A kind of lying type flood gate
Technical field
The utility model belongs to the flood gate of Hydraulic and Hydro-Power Engineering flood control system, is specifically related to a kind of lying type flood gate.
Background technology
In Hydraulic and Hydro-Power Engineering, flood gate is one of important component part very, be used for regulating inside and outside stream stage and flow, thereby obtain the benefits such as flood control, irrigation, water supply, generating, navigation, by gate flexibility and reliability open and close to bring into play their function and benefit.
Application number is that 20122005434.7 utility model patent discloses a kind of automatic open and close flood gate, mainly comprise: flashboard, leading block, wire rope, float, float chamber, chute, column, longeron, crossbeam, one end of wire rope connects flashboard, and the other end of wire rope connects float by leading block; Respectively there is a float chamber both sides of flashboard, and float is placed in float chamber, and float chamber is communicated with river course by chute; Column, longeron, crossbeam form a door frame, are arranged on the top of flashboard and float chamber, and leading block is arranged on crossbeam, and float is made up of inner membrance, reinforcing cage, supporting, outer wall, suspension ring; Internal mold adopts welded steel plate, and outer wall adopts concreting.
Application number is a kind of autocontrol flood gate of 201220208069.X, the gate of lift-type is positioned at service hoisting buoyancy tank is installed in retaining region, the side setting of gate and the corresponding overfall of water level alarm line, the exit position of corresponding overfall is provided with water wheels, and when water wheels are rotated by water impact, its central axis can be promoted gate to open by a hoisting mechanism; Hoisting mechanism comprises the tooth bar that is arranged on from top to bottom gate outside, be arranged on the gear coordinating with tooth bar in rotating shaft and be connected to the transmission mechanism in central axis and the rotating shaft of water wheels; Transmission mechanism is a chain transmission, is made up of hinge wheel, minor sprocket and chain; The tooth bar of each gate outside has two.
All lift-type flood gates described above, in use, exist the slow problem of hoisting velocity; When flood period, because current pressure is large, be prone to catching phenomenon, cause cannot flood discharge situation occur, directly threaten reservoir area and upstream safety.In the time that lift-type flood gate is arranged on the reservoir area that possesses Navigation capacity, when lift-type flood gate is opened, because water levels of upstream and downstream is poor, easily cause water-bed undercurrent, the current safety of serious threat ship; Meanwhile, need to build and open suspension bridge due to lift-type flood gate, cause construction cost high.
Application number is that the utility model patent of 200520042546.X discloses a kind of lower spleeping type rotary bear-trap gate, be arranged under water on base plate by hinge by floating box type door body, gate is box door body, its box-shaped door body cross section is approximate isosceles trapezoid, the inner chamber of this box-shaped door body is designed with steel as longitudinal and horizontal truss, the outside of door body, weld with steel plate, in chamber, be divided into longitudinal cabin, three chambeies from top to bottom with steel plate, open aperture approaching gate top panel place, on aperture, hang " flap valve "; The end face of this body has two tops that enter the two ends end face of hole, this box-shaped door body to be provided with charge, exhaust hole; The bottom of the two ends end face of this body is designed with row, filling port; The base of the gate of this box-shaped door body is as far as possible little with the gap that is arranged on the base plate on basis, riverbed, all adopts the formula of digging at base plate and base with respect to the position that free bearing is installed, and local thickening mode is installed the structure of hinge.This lower spleeping type rotary bear-trap gate by charge, exhaust pipe, fill row, water-filling to charge, exhaust hole and row, filling port to cavity, by the control of the buoyancy size variation to box-shaped gate door body, is realized the rotation of gate and is drifted along; Such control mode not only control procedure is slow, and needs good air-proof condition, cause manufacturing cost high, and maintaining cost is high.
Simultaneously due to when this lower spleeping type rotary bear-trap gate is in the time opening (flood discharge, navigation), box-shaped door body is embedded in the groove that is opened in lower water-bed plate, reaches and keeps descending the smooth effect of water-bed plate, realizes the effect of flood discharge, navigation.But in current with silt, in groove, easily assemble silt, the silt of gathering can affect the groove of normally putting into lower water-bed plate of box-shaped door body; If guarantee, box-shaped door body can normally put into the groove of lower water-bed plate, need to clear up the silt in groove, no matter be to clear up by artificial or mechanical device, all can increase the cost of safeguarding operation.
Utility model content
The utility model is for the above-mentioned technical problem of existing flood gate, and a kind of lying type flood gate is provided, there is the phenomenon that can not have clamping stagnation in opening and closing, in opening, can there is not the situation of water-bed undercurrent, guarantee the current safety of navigation ship; Have the advantages that construction cost is low, care and maintenance cost is low.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is:
A kind of lying type flood gate, is characterized in that, comprises gate flap and step base plate under water, the step place of base plate is embedded with pre-buried anchor under water, pre-buried anchor is connected with free bearing, the bottom-hinged of free bearing and gate flap, and the terrace of appearing on the stage of base plate is parallel with the upper surface that gate flap is placed on lowest point under water; Bottom surface, river course after the leave from office terrace of base plate and gate flap is parallel to each other under water; The upper end of gate flap is hinged with hydraulic hoist, and hydraulic hoist is hinged on the gate pier being arranged on river bank.
Gate flap of the present utility model is arranged between river course, the bottom-hinged of gate flap is on free bearing, the upper end hinge of gate flap is hinged with hydraulic hoist, hydraulic hoist is hinged on gate pier, when hydraulic hoist work, drive the free bearing rotation of gate flap around bottom, and the degree that regulates hydraulic hoist just can regulate gate flap to open.
Preferably, the leave from office terrace of described base plate is under water provided with anticollison block.The height of anticollison block should guarantee in the time that gate flap is placed on minimum point (be generally the upper surface of gate flap with under water the terrace of appearing on the stage of base plate be parallel to each other); anticollison block can either play the effect of an overfill protection; that gate flap can not be supported again is too high, in order to avoid affect the normal function of flood discharge, navigation.
Preferably, described base plate is under water provided with seal, for preventing that current are from the bottom of gate flap and gap outflow between base plate under water.
Further, the left and right sides of described gate flap is provided with seal.
Compared with prior art, the utlity model has following beneficial effect:
Lying type flood gate of the present utility model, comprise gate flap and step base plate under water, the step place of base plate is embedded with pre-buried anchor under water, and pre-buried anchor is connected with free bearing, the bottom-hinged of free bearing and gate flap, the terrace of appearing on the stage of base plate is parallel with the upper surface that gate flap is placed on lowest point under water; Bottom surface, river course after the leave from office terrace of base plate and gate flap is parallel to each other under water; The upper end of gate flap is hinged with hydraulic hoist, and hydraulic hoist is hinged on the gate pier being arranged on river bank.This lying type flood gate, compare and existing lift-type flood gate, in opening and closing process, can there is not because hydraulic pressure strengthens the situation of clamping stagnation, because being folded in, existing lift-type flood gate is arranged among river course two siding tracks, in the time that hydraulic pressure increases, gate flap there will be deformation, thereby causes gate flap and track to occur the situation of clamping stagnation.Due to the suspension bridge that opens that need not build for the gate flap of slinging, reduce construction cost, both solve the restriction of headway, can not affect again surrounding landscape.Meanwhile, in the time opening gate flap of the present utility model, can not there is the situation of water-bed undercurrent, improve the safety of ship navigation.
The setting of base plate under water of the present utility model, in the time that gate flap prevents extreme lower position, the upper surface of gate flap is parallel with the terrace of appearing on the stage of base plate under water, and the bottom surface, river course after the leave from office terrace of base plate and gate is parallel to each other under water, can either guarantee the safety of navigation, can prevent again the phenomenon that mud is piled up, reduce work artificial or mechanical device cleaning mud, reduce the cost of care and maintenance.
Lying type flood gate of the present utility model, compare existing float type flood gate, promoted the speed that gate flap opens and closes, and reduced the cost of manufacture, maintenance simultaneously.
The leave from office terrace of base plate under water of the present utility model is provided with anticollison block, can guarantee the safety in the time that gate flap is placed in extreme lower position by anticollison block, prevents that gate flap is damaged.
Base plate under water of the present utility model is provided with seal, and the left and right sides of gate flap is provided with seal, can prevent the phenomenon of leaking by seal.
Accompanying drawing explanation
Fig. 1 is the utility model status architecture schematic diagram;
Fig. 2 is that the utility model is worked as the view of gate flap while being placed on extreme lower position;
Mark in figure: 1, base plate under water, 2, gate pier, 3, hydraulic hoist, 4, gate flap, 5, anticollison block, 6, free bearing.
The specific embodiment
Below in conjunction with embodiment, the utility model will be further described, and described embodiment is only the utility model part embodiment, is not whole embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art, not making other embodiment used that obtain under creative work prerequisite, belongs to protection domain of the present utility model.
Lying type flood gate of the present utility model, comprise gate flap and step base plate under water, the step place of base plate is embedded with pre-buried anchor under water, and pre-buried anchor is connected with free bearing, the bottom-hinged of free bearing and gate flap, the terrace of appearing on the stage of base plate is parallel with the upper surface that gate flap is placed on lowest point under water; Bottom surface, river course after the leave from office terrace of base plate and gate flap is parallel to each other under water; The upper end of gate flap is hinged with hydraulic hoist, and hydraulic hoist is hinged on the gate pier being arranged on river bank.
Lying type flood gate of the present utility model, comprise gate flap and step base plate under water, the step place of base plate is embedded with pre-buried anchor under water, and pre-buried anchor is connected with free bearing, the bottom-hinged of free bearing and gate flap, the terrace of appearing on the stage of base plate is parallel with the upper surface that gate flap is placed on lowest point under water; Bottom surface, river course after the leave from office terrace of base plate and gate is parallel to each other under water; The upper end of gate is hinged with hydraulic hoist, and hydraulic hoist is hinged on the gate pier being arranged on river bank.This lying type flood gate, compare and existing lift-type flood gate, in opening and closing process, can there is not because hydraulic pressure strengthens the situation of clamping stagnation, because being folded in, existing lift-type flood gate is arranged among river course two siding tracks, in the time that hydraulic pressure increases, gate flap there will be deformation, thereby causes gate flap and track to occur the situation of clamping stagnation.Due to the suspension bridge that opens that need not build for the gate flap of slinging, reduce construction cost, both solve the restriction of headway, can not affect again surrounding landscape.Meanwhile, in the time opening gate flap of the present utility model, can not there is the situation of water-bed undercurrent, improve the safety of ship navigation.
The setting of base plate under water of the present utility model, in the time that gate flap prevents extreme lower position, the upper surface of gate flap is parallel with the terrace of appearing on the stage of base plate under water, and the bottom surface, river course after the leave from office terrace of base plate and gate is parallel to each other under water, can either guarantee the safety of navigation, can prevent again the phenomenon that mud is piled up, reduce work artificial or mechanical device cleaning mud, reduce the cost of care and maintenance.
Lying type flood gate of the present utility model, compare existing float type flood gate, promoted the speed that gate flap opens and closes, and reduced the cost of manufacture, maintenance simultaneously.
Gate flap of the present utility model is arranged between river course, the bottom-hinged of gate flap is on free bearing, the upper end hinge of gate flap is hinged with hydraulic hoist, hydraulic hoist is hinged on gate pier, when hydraulic hoist work, drive the free bearing rotation of gate flap around bottom, and the degree that regulates hydraulic hoist just can regulate gate flap to open.
The left and right sides, gate flap of the present utility model bottom is all installed with free bearing and is connected, and the left and right sides of gate flap upper end is also all hinged with hydraulic hoist, and hydraulic hoist just can not affect the normal operation of navigation like this.Simultaneously, the position of placing in order to maintain gate flap, gate flap is equipped with locking device, the position arranging for structure and the locking device of locking device, those skilled in the art can understand and understand, and does not repeat them here, and hydraulic hoist also belongs to prior art products, those skilled in the art understands and understands, do not repeat them here.
Preferably, the leave from office terrace of described base plate is under water provided with anticollison block.The height of anticollison block should guarantee in the time that gate flap is placed on minimum point (be generally the upper surface of gate flap with under water the terrace of appearing on the stage of base plate be parallel to each other); anticollison block can either play the effect of an overfill protection; that gate flap can not be supported again is too high, in order to avoid affect the normal function of flood discharge, navigation.Can guarantee the safety in the time that gate flap is placed in extreme lower position by anticollison block, prevent that gate flap is damaged.Anticollison block of the present utility model also can be arranged on the external surface of gate flap, and in the time that gate flap is placed, anticollison block contacts with the leave from office terrace of base plate under water, plays the effect of protection.The leave from office terrace of gate flap and under water base plate all can be installed anticollison block.
Preferably, base plate is provided with seal under water, for preventing that current are from the bottom of gate flap and gap outflow between base plate under water; The left and right sides of gate flap is provided with seal, can prevent the phenomenon of leaking by seal.
Embodiment mono-
The lying type flood gate of the present embodiment, comprise gate flap and step base plate under water, the step place of base plate is embedded with pre-buried anchor under water, and pre-buried anchor is connected with free bearing, the bottom-hinged of free bearing and gate flap, the terrace of appearing on the stage of base plate is parallel with the upper surface that gate flap is placed on lowest point under water; Bottom surface, river course after the leave from office terrace of base plate and gate flap is parallel to each other under water; The upper end of gate flap is hinged with hydraulic hoist, and hydraulic hoist is hinged on the gate pier being arranged on river bank.
Embodiment bis-
The lying type flood gate of the present embodiment, comprise gate flap and step base plate under water, the step place of base plate is embedded with pre-buried anchor under water, and pre-buried anchor is connected with free bearing, the bottom-hinged of free bearing and gate flap, the terrace of appearing on the stage of base plate is parallel with the upper surface that gate flap is placed on lowest point under water; Bottom surface, river course after the leave from office terrace of base plate and gate flap is parallel to each other under water; The upper end of gate flap is hinged with hydraulic hoist, and hydraulic hoist is hinged on the gate pier being arranged on river bank; The leave from office terrace of base plate is provided with anticollison block under water.
Embodiment tri-
The lying type flood gate of the present embodiment, comprise gate flap and step base plate under water, the step place of base plate is embedded with pre-buried anchor under water, and pre-buried anchor is connected with free bearing, the bottom-hinged of free bearing and gate flap, the terrace of appearing on the stage of base plate is parallel with the upper surface that gate flap is placed on lowest point under water; Bottom surface, river course after the leave from office terrace of base plate and gate flap is parallel to each other under water; The upper end of gate flap is hinged with hydraulic hoist, and hydraulic hoist is hinged on the gate pier being arranged on river bank; The leave from office terrace of base plate is provided with anticollison block under water; Base plate is provided with seal under water, and the left and right sides of gate flap is provided with seal.