CN219825140U - Water stop type hydraulic lifting dam - Google Patents

Abstract

The utility model relates to a water stop type hydraulic lifting dam, which relates to the technical field of water stop dams and comprises a bearing seat, a dam body arranged on the bearing seat in a parallel rotating mode, a hydraulic cylinder hinged to the bearing seat, a supporting rod arranged on the bearing seat in a rotating mode, one end of the supporting rod is connected with the back water side of the dam body in a rotating mode, the other end of the supporting rod is connected with the bearing seat in a rotating mode, and an adjusting assembly used for adjusting and fixing the rotating angle of the supporting rod is further arranged on the bearing seat. The hydraulic cylinder load reducing device has the effects of reducing the load of the hydraulic cylinder when water flow impacts the dam body and prolonging the service life of the hydraulic cylinder, thereby prolonging the service life of the dam body.

Description

Water stop type hydraulic lifting dam

Technical Field

The utility model relates to the technical field of hydraulic dams, in particular to a water stop type hydraulic lifting dam.

Background

The hydraulic dam is a movable dam technology which is advanced in water conservancy technology. The method is widely applied to construction projects such as agricultural irrigation, fishery ship locks, sea water tide blocking, urban river landscape projects, small hydropower stations and the like. The hydraulic dam can easily wash off the upstream floats under the condition of losing very little water quantity, so that the river water is clear.

One Chinese patent document with publication number of CN218204235U discloses a strong water-stop type hydraulic lifting dam, which comprises a bearing seat, a plurality of dam doors hinged on the bearing seat side by side and a hydraulic cylinder hinged on the bearing seat, wherein a piston rod of the hydraulic cylinder is hinged with the water back side of the dam doors, and a placing groove for placing the hydraulic cylinder is formed in the bearing seat; when water stopping and storage are needed, the hydraulic cylinder works, and the piston rod stretches out to drive the dam gate to rotate towards the water facing side until the water blocking height of the dam gate is proper, so that interception of flowing water is realized; when flood discharge is needed, the hydraulic cylinder works, the piston rod retracts to drive the dam door to rotate towards the direction of the back water side, so that the water retaining height of the dam door is reduced until the hydraulic cylinder is positioned in the placing groove, and flood discharge is completed.

Aiming at the related technology, when the dam body is stopped, when the water flow in the river channel impacts the dam body, the hydraulic cylinder plays a main supporting role, so that the load of the hydraulic cylinder is large, the service life of the hydraulic cylinder can be influenced after long-time use, and the service life of the dam body is influenced, so that the dam body is required to be improved.

Disclosure of Invention

In order to reduce the load of a hydraulic cylinder when water flow impacts a dam body and prolong the service life of the hydraulic cylinder, the utility model provides a water stop type hydraulic lifting dam.

The utility model provides a water stop type hydraulic lifting dam which adopts the following technical scheme:

the utility model provides a stagnant water formula hydraulic lifting dam, includes the bearing seat, rotates the dam body that sets up on the bearing seat side by side and articulates the hydraulic cylinder on the bearing seat, still including rotate set up in bearing the bracing piece on the seat, the one end of bracing piece with the back of the body side of the dam rotates to be connected, the other end with the bearing seat rotates to be connected, just still be equipped with on the bearing seat and be used for adjusting fixed adjusting part to the rotation angle of bracing piece.

By adopting the technical scheme, when the interception and water stopping are needed, the hydraulic cylinder works, and the piston rod extends out to enable the dam body to rotate towards the water facing side, so that water flow is blocked; the dam body drives the bracing piece simultaneously and rotates when rotating, makes the turned angle of bracing piece fixed through adjusting part, when rivers strike the dam body, bracing piece and hydraulic cylinder load the impact force of rivers to the dam body jointly to reduce the loss that hydraulic cylinder lasts high load and cause, thereby promote hydraulic cylinder's life.

Optionally, the regulating groove has been seted up on the bearing seat, the direction of laying of regulating groove is unanimous with the extending direction in river course, adjusting component is including sliding the regulating block that sets up in the regulating groove and be used for making regulating block and bearing seat keep invariable setting element of relative position, the bracing piece rotate set up in on the regulating block.

Through adopting above-mentioned technical scheme, because the water storage of different period to the river course is different, consequently the dam body rotates the back highly inconsistent, consequently when the dam body rotates, the dam body drives the bracing piece and rotates, and the one end that the dam body was kept away from to the bracing piece drives the regulating block and slides in the regulating tank, until the dam body rotates to suitable height, then makes regulating block and bear the weight of the invariable of seat maintenance relative position through the setting element to realize that the dam body rotates to the homoenergetic when different height and realize fixing, and the bracing piece can both realize stable support to the dam body when rotating to different height.

Optionally, the setting element includes the locating plate that is fixed in the adjustment tank and the movable locating piece that sets up in the regulating block downside, set up a plurality of tooth's sockets on the locating plate, also set up a plurality of tooth's sockets on the locating piece, the locating piece with the movable joint of locating plate, still be equipped with on the regulating block and be used for driving the locating piece motion messenger the locating piece with the locating plate keeps stable joint/separated power piece.

By adopting the technical scheme, when the rotating dam body is adjusted, a technician firstly separates the positioning block from the positioning plate through the power piece, and at the moment, the adjusting block can slide in the adjusting groove; after the rotation position of the dam body is fixed, the positioning block moves towards the direction of the positioning plate through the power piece, the clamping groove on the positioning plate is correspondingly clamped with the clamping groove on the positioning plate, the positioning block and the positioning plate are not easy to slide relatively, and the position of the supporting rod is fixed because the positioning plate is fixed in the adjusting groove, so that the dam body is stably supported.

Optionally, two adjacent one sides that the dam body is close to each other all are equipped with the sealing strip, two the sealing strip laminating each other supports tightly, just still be equipped with on the dam body and be used for making two sealing strips stable support tight piece.

Through adopting above-mentioned technical scheme, when the dam body rotates and carries out the stagnant water to rivers, the sealing strip of two adjacent dam body quality inspections side by side is laminated mutually and is supported tightly to the leakage of rivers when reducing the stagnant water, thereby reduce the waste of water resource, and the tight piece that supports that sets up makes adjacent sealing strip stable support tightly, further promotes the leakproofness between two dam bodies.

Optionally, the supporting rod is arranged at the joint of the two dam bodies.

Through adopting above-mentioned technical scheme, when rivers strike the dam body, because two adjacent dam bodies side by side do not integrated into one piece, the junction of two dam bodies easily takes place not hard up to lead to stopping the leakproofness to rivers to reduce, consequently support the dam body at the bracing piece that two dam body junctions set up, promote the stability that two adjacent dam bodies are connected simultaneously.

Optionally, the jack has been seted up on the side of dam body, support the tight piece including the activity protrusion in the inserted bar that the jack laid and slide the sliding block that sets up on the dam body, the sliding block with the inserted bar is connected, the inserted bar protrusion in the one end of jack with the sealing strip activity supports tightly, just still be equipped with on the dam body and be used for making the inserted bar with the jack keeps the constant limit structure of relative position.

Through adopting above-mentioned technical scheme, when rotating the regulation to the dam body, the sliding block slides at first, makes the inserted bar protrusion lay in the jack, and the inserted bar supports tightly to the sealing strip to make two adjacent sealing strips realize stabilizing to support tightly, and then realize sealing between two dam bodies, reduce leakage and the waste of water resource.

Optionally, the jacks between the two adjacent dam bodies are distributed in a staggered manner.

Through adopting above-mentioned technical scheme, the jack that staggers laid makes the sealing strip all can realize stabilizing along its own length direction and supports tightly to further promote the leakproofness of connecting between two dam bodies.

Optionally, the bearing seat is provided with a water level rod at the water facing side of the dam body.

Through adopting above-mentioned technical scheme, the water level pole of setting is convenient for the skilled person observe the water level height of dam body windward side to the angle of dam body pivoted and the water blocking height of dam body are adjusted to the skilled person of being convenient for.

In summary, the present utility model includes at least one of the following beneficial technical effects:

1. through the support rod and the adjusting component, after the water blocking height of the dam body is adjusted, the support rod supports the dam body through the adjusting component, and when water flow impacts the dam body, the support rod and the hydraulic cylinder load the dam body together, so that the load of the hydraulic cylinder is reduced, the loss of the hydraulic cylinder caused by high load is reduced, and the service life of the hydraulic cylinder is prolonged;

2. the adjusting block slides in the adjusting groove when the rotating angle and the height of the dam body are adjusted according to different water amounts, and meanwhile, the positioning piece enables the adjusting block and the adjusting groove to keep the relative position constant, so that the supporting rod can stably support the dam body when the dam body rotates to different angles;

3. through the sealing strip and the abutting piece that set up, make the sealing strip between two adjacent dam bodies stablely to support tightly through abutting piece to realize sealing the blocking to rivers, block the leakage waste of rivers.

Drawings

FIG. 1 is a schematic overall structure of an embodiment of the present utility model;

FIG. 2 is a schematic view of the connection structure of the positioning member, the bearing seat and the supporting rod;

FIG. 3 is a schematic diagram of a connection structure of the abutment and the dam.

Reference numerals: 1. a bearing seat; 11. a receiving groove; 12. a hydraulic cylinder; 13. an adjustment tank; 14. a dam body; 2. a support rod; 21. a fixed block; 3. an adjustment assembly; 31. an adjusting block; 32. a positioning piece; 321. a positioning plate; 322. a positioning block; 323. tooth slots; 33. a power member; 331. a power cylinder; 4. a sealing strip; 41. a tightening member; 411. a jack; 412. a rod; 413. a sliding block; 414. a tightening block; 415. a tightening groove; 5. a water level rod; 51. graduation marks.

Detailed Description

The utility model is described in further detail below with reference to fig. 1-3.

The embodiment of the utility model discloses a water stop type hydraulic lifting dam. Referring to fig. 1, a water-stop hydraulic lifting dam comprises a bearing seat 1 horizontally fixed in a river channel, a dam body 14 with one end hinged on the bearing seat 1 through a hinge, and hydraulic cylinders 12 for rotationally driving the dam body 14, wherein the dam body 14 is provided with a plurality of groups, the plurality of dam bodies 14 are sequentially arranged side by side at intervals along the width direction of the river channel, and geotechnical cloth is fixedly paved on the water facing side of the dam body 14 and the side wall of the bearing seat 1, which is close to the water facing side of the dam body 14;

the bearing seat 1 is provided with an accommodating groove 11, the fixed end of the hydraulic cylinder 12 is hinged in the accommodating groove 11, a piston rod of the hydraulic cylinder 12 is rotationally connected with the back water side of the dam body 14, and two hydraulic cylinders 12 are correspondingly arranged on one dam body 14;

the back water side of the dam body 14 is also rotationally connected with a supporting rod 2, the other end of the supporting rod 2 is rotationally arranged on the bearing seat 1, and the bearing seat 1 is also provided with an adjusting component 3 for adjusting and fixing the rotating angle of the supporting rod 2; when the interception and water stopping are needed, the hydraulic cylinder 12 works, and the piston rod extends out to enable the dam body 14 to rotate towards the water facing side, so that water flow is blocked;

the dam body 14 drives the bracing piece 2 to rotate simultaneously when rotating, makes the rotation angle of bracing piece 2 fixed through adjusting part 3, and when rivers strike dam body 14, the impact force of bracing piece 2 and hydraulic cylinder 12 common load rivers to dam body 14 to reduce hydraulic cylinder 12 and last the loss that high load caused, thereby promote hydraulic cylinder 12's life.

Referring to fig. 2, an adjusting groove 13 is formed on the bearing seat 1, the arrangement direction of the adjusting groove 13 is consistent with the arrangement direction of the accommodating groove 11, the adjusting component 3 comprises an adjusting block 31 which is slidably arranged in the adjusting groove 13, sliding blocks are fixed on two sides of the adjusting block 31 along the arrangement direction of the adjusting groove 13, sliding grooves which are slidably matched with the sliding blocks are formed on two opposite inner side walls of the adjusting groove 13, the upper surface of the adjusting block 31 is flush with the upper surface of the bearing seat 1, one end, far away from the water side of the dam body 14, of the supporting rod 2 is hinged with the upper end side of the adjusting block 31 through a hinge, and a positioning piece 32 which is used for keeping the relative position of the adjusting block 31 and the bearing seat 1 constant is further arranged on the bearing seat 1;

therefore, when the dam body 14 rotates, the dam body 14 drives the supporting rod 2 to rotate, one end of the supporting rod 2 away from the dam body 14 drives the adjusting block 31 to slide in the adjusting groove 13, the sliding block of the adjusting block 31 is not easy to separate from the adjusting groove 13 under the limit of the sliding block, and further stable rotation adjustment of the supporting rod 2 is realized, when the dam body 14 rotates to a proper height, the adjusting block 31 and the bearing seat 1 are kept to be constant in relative position through the positioning piece 32, and therefore fixation and support can be realized when the dam body 14 rotates to different heights.

Referring to fig. 2, the positioning member 32 includes a positioning plate 321 and a positioning block 322, the positioning plate 321 is fixed on an inner bottom wall of the adjusting slot 13, the positioning block 322 is slidably disposed at a bottom of the adjusting plate, a sliding direction of the positioning block 322 is consistent with a depth direction of a river channel, tooth slots 323 are formed on sides of the positioning block 322, which are close to each other, of the positioning block 322, and one side of the positioning block 322, which is close to each other, is movably clamped with one side of the positioning block 321; the adjusting block 31 is also provided with a power piece 33 for keeping the positioning plate 321 and the positioning block 322 stably clamped/separated, in the utility model, the power piece 33 is a small power cylinder 331, the power cylinder 331 is fixed on the upper surface of the adjusting block 31, and a piston rod of the power cylinder 331 penetrates through the adjusting block 31 and is fixedly connected with the positioning block 322; when the rotary dam body 14 is adjusted, the piston rod of the power cylinder 331 is retracted, the positioning block 322 is separated from the positioning plate 321, and at the moment, the adjusting block 31 can slide in the adjusting groove 13; after the dam body 14 rotates to the adaptation position, the power cylinder 331 works, the piston rod stretches out to enable the positioning block 322 to move towards the direction of the positioning plate 321, the clamping groove on the positioning plate 321 is correspondingly clamped with the clamping groove on the positioning plate 321, at the moment, the positioning block 322 and the positioning plate 321 are not easy to slide relatively, and the positioning plate 321 is fixed in the adjusting groove 13, so that the position of the supporting rod 2 is fixed, and the dam body 14 is stably supported.

Because two adjacent dam bodies 14 side by side do not integrated into one piece, when rivers strike dam body 14, the junction of two dam bodies 14 easily takes place not hard up, consequently in order to improve this problem, bracing piece 2 is located between two dam bodies 14, bracing piece 2 is close to the terminal side fixedly connected with fixed block 21 of dam body 14, fixed block 21 is the rectangle, and a fixed block 21 passes through the bolt and is fixed in simultaneously on two adjacent dam bodies 14, when rivers strike dam body 14, bracing piece 2 supports the junction of two dam bodies 14 and supports tightly to promote the stability of two adjacent dam bodies 14 connection, promote the leakproofness of dam body 14 to rivers blocking.

Referring to fig. 1 and 3, overlapping grooves are formed on the sides, close to adjacent dam bodies 14, of the dam bodies 14, overlapping blocks are arranged on the sides, close to adjacent dam bodies 14, of the adjacent dam bodies 14, the overlapping blocks are in overlapping fit with the overlapping grooves, sealing strips 4 are fixedly connected to the sides, close to each other, of the adjacent dam bodies 14, the adjacent sealing strips 4 abut against each other, and the sealing strips 4 are nitrile rubber strips.

Because the water resources in arid areas are scarce, in order to further improve the sealing performance of the dam 14 when blocking water, the dam 14 is further provided with a tightening member 41 for stably tightening the sealing strip 4. Referring to fig. 3, the abutting member 41 includes a plug rod 412 movably disposed on a side edge of the dam body 14, a plurality of insertion holes 411 are formed on the side edge of the dam body 14, the insertion holes 411 are distributed at intervals along a length direction of the side edge of the dam body 14, the plug rod 412 is movably protruded from the insertion holes 411, and one end of the plug rod 412, which is movably protruded from the insertion holes 411, is movably abutted against the sealing strip 4;

the end, far away from the sealing strip 4, of the inserted link 412 is fixedly connected with a sliding block 413, the sliding block 413 is arranged in the dam body 14 in a sliding mode, the sliding direction of the sliding block 413 is consistent with the width direction of a river channel, a supporting and tightening groove 415 is formed in the dam body 14, the arrangement direction of the supporting and tightening groove 415 is consistent with the height direction of the dam body 14, a piston rod of the hydraulic cylinder 12 is fixedly connected with a supporting and tightening block 414, the supporting and tightening block 414 is arranged in the supporting and tightening groove 415 in a sliding mode, one side, close to the supporting and tightening block 414, of the sliding block 413 is wedge-shaped, and the inclined side of the sliding block 413 is movably supported and tightened with the side wall of the supporting and tightening block 414; when the dam body 14 is rotationally regulated, firstly, a piston rod of the hydraulic cylinder 12 stretches out to drive the abutting block 414 to slide in the abutting groove 415, the abutting block 414 abuts against the inclined side of the sliding block 413 to drive the sliding block 413 to slide, the inserting rod 412 protrudes out of the inserting hole 411 to be distributed, the inserting rod 412 abuts against the sealing strips 4, so that the adjacent two sealing strips 4 are stably abutted, and sealing between the two dam bodies 14 is realized; meanwhile, when the water flow impacts the dam body 14, a certain buffer space exists in the hydraulic cylinder 12 through the formed abutting groove 415, and the dam body 14 is abutted through the supporting rod 2 at the moment, so that the load of the hydraulic cylinder 12 is further reduced.

Further, in order to facilitate the technicians to observe the water level of the river channel and adjust the dam body 14, a water level rod 5 is fixedly connected to the bearing seat 1 on the water facing side of the dam body 14, and scale marks 51 are arranged on the water level rod 5.

The implementation principle of the water stop type hydraulic lifting dam provided by the embodiment of the utility model is as follows: firstly, a technician judges the height of water blocking required according to the scale on the army water level rod 5, when water blocking and stopping are required, the hydraulic cylinder 12 works, so that a piston rod of the hydraulic cylinder 12 extends out to drive the abutting block 414 to slide in the abutting groove 415, the inserting rod 412 is protruded out of the inserting hole 411 to be distributed, the adjacent sealing strips 4 are abutted tightly, the adjacent dam body 14 is abutted tightly sealed, and when the abutting block 414 abuts against the side wall of the abutting groove 415, the dam body 14 is driven to rotate at the moment; when the dam body 14 rotates, the supporting rod 2 is driven to rotate, the adjusting block 31 slides in the adjusting groove 13 until the rotation angle of the dam body 14 is adapted, at the moment, a technician controls the power cylinder 331 to work, a piston rod of the power cylinder 331 stretches out, the positioning block 322 is driven to move towards the direction of the positioning plate 321, and the positioning plate 321 is clamped with the positioning plate 321, so that stable support of the dam body 14 is realized.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims (8)

1. The utility model provides a stagnant water formula hydraulic lifting dam, includes load bearing seat (1), rotates side by side and set up dam body (14) on load bearing seat (1) and articulates hydraulic cylinder (12) on load bearing seat (1), its characterized in that: still including rotate set up in bracing piece (2) on bearing seat (1), the one end of bracing piece (2) with the back water side of dam body (14) rotates to be connected, the other end with bear seat (1) rotation to be connected, just still be equipped with on bearing seat (1) and be used for carrying out regulation fixed adjusting part (3) to the rotation angle of bracing piece (2).

2. A water stop type hydraulic lifting dam according to claim 1, wherein: the bearing seat (1) is provided with an adjusting groove (13), the arrangement direction of the adjusting groove (13) is consistent with the extension direction of a river channel, the adjusting assembly (3) comprises an adjusting block (31) which is arranged in the adjusting groove (13) in a sliding manner and a positioning piece (32) which is used for enabling the relative position of the adjusting block (31) and the bearing seat (1) to be constant, and the supporting rod (2) is rotationally arranged on the adjusting block (31).

3. A water stop type hydraulic lifting dam as claimed in claim 2, wherein: the locating piece (32) is including being fixed in locating plate (321) and the activity that sets up in locating piece (322) of regulating block (31) downside in regulating groove (13), a plurality of tooth's socket (323) have been seted up on locating plate (321), a plurality of tooth's socket (323) have also been seted up on locating piece (322), locating piece (322) with locating plate (321) activity joint, still be equipped with on regulating block (31) and be used for making locating piece (322) with locating plate (321) keep power piece (33) of stable joint.

4. A water stop type hydraulic lifting dam according to claim 3, wherein: two adjacent dam bodies (14) are close to each other and are provided with sealing strips (4), the two sealing strips (4) are mutually attached and abutted, and the dam bodies (14) are further provided with abutting pieces (41) for enabling the two sealing strips (4) to be stably abutted.

5. A water stop type hydraulic lifting dam according to claim 1, wherein: the supporting rod (2) is arranged at the joint of the two dam bodies (14).

6. The water stop type hydraulic lifting dam as recited in claim 4, wherein: the side of dam body (14) is seted up jack (411), support tight spare (41) including activity protrusion in inserted bar (412) that jack (411) laid and slip setting up slider (413) on dam body (14), slider (413) with inserted bar (412) are connected, inserted bar (412) protrusion in one end of jack (411) with sealing strip (4) activity supports tightly.

7. The water stop type hydraulic lifting dam as recited in claim 6, wherein: the jacks (411) between two adjacent dam bodies (14) are distributed in a staggered mode.

8. A water stop type hydraulic lifting dam according to claim 1, wherein: the bearing seat (1) is provided with a water level rod (5) on the water facing side of the dam body (14).