CN112502103A - Protection device of reservoir gate - Google Patents
Protection device of reservoir gate Download PDFInfo
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- CN112502103A CN112502103A CN202011157123.8A CN202011157123A CN112502103A CN 112502103 A CN112502103 A CN 112502103A CN 202011157123 A CN202011157123 A CN 202011157123A CN 112502103 A CN112502103 A CN 112502103A
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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
- E02B1/00—Equipment or apparatus for, or methods of, general hydraulic engineering, e.g. protection of constructions against ice-strains
- E02B1/003—Mechanically induced gas or liquid streams in seas, lakes or water-courses for forming weirs or breakwaters; making or keeping water surfaces free from ice, aerating or circulating water, e.g. screens of air-bubbles against sludge formation or salt water entry, pump-assisted water circulation
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- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
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Abstract
The invention relates to a protective device of a reservoir gate, which comprises a door body, a bearing frame, a movable plate, a circulating cylinder and a driving mechanism, wherein the bearing frame is arranged on the door body; the bearing frame comprises a mounting plate and a mounting frame, the mounting plate is fixed on the front side of the door body, and the mounting frame is mounted on the front side surface of the mounting plate; the movable plate is movably arranged between the opposite side surfaces of the left vertical plate and the right vertical plate on the lower side of the lower plate body; the circulating cylinders comprise a left circulating cylinder and a right circulating cylinder which are identical in structure and size, and the left circulating cylinder and the right circulating cylinder are respectively arranged at the left part and the right part of the upper plate body and the lower plate body and are in a left-right symmetrical state; the driving mechanism comprises a driving rod and a driving motor, and the driving rod comprises an upper rod body and a lower rod body. The invention provides a protective device for a reservoir gate, which aims to solve the problem that the frozen water expansion in a reservoir causes extrusion deformation of the reservoir gate, can avoid the freezing of the water on the upstream side of the reservoir gate, reduce the damage of the freezing of the water to the gate and prolong the service life of the gate.
Description
Technical Field
The invention relates to the technical field of gates, in particular to a protective device for a reservoir gate.
Background
The reservoir is a water conservancy project building for blocking flood, storing water and adjusting water flow, the reservoir is generally an artificial lake formed by building a barrage at a narrow opening of a mountain ditch or a river, after the reservoir is built, the reservoir can play the roles of flood control, water storage irrigation, water supply, power generation, fish culture and the like, and is used as an important water conservancy facility.
However, in cold regions, the water area where the gate is located is easy to freeze, water expands with heat and contracts with cold in the process of freezing or melting, ice extrudes the gate in the process of increasing the volume, the gate is deformed, and the service life of the gate is affected.
The technical scheme provided by the water conservancy gate with the anti-freezing function provided by the publication No. CN208328853U is that air is blown into the gate by an air blower to move water on the upstream face of the gate, so that the anti-freezing effect of the gate is achieved, but the air quantity blown into the gate by the air blower can only enable water on the upstream face of the gate to generate weak movement, and when the gate encounters severe cold weather, the protective effect of the reservoir gate by the technical scheme provided by the water conservancy gate with the anti-freezing function is poor.
Disclosure of Invention
The invention provides a protective device for a reservoir gate, which aims to solve the problem that the frozen water expansion in a reservoir causes extrusion deformation of the reservoir gate, can avoid the freezing of the water on the upstream side of the reservoir gate, reduce the damage of the freezing of the water to the gate and prolong the service life of the gate.
In order to solve the problems, the technical scheme of the invention is as follows:
a protective device for a reservoir gate comprises a door body, a bearing frame, a movable plate, a circulating cylinder and a driving mechanism;
the door body comprises a door body, a bearing frame and a door body, wherein the bearing frame comprises a mounting plate and a mounting frame, the mounting plate is fixed on the front side of the door body, the mounting frame is installed on the front side of the mounting plate and comprises a vertical plate and a bearing plate, the vertical plate comprises a left vertical plate and a right vertical plate, the left vertical plate and the right vertical plate are respectively vertically installed at the left end and the right end of the front side of the mounting plate, the lower ends of the opposite sides of the left vertical plate and the right vertical plate are respectively fixed with a limiting plate, the lower parts of the opposite sides of the left vertical plate and the right vertical plate are respectively fixed with a symmetrical first limiting rod, the bearing plate comprises an upper plate body and a lower plate body which are identical in structure size, the left part and the right part of the upper plate body are respectively provided with a mounting hole penetrating through the upper surface;
the movable plate is movably arranged between opposite side surfaces of a left vertical plate and a right vertical plate on the lower side of the lower plate body, a plurality of extension springs are connected between the left end and the right end of the bottom surface of the movable plate and top surfaces of limit plates on the left vertical plate and the right vertical plate, sealing plates are arranged on the left portion and the right portion of the top surface of the movable plate, a left elastic plate is vertically arranged on the left side of the sealing plate on the left portion of the movable plate, a second limit rod is arranged at the top end of the left side surface of the left elastic plate, the left end of the second limit rod is in sliding contact with the right side surface of the left vertical plate, a right elastic plate is vertically arranged on the right side of the sealing plate on the right portion of the movable plate, a third limit rod is arranged at the top end of the right side surface of the right elastic plate, a drive plate positioned on the upper side of the movable plate is arranged between, the top surface of the driving plate is flush with the top ends of the left elastic plate and the right elastic plate, the front end and the rear end of the left side surface of the driving plate are horizontally provided with a first pull rod connected with the left elastic plate, and the front end and the rear end of the right side surface of the driving plate are horizontally provided with a second pull rod connected with the right elastic plate;
the circulating cylinder comprises a left circulating cylinder and a right circulating cylinder which are identical in structure and size, the left circulating cylinder and the right circulating cylinder are respectively arranged at the left part and the right part of an upper plate body and a lower plate body and are in a bilateral symmetry state, the left circulating cylinder comprises an upper cylinder body, a lower cylinder body and a piston, the upper cylinder body is a cylinder body which is arranged in a mounting hole at the left part of the upper plate body and is provided with an upper sealing plate for sealing the upper end opening, the upper end opening of the upper cylinder body is positioned at the upper side of the upper plate body, an inverted trapezoidal circular truncated cone-shaped through hole penetrating through the longitudinal section of the upper lower surface of the upper sealing plate is arranged at the circle center of the upper sealing plate, a cover body is coaxially arranged at the upper side of the upper sealing plate, the diameter of the lower end opening of the cover body is smaller than that of the upper cylinder body, a connecting plate which is positioned at the upper side of the cover, the top surface of the connecting plate is uniformly provided with a connecting plate and a second compression spring of the top surface inside the cover body, an air inlet pipe communicated with the upper barrel body is vertically arranged on the upper sealing plate at the outer side of the cover body, a one-way valve is arranged on the air inlet pipe, the upper end of the air inlet pipe is higher than the upper end of the door body, the top surface of the cover body is provided with an air outlet pipe communicated with the cover body, the air outlet pipe is an n-shaped pipe body, one end of the air outlet pipe is communicated with the cover body, the other end of the air outlet pipe extends upwards out of the upper end of the door body and then is bent downwards to be close to the cover body, the lower barrel body is a barrel body with an opening at the lower end fixed in a mounting hole of the lower plate body, the opening at the lower end of the lower barrel body is positioned at the, the water outlet pipe is provided with an opening at one end and a closed at the other end on the circumferential wall of the lower cylinder, one end of the opening of the water outlet pipe penetrates through the lower part of the circumferential wall of the left side of the lower cylinder and is communicated with the lower cylinder, the closed end penetrates through the lower plate body and the upper plate body and is close to the upper end of the door body, the water outlet pipe is provided with a plurality of water spray holes from top to bottom, the piston comprises a piston rod and a piston plate, the upper end of the piston rod is positioned in the upper cylinder, the lower end of the piston rod is positioned in the lower cylinder, the upper piston plate is positioned in the upper cylinder, the circle center of the bottom surface of the upper piston plate is fixedly connected with the upper end of the piston rod, the circumferential surface of the upper piston plate is provided with an upper sealing ring which is in gapless contact with the inner wall of the upper cylinder, the lower piston plate is positioned in the lower cylinder, a connecting rod is connected between the piston rods on the left circulating cylinder and the right circulating cylinder;
actuating mechanism includes actuating lever and driving motor, the actuating lever includes the body of rod and the lower body of rod, go up body of rod bottom mounting in connecting rod above center, top pass the plate body and be located the plate body upside, it is provided with a plurality of teeth along last body of rod length direction interval to go up body of rod left surface, the cover is equipped with third compression spring on the last body of rod of upper plate body downside, driving motor installs on the plate body, the driving motor output is connected with the left drive shaft of the body of rod that is located that stretches out forward, drive shaft end connection has the sector gear with the tooth meshing on the body of rod, the lower body of rod upper end is fixed in connecting rod bottom center, and lower body of rod lower extreme passes down plate body, drive plate and fly leaf in proper order and is located the fly leaf downside, the lower body of rod perisporium of drive, The bottom end of the peripheral wall of the lower rod body is sleeved and fixed with a second limiting ring.
Further, the mounting panel is close to four right angles departments and all is provided with the bolt through-hole that runs through the side around the mounting panel, door body leading flank is provided with and the corresponding screw thread blind hole of bolt through-hole on the mounting panel, and the mounting panel is installed on the door body through the fixing bolt who passes the bolt through-hole.
Further, first gag lever post is the body of rod that longitudinal section is right triangle, on the right flank of the first gag lever post on the left riser was fixed in the laminating of a straight face, another straight perpendicular to left riser right flank on the right flank of left riser, the inclined plane of first gag lever post was down towards the right side, second gag lever post and third gag lever post all are that the longitudinal section is right triangle's the body of rod, on the laminating of a straight face of second gag lever post was fixed in left elastic plate left surface, another straight perpendicular to left elastic plate left surface, the inclined plane of second gag lever post was up towards the left side, on the laminating of a straight face of third gag lever post was fixed in right elastic plate right surface, another straight perpendicular to right elastic plate right surface, the inclined plane of third gag lever post was up towards the right side.
Further, the distance between the two first pull rods on the driving plate is larger than the outer diameter of the lower cylinder.
Further, the sealing plate is a circular plate body made of elastic rubber, the sealing plug is a circular truncated cone-shaped plate body made of elastic rubber, the left elastic plate and the right elastic plate are both made of thermoplastic elastomer materials, and the first pull rod and the second pull rod are both elastic rod bodies made of thermoplastic elastomer materials.
Further, when the bottom surface of the connecting plate is attached to the top surface of the upper sealing plate, the peripheral wall of the sealing plug is in gapless contact with the peripheral wall of the circular truncated cone-shaped through hole, when the connecting plate moves upwards to a limit state, the sealing plug moves upwards until the lower end of the sealing plug is higher than the bottom surface of the upper sealing plate, and the lower end of the sealing plug is lower than the top surface of the upper sealing plate.
Further, the length of the piston rod is larger than the distance between the bottom surface of the upper cylinder and the top surface of the lower cylinder, and the length of the piston rod is smaller than the distance between the top surface of the upper cylinder and the bottom surface of the lower cylinder.
Further, when the lower rod body moves upwards to a limit state, the sealing plate on the movable plate is located in the water inlet hole in the lower barrel, the bottom surface of the second limiting rod is attached to the top surface of the first limiting rod on the left vertical plate, and the bottom surface of the third limiting rod is attached to the top surface of the first limiting rod on the right vertical plate.
Furthermore, the water spray hole comprises an inclined water feeding hole and an inclined water discharging hole, the water feeding hole and the inclined water discharging hole are respectively arranged on the upper portion and the lower portion of the water outlet pipe, one end of the water feeding hole on the inner wall of the water outlet pipe is higher than one end of the water outlet pipe on the outer wall of the water outlet pipe, and one end of the water discharging hole on the inner wall of the water outlet pipe is lower than one end of the water outlet pipe on the outer.
Through the technical scheme, the invention has the beneficial effects that:
when the invention is used, the front side surface of the door body is a water facing surface, the driving motor is started, the driving motor drives the sector gear to be meshed with the upper rod body to enable the upper rod body to do reciprocating motion in the vertical direction, the connecting rod drives the piston to move in the upper barrel body and the lower barrel body along with the upper rod body, the upper piston plate moves downwards in the upper barrel body to drive gas to enter the upper barrel body through the gas inlet pipe, the upper piston plate moves upwards to compress the gas in the upper barrel body to drive the connecting plate to move upwards so that the lower end of the sealing plug is lower than the bottom surface of the upper sealing plate, the gas in the upper barrel body enters the water body on the front side of the door body through the gas outlet pipe, the connecting rod moves upwards to drive the lower rod body to move upwards, the second limiting ring on the lower rod body drives the movable plate to move upwards, and when the lower rod, the bottom surface of the second limiting rod is attached to the top surface of the first limiting rod on the left vertical plate, the bottom surface of the third limiting rod is attached to the top surface of the first limiting rod on the right vertical plate, the lower piston plate moves downwards, so that water in the lower cylinder is sprayed into the water through the water outlet pipe, water with the water temperature higher than that of the water in the upper layer of the water body can enter the upper layer of the water body, in the downward movement process of the lower cylinder body, the first limiting ring on the lower cylinder body drives the driving plate to move downwards, the driving plate drives the first pull rod and the second pull rod to move downwards while moving downwards, the first pull rod enables the left elastic plate to bend rightwards, so that the second limiting rod is separated from the first limiting rod on the left vertical plate, the right elastic plate bends leftwards so that the third limiting rod is separated from the first limiting rod on the right vertical plate, the movable plate continues to move downwards under the action of the tension spring, the sealing plate on the movable plate is separated, therefore, the gas discharged through the gas outlet pipe stirs the water body and the water with higher temperature at the bottom layer of the water body discharged through the water outlet pipe, the upper layer of the water body can be kept in a flowing state, the temperature of the water body on the upper layer is higher than the freezing temperature, the water body near the door body is not easy to freeze, and the problem that the water in the reservoir is frozen and expands to cause extrusion deformation to the reservoir gate is solved.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a schematic view of the construction of the loading ledge of the present invention;
FIG. 4 is a schematic structural view of the driving plate of the present invention connecting the left and right elastic plates;
FIG. 5 is a longitudinal sectional view of the left circulation tube of the present invention;
figure 6 is a longitudinal section of the outlet pipe of the present invention.
The reference numbers in the drawings are as follows: 1 is a fixing bolt, 2 is an extension spring, 3 is a second limiting rod, 4 is a first limiting rod, 5 is a water outlet pipe, 6 is a lower plate body, 7 is a lower water hole, 8 is a left vertical plate, 9 is a piston rod, 11 is an upper plate body, 12 is an upper water hole, 13 is a mounting plate, 14 is an upper cylinder body, 15 is a cover body, 16 is an air outlet pipe, 17 is an air inlet pipe, 18 is a check valve, 19 is a driving motor, 20 is a sector gear, 21 is a tooth, 22 is an upper rod body, 23 is a third compression spring, 24 is a connecting rod, 25 is a second pull rod, 26 is a third limiting rod, 27 is a right elastic plate, 28 is a sealing plate, 29 is a movable plate, 30 is a lower rod body, 31 is a first compression spring, 32 is a driving plate, 33 is a second limiting ring, 34 is a first limiting ring, 35 is a lower cylinder body, 36 is a first pull rod, 37 is a left elastic plate, 38 is a limiting plate, 39 is a right vertical plate, and 40 is a bolt, 41 is an upper sealing plate, 42 is a connecting plate, 43 is a second compression spring, 44 is a sealing plug, 45 is an upper sealing ring, 46 is an upper piston plate, 47 is a lower sealing ring, 48 is a lower piston plate, 49 is a lower sealing plate, 50 is a water inlet hole, and 51 is a door body.
Detailed Description
The invention is further described with reference to the following figures and detailed description:
as shown in fig. 1 to 6, the protective device for the reservoir gate comprises a door body 51, a bearing frame, a movable plate 29, a circulating cylinder and a driving mechanism;
the bearing frame comprises a mounting plate 13 and a mounting frame, the mounting plate 13 is fixed on the front side of the door body 51, the mounting frame is mounted on the front side of the mounting plate 13, the mounting frame comprises a vertical plate and a bearing plate, the vertical plate comprises a left vertical plate 8 and a right vertical plate 39, the left vertical plate 8 and the right vertical plate 39 are respectively vertically mounted at the left end and the right end of the front side of the mounting plate 13, the lower ends of the opposite sides of the left vertical plate 8 and the right vertical plate 39 are respectively fixed with a limiting plate 38, the lower parts of the opposite sides of the left vertical plate 8 and the right vertical plate 39 are respectively fixed with a symmetrical first limiting rod 4, the bearing plate comprises an upper plate body 11 and a lower plate body 6 which are identical in structure size, the left part and the right part of the upper plate body 11 are respectively provided with a mounting hole penetrating through the upper surface and the lower surface of the upper plate body 11, the upper, the mounting plate 13 is provided with bolt through holes 40 penetrating through the front side and the rear side of the mounting plate 13 near four right angles in a vertically corresponding state, the front side of the door body 51 is provided with threaded blind holes corresponding to the bolt through holes 40 on the mounting plate 13, and the mounting plate 13 is mounted on the door body 51 through fixing bolts 1 penetrating through the bolt through holes 40;
the movable plate 29 is movably mounted between opposite side surfaces of a left vertical plate 8 and a right vertical plate 39 on the lower side of the lower plate body 6, a plurality of extension springs 2 are connected between the left end and the right end of the bottom surface of the movable plate 29 and the top surfaces of limiting plates 38 on the left vertical plate 8 and the right vertical plate 39, sealing plates 28 are respectively arranged on the left portion and the right portion of the top surface of the movable plate 29, a left elastic plate 37 is vertically arranged on the left side of the sealing plate 28 on the left portion of the movable plate 29, a second limiting rod 3 is arranged at the top end of the left side surface of the left elastic plate 37, the left end of the second limiting rod 3 is in sliding contact with the right side surface of the left vertical plate 8, a right elastic plate 27 is vertically arranged on the right side of the sealing plate 28 on the right portion of the movable plate 29, a third limiting rod 26 is arranged at the top end of the right side surface of the right elastic plate 27, the right, the bottom surface of the driving plate 32 is connected with the top surface of the movable plate 29 through a first compression spring 31, the top surface of the driving plate 32 is flush with the top ends of the left elastic plate 37 and the right elastic plate 27, the front and rear ends of the left side surface of the driving plate 32 are horizontally provided with first pull rods 36 connected with the left elastic plate 37, and the front and rear ends of the right side surface of the driving plate 32 are horizontally provided with second pull rods 25 connected with the right elastic plate 27;
the circulating cylinder comprises a left circulating cylinder and a right circulating cylinder which are identical in structure and size, the left circulating cylinder and the right circulating cylinder are respectively installed at the left part and the right part of an upper plate body 11 and a lower plate body 6 and are in a bilateral symmetry state, the left circulating cylinder comprises an upper cylinder body 14, a lower cylinder body 35 and a piston, the upper cylinder body 14 is an upper end opening cylinder body installed in a mounting hole at the left part of the upper plate body 11, an upper end opening of the upper cylinder body 14 is positioned at the upper side of the upper plate body 11 and is provided with an upper sealing plate 41 for sealing the upper end opening, a circular truncated cone-shaped through hole with an inverted trapezoid longitudinal section penetrating through the upper surface and the lower surface of the upper sealing plate is arranged at the circle center of the upper sealing plate 41, a cover body 15 is coaxially arranged at the upper side of the upper sealing plate 41, the cover body 15 is a cylinder body with a lower end opening diameter smaller than the inner diameter of the cover, a sealing plug 44 matched with the circular truncated cone-shaped through hole is arranged on the bottom surface of the connecting plate 42, a second compression spring 43 for connecting the connecting plate 42 and the top surface of the inner part of the cover body is uniformly distributed on the top surface of the connecting plate 42, an air inlet pipe 17 communicated with the upper barrel 14 is vertically arranged on an upper sealing plate 41 on the outer side of the cover body 15, a one-way valve 18 (air can only enter the upper barrel 14 from top to bottom through the air inlet pipe 17) is arranged on the air inlet pipe 17, the upper end of the air inlet pipe 17 is higher than the upper end of the door body 51, an air outlet pipe 16 communicated with the cover body 15 is arranged on the top surface of the cover body 15, the air outlet pipe 16 is an n-shaped pipe body, one end of the air outlet pipe 16 is opened and communicated with the cover body 15, the other end of the air outlet pipe extends upwards out of the upper end of the door body 51 and then is, a water inlet hole 50 corresponding to the sealing plate 28 at the left part of the movable plate 29 is arranged at the circle center of a lower sealing plate 49 on the lower cylinder 35, the bottom end of the lower cylinder 35 is lower than the height of the first limiting rod 4, a water outlet pipe 5 with one end open and the other end closed is arranged on the circumferential wall of the lower cylinder 35, one end of the opening of the water outlet pipe 5 penetrates through the lower part of the circumferential wall of the left side of the lower cylinder 35 and is communicated with the lower cylinder 35, the closed end penetrates through the lower plate body 6 and the upper plate body 11 and is close to the upper end of the door body 51, a plurality of water spray holes are arranged on the water outlet pipe 5 from top to bottom, the piston comprises a piston rod 9 and a piston plate, the upper end of the piston rod 9 is positioned in the upper cylinder 14, the lower end of the piston rod 9 is positioned in the lower cylinder 35, the piston plate comprises an upper piston plate 46, an upper sealing ring 45 which is in gapless contact with the inner wall of the upper cylinder 14 is arranged on the circumferential surface of the upper piston plate 46, the lower piston plate 48 is positioned in the lower cylinder 35, the center of the circle on the top surface of the lower piston plate 48 is fixedly connected with the lower end of the piston rod 9, a lower sealing ring 47 which is in gapless contact with the inner wall of the lower cylinder 35 is arranged on the circumferential surface of the lower piston plate 48, and a connecting rod 24 is connected between the piston rods 9 on the left circulating cylinder and the right circulating cylinder;
the driving mechanism comprises a driving rod and a driving motor 19, the driving rod comprises an upper rod body 22 and a lower rod body 30, the bottom end of the upper rod body 22 is fixed on the upper surface of a connecting rod 24, the top end of the upper rod body passes through the upper plate body 11 and is positioned on the upper side of the upper plate body 11, a plurality of teeth 21 are arranged on the left side surface of the upper rod body 22 along the length direction of the upper rod body 22 at intervals, a third compression spring 23 is sleeved on the upper rod body 22 on the lower side of the upper plate body 11, the driving motor 19 is installed on the upper plate body 11, the output end of the driving motor 19 is connected with a driving shaft which extends forwards and is positioned on the left side of the upper rod body 22, the end part of the driving shaft is connected with a sector gear 20 meshed with the teeth 21 on the upper rod body 22, the upper end of the lower rod, a first limit ring 34 is sleeved and fixed on the peripheral wall of the lower rod 30 at the upper side of the drive plate 32, and a second limit ring 33 is sleeved and fixed at the bottom end of the peripheral wall of the lower rod 30.
The first limiting rod 4 is a rod body with a right-angled triangle-shaped longitudinal section, one straight surface of the first limiting rod 4 on the left vertical plate 8 is attached to and fixed on the right side surface of the left vertical plate 8, the other straight surface is perpendicular to the right side surface of the left vertical plate 8, the inclined surface of the first limiting rod 4 faces to the right, the second limiting rod 3 and the third limiting rod 26 are rod bodies with right-angled triangles in longitudinal sections, one straight surface of the second limiting rod 3 is attached to and fixed on the left side surface of the left elastic plate 37, the other straight surface is perpendicular to the left side surface of the left elastic plate 37, the inclined surface of the second limiting rod 3 faces to the upper left, one straight surface of the third limiting rod 26 is attached to and fixed on the right side surface of the right elastic plate 27, the other straight surface is perpendicular to the right side surface of the right elastic plate 27, and the inclined surface of the third limiting rod 26.
The distance between the two first pull rods 36 on the driving plate 32 is larger than the outer diameter of the lower cylinder 35.
The sealing plate 28 is a circular plate body made of elastic rubber, the sealing plug 44 is a circular truncated cone-shaped plate body made of elastic rubber, the left elastic plate 37 and the right elastic plate 27 are both made of thermoplastic elastomer materials, and the first pull rod 36 and the second pull rod 25 are both elastic rod bodies made of thermoplastic elastomer materials.
When the bottom surface of the connecting plate is attached to the top surface of the upper sealing plate, the peripheral wall of the sealing plug 44 is in gapless contact with the peripheral wall of the circular truncated cone-shaped through hole, when the connecting plate 42 moves upwards to a limit state, the sealing plug 44 moves upwards until the lower end of the sealing plug 44 is higher than the bottom surface of the upper sealing plate 41, and the lower end of the sealing plug 44 is lower than the top surface of the upper sealing plate 41.
The length of the piston rod 9 is greater than the distance between the bottom surface of the upper barrel 14 and the top surface of the lower barrel 35, the length of the piston rod 9 is less than the distance between the top surface of the upper barrel 14 and the bottom surface of the lower barrel 35, when the lower rod body 30 moves upwards to a limit state, the sealing plate 28 on the movable plate 29 is located in the water inlet hole 50 on the lower barrel 35, the bottom surface of the second limiting rod 3 is attached to the top surface of the first limiting rod 4 on the left vertical plate 8, and the bottom surface of the third limiting rod 26 is attached to the top surface of the first limiting rod 4 on the right vertical plate 39.
The water spray holes comprise inclined upper water holes 12 and lower water holes 7, the upper water holes 12 and the lower water holes 7 are respectively arranged at the upper part and the lower part of the water outlet pipe 5, one end of each upper water hole 12 on the inner wall of the water outlet pipe 5 is higher than one end of each upper water hole on the outer wall of the water outlet pipe 5, and one end of each lower water hole 7 on the inner wall of the water outlet pipe 5 is lower than one end of each lower water hole on the outer wall of the.
When the water-saving door is used, the front side surface of the door body is a water facing surface, the driving motor is started, the driving motor drives the sector gear to be meshed with the upper rod body to enable the upper rod body to do reciprocating motion in the vertical direction, the connecting rod is driven to do reciprocating motion in the vertical direction along with the upper rod body, the connecting rod drives the piston to move in the upper barrel body, the gas moving downwards in the upper barrel body of the upper piston plate enters the upper barrel body through the gas inlet pipe, the upper piston plate moves upwards to compress the gas in the upper barrel body to drive the connecting plate to move upwards so that the lower end of the sealing plug is lower than the lower surface of the upper sealing plate, the gas in the upper barrel body enters the water body on the front side of the door body through the gas outlet pipe, the connecting rod moves upwards to drive the lower rod body to move upwards, the second limiting ring on the lower rod body drives the movable plate to move upwards, when the lower rod body moves upwards to, the bottom surface of the third limiting rod is attached to the top surface of the first limiting rod on the right vertical plate, the lower piston plate moves downwards to enable water in the lower barrel to be sprayed into water through the water outlet pipe, water with the water temperature of the bottom layer of the water body higher than that of the upper layer of the water body can enter the upper layer of the water body, in the process of downward movement of the lower barrel, the first limiting ring on the lower barrel drives the driving plate to move downwards, the driving plate drives the first pull rod and the second pull rod to move downwards while moving downwards, the first pull rod enables the left elastic plate to bend rightwards to enable the second limiting rod to be separated from the first limiting rod on the left vertical plate, the right elastic plate bends leftwards to enable the third limiting rod to be separated from the first limiting rod on the right vertical plate, the movable plate continues to move downwards under the action of the stretching spring, the movable plate is separated from the water inlet hole on the lower barrel, water enters into the lower barrel again, therefore, the water with the, the water body near the door body is not easy to freeze, and the problem that the water in the reservoir is frozen and expanded to cause extrusion deformation to the reservoir gate is solved.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various equivalent or equivalent modifications or substitutions may be made within the scope of the present invention without departing from the spirit or scope of the invention.
Claims (9)
1. A protective device of a reservoir gate comprises a door body (51), and is characterized by also comprising a bearing frame, a movable plate (29), a circulating cylinder and a driving mechanism;
the bearing frame comprises a mounting plate (13) and a mounting frame, the mounting plate (13) is fixed on the front side of the door body (51), the mounting frame is installed on the front side face of the mounting plate (13), the mounting frame comprises a vertical plate and a bearing plate, the vertical plate comprises a left vertical plate (8) and a right vertical plate (39), the left vertical plate (8) and the right vertical plate (39) are respectively and vertically installed at the left end and the right end of the front side face of the mounting plate (13), the lower ends of the opposite side faces of the left vertical plate (8) and the right vertical plate (39) are respectively and fixedly provided with a limiting plate (38), the lower parts of the opposite side faces of the left vertical plate (8) and the right vertical plate (39) are respectively and fixedly provided with a symmetrical first limiting rod (4), the bearing plate comprises an upper plate body (11) and a lower plate body (6) which are identical in structure size, the left part and the right part of, the upper plate body (11) and the lower plate body (6) are horizontally fixed between the upper ends and the middle parts of the opposite side surfaces of the left vertical plate (8) and the right vertical plate (39) respectively and are in a vertically corresponding state;
the movable plate (29) is movably arranged between opposite side surfaces of a left vertical plate (8) and a right vertical plate (39) at the lower side of the lower plate body (6), a plurality of extension springs (2) are respectively connected between the left end and the right end of the bottom surface of the movable plate (29) and the top surfaces of limiting plates (38) on the left vertical plate (8) and the right vertical plate (39), sealing plates (28) are respectively arranged at the left part and the right part of the top surface of the movable plate (29), a left elastic plate (37) is vertically arranged at the left side of the sealing plate (28) at the left part of the movable plate (29), a second limiting rod (3) is arranged at the top end of the left side surface of the left elastic plate (37), the left end of the second limiting rod (3) is in sliding contact with the right side surface of the left vertical plate (8), a right elastic plate (27) is vertically arranged at the right side of the sealing plate (28) at the right part, the right end of the third limiting rod (26) is in sliding contact with the left side face of a right vertical plate (39), a driving plate (32) located on the upper side of the movable plate (29) is arranged between two sealing plates (28) on the movable plate (29), the bottom face of the driving plate (32) is connected with the top face of the movable plate (29) through a first compression spring (31), the top face of the driving plate (32) is flush with the top ends of a left elastic plate (37) and a right elastic plate (27), the front end and the rear end of the left side face of the driving plate (32) are horizontally provided with a first pull rod (36) connected with the left elastic plate (37), and the front end and the rear end of the right side face of the driving plate (32) are horizontally provided with a second pull rod (25) connected with the right elastic plate (27);
the circulation section of thick bamboo includes the equal same left circulation section of thick bamboo of structure size and right circulation section of thick bamboo, left side circulation section of thick bamboo and right circulation section of thick bamboo are installed respectively in the left part and the right part of last plate body (11) and lower plate body (6), and are the bilateral symmetry state, left side circulation section of thick bamboo includes barrel (14), lower barrel (35) and piston, go up barrel (14) and be the upper end open-ended barrel of installing in last plate body (11) left part mounting hole, the upper end opening of going up barrel (14) is located last plate body (11) upside and installs sealed upper end open-ended upper seal plate (41), upper seal plate (41) centre of a circle department is provided with the longitudinal section that runs through the upper and lower face of upper seal plate and is the trapezoidal round platform form through-hole of invering, go up shrouding (41) upside coaxial cover body (15) that is provided with, cover body (15) are the diameter of lower extreme opening and are less than the barrel of last barrel (14), it is provided, A connecting plate (42) which is larger than the diameter of an opening at the upper end of the circular truncated cone-shaped through hole, a sealing plug (44) which is matched with the circular truncated cone-shaped through hole is arranged on the bottom surface of the connecting plate (42), a second compression spring (43) which is used for connecting the connecting plate (42) and the top surface inside the cover body is uniformly distributed on the top surface of the connecting plate (42), an air inlet pipe (17) which is communicated with the upper cylinder body (14) is vertically arranged on an upper sealing plate (41) at the outer side of the cover body (15), a one-way valve (18) is arranged on the air inlet pipe (17), the upper end of the air inlet pipe (17) is higher than the upper end of the door body (51), an air outlet pipe (16) which is communicated with the cover body (15) is arranged on the top surface of the cover body (15), the air outlet pipe (16) is, the lower barrel (35) is a barrel with an opening at the lower end fixed in the mounting hole of the lower plate body (6), the opening at the lower end of the lower barrel (35) is positioned at the lower side of the lower plate body (6) and is provided with a lower sealing plate (49) for sealing the opening at the lower end, a water inlet hole (50) which vertically corresponds to the sealing plate (28) at the left part of the movable plate (29) is arranged at the circle center of the lower sealing plate (49) on the lower barrel (35), the bottom end of the lower barrel (35) is lower than the height of the first limiting rod (4), a water outlet pipe (5) with an opening at one end and a closed other end is arranged on the circumferential wall of the lower barrel (35), one end of the opening of the water outlet pipe (5) penetrates through the lower part of the circumferential wall at the left side of the lower barrel (35) and is communicated with the lower barrel (35), the closed end penetrates through the lower plate body (6, the piston comprises a piston rod (9) and a piston plate, the upper end of the piston rod (9) is positioned in the upper cylinder (14), the lower end is positioned in the lower cylinder (35), the piston plate comprises an upper piston plate (46) and a lower piston plate (48), the upper piston plate (46) is positioned in the upper cylinder body (14), the circle center of the bottom surface of the upper piston plate (46) is fixedly connected with the upper end of the piston rod (9), an upper sealing ring (45) which is in gapless contact with the inner wall of the upper cylinder body (14) is arranged on the circumferential surface of the upper piston plate (46), the lower piston plate (48) is positioned in the lower cylinder body (35), the circle center of the top surface of the lower piston plate (48) is fixedly connected with the lower end of the piston rod (9), a lower sealing ring (47) which is in gapless contact with the inner wall of the lower cylinder body (35) is arranged on the circumferential surface of the lower piston plate (48), a connecting rod (24) is connected between the piston rods (9) on the left circulating cylinder and the right circulating cylinder;
the driving mechanism comprises a driving rod and a driving motor (19), the driving rod comprises an upper rod body (22) and a lower rod body (30), the bottom end of the upper rod body (22) is fixed to the upper center and the top end of a connecting rod (24) and penetrates through an upper plate body (11) to be located on the upper side of the upper plate body (11), a plurality of teeth (21) are arranged on the left side surface of the upper rod body (22) at intervals along the length direction of the upper rod body (22), a third compression spring (23) is sleeved on the upper rod body (22) on the lower side of the upper plate body (11), the driving motor (19) is installed on the upper plate body (11), the output end of the driving motor (19) is connected with a driving shaft which extends forwards and is located on the left side of the upper rod body (22), the end of the driving shaft is connected with a sector gear (20) meshed with the teeth (21) on the, the lower end of the lower rod body (30) sequentially penetrates through the lower plate body (6), the driving plate (32) and the movable plate (29) downwards to be located on the lower side of the movable plate (29), a first limiting ring (34) is fixedly sleeved on the peripheral wall of the lower rod body (30) on the upper side of the driving plate (32), and a second limiting ring (33) is fixedly sleeved at the bottom end of the peripheral wall of the lower rod body (30).
2. The protective device for the reservoir gate according to claim 1, wherein the mounting plate (13) is provided with bolt through holes (40) penetrating through the front and rear side surfaces of the mounting plate (13) near four corners, the front side surface of the door body (51) is provided with threaded blind holes corresponding to the bolt through holes (40) in the mounting plate (13), and the mounting plate (13) is mounted on the door body (51) through fixing bolts (1) penetrating through the bolt through holes (40).
3. The protective device of the reservoir gate according to claim 1, wherein the first limiting rod (4) is a rod body with a right triangle-shaped longitudinal section, one straight surface of the first limiting rod (4) on the left vertical plate (8) is attached and fixed on the right side surface of the left vertical plate (8), the other straight surface is perpendicular to the right side surface of the left vertical plate (8), the inclined surface of the first limiting rod (4) faces downwards to the right, the second limiting rod (3) and the third limiting rod (26) are both rod bodies with a right triangle-shaped longitudinal section, one straight surface of the second limiting rod (3) is attached and fixed on the left side surface of the left elastic plate (37), the other straight surface is perpendicular to the left side surface of the left elastic plate (37), the inclined surface of the second limiting rod (3) faces upwards to the left, one straight surface of the third limiting rod (26) is attached and fixed on the right side surface of the right elastic plate (27), and, The other straight surface is vertical to the right side surface of the right elastic plate (27), and the inclined surface of the third limiting rod (26) faces upwards to the right.
4. A protective device for a reservoir gate according to claim 1, wherein the distance between the two first pull rods (36) on the driving plate (32) is greater than the outer diameter of the lower cylinder (35).
5. The protective device of a reservoir gate according to claim 1, wherein the sealing plate (28) is a circular plate made of elastic rubber, the sealing plug (44) is a circular truncated cone-shaped plate made of elastic rubber, the left elastic plate (37) and the right elastic plate (27) are both made of thermoplastic elastomer, and the first pull rod (36) and the second pull rod (25) are both made of thermoplastic elastomer.
6. The protective device of a reservoir gate according to claim 5, wherein when the bottom surface of the connecting plate (42) is fitted to the top surface of the upper sealing plate (41), the peripheral wall of the sealing plug (44) is in gapless contact with the peripheral wall of the circular truncated cone-shaped through hole, when the connecting plate (42) moves upward to the limit state, the sealing plug (44) moves upward until the lower end of the sealing plug (44) is higher than the bottom surface of the upper sealing plate (41), and the lower end of the sealing plug (44) is lower than the top surface of the upper sealing plate (41).
7. A protective device for a sluice gate of a reservoir according to claim 1, wherein the length of the piston rod (9) is greater than the distance between the bottom surface of the upper cylinder (14) and the top surface of the lower cylinder (35), and the length of the piston rod (9) is less than the distance between the top surface of the upper cylinder (14) and the bottom surface of the lower cylinder (35).
8. The protective device of the reservoir gate according to claim 1, wherein when the lower rod body (30) moves upwards to the limit state, the sealing plate (28) on the movable plate (29) is positioned in the water inlet hole (50) on the lower cylinder body (35), the bottom surface of the second limiting rod (3) is attached to the top surface of the first limiting rod (4) on the left vertical plate (8), and the bottom surface of the third limiting rod (26) is attached to the top surface of the first limiting rod (4) on the right vertical plate (39).
9. The protecting device of a reservoir gate according to claim 1, wherein the water spraying holes comprise an inclined upper water hole (12) and a lower water hole (7), the upper water hole (12) and the lower water hole (7) are respectively arranged at the upper part and the lower part of the water outlet pipe (5), one end of the upper water hole (12) on the inner wall of the water outlet pipe (5) is higher than one end on the outer wall of the water outlet pipe (5), and one end of the lower water hole (7) on the inner wall of the water outlet pipe (5) is lower than one end on the outer wall of the water outlet pipe (5).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011157123.8A CN112502103B (en) | 2020-10-26 | 2020-10-26 | Protection device of reservoir gate |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011157123.8A CN112502103B (en) | 2020-10-26 | 2020-10-26 | Protection device of reservoir gate |
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| CN112502103A true CN112502103A (en) | 2021-03-16 |
| CN112502103B CN112502103B (en) | 2022-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011157123.8A Active CN112502103B (en) | 2020-10-26 | 2020-10-26 | Protection device of reservoir gate |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1587133A1 (en) * | 1988-06-06 | 1990-08-23 | Псковский филиал Ленинградского политехнического института им.М.И.Калинина | Arrangement for protecting sea leg against ice |
| CN209703416U (en) * | 2019-01-04 | 2019-11-29 | 安徽省万豪水坝节能技术有限公司 | A kind of gate and hydraulic structure winter anti-icing equipment |
| CN209741772U (en) * | 2019-10-24 | 2019-12-06 | 王玉生 | Anti-freezing water conservancy gate |
-
2020
- 2020-10-26 CN CN202011157123.8A patent/CN112502103B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1587133A1 (en) * | 1988-06-06 | 1990-08-23 | Псковский филиал Ленинградского политехнического института им.М.И.Калинина | Arrangement for protecting sea leg against ice |
| CN209703416U (en) * | 2019-01-04 | 2019-11-29 | 安徽省万豪水坝节能技术有限公司 | A kind of gate and hydraulic structure winter anti-icing equipment |
| CN209741772U (en) * | 2019-10-24 | 2019-12-06 | 王玉生 | Anti-freezing water conservancy gate |
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| CN112502103B (en) | 2022-04-08 |
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