CN218204226U

CN218204226U - High leakproofness check floodgate of dam road junction

Info

Publication number: CN218204226U
Application number: CN202222229255.8U
Authority: CN
Inventors: 董丹; 吕德安; 黎红; 李继瑜; 孙素青
Original assignee: Hubei Jiangyu Construction Co ltd
Current assignee: Hubei Jiangyu Construction Co ltd
Priority date: 2022-08-23
Filing date: 2022-08-23
Publication date: 2023-01-03
Anticipated expiration: 2032-08-23

Abstract

The utility model relates to a high leakproofness check gate of dam road junction, especially, relate to the technical field of water sluicegate, it includes the gate frame and slides the flashboard that sets up in the gate frame, the corresponding spout that supplies the flashboard to slide that has seted up on the relative lateral wall of gate frame both sides post, be provided with first sealing strip on the spout inner wall, all be equipped with the holding tank on the lateral wall of flashboard both sides and the flashboard diapire, and three holding tank communicates in proper order, all be equipped with the sealing water band in the holding tank of flashboard both sides wall, be equipped with the pressure hosepipe in the holding tank of flashboard bottom, the sealing water band is linked together with the inner chamber of pressure hosepipe, it has the mobile medium to fill in sealing water band and the pressure hosepipe, the pressure hosepipe bottom stretches out from corresponding holding tank, one side that the sealing water band is close to the gate frame is provided with the second sealing strip, when the flashboard seals, some mobile medium in the pressure hosepipe is squeezed and is filled in the sealing water band, drive second sealing strip and correspond first sealing strip and support tightly. This application has the effect of the impervious performance of promotion check floodgate.

Description

High leakproofness check floodgate of dam road junction

Technical Field

The application relates to the technical field of water conservancy gates, in particular to a high-tightness check gate for dam crossing.

Background

When a hydraulic engineering is built, a check gate is generally arranged in a gate chamber of an upstream connecting section and a downstream connecting section of a dam crossing, and the water level and the flow of a river are controlled and adjusted by switching the check gate, so that water diversion power generation, irrigation and flood discharge are facilitated or shipping is improved.

Referring to fig. 1, the conventional check gate comprises a gate frame 1, wherein a gate plate 3 is arranged in the gate frame 1 in a sliding manner, sliding chutes 15 for the gate plate 3 to slide are formed in two sides of the gate frame 1, sealing strips 16 are arranged on the inner wall of each sliding chute 15 and two sides of the gate plate 3, a screw rod 21 is connected to the top of the gate plate 3 in a rotating manner, a hoist 22 is arranged above the gate plate 3, and the top of the screw rod 21 is inserted into the hoist 22. When in use, the hoist 22 drives the screw rod 21 to rotate and lift, and further drives the gate plate 3 to slide up and down.

The leakage of the check gate is a common problem in the current hydraulic engineering, because the tight adhesion of the sealing strip of the gate frame and the gate plate needs to be ensured to ensure the high sealing property of the check gate, and the tight adhesion of the sealing strip can generate large resistance in the process of opening and closing the gate plate, in order to ensure the smooth use of the check gate, the tight adhesion degree of the sealing strip of the gate frame and the gate plate is usually controlled within a proper range, so that the gate plate can smoothly slide in the chute of the gate frame, but with the long-term use of the check gate, most of the check gates still have the leakage problem, and the water leakage not only affects the control effect of the check gate, causes water resource loss, but also easily aggravates the freezing damage of hydraulic buildings and affects the service life of a dam crossing part. Therefore, the inventor considers that the problem of reducing the water seepage while ensuring the normal opening and closing of the check gate needs to be solved urgently.

SUMMERY OF THE UTILITY MODEL

In order to improve the problem that the check floodgate oozes water easily, this application provides a dam road junction high leakproofness check floodgate.

The application provides a dam road junction high leakproofness check gate adopts following technical scheme:

a dam crossing high-sealing check gate comprises a gate frame and a gate plate arranged in the gate frame in a sliding mode, sliding grooves for the sliding of the gate plate are correspondingly formed in opposite side walls of two stand columns of the gate frame, first sealing strips are arranged on inner walls of the sliding grooves, accommodating grooves are formed in side walls of two sides of the gate plate and in bottom walls of the gate plate, the accommodating grooves are sequentially communicated, sealing water hoses are arranged in the accommodating grooves in the two side walls of the gate plate, pressure water hoses are arranged in the accommodating grooves in the bottom of the gate plate and are communicated with inner cavities of the pressure water hoses, flowing media are filled in the sealing water hoses and the pressure water hoses, the bottoms of the pressure water hoses stretch out of the corresponding accommodating grooves, second sealing strips are arranged on one side, close to the gate frame, of the sealing water hoses, and part of the flowing media in the pressure water hoses are extruded and filled in the sealing water hoses to drive the second sealing strips to be tightly abutted to the corresponding first sealing strips.

By adopting the technical scheme, in the process of closing the check brake, the pressure water band at the bottom of the gate plate is close to the bottom beam of the gate frame, the pressure water band is extruded, part of flowing media in the pressure water band is filled into the sealing water bands at two sides of the gate plate, the sealing water band filled with the flowing media expands towards the sliding groove, the second sealing strip is close to and tightly abuts against the first sealing strip, and the check brake is sealed. In the process of opening the check gate, the pressure water band is separated from the gate frame, and the flowing medium in the sealing water band flows back to the pressure water band, so that the extrusion force between the first sealing strip and the second sealing strip is reduced, and the check gate can be opened conveniently; through the mutual cooperation of the sealing water band and the pressure water band, the impermeability of the check brake is improved while the check brake is normally opened and closed.

Optionally, the inner wall of the sliding groove is provided with a convex edge corresponding to the accommodating groove, and the convex edge is inserted into the accommodating groove.

By adopting the technical scheme, the convex ribs are inserted into the accommodating grooves to fix the flashboards, so that the stability of the flashboards in water is enhanced; and the sealing water band is pressed in the accommodating groove by the convex edges, and the convex edges and the sealing water band are matched with each other, so that the sealing property of the check gate is improved.

Optionally, sealing pieces are arranged at two ends of the pressure water hose along the length direction of the gate plate.

Through adopting above-mentioned technical scheme, when the check floodgate is about to close, first sealing strip and second sealing strip paste tightly, and the second sealing strip is difficult to the downstream, and there is not the condition of laminating with the second sealing strip in the bottom of first sealing strip partial region existence, through the flow of flowing medium in pressure water area, make the gasket and the regional subsides that first sealing strip bottom does not have the sealing strip laminating tightly, improved the leakproofness of check floodgate, reduced the condition of seeping water.

Optionally, a rubber protective layer is arranged at the bottom of the pressure water hose.

By adopting the technical scheme, the rubber protective layer plays a role in protecting the pressure water band, so that the pressure water band is not easily scratched by branches or other hard substances, and the service life of the pressure water band is prolonged; after the check gate is closed, the rubber protective layer is laminated with the gate frame floorbar, and the sealing performance of the check gate is improved as the bottom sealing strip.

Optionally, an extrusion mechanism is arranged on the gate plate, the extrusion mechanism includes two push plates, an extrusion driving member and a controller, the two push plates are respectively slidably mounted in the accommodating grooves on two sides of the gate plate, a cavity is formed in the gate plate, the extrusion driving member is arranged in the cavity and connected with the two push plates to drive the push plates to extrude the sealing water band in the corresponding accommodating grooves, and the controller is arranged at the top of the gate plate and electrically connected with the extrusion driving member.

Through adopting above-mentioned technical scheme, after the check floodgate is closed, controller control extrusion driving piece promotes the push pedal, makes the push pedal promote sealing water band, and then makes sealing water band drive the second sealing strip and paste first sealing strip more tightly, through the setting of extrusion mechanism promptly, helps the leakproofness of further improvement check floodgate.

Optionally, the extrusion driving piece includes two electric telescopic handle, two electric telescopic handle all is fixed in the cavity along the long limit direction of flashboard, just the electric telescopic handle expansion end stretches into in the holding tank and corresponds push pedal fixed connection.

By adopting the technical scheme, the electric telescopic rod can drive the push plate to move along the long edge direction of the gate plate, so that the sealing water belt is further extruded, and the impermeability of the gate plate is improved; in addition, electric telescopic handle is small, and thrust is strong, and the cavity that needs to occupy is small for need not to set up great cavity in the flashboard, guarantee the intensity of flashboard.

Optionally, one side of the push plate, which is close to the sealing water tape, is fixedly connected with the sealing water tape.

Through adopting above-mentioned technical scheme, before the check floodgate is opened, the controller can control the extrusion driving piece and drive the push pedal and move to being close to holding tank diapire direction, and then drive the sealing water area and contract to reduce the extrusion force of first sealing strip to the second sealing strip, be convenient for the check floodgate is opened.

Optionally, a reinforcing rib is arranged in the cavity.

Through adopting above-mentioned technical scheme, the strengthening rib that sets up in the cavity can compensate the compressive capacity of promotion flashboard to seting up the flashboard intensity reduction that the cavity caused.

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

1. in the process of closing the check gate, the pressure water band is extruded, and flowing media in the pressure water band are filled into the sealing water band, so that the second sealing strip is close to and tightly abutted against the first sealing strip, and the check gate is sealed; in the process of opening the check gate, the pressure water band is not extruded, and the flowing medium in the sealing water band flows back to the pressure water band, so that the extrusion force of the first sealing strip and the second sealing strip is reduced, and the check gate can be opened conveniently.

2. The convex edges on the inner wall of the sliding chute can be correspondingly inserted into the accommodating groove and matched with the sealing water band, so that the sealing performance of the check gate is improved, the flashboard can be fixed, and the stability of the flashboard in water is enhanced;

3. after the check brake is closed, the electric telescopic rod is driven to push the push plate to extrude the sealing water belt, so that the first sealing strip and the second sealing strip are further attached tightly, and the sealing performance of the check brake is improved; before the check brake opening process, the controller can control the electric telescopic rod to contract the push plate, so that the sealing water belt is driven to retract, the extrusion force of the first sealing strip and the second sealing strip is reduced, and the check brake is convenient to open.

Drawings

Fig. 1 is a schematic view of an overall structure of a related art check gate;

fig. 2 is a schematic overall structure diagram of a dam crossing high-tightness check gate according to an embodiment of the present application;

FIG. 3 is a schematic cross-sectional view of the gate of FIG. 2;

fig. 4 is a schematic overall structural diagram of a gate frame of a high-tightness check gate for a dam crossing according to an embodiment of the present application;

in the figure, 1, a gate frame; 11. a column; 12. a top beam; 13. inserting a column; 14. a bottom beam; 15. a chute; 151. a convex edge; 152. a first seal strip; 16. a sealing strip; 2. an opening and closing mechanism; 21. a screw; 22. a hoist; 23. a base; 3. a shutter plate; 31. accommodating a tank; 311. sealing the water tape; 3111. a second seal strip; 312. a pressure water band; 3121. sealing the sheet; 3122. a rubber protective layer; 32. a cavity; 321. reinforcing ribs; 4. an extrusion mechanism; 41. extruding the driving member; 411. an electric telescopic rod; 42. pushing a plate; 43. and a controller.

Detailed Description

The present application is described in further detail below with reference to fig. 2-4.

The embodiment of the application discloses dam road junction high leakproofness check floodgate refers to 2, and dam road junction high leakproofness check floodgate includes gate frame 1, flashboard 3 and operating mechanism 2, and gate frame 1 sets up between the upper reaches linkage segment and the low reaches linkage segment of dam road junction, and flashboard 3 slides and sets up in gate frame 1, and operating mechanism 2 sets up in flashboard 3 top for it goes up and down to drive flashboard 3.

Referring to fig. 2 and 3, the side walls of the two sides of the gate plate 3 and the bottom wall of the gate plate 3 are all provided with accommodating grooves 31, the accommodating grooves 31 on the bottom wall of the gate plate 3 are through grooves, two ends of the accommodating grooves 31 on the bottom wall of the gate plate 3 are communicated with the accommodating grooves 31 on the two side walls of the gate plate 3, the accommodating grooves 31 on the two side walls of the gate plate 3 are all adhered with sealing water hoses 311, one side, close to the gate frame 1, of each sealing water hose 311 is adhered with a second sealing strip 3111 through waterproof sealant, the accommodating grooves 31 on the bottom of the gate plate 3 are adhered with pressure water hoses 312, the bottoms of the pressure water hoses 312 extend out of the accommodating grooves 31, the sealing water hoses 311 and the pressure water hoses 312 are all filled with flowing media, in this embodiment, the flowing media are pure water, the bottoms of the two sealing water hoses 311 are communicated with the two ends of the pressure water hoses 312, and when the gate plate 3 is closed, part of the flowing media in the pressure water hoses 312 can be extruded and filled into the sealing water hoses 311, so as to drive the second sealing strips 3111 to move towards the gate frame 1 and support tightly.

Referring to fig. 2 and 4, the opposite side walls of the two pillars 11 of the gate frame 1 are correspondingly provided with sliding grooves 15 for the sliding of the gate plate 3, the inner walls of the sliding grooves 15 are provided with protruding ribs 151, the inner walls of the sliding grooves 15 and the surfaces of the protruding ribs 151 are respectively welded with a first sealing strip 152, the protruding ribs 151 can be inserted into the accommodating grooves 31 on the two sides of the gate plate 3 and are mutually matched with the sealing water strips 311, and the sealing performance of the check gate is improved.

When the check brake is closed, the part of the pressure water band 312 extending out of the accommodating groove is extruded by the bottom beam 14, and the flowing medium in the pressure water band 312 is filled into the sealing water band 311, so that the second sealing strip 3111 on the sealing water band 311 is tightly attached to the first sealing strip 152; compare with current check brake, drive second sealing strip 3111 through sealing water tape 311 and extrude first sealing strip 152 for second sealing strip 3111 pastes tightly with first sealing strip 152, realizes the high sealed of check brake, has improved the impervious performance of check brake.

Referring to fig. 2 and 3, in order to make the first sealing strip 152 and the second sealing strip 3111 more fit, an extruding mechanism 4 is further disposed on the gate plate 3, the extruding mechanism 4 includes a controller 43, two push plates 42 and two electric telescopic rods 411, a cavity 32 which is elongated along the long side direction of the gate plate 3 is disposed inside the gate plate 3, the two electric telescopic rods 411 are disposed in the cavity 32 along the long side direction of the gate plate 3, one end of each electric telescopic rod is welded on the inner wall of the cavity 32 as a fixed end, and the movable ends of the two electric telescopic rods 411 are respectively inserted into the accommodating grooves 31 on two sides of the gate plate 3; push pedal 42 slides and sets up in the holding tank 31, and push pedal 42 keeps away from holding tank 31 diapire one side and bonds with sealed hosepipe 311 and link to each other, and two electric telescopic handle 411's expansion end respectively passes through the bolt with a push pedal and links to each other, and controller 43 passes through the bolt fastening in flashboard 3 top, controller 43 and electric telescopic handle 411 electric connection. When flashboard 3 seals, through controller 43 control electric telescopic handle 411 extension, drive push pedal 42 extrusion sealing water belt 311 for second sealing strip 3111 pastes tight first sealing strip 152 more, further improves the leakproofness of check brake.

Since the first sealing strip 152 is already attached to the second sealing strips 3111 on both sides of the gate plate 3 when the gate plate 3 is about to be closed, at this time, the second sealing strip 3111 is difficult to move downward, but a partial area of the bottom of the first sealing strip 152 still remains and is not attached to the second sealing strip 3111, referring to fig. 3, sealing strips 3121 are bonded to both ends of the pressure water band 312 along the length direction of the gate plate 3, when the gate plate 3 is about to be closed, the pressure water band 312 is squeezed, the flowing medium drives the sealing strips 3121 to be attached to the bottom area of the first sealing strip 152, and the second sealing strip 3111 is matched to abut against the whole area of the first sealing strip 152.

In addition, referring to fig. 3, in order to make the bottom of the pressure water band 312 not easily scratched by other hard objects such as branches in rivers, the bottom of the pressure water band 312 is covered with a rubber protection layer 3122 to protect the pressure water band 312, which not only helps to prolong the service life of the pressure water band 312, but also helps to make the rubber protection layer 3122 closely adhere to the bottom beam 14 after the check gate is closed, so that the sealing strip is used as a sealing strip, and the anti-permeability performance of the check gate can be improved.

Referring to fig. 2, the hoist 2 includes hoist 22, screw 21 and base 23, hoist 22 passes through the bolt fastening on gate frame 1 back timber, and be located directly over flashboard 3, base 23 passes through the bolt fastening on the top wall of flashboard 3, and just right with hoist 22, insert in hoist 22 screw 21 upper end, and with hoist 22 threaded connection, screw 21 lower extreme rotates and inserts and establishes in base 23, make and can drive screw 21 from top to bottom through switch hoist 22, and then drive flashboard 3 and go up and down in gate frame 1, realize the switch of flashboard 3.

The implementation principle of the embodiment of the application is as follows: when the check gate is closed, the hoist 22 drives the screw rod 21 to move downwards to close the gate plate 3, the pressure water band 312 at the bottom of the gate plate 3 is close to the bottom beam 14 of the gate frame 1, the pressure water band 312 is extruded, the second sealing strip 3111 at the bottom of the pressure water band 312 is tightly attached to the bottom beam 14 of the gate frame 1, water in the pressure water band 312 is filled into the sealing water bands 311 at two sides, so that the sealing water band 311 expands towards the sliding chute 15, the second sealing strip 3111 on the sealing water band 311 is close to and tightly abutted against the first sealing strip 152, and sealing of the check gate is realized; after the check brake is closed, the controller 43 controls the electric telescopic rod 411 to extend to drive the sealing water belt 311 connected with the push plate 42 to move towards the sliding groove 15, so that the second sealing strip 3111 is more tightly attached to the first sealing strip 152, and the sealing performance of the check brake is further improved; before the check gate is opened, the controller 43 controls the electric telescopic rod 411 to contract to drive the sealing water band 311 connected with the push plate 42 to move towards the bottom of the accommodating groove 31, so that the extrusion force of the first sealing strip 152 and the second sealing strip 3111 is reduced, and the check gate is opened conveniently; when the check brake is opened, the gate plate 3 is opened in the process that the hoist 22 drives the screw 21 to move upwards, the pressure water band 312 is separated from the bottom beam 14 of the gate frame 1, the pressure water band 312 is not pressed any more, water in the sealing water bands 311 on two sides of the gate plate 3 returns to the pressure water band 312, the pressure water band 312 expands, and the sealing water band 311 contracts, so that the extrusion force of the first sealing strip 152 and the second sealing strip 3111 is further reduced, and the check brake is opened more conveniently.

The embodiments of the present disclosure are all preferred embodiments of the present disclosure, and the protection scope of the present disclosure is not limited thereby, wherein like parts are designated by like reference numerals. Therefore, the method comprises the following steps: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A high-tightness check gate for a dam crossing comprises a gate frame (1) and a gate plate (3) arranged in the gate frame (1) in a sliding manner, the opposite side walls of the two upright posts (11) of the gate frame (1) are correspondingly provided with sliding chutes (15) for the sliding of the gate plate (3), a first sealing strip (152) is arranged on the inner wall of the sliding groove (15), it is characterized in that the side walls of the two sides of the flashboard (3) and the bottom wall of the flashboard (3) are both provided with accommodating grooves (31), the three accommodating grooves (31) are communicated in sequence, the accommodating grooves (31) on the two side walls of the flashboard (3) are internally provided with a sealing water band (311), a pressure water belt (312) is arranged in the accommodating groove (31) at the bottom of the flashboard (3), the sealing water band (311) is communicated with the inner cavity of the pressure water band (312), the sealing water band (311) and the pressure water band (312) are filled with flowing media, the bottom of the pressure water belt (312) extends out of the corresponding accommodating groove (31), a second sealing strip (3111) is arranged on one side of the sealing water belt (311) close to the brake frame (1), when the gate (3) is closed, part of flowing medium in the pressure water belt (312) is extruded and filled into the sealing water belt (311), the second sealing strip (3111) is driven to be tightly abutted against the corresponding first sealing strip (152).

2. The dam crossing high-tightness check gate according to claim 1, wherein a rib (151) is provided on the inner wall of the slide groove (15) corresponding to the receiving groove (31), and the rib (151) is inserted into the receiving groove (31).

3. The dam crossing high-tightness check gate according to claim 1, characterized in that the pressure water band (312) is provided with sealing pieces (3121) at both ends along the length direction of the gate (3).

4. The dam crossing high-tightness check gate according to claim 1, characterized in that the bottom of the pressure water band (312) is provided with a rubber protection layer (3122).

5. The dam crossing high-tightness check gate according to claim 1, wherein an extrusion mechanism (4) is arranged on the gate plate (3), the extrusion mechanism (4) comprises two push plates (42), an extrusion driving member (41) and a controller (43), the two push plates (42) are respectively slidably mounted in the accommodating grooves (31) on two sides of the gate plate (3), a cavity (32) is formed in the gate plate (3), the extrusion driving member (41) is arranged in the cavity (32) and connected with the two push plates (42) and used for driving the push plates (42) to extrude the sealing water band (311) in the corresponding accommodating grooves (31), and the controller (43) is arranged on the top of the gate plate (3) and electrically connected with the extrusion driving member (41).

6. The dam crossing high-tightness check gate according to claim 5, wherein the extrusion driving member (41) comprises two electric telescopic rods (411), the two electric telescopic rods (411) are fixed in the cavity (32) along the long side direction of the gate plate (3), and the movable ends of the electric telescopic rods (411) extend into the accommodating grooves (31) and are fixedly connected with the corresponding push plates (42).

7. The dam crossing high-tightness check gate according to claim 5, characterized in that the side of the push plate (42) close to the sealing water band (311) is fixedly connected with the sealing water band (311).

8. The dam crossing high-tightness damper according to claim 5, characterized in that a reinforcing rib (321) is arranged in the cavity (32).