CN216892277U

CN216892277U - A sediment weir overflows for hydraulic and hydroelectric engineering

Info

Publication number: CN216892277U
Application number: CN202220484294.XU
Authority: CN
Inventors: 张硕文
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-03-08
Filing date: 2022-03-08
Publication date: 2022-07-05
Anticipated expiration: 2032-03-08

Abstract

The utility model relates to the technical field of hydraulic and hydroelectric engineering, in particular to an overflowing slag collection weir for hydraulic and hydroelectric engineering, which comprises a weir body, wherein a blocking net is welded on the inner wall of the weir body, a placing groove is formed in the inner wall of the bottom of the weir body, a collecting net frame is placed in the placing groove and used for collecting ballast, a cleaning mechanism is arranged on the surface of the weir body, and the cleaning mechanism comprises a fixed frame, a cleaning brush, a connecting rope, a gravity plate, a fixed pulley and a winch; one side of keeping off the net is provided with auxiliary stay mechanism, and the both sides of collecting the screen frame all are provided with stop gear. The utility model not only avoids the phenomenon of blocking of the screen when the slag collection weir is used, improves the firmness of the screen when the slag collection weir is used, but also avoids the phenomenon of movement of the collection screen frame when the slag collection weir is used.

Description

A sediment weir overflows for hydraulic and hydroelectric engineering

Technical Field

The utility model relates to the technical field of hydraulic and hydroelectric engineering, in particular to an overflowing slag collecting weir for the hydraulic and hydroelectric engineering.

Background

At present, in hydraulic and hydroelectric engineering, a dam abutment side slope or a river channel bank slope is excavated, a slag collecting platform is arranged at the slope toe of the river channel bank slope to collect stone slag, however, because the side slope is steep, the stone slag collected by the slag collecting platform is limited, the excavated stone slag enters the river channel and is brought into the downstream by water flow, so that river channel silt and water and soil loss are caused, and meanwhile, the difficulty in constructing and collecting the slag at the slope toe of the bank slope is large, so that a slag collecting weir is needed.

Through search, the patent number is 202010153787.0, the name is a utility model of an overflowing slag collecting weir for hydraulic and hydroelectric engineering and a construction method thereof, the weir comprises a weir body, the weir body comprises a river body and river banks at two sides of the river body, a protective net plate is erected in the river body, two sides of the protective net plate are provided with end plates, the plate surfaces of the end plates are vertical to the plate surfaces of the protective net plate, the end plates are attached to the side walls of the river banks, a loading net box is arranged on the end plates in a sliding manner, a lifting component for driving the loading net box to move in the vertical direction is arranged on the river banks, a tiling platform is laid at the bottom of the river body, research and analysis show that the slag collecting weir has the advantages of being convenient for cleaning the slag in an overflowing protective structure and further reducing the fishing difficulty and the danger coefficient, but has some defects, firstly, the slag collecting weir is difficult to realize the function of brushing the slag on the surface of the blocking net plate when in use, so that the blockage phenomenon of the blocking screen plate is easily caused when the slag collection weir is used; secondly, the stability of the protective screen plate is poor when the slag collection weir is used, so that the firmness of the protective screen plate is reduced when the slag collection weir is used; and thirdly, the slag collection weir is not provided with a limiting function for the loading net cage when in use, so that the phenomenon that the loading net cage moves when the slag collection weir is used is easily caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an overflowing slag collection weir for water conservancy and hydropower engineering, and aims to solve the problems that a blocking screen plate is blocked when the slag collection weir is used, the firmness of a protection screen plate is low, and a loading net cage moves.

In order to achieve the purpose, the utility model provides the following technical scheme: the overflowing slag collection weir for the hydraulic and hydroelectric engineering comprises a weir body, wherein a blocking net is welded on the inner wall of the weir body, a placing groove is formed in the inner wall of the bottom of the weir body, a collecting net frame is placed inside the placing groove and used for collecting rock ballast, a cleaning mechanism is arranged on the surface of the weir body, and a fixing frame, a cleaning brush, a connecting rope, a gravity plate, a fixed pulley and a winch are arranged inside the cleaning mechanism; one side of the blocking net is provided with an auxiliary supporting mechanism, and both sides of the collecting net frame are provided with limiting mechanisms.

Preferably, the fixed frames are respectively fixed on two sides of the top of the weir body, the fixed frame is internally provided with the fixed pulleys, the fixed frame is internally provided with the winch, the output end of the winch is wound with the connecting rope, and one end of the connecting rope sequentially penetrates through the fixed pulleys and the fixed frame and extends to one side of the blocking net.

Preferably, the gravity plate is placed on one side of the blocking net, the surface of the gravity plate is fixedly connected with one end of the connecting rope, and the cleaning brush is mounted on the surface of the gravity plate and used for brushing the stone slag on the surface of the blocking net.

Preferably, supplementary supporting mechanism comprises fixed plate, support frame, reinforcing column and mounting screw, and the top welding that keeps off the net has the fixed plate, and the surface of fixed plate one side and the surface welded fastening of the weir body, and the support frame of equidistant has all been placed at the both ends that keep off the net surface, and the one end of support frame contacts with the surface of weir body and fixed plate each other respectively for support to keeping off the net.

Preferably, both ends of the support frame are provided with mounting screws for fixing the support frame, one side of the support frame is welded with a reinforcing column, and the surface of one end of the reinforcing column is tightly attached to the corner positions of both ends of the blocking net respectively, so that the blocking net can be further abutted and fixed.

Preferably, stop gear's inside is provided with link plate, stationary blade, buckle and draw-in groove, and the stationary blade welds the inner wall in the weir body both sides respectively, and is provided with the link plate between the adjacent stationary blade to link plate and stationary blade looks normal running fit, simultaneously, the one end of link plate is hung to the inner wall of collecting the screen frame, and the draw-in groove has been seted up to the one end of link plate, and the buckle is all installed to the inner wall of collecting the screen frame both sides, and the mutual joint cooperation of buckle and draw-in groove.

Compared with the prior art, the utility model has the beneficial effects that: the overflowing slag collection weir for the hydraulic and hydroelectric engineering not only avoids the phenomenon that a blocking net is blocked when the slag collection weir is used, improves the firmness degree of the blocking net when the slag collection weir is used, but also avoids the phenomenon that a collecting net frame moves when the slag collection weir is used;

1. the cleaning mechanism is arranged, the winch is operated to work, the connecting rope is paid off, the cleaning brush can be driven to move downwards under the action of gravity of the gravity plate to brush off the stone slag on the surface of the blocking net, and meanwhile, the connecting rope can be guided under the action of the fixed pulley, so that the function of brushing off the stone slag on the surface of the blocking net by the slag collection weir is realized, and the blocking net is prevented from being blocked when the slag collection weir is used;

2. the auxiliary supporting mechanism is arranged, the supporting frame is respectively placed at the included angle between the blocking net and the weir body and the included angle between the blocking net and the fixed plate, and then the supporting frame is fixed through the mounting screws, so that the blocking net can be reinforced under the action of the supporting frame, meanwhile, the blocking net can be abutted under the action of the reinforcing column, and the blocking net is further supported, so that the auxiliary supporting function of the slag collection weir on the blocking net is realized, and the firmness degree of the blocking net is improved when the slag collection weir is used;

3. through being provided with stop gear, rotate the inboard link plate of stationary blade, make the one end of link plate hang to collecting the screen frame inner wall to make the buckle card to the draw-in groove inside, thereby fixed the link plate, carry on spacingly to collecting the screen frame under the effect of link plate, avoid collecting the screen frame and lighter and remove along with water, realized the limit function of collection sediment weir to collecting the screen frame, thereby taken place to collect the phenomenon that the screen frame removed when having avoided collection sediment weir to use.

Drawings

FIG. 1 is a schematic diagram of a three-dimensional appearance structure according to the present invention;

FIG. 2 is a schematic cross-sectional front view of the present invention;

FIG. 3 is a schematic side view of a portion of the present invention;

fig. 4 is an enlarged structural schematic diagram of the limiting mechanism of the utility model.

In the figure: 1. a weir body; 101. blocking the net; 102. collecting the screen frame; 103. a placement groove; 2. a cleaning mechanism; 201. a fixing frame; 202. cleaning a brush; 203. connecting ropes; 204. a gravity plate; 205. a fixed pulley; 206. a winch; 3. an auxiliary support mechanism; 301. a fixing plate; 302. a support frame; 303. a reinforcement column; 304. mounting screws; 4. a limiting mechanism; 401. hanging the plate; 402. a fixing sheet; 403. buckling; 404. a clamping groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and furthermore, the terms "first", "second", "third", "upper, lower, left, right", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Meanwhile, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, for example, as being fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; the embodiments of the present invention can be directly connected or indirectly connected through an intermediary, and all other embodiments obtained by those skilled in the art without any creative work are within the protection scope of the present invention.

The structure of the overflowing slag collection weir for the hydraulic and hydroelectric engineering is shown in figures 1 and 2, and comprises a weir body 1, a blocking net 101 is welded on the inner wall of the weir body 1, a placing groove 103 is arranged on the inner wall of the bottom of the weir body 1, a collecting net frame 102 is placed inside the placing groove 103 and used for collecting rock ballast, a cleaning mechanism 2 is arranged on the surface of the weir body 1, a fixed frame 201, a cleaning brush 202, a connecting rope 203, a gravity plate 204, a fixed pulley 205 and a winch 206 are arranged inside the cleaning mechanism 2, the fixed frame 201 is respectively fixed on two sides of the top of the weir body 1, the fixed frame 201 is internally provided with the fixed pulley 205, the winch 206 is installed inside the fixed frame 201, the type of the winch 206 can be JKL series, the output end of the winch 206 is wound with the connecting rope 203, one end of the connecting rope 203 sequentially penetrates through the fixed pulley 205 and the fixed frame 201 and extends to one side of the blocking net 101, the gravity plate 204 is placed on one side of the blocking net 101, the surface of the gravity plate 204 is fixedly connected with one end of the connecting rope 203, and the cleaning brush 202 is mounted on the surface of the gravity plate 204 and used for brushing off the stone slag on the surface of the blocking net 101.

During the use, operation hoist engine 206 makes hoist engine 206 work, carries out the unwrapping wire to connecting rope 203, and at this moment, can drive clearance brush 202 downstream under the action of gravity board 204, brushes the stone sediment on the surface of blocking net 101 and falls, simultaneously, can lead connecting rope 203 under the effect of fixed pulley 205 to realize the function of brushing the falling of sediment weir to the stone sediment on the surface of blocking net 101.

Further, as shown in fig. 3, an auxiliary supporting mechanism 3 is arranged on one side of the blocking net 101, the auxiliary supporting mechanism 3 is composed of a fixing plate 301, supporting frames 302, reinforcing columns 303 and mounting screws 304, the fixing plate 301 is welded on the top of the blocking net 101, the surface of one side of the fixing plate 301 is welded and fixed with the surface of the weir 1, the supporting frames 302 with equal intervals are placed at two ends of the surface of the blocking net 101, one end of each supporting frame 302 is in contact with the surfaces of the weir 1 and the fixing plate 301 respectively and used for supporting the blocking net 101, the mounting screws 304 are arranged at two ends of each supporting frame 302 and used for fixing the supporting frames 302, the reinforcing columns 303 are welded at one side of each supporting frame 302, and the surfaces of one ends of the reinforcing columns 303 are tightly attached to corner positions of two ends of the blocking net 101 respectively, so that the blocking net 101 can be further abutted against and fixed.

During the use, put support frame 302 respectively to the contained angle department of keeping off net 101 and weir 1 and fixed plate 301, rethread mounting screw 304 is fixed with support frame 302, can consolidate keeping off net 101 under the effect of support frame 302, simultaneously, can support keeping off net 101 under the effect of reinforcing post 303, further support keeping off net 101 to realize the supplementary support function of slag collection weir to keeping off net 101.

Further, as shown in fig. 2 and 4, both sides of the collecting net frame 102 are provided with a limiting mechanism 4, and a hanging plate 401, a fixing plate 402, a buckle 403 and a clamping groove 404 are arranged inside the limiting mechanism 4, the fixing plate 402 is welded on the inner walls of both sides of the weir body 1 respectively, and a hanging plate 401 is arranged between the adjacent fixing plates 402, and the hanging plate 401 is rotatably matched with the fixing plate 402, meanwhile, one end of the hanging plate 401 is hung on the inner wall of the collecting net frame 102, the clamping groove 404 is formed in one end of the hanging plate 401, the buckle 403 is installed on the inner walls of both sides of the collecting net frame 102, and the buckle 403 is matched with the clamping groove 404 in a clamping manner.

During the use, rotate link plate 401 of stationary blade 402 inboard, make the one end of link plate 401 hang to collecting wire frame 102 inner wall to make buckle 403 card to draw-in groove 404 inside, thereby fixed link plate 401, carry on spacingly to collecting wire frame 102 under link plate 401's effect, avoid collecting wire frame 102 lighter and along with water removal, in order to realize the limit function of collection slag weir to collecting wire frame 102.

The working principle is as follows: during the use, at first construct weir 1 to the river course in, make and collect the one side that screen frame 102 is located the river course upstream face, weir 1 itself is thrown by the stone sediment and is filled out and form, and fill the inoxidizing coating on weir 1, and simultaneously, can put the support frame 302 respectively to the contained angle department of keeping off net 101 and weir 1 and fixed plate 301, rethread mounting screw 304 is fixed with support frame 302, can consolidate the fender net 101 under the effect of support frame 302, and simultaneously, can support the fender net 101 under the effect of reinforcing post 303, further support the fender net 101, with the auxiliary stay function of realizing album weir sediment to the fender net 101, thereby the firm degree of fender net 101 when having improved album sediment weir use.

When water flows to the surface of the blocking net 101, the stone slag is intercepted under the action of the holes on the surface of the blocking net 101, the stone slag is made to fall into the collecting net frame 102 and is collected, then the winch 206 can be operated, the winch 206 is made to work, the connecting rope 203 is paid off, at the moment, the cleaning brush 202 can be driven to move downwards under the action of gravity of the gravity plate 204, the stone slag on the surface of the blocking net 101 is brushed and falls, meanwhile, the connecting rope 203 can be guided under the action of the fixed pulley 205, the function of brushing the stone slag on the surface of the blocking net 101 by the slag collecting weir is realized, and the phenomenon that the blocking net 101 is blocked when the slag collecting weir is used is avoided.

After collecting inside more stone sediment of having collected of screen frame 102, rotatable link plate 401, make link plate 401 keep away from and collect screen frame 102, again will collect the inside stone sediment of screen frame 102 and handle, put empty collection screen frame 102 inside standing groove 103 afterwards, link plate 401 of rotatable stationary blade 402 inboard afterwards, make the one end of link plate 401 hang to collecting screen frame 102 inner wall, and make buckle 403 card to draw-in groove 404 inside, thereby it is fixed with link plate 401, it is spacing to collecting screen frame 102 under link plate 401's effect, avoid collecting screen frame 102 lighter and move along with water, in order to realize the limit function of collection slag weir to collecting screen frame 102, thereby the phenomenon of collecting screen frame 102 removal takes place when having avoided the use of collection slag weir, finally accomplish the use work of collection slag weir.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A slag weir flows through for hydraulic and hydroelectric engineering, including weir body (1), its characterized in that: the inner wall of the weir body (1) is welded with a blocking net (101), the inner wall of the bottom of the weir body (1) is provided with a placing groove (103), a collecting net frame (102) is placed inside the placing groove (103) and used for collecting ballast, a cleaning mechanism (2) is arranged on the surface of the weir body (1), and the cleaning mechanism (2) comprises a fixed frame (201), a cleaning brush (202), a connecting rope (203), a gravity plate (204), a fixed pulley (205) and a winch (206); one side of the blocking net (101) is provided with an auxiliary supporting mechanism (3), and two sides of the collecting net frame (102) are provided with limiting mechanisms (4).

2. The overflow slag weir for water conservancy and hydropower engineering as claimed in claim 1, wherein: the fixed frame (201) is fixed respectively in the both sides at weir body (1) top, and the internally mounted of fixed frame (201) has fixed pulley (205), the internally mounted of fixed frame (201) has hoist engine (206), and the output winding of hoist engine (206) has connection rope (203) to the one end of connecting rope (203) runs through fixed pulley (205) and fixed frame (201) in proper order and extends to one side of keeping off net (101).

3. The overflow slag weir for water conservancy and hydropower engineering as claimed in claim 2, wherein: the gravity plate (204) is placed on one side of the blocking net (101), the surface of the gravity plate (204) is fixedly connected with one end of the connecting rope (203), and the cleaning brush (202) is mounted on the surface of the gravity plate (204) and used for brushing off the stone residues on the surface of the blocking net (101).

4. The overflow slag weir for water conservancy and hydropower engineering as claimed in claim 1, wherein: the auxiliary supporting mechanism (3) is composed of a fixing plate (301), a supporting frame (302), a reinforcing column (303) and mounting screws (304), the fixing plate (301) is welded to the top of the blocking net (101), the surface of one side of the fixing plate (301) is welded and fixed to the surface of the weir body (1), the supporting frames (302) with equal intervals are placed at two ends of the surface of the blocking net (101), and one end of each supporting frame (302) is in contact with the surface of the weir body (1) and the surface of the fixing plate (301) respectively and used for supporting the blocking net (101).

5. The overflow slag weir for water conservancy and hydropower engineering as claimed in claim 4, wherein: mounting screws (304) are arranged at two ends of the support frame (302) and used for fixing the support frame (302), a reinforcing column (303) is welded at one side of the support frame (302), the surface of one end of the reinforcing column (303) is tightly attached to corner positions at two ends of the blocking net (101), and the blocking net (101) can be further abutted and fixed.

6. The overflow slag weir for water conservancy and hydropower engineering as claimed in claim 1, wherein: the inside of stop gear (4) is provided with link plate (401), stationary blade (402), buckle (403) and draw-in groove (404), stationary blade (402) welds respectively at the inner wall of weir body (1) both sides, and is provided with link plate (401) between adjacent stationary blade (402) to link plate (401) and stationary blade (402) normal running fit each other, simultaneously, the one end of link plate (401) is hung to the inner wall of collecting net frame (102), draw-in groove (404) have been seted up to the one end of link plate (401), buckle (403) are all installed to the inner wall of collecting net frame (102) both sides, and buckle (403) and the cooperation of the mutual joint of draw-in groove (404).