CN217267324U

CN217267324U - Flap gate

Info

Publication number: CN217267324U
Application number: CN202220461028.5U
Authority: CN
Inventors: 刘国瑞; 吴伟明
Original assignee: Zhejiang Water Resources And Hydropower Survey And Design Institute Co ltd
Current assignee: Zhejiang Water Resources And Hydropower Survey And Design Institute Co ltd
Priority date: 2022-03-03
Filing date: 2022-03-03
Publication date: 2022-08-23
Anticipated expiration: 2032-03-03

Abstract

The utility model discloses a flap gate, which comprises a fixed bottom plate, wherein gate hinge lugs are fixedly arranged on both sides of one end of the upper surface of the fixed bottom plate, hydraulic cylinder hinge lugs are fixedly arranged on the other end of the upper surface of the fixed bottom plate, which is close to the positions of both sides, and a gate which is rotatably connected with the gate hinge lugs is arranged on the fixed bottom plate; the thrust spring between the first spring limiting disc and the second spring limiting disc is sleeved on the sliding cylinder, so that the impact force of a floater is relieved, and the gate is not easy to damage; the utility model discloses a be equipped with the conveyer belt that the transmission is connected on the gate, its anticlockwise conveying can reduce the striking dynamics of floater on the surface of water, and the gate can be crossed with some floaters to the conveying through the conveyer belt simultaneously, prevents that the upper end rivers of gate from being blockked up.

Description

Flap gate

Technical Field

The utility model relates to a water sluicegate technical field, concretely relates to board-like gate turns over.

Background

Water conservancy and hydropower engineering such as river management, urban flood control, flood drainage, water storage, irrigation, water diversion, power generation and the like can not be provided with the gate, and various gate retaining dams can be correspondingly provided according to different geological conditions and different functional requirements. The flap type movable gate is a dam with a main water retaining structure, wherein the gate with adjustable opening degree is used, and the elevation of a bottom plate of the flap type movable gate is generally the same as that of an original riverbed. During normal operation, the downward discharge flow is adjusted by different opening degrees of the gate, so that the stability of the water level of the upstream river section is ensured; in the flood period, the gate is fully opened, the retaining dam disappears, the water passing section of the natural river channel is basically kept, and the flood discharge capacity is sufficient. The traditional flap gate has short service life. Chinese patent discloses a board-turnover gate (grant publication No. CN 203530940U), and compared with the prior art, this patent technology, its board-turnover gate not only realizes the purpose of effective control water level, easy to maintain and maintenance moreover, has prolonged equipment life simultaneously, has fine economic benefits, is suitable for popularization and application in the production operation, has fine practicality. However, the device neglects that the floating objects on the water surface directly impact the gate along with the movement of the water flow, and the floating objects block the gate, thereby not only causing damage to the gate, but also blocking the circulation of the water. Accordingly, one skilled in the art has provided a flap gate to solve the problems set forth in the background art described above.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a flap gate, which comprises a fixed bottom plate, two sides of one end of the upper surface of the fixed bottom plate are both fixedly provided with gate hinge lugs, the positions of one end of the upper surface of the fixed bottom plate, which are close to the two sides, are both fixedly provided with hydraulic cylinder hinge lugs, the fixed bottom plate is provided with a gate which is rotationally connected with the gate hinge lugs, the side surface of the gate, which is far away from one end of the gate hinge lugs and is close to the hydraulic cylinder hinge lugs, is symmetrically and fixedly provided with two spring limiting disc hinge lugs, the hydraulic cylinder hinge lugs are hinged with a hydraulic cylinder, the bottom end of the hydraulic cylinder is hinged with the hydraulic cylinder hinge lugs, the top end of the hydraulic cylinder is coaxially and fixedly provided with a sliding cylinder, the bottom end of the sliding cylinder is fixedly provided with a first spring limiting disc, the inner side of the top end of the sliding cylinder is fixedly provided with a limiting ring, a sliding rod which is slidably connected with the sliding cylinder is arranged in the sliding cylinder, the top end of the sliding rod is coaxially and fixedly provided with a second spring limiting disc hinged with the hinge lug of the first spring limiting disc, and the sliding cylinder is sleeved with a thrust spring positioned between the first spring limiting disc and the second spring limiting disc.

Preferably, the size of the limiting disc is matched with the inner diameter of the sliding barrel, and the size of the limiting ring is matched with the size of the sliding rod.

Preferably, the inclined direction of the end of the gate far away from the fixed bottom plate is consistent with the water flow direction.

Preferably, the gate is close to the one end of PMKD and keeps away from the one end of PMKD and has all seted up the pivot groove, the pivot inslot be equipped with rotate between the gate be connected the pivot, the transmission is connected the conveyer belt between two pivots.

Preferably, a motor is fixedly arranged on one side of one end of the gate, and an output shaft of the motor is coaxially and fixedly connected with the rotating shaft.

Preferably, the structure of the conveyor belt can be a crawler belt structure, so that the structure is firm, the impact resistance is improved, and the service life of the structure is prolonged.

The utility model has the advantages that:

1. the utility model discloses a cover is equipped with the thrust spring that is located between the spacing dish of spring one and the spacing dish of spring two on the slide cartridge to the striking power of alleviateed the floater is said, in order to solve the fragile technical problem of proposing the gate in the above-mentioned technical background.

2. The utility model discloses a be equipped with the conveyer belt that the transmission is connected on the gate, its anticlockwise conveying can reduce the striking dynamics of floater on the surface of water, and the gate can be crossed with some floaters to the conveying through the conveyer belt simultaneously, prevents that the upper end rivers of gate from being blockked up in order to solve the technical background of above-mentioned proposition rivers and block up the technical problem.

Drawings

Fig. 1 is a schematic structural view of a flap gate provided in embodiment 1 of the present invention;

fig. 2 is an exploded view of a structure of a flap gate according to embodiment 1 of the present invention;

fig. 3 is a schematic structural view of a hydraulic cylinder and a slide cylinder in a flap gate according to embodiment 1 of the present invention;

fig. 4 is a schematic structural view of a flap gate provided in embodiment 2 of the present invention;

fig. 5 is an exploded view of a structure of a flap gate according to embodiment 2 of the present invention.

In the figure: 1. fixing the bottom plate; 11. the gate is hinged with the lug; 12. the hydraulic cylinder is hinged with a lug; 2. a gate; 21. the spring limiting disc is hinged with the lug; 22. a rotating shaft groove; 3. a hydraulic cylinder; 41. a slide cylinder; 42. a first spring limiting disc; 43. a limiting ring; 44. a slide bar; 45. a limiting disc; 46. a second spring limiting disc; 47. a thrust spring; 5. a rotating shaft; 51. a conveyor belt; 52. an electric motor.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Example 1

Referring to fig. 1 to 3, in the present embodiment, a flap gate is provided, which includes a fixed base plate 1, gate hinge lugs 11 are fixedly disposed on both sides of one end of the upper surface of the fixed base plate 1, hydraulic cylinder hinge lugs 12 are fixedly disposed on positions of the other end of the upper surface of the fixed base plate 1 near both sides, a gate 2 rotatably connected to the gate hinge lugs 11 is disposed on the fixed base plate 1, two spring retainer plate hinge lugs 21 are symmetrically disposed on a side of the gate 2 away from one end of the gate hinge lugs 11 and near the hydraulic cylinder hinge lugs 12, a hydraulic cylinder 3 is hinged to the hydraulic cylinder hinge lugs 12, a sliding cylinder 41 is coaxially disposed on the upper top end of the hydraulic cylinder 3, a first spring retainer plate 42 is fixed to the bottom end of the sliding cylinder 41, a retainer ring 43 is fixed to the inner side of the top end of the sliding cylinder 41, a sliding rod 44 slidably connected to the retainer ring 43 is disposed in the sliding cylinder 41, the bottom end of the slide rod 44 is fixedly provided with a limiting disc 45 which is in sliding connection with the slide cylinder 41, the top end of the slide rod 44 is coaxially and fixedly provided with a second spring limiting disc 46 which is hinged with the hinge lug 21 of the first spring limiting disc, and the slide cylinder 41 is sleeved with a thrust spring 47 which is positioned between the first spring limiting disc 42 and the second spring limiting disc 46.

The utility model discloses a gate 2 is when using, through starting up pneumatic cylinder 3, through the flexible of pneumatic cylinder 3, promote gate 2 relatively fixed bottom plate 1 and rotate, thereby the size of the height control rivers of adjustment gate 2, sliding connection between slide bar 44 and the slide cartridge 41 through setting up simultaneously, and be equipped with thrust spring 47 between spacing dish 42 of spring and the spacing dish two 46 of spring, realized when gate 2 receives the floater striking, under thrust spring 47's elastic action, realize the shake of gate 2 relatively fixed bottom plate 1, slide cartridge 41 slides relatively slide bar 44, thereby the striking power of floater is said has been alleviated.

In this embodiment, the size of the limiting disc 45 is matched with the inner diameter of the sliding cylinder 41, and the size of the limiting ring 43 is matched with the size of the sliding rod 44.

The size of the limiting disc 45 is matched with the inner diameter of the sliding barrel 41, and the size of the limiting ring 43 is matched with the size of the sliding rod 44, so that the structure can be conveniently matched and installed, and meanwhile, the sliding rod 44 is prevented from being separated from being matched with the sliding barrel 41.

Further, the inclination direction of the end of the gate 2 far away from the fixed bottom plate 1 is consistent with the water flow direction.

The directions of arrows in fig. 1 and 4 are both water flow directions, and when water flow impinges on the gate 2, the water flow flows in the direction of inclination of the gate 2, thereby buffering the pressure on the gate 2.

The working principle of the embodiment is as follows: the utility model discloses a gate 2 is when using, through starting up pneumatic cylinder 3, through the flexible of pneumatic cylinder 3, promote gate 2 relative fixed baseplate 1 and rotate, thereby the height of adjustment gate 2 controls the size of rivers, sliding connection between slide bar 44 and the slide cartridge 41 through setting up simultaneously, and be equipped with thrust spring 47 between spacing dish 42 of spring and spacing dish two 46 of spring, realized when gate 2 receives the floater striking, under thrust spring 47's elastic action, realize gate 2 relative fixed baseplate 1 shake, slide cartridge 41 slides relative slide bar 44, thereby the striking power way of floater has been alleviated; meanwhile, the size of the limiting disc 45 is matched with the inner diameter of the sliding barrel 41, the size of the limiting ring 43 is matched with the size of the sliding rod 44, so that the adaptive installation of the structure is facilitated, and the sliding rod 44 is prevented from being separated from the matching with the sliding barrel 41, wherein the arrow directions in fig. 1 and 4 are both water flow directions, and when water impacts on the gate 2, the water flows along the inclined direction of the gate 2, so that the pressure on the gate 2 is buffered.

Example 2

Referring to fig. 4 to 5, in the present embodiment, the end of the gate 2 close to the fixed base plate 1 and the end far from the fixed base plate 1 are both provided with a rotating shaft groove 22, a rotating shaft 5 rotatably connected with the gate 2 is arranged in the rotating shaft groove 22, and a conveyor belt 51 is rotatably connected between the two rotating shafts 5.

Through being equipped with the conveyer belt 51 that the transmission is connected on gate 2, through its anticlockwise conveying, can reduce the striking dynamics of floater on the surface of water, the conveying through conveyer belt 51 can help crossing gate 2 with some floaters simultaneously, prevents that gate 2's upper end rivers from being blockked up.

In this embodiment, a motor 52 is fixedly disposed on one side of one end of the gate 2, and an output shaft of the motor 52 is coaxially and fixedly connected to the rotating shaft 5.

The output shaft of the motor 52 rotates to drive the rotating shaft 5 to rotate, so that the conveying belt 51 can follow the rotating shaft 5 for conveying.

Further, the structure of the conveyor belt 51 can be a crawler structure, so that the structure is firm, the impact resistance is enhanced, and the service life of the structure is prolonged.

The working principle of the embodiment is as follows: through the conveyer belt 51 that is equipped with the transmission on gate 2 and connects, output shaft through motor 52 rotates and drives pivot 5 and rotate, make conveyer belt 51 can follow the 5 conveys of pivot, through its anticlockwise conveying, can reduce the striking dynamics of floater on the surface of water, the conveying through conveyer belt 51 can help crossing gate 2 with some floaters simultaneously, prevent that gate 2's upper end rivers from being blockked up, output shaft through motor 52 rotates and drives pivot 5 and rotate, make conveyer belt 51 can follow the 5 conveys of pivot.

It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art and related fields without creative efforts shall fall within the protection scope of the present invention. The structures, devices, and methods of operation of the present invention, not specifically described and illustrated, are generally practiced by those of ordinary skill in the art without specific recitation or limitation.

Claims

1. The utility model provides a flap gate, includes PMKD (1), its characterized in that: the gate hinge lugs (11) are fixedly arranged on two sides of one end of the upper surface of the fixed bottom plate (1), hydraulic cylinder hinge lugs (12) are fixedly arranged at positions, close to the two sides, of the other end of the upper surface of the fixed bottom plate (1), a gate (2) which is rotatably connected with the gate hinge lugs (11) is arranged on the fixed bottom plate (1), two spring limiting disc hinge lugs (21) are symmetrically fixed on the side face, far away from one end of the gate hinge lug (11), close to the hydraulic cylinder hinge lugs (12), of the gate (2), hydraulic cylinders (3) are hinged with the hydraulic cylinder hinge lugs (12), the bottom ends of the hydraulic cylinders (3) are hinged with the hydraulic cylinder hinge lugs (12), sliding cylinders (41) are coaxially and fixedly arranged at the top ends of the hydraulic cylinders (3), spring limiting disc I (42) are fixedly arranged at the bottom ends of the sliding cylinders (41), limiting rings (43) are fixedly arranged on the inner sides of the top ends of the sliding cylinders (41), and sliding rods (44) which are slidably connected with the limiting rings (43) are arranged in the sliding cylinders (41), the bottom end of the sliding rod (44) is fixedly provided with a limiting disc (45) which is connected with the sliding barrel (41) in a sliding mode, the top end of the sliding rod (44) is coaxially and fixedly provided with a spring limiting disc II (46) which is hinged with a spring limiting disc hinging lug (21), and the sliding barrel (41) is sleeved with a thrust spring (47) which is located between the spring limiting disc I (42) and the spring limiting disc II (46).

2. The flap gate of claim 1, wherein: the size of the limiting disc (45) is matched with the inner diameter of the sliding barrel (41), and the size of the limiting ring (43) is matched with the size of the sliding rod (44).

3. Flap gate according to claim 1, characterized in that the inclination of the end of the gate (2) facing away from the fixed base (1) corresponds to the direction of the water flow.

4. The flap gate as claimed in claim 1 wherein: the gate (2) are close to the one end of PMKD (1) and keep away from the one end of PMKD (1) and all seted up pivot groove (22), be equipped with in pivot groove (22) with pivot (5) of rotating between gate (2) and being connected, conveyer belt (51) is connected in the transmission between two pivot (5).

5. The flap gate of claim 4, wherein: one side of one end of the gate (2) is fixedly provided with a motor (52), and an output shaft of the motor (52) is coaxially and fixedly connected with the rotating shaft (5).

6. The flap gate of claim 4, wherein: the conveyor belt (51) is of a crawler belt structure.