CN203514271U - Middle-hinged upturning steel gate - Google Patents

Abstract

The utility model relates to the technical field of gates in hydraulic engineering, in particular to a middle-hinged upturning steel gate. Gate leaves are connected with a gate hinge supporting base through supporting arms, the bottom of each gate leaf is provided with a bottom supporting device, a hanging lug device is arranged on the top of each gate leaf, each hanging lug device is connected with a piston rod of a hydraulic opening and closing machine, the hydraulic opening and closing machine is fixed to a gate pier through an oil cylinder hinge supporting base, an upper locking platform and a lower locking platform are arranged on each gate leaf, and hydraulic locking devices are arranged on the two sides of the gate pier. Water pressure is borne by the gate hinge supporting base, a bottom sill and the locking devices together when the gate is used for blocking water, and the middle-hinged upturning steel gate is upward turned to the horizontal positions above holes when opened completely and can be used as a temporary traffic bridge. The hydraulic opening and closing machine is used for conducting operation, the stroke of the piston rod is greatly reduced, and running is simple and reliable; no auxiliary buildings are arranged at the upper portion of the gate pier, and the upper portion of the gate pier is transparent and coordinated with the surrounding environment; the required height and the required thickness of the gate pier are small, and gate grooves for water flow are not influenced, and the number of embedded parts is small.

Description

In a kind of middle hinge, turn over steel gate

[technical field]

The utility model relates to the gate technical field in hydraulic engineering, specifically in a kind of middle hinge, turns over steel gate.

[background technology]

Hydraulic steel gate is one of important component part of hydraulic structure, it is the aperture of containment building as required, also can be all or the local aperture of opening, be used for regulating inside and outside stream stage and flow, thereby obtain the benefits such as flood control, irrigation, water supply, generating and navigation, the maintenance that also can be related building and equipment simultaneously provides necessary condition.Gate is arranged on the throat thoroughfares such as entery and delivery port of water intaking conveyance structure conventionally, by gate flexibility and reliability the safety that opens and closes to bring into play their function and benefit and safeguard building.Hydraulic steel gate of a great variety, sorting technique is also a lot, according to the structural feature of gate, can be divided into plane vertical lifting door, Sheng Women, arc-shaped door, miter gate, two leafs door etc.Plane vertical lifting door is that hydraulic structure uses to obtain the most a kind of type, and it has the advantages such as simple in structure, operation operation is convenient and reliable and cost is lower.But conventional plane vertical lifting door needs higher top framed bent and headstock gear, especially single building, is difficult to coordinate with surrounding enviroment, and needs higher and thicker gate pier; Have the gate slot that affects current, when particularly head is higher, the existence of gate slot can bring a lot of troubles, and needs more built-in fitting; Gate is mentioned rear-mounted above aperture, and headway is restricted, and gate drips also affects passing ships, and visual effect is poor; In addition, the required headstock gear lift of this structure is also larger.

Above-mentioned deficiency due to plane vertical-lift gate, in prior art, also has the steel gate of upward turnover type, as be applied to three distributary river mouth sluice in the training works of Huaihe River, Nanjing, the deficiencies such as poor visual effect of plane vertical lifting door have been solved, its structure support, on the basis of both sides, can form certain landscape effect and the gear tide of controlling flood after gate opening, but the complex structure of this design, built-in fitting is many, and cost of investment is larger.

In prior art, there is a kind of hydraulic upward turnover type gate that is CN101666076 as publication number, comprise gate, hydraulic hoist, hydraulic power unit and control room, gate is by the above unit gate of 3 or 3 transversely arranged composition, unit gate odd number is A type door, even number is Type B door, each A, the oil cylinder upper hoisting head of Type B door and hydraulic hoist, by extension, cut with scissors to be suspended on respectively and set up on the relative side of two box type steel structure beams of isolation strip upstream and downstream between double width bridge, each A, the middle part of Type B door by a hinge respectively with under the oil cylinder of each hydraulic hoist, hang head and be connected, the side water stop rubber of being located at each Type B door both sides is pressed on the door leaf of the A type door being adjacent, and the end water stop rubber of being located at each A, Type B door bottom rear side is pressed on Di Kan side, forms side direction and sealed bottom structure, can large span build lock thus, does not hinder view.This structure is applicable to the large span aperture without gate pier interval, and need rely on double width bridge and build; Its gate flap is that vertical direction is arranged, is unfavorable for flow-shape; Each aperture is by multiple leaf door leaf and overlap opening and closing device more and form, and not only water gate sealing device is complicated, also must open or close according to certain operating sequence; Gate is without support arm structure, and center of rotation is positioned at a top, and consequent hoisting capacity is larger; After gate standard-sized sheet, position is determined by gate flap height substantially, after requiring gate standard-sized sheet, when higher position, likely needs to cause waste compared with high gate flap; When every fan brake door standard-sized sheet or complete shut-down, need respectively the different hydraulic lock assembly of 2 covers, have 1 cover to be positioned under water, the more difficult control of performance accuracy and Maintenance and Repair inconvenience; Lifting lug device is located at gate flap middle part, and hydraulic machine piston bar ducks in drink for a long time, and opening and closing device is had to adverse effect; In addition, at the bottom of the design of its ground sill causes, easily produce alluvial, need extra a set of erosion and deposition equipment that increases.

[utility model content]

The utility model is in order to solve deficiency and the defects such as in prior art, the external view aesthetics of conventional planar vertical lifting door is poor, built-in fitting is more, headway is limited, a kind of novel structure, safe and reliable is provided, simple to operate, hydraulic pressure distributes rationally and the middle hinge upper-turn-type steel gate of good visual effect.

For achieving the above object, provide in a kind of middle hinge and turn over steel gate, comprise gate pier, gate flap, support arm, gate flap props up free bearing, hydraulic hoist, oil cylinder props up free bearing, the gate flap 1 that it is characterized in that described gate props up free bearing 5 by support arm 4 and gate flap and is connected, the bottom of gate flap is provided with bottom support device 2, the top of gate flap is provided with lifting lug device 8, gate flap is provided with locking platform 7 and lower locking platform 3, described lifting lug device is connected with the piston rod of hydraulic hoist, described hydraulic hoist 9 props up free bearing 10 by oil cylinder and is fixed on gate pier, described hydraulic lock assembly 6 is located on the gate pier of both sides.

Described gate flap rolls and tiltedly becomes 70 ° with horizontal plane to inland river when closing.

Described gate flap 1 props up free bearing around gate flap and rotates.

Compared with the existing technology, its advantage is the utility model:

1. lock gate leaf connects with free bearing by support arm, and can rotate around a free bearing, during dash, to inland river, rolls tiltedly, and gate flap becomes 70 ° and is in tilted layout with horizontal plane, more favourable to fluidised form, turns on during standard-sized sheet above aperture to horizontal position, can do the Temporary Traffic Bridge Located use;

2. during gate dash, water pressure is by a free bearing, ground sill, locking device shared, avoided arc-shaped door to concentrate and act on a free bearing civil engineering structure is caused to disadvantageous shortcoming because of water pressure;

3. adopt hydraulic switch machine operation, piston rod stroke shortens greatly, moves simple and reliable;

4. be applicable to single aperture or a plurality of aperture that has gate pier interval, Gate Piers is without any building, and sluice gate superjacent air space is penetrating, and easy and surrounding enviroment are coordinated, and do not need to rely on any building except gate pier;

5. the height of required gate pier and thickness are less, do not affect the gate slot of current, and built-in fitting is less;

6. every hole only needs 1 fan gate flap and 1 cover opening and closing device, and when porous is arranged, operating gate is unrestricted, and water gate sealing device is simpler;

7. the utlity model has support arm structure, center of rotation is positioned on the horizontal plane of gate flap middle part, and water pressure and the gravity arm of force are less, and consequent hoisting capacity is also relatively little;

8. after gate standard-sized sheet, the position of gate flap can be controlled by adjustment arm length and a hinge position, can be owing to causing waste compared with high gate flap;

9. only need 1 cover locking device, and be positioned at waterbornely, repair and maintenance is all very convenient;

10. lifting lug device is located at gate flap top, and piston rod, in waterborne, is beneficial to the maintenance of headstock gear;

11. ground sills roll tiltedly and arrange to inland river, and silt is difficult for alluvial, can save equipment.

[accompanying drawing explanation]

Fig. 1 is the profile that cuts with scissors tilt-up door in the utility model;

As shown in the figure, in figure: 1, gate flap 2, bottom support device 3, lower locking platform 4, support arm 5, gate flap prop up free bearing 6, hydraulic lock assembly 7, upper locking platform 8, lifting lug device 9, hydraulic hoist 10, oil cylinder and prop up free bearing 11, ground sill 12, gate running orbit line 13, inland river side 14, outer river side

Specifying Fig. 1 is Figure of abstract of the present utility model.

[specific embodiment]

Below in conjunction with accompanying drawing, the utility model is described in further detail, and the structure of this device and principle are very clearly concerning this professional people.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.

The utility model is to turn over steel gate in a kind of middle hinge, is mainly used in flood control, diversion and navigation engineering field, is a kind of novel water conservancy project steel gate design form.The utility model is applicable to single aperture or a plurality of aperture that has gate pier interval, does not need to rely on any building, every hole that one fan brake door is set except gate pier.Gate is comprised of gate flap, support arm and a free bearing, and gate flap is connected with a free bearing by support arm, and can be around a free bearing rotation, and bottom support device is established at the door end, and gate flap top is established lifting lug device and is connected with headstock gear piston rod, is also provided with upper and lower two cover locking platforms on gate flap.During operating gate, gate flap props up free bearing upset around gate flap under the drive of headstock gear piston rod, to locking bit, is locked by the hydraulic lock assembly being arranged on the gate pier of both sides again.As shown in Figure 1, in figure, dotted line log type gate leaf and its is gate full-gear, and solid line log type gate leaf and its is gate dash state.During gate dash, to Ha Noi, rolls and tiltedly to become 70 ° with horizontal plane, be conducive to fluidised form, and water pressure is by propping up a free bearing, ground sill, locking device shared, avoid acting on because water pressure is concentrated certain parts civil engineering structure is caused unfavorable.The center of rotation of gate flap is that gate flap props up free bearing in meta, and water pressure and the gravity arm of force are less, and consequent hoisting capacity is also relatively little.Headstock gear oil cylinder props up free bearing by oil cylinder and is fixed on gate pier, and headstock gear piston rod and hydraulic lock assembly are all on water level, easy to operate and be beneficial to maintenance.On during gate standard-sized sheet, turn over above sluice gate to horizontal position, can make the Temporary Traffic Bridge Located and use, its height can be by adjusting arm length and a hinge position be controlled.Gate only needs a set of hydraulic lock assembly, can open under state and respectively upper and lower locking platform be locked at gate complete shut-down, complete shut-down, has saved a set of equipment.Meanwhile, ground sill rolls tiltedly and arranges to inland river, and silt is difficult for deposition, can save erosion and deposition equipment.

Claims (3)

1. in hinge, turn over steel gate in one kind, comprise gate pier, gate flap, support arm, gate flap props up free bearing, hydraulic hoist, oil cylinder props up free bearing, the gate flap (1) that it is characterized in that described gate props up free bearing (5) by support arm (4) and gate flap and is connected, the bottom of gate flap is provided with bottom support device (2), the top of gate flap is provided with lifting lug device (8), gate flap is provided with locking platform (7) and lower locking platform (3), described lifting lug device is connected with the piston rod of hydraulic hoist, described hydraulic hoist (9) props up free bearing (10) by oil cylinder and is fixed on gate pier, described hydraulic lock assembly (8) is located on the gate pier of both sides.

2. in a kind of middle hinge as claimed in claim 1, turn over steel gate, it is characterized in that described gate flap (1) rolls and tiltedly becomes 70 ° with horizontal plane to inland river when closing.

3. in a kind of middle hinge as claimed in claim 1, turn over steel gate, it is characterized in that described gate flap (1) props up free bearing (5) around gate flap and rotates.

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