CN210621633U

CN210621633U - Lower-opening weir gate

Info

Publication number: CN210621633U
Application number: CN201920151997.9U
Authority: CN
Inventors: 李习洪; 张勇
Original assignee: Wuhan Shengyu Drainage Systems Co Ltd
Current assignee: Wuhan Shengyu Smart Ecological Environmental Protection Co ltd
Priority date: 2019-01-29
Filing date: 2019-01-29
Publication date: 2020-05-26
Anticipated expiration: 2029-01-29

Abstract

The utility model discloses an open weir door down, include: the weir plate through hole is formed in the bottom of the weir frame component, the overflowing hole is formed in the side face of the weir frame component, and the containing space is formed inside the weir frame component; the weir plate penetrates through the weir plate through hole, is slidably mounted in the accommodating space of the weir frame assembly, surrounds the overflowing hole, and is provided with sealing pieces between two sides of the weir plate and the weir plate assembly respectively; and the driving mechanism is connected with the weir plate and is used for driving the weir plate to slide up and down in the weir frame assembly. The utility model discloses an under open weir door is four sides seal structure, can use on row's mouth, sewage intercepting pipe or just rain pipe, and application scope is wide, safe and reliable.

Description

Lower-opening weir gate

Technical Field

The utility model relates to a plumbing technical field, concretely relates to open weir door down.

Background

The chinese patent application number is 201420357758.6 discloses in the name is the undermining weir door that surges, and the undermining weir door that surges includes the weir door frame and with weir door frame clearance fit's weir door weir plate, open flutedly at the middle part of weir door frame, the both sides of recess are the guide way, weir door board both sides and guide way sliding fit, and the weir door frame is passed to the bottom, is equipped with hydraulic cylinder in the weir door frame, and hydraulic cylinder's piston rod is connected the weir door weir plate. The weir gate frame is a U-shaped frame, and the bottom is equipped with the frame bottom plate, and it has the weir plate via hole to open on the frame bottom plate, and the weir gate weir plate passes the weir plate via hole, and the circumference of weir plate via hole is equipped with the sealing washer, is equipped with two sealing strips in the vexed recess of weir, and in the guide way was fixed in to the both sides of sealing strip, the bottom was fixed in the bottom of recess, and the weir gate weir plate was located between two sealing strips.

Foretell open weir gate down is generally installed on drain or reposition of redundant personnel well to the drain, uses the drain as an example, and the open weir gate down is used for preventing flowing backward of drain, and when the water level of open weir gate low reaches was higher than the water level of open weir gate upper reaches down, the open weir gate is upwards risen down, and the height at open weir gate top is higher than the water level height of open weir gate low reaches down. Due to the complex geographical environment of China, the rainfall difference of different seasons in the same region is large, short-time rainfall in a certain season is concentrated, the rainfall is increased, but the rainfall in other times is small. The following problems exist if the downward opening weir gate is used: when the water level at the downstream of the lower opening weir gate is higher than the maximum overflow height of the lower opening weir gate closed to the top, the water body at the downstream can flow into the upper part of the weir gate through overflow to flow backward to form waterlogging, and potential safety hazards exist. Because, in order to meet the absolute anti-backflow consideration, the size of the lower-opening weir gate is designed to be very large, the size of the corresponding discharge port or well body is also large, the cost is high, and under the condition that the land area is tight, the lower-opening weir gate does not have enough land for use, and the application range is small.

Above-mentioned open weir door down can't use on some drain pipes that need carry out flow control like sewage interception pipe or first rain pipe because of the particularity of its structure, and application scope is little.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the not enough of above-mentioned background art, provide an open weir door down, have prevent flowing backward function, application scope extensively, with low costs, safe and reliable's advantage.

The utility model provides an open weir door down, include:

the weir plate through hole is formed in the bottom of the weir frame component, the overflowing hole is formed in the side face of the weir frame component, and the containing space is formed inside the weir frame component;

the weir plate penetrates through the weir plate through hole, is slidably mounted in the accommodating space of the weir frame assembly, surrounds the overflowing hole, and is provided with sealing pieces between two sides of the weir plate and the weir plate assembly respectively;

and the driving mechanism is connected with the weir plate and is used for driving the weir plate to slide up and down in the weir frame assembly.

Optionally, the driving mechanism is a hydraulic oil cylinder, the hydraulic oil cylinder is fixedly installed in the weir frame assembly, and the telescopic end of the hydraulic oil cylinder is connected with the weir plate;

or the driving mechanism is a hydraulic oil cylinder, the hydraulic oil cylinder is arranged outside the weir frame assembly, and the telescopic end of the hydraulic oil cylinder is connected with the weir plate.

Optionally, the weir frame assembly includes a frame body formed by a first weir frame and a second weir frame which are combined together, and a first guiding device and a second guiding device, the first guiding device and the second guiding device are installed at two ends of the weir frame in the frame body, two sides of the weir plate are respectively connected with the first guiding device and the second guiding device in a sliding manner, the side surfaces of the first weir frame and the second weir frame are both provided with the overflowing holes, the two overflowing holes are oppositely arranged, the sealing elements are arranged around the overflowing holes of the first weir frame and the second weir frame, and the sealing elements are respectively arranged on the first weir frame and the second weir frame;

or, the weir frame subassembly includes that the frame body and first guider and the second guider that are enclosed to close by two frames and two panels, two seted up on the panel cross the discharge orifice, and on the two panels cross the discharge orifice and set up relatively, first guider and second guider install and are located in the frame the both ends of weir frame, the both sides of weir plate respectively with first guider and second guider sliding connection, the sealing member set up in the panel orientation on a side of weir plate.

Optionally, the first guiding device or the second guiding device comprises two guiding strips, a sliding groove is formed in each guiding strip, the two guiding strips are respectively located between the frame body and the weir plate, a sliding plate is fixedly mounted on the side edge of the weir plate, and the side edge of the sliding plate is slidably mounted in the sliding groove.

Optionally, the overflowing hole is a square hole or a circular hole.

Optionally, the weir frame assembly further includes a mounting seat, the mounting seat is fixedly mounted on a side surface of the frame body facing the weir plate, and the sealing element is mounted on the mounting seat;

and/or the shape of the sealing element is the same as that of the overflowing hole.

Optionally, the sealing element is a P-type sealing ring.

Optionally, the seal comprises:

the sealing gasket main body is provided with a sealing surface, and the sealing surface is in sealing contact with the side surface of the weir plate;

the sealing gasket comprises an elastic buffering part and a mounting seat, wherein the elastic buffering part is of an integral structure with the sealing gasket main body, the sealing gasket main body is fixedly connected with the mounting seat, one side of the mounting seat, which faces the elastic buffering part, is provided with a groove, and the elastic buffering part is positioned in the groove of the mounting seat and abuts against the inner wall of the groove of the mounting seat.

Optionally, the elastic buffer portion includes two elastic supporting arms, one end of each of the two elastic supporting arms is connected to the sealing gasket main body, the two elastic supporting arms and the sealing gasket main body enclose to form a first buffer slot, and the other end of each of the two elastic supporting arms abuts against the inner wall of the groove of the mounting seat;

and/or one side of the sealing gasket, which faces the weir plate, is provided with a second buffer groove;

and/or, still be provided with the spacing groove on the sealed main part of filling up, the spacing groove is located the side of elastic buffer portion, just a side of mount pad install in the spacing inslot.

Optionally, the weir plate comprises: the steel structure plate comprises a box-shaped plate body and a compression-resistant filling material layer arranged in the box-shaped plate body, wherein a steel structure framework is arranged in the box-shaped plate body and is fixedly connected with the box-shaped plate body, and at least part of the steel structure framework is embedded into the filling material layer;

and/or the top of the weir plate is provided with a U-shaped water passing groove.

Compared with the prior art, the utility model has the advantages as follows:

(1) the utility model discloses an open weir door down is four sides seal structure, can use on row's mouth, sewage interception pipe or just the rain pipe, still has the flow control function when satisfying the function of preventing flowing backward, adopts the mode of weir door top overflow to intake, prevents that the sediment of deposit in the bottom from getting into pipeline or river course, and application scope is wide, safe and reliable.

(2) The utility model discloses a weir frame subassembly of under formula weir door can be for the framework that first weir frame and second weir frame lock formed, also can be the framework that forms by panel and frame welding, and two kinds of forms simple structure are reliable, the installation is convenient, stable good.

(3) The utility model discloses a weir plate of lower open weir gate adopts and makes the filling structure in the weir plate constitute integratively with the box plate body through steel construction skeleton and concrete for the bulk strength of weir plate promotes by a wide margin, thereby possesses better resistance to compression shear strength, and the structure of resisting the water hammer is regarded as direct contact through the panel of surface cladding, makes the overall structure reliability of weir plate promote by a wide margin.

(4) The utility model discloses a sealing member of lower open weir door realizes high-quality sealed through sealed pad structure, simultaneously through the sealed pressure that fills up of buffering portion can effectual buffering, guarantees sealed functional structure through elastic deformation for sealed good contact of pad main part and weir plate realizes sealedly. Through setting up the elastic buffer portion in the bottom of sealed pad main part, the elastic buffer portion is when the weir gate slides the extrusion, thereby through elastic deformation dispersion extrusion force and keep keeping with the good elastic contact of weir plate and keep reliable sealed. The buffering part adopts two symmetrical supporting arms, so that the elastic deformation amplitude is further enlarged, the buffering capacity and the deformation adaptability in all directions are increased, better contact pressure is obtained, stable and reliable elastic contact is realized, and high-quality sealing is realized.

Drawings

Fig. 1 is a schematic view of the embodiment of the present invention in an open state of the overflowing hole.

Fig. 2 is a schematic view of the embodiment of the present invention in a state where the overflowing hole is closed.

Fig. 3 is a side view of fig. 2.

Fig. 4 is a sectional view B-B of fig. 2.

Fig. 5 is a partially enlarged view of a portion a in fig. 3.

Fig. 6 is a schematic structural view of a weir frame assembly according to an embodiment of the present invention.

Reference numerals: 1-a weir frame component, 10-an overflowing hole, 11-a first weir frame, 12-a second weir frame, 13-a mounting seat, 14-a guide strip, 2-a weir plate, 3-a driving mechanism, 4-a sealing piece, 40-a sealing gasket body, 41-an elastic buffer part, 42-a first buffer groove, 43-a second buffer groove and 44-a limiting groove.

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, 2, 3 and 4, the present embodiment discloses a lower opening weir gate, comprising:

the weir frame assembly 1 is characterized in that a weir plate through hole is formed in the bottom of the weir frame assembly 1, an overflowing hole 10 is formed in the side face of the weir frame assembly 1, and an accommodating space is formed in the weir frame assembly 1;

the weir plate 2 penetrates through the weir plate via hole, the weir plate 2 is slidably mounted in the accommodating space of the weir frame assembly 1, the weir plate 2 can at least partially cover the overflowing hole 10, the overflowing hole 10 is surrounded by the weir plate 2, sealing elements 4 are respectively arranged between two sides of the weir plate 2 and the weir plate 2 assembly, the overflowing hole 10 is closed when the weir plate 2 slides upwards, the overflowing hole 10 is opened when the weir plate 2 slides downwards, and a U-shaped water passing groove is formed in the top of the weir plate 2 in the embodiment;

and the driving mechanism 3 is connected with the weir plate 2 and is used for driving the weir plate 2 to slide up and down in the weir frame assembly 1. The driving mechanism 3 in this embodiment is a hydraulic oil cylinder, the hydraulic oil cylinder is installed in the accommodating space, and the telescopic end of the piston rod of the hydraulic oil cylinder is connected with the weir plate 2. In addition, according to concrete operating mode, hydraulic cylinder in this embodiment also can install outside 2 subassemblies of weir plate, and hydraulic cylinder's flexible end links to each other with weir plate 2. When the piston rod of the hydraulic oil cylinder extends, the weir plate 2 moves downwards, the overflowing hole 10 is opened, and when the piston rod retracts, the weir plate 2 moves upwards, and the overflowing hole 10 is closed. When the open weir of the embodiment under install at the drain or on the reposition of redundant personnel well for when preventing flowing backward, when the water level of open weir low reaches is higher than the water level of open weir upper reaches under, weir plate 2 rebound, overflow hole 10 closes gradually, before overflow hole 10 closes completely, if the water level of open weir low reaches is less than the water level of open weir upper reaches under when, and when exceeding weir plate 2's overflow height, accessible weir plate 2 overflows.

The lower open weir gate in this embodiment can also install in intercepting dirty pipe or just rain pipe before, and the control is intercepted the water inflow of dirty pipe or just rain pipe, and sewage, initial stage rainwater get into through the top overflow of weir plate 2 and are intercepted dirty pipe or just rain pipe, compare the bottom water inlet mode of the current-limiting gate that uses among the prior art, can stop pollutants such as suspended solid, silt in sewage, the rainwater partially at the well internal, have certain sediment function of blocking and blocking.

Example 2

Referring to fig. 6, on the basis of embodiment 1, the weir frame assembly 1 of the lower opening weir door of this embodiment includes a frame body formed by buckling a first weir frame 11 and a second weir frame 12, a weir plate via hole is formed at the bottom of the frame body, overflow holes 10 are respectively provided on the first weir frame 11 and the second weir frame 12, and a first guiding device and a second guiding device are provided in the frame body, and two side edges of the weir plate 2 are respectively connected with the first guiding device and the second guiding device in a sliding manner.

The first guide device and the second guide device in this embodiment have the same structure, and in this embodiment, the first guide device is taken as an example for description, the first guide device includes two guide strips 14 located in the frame, a sliding groove is arranged on the guide strips 14, the two guide strips 14 are arranged oppositely, a sliding plate is fixedly mounted on the side edge of the weir plate 2, and the side edge of the sliding plate is slidably mounted in the sliding groove.

The overflowing hole 10 in this embodiment may be square, circular, or the like, the sealing element 4 is disposed around the overflowing hole 10, the mounting seat 13 is disposed on one side of the first weir frame 11 and the second weir frame 12 facing the weir plate 2, and the sealing element 4 is mounted on the mounting seat 13. The sealing element 4 in the embodiment is installed on the installation base 13 through the screw, the installation base 13 between the weir plate 2 and the frame body further has a guiding function, and the installation base 13 between the side surface of the weir plate and the side surface of the frame body also has the guiding function except the guiding functions of the guiding devices on the two sides, so that the equipment is stable in running state, compact in overall structure and good in sealing effect.

The sealing element 4 in this embodiment may be formed by bending a P-type sealing strip.

Referring to fig. 5, the structure of the sealing member 4 in the present embodiment is specifically as follows, wherein the sealing member 44 includes:

the sealing gasket main body 40 is provided with a sealing surface, and the sealing surface is contacted with the side surface of the weir plate 2;

the elastic buffer part 41 and the sealing gasket main body 40 are of an integral structure, the sealing gasket main body 40 is fixedly connected with the mounting seat 13, a groove is formed in one side, facing the weir plate 2, of the mounting seat 13, and the elastic buffer part 41 abuts against the inner wall of the groove of the mounting seat 13.

The elastic buffer part 41 comprises two elastic supporting arms, one ends of the two elastic supporting arms are connected with the sealing gasket main body 40, the two elastic supporting arms and the sealing gasket main body 40 enclose to form a first buffer groove 42, and the other ends of the two elastic supporting arms are abutted against the inner wall of the groove of the mounting seat 13;

one side of the sealing gasket facing the weir plate 2 is provided with a second buffer groove 43;

the gasket main body 40 is further provided with a limiting groove 44, the limiting groove 44 is located beside the elastic buffer portion 41, and one side of the groove of the mounting seat 13 is clamped and mounted in the limiting groove 44. In this embodiment, the mounting base 13 on one side of the weir plate 2 is formed by oppositely arranging two C-shaped spaces.

In the embodiment, a stable weir frame main body structure is formed by the buckled first weir frame 11 and the second weir frame 12; and a complete weir frame structure is formed by matching with the sealing structure; the whole structure is simple and reliable, and the installation is convenient.

Example 3

Example 3 differs from example 2 in that: the frame body in embodiment 2 is formed by fastening a first dam frame 11 and a second dam frame 12;

the frame body in embodiment 3 is an integral structure formed by welding two side frames and a panel. The bottom and top of the panel may or may not be flush with the top or bottom of the bezel. In this embodiment, the bottom of the panel is flush with the bottom of the frame, the top of the panel is lower than the top of the frame, and the overflowing hole 10 is a square hole or a circular hole.

Further, weir frame subassembly 1 still includes the bottom plate, sets up the weir plate via hole on the bottom plate, and the bottom plate is located the bottom of frame, and with frame fixed connection. When the bottom of the panel is flush with the bottom of the frame, the bottom plate is positioned at the bottom of the frame and the bottom of the panel and is fixedly connected with the bottom of the frame and the bottom of the panel.

Example 4

On the basis of the above embodiment, the weir plate 2 in the present embodiment includes: the steel structure plate comprises a box-shaped plate body and a compression-resistant filling material layer arranged in the box-shaped plate body, wherein a steel structure framework is arranged in the box-shaped plate body and is fixedly connected with the box-shaped plate body, and at least part of the steel structure framework is embedded into the filling material layer. The weir plate 2 provided in the embodiment adopts a box-shaped plate body, and compression-resistant materials are filled in the box-shaped plate body, so that the structure is light, and meanwhile, the weir plate has good compression-resistant and shear-resistant capabilities; and the cost of the weir plate 2 is greatly reduced. Make filling structure in the weir plate 2 and box plate body constitution integrative through steel construction skeleton and concrete for the bulk strength of weir plate 2 promotes by a wide margin, thereby possesses better resistance to compression shear strength, and as direct contact through surface-coated panel, resists the structure of water impact, makes the overall structure reliability of weir plate 2 promote by a wide margin.

Alternatively, on the basis of the above embodiment, the weir plate 2 in the present embodiment may be of a steel plate structure or welded from a steel plate structure.

Various modifications and variations of the embodiments of the present invention may be made by those skilled in the art, and they are within the scope of the present invention provided they are within the scope of the claims and their equivalents.

What is not described in detail in the specification is prior art that is well known to those skilled in the art.

Claims

1. A lower opening weir comprising:

2. The lower opening weir according to claim 1 wherein the actuating mechanism is a hydraulic ram fixedly mounted within the weir frame assembly, the telescoping end of the hydraulic ram being connected to the weir plate;

3. The lower open weir gate of claim 1, wherein the weir frame assembly comprises a frame body formed by a first weir frame and a second weir frame which are combined together, and a first guiding device and a second guiding device which are arranged in the frame body and are positioned at two ends of the weir frame, two sides of the weir plate are respectively connected with the first guiding device and the second guiding device in a sliding manner, the overflowing holes are respectively arranged on the side surfaces of the first weir frame and the second weir frame and are oppositely arranged, the sealing members are respectively arranged around the overflowing holes of the first weir frame and the second weir frame, and the sealing members are respectively arranged on the first weir frame and the second weir frame;

4. The lower-opening weir gate of claim 3, wherein the first or second guide means comprises two guide strips, the guide strips are provided with slide grooves, the two guide strips are respectively positioned between the frame body and the weir plate, slide plates are fixedly mounted on the side edges of the weir plate, and the side edges of the slide plates are slidably mounted in the slide grooves.

5. The lower opening weir of claim 3 wherein the overflow apertures are square holes or circular holes.

6. The lower-opening weir according to claim 3 wherein the weir frame assembly further comprises a mounting block fixedly mounted to a side of the frame facing the weir plate, the seal being mounted to the mounting block;

7. The lower opening weir of claim 6 wherein the seal is a P-ring seal.

8. The lower-opening weir according to claim 6 wherein the seal comprises:

the sealing gasket comprises an elastic buffering part and a mounting seat, wherein the elastic buffering part is of an integral structure with the sealing gasket main body, the sealing gasket main body is fixedly connected with the mounting seat, a groove is formed in one side, facing the elastic buffering part, of the mounting seat, and the elastic buffering part is located in the groove of the mounting seat and abuts against the inner wall of the groove of the mounting seat.

9. The lower-opening weir gate of claim 8 wherein the resilient buffer section comprises two resilient support arms, one end of each resilient support arm being connected to the gasket body, and the resilient support arms and the gasket body enclosing a first buffer groove, the other end of each resilient support arm abutting against the inner wall of the groove of the mounting seat;

10. The lower-opening weir of claim 8, wherein the weir plate comprises: the steel structure plate comprises a box-shaped plate body and a compression-resistant filling material layer arranged in the box-shaped plate body, wherein a steel structure framework is arranged in the box-shaped plate body and is fixedly connected with the box-shaped plate body, and at least part of the steel structure framework is embedded into the filling material layer;