CN210507337U - Opening, closing and locking linkage mechanism of hydraulic gate - Google Patents
Opening, closing and locking linkage mechanism of hydraulic gate Download PDFInfo
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- CN210507337U CN210507337U CN201920795213.6U CN201920795213U CN210507337U CN 210507337 U CN210507337 U CN 210507337U CN 201920795213 U CN201920795213 U CN 201920795213U CN 210507337 U CN210507337 U CN 210507337U
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Abstract
The utility model discloses a hydraulic gate open and close and lock link gear. The gate plate is characterized in that the gate plate, the lifting oil cylinder, the supporting rod or the supporting plate are fixed on the surface of a dam body with a step or an inclined plane with a height difference through hinges, the gate plate hinge is the highest, the supporting rod or the supporting plate hinge and the lifting oil cylinder hinge or the lifting oil cylinder hinge and the supporting rod or the supporting plate hinge are arranged in sequence, the supporting rod or the supporting plate is connected with the lifting oil cylinder, the swinging of the supporting rod or the supporting plate is controlled by the stretching of the lifting oil cylinder, the gate plate leans against the supporting rod or the supporting plate and swings up and down along with the swinging of the supporting rod or the supporting plate, at least one clamping block for supporting the supporting rod or the supporting plate against the gate plate without swinging down is arranged on the back of the gate plate, and a pier column for placing. The novel hydraulic cylinder has the advantages of simple integral structure, low manufacturing cost, convenience in construction, installation and maintenance and reliability in work.
Description
Technical Field
The utility model relates to a dam structure of water conservancy facility, in particular to hydraulic gate open and close and lock link gear.
Background
The hydraulic dam is a relatively simple movable dam. It is widely applied to agricultural irrigation, fishery, ship lock, sea water tidal barrier, city river landscape engineering, small hydropower station and other constructions. The hydraulic lifting dam has scientific structure, does not block water and is not afraid of sediment deposition; is not influenced by flotage; under the condition of extremely small water loss, the floating materials on the upstream can be easily washed away, so that the river water is clear; the dam is quickly put, and the flood control safety is not influenced; strong ability of fighting flood. The construction of the steel dam gate is generally composed of a gate plate with an arc surface or a plane made of a steel plate, a lifting cylinder, a support rod for supporting the gate plate, and the like. The lifting oil cylinder directly props against the back part of a movable water-blocking gate plate with a hinge at the bottom, when the lifting oil cylinder extends out of the gate plate and is jacked up, the dam is lifted to block water, the lifting oil cylinder retracts to enable the gate plate to be laid down, the purpose of lowering the dam and discharging flood (discharging water) is achieved, when the gate plate rises to a certain position, the gate plate needs to be positioned, a supporting rod fixed on the back of the gate plate supports the ground (the dam face), and the lifting oil cylinder can release the pressure. For the control of the supporting rod, another small oil cylinder is usually used for control, for example, the internal driving supporting mechanism of the hydraulic dam of patent CN201520763217.8 has: the telescopic cylinder is arranged along the height direction of the dam body and is installed on the dam body; the first end of the link arm is hinged with a piston rod of the telescopic cylinder; the supporting rod is used for supporting the dam body, the upper end of the supporting rod is fixedly connected with the second end of the link arm, and the telescopic cylinder is installed at the gap of the longitudinal beam of the arc cavity in the dam body, so that the telescopic cylinder is not corroded by water flow and is not polluted by silt, the service life is prolonged, and the failure rate is reduced. Such a structure is complicated and the manufacturing cost is high. The hydraulic dam support rod unlocking device is characterized in that an upright rotating block is arranged in front of the side of the support step, the rotating block can rotate around a rotating shaft towards the direction of the support step under the action of external force, a resetting device is arranged on the rotating block, the resetting device enables the rotating block to automatically return to the upright state after the external force is eliminated, a groove or a pit is arranged on the top surface of the rotating block, when the rotating block rotates, the circumferential surface of the groove or the concave pit which rotates exceeds the step of the supporting step, so that the supporting rod cannot fall into the step when pushing the rotating block to rotate in the groove or the concave pit and can pass the step to unlock. The problem that the supporting rod needs to be unlocked by external power is solved. To this kind of structure, the bearing platform on bracing piece and the ground is because the influence of debris such as floater probably the bracing piece can not get into recess or pit smoothly, causes the bracing piece can't be to the support of gate panel, and the reliability is relatively poor. In order to effectively apply the thrust of the lift cylinder to the gate plate, a concave pit (cylinder well) for accommodating the lift cylinder is formed on the surface of the dam body provided with the lift cylinder in advance when the dam body is poured, the lower end part of the lift cylinder is placed in the cylinder well, and the rotating shaft of the lift cylinder is placed on the well mouth or the side wall of the cylinder well, as shown in fig. 2 and 3 of a covering type hydraulic dam of publication No. CN 107299622A. The structure has the advantages that the lifting oil cylinder is soaked in the oil cylinder well with impurities such as water, sludge and the like for a long time, the sealing material for connecting the lifting oil cylinder and the dam foundation is easy to damage, the silting of the hole of the lifting oil cylinder is caused, the deformation of the lifting oil cylinder and the damage of the oil cylinder seat can occur once the lifting oil cylinder is started, when the oil leakage of the lifting oil cylinder, the damage of the oil cylinder seat or the aging of a hydraulic pipe needs to be maintained, a cofferdam (a water retaining wall) and the sinking of the oil cylinder well are required, the engineering and the cost are high, the steel dam gate cannot be used during the construction, and the great influence is caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a simple structure, installation and maintenance are convenient, the reliable hydraulic gate's of use is opened and close and locking link gear.
In order to solve the problem, the utility model discloses a realize through following technical scheme: the gate plate is characterized in that the gate plate, the lifting oil cylinder, the supporting rod or the supporting plate are fixed on the surface of a dam body with a step or an inclined plane with a height difference through hinges, the gate plate hinge is the highest, the supporting rod or the supporting plate hinge and the lifting oil cylinder hinge or the lifting oil cylinder hinge and the supporting rod or the supporting plate hinge are arranged in sequence, the supporting rod or the supporting plate is connected with the lifting oil cylinder, the swinging of the supporting rod or the supporting plate is controlled by the stretching of the lifting oil cylinder, the gate plate leans against the supporting rod or the supporting plate and swings up and down along with the swinging of the supporting rod or the supporting plate, at least one clamping block for supporting the supporting rod or the supporting plate against the gate plate without swinging down is arranged on the back of the gate plate, and a pier column for placing.
The fixture blocks are sequentially provided with 2-4 fixture blocks along the height direction of the gate plate and used for supporting and positioning the gate plate by the supporting rod or the supporting plate when the gate plate is at different height positions.
The top end of the supporting rod or the supporting plate, which is contacted with the gate plate, is provided with a round or roller structure so as to reduce the friction resistance between the supporting rod or the supporting plate and the gate plate.
The lifting oil cylinder is a double-acting oil cylinder.
The gate plate is connected with a backward guy cable for preventing the gate plate from turning forward.
The clamping block is a triangular entity fixed in the gate plate or on the back of the gate plate.
The opening, closing and locking linkage mechanism of the hydraulic gate manufactured according to the scheme is characterized in that the linkage mechanism completely gets rid of the connection relation among the traditional gate plate, the lifting oil cylinder and the supporting rod. The lifting oil cylinder is connected with the supporting rod or the supporting plate and controls the action of the supporting rod or the supporting plate, so that the linkage between the lifting oil cylinder and the supporting rod or the supporting plate is realized, the lifting oil cylinder not only realizes the control of the vertical swing of the gate plate, but also realizes the realization of the lifting action after the supporting rod or the supporting plate locks and unlocks the gate plate; it is simplified greatly than the structure of opening and close and locking of traditional hydraulic gate, and the reliability of use also improves greatly, and its main advantage shows:
1. the opening and closing oil cylinder connected with the supporting rod has the functions of closing the gate locking gate and unlocking and opening the gate, other unlocking oil cylinders of the supporting rod are not needed to be designed for opening and closing the gate, the problem that the gate plate cannot be opened, closed or locked due to the fact that the unlocking oil cylinder fails is solved, and manufacturing cost is reduced.
2. This open and close and lock link gear design has bracing piece or backup pad, and gate normality retaining is supported the gate by bracing piece or backup pad and is held the gate and impound, and when setting up a plurality of fixture blocks on the gate board, the gate also supports the gate by bracing piece or backup pad and impound under the partial state of opening, and need not the hydro-cylinder and support the gate and impound, has solved the drawback that the hydro-cylinder that the pure hydro-cylinder that relies on in the market supports the gate board and impound and bring reveals.
3. An oil cylinder well is not required to be designed, the opening and closing faults of the gate plate caused by the blockage of the oil cylinder well are avoided, and the trouble of reserving the oil cylinder well during dam foundation construction is also avoided.
4. The design eliminates a supporting rod unlocking oil cylinder and an oil cylinder well, so that the installation speed and the installation efficiency of the gate and a hydraulic system are greatly improved, particularly, the gate plate is only hinged with the gate dam foundation and is not directly connected with the supporting rod and the lifting oil cylinder, and the gate plate only leans against the supporting rod or the supporting plate, so that the requirements on the manufacturing and installation precision of each component are greatly simplified and reduced.
5. Because the supporting rod unlocking oil cylinder and the oil cylinder well are not designed, all maintenance work of the gate and the hydraulic system is carried out at a position above a riverbed dam foundation, a cofferdam is not required to be constructed during maintenance, and the original foundation is not required to be damaged, so that the maintenance is fast and convenient.
6. A set of opening and closing and locking linkage mechanism (an oil cylinder and a supporting rod) can be designed for a single gate, a plurality of sets of opening and closing and locking mechanisms can be designed to be used simultaneously, and a plurality of gates can be installed and used in parallel.
7. The opening, closing and locking linkage mechanism formed by the support rod or the support plate and the oil cylinder is positioned in a shadow part of the gate plate where river water floats, upstream floating objects cannot collide or be wound on the lifting oil cylinder and the support rod, and the gate is safe and reliable to operate.
8. The supporting rod or the supporting plate and the lifting oil cylinder cannot be seen in the water flow scene, and the landscape effect of the whole gate dam is superior to that of other gate dam forms in the current market.
9. When replacing traditional bracing piece with the backup pad for support more reliable, and have the pinning nature each other to the lift cylinder who connects both ends about the backup pad, make opening and close and locking link gear wholeness of hydraulic gate better.
10. The action of the supporting rod or the supporting plate is completely controlled by the lifting oil cylinder, the supporting rod is easier to be in place compared with the position of the supporting rod controlled by the dead weight, the supporting rod is not influenced by the interference of other objects such as floaters, and the work is more reliable.
In a word, the opening, closing and locking linkage mechanism of the hydraulic gate has the advantages of simple integral structure, low manufacturing cost, convenient construction, installation and maintenance and reliable work, and avoids a plurality of defects of the traditional hydraulic gate.
Drawings
FIG. 1 is a state diagram of the opening and closing and locking linkage mechanism of a hydraulic gate with a lifting cylinder at the rear when a support rod or a support plate is at the front and a full-lifting dam is used for blocking water;
FIG. 2 is a state diagram of the opening and closing and locking linkage mechanism of the hydraulic gate with the lifting cylinder at the rear when the support rod or the support plate is at the front and the half-liter dam is used for blocking water;
FIG. 3 is a state diagram of the opening and closing and locking linkage mechanism of the hydraulic gate with the lifting cylinder at the rear when the support rod or the support plate is at the front when the dam is lowered for water drainage;
FIG. 4 is a state diagram of the opening and closing and locking linkage mechanism of the hydraulic gate with the support rod or the support plate at the back when the lifting cylinder is at the front and the full-lifting dam is blocking water;
FIG. 5 is a state diagram of the opening and closing and locking linkage mechanism of the hydraulic gate with the support rod or the support plate at the rear when the lifting cylinder is at the front and the half-liter dam is used for blocking water;
FIG. 6 is a state diagram of the linkage mechanism for opening and closing and locking the hydraulic gate with the support rod or the support plate at the back when the lifting cylinder is at the front and the dam is lowered for water drainage.
In the figure: 1. a shutter plate; 2. a lift cylinder; 3. a support bar or plate; 4. a gate plate hinge; 5. a lift cylinder hinge; 6. a strut or strut plate hinge; 7. a dam body; 8. a piston rod; 9. a clamping block; 10. circular or roller configurations; 11. pier studs; 12. a pull rope.
Detailed Description
The invention is further described with reference to the accompanying drawings and specific embodiments.
Example 1
Fig. 1, 2 and 3 are schematic structural diagrams of an opening and closing and locking linkage mechanism of a hydraulic gate with a front support rod or support plate and a rear lifting oil cylinder. The gate plate 1, the lifting oil cylinder 2 and the support rod or the support plate 3 are fixed on the surface of a dam body 7 of a step or an inclined plane with a height difference through a gate plate hinge 4, a lifting oil cylinder hinge 5 and a support rod or support plate hinge 6 respectively, wherein the gate plate hinge 4 is the highest, the support rod or support plate hinge 6 and the lifting oil cylinder hinge 5 are arranged in sequence, the support rod or the support plate 3 is connected with a piston rod 8 of the lifting oil cylinder 2, the swinging of the support plate 3 is controlled by the stretching of the lifting oil cylinder 2, and the gate plate 1 leans against the support rod or the support plate 3 and swings up and down along with the swinging of the support rod or the support plate 3. Two clamping blocks 9 for supporting the supporting rod or the supporting plate 3 to support the gate plate 1 without swinging downwards are sequentially arranged on the back of the gate plate 1 along the height direction of the gate plate 1, and are used for supporting and positioning the gate plate 1 by the supporting rod or the supporting plate 3 when the gate plate 1 is at different height positions as shown in figure 2. The fixture block 9 is a triangular solid body which is arranged in the gate plate 1 (not shown) or fixed on the outer surface of the back of the gate plate 1. A circular or roller structure 10 is provided at the top end of the support rod or plate 3 contacting the shutter plate 1 to reduce the frictional resistance between the support rod or plate 3 and the shutter plate 1. A pier 11 for the gate plate 1 to rest when swinging down to a low position is arranged on the dam body 7 behind the lifting cylinder 2 as shown in fig. 3. In order to prevent the shutter plate 1 from turning forward, a pull rope 12 which is connected to the shutter plate 1 and is pulled backward is provided.
Example 2
Fig. 4, 5 and 6 are schematic structural views of an opening, closing and locking linkage mechanism of a hydraulic gate with a front lifting cylinder and a rear support rod or support plate. As seen from the figure, the structure is different from the embodiment 1 in that the lift cylinder hinge 5 is in front, the support rod or support plate hinge 6 is in back, and the lift cylinder 2 is a double-acting cylinder. When the gate plate 1 needs to be pushed up, the lifting oil cylinder 2 retracts.
Claims (6)
1. A linkage mechanism for opening, closing and locking a hydraulic gate comprises a gate plate, a lifting oil cylinder, a support rod or a support plate and is characterized in that the gate plate, the lifting oil cylinder and the support rod or the support plate are fixed on the surface of a dam body with a step or an inclined plane with a height difference through hinges, the gate plate hinge is the highest, the support rod or the support plate hinge and the lifting oil cylinder hinge or the lifting oil cylinder hinge and the support rod or the support plate hinge are arranged in sequence, the support rod or the support plate is connected with the lifting oil cylinder, the swinging of the support rod or the support plate is controlled by the stretching of the lifting oil cylinder, the gate plate leans against the support rod or the support plate and swings up and down along with the swinging of the support rod or the support plate, at least one clamping block for the support rod or the support plate to support the gate plate without swinging down.
2. The opening, closing and locking linkage mechanism of a hydraulic gate according to claim 1, wherein the fixture blocks are sequentially provided with 2-4 fixture blocks along the height direction of the gate plate, and are used for supporting and positioning the gate plate by the support rod or the support plate when the gate plate is at different height positions.
3. The opening/closing and locking linkage mechanism of a hydraulic gate according to claim 1, wherein a circular or roller structure is provided at the top end of the support rod or the support plate contacting the gate plate to reduce the frictional resistance between the support rod or the support plate and the gate plate.
4. The opening, closing and locking linkage mechanism of a hydraulic gate according to claim 1, wherein the lift cylinder is a double-acting cylinder.
5. The opening, closing and locking linkage mechanism of a hydraulic gate according to claim 1, wherein the gate plate is connected with a backward cable for preventing the gate plate from turning forward.
6. The opening, closing and locking linkage mechanism of a hydraulic gate as claimed in claim 1 or 2, wherein the fixture block is a triangular solid fixed in the gate plate or on the back of the gate plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920795213.6U CN210507337U (en) | 2019-05-29 | 2019-05-29 | Opening, closing and locking linkage mechanism of hydraulic gate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920795213.6U CN210507337U (en) | 2019-05-29 | 2019-05-29 | Opening, closing and locking linkage mechanism of hydraulic gate |
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| Publication Number | Publication Date |
|---|---|
| CN210507337U true CN210507337U (en) | 2020-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920795213.6U Active CN210507337U (en) | 2019-05-29 | 2019-05-29 | Opening, closing and locking linkage mechanism of hydraulic gate |
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| Country | Link |
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| CN (1) | CN210507337U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110067233A (en) * | 2019-05-29 | 2019-07-30 | 衢州市长河翻板闸门有限公司 | A kind of opening and closing of hydraulic gate and locking linkage mechanism |
| AT525674B1 (en) * | 2022-03-31 | 2023-06-15 | Amari Austria Gmbh | Device for retaining a fluid |
| AT526665A4 (en) * | 2022-12-19 | 2024-06-15 | Peter Weingartner Dipl Ing | Fluid retention system and method for triggering a fluid retention system and for establishing a standby position |
-
2019
- 2019-05-29 CN CN201920795213.6U patent/CN210507337U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110067233A (en) * | 2019-05-29 | 2019-07-30 | 衢州市长河翻板闸门有限公司 | A kind of opening and closing of hydraulic gate and locking linkage mechanism |
| AT525674B1 (en) * | 2022-03-31 | 2023-06-15 | Amari Austria Gmbh | Device for retaining a fluid |
| AT525674A4 (en) * | 2022-03-31 | 2023-06-15 | Amari Austria Gmbh | Device for retaining a fluid |
| AT526665A4 (en) * | 2022-12-19 | 2024-06-15 | Peter Weingartner Dipl Ing | Fluid retention system and method for triggering a fluid retention system and for establishing a standby position |
| AT526665B1 (en) * | 2022-12-19 | 2024-06-15 | Peter Weingartner Dipl Ing | Fluid retention system and method for triggering a fluid retention system and for establishing a standby position |
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