to the upper end of the sealing rotary plate (3);
the upper end of the flashboard (2) is provided with a screw rod (21) for lifting and pulling the flashboard (2), 2 pull rods (22) are rotatably connected to a rod body of the screw rod (21) through the same rotating shaft, the upper end of the flashboard (2) is fixedly connected with a fixed block (23), the left end and the right end of the fixed block (23) are provided with sliding grooves (24), sliding blocks (25) sliding along the sliding grooves (24) are arranged in the sliding grooves (24), and the lower ends of the 2 pull rods (22) are respectively rotatably connected to the sliding blocks (25) in the sliding grooves (24); one end of the pushing block (25) far away from the fixed block (23) is provided with a fork rod (251), the fork rod (251) is positioned at the outer side of the poking pin (32), when the fork rod (251) moves to the side far away from the screw rod (21), the poking pin (32) is extruded to enable the sealing rotating plate (3) to rotate, and the sealing rotating plate (3) rotates to enable rubber sealing strips (31) at two sides to be respectively attached to the baffle plate (111) and the flashboard (2) to seal a gap between the baffle plate (111) and the flashboard (2);
an inclined plane (252) for extruding the toggle pin (32) is arranged on the fork rod (251), and an included angle A between the inclined plane (252) and the plate surface of the flashboard (2) is arranged at an acute angle; the baffle (111) is fixedly connected with a hinged plate (113), the upper end of the sealing rotating plate (3) is rotatably connected to the hinged plate (113), and the lower end of the sealing rotating plate (3) is rotatably connected to the bottom of the door frame (1); the baffle (111) is connected with a tension spring (114), the tension spring (114) is positioned between the sealing rotating plate (3) and the baffle (111), one end of the tension spring (114) is fixedly connected to the sealing rotating plate (3), the other end of the tension spring (114) is fixedly connected to the baffle (111), and the tension spring (114) is used for pulling the sealing rotating plate (3) so that the sealing rotating plate (3) is not contacted with the flashboard (2) in a natural state;
when the flashboard descends to the bottom, the rubber sealing strips are respectively abutted with the flashboard and the baffle, so that the sealing rotating plate seals the gap between the flashboard and the baffle; when the gate needs to be opened, the screw rod moves upwards, the sealing rotating plate is reset to be separated from the gate plate, and the screw rod continues to move upwards to drive the gate plate to move upwards, so that friction between the gate plate and the rubber sealing strip is avoided.
2. A restrictor gate with sealing mechanism as claimed in claim 1, wherein: the inner side of the baffle plate (111) is rotatably connected with rollers (115), and the rollers (115) are arranged at a plurality of positions on the baffle plate (111) along the vertical direction.
3. A restrictor gate with sealing mechanism as claimed in claim 1, wherein: the lower end of the screw rod (21) is fixedly connected with a first compression spring (26), and the lower end of the first compression spring (26) is abutted to the upper end of the fixed block (23).
4. A restrictor gate with sealing mechanism as claimed in claim 1, wherein: the door frame (1) further comprises an upper beam (4) and a bottom beam (5), wherein the upper beam (4) and the bottom beam (5) are horizontally arranged, the side frames (11) are vertically arranged at 2 positions and are respectively and fixedly connected with two ends of the upper beam (4), the bottom beam (5) is fixedly connected with the bottom of the side frames (11), and the upper beam (4), the bottom beam (5) and the side frames (11) are enclosed into a rectangular structure; and a horizontal sealing strip (51) for sealing the bottom of the flashboard (2) is fixedly connected to the bottom beam (5).
5. A restrictor gate with sealing mechanism as claimed in claim 4, wherein: the upper beam (4) is fixedly connected with a mounting seat (41), the mounting seat (41) is rotationally connected with a worm wheel (42), an internal thread is formed in the center of the worm wheel (42), and the screw rod (21) penetrates through the upper beam (4) and is in threaded fit with the internal thread of the worm wheel (42); one side of the mounting seat (41) is rotationally connected with a worm (43), the worm (43) and the worm wheel (42) form worm (43) transmission, and one end of the worm (43) is fixedly connected with a hand wheel (44) for stirring the worm (43).
6. A restrictor gate with sealing mechanism as claimed in claim 4, wherein: the upper end of the flashboard (2) is rotationally connected with a rotating shaft (27), the rotating shaft (27) is arranged on two sides of the pushing block (25), and the outer wall of the rotating shaft (27) is abutted on the side wall of the pushing block (25) to guide the pushing block (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211005115.0A CN115419026B (en) | 2022-08-22 | 2022-08-22 | Flow limiting gate with sealing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211005115.0A CN115419026B (en) | 2022-08-22 | 2022-08-22 | Flow limiting gate with sealing mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115419026A CN115419026A (en) | 2022-12-02 |
| CN115419026B true CN115419026B (en) | 2023-12-29 |
Family
ID=84197532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211005115.0A Active CN115419026B (en) | 2022-08-22 | 2022-08-22 | Flow limiting gate with sealing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115419026B (en) |
Citations (10)
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|---|---|---|---|---|
| DE1010019B (en) * | 1954-02-27 | 1957-06-06 | Maschf Augsburg Nuernberg Ag | Sole seal for lower doors |
| CN2729142Y (en) * | 2004-10-07 | 2005-09-28 | 王金华 | Water gate with cam extruded seal |
| KR20180011907A (en) * | 2016-07-25 | 2018-02-05 | 주식회사 화일씨앤이 | Ascent-Type HDPE Sluice |
| CN210127453U (en) * | 2019-05-25 | 2020-03-06 | 广东聚晟建设工程有限公司 | Seepage-proofing gate for hydraulic engineering |
| CN212896222U (en) * | 2020-06-16 | 2021-04-06 | 河北省水利水电勘测设计研究院 | Gate for small and medium-sized reservoirs |
| CN212983795U (en) * | 2020-05-07 | 2021-04-16 | 李林杰 | Water gate for hydraulic engineering |
| CN112709197A (en) * | 2020-12-23 | 2021-04-27 | 山西水投防护技术有限公司 | Hydraulic engineering construction is used prevents leaking sluice device |
| CN214613934U (en) * | 2020-11-07 | 2021-11-05 | 江苏大洋环保工程有限公司 | Hydraulic sealing type steel gate |
| CN216865050U (en) * | 2021-10-14 | 2022-07-01 | 杭州玉棕金属制品有限公司 | Anti-freezing gate device for operation and maintenance of hydraulic engineering |
| CN216865063U (en) * | 2021-08-27 | 2022-07-01 | 何强 | Reservoir water proof gate convenient to overhaul |
-
2022
- 2022-08-22 CN CN202211005115.0A patent/CN115419026B/en active Active
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| DE1010019B (en) * | 1954-02-27 | 1957-06-06 | Maschf Augsburg Nuernberg Ag | Sole seal for lower doors |
| CN2729142Y (en) * | 2004-10-07 | 2005-09-28 | 王金华 | Water gate with cam extruded seal |
| KR20180011907A (en) * | 2016-07-25 | 2018-02-05 | 주식회사 화일씨앤이 | Ascent-Type HDPE Sluice |
| CN210127453U (en) * | 2019-05-25 | 2020-03-06 | 广东聚晟建设工程有限公司 | Seepage-proofing gate for hydraulic engineering |
| CN212983795U (en) * | 2020-05-07 | 2021-04-16 | 李林杰 | Water gate for hydraulic engineering |
| CN212896222U (en) * | 2020-06-16 | 2021-04-06 | 河北省水利水电勘测设计研究院 | Gate for small and medium-sized reservoirs |
| CN214613934U (en) * | 2020-11-07 | 2021-11-05 | 江苏大洋环保工程有限公司 | Hydraulic sealing type steel gate |
| CN112709197A (en) * | 2020-12-23 | 2021-04-27 | 山西水投防护技术有限公司 | Hydraulic engineering construction is used prevents leaking sluice device |
| CN216865063U (en) * | 2021-08-27 | 2022-07-01 | 何强 | Reservoir water proof gate convenient to overhaul |
| CN216865050U (en) * | 2021-10-14 | 2022-07-01 | 杭州玉棕金属制品有限公司 | Anti-freezing gate device for operation and maintenance of hydraulic engineering |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115419026A (en) | 2022-12-02 |
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